CN1085910C - Receiving apparatus portable receiving apparatus and electronic watch - Google Patents

Receiving apparatus portable receiving apparatus and electronic watch Download PDF

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Publication number
CN1085910C
CN1085910C CN97129787A CN97129787A CN1085910C CN 1085910 C CN1085910 C CN 1085910C CN 97129787 A CN97129787 A CN 97129787A CN 97129787 A CN97129787 A CN 97129787A CN 1085910 C CN1085910 C CN 1085910C
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CN
China
Prior art keywords
circuit
antenna
receiving equipment
receiving
circuit board
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Expired - Fee Related
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CN97129787A
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CN1196614A (en
Inventor
喜多一记
铃木聡実
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Casio Computer Co Ltd
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Casio Computer Co Ltd
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Publication of CN1196614A publication Critical patent/CN1196614A/en
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Publication of CN1085910C publication Critical patent/CN1085910C/en
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Abstract

A receiving circuit analog circuit part stands opposite to a receiving antenna part putting a circuit wire board in between. A receiving circuit digital circuit part is mounted on the side of the receiving antenna part on one surface of the circuit wire board. The receiving circuit digital circuit part is put on the same side of the receiving antenna part of the circuit wire board in parallel to the receiving antenna part. That is, the receiving antenna part and the receiving circuit digital circuit part are put in parallel on the one surface of the circuit wire board and the receiving circuit analog circuit part is provided on the other surface of the circuit wire board. To the circuit wire board, an electromagnetic shield layer is attached.

Description

Receiving equipment, handset type receiving equipment and electronic watch
The present invention relates to a kind of handset type receiving equipment, the small-sized receiving equipment of particularly a kind of watch style, handset type receiving equipment and electronic clock equipment can receive the radio wave that is sent from gps satellite by GPS (global positioning system).
Reception is widely-used with the GPS receiving equipment that detects current location from the GPS radio wave that gps satellite sends.
The GPS receiving equipment is divided into a kind of independent type, and it has the main frame of GPS receiving equipment and is installed in reception antenna in the separate housing, so they can be separated from each other, a kind of integral type, and wherein reception antenna is attached in the GPS receiving equipment.
The main frame metal shell electromagnetic shielding of independent type GPS receiving equipment.When reception antenna is designed to when separately the main frame of type GPS receiving system separates, the main frame of receiving equipment just can be made miniaturization.
Because integral type GPS receiving equipment need hold reception antenna in the inboard, so be difficult to make the GPS receiving equipment to be designed to miniaturization.
Arrange so that the receiving equipment miniaturization is independent type or integral type regardless of it if digital circuit and analog circuit quilt are close mutually, analog circuit is the influence that is subjected to by the high-frequency noise of digital circuit generation.Therefore, must separate digital circuit and analog circuit and arrange or utilize electromagnetic shielding to cover analog circuit with hardware.The structure complicated that this realizes overslaugh miniaturization Design and make equipment.
Therefore, main purpose of the present invention provides a kind of small-sized receiving equipment and a kind of handset type receiving equipment.
Another object of the present invention is to reduce The noise with simple structure, and allows with high assembled density assembling composed component.
To achieve these goals, receiving equipment according to a first aspect of the invention comprises:
Several substrates that are arranged to the lamination electro-magnetic screen layer with circuit board of the electro-magnetic screen layer that is used for shielding electromagnetic wave;
An antenna is set at the side near circuit board, is used to receive radio wave;
An analog circuit is positioned at a side of the circuit board different with this side that antenna is set, and analog circuit constitutes the part of receiving circuit;
A digital circuit is arranged abreast at the antenna of the board side identical with antenna is set, and digital circuit constitutes receiving circuit and another part; With
A shell is used to admit circuit board, antenna and comprises analog circuit and the receiving circuit of digital circuit.
When electro-magnetic screen layer was arranged in this receiving equipment between the digital circuit and analog circuit, the electromagnetic noise that produces in digital circuit was decayed by electro-magnetic screen layer.That is, make analog circuit closely arrangement mutually on the digital circuit, the noise that produces in digital circuit has little influence to analog circuit.
A kind of receiving equipment according to a second aspect of the invention comprises:
Circuit board and a several substrate that is arranged to the lamination electro-magnetic screen layer with the electro-magnetic screen layer that is used for shielding electromagnetic wave;
An antenna is arranged on the side near circuit board, is used to receive radio wave;
An analog circuit is arranged the part near antenna and formation receiving circuit;
A digital circuit is positioned at a side of the circuit board different with this side that antenna is set, and this digital circuit constitutes the part of receiving circuit; With
A shell is used to admit circuit board, antenna and comprises analog circuit and the receiving circuit of digital circuit.
According to receiving equipment, circuit board is configured the electro-magnetic screen layer that lamination is used for shielding electromagnetic wave.Analog circuit and digital circuit are arranged at the not homonymy of circuit board.Therefore, digital circuit is shielded by electro-magnetic screen layer facing to analog circuit, even so that when digital circuit and analog circuit during mutually near arrangement, just can suppress the influence of internal noise.
In this receiving equipment, analog circuit can be arranged in the board side identical with antenna is set, this antenna overlapping analog circuit.
In the superincumbent receiving equipment, digital circuit can be arranged to not overlapping analogue circuit.
In the superincumbent receiving equipment, analog circuit can be arranged on the board side identical with antenna is set and antenna arranged side by side.
In the superincumbent receiving equipment, analog circuit can be arranged in board side and the digital circuit different with this side that antenna is set and arrange abreast.
In the superincumbent receiving equipment, analog circuit can be arranged to overlapping this antenna and digital circuit is arranged to not overlapping this antenna.
According to this receiving equipment, analog circuit and antenna are arranged on above another by one.This just can reduce erection space and volume.
In the superincumbent receiving equipment, the electro-magnetic screen layer that overlaps in the circuit board can be arranged to earth potential.
In the superincumbent receiving equipment, shell can comprise the back of the body lid that is made of metal, and is used to cover and the different board side of this side that antenna is set.
In the superincumbent receiving equipment, shell can comprise the cover that is formed from a resin, and is used for cover antenna.
Top receiving equipment also can comprise: an electro-magnetic screen layer is used to cover the digital circuit that is positioned at circuit board one side.
Top receiving equipment also can comprise: an electro-magnetic screen layer is used to cover the analog circuit that is positioned at circuit board one side.
In the superincumbent receiving equipment, antenna can comprise an antenna element, ground plate and a dielectric-slab between antenna element and earth potential are set.
Receiving equipment also can comprise:
A clock display part that comprises pointer is used for instruction time;
A pointer driver is used to drive this pointer;
A transparency cover is used to cover the clock display part; With
Wherein this antenna is configured to overlapping clock display part.
Receiving equipment also can comprise: a display part is used to show at least one current location information and temporal information; With
Wherein digital circuit can be configured to overlapping display part.
In the receiving equipment, antenna can have a through hole in the above; With
The pointer driver can drive pointer through the through hole of antenna.
In the superincumbent receiving equipment, antenna and receiving circuit can a public antenna and receiving circuits, are used to receive the GPS radio wave.
In the superincumbent receiving equipment, antenna can comprise: an antenna element, a dash receiver, a glass cover and a glass supporter.
At least one glass cover and this glass supporter can be made by dielectric material; With
Ground plate can be used as at least one dialing plate and a reflector.
According to this receiving equipment, at least one glass cover and the glass supporter in antenna are made by dielectric material and ground plate can be used as at least one dialing plate and a reflector.This design can reduce assembling area and volume.
In the superincumbent receiving equipment, antenna can be the helical aerials with the antenna element that constitutes with the shape of cylindrical or column.
In order to realize above-mentioned purpose, handset type receiving equipment according to a third aspect of the invention we comprises:
Circuit board with the electro-magnetic screen layer that is used for shielding electromagnetic wave and a plurality of being arranged or the substrate of overlapping electro-magnetic screen layer;
An antenna is set at the side near circuit board, is used to receive radio wave;
An analog circuit is arranged near antenna and constitutes the part of receiving circuit;
A digital circuit is positioned at a side of the circuit board different with this side that antenna is set, and this digital circuit constitutes the part of receiving circuit;
A display part is used to show current location information;
A shell is used to admit circuit board, antenna and comprises analog circuit and the receiving circuit of digital circuit; With
A linkage unit is connected to shell, is used for being connected with the part of user's main frame.
According to this handset type receiving equipment, circuit board is configured the electro-magnetic screen layer that lamination is used for shielding electromagnetic wave.Analog circuit and digital circuit are arranged on the not homonymy of circuit board.Therefore, digital circuit is shielded by electro-magnetic screen layer facing to analog circuit, even so that mutual to arranging with digital circuit and analog circuit quilt, the influence of internal noise can be suppressed.
In this receiving equipment, antenna and display part can be arranged in a side of shell perpendicular to linkage unit.
In the superincumbent receiving equipment, antenna and display part can the direction identical with linkage unit be arranged in a side of shell.
In order to realize above-mentioned purpose, electronic clock equipment according to a forth aspect of the invention comprises:
An electro-magnetic screen layer that is used for shielding electromagnetic wave;
A circuit board that is configured the lamination electro-magnetic screen layer;
A planar antennas is set at the side near circuit board, is used to receive radio wave;
An analog circuit is arranged near planar antennas and constitutes the part of receiving circuit;
A digital circuit is placed in a side of the circuit board different with this side that planar antennas is set, and digital circuit constitutes the part of receiving circuit;
A display part is used to show temporal information and current location information;
A shell is used to admit circuit board, planar antennas and comprises analog circuit and the receiving circuit of digital circuit; With
A linkage unit is connected to shell, is used for being connected with the part of user's main frame.
According to this electronic clock equipment, circuit board is configured the electro-magnetic screen layer that lamination is used for shielding electromagnetic wave.Analog circuit and digital circuit are arranged on the not homonymy of circuit board.Therefore, digital circuit faces toward the shielding of analog circuit board electro-magnetic screen layer, even so that when digital circuit and mutual close arrangement of analog circuit quilt, the influence of internal noise can be suppressed.
Fig. 1 is the exemplary view of expression according to the structure of the handset type receiving equipment of the first embodiment of the present invention;
Fig. 2 is a plane graph of describing the parts arrangement of handset type receiving equipment shown in Figure 1;
Fig. 3 is the sectional view of handset type receiving equipment shown in Figure 2;
Fig. 4 represents the illustration block diagram of the detailed functions structure of handset type receiving equipment shown in Figure 1;
The illustration block diagram of the detailed functions structure of handset type receiving equipment in Fig. 5 presentation graphs 1;
Fig. 6 is an exemplary diagram of representing the structure of handset type receiving equipment according to a second embodiment of the present invention;
Fig. 7 is a plane graph of describing the parts arrangement of handset type receiving equipment shown in Figure 6;
Fig. 8 is the sectional view of handset type receiving equipment shown in Figure 7;
Fig. 9 is the exemplary diagram of expression according to second structure of the handset type receiving equipment of second embodiment;
Figure 10 is the plane graph of arrangement of describing the parts of handset type receiving equipment shown in Figure 9;
Figure 11 is the sectional view of handset type receiving equipment shown in Figure 9;
Figure 12 is the exemplary view of expression according to first remodeling of the handset type receiving equipment of second embodiment;
Figure 13 is the mode cross section figure of handset type receiving equipment shown in Figure 12;
Figure 14 is the sectional view of expression according to second remodeling of the handset type receiving equipment of second embodiment;
Figure 15 is the 3rd sectional view of describing according to the handset type receiving equipment of second embodiment of retrofiting;
Figure 16 is the exemplary view of expression according to the 4th remodeling of the handset type receiving equipment of second embodiment;
Figure 17 is the sectional view that the parts of expression handset type receiving equipment shown in Figure 16 are arranged;
Figure 18 is the exploded perspective illustration of the ad hoc structure of expression handset type receiving equipment shown in Figure 17;
Figure 19 A is an exemplary diagram of representing the 5th remodeling of handset type receiving equipment according to a second embodiment of the present invention;
Figure 19 B is the perspective view at the handset type receiving equipment shown in Figure 19 A;
Figure 20 A is a perspective view of representing the 6th remodeling of handset type receiving equipment according to a second embodiment of the present invention;
Figure 20 B is the perspective view of the handset type receiving equipment shown in Figure 20 A;
Figure 21 is the schematic diagram that constitutes the plate patch antennas of reception antenna 2 for example;
Figure 22 is the schematic diagram that constitutes the cross-dipole antenna of reception antenna 2 for example;
Figure 23 is the perspective view of expression according to the 7th remodeling of the handset type receiving equipment of second embodiment;
Figure 24 is the schematic diagram that constitutes the helical antenna of bar antenna shown in Figure 23 for example;
Figure 25 is the schematic diagram of an example of the expression spiral loop that constitutes bar antenna shown in Figure 23;
Figure 26 is the exemplary diagram of structure of the handset type receiving equipment of expression a third embodiment in accordance with the invention;
Figure 27 is the specific perspective view of handset type receiving equipment shown in Figure 26;
Figure 28 is the sectional view of handset type receiving equipment shown in Figure 27;
Figure 29 is the exemplary diagram of structure of the handset type receiving equipment of expression a fourth embodiment in accordance with the invention;
Figure 30 is the specific perspective view of handset type receiving equipment shown in Figure 29;
Figure 31 is the sectional view of handset type receiving equipment shown in Figure 30;
Figure 32 A is the perspective view of plate patch antennas;
Figure 32 B is the sectional view of plate patch antennas;
Figure 33 is an exemplary diagram of representing the structure of handset type receiving equipment according to a fifth embodiment of the invention;
Figure 34 is the specific perspective view of handset type receiving equipment shown in Figure 33;
Figure 35 is the sectional view of handset type receiving equipment shown in Figure 34;
Figure 36 A is the perspective view of plate patch antennas;
Figure 36 B is the sectional view of plate patch antennas;
Figure 37 is an exemplary diagram of representing the structure of handset type receiving equipment according to a sixth embodiment of the invention;
Figure 38 is the specific perspective view of handset type reception antenna shown in Figure 37;
Figure 39 is the sectional view of handset type reception antenna shown in Figure 38;
Figure 40 is the exploded perspective illustration of the single horizontal piece that is contained in 9 li in clock box shown in Figure 37 and 38;
Figure 41 is the exploded perspective illustration of the handset type receiving equipment shown in Figure 37 and 38;
Figure 42 is an exemplary diagram of representing the structure of handset type receiving equipment according to a seventh embodiment of the invention;
Figure 43 is the specific perspective view of handset type receiving equipment shown in Figure 42;
Figure 44 is the sectional view of handset type receiving equipment shown in Figure 43;
Figure 45 is the schematic diagram of the structure of expression reception antenna 2;
Figure 46 is that expression for example is according to the sectional view of the structure of the handset type receiving equipment of the eighth embodiment of the present invention;
Figure 47 is the specific perspective view of handset type receiving equipment shown in Figure 46; With
Figure 48 is the block diagram of the circuit structure of the hand intercept form receiving equipment shown in expression Figure 46 and 47;
Identical identical unit or the implication of symbolic representation among the figure in conjunction with the accompanying drawings embodiments of the invention described now.
Referring to figs. 1 through 3, with the handset type receiving equipment of describing according to the first embodiment of the present invention.
Fig. 1 is the exemplary view of expression according to the structure of the handset type receiving equipment of the first embodiment of the present invention.Fig. 2 is a plane graph of describing the arrangements of components of handset type receiving equipment shown in Figure 1.Fig. 3 is the sectional view of handset type receiving equipment shown in Figure 2.Handset type receiving equipment shown in Fig. 1-3 has GPS receiving function and time clock feature.
This handset type receiving equipment has circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, the battery 5 that is used to receive, LCD (liquid crystal display) plate 6, digital processing unit 7, clock battery 8 and clock box 9.
Circuit board 1 comprises two layers of substrate (resin material etc.) and is arranged on electro-magnetic screen layer 1a between them, as shown in Figure 1.
Reception antenna 2 is plate aerials of a kind of flat type patch antennas, and the GPS radio wave (received signal) that receives is delivered to simulation receiving circuit 3.Reception antenna 2 is arranged near the side of circuit board 1, as shown in Figure 3.
Simulation receiving circuit 3 is handled by patch antenna 2 that receive, received signals, and it is delivered to digital received circuit 4.As shown in Figure 3, simulation receiving circuit 3 is positioned at circuit board 1 side different with this side that reception antenna 2 is set.
Digital received circuit 4 always produces current location information etc. in the received signal of self simulation receiving circuit 3 and it is presented on the LCD plate 6.As shown in Figure 3, digital received circuit 4 is arranged in circuit board 1 side identical with reception antenna 2.Just, digital received circuit 4 is positioned at and different circuit board 1 side in position of simulating receiving circuit 3.
Receiving circuit 5 is provided to simulation receiving circuit 3 and digital received circuit 4 to operating power.Receive battery 5, as shown in Figure 2, be set at circuit board 1, digital received circuit 4 and simulation receiving circuit 3.
Current location information that is provided by the digital received circuit and the temporal information that is provided by digital processing unit 7 are provided LCD plate 6.As shown in Figure 3, LCD plate 6 places digital processing unit 7 tops.
Digital processing unit 7 comprises digital circuit, and for example clock circuit shows the temporal information that produces on LCD plate 6.Digital processing unit 7 is arranged on the top of digital received circuit 4.
Clock battery 8 is delivered to digital processing unit 7 to power.Clock battery 8 is positioned at the top of simulation receiving circuit 3.
Clock box 9 is admitted circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, is received battery 5, LCD plate 6, digital processing unit 7 and clock battery 8.Clock box 9 has the back of the body and covers 9a, glass cover 9b and antenna cover 9c.The back of the body lid 9a that is made of metal covers the back side of simulation receiving circuit 3.The glass cover 9a that is made by transparency glass plate covers the display surface of LCD plate 6.The antenna cover 9c that is made by synthetic resin covers the top of reception antenna 2.
Clock box 9 is metal caps, and wherein glass cover 9b and antenna cover 9c become unlimited.
In Fig. 1, DP represents radio wave, and HK represents light.
As shown in Figure 2, console switch part 10 is provided at a side of clock box 9.Console switch part 10 produces triggering signal according to user's operation, and it is sent to digital received circuit 4 and digital processing unit 7.
As shown in Figure 2, the watchband 11 that is attached to the part of user's body is received clock box 9.
Now the circuit structure of handset type receiving equipment will be discussed particularly.
Fig. 4 is the block diagram of the functional structure of expression handset type receiving equipment.Fig. 5 is the exemplary block diagram of the detailed circuit structure of expression handset type receiving equipment.
Handset type receiving equipment shown in Figure 4 has external interface 16 and the power-supply controller of electric except that reception antenna 2 20, simulation receiving circuit 3, digital received circuit 4, receives battery 5, LCD plate 6, digital processing 7, clock battery 8 and console switch part 10.
GPS receiving circuit 15 comprises simulation receiving circuit 3, digital received circuit 4 and power-supply controller of electric 20.GPS receiving circuit 15 is handled the received signal GPS that is received by reception antenna 2, producing current location information etc., and it is provided to digital processing unit 7.
The control signal of external interface 16 conversions between digital processing unit 7 and external unit.
Simulation receiving circuit 3 comprises RF (radio frequency) circuit 21, IF (intermediate frequency) amplifier section 22, A/D (analog/digital) converter 23, clock generator 24 and reference oscillator 25.
RF circuit 21 is tuning and amplify the GPS radio wave of radio frequency, it is transformed into the IF signal.If IF amplifier section 22 amplifies the IF signal of conversion.A/D converter 23 is the IF signal transformation of amplifying a digital signal.Reference oscillator 25 is made up of quartz (controlled) oscillator etc., produces the benchmark oscillator signal and it is delivered to reference oscillator 25.
Clock generator 24 is delivered to RF circuit 21, IF amplifier section 22 and A/D converter 23 according to the benchmark oscillator signal that receives from reference oscillator 25 with the clock signal that produces.
Digital received circuit 4 comprises extended frequency demodulator 26, navigation message processor 27, satellite data memory 28, pseudo range measurement part 29, position calculator 30, acquiring satellite/tracking processor 31 and PN (pseudo noise) coding controller 32.
26 pairs of extended frequency demodulators have been subjected to the received signal of band spectrum modulation to carry out spread spectrum demodulation through digital processing, and the signal of gained is delivered to navigation message processor 27 and pseudo range measurement part 29.Extended frequency demodulator 26 comprises carrier synchronization detector 33, PN sign indicating number correlation unit 34, NCDS35 and 37 and code generator 36.
Extended frequency demodulator 26 provides for each N channel, to handle the GPS radio wave that a plurality of gps satellites send simultaneously simultaneously.
Navigation message processor 27 is from the data by extracting position navigation message the extended frequency demodulator 26 demodulated received signals and generation satellite orbit.28 storages of satellite data memory are by the data of the satellite orbit of navigation message processor 27 generations, pseudo range measurement part 29 is from sending to position calculator 30 by producing pseudorange information the phase difference value of extended frequency demodulator 26 demodulated received signals to gps satellite with this information.
Position calculator 30 is according to the pseudorange information that is produced by pseudo range measurement part 29, calculate with the data executing location that is stored in the satellite orbit in the satellite data memory 28, to produce the current location information and the time bias information of handset type receiving equipment, position calculator 30 sends to digital processing unit 7 with current location information and the time bias information that is produced.
Acquiring satellite/tracking processor 31 produces the control information of the tracking of catching that is used for gps satellite and it is delivered to PN code controller 32, and PN code controller 32 is according to the control information control extended frequency demodulator 26 that is provided by acquiring satellite/tracking processor 31.
Digital processing unit 7 comprises oscillator 38, clock part 39, display controller 40, control circuit 41, navigating processor 42, position data memory 43 and control data memory 44.
Control circuit 41 is according to the positional information that is provided by position calculator 30, from triggering signal and the control information control acquiring satellite/tracking processor 31 that provides through external interface 16 outsides, the power-supply controller of electric 20 etc. of console switch part 10.Control circuit 41 deposits the positional information from position calculator 30 in position data memory 43.
Clock part 39 is presented at it on the LCD plate 6 according to the oscillator signal that is sent by oscillator 38 with through display controller 40.The time data that clock part 39 is produced according to the time bias signal compensation that is sent by position calculator 30.
Navigating processor 42 produces navigation information and through display controller 40 it is presented on the LCD plate 6 according to being stored in current location information in the position data memory 43.
Fig. 5 is the block diagram of the specific circuit architecture of expression handset type receiving equipment shown in Figure 1.
As shown in Figure 5, this handset type receiving equipment comprises reception antenna 2, simulation receiving circuit 3, digital received circuit 4, receives battery 5, LCD plate 6, digital processing unit 7, clock battery 8, console switch part 10, external interface 16 and power-supply controller of electric 20.
Reception antenna 2 is made up of plate patch antennas, as mentioned above, receives the GPS radio wave and it is delivered to simulation receiving circuit 3.
Simulation receiving circuit 3 comprises RF amplifier 51, first frequency mixer 52, surface acoustic wave filter 53, an IF amplifier 54, second frequency mixer 55, the 2nd IF amplifier 56, A/D converter 57, VCD (voltage-controlled controller) 58, PLL (phase-locked loop) synthesizer 59 and reference oscillator, and (TC * O) 60.Simulation receiving circuit 3 transforms to an IF signal to the RF received signals from reception antenna 2 by first frequency mixer 52, has eliminated unnecessary component and is synthetic signal transformations the 2nd IF signal by second frequency mixer 55 by surface acoustic wave filter 53.The RF received signal that simulation receiving circuit 3 is accurately tuning by means of PLL synthesizer 59 and reception has been sent by reception antenna 2, simulation receiving circuit 3 makes the 2nd IF amplifier 56 amplify the received signal that has been transformed to the 2nd IF signal, to make the synthetic signal of A/D converter 57 conversion be digital signal and this digital signal sent to digital received circuit 4.
Digital received circuit 4 comprises clock generator 61, signal processor ASIC (using specific integrating circuit) 62, first microprocessor 63, ROM (read-only memory) 64 and RAM (random access memory) 65.Digital received circuit 4 is by signal processor ASIC62 and first microprocessor 63, realizes the function of shown in Figure 4 it.
Digital processing unit 7 comprises second microprocessor 66, display driver 67, ROM68, RAM69 and clock generator 70.Display driver 67 and display controller 40 equivalences shown in Figure 4.Position data memory 43 that RAM69 and Fig. 4 describe and 44 equivalences of control data memory.Microprocessor 66 is realized the function of oscillator 38, clock part 39, control circuit 41 and navigating processor 42 shown in Figure 4.
Use the description that will provide location measurement method from the GPS radio wave of gps satellite now.
GPS comprises a space station, it is included in the gps satellite (navigation satellite/GPS artificial satellite) on the Earth's orbit, a ground station, it comprises that a monitoring station that is used to monitor gps satellite and one are used to control the control station of gps satellite and one and receive GPS radio wave and GPS receiving equipment.
Each gps satellite has with a satellite by use carries out band spectrum modulation to the location navigation message signale to the different macrocyclic PRN (pseudo noise code) of another satellite, become the L ripple that is about 1.5GHz and be about the L2 ripple of 1.2GHz and L1 and L2 ripple are sent to ground.For the GHS signal, have P (precision) sign indicating number (being used for military use) and C/A (eliminating/catch) sign indicating number (being used for commercial use).On the commercial C/A sign indicating number stack L1 ripple.
The different PRN sign indicating number same frequencys of satellite stand band spectrum modulation even use one by one, and the GPS radio wave is sent by single gps satellite.The synchronous GPS radio wave that has received of GPS receiving equipment pair and relevant PRN sign indicating number carries out spread spectrum demodulation, with from relevant gps satellite demodulation navigation message data.
In carrying out demodulation, the GPS receiving equipment is measured regularly delay of the PRN code phase that produced by internal clocking with respect to the PRN sign indicating number that is received by gps satellite and leading, or measures the distance (pseudorange) of the gps satellite of radio wave time of advent.
The navigation message data are made up of the state information of the coarse orbit information (astronomical yearbook) of the detailed orbit information (astronomical ephemeris) of time bias information and each gps satellite, each gps satellite and gps satellite.The GPS receiving equipment calculates the position that obtains three-dimensional satellite from detailed orbit information by astronomical track.
The GPS receiving equipment is caught the three-dimensional position (or three-dimensional position on the ground) of GPS receiving equipment and to the pseudorange of single satellite from the position of four (or three) or more a plurality of gps satellites.The GPS receiving equipment is according to the phase compensation internal clocking of time bias information and GPS received signal.
The handset type receiving equipment extremely shown in Figure 5 at Fig. 1 produces positional information and its current location information by above-described localization method.
Most of handset type receiving equipments shown in Fig. 1-3 by the hardware of clock box 9 from exterior shield.Reception antenna 2 is placed on the top of simulation receiving circuit 3.Simulation receiving circuit 3 and digital received circuit 4 and digital processing unit 7 be arranged with electro-magnetic screen layer 1a between the two.This structure causes following advantage.
When the handset type receiving equipment has a short pass between the receiving circuit 3 when sending the path in reception antenna 2 and simulation, therefore the unnecessary reception antenna 2 with preseting amplifier etc. that provides has guaranteed reducing of device area and volume.
Most of handset type receiving equipment from exterior shield, causes the influence of less external noise by the clock box 9 that is made of metal.And, digital received circuit 4 and digital processing unit 7 and simulation receiving circuit 3 betweens all are arranged with electro-magnetic screen layer 1a, therefore, the RF electromagnetic noise that produces in digital circuit suppresses by electro-magnetic screen layer, therefore just can not influence simulation receiving circuit 3 (noise will can not appear on the analog signal) more.So just can critically produce positional information and navigation information.
Though reception antenna 2 is arranged on circuit board 1 side identical with digital received circuit in the handset type receiving equipment shown in Fig. 1-3 4, reception antenna 2 can be arranged on circuit board 1 side identical with simulation receiving circuit 3 is set.
In the handset type receiving equipment shown in Fig. 1-3, the RF noise that is produced by digital received circuit 4 can receive by the reception antenna of being arranged by digital received circuit 42, with mixing in the GPS received signal.
Now the second embodiment of the present invention that has designed according to the RF Noise Suppression will be discussed in conjunction with Fig. 6-8 and Fig. 9-11.
Fig. 6 represents the exemplary diagram of first structure of the handset type receiving equipment of wrist-watch type according to a second embodiment of the present invention.Fig. 7 is a plane graph of describing the arrangements of components of handset type receiving equipment shown in Figure 6.Fig. 8 is the sectional view of handset type receiving equipment shown in Figure 7.
Handset type receiving equipment shown in Fig. 6-8, identical with first embodiment, have circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, receive battery 5, LCD plate 6, digital processing unit 7, clock battery 8 and clock box 9.
In the handset type receiving equipment shown in Fig. 6-8, simulation receiving circuit 3 and digital received circuit 4 are arranged in the same side of circuit board 1.Reception antenna 2 is positioned at the not homonymy with the circuit board 1 that simulation receiving circuit 3 is set.Digital processing unit 7 is positioned at circuit board 1 side identical with reception antenna 2, and wherein the KN among Fig. 6 represents high-frequency noise.
Fig. 9 represents the exemplary view of second structure of the handset type receiving equipment of wrist-watch type according to a second embodiment of the present invention.Figure 10 is the plane graph of arrangement of describing the parts of handset type receiving equipment shown in Figure 9; Figure 11 is the sectional view of handset type receiving equipment shown in Figure 9.
At the handset type receiving equipment shown in Fig. 9-11, identical with first embodiment, also have circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, receive battery 5, LCD plate 6, digital processing unit 7, clock battery 8 and clock box 9.
In the handset type receiving equipment shown in Fig. 9-11, simulation receiving circuit 3 and digital processing unit 7 are arranged side by side at a side of circuit board 1.Reception antenna 2 is positioned at the top that simulation receiving circuit 3 is set.Digital received circuit 4 is positioned at this side of the circuit board 1 different with digital processing unit 7 is set.
In the handset type receiving equipment shown in Fig. 6-8 and Fig. 9-11, reception antenna 2 and digital received circuit 4 are to be separated from each other to such an extent that arrange farthest with circuit board 1 between them.
This circuit arrangement can suppress the mixing by the RF noise of digital received circuit 4 generations, becomes the received signal from antenna 2.When LCD plate 6 is arranged to overlapping digital processing unit 7, the equipment after the installation just can be made very thin.
In order to be suppressed at the RF The noise that is produced by digital received circuit 4 on reception antenna 2 and the simulation receiving circuit 3, simulation receiving circuit 3 and digital received circuit 4 can be topped with shield member.To be discussed having according to the present invention with reference to accompanying drawing 12-15 with some remodeling of the handset type receiving equipment of topped simulation receiving circuit 3 of shield member and digital received circuit 4.
Figure 12 is first exemplary diagram of retrofiting of representing the handset type receiving equipment of wrist-watch type according to a second embodiment of the present invention.Figure 13 is the sectional view of handset type receiving equipment shown in Figure 12.Figure 14 is a sectional view of representing second remodeling of handset type receiving equipment according to a second embodiment of the present invention.Figure 15 is a sectional view of describing the 3rd remodeling of handset type receiving equipment according to a second embodiment of the present invention.
Handset type receiving equipment shown in Figure 12-15 has circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, receives battery 5, LCD plate 6, digital processing unit 7, clock battery 8, clock box 9, the first electromagnetic shielding box 101 and the second electromagnetic shielding box 102.
The first electromagnetic shielding box 101 and the second electromagnetic shielding box 102 are made of the metal sheet of aluminium etc.The first electromagnetic shielding box 101 is arranged to cover simulation receiving circuit 3.The second electromagnetic shielding box 102 is arranged to cover digital received circuit 4.
Cover with shielding box 101 and 102 respectively when simulating receiving circuit 3 and digital received circuit 4, this handset type receiving equipment can suppress The noise.
In order further to be suppressed at the RF The noise that digital received circuit 4 produces above the reception antenna 2, reception antenna 2 can shield from digital processing unit 7 with clock box 9.
Below in conjunction with Figure 16 to 18 a remodeling according to the handset type receiving equipment of second embodiment will be discussed, wherein clock box 9 is configured from digital processing unit 7 shielding reception antennas 2.
Figure 16 is an exemplary diagram of representing the 4th remodeling of handset type receiving equipment according to a second embodiment of the present invention.Figure 17 is the face of the wearing figure of the parts arrangement of expression handset type receiving equipment shown in Figure 16.Figure 18 is the exploded perspective illustration of the ad hoc structure of expression handset type receiving equipment shown in Figure 17.
Handset type receiving equipment shown in Figure 16-18 comprises circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, receives battery 5, LCD plate 6, digital processing unit 7, clock battery 8, clock box 9, the first battery shielding box 101 and the second battery shielding box 102.
Handset type receiving equipment shown in Figure 180 also comprises watchband 11, elastic rod 111 and electronic buzzer 113.
Elastic rod 111 is the flexible metal-wares of having that are used for clock box 9 is connected to watchband 11.Electronic circuit module 112 comprises reception antenna 2, simulation receiving circuit 3, digital received circuit 4, LCD plate 6 and digital processing 7, all is installed on the circuit board 1.Electronic buzzer 113 produces an electro-acoustic, wherein PK representative encapsulation.
In the handset type receiving equipment shown in Figure 16-18, reception antenna 2, simulation receiving circuit 3, digital received circuit 4 and digital processing unit 7 all be electromagnetic shielding mutually.So that can increase the inhibition of the RF The noise that produces by digital received circuit 4.
Though reception antenna 2 is fixed on the inboard of clock box 9 in the superincumbent handset type receiving equipment, reception antenna 2 can half be fixed on the outside of clock box 9.A remodeling of the handset type receiving equipment of the reception antenna 2 that has half outside that is fixed on clock box 9 according to a second embodiment of the present invention is discussed to 20B referring now to accompanying drawing 19A.
Figure 19 A is an exemplary diagram of representing the 5th remodeling of wrist-watch type handset type receiving equipment according to a second embodiment of the present invention.Figure 19 B is the perspective view at the handset type receiving equipment shown in Figure 19 A.Figure 20 A is a perspective view of representing the 6th remodeling of wrist-watch type handset type receiving equipment according to a second embodiment of the present invention.Figure 20 B is the perspective view of the handset type receiving equipment shown in Figure 20 A.
In the handset type receiving equipment shown in Figure 19 A-20B, the side and the reception antenna 2 that are arranged on clock box 9 at the sky of sideway swivel wire maintainer 121 are contained in the retainer 121.
The ad hoc structure of reception antenna 2 is by for example in Figure 21 and 22.
Figure 21 is the schematic diagram that constitutes the plate patch antennas of reception antenna 2 for example.Plate patch antennas tool patch antennas unit 131 and ground plate 132 shown in Figure 21, the former is arranged on the latter's top.
Figure 22 is the schematic diagram that constitutes the cross-dipole antenna of reception antenna 2 for example.Cross-dipole antenna shown in Figure 22 has two dipoles 141 and 142, two dipoles 141 of ground plate are placed in latter top,
In the handset type receiving equipment shown in Figure 19 A-20B, the reception of GPS radio wave is become be easier to and reception antenna 2 is isolated with the digital received circuit and just can be suppressed The noise by the direction of regulating day wire maintainer 121.
Though reception antenna 2 is plate patch antennas in this handset type receiving equipment, reception antenna 2 can be column or stick antenna.And though receive the inside that battery 5 and clock battery 8 are contained in clock box 9 in the above in the handset type receiving equipment, these batteries 5 and 8 can be provided in the outside of clock box 9.Below in conjunction with Figure 23 a remodeling that has the handset type receiving equipment of the reception battery 5 that is arranged in clock box 9 outsides and clock battery 8 according to second embodiment will be discussed.
Figure 23 is a perspective view of representing the 7th remodeling of wrist-watch type handset type receiving equipment according to a second embodiment of the present invention.
Handset type receiving equipment shown in Figure 23 has stick antenna 151 and battery holder 152.Battery holder 152 is provided at the outside of clock box 9, and clamping receives battery 5 and clock battery 8.
Stick antenna 151 is that the prism helical antenna by the antenna element with helical arrangement shown in Figure 24 constitutes this antenna of the expression shown in HA.Stick antenna 151 can be made of the shape helical ring thing antenna that draws that is wrapped in the ring antenna unit on the post with spiral form as shown in figure 25, shown in HR, represent this antenna.
The excitation orientation that is used for the received field of gps antenna electric wave turn clockwise (right-handed circular polarization).In order to receive this GPS radio wave effectively, circle or square plate type antenna, helical antenna etc. are generally as reception antenna 2.Plate patch antennas has a dielectric material that is arranged between antenna element plate and the ground plate, and can be designed to very thin.Have the material of height " particular medium constant " by use, it is high more that dielectric constant becomes, and then compares with the wavelength of radio wave, and antenna and length can be done shortly more.
Wavelength with GPS radio wave of about 1.5GHz frequency becomes about 20cm ((3 * 10 10) cm/ (1.5 * 10 9) the about 20cm of Hz=) have an appointment 20 at apparatus dielectric constant (k ∈=∈/∈ O) metal oxide ceramic of (shortening than=1/20) receives under the situation of GPS radio wave of this wavelength, shortens that can to make the radius of antenna than=1/20 be about 1cm.
Though clock box 9 is made of metal in the handset type receiving equipment.Its available resin or conduction chad that has metal bonds to inside or outside.
When on LCD plate 6, showing time and date, can adopt by pointer express time and the hybrid system that on LCD plate 6, shows date with time clock feature according to the handset type receiving equipment of first and second embodiment.Now parameter Figure 26 to 28 discusses the third embodiment of the present invention of using with pointer express time and the compound display system that shows date on LCD plate 6.
Figure 26 is the exemplary diagram of structure of the wrist-watch type handset type receiving equipment of expression a third embodiment in accordance with the invention.Figure 27 is the specific perspective view of handset type receiving equipment shown in Figure 26.Figure 28 is the sectional view of handset type receiving equipment shown in Figure 27.
Handset type receiving equipment shown in Figure 26-28 has circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, receives battery 5, LCD plate 6, digital processing unit 7, clock battery 8, clock box 9, parts 161, pointer 162, projection 163 and dialing plate 164.
Parts 161 bags are stepping motor and other parts.Parts 161 usefulness circuit boards 1 are arranged side by side, and drive pointer 162 under the control of digital processing unit 7.
Pointer 162 is made up of clock, minute hand and second hand.Pointer 162 is positioned at the top of dial 164 and is driven by parts 161 through needle pivot.The through hole of needle pivot is formed on the LCD plate 6.
Projection 163 is positioned at the outside of clock box 9 and regulates parts 161 when being operated by the user.
Dialing plate 164 is arranged on the top of parts 161.
In the handset type receiving equipment shown in Figure 26-28,, be arranged in 2 minutes with reception antenna owing to parts 161 comprise strong magnetic circuit and can become noise source.
Though in the handset type receiving equipment according to the 3rd embodiment, LCD plate 6 is arranged in the top of dialing plate, LCD plate 6 and dialing plate 164 can be arranged side by side.In conjunction with Figure 29 to 31 description had LCD plate 6 that is arranged side by side and the fourth embodiment of the present invention that dials plate 164.
Figure 29 is the exemplary diagram of structure of the wrist-watch type handset type receiving equipment of expression a fourth embodiment in accordance with the invention.Figure 30 is the specific perspective view of handset type receiving equipment shown in Figure 29.Figure 31 is the sectional view of handset type receiving equipment shown in Figure 30.
Handset type receiving equipment shown in Figure 29-31 has circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, receives battery 5, LCD plate 6, digital processing unit 7, clock battery 8, clock box 9 (back of the body covers 9a, glass cover 9d, glass cover 29e), parts 161, pointer 162, projection 163 and dialing plate 164.
Handset type receiving equipment shown in Figure 31 also comprises reflective optical system 171, is used to make the demonstration of LCD plate 6 to be convenient to watch.
In the handset type receiving equipment shown in Figure 29-31, dull and stereotyped the reception antenna 2 that constitutes of type patch antennas be positioned at the top of circuit board 1.Dialing plate 164 is positioned at the top of reception antenna 2.LCD plate 6 is arranged side by side with dialing plate 164.
Figure 32 A and the 32B reception antenna 2 that plate patch antennas is formed of giving an example.Figure 32 A is that perspective view and Figure 32 B of plate patch antennas is the sectional view of plate patch antennas.
Plate patch antennas shown in Figure 32 A and the 32B comprises: antenna element plate 181, antenna ground plate 182, dielectric layer 183, insulating component 184 and power end 185.Antenna element plate 181 and antenna ground plate 182 are configured to the dielectric layer 183 that interlayer is made of pottery etc.Though assign the hole of needle pivot all to be formed on the core of antenna element plate 181 and antenna ground plate 182 and be used for providing the power end 185 of power supply to be positioned at the center to antenna element plate 181.Power end 185 usefulness insulating components 184 and 182 insulation of antenna ground plate.Because the GPS radio wave is a circularly polarised wave, even have a circular periphery part and a hole that is formed on the center of dielectric material, this plate patch antennas can play a part enough.
In the handset type receiving equipment shown in Figure 29-31, the glass cover 9b that is made by glass or acrylic resin is used for demonstration time and an opening that is used for antenna as one, and this erection space just can be made less.
Though reception antenna 2 and LCD plate 6 are arranged side by side wearing in the receiving equipment according to the hand of the 4th embodiment, LCD plate 6 can be placed on the top of reception antenna 2.With reference to Figure 33 to 35 discussion had LCD plate 6 that is placed on reception antenna 2 tops and the fifth embodiment of the present invention that shows time and data on LCD plate 6 with time function.
Figure 33 represents the exemplary diagram of the structure of wrist-watch type handset type receiving equipment according to a fifth embodiment of the invention.Figure 34 is the specific perspective view of handset type receiving equipment shown in Figure 33.Figure 35 is the sectional view of handset type receiving equipment shown in Figure 34.
Handset type receiving equipment shown in Figure 33-35 has circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, receives battery 5, LCD plate 6, digital processing unit 7, clock battery 8, clock box 9 and reflective optical system 171.
Figure 36 A and 37A are the reception antennas 2 that plate patch antennas forms of giving an example.Figure 36 A represents that the perspective view of plate patch antennas and Figure 36 B are the sectional views of plate patch antennas.
Plate patch antennas shown in Figure 36 A and the 36B comprises: antenna element plate 191, antenna ground plate 192, dielectric layer 193, insulating component 194 and power end 195.
In handset type receiving equipment shown in Figure 33-35, the reflective optical system 171 that makes the demonstration of LCD plate 6 be easy to see is arranged to overlapping reception antenna 2.LCD plate 6 is placed on the top of reflective optical system 71.
LCD plate 6 has a LCD-on glass surface and drives transparency electrode.LCD one drives transparency electrode by tin oxide NESA film, indium tin oxide target (ITO) film etc.Because tin oxide NESA film or indium tin oxide target (ITO) film etc. shield the GPS radio wave slightly, in the received field strength decline of reception antenna 2.When the GPS radio wave that receives the 1.5GHz frequency band.For example, approximately decay 1 to the 2dB field intensity according to antenna gain.When LCD plate 6 and reception antenna 2 are aligned to one above another the time, yet, can reduce erection space, effective especially for wrist-watch type receiving equipment.
Though the handset type receiving equipment according to the 5th embodiment shows time and date with time clock feature on LCD plate 6, be may be utilized by the hybrid system that shows date on pointer instruction time and the LCD plate 6.The sixth embodiment of the present invention of using by pointer instruction time and the hybrid system that shows date is discussed now on LCD plate 6 in conjunction with Figure 37 to 41.
Figure 37 represents the structure exemplary view of the handset type receiving equipment of wrist-watch type according to a sixth embodiment of the invention.Figure 38 is the specific perspective view of handset type receiving equipment shown in Figure 37.Figure 39 is the sectional view of handset type receiving equipment shown in Figure 38.Figure 40 is Figure 37 and the exploded perspective illustration that is contained in the individual module in the clock box 9 shown in Figure 38.Figure 41 is the exploded perspective illustration of the handset type receiving equipment shown in Figure 37 and 38.
Handset type receiving equipment shown in Figure 37-41 has circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, receives battery 5, LCD plate 6, digital processing unit 7, clock battery 8, clock box 9 (back of the body covers 9a, glass cover 9b), parts 161, pointer 162, projection 163 and dialing plate 164.
Circuit board 1 as shown in figure 40 is that the multilayer material by interlayer electro-magnetic screen layer 1a constitutes.Reception antenna 2 comprises: antenna element plate 181, antenna ground plate 182 and dielectric layer 183, and as shown in figure 40, wherein SK represents the power supply terminal hole, and DR represents a wiring connector apparatus.
Because LCD plate 6 and reception antenna 2 can be arranged to one above another in the handset type receiving equipment shown in Figure 37-41, can make erection space less, effective especially for wrist-watch type receiving equipment.
Though covering such as reception antenna 2 usefulness glass cover 9c in according to the handset type receiving equipment of first to the 6th embodiment, reception antenna 2 can constitute with glass cover is whole.In conjunction with Figure 42 to 44 reception antenna 2 and the whole seventh embodiment of the present invention that constitutes of glass cover will be discussed.
Figure 42 is an exemplary diagram of representing the structure of wrist-watch type handset type receiving equipment according to a seventh embodiment of the invention.Figure 43 is the specific perspective view of handset type receiving equipment shown in Figure 42.Figure 44 is the sectional view of handset type receiving equipment shown in Figure 43.
Handset type receiving equipment shown in Figure 42-44 has circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, receives battery 5, LCD plate 6, digital processing unit 7, clock battery 8, clock box 9 (back of the body covers 9a, glass cover 9b), parts 161, pointer 162, projection 163 and dialing plate 164, and wherein the symbol BN among Figure 44 represents the installation position.
As shown in figure 45, reception antenna 2 comprises antenna element plate 201, antenna ground plate 202, first dielectric member 203, second dielectric member 204 and power end 205, is aligned to interlayer dialing plate 164.
Antenna element 201 is formed on the surface of first dielectric member 203 by conductive film.Antenna ground plate 202 is made up of reflective optical system.Antenna ground plate 202 can constitute with dialing plate 164 integral body.First dielectric member 203 is by constituting as clear glass of glass cover etc.Second dielectric member 204 is to be made by the ferroelectric material as the similar titanium oxide barium of ring glass support or instrument bezel.Power end 205 provides power supply by the marginal portion of dial 164 to antenna element 201, so that do not play the demonstration effect of dialing plate 164.The dialing plate can be designed to the antenna ground plate.
Be about 7 if be used as the dielectric constant of first dielectric member 203 of glass cover, reception antenna 2 shown in Figure 45 can be enough to receive the GPS radio wave.
Because reception antenna 2 constitutes with glass cover is whole in the handset type receiving equipment shown in Figure 42-44, this installation can be made less, and is effective especially for wrist-watch type receiving equipment.
Though the handset type receiving equipment according to first to the 7th embodiment has GPS radio wave receiving function and time clock feature, they also are equipped with and are used for from the function of receiving satellite broadcasts such as broadcasting satellite and the satellite communication function of use communication satellite.Yet, mobile communication function through radio base station, WLAN (local area network) communication function etc. also can be provided.The 8th example of the present invention also is equipped with this mobile communication function, will be discussed with reference to Figure 46 and 47.
Figure 46 is the illustration sectional view according to the structure of the wrist-watch type handset type receiving equipment of the eighth embodiment of the present invention.Figure 47 is the specific perspective view of handset type receiving equipment shown in Figure 46.
Handset type receiving equipment shown in Figure 46 and 47 has circuit board 1, reception antenna 2, simulation receiving circuit 3, digital received circuit 4, receives battery 5, LCD plate 6, digital processing unit 7, clock battery 8, clock box 9, infrared port 211, loud speaker 212 and microphone 213.。
Infrared port 211 can be by infrared communication and external unit exchanging control data.Loud speaker 212 and microphone 213 are used for voice use.
Figure 48 represents the block diagram of illustration of the circuit structure of the handset type receiving equipment shown in Figure 46 and 47.
Handset type receiving equipment shown in Figure 48 comprises: RF/ simulation receiving circuit 301, mobile communication/signal processor 302, audio interface 303, communication control unit 304, gps signal processor 305, GPS arithmetic operation unit 306, digital processing unit 307 and external interface 308.
Simulation receiving circuit 3 equivalences of the handset type receiving equipment shown in RF/ simulation receiving circuit 301 and Figure 46 and 47.Mobile communication/signal processor 302, gps signal processor 305 and GPS arithmetic operation unit 306 and 4 equivalences of digital received circuit.Digital processing unit 307 and digital processing unit 7 equivalences.
RF/ simulation receiving circuit 301 comprises mobile receiving unit 311, mobile hop 312 and GPS/RP part 313.
Mobile receiving unit 311 receives transmission signals, makes it be transformed to IF signal and demodulation have been subjected to quadrature modulation by quadrature detection amplitude modulation(PAM) ripple from the wireless base station through reception antenna 2.
312 pairs of digital transmission signals of mobile hop are carried out quadrature modulation, amplify it and are sent amplifying signal from reception antenna 2 then.
GPS/RF part 313 receives the GPS radio wave and makes it be transformed to the IF signal through reception antenna 2.
302 pairs of mobile communication/signal processors have been carried out the A/D conversion, have been carried out base band demodulating by the mobile communication signal of mobile receiving unit 311 demodulation.Carry out then channel-decoding and gained signal deliver to audio interface 303.302 pairs of signals from the speech coding of audio interface 303 of mobile communication/signal processor are carried out signal encoding, execution baseband modulation and D/A conversion and the analog signal of gained are sent to mobile hop 302.
The received signal that audio interface 303 decoding is provided by mobile communication/signal processor 302, become speech data, carry out D/A conversion and amplified analog signal, with from loud speaker 212 playback speeches speech data.303 pairs of voice signals that provided by microphone 213 of audio interface are carried out the A/D conversion and digital voice signal are sent to mobile communication/signal processor 302.
Communication control unit 304 control RF/ simulation receiving circuit 301 and mobile communication/signal processors 302.
305 pairs of signals by GPS/RF part 313 of gps signal processor are carried out the A/D conversion, carry out spread spectrum demodulation then, with the GPS radio wave of demodulation band spectrum modulation.
GPS arithmetic operation unit 306 is carried out the GPS navigation message of demodulation, according to the PN sign indicating number that is sent by GPS/RF part 313, to catch satellite orbit data and to catch pseudorange, is used for position calculation.
GPS arithmetic operation unit 306 is also carried out the control of catching and following the tracks of that is used for gps satellite.

Claims (23)

1. receiving equipment comprises:
Circuit board and a several substrate that is arranged to the described electro-magnetic screen layer of lamination with the electromagnetic layer that is used for shielding electromagnetic wave;
An antenna is set at the side near circuit board, is used to receive radio wave;
An analog circuit is positioned at a side of the described circuit board different with the described side that antenna is set, and described analog circuit constitutes the part of receiving circuit;
A digital circuit is arranged abreast in described board side identical with described antenna is set and described antenna, and digital circuit constitutes the part of described receiving circuit; With
A shell, the receiving circuit that is used to hold described circuit board, described antenna and comprises described analog circuit and described digital circuit.
2. a receiving equipment comprises:
Circuit board and a several substrate that is arranged to the described electro-magnetic screen layer of lamination with the electro-magnetic screen layer that is used for shielding electromagnetic wave;
An antenna is set at the side near described circuit board, is used to receive radio wave;
An analog circuit is set up the part near described antenna and formation receiving circuit;
A digital circuit is positioned at a side of the described circuit board different with the described side that described antenna is set, and described digital circuit constitutes the part of receiving circuit; With
A shell, the receiving circuit that is used to admit described circuit board, described antenna and comprises described analog circuit and described digital circuit.
3. according to the receiving equipment of claim 2, wherein said analog circuit is arranged in the described board side identical with described antenna is set, the described analog circuit of described antenna overlapping.
4. according to the receiving equipment of claim 2, wherein said digital circuit is arranged to not overlapping described analog circuit.
5. according to the receiving equipment of claim 2, wherein said analog circuit is arranged side by side in described board side identical with described antenna is set and described antenna.
6. according to the receiving equipment of claim 2, wherein said analog circuit is arranged side by side in described board side and the described digital circuit different with the described side that described antenna is set.
7. according to the receiving equipment of claim 6, wherein said analog circuit is arranged to overlapping described antenna and described digital circuit is arranged to not overlapping described antenna.
8. according to the receiving equipment of claim 2, the described electro-magnetic screen layer that wherein is stacked in described circuit board is set to earth potential.
9. according to the receiving equipment of claim 2, wherein said shell comprises a back of the body lid that is made of metal, and is used to cover the described board side different with the described side that described antenna is set.
10. according to the receiving equipment of claim 2, wherein said box comprises a cover that is formed from a resin, and is used to cover described antenna.
11. the receiving equipment according to claim 2 also comprises:
An electro-magnetic screen layer is used to cover the described digital circuit on the side that is positioned at described circuit board.
12. the receiving equipment according to claim 2 also comprises:
An electro-magnetic screen layer is used to cover the described analog circuit on the side that is positioned at described circuit board.
13. according to the receiving equipment of claim 2, wherein said antenna comprises an antenna element, a ground plate and a dielectric material that is arranged between described antenna element and the described ground plate.
14. the receiving equipment according to claim 2 also comprises:
A clock display part that comprises pointer is used for instruction time;
A pointer driver is used to drive described pointer;
A transparency cover is used to cover described clock display part; With
Wherein said antenna is arranged to overlapping described display part.
15. the receiving equipment according to claim 14 also comprises:
A display part is used to show at least one current location information and temporal information; With
Wherein said digital circuit is configured to overlapping described display part.
16. according to the receiving equipment of claim 14, wherein said antenna has a through hole; With
Described pointer driver drives described pointer through the described through hole of described antenna.
17. according to the receiving equipment of claim 2, the public antenna of wherein said antenna and described receiving circuit and a receiving circuit are used to receive the GPS radio wave.
18. according to the receiving equipment of claim 2, wherein said antenna comprises an antenna element, a ground plate, a glass cover and a glass supporter.
At least one described glass cover and the described glass supporter of making by dielectric material; With
Described ground plate is as at least one dialing plate and a reflector.
19. according to the receiving equipment of claim 2, wherein said antenna is one to have with the helical antenna cylindrical or antenna that column forms.
20. a handset type receiving equipment comprises:
Circuit board and a several substrate that is arranged in the described electro-magnetic screen layer of lamination with the electro-magnetic screen layer that is used for shielding electromagnetic wave;
An antenna is set at the part near described antenna and formation receiving circuit;
An analog circuit is arranged at the part near described antenna and formation receiving circuit;
A digital circuit is positioned at a side of the described circuit board different with the described side that described antenna is set, and described digital circuit constitutes the part of receiving circuit;
A display part is used to show current position information;
A shell, the described receiving circuit that is used to admit described circuit board, described antenna and comprises described analog circuit and described digital circuit; With
A linkage unit is connected with described shell, is used to append to the part of user's body.
21. according to the receiving equipment of claim 20, wherein said antenna and described display part are arranged at a side of described shell perpendicular to described extra cell.
22. according to the receiving equipment of claim 20, wherein said antenna and described display part all are arranged in a side of described shell with the direction identical with described extra cell.
23. an electronic clock equipment comprises:
An electro-magnetic screen layer is used for shielding electromagnetic wave;
A circuit board is configured the described electro-magnetic screen layer of lamination;
A planar antennas is set at the side near described circuit board, is used to receive radio wave;
An analog circuit is arranged the part near described planar antennas and formation receiving circuit;
A digital circuit is positioned at a side of the described circuit board different with the described side that described planar antennas is set, and described digital circuit constitutes the part of receiving circuit;
A display part is used to show temporal information and current location information;
A shell, the described circuit board that is used to admit, described planar antennas and comprise the described receiving circuit of described analog circuit and described digital circuit; With
A linkage unit is connected with described shell, is used to append to the part of user's body.
CN97129787A 1996-12-28 1997-12-26 Receiving apparatus portable receiving apparatus and electronic watch Expired - Fee Related CN1085910C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP358255/96 1996-12-28
JP35825596A JPH10197662A (en) 1996-12-28 1996-12-28 Receiver device

Publications (2)

Publication Number Publication Date
CN1196614A CN1196614A (en) 1998-10-21
CN1085910C true CN1085910C (en) 2002-05-29

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Application Number Title Priority Date Filing Date
CN97129787A Expired - Fee Related CN1085910C (en) 1996-12-28 1997-12-26 Receiving apparatus portable receiving apparatus and electronic watch

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CN (1) CN1085910C (en)
HK (1) HK1016371A1 (en)

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CN1196614A (en) 1998-10-21
JPH10197662A (en) 1998-07-31
HK1016371A1 (en) 1999-10-29

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