CN204272119U - A kind of IP-star satellite system automatic star-seeking and enter net arrangement - Google Patents
A kind of IP-star satellite system automatic star-seeking and enter net arrangement Download PDFInfo
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- CN204272119U CN204272119U CN201420727979.8U CN201420727979U CN204272119U CN 204272119 U CN204272119 U CN 204272119U CN 201420727979 U CN201420727979 U CN 201420727979U CN 204272119 U CN204272119 U CN 204272119U
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Abstract
The utility model discloses a kind of IP-star satellite system automatic star-seeking and enter net arrangement, this device comprises spot receiver, broadcast and shape beam receiver, MCU, locating module, user terminal PC, antenna servo mechanism, satellite antenna, LNB and splitter, described MCU is tie point receiver respectively, broadcast and shape beam receiver, locating module, user terminal PC and antenna servo mechanism, satellite antenna is connected with the input of splitter through LNB, the output of splitter is tie point receiver and broadcast and shape beam receiver respectively, antenna servo mechanism drives satellite antenna to rotate, MCU stores IP-star map data base.The utility model can determine which spot beam work mobile-satellite application station should be cross over automatically, helps mobile-satellite application station to complete the function of automatic star-seeking and networking.
Description
Technical field
The utility model belongs to satellite communication field, particularly a kind of IP-star satellite system automatic star-seeking and enter net arrangement.
Background technology
IP-star wideband satellite communication system adopts KA+KU multiplexing of transmission technology and frequency is multiple covers use technology, make the transponder cost of satellite far below conventional satellite cost, not only powerful in conventional satellite communication business competitive advantage, and broadband access cost almost can compare favourably with terrestrial wideband network; Not only Internet broadband access, voice, data, video and multimedia can be provided in interior integrated service to domestic user, and as the extension of terrestrial wideband network, supplementary and backup, IP-star satellite broadband communication system can solve the business need that ground network does not cover blind spot area effectively; And IP-star satellite not only has above advantage and also has link reliability high (its adopts the new technology such as dynamic power management and daynamic bandwidth managment on star, solve KA and the KU band satellite rain that communicates to decline large problem), security of system is high, and (it adopts KA+KU gap of frequency monitoring interlinkage technology and frequency hopping, effectively can prevent the interference of illegal signal), terminal equipment cost is low (only to be needed bore less than 1 meter antenna or can accomplish that antenna aperture is minimum at 0.4 meter, the BUC of about 2 watts) etc. advantage, application prospect is very wide.
IP-star satellite has 23 spot beam coverages and 1 broadcast beam to cover in East China, west area has 1 shape beam to cover, the main communication resource is at 23 spot beams, do not need trans-regional for fixed station, can proper communication in a spot beam, but just need trans-regionally to work in different spot beams for mobile radio station, , and there are 2 or 3 overlapping areas of some velocities of wave in a lot of place, which some velocity of wave user in which region does not know with or changes for mobile station location frequent, concerning with user inherently bother.The design will develop a kind of automatic track receiver to carry out auxiliary moving satellite communication breath system and complete and identify and determine to be cross over the function of which spot beam, carrys out the function that auxiliary moving satellite station can complete automatic star-seeking and networking.
Utility model content
In order to solve the technical problem that above-mentioned background technology proposes, the utility model aims to provide a kind of IP-star satellite system automatic star-seeking and enters net arrangement, automatically determine which spot beam work mobile-satellite application station should be cross over, help mobile-satellite application station to complete the function of automatic star-seeking and networking.
In order to realize above-mentioned technical purpose, the technical solution of the utility model is:
A kind of IP-star satellite system automatic star-seeking and enter net arrangement, this device is arranged in mobile-satellite application station, comprise spot receiver, broadcast and shape beam receiver, MCU, locating module, user terminal PC, antenna servo mechanism, satellite antenna, LNB and splitter, described MCU is tie point receiver respectively, broadcast and shape beam receiver, locating module, user terminal PC and antenna servo mechanism, satellite antenna is connected with the input of splitter through LNB, the output of splitter is tie point receiver and broadcast and shape beam receiver respectively, antenna servo mechanism drives satellite antenna to rotate, MCU stores IP-star map data base, locating module collection position information gives MCU, MCU determines according to IP-star map data base each point beam information that this position covers and gives spot receiver, each point beam information is converted into digital signal and compares by spot receiver, comparative result is fed back to MCU, and MCU drives satellite antenna automatic star-seeking and user terminal PC to network according to feedback information control antenna servomechanism.
Wherein, above-mentioned locating module is GPS locating module.
Wherein, above-mentioned locating module is Big Dipper locating module.
Wherein, above-mentioned locating module is GPS/ Big Dipper bimodulus locating module.
Wherein, above-mentioned satellite antenna is SNC satellite antenna.
Adopt the beneficial effect that technique scheme is brought:
The utility model not only accurately can identify the area of coverage that mobile-satellite application station has been cross over which spot beam or multiple spot beam, and the strongest spot beam of region, mobile-satellite application station signal can be gone out by automatic decision, utilize MCU control antenna servomechanism and user terminal PC, for automatic star-seeking and networking provide advantage, perfect IP-star communication technology of satellite.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the utility model device.
Fig. 2 is the utility model method flow diagram.
Embodiment
Below with reference to accompanying drawing, the technical solution of the utility model is described in detail.
The structured flowchart of the utility model device as shown in Figure 1, a kind of IP-star satellite system automatic star-seeking and enter net arrangement, this device is arranged in mobile-satellite application station, comprise spot receiver, broadcast and shape beam receiver, MCU(and micro-control unit), locating module, user terminal PC, antenna servo mechanism, satellite antenna, LNB(Low Noise Block converter, lnb) and splitter, described MCU is tie point receiver respectively, broadcast and shape beam receiver, locating module, user terminal PC and antenna servo mechanism, satellite antenna is connected with the input of splitter through LNB, the output of splitter is tie point receiver and broadcast and shape beam receiver respectively, antenna servo mechanism drives satellite antenna to rotate, MCU stores IP-star map data base, locating module collection position information gives MCU, MCU determines according to IP-star map data base each point beam information that this position covers and gives spot receiver, each point beam information is converted into digital value and compares by spot receiver, comparative result is fed back to MCU, and MCU drives satellite antenna automatic star-seeking and user terminal PC to network according to feedback information control antenna servomechanism.
In the present embodiment, locating module is GPS locating module or Big Dipper locating module or GPS/ Big Dipper bimodulus locating module.Satellite antenna is SNC satellite antenna.
Workflow of the present utility model is:
(1) mobile-satellite application station arrives a certain position, device for opening power supply;
(2) locating module gathers the positional information at mobile-satellite application station and sends MCU to, the IP-star map data base of the positional information of reception and its storage inside is compared by MCU, determine the frequency information of the spot beam quantity that position, mobile-satellite application station covers and each spot beam, and send these information to spot receiver;
(3) spot receiver receives the frequency information of each spot beam and these information is converted into after Digital Signal Processing AGC value (automatic gain value), the size of more each spot beam AGC value, find out maximum AGC value, the signal of the spot beam that then maximum ACG value is corresponding in this region is best, and this comparative result is fed back to MCU;
(4) MCU drives satellite antenna to rotate according to feedback information control antenna servomechanism, thus automatic star-seeking, and controls user terminal PC and carry out into net operation.Satellite antenna receiving satellite signal, faint high frequency satellite-signal is downconverted to 950-2150Mhz and amplifies by LNB, through splitter the broadcast of the 950-1100Mhz in signal and shape beam signal given again and broadcast and shape beam receiver, give spot receiver by the spot beam signal of the 1100-2150Mhz in signal.
Above embodiment is only and technological thought of the present utility model is described; protection range of the present utility model can not be limited with this; every technological thought according to the utility model proposes, any change that technical scheme basis is done, all falls within the utility model protection range.
Claims (5)
1. an IP-star satellite system automatic star-seeking and enter net arrangement, this device is arranged in mobile-satellite application station, it is characterized in that: comprise spot receiver, broadcast and shape beam receiver, MCU, locating module, user terminal PC, antenna servo mechanism, satellite antenna, LNB and splitter, described MCU is tie point receiver respectively, broadcast and shape beam receiver, locating module, user terminal PC and antenna servo mechanism, satellite antenna is connected with the input of splitter through LNB, the output of splitter is tie point receiver and broadcast and shape beam receiver respectively, antenna servo mechanism drives satellite antenna to rotate, MCU stores IP-star map data base, locating module collection position information gives MCU, MCU determines according to IP-star map data base each point beam information that this position covers and gives spot receiver, each point beam information is converted into digital signal and compares by spot receiver, comparative result is fed back to MCU, and MCU drives satellite antenna automatic star-seeking and user terminal PC to network according to feedback information control antenna servomechanism.
2. a kind of IP-star satellite system automatic star-seeking and enter net arrangement according to claim 1, is characterized in that: described locating module is GPS locating module.
3. a kind of IP-star satellite system automatic star-seeking and enter net arrangement according to claim 1, is characterized in that: described locating module is Big Dipper locating module.
4. a kind of IP-star satellite system automatic star-seeking and enter net arrangement according to claim 1, is characterized in that: described locating module is GPS/ Big Dipper bimodulus locating module.
5. a kind of IP-star satellite system automatic star-seeking and enter net arrangement according to claim 1, is characterized in that: described satellite antenna is SNC satellite antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420727979.8U CN204272119U (en) | 2014-11-28 | 2014-11-28 | A kind of IP-star satellite system automatic star-seeking and enter net arrangement |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420727979.8U CN204272119U (en) | 2014-11-28 | 2014-11-28 | A kind of IP-star satellite system automatic star-seeking and enter net arrangement |
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| CN204272119U true CN204272119U (en) | 2015-04-15 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104506227A (en) * | 2014-11-28 | 2015-04-08 | 南京中网卫星通信股份有限公司 | Automatic satellite searching and network accessing device and method for IP-star satellite system |
| CN110808768A (en) * | 2019-10-22 | 2020-02-18 | 中山赛思普电子科技有限公司 | Low earth orbit satellite ground station |
| CN114710818A (en) * | 2022-03-22 | 2022-07-05 | 北京爱科迪通信技术股份有限公司 | Satellite station, satellite system and satellite finding method |
-
2014
- 2014-11-28 CN CN201420727979.8U patent/CN204272119U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104506227A (en) * | 2014-11-28 | 2015-04-08 | 南京中网卫星通信股份有限公司 | Automatic satellite searching and network accessing device and method for IP-star satellite system |
| CN110808768A (en) * | 2019-10-22 | 2020-02-18 | 中山赛思普电子科技有限公司 | Low earth orbit satellite ground station |
| CN114710818A (en) * | 2022-03-22 | 2022-07-05 | 北京爱科迪通信技术股份有限公司 | Satellite station, satellite system and satellite finding method |
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