ATE486418T1 - Verbesserung von signalen - Google Patents
Verbesserung von signalenInfo
- Publication number
- ATE486418T1 ATE486418T1 AT04798616T AT04798616T ATE486418T1 AT E486418 T1 ATE486418 T1 AT E486418T1 AT 04798616 T AT04798616 T AT 04798616T AT 04798616 T AT04798616 T AT 04798616T AT E486418 T1 ATE486418 T1 AT E486418T1
- Authority
- AT
- Austria
- Prior art keywords
- signal
- elements
- amplitude
- unwanted
- window function
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/267—Phased-array testing or checking devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/08—Speed or phase control by synchronisation signals the synchronisation signals recurring cyclically
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0605—Special codes used as synchronising signal
- H04J3/0608—Detectors therefor, e.g. correlators, state machines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2614—Peak power aspects
- H04L27/2623—Reduction thereof by clipping
- H04L27/2624—Reduction thereof by clipping by soft clipping
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
- Noise Elimination (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Radio Transmission System (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Networks Using Active Elements (AREA)
- Gyroscopes (AREA)
- Surgical Instruments (AREA)
- Circuits Of Receivers In General (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Radar Systems Or Details Thereof (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0327041.0A GB0327041D0 (en) | 2003-11-21 | 2003-11-21 | Apparatus and methods |
PCT/GB2004/004905 WO2005053191A1 (en) | 2003-11-21 | 2004-11-19 | Enhancing signals |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE486418T1 true ATE486418T1 (de) | 2010-11-15 |
Family
ID=29764162
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT04798621T ATE362676T1 (de) | 2003-11-21 | 2004-11-19 | Signalregeneration |
AT04798616T ATE486418T1 (de) | 2003-11-21 | 2004-11-19 | Verbesserung von signalen |
AT04798612T ATE476023T1 (de) | 2003-11-21 | 2004-11-19 | Signalstörungsmessung |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT04798621T ATE362676T1 (de) | 2003-11-21 | 2004-11-19 | Signalregeneration |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT04798612T ATE476023T1 (de) | 2003-11-21 | 2004-11-19 | Signalstörungsmessung |
Country Status (8)
Country | Link |
---|---|
US (5) | US8085886B2 (de) |
EP (5) | EP1685665B1 (de) |
AT (3) | ATE362676T1 (de) |
AU (5) | AU2004310534A1 (de) |
DE (3) | DE602004029808D1 (de) |
ES (4) | ES2435517T3 (de) |
GB (1) | GB0327041D0 (de) |
WO (5) | WO2005053190A1 (de) |
Families Citing this family (23)
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US20070118361A1 (en) * | 2005-10-07 | 2007-05-24 | Deepen Sinha | Window apparatus and method |
CA2627563C (en) * | 2005-11-16 | 2016-02-23 | Telefonaktiebolaget Lm Ericsson (Publ) | System for remotely evaluating antenna installation in a radio network |
US8369809B2 (en) * | 2007-07-27 | 2013-02-05 | Netlogic Microsystems, Inc. | Crest factor reduction |
WO2009047557A1 (en) * | 2007-10-12 | 2009-04-16 | Bae Systems Plc | Receiver equalisation |
US8509345B2 (en) * | 2008-06-11 | 2013-08-13 | Netlogic Microsystems, Inc. | Crest factor reduction with phase optimization |
GB2467773B (en) * | 2009-02-13 | 2012-02-01 | Socowave Technologies Ltd | Communication system, apparatus and methods for calibrating an antenna array |
JP5620757B2 (ja) * | 2010-09-01 | 2014-11-05 | 株式会社豊田中央研究所 | レーダ装置 |
CN104205659A (zh) * | 2011-10-21 | 2014-12-10 | 奥普蒂斯蜂窝技术有限责任公司 | 阵列天线系统中的天线设备校准方法、处理装置、计算机程序、计算机程序产品和天线设备 |
CN106256044B (zh) * | 2014-05-07 | 2019-11-12 | 华为技术有限公司 | 一种相控阵校准方法及相控阵校准电路 |
WO2016089143A1 (ko) * | 2014-12-05 | 2016-06-09 | 엘지전자 주식회사 | 축소된 cp가 적용된 서브프레임 상에서 상향링크 전송을 수행하는 방법 및 사용자 장치 |
CN106450796B (zh) * | 2016-09-07 | 2020-01-07 | 四川九洲电器集团有限责任公司 | 一种阵列天线系统及天线的校准方法 |
EP3481020B1 (de) * | 2017-11-07 | 2021-09-01 | Siemens Aktiengesellschaft | Verfahren zur synchronisation von sende- und empfangseinheiten bei mehrträgersignalübertragung |
JP7041744B2 (ja) * | 2017-11-13 | 2022-03-24 | ソフトバンク株式会社 | ビームフォーミング較正 |
US10734721B2 (en) | 2017-11-13 | 2020-08-04 | Loon Llc | Beamforming calibration |
US10284308B1 (en) | 2017-12-06 | 2019-05-07 | Space Systems/Loral, Llc | Satellite system calibration in active operational channels |
US10361762B2 (en) | 2017-12-06 | 2019-07-23 | Space Systems/Loral, Llc | Calibration of satellite beamforming channels |
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 |
US10218549B1 (en) * | 2018-01-24 | 2019-02-26 | National Instruments Corporation | Wireless radio receiver that performs adaptive phase tracking |
US10218548B1 (en) | 2018-01-24 | 2019-02-26 | National Instruments Corporation | Wireless radio receiver that performs adaptive phase tracking |
KR102457566B1 (ko) * | 2018-02-22 | 2022-10-21 | 한국전자통신연구원 | 데이터 패킷의 버스트의 길이에 기초하여 변복조를 수행하는 변복조기 및 상기 복조기가 수행하는 방법 |
US10782331B2 (en) * | 2018-06-21 | 2020-09-22 | Rohde & Schwarz Gmbh & Co. Kg | Power measurement apparatus |
EP3790111B1 (de) | 2018-07-06 | 2022-03-02 | Huawei Technologies Co., Ltd. | Verfahren zur kalibrierung einer phasengesteuerten antenne und zugehörige vorrichtung |
JP7231828B2 (ja) * | 2019-04-26 | 2023-03-02 | 日本電信電話株式会社 | 干渉波演算方法、干渉波演算装置及びコンピュータプログラム |
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-
2003
- 2003-11-21 GB GBGB0327041.0A patent/GB0327041D0/en not_active Ceased
-
2004
- 2004-11-19 EP EP04798616A patent/EP1685665B1/de not_active Not-in-force
- 2004-11-19 DE DE602004029808T patent/DE602004029808D1/de active Active
- 2004-11-19 WO PCT/GB2004/004901 patent/WO2005053190A1/en not_active Application Discontinuation
- 2004-11-19 US US10/521,745 patent/US8085886B2/en not_active Expired - Fee Related
- 2004-11-19 WO PCT/GB2004/004896 patent/WO2005053094A1/en not_active Application Discontinuation
- 2004-11-19 AT AT04798621T patent/ATE362676T1/de not_active IP Right Cessation
- 2004-11-19 ES ES04798631T patent/ES2435517T3/es active Active
- 2004-11-19 DE DE602004028394T patent/DE602004028394D1/de active Active
- 2004-11-19 WO PCT/GB2004/004910 patent/WO2005053174A1/en active IP Right Grant
- 2004-11-19 EP EP04798608A patent/EP1685623A1/de not_active Withdrawn
- 2004-11-19 US US10/521,744 patent/US20050272392A1/en not_active Abandoned
- 2004-11-19 AT AT04798616T patent/ATE486418T1/de not_active IP Right Cessation
- 2004-11-19 ES ES04798621T patent/ES2286696T3/es active Active
- 2004-11-19 US US10/522,756 patent/US7894557B2/en not_active Expired - Fee Related
- 2004-11-19 US US10/521,747 patent/US7606337B2/en active Active
- 2004-11-19 AU AU2004310534A patent/AU2004310534A1/en not_active Abandoned
- 2004-11-19 DE DE602004006530T patent/DE602004006530T2/de active Active
- 2004-11-19 ES ES04798616T patent/ES2353080T3/es active Active
- 2004-11-19 WO PCT/GB2004/004905 patent/WO2005053191A1/en not_active Application Discontinuation
- 2004-11-19 ES ES04798612T patent/ES2347932T3/es active Active
- 2004-11-19 AU AU2004310536A patent/AU2004310536B2/en not_active Ceased
- 2004-11-19 AU AU2004310539A patent/AU2004310539B2/en not_active Ceased
- 2004-11-19 WO PCT/GB2004/004921 patent/WO2005053175A1/en active Search and Examination
- 2004-11-19 AT AT04798612T patent/ATE476023T1/de not_active IP Right Cessation
- 2004-11-19 US US10/522,757 patent/US7907684B2/en not_active Expired - Fee Related
- 2004-11-19 EP EP04798621A patent/EP1685653B1/de not_active Not-in-force
- 2004-11-19 EP EP04798612A patent/EP1685664B1/de not_active Not-in-force
- 2004-11-19 EP EP04798631.0A patent/EP1685654B1/de not_active Not-in-force
- 2004-11-19 AU AU2004310544A patent/AU2004310544B2/en not_active Ceased
- 2004-11-19 AU AU2004310537A patent/AU2004310537B2/en not_active Ceased
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