CN100449960C - 无线接收装置及阵列参数最优值推断方法 - Google Patents
无线接收装置及阵列参数最优值推断方法 Download PDFInfo
- Publication number
- CN100449960C CN100449960C CNB038100045A CN03810004A CN100449960C CN 100449960 C CN100449960 C CN 100449960C CN B038100045 A CNB038100045 A CN B038100045A CN 03810004 A CN03810004 A CN 03810004A CN 100449960 C CN100449960 C CN 100449960C
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- CN
- China
- Prior art keywords
- array
- parameter
- array parameter
- optimal value
- power
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
- H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
-
- 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
- H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
-
- 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
- H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Radio Transmission System (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002063837A JP4007829B2 (ja) | 2002-03-08 | 2002-03-08 | 無線受信装置、アレイパラメータ最適値推定方法、およびアレイパラメータ最適値推定プログラム |
JP63837/2002 | 2002-03-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1650544A CN1650544A (zh) | 2005-08-03 |
CN100449960C true CN100449960C (zh) | 2009-01-07 |
Family
ID=27800204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038100045A Expired - Fee Related CN100449960C (zh) | 2002-03-08 | 2003-03-05 | 无线接收装置及阵列参数最优值推断方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7209707B2 (zh) |
EP (1) | EP1489757B1 (zh) |
JP (1) | JP4007829B2 (zh) |
CN (1) | CN100449960C (zh) |
AU (1) | AU2003213393A1 (zh) |
HK (1) | HK1081342A1 (zh) |
TW (1) | TWI228887B (zh) |
WO (1) | WO2003077446A1 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3475163B2 (ja) * | 2000-09-08 | 2003-12-08 | 三洋電機株式会社 | 無線装置 |
JP4459738B2 (ja) * | 2004-07-05 | 2010-04-28 | 株式会社エヌ・ティ・ティ・ドコモ | 中継装置、通信装置および指向性制御方法 |
JP2006238229A (ja) * | 2005-02-25 | 2006-09-07 | Kyocera Corp | アダプティブアレー受信装置 |
JP5137746B2 (ja) * | 2008-08-28 | 2013-02-06 | キヤノン株式会社 | 通信装置、通信装置の制御方法、プログラム |
JP5172609B2 (ja) * | 2008-10-31 | 2013-03-27 | 株式会社東芝 | 無線通信装置、無線端末及び無線通信方法 |
JP5025697B2 (ja) * | 2009-09-04 | 2012-09-12 | 京セラ株式会社 | 受信機 |
CN102725969A (zh) * | 2010-01-22 | 2012-10-10 | 住友电气工业株式会社 | 通信装置和基站装置 |
JP5525509B2 (ja) * | 2011-12-12 | 2014-06-18 | 日本電信電話株式会社 | 基地局装置、無線通信方法、及び無線通信システム |
JP5616378B2 (ja) * | 2012-02-21 | 2014-10-29 | 日本電信電話株式会社 | 基地局装置、無線通信方法、及び無線通信システム |
JP5525557B2 (ja) * | 2012-02-21 | 2014-06-18 | 日本電信電話株式会社 | 基地局装置、無線通信方法、及び無線通信システム |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01238322A (ja) * | 1988-03-18 | 1989-09-22 | Nec Corp | 適応型チルトビーム受信装置 |
WO2000079702A1 (fr) * | 1999-06-23 | 2000-12-28 | Japan As Represented By President Of Hokkaido University | Dispositif radio |
JP2002026788A (ja) * | 2000-07-13 | 2002-01-25 | Matsushita Electric Ind Co Ltd | 受信装置 |
CN1336776A (zh) * | 2000-07-27 | 2002-02-20 | 三洋电机株式会社 | 可实时改变天线方向性的无线装置及用于该无线装置的多普勒频率估算电路 |
US6763602B2 (en) * | 2001-10-19 | 2004-07-20 | Honda Giken Kogyo Kabushiki Kaisha | Method for measuring free-state diameter of metal ring |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4217586A (en) * | 1977-05-16 | 1980-08-12 | General Electric Company | Channel estimating reference signal processor for communication system adaptive antennas |
US5796779A (en) * | 1992-06-29 | 1998-08-18 | Raytheon Company | Adaptive signal processor for non-stationary environments and method |
US6028901A (en) * | 1994-05-19 | 2000-02-22 | Hughes Electronics Corporation | Receiver selection based on delay spread estimation |
JPH11281725A (ja) * | 1998-03-26 | 1999-10-15 | Nec Corp | 多重伝搬波パラメータ計測方法及び装置並びにプログラムを記録した機械読み取り可能な記録媒体 |
JP2000332666A (ja) | 1999-05-24 | 2000-11-30 | Toshiba Tec Corp | 無線通信システム |
US6714585B1 (en) * | 1999-06-25 | 2004-03-30 | Ericsson Inc. | Rake combining methods and apparatus using weighting factors derived from knowledge of spreading spectrum signal characteristics |
JP3423274B2 (ja) * | 2000-07-27 | 2003-07-07 | 三洋電機株式会社 | 無線装置 |
-
2002
- 2002-03-08 JP JP2002063837A patent/JP4007829B2/ja not_active Expired - Fee Related
-
2003
- 2003-03-05 US US10/507,020 patent/US7209707B2/en not_active Expired - Lifetime
- 2003-03-05 EP EP03708497.7A patent/EP1489757B1/en not_active Expired - Fee Related
- 2003-03-05 AU AU2003213393A patent/AU2003213393A1/en not_active Abandoned
- 2003-03-05 WO PCT/JP2003/002605 patent/WO2003077446A1/ja active Application Filing
- 2003-03-05 CN CNB038100045A patent/CN100449960C/zh not_active Expired - Fee Related
- 2003-03-06 TW TW092104762A patent/TWI228887B/zh not_active IP Right Cessation
-
2006
- 2006-01-26 HK HK06101246.4A patent/HK1081342A1/xx not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01238322A (ja) * | 1988-03-18 | 1989-09-22 | Nec Corp | 適応型チルトビーム受信装置 |
WO2000079702A1 (fr) * | 1999-06-23 | 2000-12-28 | Japan As Represented By President Of Hokkaido University | Dispositif radio |
JP2002026788A (ja) * | 2000-07-13 | 2002-01-25 | Matsushita Electric Ind Co Ltd | 受信装置 |
CN1336776A (zh) * | 2000-07-27 | 2002-02-20 | 三洋电机株式会社 | 可实时改变天线方向性的无线装置及用于该无线装置的多普勒频率估算电路 |
US6763602B2 (en) * | 2001-10-19 | 2004-07-20 | Honda Giken Kogyo Kabushiki Kaisha | Method for measuring free-state diameter of metal ring |
Also Published As
Publication number | Publication date |
---|---|
EP1489757B1 (en) | 2015-08-12 |
TW200306087A (en) | 2003-11-01 |
EP1489757A1 (en) | 2004-12-22 |
US7209707B2 (en) | 2007-04-24 |
TWI228887B (en) | 2005-03-01 |
US20050085192A1 (en) | 2005-04-21 |
CN1650544A (zh) | 2005-08-03 |
HK1081342A1 (en) | 2006-05-12 |
JP2003264489A (ja) | 2003-09-19 |
EP1489757A4 (en) | 2011-03-23 |
JP4007829B2 (ja) | 2007-11-14 |
AU2003213393A1 (en) | 2003-09-22 |
WO2003077446A1 (fr) | 2003-09-18 |
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