CN203537389U - Antenna feed system of dual-channel satellite earth station - Google Patents
Antenna feed system of dual-channel satellite earth station Download PDFInfo
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- CN203537389U CN203537389U CN201320719161.7U CN201320719161U CN203537389U CN 203537389 U CN203537389 U CN 203537389U CN 201320719161 U CN201320719161 U CN 201320719161U CN 203537389 U CN203537389 U CN 203537389U
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- 230000008878 coupling Effects 0.000 claims description 37
- 238000010168 coupling process Methods 0.000 claims description 37
- 238000005859 coupling reaction Methods 0.000 claims description 37
- 238000004891 communication Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to an antenna feed system of a dual-channel satellite earth station. The antenna system comprises a satellite antenna, a diplexer, a waveguide switch 1, a waveguide switch 2, a lower variable-frequency low-noise amplifier LNB2, a lower variable-frequency low-noise amplifier LNB1, an upper variable-frequency power amplifier BUC2, an upper variable-frequency power amplifier BUC1, a circuit connecting and disconnecting device 1, a circuit connecting and disconnecting device 2, a satellite modem, and a dual-channel waveguide switch controller, wherein the dual-channel waveguide switch controller includes a waveguide switch switcher and a BUC/LNB power supply module; the waveguide switch 1 is connected with the lower variable-frequency low-noise amplifier LNB2 and the lower variable-frequency low-noise amplifier LNB1 through signal control lines; the waveguide switch 2 is connected with the upper variable-frequency power amplifier BUC2 and the upper variable-frequency power amplifier BUC1 through signal control lines; and the waveguide switch controller is connected with the waveguide switch 1 and the waveguide switch 2 through the signal controller. The antenna feed system controls the lower variable-frequency low-noise amplifiers LNB, and the upper variable-frequency power amplifiers BUC through the waveguide switches to achieve dual-channel information receiving and sending of the antenna feed system.
Description
Technical field
The utility model relates to satellite communication technology field, particularly a kind of binary channels ground satellite station antenna-feedback system.
Background technology
Existing earthquake relief work emergency communication, the ground satellite station antenna-feedback system generally adopting is single channel transceiver mode, when up-conversion power amplifier BUC or down-conversion low noise amplifier (LNB) damage or break down, a whole set of ground satellite station system just cannot be moved, and affects normal communication.
Summary of the invention
The purpose of this utility model is that the technical disadvantages for single channel transceiver mode ground satellite station antenna-feedback system in existing emergency communication, provides a kind of binary channels ground satellite station antenna-feedback system, improves the stability of emergency communication.
The utility model is achieved through the following technical solutions:
A kind of binary channels ground satellite station antenna-feedback system, it is characterized in that, structure comprises satellite antenna (1), duplexer (2), waveguide switch 1(3), waveguide switch 2(4), down-conversion low noise amplifier LNB2(5), down-conversion low noise amplifier LNB1(6), up-conversion power amplifier BUC2(7), up-conversion power amplifier BUC1(8), combiner device 1(10), combiner device 2(11), satellite modem (9) and double channel wave guide on-off controller (12), described double channel wave guide on-off controller (12) includes waveguide switch switch (12-1) and BUC/LNB power module (12-2), described waveguide switch 1(3) by signal control line and down-conversion low noise amplifier LNB2(5) with down-conversion low noise amplifier LNB1(6) be connected respectively, described waveguide switch 2(4) by signal control line and up-conversion power amplifier BUC2(7) with up-conversion power amplifier BUC1(8) be connected respectively, described waveguide switch controller (12-1) is by signal controller and waveguide switch 1(3) with waveguide switch 2(4) be connected.
Further, described combiner device 1(10) be provided with DC pass direct-current coupling port one (10-1), DC pass direct-current coupling port 2(10-2), DC pass direct-current coupling port 3(10-3) and DC block direct-current blocking-up port (10-4).
Further, described combiner device 2(11) be provided with DC pass direct-current coupling port one (11-1), DC pass direct-current coupling port 2(11-2), DC pass direct-current coupling port 3(11-3) and DC block direct-current blocking-up port (11-4).
Further, described satellite modem (9) respectively with combiner device 1(10) in DC block direct-current blocking-up port (10-4) and combiner device 2(11) in DC block direct-current blocking-up port (11-4) be connected.
Further, described BUC/LNB power module (12-2) respectively with combiner device 1(10) in DC pass direct-current coupling port 3(10-3) with combiner device 2(11) in DC pass direct-current coupling port one (11-1) be connected.
Further, described down-conversion low noise amplifier LNB2(5) with combiner device 1(10) in DC pass direct-current coupling port one (10-1) be connected, down-conversion low noise amplifier LNB1(6) with combiner device 1(10) in DC pass direct-current coupling port 2(10-2) be connected.
Further, described up-conversion power amplifier BUC2(7) with combiner device 2(11) in DC pass direct-current coupling port 2(11-2) be connected, up-conversion power amplifier BUC1(8) with combiner device 2(11) in DC pass direct-current coupling port 3(11-3) be connected.
The utility model relates to a kind of binary channels ground satellite station antenna-feedback system, and beneficial effect is:
1. the utility model has increased by 2 waveguide switches, 1 combiner device, 1 down-conversion low noise amplifier LNB and 1 up-conversion power amplifier BUC in conventional satellite ground station antenna-feedback system, original single channel transmitting-receiving antenna-feedback system is improved to binary channels transmitting-receiving antenna-feedback system, in system, single low noise amplifier LNB or up-conversion power amplifier BUC break down, system still can normally be worked, and can not affect routine and emergency communication.
2. the utility model adopts double channel wave guide on-off controller to carry out Untouched control to waveguide switch 1 and waveguide switch 2, has promoted the flexibility of whole antenna-feedback system.
3. the utility model BUC/LNB power module, DC pass direct-current coupling port through combiner device, to down-conversion low noise amplifier LNB and up-conversion power amplifier BUC, power, and the port that connects satellite modem is DC block direct-current blocking-up port, MODEM be can not damage, stability and the fail safe of whole system promoted.
Accompanying drawing explanation
Fig. 1 is the utility model binary channels ground satellite station antenna-feedback system structural representation.
Embodiment
Consulting 1 pair of the utility model of accompanying drawing is described further.
The utility model relates to a kind of binary channels ground satellite station antenna-feedback system, it is characterized in that, structure comprises satellite antenna (1), duplexer (2), waveguide switch 1(3), waveguide switch 2(4), down-conversion low noise amplifier LNB2(5), down-conversion low noise amplifier LNB1(6), up-conversion power amplifier BUC2(7), up-conversion power amplifier BUC1(8), combiner device 1(10), combiner device 2(11), satellite modem (9) and double channel wave guide on-off controller (12), described double channel wave guide on-off controller (12) includes waveguide switch switch (12-1) and BUC/LNB power module (12-2), described waveguide switch 1(3) by signal control line and down-conversion low noise amplifier LNB2(5) with down-conversion low noise amplifier LNB1(6) be connected respectively, described waveguide switch 2(4) by signal control line and up-conversion power amplifier BUC2(7) with up-conversion power amplifier BUC1(8) be connected respectively, described waveguide switch controller (12-1) is by signal controller and waveguide switch 1(3) with waveguide switch 2(4) be connected.
Described combiner device 1(10) be provided with DC pass direct-current coupling port one (10-1), DC pass direct-current coupling port 2(10-2), DC pass direct-current coupling port 3(10-3) and DC block direct-current blocking-up port (10-4).
Described combiner device 2(11) be provided with DC pass direct-current coupling port one (11-1), DC pass direct-current coupling port 2(11-2), DC pass direct-current coupling port 3(11-3) and DC block direct-current blocking-up port (11-4).
Described satellite modem (9) respectively with combiner device 1(10) in DC block direct-current blocking-up port (10-4) and combiner device 2(11) in DC block direct-current blocking-up port (11-4) be connected.
Described BUC/LNB power module (12-2) respectively with combiner device 1(10) in DC pass direct-current coupling port 3(10-3) with combiner device 2(11) in DC pass direct-current coupling port one (11-1) be connected.
Described down-conversion low noise amplifier LNB2(5) with combiner device 1(10) in DC pass direct-current coupling port one (10-1) be connected, down-conversion low noise amplifier LNB1(6) with combiner device 1(10) in DC pass direct-current coupling port 2(10-2) be connected.
Described up-conversion power amplifier BUC2(7) with combiner device 2(11) in DC pass direct-current coupling port 2(11-2) be connected, up-conversion power amplifier BUC1(8) with combiner device 2(11) in DC pass direct-current coupling port 3(11-3) be connected.
While adopting the utility model to carry out satellite-signal transmitting-receiving, waveguide switch switch is controlled waveguide switch 1 and waveguide switch 2, BUC/LNB power module is down-conversion low noise amplifier LNB and up-conversion power amplifier BUC power supply, by waveguide switch 1, select down-conversion low noise amplifier LNB2 or down-conversion low noise amplifier LNB2, by waveguide switch 2, select up-conversion power amplifier BUC2 or down-conversion low noise amplifier BUC1, when single down-conversion low noise amplifier LNB or single up-conversion power amplifier BUC break down, only need to control waveguide switch by waveguide switch switch, select corresponding down-conversion low noise amplifier, can complete satellite signal receiving, by waveguide switch switch, control waveguide switch, select corresponding up-conversion power amplifier, can complete satellite-signal sends.
The above; it is only preferably embodiment of the utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; according to the technical solution of the utility model and utility model design thereof, be equal to replacement or changed, within all should being encompassed in protection range of the present utility model.
Claims (7)
1. a binary channels ground satellite station antenna-feedback system, it is characterized in that, structure comprises satellite antenna (1), duplexer (2), waveguide switch 1(3), waveguide switch 2(4), down-conversion low noise amplifier LNB2(5), down-conversion low noise amplifier LNB1(6), up-conversion power amplifier BUC2(7), up-conversion power amplifier BUC1(8), combiner device 1(10), combiner device 2(11), satellite modem (9) and double channel wave guide on-off controller (12), described double channel wave guide on-off controller (12) includes waveguide switch switch (12-1) and BUC/LNB power module (12-2), described waveguide switch 1(3) by signal control line and down-conversion low noise amplifier LNB2(5) with down-conversion low noise amplifier LNB1(6) be connected respectively, described waveguide switch 2(4) by signal control line and up-conversion power amplifier BUC2(7) with up-conversion power amplifier BUC1(8) be connected respectively, described waveguide switch controller (12-1) is by signal controller and waveguide switch 1(3) with waveguide switch 2(4) be connected.
2. binary channels ground satellite station antenna-feedback system according to claim 1, it is characterized in that described combiner device 1(10) be provided with DC pass direct-current coupling port one (10-1), DC pass direct-current coupling port 2(10-2), DC pass direct-current coupling port 3(10-3) and DC block direct-current blocking-up port (10-4).
3. binary channels ground satellite station antenna-feedback system according to claim 1, it is characterized in that described combiner device 2(11) be provided with DC pass direct-current coupling port one (11-1), DC pass direct-current coupling port 2(11-2), DC pass direct-current coupling port 3(11-3) and DC block direct-current blocking-up port (11-4).
4. binary channels ground satellite station antenna-feedback system according to claim 1, it is characterized in that, described satellite modem (9) respectively with combiner device 1(10) in DC block direct-current blocking-up port (10-4) and combiner device 2(11) in DC block direct-current blocking-up port (11-4) be connected.
5. binary channels ground satellite station antenna-feedback system according to claim 1, it is characterized in that, described BUC/LNB power module (12-2) respectively with combiner device 1(10) in DC pass direct-current coupling port 3(10-3) with combiner device 2(11) in DC pass direct-current coupling port one (11-1) be connected.
6. binary channels ground satellite station antenna-feedback system according to claim 1, it is characterized in that, described down-conversion low noise amplifier LNB2(5) with combiner device 1(10) in DC pass direct-current coupling port one (10-1) be connected, down-conversion low noise amplifier LNB1(6) with combiner device 1(10) in DC pass direct-current coupling port 2(10-2) be connected.
7. binary channels ground satellite station antenna-feedback system according to claim 1, it is characterized in that, described up-conversion power amplifier BUC2(7) with combiner device 2(11) in DC pass direct-current coupling port 2(11-2) be connected, up-conversion power amplifier BUC1(8) with combiner device 2(11) in DC pass direct-current coupling port 3(11-3) be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719161.7U CN203537389U (en) | 2013-11-15 | 2013-11-15 | Antenna feed system of dual-channel satellite earth station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320719161.7U CN203537389U (en) | 2013-11-15 | 2013-11-15 | Antenna feed system of dual-channel satellite earth station |
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| Publication Number | Publication Date |
|---|---|
| CN203537389U true CN203537389U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320719161.7U Expired - Lifetime CN203537389U (en) | 2013-11-15 | 2013-11-15 | Antenna feed system of dual-channel satellite earth station |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104539344A (en) * | 2014-11-26 | 2015-04-22 | 南京中网卫星通信股份有限公司 | Communication device and method fusing ordinary Ku frequency band and IPstar satellite |
| CN109921842A (en) * | 2019-01-31 | 2019-06-21 | 上海卫星工程研究所 | Interlock circuit |
| CN112367107A (en) * | 2020-09-11 | 2021-02-12 | 中国空间技术研究院 | Method and system for autonomously processing satellite measurement and control equipment fault on satellite |
| CN112910545A (en) * | 2021-02-04 | 2021-06-04 | 睿高(广州)通信技术有限公司 | Satellite low-noise amplifier redundancy backup system, method and computer storage medium |
| CN114531195A (en) * | 2022-02-18 | 2022-05-24 | 北京爱科迪通信技术股份有限公司 | Multi-mode multi-caliber multi-frequency-band backpack satellite station |
-
2013
- 2013-11-15 CN CN201320719161.7U patent/CN203537389U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104539344A (en) * | 2014-11-26 | 2015-04-22 | 南京中网卫星通信股份有限公司 | Communication device and method fusing ordinary Ku frequency band and IPstar satellite |
| CN109921842A (en) * | 2019-01-31 | 2019-06-21 | 上海卫星工程研究所 | Interlock circuit |
| CN109921842B (en) * | 2019-01-31 | 2021-05-11 | 上海卫星工程研究所 | Interlock circuit |
| CN112367107A (en) * | 2020-09-11 | 2021-02-12 | 中国空间技术研究院 | Method and system for autonomously processing satellite measurement and control equipment fault on satellite |
| CN112910545A (en) * | 2021-02-04 | 2021-06-04 | 睿高(广州)通信技术有限公司 | Satellite low-noise amplifier redundancy backup system, method and computer storage medium |
| CN114531195A (en) * | 2022-02-18 | 2022-05-24 | 北京爱科迪通信技术股份有限公司 | Multi-mode multi-caliber multi-frequency-band backpack satellite station |
| CN114531195B (en) * | 2022-02-18 | 2024-01-23 | 北京爱科迪通信技术股份有限公司 | Multi-mode multi-caliber multi-band backpack satellite station |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |