CN202939308U - Satellite navigation signal transponder - Google Patents
Satellite navigation signal transponder Download PDFInfo
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- CN202939308U CN202939308U CN201220569529.1U CN201220569529U CN202939308U CN 202939308 U CN202939308 U CN 202939308U CN 201220569529 U CN201220569529 U CN 201220569529U CN 202939308 U CN202939308 U CN 202939308U
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- satellite navigation
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- amplifier
- filtering
- navigation signals
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Abstract
The utility model discloses a satellite navigation signal transponder. The satellite navigation signal transponder comprises an outdoor unit, an indoor main engine and an indoor unit, wherein the outdoor unit receives GPS, GLONASS, compass and GALILEO satellite navigation signals, and after going through filtering, amplification, and combination processing, the signals are transmitted to the indoor main engine; the indoor main engine carries out amplification and attenuation processing on the satellite navigation signals, and then the satellite navigation signals are transmitted to the indoor unit; and the indoor unit carries out shunting, filtering, and amplification on the satellite navigation signals, and then the satellite navigation signals are transmitted to an area in need of being covered via an antenna. The satellite navigation signal transponder disclosed by the utility model can simultaneously transpond signals of the GPS, the GLONASS, the compass and the GALILEO four satellite navigation systems, thereby realizing coverage of indoor navigation satellite signal; as connection between the indoor main engine, the indoor unit and the outdoor unit adopts a single cable, the number of cables is reduced; and as a broadband amplifier is arranged inside the indoor main engine, amplification, gain and regulation functions are provided, and the satellite navigation signal transponder can meet the requirements of use in different situations.
Description
Technical field
The utility model relates to satnav field, particularly a kind of satellite navigation signals transponder.
Background technology
Information age, high-precision Technique of Satellite Navigation and Positioning development is rapid, and range of application is more and more wide.Just be equivalent to a radio navigation station that is arranged in space, by the satellite navigation and location system that some transit satellites form, can determine at any time and any place the information such as longitude and latitude, time and sea level elevation of geographic location for tellurian all types of user.The major function of satellite navigation signals transponder is the forwarding that realizes satellite navigation signals, solves the regional signal covering problem that is shielded and block, and guarantees the normal operation of this area navigation equipment.The shortcomings such as current satellite-signal transponder exists single system to forward, and emissive power is fixing.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provide a kind of satellite navigation signals transponder can cover the forwarding of the navigation signal of four kinds of positioning systems, and conveniently adjusted satellite forward signal intensity, be convenient to control the intensity of overlay area signal, adapt to the request for utilization of different occasions.
Technical solution adopted in the utility model is:
A kind of satellite navigation signals transponder comprises outdoor unit, indoor host computer and indoor unit, it is characterized in that:
Described outdoor unit comprises:
The first receiving antenna is used for receiving GPS, GLONASS satellite navigation signals;
The second receiving antenna is used for receiving the Beidou satellite navigation signal;
The 3rd receiving antenna is used for receiving the GALILEO satellite navigation signals;
The first input filter amplifier is used for the signal of the first receiving antenna input is carried out exporting after filtering, low noise amplification;
The second input filter amplifier is used for the signal of the second receiving antenna input is carried out exporting after filtering, low noise amplification;
The 3rd input filter amplifier is used for the signal of the 3rd receiving antenna input is carried out exporting after filtering, low noise amplification;
Combiner is exported after being used for three road signals that the first input filter amplifier, the second input filter amplifier and the 3rd input filter amplifier are inputted are closed the road;
Described indoor host computer comprises:
Numerical-control attenuator is used for the road signal that closes of combiner input is carried out the stepping decay;
High-gain amplifier is used for the signal of numerical-control attenuator input is carried out plus and blowup;
Described indoor unit comprises:
Shunt is used for that road signal to the high-gain amplifier input is divided into GPS, GLONASS satellite navigation signals and Beidou satellite navigation signal and the GALILEO satellite navigation signals is exported respectively;
The first output filtering amplifier is used for GPS, the GLONASS satellite navigation signals of shunt input are carried out exporting after filtering, low noise amplification;
The second output filtering amplifier is used for the Beidou satellite navigation signal of shunt input is carried out exporting after filtering, low noise amplification;
The 3rd output filtering amplifier is used for the GALILEO satellite navigation signals of shunt input is carried out exporting after filtering, low noise amplification;
The first emitting antenna is used for GPS, the GLONASS satellite navigation signals of the first output filtering amplifier input are launched;
The second emitting antenna is used for the Beidou satellite navigation signal of the second output filtering amplifier input is launched.
The 3rd emitting antenna is used for the GALILEO satellite navigation signals of the 3rd output filtering amplifier input is launched.
Wherein, described indoor host computer also comprises:
The control display circuit is for the circuit of controlling attenuator and nixie display;
Nixie display is used for the display pad value;
Operation keyboard is used for operation and controls pad value.
Wherein, only be connected with single radio-frequency cable successively between outdoor unit, indoor host computer and indoor unit.
The present invention compares background technology and has following advantage:
Adopted the technical solution of the utility model, can forward simultaneously the signal of GPS, GLONASS, the Big Dipper and four kinds of satellite navigation systems of GALILEO, realized that indoor satellite navigation signals covers.In addition, indoor host computer adopts unit cable to be connected with indoor, outdoor unit, completes simultaneously the transmission of feed and signal, has reduced number of cables, is convenient to install; Indoor host computer built-in broadband amplifier, the linearity is high, and has the gain amplifier regulatory function, is convenient to control the intensity of overlay area signal, adapts to the request for utilization of different occasions.
Description of drawings
Fig. 1 is functional-block diagram of the present utility model.
Embodiment
Below, in conjunction with Fig. 1, the utility model is further illustrated.
Satellite model transponder of the present utility model comprises outdoor unit, indoor host computer and indoor unit, is connected with single radio-frequency cable successively between the three; Wherein, outdoor unit comprises the first receiving antenna, the second receiving antenna, the 3rd receiving antenna, the first input filter amplifier, the second input filter amplifier, the 3rd input filter amplifier and combiner; Indoor host computer comprises: numerical-control attenuator, high-gain amplifier, control display circuit, nixie display and operation keyboard; Indoor unit comprises: shunt, the first output filtering amplifier, the second output filtering amplifier, the 3rd output filtering amplifier, the first emitting antenna, the second emitting antenna and the 3rd emitting antenna.Embodiment carries out connection line by Fig. 1.
At first the GPS that satellite sends, GLONASS satellite navigation signals receive by the first receiving antenna, then carry out filtering, low noise amplification through the first input filter amplifier.At first the Beidou satellite navigation signal that satellite sends receives by the second receiving antenna, then carries out filtering, low noise amplification through the second input filter amplifier.At first the GALILEO satellite navigation signals that satellite sends receives by the 3rd receiving antenna, then carries out filtering, low noise amplification through the 3rd input filter amplifier.Three road signals close the road through combiner, arrive indoor host computer by transmit by RF cable.At first pass through numerical-control attenuator in indoor host computer, after carrying out the stepping decay, then amplify by high-gain amplifier.Signal through main frame arrives indoor unit by transmit by RF cable.Be divided into three the tunnel at the indoor unit signal through shunt.The first via sends by the first emitting antenna after the first output filtering amplifier filtering, power amplification.The second the tunnel sends by the second emitting antenna after the second output filtering amplifier filtering, power amplification.Third Road sends by the 3rd emitting antenna after the 3rd output filtering amplifier filtering, power amplification.
Claims (3)
1. a satellite navigation signals transponder, comprise outdoor unit, indoor host computer and indoor unit, it is characterized in that:
Described outdoor unit comprises:
The first receiving antenna is used for receiving GPS, GLONASS satellite navigation signals;
The second receiving antenna is used for receiving the Beidou satellite navigation signal;
The 3rd receiving antenna is used for receiving the GALILEO satellite navigation signals;
The first input filter amplifier is used for the signal of the first receiving antenna input is carried out exporting after filtering, low noise amplification;
The second input filter amplifier is used for the signal of the second receiving antenna input is carried out exporting after filtering, low noise amplification;
The 3rd input filter amplifier is used for the signal of the 3rd receiving antenna input is carried out exporting after filtering, low noise amplification;
Combiner is exported after being used for three road signals that the first input filter amplifier, the second input filter amplifier and the 3rd input filter amplifier are inputted are closed the road;
Described indoor host computer comprises:
Numerical-control attenuator is used for the road signal that closes of combiner input is carried out the stepping decay;
High-gain amplifier is used for the signal of numerical-control attenuator input is carried out plus and blowup;
Described indoor unit comprises:
Shunt is used for that road signal to the high-gain amplifier input is divided into GPS, GLONASS satellite navigation signals and Beidou satellite navigation signal and the GALILEO satellite navigation signals is exported respectively;
The first output filtering amplifier is used for GPS, the GLONASS satellite navigation signals of shunt input are carried out exporting after filtering, low noise amplification;
The second output filtering amplifier is used for the Beidou satellite navigation signal of shunt input is carried out exporting after filtering, low noise amplification;
The 3rd output filtering amplifier is used for the GALILEO satellite navigation signals of shunt input is carried out exporting after filtering, low noise amplification;
The first emitting antenna is used for GPS, the GLONASS satellite navigation signals of the first output filtering amplifier input are launched;
The second emitting antenna is used for the Beidou satellite navigation signal of the second output filtering amplifier input is launched;
The 3rd emitting antenna is used for the GALILEO satellite navigation signals of the 3rd output filtering amplifier input is launched.
2. satellite navigation signals transponder according to claim 1, is characterized in that, described indoor host computer also comprises:
The control display circuit is for the circuit of controlling attenuator and nixie display;
Nixie display is used for the display pad value;
Operation keyboard is used for operation and controls pad value.
3. satellite navigation signals transponder according to claim 1 is characterized in that: only be connected with single radio-frequency cable between indoor host computer and outdoor, indoor unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220569529.1U CN202939308U (en) | 2012-10-31 | 2012-10-31 | Satellite navigation signal transponder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220569529.1U CN202939308U (en) | 2012-10-31 | 2012-10-31 | Satellite navigation signal transponder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202939308U true CN202939308U (en) | 2013-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220569529.1U Expired - Fee Related CN202939308U (en) | 2012-10-31 | 2012-10-31 | Satellite navigation signal transponder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202939308U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929420A (en) * | 2016-04-26 | 2016-09-07 | 重庆卓观科技有限公司 | Satellite navigation signal selection method and device |
| CN106054215A (en) * | 2016-06-08 | 2016-10-26 | 广东欧珀移动通信有限公司 | Global navigation satellite system (GNSS) of mobile terminal and mobile terminal |
| CN107094051A (en) * | 2016-12-20 | 2017-08-25 | 南京泰通科技股份有限公司 | The a wide range of optical fiber cladding system in satellite positioning signal blind area and method |
| CN108897026A (en) * | 2018-08-28 | 2018-11-27 | 北京讯腾智慧科技股份有限公司 | Satellite navigation signals are by the cooperation vehicle positioning method and device under circumstance of occlusion |
| CN109386802A (en) * | 2018-11-30 | 2019-02-26 | 重庆科技学院 | Two-way light-conducting system dual-purpose round the clock |
| CN111308505A (en) * | 2019-02-13 | 2020-06-19 | 深圳华天信通科技有限公司 | Satellite signal forwarding system and method |
| CN114070206A (en) * | 2021-11-18 | 2022-02-18 | 常州工学院 | Three frequency point amplifiers |
| CN117081660A (en) * | 2023-10-12 | 2023-11-17 | 齐鲁卫星技术(山东)有限责任公司 | Wide-beam hidden transmitting platform for synchronous orbit satellite platform |
-
2012
- 2012-10-31 CN CN201220569529.1U patent/CN202939308U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929420A (en) * | 2016-04-26 | 2016-09-07 | 重庆卓观科技有限公司 | Satellite navigation signal selection method and device |
| CN106054215A (en) * | 2016-06-08 | 2016-10-26 | 广东欧珀移动通信有限公司 | Global navigation satellite system (GNSS) of mobile terminal and mobile terminal |
| CN107094051A (en) * | 2016-12-20 | 2017-08-25 | 南京泰通科技股份有限公司 | The a wide range of optical fiber cladding system in satellite positioning signal blind area and method |
| CN108897026A (en) * | 2018-08-28 | 2018-11-27 | 北京讯腾智慧科技股份有限公司 | Satellite navigation signals are by the cooperation vehicle positioning method and device under circumstance of occlusion |
| CN109386802A (en) * | 2018-11-30 | 2019-02-26 | 重庆科技学院 | Two-way light-conducting system dual-purpose round the clock |
| CN111308505A (en) * | 2019-02-13 | 2020-06-19 | 深圳华天信通科技有限公司 | Satellite signal forwarding system and method |
| CN114070206A (en) * | 2021-11-18 | 2022-02-18 | 常州工学院 | Three frequency point amplifiers |
| CN117081660A (en) * | 2023-10-12 | 2023-11-17 | 齐鲁卫星技术(山东)有限责任公司 | Wide-beam hidden transmitting platform for synchronous orbit satellite platform |
| CN117081660B (en) * | 2023-10-12 | 2024-01-16 | 齐鲁卫星技术(山东)有限责任公司 | Wide-beam hidden transmitting platform for synchronous orbit satellite platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20211031 |
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| CF01 | Termination of patent right due to non-payment of annual fee |