IN2014DN05651A - - Google Patents
Info
- Publication number
- IN2014DN05651A IN2014DN05651A IN5651DEN2014A IN2014DN05651A IN 2014DN05651 A IN2014DN05651 A IN 2014DN05651A IN 5651DEN2014 A IN5651DEN2014 A IN 5651DEN2014A IN 2014DN05651 A IN2014DN05651 A IN 2014DN05651A
- Authority
- IN
- India
- Prior art keywords
- receiving antenna
- estimating
- path length
- target signal
- phase difference
- Prior art date
Links
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
- H04B7/18519—Operations control, administration or maintenance
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/21—Monitoring; Testing of receivers for calibration; for correcting measurements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/27—Monitoring; Testing of receivers for locating or positioning the transmitter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/021—Calibration, monitoring or correction
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1104013A FR2985121B1 (fr) | 2011-12-22 | 2011-12-22 | Procede et systeme d'estimation d'une difference de marche d'un signal cible emis par un engin en orbite terrestre ou aerien |
PCT/EP2012/076708 WO2013093031A1 (fr) | 2011-12-22 | 2012-12-21 | Procédé et système d'estimation d'une différence de marche d'un signal cible émis par un engin spatial ou aérien |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2014DN05651A true IN2014DN05651A (ja) | 2015-04-03 |
Family
ID=47520092
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN5651DEN2014 IN2014DN05651A (ja) | 2011-12-22 | 2012-12-21 |
Country Status (9)
Country | Link |
---|---|
US (2) | US9602189B2 (ja) |
EP (2) | EP2795813B1 (ja) |
CN (2) | CN104137447B (ja) |
AU (1) | AU2012356842B2 (ja) |
CA (1) | CA2885324C (ja) |
EA (1) | EA027845B1 (ja) |
FR (1) | FR2985121B1 (ja) |
IN (1) | IN2014DN05651A (ja) |
WO (2) | WO2013093031A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3002647B1 (fr) * | 2013-02-25 | 2015-04-17 | Astrium Sas | Procede et systeme d estimation de direction d arrivee d un signal cible pour rapport a un satellite |
FR3017213B1 (fr) * | 2014-01-31 | 2016-02-05 | Thales Sa | Procede et systeme radiofrequence de determination, par couple d'engins spatiaux, de la position angulaire relative entre plusieurs engins spatiaux distants |
CN104779993B (zh) * | 2015-04-16 | 2018-05-15 | 西安电子科技大学 | 基于频域均衡的深空测控***及方法 |
CN106027437B (zh) * | 2016-05-04 | 2018-04-10 | 清华大学 | 一种直升机卫星通信载波同步方法及*** |
US9642107B1 (en) | 2016-08-01 | 2017-05-02 | Space Systems/Loral, Inc. | Multi-channel satellite calibration |
KR102324384B1 (ko) | 2017-05-30 | 2021-11-10 | 삼성전자 주식회사 | 임피던스 튜닝을 이용한 안테나의 방사 성능을 개선하기 위한 장치 및 방법 |
FR3070548B1 (fr) * | 2017-08-30 | 2019-09-13 | Zodiac Data Systems | Procede et dispositif d'estimation du depointage d'une antenne et procede et dispositif de poursuite du pointage d'une antenne mettant en oeuvre de tels procede et dispositif, fondes sur une analyse harmonique |
US10320349B1 (en) | 2017-12-06 | 2019-06-11 | Space Systems/Loral, Llc | Multiport amplifier input network with compensation for output network gain and phase frequency response imbalance |
US10361762B2 (en) | 2017-12-06 | 2019-07-23 | Space Systems/Loral, Llc | Calibration of satellite beamforming channels |
US10284308B1 (en) | 2017-12-06 | 2019-05-07 | Space Systems/Loral, Llc | Satellite system calibration in active operational channels |
CN109001729B (zh) * | 2018-06-15 | 2020-05-22 | 中国电子科技集团公司第四十一研究所 | 太赫兹成像中调频连续波线性度实时校准方法及其*** |
US11316656B1 (en) * | 2020-07-08 | 2022-04-26 | The Johns Hopkins University | Time transfer modem |
US11063629B1 (en) * | 2020-10-14 | 2021-07-13 | Nvidia Corporation | Techniques for detecting wireless communications interference from a wired communications channel |
CN112952381A (zh) * | 2021-01-27 | 2021-06-11 | Oppo广东移动通信有限公司 | 一种调整天线位置的方法、装置、设备及计算机存储介质 |
CN116893395B (zh) * | 2023-07-06 | 2024-03-15 | 武汉大学 | 一种主被动闪电探测相位差获取校正***及方法 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2222637C (en) * | 1990-07-13 | 1999-12-14 | Zdenek Adler | Monostatic radar system having a one-port impedance matching device |
US5617317A (en) * | 1995-01-24 | 1997-04-01 | Honeywell Inc. | True north heading estimator utilizing GPS output information and inertial sensor system output information |
US6005514A (en) * | 1997-09-15 | 1999-12-21 | United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Method for attitude determination using GPS carrier phase measurements from nonaligned antennas |
US6990314B1 (en) * | 1999-03-18 | 2006-01-24 | The Directv Group, Inc. | Multi-node point-to-point satellite communication system employing multiple geo satellites |
CN1360804A (zh) * | 1999-05-06 | 2002-07-24 | 塞-洛克公司 | 无线定位*** |
US20020150070A1 (en) * | 1999-07-02 | 2002-10-17 | Shattil Steve J. | Method and apparatus for using frequency diversity to separate wireless communication signals |
EP1380853A3 (en) * | 2001-03-29 | 2008-04-23 | SES Astra S.A. | Ranging system for determining ranging information of a spacecraft |
US6745038B2 (en) * | 2001-04-30 | 2004-06-01 | Motorola, Inc. | Intra-piconet location determination and tomography |
US6700536B1 (en) * | 2001-10-25 | 2004-03-02 | Richard J. Wiegand | System and method for determining a direction of incident electromagnetic signals |
JP2005509166A (ja) * | 2001-11-08 | 2005-04-07 | ロザム コーポレイション | デジタルテレビ放送信号を使用した位置確認に基づいたナビゲーションサービス |
US7298314B2 (en) * | 2002-08-19 | 2007-11-20 | Q-Track Corporation | Near field electromagnetic positioning system and method |
US7358898B2 (en) * | 2003-01-31 | 2008-04-15 | Andrew Corporation | Method for calibrating an AOA location system for all frequencies in a frequency hopping signal |
KR100675489B1 (ko) * | 2004-11-23 | 2007-01-29 | 삼성전자주식회사 | 신호 보정 장치 및 방법을 구현하는 멀티 안테나 통신 시스템 |
USH2224H1 (en) * | 2005-10-14 | 2008-10-07 | The United States Of America As Represented By The Secretary Of The Air Force | Self-calibrating large baseline interferometer formed from two aircraft |
US7576686B2 (en) * | 2006-08-07 | 2009-08-18 | Garmin International, Inc. | Method and system for calibrating an antenna array for an aircraft surveillance system |
GB2443226B (en) * | 2006-10-28 | 2011-08-17 | Qinetiq Ltd | Method and apparatus for locating the source of an unknown signal |
JPWO2008146494A1 (ja) * | 2007-05-29 | 2010-08-19 | 三菱電機株式会社 | キャリブレーション方法、通信システムおよび周波数制御方法 |
US8068054B2 (en) | 2008-02-02 | 2011-11-29 | Zanio, Inc. | Receiver with means for ensuring bona fide of received signals |
CN101344589A (zh) * | 2008-08-29 | 2009-01-14 | 北京航空航天大学 | 基于gnss反射信号的空间飞行器探测装置 |
US8106811B2 (en) * | 2009-05-15 | 2012-01-31 | Mayflower Communications Company, Inc. | Antijam protected GPS-based measurement of roll rate and roll angle of spinning platforms |
CN101630002B (zh) * | 2009-07-01 | 2011-09-28 | 北京航空航天大学 | 利用导航卫星反射信号的单源多宿目标探测装置 |
CN102045754B (zh) * | 2009-10-22 | 2014-04-30 | 华为技术有限公司 | 发射机、基站设备和对齐发射机信号的方法 |
US8315617B2 (en) * | 2009-10-31 | 2012-11-20 | Btpatent Llc | Controlling mobile device functions |
US8330662B2 (en) * | 2010-02-23 | 2012-12-11 | Raytheon Company | Methods and apparatus for determining parameters of an array |
-
2011
- 2011-12-22 FR FR1104013A patent/FR2985121B1/fr not_active Expired - Fee Related
-
2012
- 2012-12-21 IN IN5651DEN2014 patent/IN2014DN05651A/en unknown
- 2012-12-21 EA EA201400750A patent/EA027845B1/ru not_active IP Right Cessation
- 2012-12-21 AU AU2012356842A patent/AU2012356842B2/en active Active
- 2012-12-21 US US14/366,834 patent/US9602189B2/en active Active
- 2012-12-21 CN CN201280069985.2A patent/CN104137447B/zh active Active
- 2012-12-21 WO PCT/EP2012/076708 patent/WO2013093031A1/fr active Application Filing
- 2012-12-21 WO PCT/EP2012/076683 patent/WO2013093021A1/fr active Application Filing
- 2012-12-21 CA CA2885324A patent/CA2885324C/fr active Active
- 2012-12-21 CN CN201280070007.XA patent/CN104115427B/zh active Active
- 2012-12-21 EP EP12813369.1A patent/EP2795813B1/fr active Active
- 2012-12-21 US US14/366,633 patent/US9065530B2/en active Active
- 2012-12-21 EP EP12812263.7A patent/EP2795812B1/fr active Active
Also Published As
Publication number | Publication date |
---|---|
US9065530B2 (en) | 2015-06-23 |
EP2795812B1 (fr) | 2016-05-25 |
US20140369256A1 (en) | 2014-12-18 |
CN104115427A (zh) | 2014-10-22 |
WO2013093031A1 (fr) | 2013-06-27 |
WO2013093021A1 (fr) | 2013-06-27 |
EP2795813A1 (fr) | 2014-10-29 |
CA2885324A1 (fr) | 2013-06-27 |
AU2012356842A1 (en) | 2014-08-14 |
FR2985121B1 (fr) | 2014-01-17 |
AU2012356842B2 (en) | 2017-06-22 |
FR2985121A1 (fr) | 2013-06-28 |
EP2795812A1 (fr) | 2014-10-29 |
EP2795813B1 (fr) | 2016-05-25 |
EA201400750A1 (ru) | 2014-12-30 |
EA027845B1 (ru) | 2017-09-29 |
CN104137447B (zh) | 2016-08-24 |
US9602189B2 (en) | 2017-03-21 |
CA2885324C (fr) | 2020-06-02 |
AU2012356842A2 (en) | 2014-08-21 |
CN104115427B (zh) | 2016-03-09 |
CN104137447A (zh) | 2014-11-05 |
US20140362896A1 (en) | 2014-12-11 |
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