CN202014247U - Communicator applied to Beidou satellite - Google Patents
Communicator applied to Beidou satellite Download PDFInfo
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- CN202014247U CN202014247U CN2011201047257U CN201120104725U CN202014247U CN 202014247 U CN202014247 U CN 202014247U CN 2011201047257 U CN2011201047257 U CN 2011201047257U CN 201120104725 U CN201120104725 U CN 201120104725U CN 202014247 U CN202014247 U CN 202014247U
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Abstract
The utility model relates to a communicator applied to a Beidou satellite. The communicator comprises an antenna, a Beidou communication module, a main control board and a data interface module which are connected in sequence, wherein, the Beidou communication module comprises an antenna interface, a low noise amplifier, a power amplifier, a radio frequency circuit and a baseband processing circuit; the low noise amplifier, the power amplifier and the baseband processing circuit are respectively connected with the radio frequency circuit; the low noise amplifier and the power amplifier are further respectively connected with the antenna through the antenna interface; and the main control board is used for controlling the Beidou communication module, processing data information and defining an external communication data interface. Without needing to purchase the whole set of Beidou terminals, a user can conveniently and rapidly fulfill the functions of Beidou positioning and short text communication on PCs (Personal Computer) and smart phones through the communicator.
Description
Technical field
The utility model relates to the satellite navigation and the communications field, is specifically related to be used for big-dipper satellite location, navigation and the communicator of communicating by letter.
Background technology
Since two thousand, China successfully sends 3 Big Dipper Navigation Satellites into space successively, sets up the Beidou satellite navigation pilot system, makes China become the 3rd country that has the autonomous satellite navigation system after the United States, Russia.At present, China has entered the Big Dipper two generations networking peak period; Simultaneously, various and a Big Dipper generation, relevant navigation, location, the communication equipment of two generation systems are researched and developed in succession and are released.Yet at present domestic Big Dipper terminal is integration apparatus, not relevant equipment can be effectively the two combines as a whole with the location of big-dipper satellite with the short message function with computer and mobile phone.For example, (denomination of invention is " Big Dipper communication terminal device with wireless communication function " in an application for a patent for invention of sky, Divine Land letter company application, number of patent application is 200910088459.0, publication number is CN101938687A), this terminal is to integrate the integrated terminal of intercom, mobile phone and three kinds of technology of satellite fix, intercom, function of cellular phone and satellite positioning functions can be combined, be convenient to mobile phone communications and positioning function that the user with companion carries out short-range intercommunication communication when movable in the open air, grows distance; But this termination set becomes intercom, function of cellular phone and satellite positioning functions in one, and this makes the structure of this terminal become complicated undoubtedly, and cost is higher, and carries inconvenience.
The utility model content
The purpose of this utility model is to solve existing Big Dipper communication terminal device complex structure, cost is high and carry inconvenient technical problem, a kind of communicator that is applied in big-dipper satellite is provided, external communication device is connected with the utility model communicator apparatus for establishing by the wired or wireless protocols of standard, can realize the location and the short message communication function of big-dipper satellite, easy to operate, more portable, applicability is wide.
The utility model is realized above-mentioned purpose by the following technical solutions: should be used in the communicator of big-dipper satellite, comprise the antenna, Big Dipper communication module, master control borad and the data interface module that connect successively; Described Big Dipper communication module comprises antennal interface, low noise amplifier, power amplifier, radio circuit and baseband processing circuitry, wherein low noise amplifier, power amplifier and baseband processing circuitry are connected with radio circuit respectively, and low noise amplifier, power amplifier also are connected with described antenna respectively by antennal interface; Described master control borad be used to control Big Dipper communication module, carry out processing data information, the master control borad of definition correspondence with foreign country data-interface.
Described antenna transmits it to Big Dipper communication module after being used to receive Big Dipper satellite signal, and the signal that transmits from Big Dipper communication module is sent to the antenna of big-dipper satellite.
Described antenna receive frequency and scope are 2491.75MHz ± 4.08MHz, and the receiving polarization mode is a right-hand polarization, and tranmitting frequency and scope are 1615.68MHz ± 4.08MHz, and the receiving polarization mode is a right-hand polarization.
Described communicator also comprises the indicator light that is connected with master control borad, be used for the operating state of described communicator is made indication.
Described communicator also comprise be connected with master control borad, be used for loud speaker that the voice signal that master control borad sends is play.
Described communicator also comprise be connected with master control borad, be used for power module to the power supply of described communicator.
The utility model has following advantage and effect with respect to prior art:
1, the Big Dipper communication module integrated level height of the utility model communicator employing, and because the utility model communicator need not parts such as keyboard, display screen, compare with traditional integrated Big Dipper user terminal, cost is lower, volume is littler, weight is littler, carries more convenient.
2, the user only need install special-purpose software and can operate the utility model communicator on external communication devices such as PC, smart mobile phone, realizes operating simpler and easy based on location, navigation and the short message of big-dipper satellite system function such as communicate by letter.
3, the utility model communicator provides bluetooth and two kinds of connected modes of USB, can set up being connected between external communication device and the utility model communicator quickly and easily.
4, the utility model communicator provides the api interface of standard, and the user can carry out secondary development on equipment such as PC, smart mobile phone, have wider applicability.
Description of drawings
Fig. 1 is a hardware block diagram of the present utility model;
Fig. 2 is a Big Dipper communication module structured flowchart;
Fig. 3 is a workflow diagram of the present utility model;
Fig. 4 is the connection diagram of the utility model and big-dipper satellite, external communication device.
Embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail, but execution mode of the present utility model is not limited thereto.
Embodiment
Referring to Fig. 1,4, in the present embodiment, the utility model is applied in the communicator of big-dipper satellite, comprises the antenna, Big Dipper communication module, master control borad and the data interface module that connect successively, and data interface module also is connected with external communication device; In addition, also comprise indicator light, loud speaker and the power module that is connected with master control borad.The utility model communicator also is provided with it is carried out seal-packed shell.
Described antenna is Big Dipper transmitting-receiving directional antenna specifically, transmits it to Big Dipper communication module after being used to receive Big Dipper satellite signal, and a signal that transmits from Big Dipper communication module is sent to big-dipper satellite.The antenna receive frequency range is 2491.75MHz ± 4.08MHz, and the receiving polarization mode is a right-hand polarization, and transmit frequency range is 1615.68MHz ± 4.08MHz, and the receiving polarization mode is a right-hand polarization.
Described Big Dipper communication module, as shown in Figure 2, comprise antennal interface, low noise amplifier, power amplifier, radio circuit and baseband processing circuitry, wherein low noise amplifier, power amplifier and baseband processing circuitry are connected with radio circuit respectively, and low noise amplifier, power amplifier also are connected with described antenna respectively by antennal interface.After Big Dipper communication module is received the Big Dipper satellite signal that antenna transmits, to Big Dipper satellite signal amplify, filtering, frequency conversion and resolve processing, data result after will handling then is transferred to master control borad, is handled according to user's different instruction by master control borad again.During emission, Big Dipper communication module to the data that master control borad transmission comes encode, frequency conversion and power amplification transfer to antenna after handling, and is transmitted to big-dipper satellite by antenna then.
Described master control borad mainly is made up of flush bonding processor, is used to control Big Dipper communication module, carries out processing data information, defines the correspondence with foreign country data-interface; Be specially: by flush bonding processor is carried out software programming, realize control and information processing to Big Dipper communication module, the critical functions such as work of each functional module are coordinated in the definition of correspondence with foreign country data-interface.
Described power module comprises lithium battery, intelligent charge module.When external communication device connected the utility model communicator and external communication device (for example PC) and is enough to offer the enough operating voltage of the utility model communicator by the USB mode, the utility model communicator provided working power by external communication device; When external communication device connects the utility model communicator by bluetooth approach, be responsible for providing the working power of the utility model communicator by lithium battery; During charging, the intelligent charge module stops charging automatically by the electric current and the magnitude of voltage of intelligence control circuit monitoring lithium battery when the lithium battery electric weight reaches capacity state.
Described data interface module can be independent bluetooth module, also can be independent usb interface module, can also comprise bluetooth module and usb interface module simultaneously.Described data interface module is connected between master control borad and the external communication device by bluetooth or usb data line, is used for the transfer of data between the utility model communicator and the external communication device.Wherein, bluetooth module is adopted as bluetooth V1.1 version, and usb interface module adopts 2.0 interfaces.
Described indicator light is selectable unit (SU), the utility model communicator is in operate as normal, transfer of data, battery electric quantity or other operating states makes indication.
Described loud speaker is selectable unit (SU), and when being necessary to send voice suggestion, master control borad will send relevant voice signal to loud speaker, and be come out by loudspeaker plays.
As shown in Figure 3, the course of work of the present utility model is as follows:
Opening power, master control borad is loading procedure at first, carries out self check then, after self check finishes each module of the utility model communicator is carried out initialization.Initialization on up link, is set up the utility model communicator and is connected with the data of external communication device after finishing, and waits for user instruction; When the special-purpose software of user by the utility model communicator after the utility model communicator sends instruction, after user instruction arrives the data interface module of the utility model communicator by usb data line or Bluetooth transmission, then be transferred to master control borad, master control borad is discerned the type of user instruction; When master control borad identifies received when being inner execution command, master control borad transfers to corresponding internal part to the inside execution command and carries out, when master control borad identifies received when being Big Dipper communication instruction, master control borad transfers to Big Dipper communication module with Big Dipper communication instruction, baseband processing circuitry in the Big Dipper communication module is encoded with the instruction and data that transmits, after spread spectrum and the filtering, produce baseband signal and transfer to radio circuit, radio circuit directly up-converts to radiofrequency signal with baseband signal, export power amplification circuit then to, power amplification circuit is amplified to enough power with radiofrequency signal, launches by antenna then.On down link, the S-band radio signal transmission that antenna receives is to Big Dipper communication module, by low noise amplifier circuit to signal amplify with filtering after signal is transferred to radio circuit, the receive path of radio circuit has comprised the double conversion structure, major function is to amplify radio-frequency input signals and be down-converted to final 12.24MHz intermediate-freuqncy signal, and then intermediate-freuqncy signal sampled, export two A/D signals at last to baseband processing circuitry, baseband processing circuitry carries out the synchronous and despreading of spreading code, carrier synchronization and demodulation, frame synchronization, the decoding verification, calculate and described data result is transferred to master control borad behind the data result and be for further processing, after data after master control borad is handled are transferred to data interface module by master control borad, arrive external communication device by usb data line or bluetooth again.
The utility model also provides api interfaces such as SIM card inquiry, SIM card information are returned, power monitoring application, power monitoring return value, to satisfy user's special requirement except can realizing the big-dipper satellite location and Big Dipper short message is communicated by letter.
The foregoing description is the utility model preferred implementation; but execution mode of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under spirit of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection range of the present utility model.
Claims (6)
1. a communicator that is applied in big-dipper satellite is characterized in that: comprise the antenna, Big Dipper communication module, master control borad and the data interface module that connect successively; Described Big Dipper communication module comprises antennal interface, low noise amplifier, power amplifier, radio circuit and baseband processing circuitry, wherein low noise amplifier, power amplifier and baseband processing circuitry are connected with radio circuit respectively, and low noise amplifier, power amplifier also are connected with described antenna respectively by antennal interface; Described master control borad be used to control Big Dipper communication module, carry out processing data information, the master control borad of definition correspondence with foreign country data-interface.
2. the communicator that is applied in big-dipper satellite according to claim 1, it is characterized in that: described antenna transmits it to Big Dipper communication module after being used to receive Big Dipper satellite signal, and the signal that transmits from Big Dipper communication module is sent to the antenna of big-dipper satellite.
3. the communicator that is applied in big-dipper satellite according to claim 1, it is characterized in that: described antenna receive frequency and scope are 2491.75MHz ± 4.08MHz, the receiving polarization mode is a right-hand polarization, tranmitting frequency and scope are 1615.68MHz ± 4.08MHz, and the receiving polarization mode is a right-hand polarization.
4. the communicator that is applied in big-dipper satellite according to claim 1 is characterized in that: described communicator also comprises the indicator light that is connected with master control borad, be used for the operating state of described communicator is made indication.
5. the communicator that is applied in big-dipper satellite according to claim 1 is characterized in that: described communicator also comprise be connected with master control borad, be used for loud speaker that the voice signal that master control borad sends is play.
6. the communicator that is applied in big-dipper satellite according to claim 1 is characterized in that: described communicator also comprise be connected with master control borad, be used for power module to the power supply of described communicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201047257U CN202014247U (en) | 2011-04-12 | 2011-04-12 | Communicator applied to Beidou satellite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201047257U CN202014247U (en) | 2011-04-12 | 2011-04-12 | Communicator applied to Beidou satellite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202014247U true CN202014247U (en) | 2011-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201047257U Expired - Fee Related CN202014247U (en) | 2011-04-12 | 2011-04-12 | Communicator applied to Beidou satellite |
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| CN (1) | CN202014247U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102253395A (en) * | 2011-04-12 | 2011-11-23 | 广州广嘉北斗电子科技有限公司佛山市南海分公司 | Communicator applied to Beidou satellites and method thereof |
| CN102612009A (en) * | 2012-03-05 | 2012-07-25 | 北京汇美电子技术有限公司 | Beidou satellite and mobilephone short message management transponder |
| CN103010113A (en) * | 2012-12-28 | 2013-04-03 | 深圳市航盛电子股份有限公司 | Vehicle-mounted information entertainment system |
| CN108259047A (en) * | 2018-02-28 | 2018-07-06 | 国家海洋技术中心 | A kind of multifunction wireless satellite bimodulus communication and command case |
| CN109857031A (en) * | 2019-02-26 | 2019-06-07 | 桂林电子科技大学 | A kind of concrete for making control system and its control method based on BDS chip |
| CN110045401A (en) * | 2019-05-17 | 2019-07-23 | 嘉兴劲境电子商务有限公司 | A kind of satellite navigation embedded software equipment |
-
2011
- 2011-04-12 CN CN2011201047257U patent/CN202014247U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102253395A (en) * | 2011-04-12 | 2011-11-23 | 广州广嘉北斗电子科技有限公司佛山市南海分公司 | Communicator applied to Beidou satellites and method thereof |
| CN102612009A (en) * | 2012-03-05 | 2012-07-25 | 北京汇美电子技术有限公司 | Beidou satellite and mobilephone short message management transponder |
| CN103010113A (en) * | 2012-12-28 | 2013-04-03 | 深圳市航盛电子股份有限公司 | Vehicle-mounted information entertainment system |
| CN108259047A (en) * | 2018-02-28 | 2018-07-06 | 国家海洋技术中心 | A kind of multifunction wireless satellite bimodulus communication and command case |
| CN109857031A (en) * | 2019-02-26 | 2019-06-07 | 桂林电子科技大学 | A kind of concrete for making control system and its control method based on BDS chip |
| CN110045401A (en) * | 2019-05-17 | 2019-07-23 | 嘉兴劲境电子商务有限公司 | A kind of satellite navigation embedded software equipment |
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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: 20111019 Termination date: 20150412 |
|
| EXPY | Termination of patent right or utility model |