CN201754582U - Beidou satellite communication equipment with voice call function - Google Patents
Beidou satellite communication equipment with voice call function Download PDFInfo
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- CN201754582U CN201754582U CN2010202654159U CN201020265415U CN201754582U CN 201754582 U CN201754582 U CN 201754582U CN 2010202654159 U CN2010202654159 U CN 2010202654159U CN 201020265415 U CN201020265415 U CN 201020265415U CN 201754582 U CN201754582 U CN 201754582U
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Abstract
The utility model relates to Beidou satellite communication equipment with voice call function, which comprises a Beidou processing module, wherein the Beidou processing module comprises a base band processing unit, a radio frequency unit, a displaying and controlling unit, a memory unit and a Beidou antenna. The utility model is characterized in that the Beidou satellite communication equipment is also provided with a voice processing module; the voice processing module comprises a microphone, an A/D converting unit, a signal coding unit, a loudspeaker, a D/A converting unit and a signal decoding unit, wherein the microphone, the A/D converting unit, the signal coding unit and the base band processing unit are sequentially connected; and the loudspeaker, the D/A converting unit, the signal decoding unit and the base band processing unit are sequentially connected. The utility model can realize the real-time voice communication by employing the Beidou satellite communication equipment, therefore, the Beidou satellite communication equipment can be used in the specific environment and under the emergency situation, e.g. when other ground communication equipment are destroyed and are incapable of realizing the communication function, effective news on a spot can be quickly transferred to an command centre through the conversation between user machines by utilizing a Beidou satellite.
Description
Technical field
The utility model relates to the satellite communication field, is specifically related to a kind of Beidou satellite communication device with voice call function, and it is a kind of end-user machine of Beidou satellite navigation and positioning system.
Background technology
" No. one, the Big Dipper " satellite navigation and location system is called for short dipper system, is regional active three-dimensional satellite fix of the first generation and communication system that China develops voluntarily.This system can realize between each user, the brief message communication between user and console for centralized control, can position, communicate by letter the various users of China territory, territorial waters and surrounding area and regularly time service service.Dipper system is made up of three geostationary satellites, console for centralized control, several calibration stations and numerous subscriber computers.
Dipper system belongs to active location system, and Big Dipper subscriber computer need can obtain the locating information that is calculated by console for centralized control by the application instruction of Big Dipper subscriber computer emission location after catching satellite-signal.Dipper system also provides the function of brief bi-directional communication, makes between Big Dipper subscriber computer and central station, Big Dipper subscriber computer and the Big Dipper subscriber computer and can carry out data communication, has greatly enriched systemic-function.In addition, dipper system also possesses timing, time service function.
Existing Big Dipper subscriber computer mainly is made up of baseband processing unit, radio frequency unit, apparent control unit, memory cell, Big Dipper antenna and data-interface as shown in Figure 1, only possesses common text communication, location and navigation feature.At present, Big Dipper user type all is to expand on these several functions, realizes systemic-functions such as Big Dipper navigation, Big Dipper commander.But, in adverse circumstances such as the anti-dangerous disaster relief, needing to carry out in real time voice communication sometimes or site environment is carried out image production transmission, this is that current subscriber computer is not available.
Summary of the invention
In order to solve existing in prior technology the problems referred to above, the utility model provides a kind of Beidou satellite communication device with voice call function, and it can utilize Beidou satellite communication device to carry out real-time speech communicating.
Technical solutions of the utility model are to constitute like this: a kind of Beidou satellite communication device with voice call function, it comprises Big Dipper processing module, described Big Dipper processing module comprises baseband processing unit, radio frequency unit, show the control unit, memory cell and Big Dipper antenna, radio frequency unit wherein, show the control unit, memory cell is connected with baseband processing unit respectively, Big Dipper antenna is connected with radio frequency unit, it is characterized in that: also be provided with the acoustic processing module, described acoustic processing module comprises microphone, the A/D converting unit, the signal encoding unit, loudspeaker, D/A converting unit and signal decoding unit, microphone wherein, A/D converting unit and signal encoding unit connect successively, and be connected with baseband processing unit in the Big Dipper processing module by the signal encoding unit, loudspeaker, D/A converting unit and signal decoding unit connect successively, and are connected with baseband processing unit in the Big Dipper processing module by signal decoding unit.
Compared to prior art, advantage of the present utility model is: the Beidou satellite communication device with voice call function described in the utility model is a kind of novel Big Dipper subscriber computer, it is on the basic function basis that existing Big Dipper subscriber computer is had, increased voice call function, make it can utilize Beidou satellite communication device to carry out real-time speech communicating, thereby can be in specific environment and use in emergency circumstances, for example in the adverse circumstances of some anti-dangerous disaster relief, other ground communication facilities goes to pot in the time of can't realizing call function, utilize big-dipper satellite timely on-the-spot effective information to be passed to command centre by the conversation between the subscriber computer, can for winning initiative, disaster relief work play a great role for rescue increases timeliness.Beidou satellite communication device with voice call function described in the utility model is with a wide range of applications, and might become main force's type of big-dipper satellite subscriber computer in future.
Description of drawings
Fig. 1 is the structural representation of existing Big Dipper subscriber computer.
Fig. 2 is embodiment 1 structural representation that the utlity model has the Beidou satellite communication device of voice call function.
Fig. 3 is embodiment 2 structural representations that the utlity model has the Beidou satellite communication device of voice call function.
The number in the figure explanation:
1, Big Dipper processing module, 1-1, baseband processing unit, 1-2, radio frequency unit, 1-3, apparent control unit, 1-4, memory cell, 1-5, Big Dipper antenna, 1-6, data-interface;
2, acoustic processing module, 2-1, microphone, 2-2, A/D converting unit, 2-3, signal encoding unit, 2-4, loudspeaker, 2-5, D/A converting unit, 2-6, signal decoding unit;
3, image processing module, 3-1, camera, 3-2, image coding and decoding unit.
Embodiment
Below in conjunction with Figure of description and specific embodiment the utility model content is elaborated:
Embodiment 1:Be illustrated in figure 2 as embodiment 1 schematic diagram of the Beidou satellite communication device that the utility model provides with voice call function, it comprises Big Dipper processing module 1, described Big Dipper processing module 1 comprises baseband processing unit 1-1, radio frequency unit 1-2, shows control unit 1-3, memory cell 1-4 and Big Dipper antenna 1-5, wherein radio frequency unit 1-2, apparent control unit 1-3, memory cell 1-4 are connected with baseband processing unit 1-1 respectively, Big Dipper antenna 1-5 is connected (also can be provided with as required, or not be provided with data-interface 1-6 on the baseband processing unit 1-1) with radio frequency unit 1-2; It is characterized in that: also be provided with acoustic processing module 2, described acoustic processing module 2 comprises microphone 2-1, A/D converting unit 2-2, signal encoding unit 2-3, loudspeaker 2-4, D/A converting unit 2-5 and signal decoding unit 2-6, microphone 2-1 wherein, A/D converting unit 2-2 and signal encoding unit 2-3 connect successively, and be connected with baseband processing unit 1-1 in the Big Dipper processing module 1 by signal encoding unit 2-3, loudspeaker 2-4, D/A converting unit 2-5 and signal decoding unit 2-6 connect successively, and are connected with baseband processing unit 1-1 in the Big Dipper processing module 1 by signal decoding unit 2-6.
Embodiment 2:Be illustrated in figure 3 as embodiment 2 schematic diagrames of the Beidou satellite communication device that the utility model provides with voice call function, the difference of it and embodiment 1 is: also be provided with image processing module 3, described image processing module 3 comprises interconnective camera 3-1 and image coding and decoding unit 3-2, and wherein image coding and decoding unit 3-2 is connected with baseband processing unit 1-1 in the Big Dipper processing module 1.By embodiment 2 described technical schemes, Beidou satellite communication device with voice call function described in the utility model can either utilize image processing module 3 in time site environment to be produced into image and be transferred to the recipient by Big Dipper processing module 1, make the recipient can in time understand field condition, the needs that adapt to adverse circumstances such as the anti-dangerous disaster relief, the image information that Big Dipper processing module 1 can be received generates image by the reduction of image processing module 3 decompress(ion)s again, store and/or call demonstration for Big Dipper processing module 1, thereby realize image production transfer function.
The operation principle of above-mentioned two embodiment of the utility model is described as follows:
Big Dipper processing module 1 comprises the basic function of original Big Dipper subscriber computer, and wherein, it is mutual that apparent control unit 1-3 finishes man-machine interface, provides modes such as keyboard, touch to operate to the user; Memory cell 1-4 is responsible for the access of data message; Baseband processing unit 1-1 is responsible for the processing of each unit information interaction; Radio frequency unit 1-2 is responsible for the emission and the reception of radiofrequency signal.The user is by the 1-3 control appliance input of apparent control unit location, communication or navigation instruction, and apparent control unit 1-3 sends signal by radio frequency unit 1-2 after giving baseband processing unit 1-1 processing with instruction; On the other hand, after Big Dipper antenna 1-5 receives signal,, by baseband processing unit 1-1 signal is handled again, identified location, communication or navigation data, Various types of data is sent show the demonstration of control unit, and be stored among the memory cell 1-4 through radio frequency unit 1-2.Big Dipper processing module 1 is responsible for carrying out Big Dipper location, communication and navigation feature, in the utility model, the communication function of Big Dipper processing module 1 is expanded, both comprised original text communication function, increase voice call function (as embodiment 1) again, perhaps increased voice call function and image spot production transfer function (as embodiment 2) again.With regard to the expanding communication function, Big Dipper processing module 1 passes acoustic processing module 2 or image processing module 3 sound of coming or view data on the one hand after baseband processing unit 1-1 handles, and sends to receiving terminal by radio frequency unit 1-2 by Big Dipper antenna 1-5; On the other hand, the Big Dipper antenna 1-5 of receiving terminal receives data, through radio frequency unit 1-2, again after baseband processing unit 1-1 handles, gives acoustic processing module 2 or image processing module 3 reduces; The sound of reduction or image are sent to the memory cell 1-4 storage of Big Dipper processing module 1 again through baseband processing unit 1-1, and image more can show control unit 1-3 demonstration through being invoked at.
The voice signal that acoustic processing module 2 is picked up microphone 2-1 on the one hand carries out the A/D sampling by certain speed, after again the signal of sampling being carried out compressed encoding, the baseband processing unit 1-1 that sends in the Big Dipper processing module 1 encodes by the inbound form of the Big Dipper again, code signal is sent into radio frequency unit 1-2 and is carried out rf modulations and amplification again, afterwards by Big Dipper antenna 1-5 emission.On the other hand, the signal that radio frequency unit 1-2 receives is sent into acoustic processing module 2 after baseband processing unit 1-1 handles, the compress speech code stream is decoded, and is reduced into analog voice signal output.As shown in Figure 2, microphone 2-1 obtains extraneous voice messaging, and analog voice is converted into digital signal by A/D converting unit 2-2 sampling, by signal encoding unit 2-3 compressed encoding, gives Big Dipper processing module 1 and mails to receiving terminal again; After receiving terminal is received signal, carry out signal decoding earlier by signal decoding unit 2-6, be reduced into analog signal through D/A converting unit 2-5 again, 2-4 exports by receiver.
Image processing module 3 is used to realize image production transfer function, both site environment can be produced into image and be transferred to the recipient by Big Dipper processing module 1, thereby make the recipient can in time understand field condition, the needs that adapt to adverse circumstances such as the anti-dangerous disaster relief, the image information that Big Dipper processing module 1 can be received generates image by the reduction of image processing module 3 decompress(ion)s again, uses for Big Dipper processing module 1.As shown in Figure 3, camera 3-1 shot image data, carry out the high-quality compression through image coding and decoding unit 3-2, send to receiving terminal by Big Dipper processing module 1 then, receiving terminal by image coding and decoding unit 3-2 to the image information that the receives reduction that decompresses, the image that generates can be stored in the memory cell 1-4 of Big Dipper processing module 1, can call demonstration for the keyboard and display panel that shows control unit 1-3.
Claims (2)
1. Beidou satellite communication device with voice call function, it comprises Big Dipper processing module (1), described Big Dipper processing module (1) comprises baseband processing unit (1-1), radio frequency unit (1-2), show control unit (1-3), memory cell (1-4) and Big Dipper antenna (1-5), radio frequency unit (1-2) wherein, show control unit (1-3), memory cell (1-4) is connected with baseband processing unit (1-1) respectively, Big Dipper antenna (1-5) is connected with radio frequency unit (1-2), it is characterized in that: also be provided with acoustic processing module (2), described acoustic processing module (2) comprises microphone (2-1), A/D converting unit (2-2), signal encoding unit (2-3), loudspeaker (2-4), D/A converting unit (2-5) and signal decoding unit (2-6), microphone (2-1) wherein, A/D converting unit (2-2) and signal encoding unit (2-3) connect successively, and be connected with baseband processing unit (1-1) in the Big Dipper processing module (1) by signal encoding unit (2-3), loudspeaker (2-4), D/A converting unit (2-5) and signal decoding unit (2-6) connect successively, and are connected with baseband processing unit (1-1) in the Big Dipper processing module (1) by signal decoding unit (2-6).
2. the Beidou satellite communication device with voice call function according to claim 1, it is characterized in that: also be provided with image processing module (3), described image processing module (3) comprises interconnective camera (3-1) and image coding and decoding unit (3-2), and wherein image coding and decoding unit (3-2) is connected with baseband processing unit (1-1) in the Big Dipper processing module (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202654159U CN201754582U (en) | 2010-07-21 | 2010-07-21 | Beidou satellite communication equipment with voice call function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010202654159U CN201754582U (en) | 2010-07-21 | 2010-07-21 | Beidou satellite communication equipment with voice call function |
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| CN201754582U true CN201754582U (en) | 2011-03-02 |
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| CN2010202654159U Expired - Fee Related CN201754582U (en) | 2010-07-21 | 2010-07-21 | Beidou satellite communication equipment with voice call function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900818A (en) * | 2010-07-21 | 2010-12-01 | 福建星海通信科技有限公司 | Beidou satellite communication device having voice call function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101900818A (en) * | 2010-07-21 | 2010-12-01 | 福建星海通信科技有限公司 | Beidou satellite communication device having voice call function |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110302 Termination date: 20110721 |