CA2679289C - Satellite beam-pointing error correction in digital beam-forming architecture - Google Patents
Satellite beam-pointing error correction in digital beam-forming architecture Download PDFInfo
- Publication number
- CA2679289C CA2679289C CA2679289A CA2679289A CA2679289C CA 2679289 C CA2679289 C CA 2679289C CA 2679289 A CA2679289 A CA 2679289A CA 2679289 A CA2679289 A CA 2679289A CA 2679289 C CA2679289 C CA 2679289C
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- CA
- Canada
- Prior art keywords
- antenna
- signal
- pointing
- error
- signals
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012937 correction Methods 0.000 title description 17
- 238000000034 method Methods 0.000 claims abstract description 43
- 230000005855 radiation Effects 0.000 claims abstract description 32
- 238000004891 communication Methods 0.000 claims abstract description 27
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- 238000012545 processing Methods 0.000 claims description 17
- 230000000630 rising effect Effects 0.000 claims description 7
- 238000010606 normalization Methods 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 6
- 238000004260 weight control Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000002596 correlated effect Effects 0.000 description 7
- 238000005259 measurement Methods 0.000 description 5
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18515—Transmission equipment in satellites or space-based relays
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/0848—Joint weighting
- H04B7/0851—Joint weighting using training sequences or error signal
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radio Relay Systems (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0704189.0 | 2007-03-03 | ||
| GB0704189A GB0704189D0 (en) | 2007-03-03 | 2007-03-03 | Sattellite beam pointing error correction in digital beam forming architecture |
| EP07250900.3 | 2007-03-05 | ||
| EP07250900 | 2007-03-05 | ||
| PCT/GB2008/050139 WO2008107710A1 (en) | 2007-03-03 | 2008-02-29 | Satellite beam-pointing error correction in digital beam-forming architecture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2679289A1 CA2679289A1 (en) | 2008-09-12 |
| CA2679289C true CA2679289C (en) | 2016-01-05 |
Family
ID=39242376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2679289A Active CA2679289C (en) | 2007-03-03 | 2008-02-29 | Satellite beam-pointing error correction in digital beam-forming architecture |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8339307B2 (enExample) |
| EP (1) | EP2119047B1 (enExample) |
| JP (1) | JP5253422B2 (enExample) |
| AT (1) | ATE482532T1 (enExample) |
| CA (1) | CA2679289C (enExample) |
| DE (1) | DE602008002715D1 (enExample) |
| WO (1) | WO2008107710A1 (enExample) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006070462A1 (ja) * | 2004-12-28 | 2006-07-06 | Fujitsu Limited | タグ抽出装置、タグ抽出方法およびタグ抽出プログラム |
| US9184511B2 (en) * | 2009-07-10 | 2015-11-10 | Futurewei Technologies, Inc. | System and method for downlink channel sounding in wireless communications systems |
| JP5339450B2 (ja) * | 2009-12-21 | 2013-11-13 | Ｎｅｃ東芝スペースシステム株式会社 | 無線通信装置および無線通信方法 |
| US20110197740A1 (en) * | 2010-02-16 | 2011-08-18 | Chang Donald C D | Novel Karaoke and Multi-Channel Data Recording / Transmission Techniques via Wavefront Multiplexing and Demultiplexing |
| US20140036765A1 (en) * | 2011-04-28 | 2014-02-06 | Mitsubishi Electric Corporation | Relay satellite and satellite communication system |
| US9496886B2 (en) * | 2011-06-16 | 2016-11-15 | Spatial Digital Systems, Inc. | System for processing data streams |
| US9472844B2 (en) * | 2013-03-12 | 2016-10-18 | Intel Corporation | Apparatus, system and method of wireless beamformed communication |
| US9853356B2 (en) * | 2013-09-26 | 2017-12-26 | Orbital Sciences Corporation | Ground-based satellite antenna pointing system |
| EP2884675A1 (en) * | 2013-12-12 | 2015-06-17 | Airbus Defence and Space Limited | Phase or amplitude compensation for beam-former |
| CN104317306B (zh) * | 2014-10-28 | 2017-07-21 | 蔡远文 | 卫星编队重构方法 |
| EP3032765B1 (en) * | 2014-12-12 | 2018-10-31 | Eutelsat S.A. | Method of reducing phase abberation in an antenna system with array feed |
| CN107251618B (zh) * | 2015-01-16 | 2021-05-14 | 梁平 | 具有中继器的多用户多入多出无线通信系统中的波束成形 |
| KR102324079B1 (ko) * | 2015-03-20 | 2021-11-09 | 삼성전자주식회사 | 각도 추정 방법 및 그 전자 장치 |
| CA2988776C (en) * | 2015-06-09 | 2018-07-03 | SEAKR Engineering, Inc. | Leo flexible single axis beamforming |
| US10338231B2 (en) * | 2015-11-30 | 2019-07-02 | Trimble Inc. | Hardware front-end for a GNSS receiver |
| US9608716B1 (en) | 2016-04-06 | 2017-03-28 | Space Systems/Loral, Llc | Satellite transmit antenna ground-based pointing |
| KR102003935B1 (ko) * | 2016-09-26 | 2019-07-26 | (주)와이파이브 | 어레이 안테나 빔포밍 장치 및 방법 |
| RU2727860C1 (ru) * | 2019-05-24 | 2020-07-24 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Казанский национальный исследовательский технический университет им. А.Н. Туполева - КАИ" | Способ стабилизации лучей спутниковой многолучевой гибридной зеркальной антенны по сигналам от смещенных наземных маяков |
| CN111030748B (zh) * | 2019-12-24 | 2021-10-22 | 中国电子科技集团公司第五十四研究所 | 一种用于卫星通信的数字波束形成终端装置 |
| IT202000002563A1 (it) * | 2020-02-10 | 2021-08-10 | Telespazio Spa | Antenna multi-fascio a riflettore per applicazioni satellitari |
| CN112213702B (zh) * | 2020-09-25 | 2023-07-25 | 北京空间飞行器总体设计部 | 一种geo sar卫星波束指向标定方法 |
| CN114466455A (zh) * | 2020-11-10 | 2022-05-10 | 维沃移动通信有限公司 | 工作模式确定方法、装置、设备及存储介质 |
| US11711140B2 (en) * | 2020-12-29 | 2023-07-25 | Hughes Network Systems, Llc | Pointing error mitigation |
| AU2022259424A1 (en) * | 2021-04-15 | 2023-11-02 | Viasat, Inc. | Systems and methods for pointing a steerable antenna system onboard a satellite |
| EP4409689A4 (en) * | 2021-09-30 | 2025-10-15 | Smiths Interconnect Inc | PHASED MONOPULSE BEAM POINTING SYSTEMS AND METHODS |
| CN114927884B (zh) * | 2022-05-18 | 2023-06-23 | 中国电子科技集团公司第十研究所 | 改善车载相控阵天线性能的动态补偿方法 |
| CN115097404B (zh) * | 2022-06-21 | 2025-03-28 | 北京中科睿信科技有限公司 | 一种射频仿真阵列角精度的验证方法 |
| CN119439086B (zh) * | 2024-10-31 | 2025-07-29 | 广东格林精密部件股份有限公司 | 一种数字相控阵的幅相偏差测量方法 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2523375A1 (fr) * | 1982-03-10 | 1983-09-16 | Europ Agence Spatiale | Dispositif de compensation des distorsions des reflecteurs pour antennes de reception et/ou transmission d'ondes a faisceaux multiples |
| NL8402781A (nl) * | 1984-09-12 | 1986-04-01 | Hollandse Signaalapparaten Bv | Apparaat voor het handhaven van de orientatie van een antennesysteem ten opzichte van een baken. |
| US5103233A (en) * | 1991-04-16 | 1992-04-07 | General Electric Co. | Radar system with elevation-responsive PRF control, beam multiplex control, and pulse integration control responsive to azimuth angle |
| JPH05275920A (ja) | 1992-03-27 | 1993-10-22 | Toshiba Corp | 鏡面修正アンテナ |
| US5369624A (en) * | 1993-03-26 | 1994-11-29 | Siemens Medical Systems, Inc. | Digital beamformer having multi-phase parallel processing |
| US5754139A (en) | 1996-10-30 | 1998-05-19 | Motorola, Inc. | Method and intelligent digital beam forming system responsive to traffic demand |
| JP3438527B2 (ja) | 1997-04-14 | 2003-08-18 | Ｋｄｄｉ株式会社 | 信号波到来角度推定装置及びアレーアンテナ制御装置 |
| US5995495A (en) * | 1997-05-23 | 1999-11-30 | Mci Communications Corporation | Method of and system for providing geographically targeted broadcast satellite service |
| US5926130A (en) | 1998-07-10 | 1999-07-20 | Hughes Electronics Corporation | Digital spacecraft antenna tracking system |
| US6393255B1 (en) | 1999-08-11 | 2002-05-21 | Hughes Electronics Corp. | Satellite antenna pointing system |
| US6633551B1 (en) | 1999-09-29 | 2003-10-14 | Lockheed Martin Corporation | High-rel beacon signal sequencer |
| GB2363000B (en) | 2000-05-31 | 2004-02-25 | Nokia Mobile Phones Ltd | Antenna system |
| FR2826511B1 (fr) | 2001-06-21 | 2003-12-19 | Cit Alcatel | Procede de repointage pour antenne reseau a reflecteur |
| FR2829297B1 (fr) * | 2001-09-06 | 2007-01-05 | Cit Alcatel | Reseau formateur de faisceaux, vehicule spatial, systeme associe et methode de formation de faisceaux |
| JP2003142939A (ja) | 2001-10-30 | 2003-05-16 | Mitsubishi Electric Corp | アンテナ装置 |
| US20040202292A1 (en) * | 2002-10-17 | 2004-10-14 | Jennifer Cook | Mobile station tracking in a wireless telecommunication system |
| CA2507237C (en) * | 2002-11-26 | 2014-04-15 | Solaren Corporation | Space-based power system |
| US6762716B2 (en) | 2002-12-13 | 2004-07-13 | The Boeing Company | Digital beacon asymmetry and quantization compensation |
| US7177592B2 (en) * | 2003-05-30 | 2007-02-13 | The Boeing Company | Wireless communication system with split spot beam payload |
| JP4562542B2 (ja) | 2005-02-15 | 2010-10-13 | 三洋電機株式会社 | キャリブレーション方法ならびにそれを利用した基地局装置、端末装置および無線装置 |
| US7817967B2 (en) | 2005-06-21 | 2010-10-19 | Atc Technologies, Llc | Communications systems including adaptive antenna systems and methods for inter-system and intra-system interference reduction |
| US8098612B2 (en) * | 2007-05-21 | 2012-01-17 | Spatial Digital Systems, Inc. | Apparatus and method for remote beam forming for satellite broadcasting systems |
| US7619487B2 (en) * | 2007-09-14 | 2009-11-17 | Infineon Technologies Ag | Polar modulation without analog filtering |
-
2008
- 2008-02-29 CA CA2679289A patent/CA2679289C/en active Active
- 2008-02-29 WO PCT/GB2008/050139 patent/WO2008107710A1/en not_active Ceased
- 2008-02-29 AT AT08709659T patent/ATE482532T1/de not_active IP Right Cessation
- 2008-02-29 JP JP2009552278A patent/JP5253422B2/ja active Active
- 2008-02-29 DE DE602008002715T patent/DE602008002715D1/de active Active
- 2008-02-29 US US12/279,295 patent/US8339307B2/en active Active
- 2008-02-29 EP EP08709659A patent/EP2119047B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP5253422B2 (ja) | 2013-07-31 |
| WO2008107710A1 (en) | 2008-09-12 |
| EP2119047A1 (en) | 2009-11-18 |
| CA2679289A1 (en) | 2008-09-12 |
| DE602008002715D1 (de) | 2010-11-04 |
| JP2010520692A (ja) | 2010-06-10 |
| ATE482532T1 (de) | 2010-10-15 |
| US8339307B2 (en) | 2012-12-25 |
| US20100231442A1 (en) | 2010-09-16 |
| EP2119047B1 (en) | 2010-09-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20130225 |