CN1618185A - 无线电通信系统中根据接收信号特性的可变分集发射 - Google Patents
无线电通信系统中根据接收信号特性的可变分集发射 Download PDFInfo
- Publication number
- CN1618185A CN1618185A CNA028275330A CN02827533A CN1618185A CN 1618185 A CN1618185 A CN 1618185A CN A028275330 A CNA028275330 A CN A028275330A CN 02827533 A CN02827533 A CN 02827533A CN 1618185 A CN1618185 A CN 1618185A
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- CN
- China
- Prior art keywords
- signal
- diversity
- received signal
- send
- radio
- 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.)
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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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
-
- 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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
- H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
-
- 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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
-
- 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
- H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
-
- 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
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
Description
Claims (38)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/996,633 | 2001-11-28 | ||
US09/996,633 US7050832B2 (en) | 2001-11-28 | 2001-11-28 | Variable diversity transmission in a radio communications system based on characteristics of a received signal |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1618185A true CN1618185A (zh) | 2005-05-18 |
CN100492936C CN100492936C (zh) | 2009-05-27 |
Family
ID=25543127
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028275330A Expired - Fee Related CN100492936C (zh) | 2001-11-28 | 2002-11-25 | 无线电通信系统中根据接收信号特性的可变分集发射 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7050832B2 (zh) |
EP (1) | EP1449314B1 (zh) |
KR (1) | KR100946290B1 (zh) |
CN (1) | CN100492936C (zh) |
AT (1) | ATE343259T1 (zh) |
AU (1) | AU2002359468A1 (zh) |
DE (1) | DE60215535T2 (zh) |
WO (1) | WO2003047123A2 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102790642A (zh) * | 2006-03-03 | 2012-11-21 | 佳明瑞士有限责任公司 | 用于使用等时发送的自适应网络技术的系统和方法 |
CN111937323A (zh) * | 2018-04-03 | 2020-11-13 | 高通股份有限公司 | 波束重复和分集模式的反馈 |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8363744B2 (en) | 2001-06-10 | 2013-01-29 | Aloft Media, Llc | Method and system for robust, secure, and high-efficiency voice and packet transmission over ad-hoc, mesh, and MIMO communication networks |
JP2002149317A (ja) * | 2000-11-14 | 2002-05-24 | Nagano Fujitsu Component Kk | 入力システム及び入力装置 |
US6862456B2 (en) * | 2002-03-01 | 2005-03-01 | Cognio, Inc. | Systems and methods for improving range for multicast wireless communication |
US6785520B2 (en) | 2002-03-01 | 2004-08-31 | Cognio, Inc. | System and method for antenna diversity using equal power joint maximal ratio combining |
EP1513299B1 (en) * | 2002-04-12 | 2009-06-10 | Honda Giken Kogyo Kabushiki Kaisha | Vehicle intercommunication apparatus |
US7577085B1 (en) * | 2002-06-03 | 2009-08-18 | Marvell International Ltd. | Multicarrier transmit diversity |
US8179834B2 (en) * | 2004-11-19 | 2012-05-15 | Samsung Electronics Co., Ltd. | Method and apparatus for adapting downlink wireless transmission between beamforming and transmit diversity on a per mobile station basis |
US9130706B2 (en) * | 2005-05-26 | 2015-09-08 | Unwired Planet, Llc | Method and apparatus for signal quality loss compensation in multiplexing transmission systems |
CN101218775B (zh) * | 2005-09-30 | 2011-06-15 | 华为技术有限公司 | 多用户接入系统mimo-ofdm资源分配方法 |
US7865153B2 (en) * | 2006-08-11 | 2011-01-04 | Samsung Electronics Co., Ltd. | Apparatus and method for transmit diversity and beamforming in a wireless network |
KR100974194B1 (ko) | 2007-03-05 | 2010-08-05 | 삼성전자주식회사 | 다중 입출력 무선통신 시스템에서 역호환성을 갖는 공간다중화 장치 및 방법 |
WO2009025029A1 (ja) * | 2007-08-21 | 2009-02-26 | Fujitsu Limited | 移動局および送信ダイバーシチ制御方法 |
US8126408B2 (en) * | 2008-01-22 | 2012-02-28 | Provigent Ltd | Multi-mode wireless communication link |
JP5509504B2 (ja) * | 2008-02-13 | 2014-06-04 | ディーエスエム アイピー アセッツ ビー.ブイ. | 骨塩密度を改善し、骨粗鬆症を治療するための25−ヒドロキシ−ビタミンd3とビタミンd3の併用 |
KR20130086870A (ko) * | 2012-01-26 | 2013-08-05 | 삼성전자주식회사 | 다중 안테나 기지국에서 신호 송수신 방법 및 장치 |
TWI586119B (zh) * | 2015-08-17 | 2017-06-01 | 智邦科技股份有限公司 | 自主式無線電控制方法及其系統 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5983112A (en) | 1990-12-06 | 1999-11-09 | Hughes Electronics Corporation | Frequency, time and power level diversity system for digital radio telephony |
US5812935A (en) | 1993-04-17 | 1998-09-22 | Hughes Electronics | Cellular system employing base station transmit diversity according to transmission quality level |
US5574989A (en) | 1993-04-26 | 1996-11-12 | Hughes Electronics | Time division multiple access cellular communication system and method employing base station diversity transmission |
US5870681A (en) | 1995-12-28 | 1999-02-09 | Lucent Technologies, Inc. | Self-steering antenna array |
US5694131A (en) | 1996-03-01 | 1997-12-02 | Hughes Electronics | Method and apparatus for detecting multipath interference in a radar receiver |
US6122260A (en) | 1996-12-16 | 2000-09-19 | Civil Telecommunications, Inc. | Smart antenna CDMA wireless communication system |
JP3585701B2 (ja) | 1997-06-12 | 2004-11-04 | 富士通株式会社 | セルラ移動通信システム無線基地局 |
US6205127B1 (en) | 1998-04-21 | 2001-03-20 | Lucent Technologies, Inc. | Wireless telecommunications system that mitigates the effect of multipath fading |
WO2000011806A1 (en) * | 1998-08-25 | 2000-03-02 | Ericsson Inc. | Wireless communications system employing selective diversity transmission, method for selectively enabling diversity transmission, and a wireless telecommunications network employing the system or the method |
US6788661B1 (en) * | 1999-11-12 | 2004-09-07 | Nikia Networks Oy | Adaptive beam-time coding method and apparatus |
US20020193146A1 (en) * | 2001-06-06 | 2002-12-19 | Mark Wallace | Method and apparatus for antenna diversity in a wireless communication system |
-
2001
- 2001-11-28 US US09/996,633 patent/US7050832B2/en not_active Expired - Fee Related
-
2002
- 2002-11-25 DE DE60215535T patent/DE60215535T2/de not_active Expired - Lifetime
- 2002-11-25 AU AU2002359468A patent/AU2002359468A1/en not_active Abandoned
- 2002-11-25 WO PCT/US2002/037722 patent/WO2003047123A2/en active IP Right Grant
- 2002-11-25 EP EP02794010A patent/EP1449314B1/en not_active Expired - Lifetime
- 2002-11-25 KR KR1020047008232A patent/KR100946290B1/ko not_active IP Right Cessation
- 2002-11-25 CN CNB028275330A patent/CN100492936C/zh not_active Expired - Fee Related
- 2002-11-25 AT AT02794010T patent/ATE343259T1/de not_active IP Right Cessation
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102790642A (zh) * | 2006-03-03 | 2012-11-21 | 佳明瑞士有限责任公司 | 用于使用等时发送的自适应网络技术的系统和方法 |
CN102790642B (zh) * | 2006-03-03 | 2015-07-22 | 佳明瑞士有限责任公司 | 使用等时发送的无线网络 |
CN111937323A (zh) * | 2018-04-03 | 2020-11-13 | 高通股份有限公司 | 波束重复和分集模式的反馈 |
CN111937323B (zh) * | 2018-04-03 | 2024-02-13 | 高通股份有限公司 | 用于无线通信的方法和装置 |
Also Published As
Publication number | Publication date |
---|---|
EP1449314A2 (en) | 2004-08-25 |
WO2003047123A2 (en) | 2003-06-05 |
AU2002359468A8 (en) | 2003-06-10 |
US7050832B2 (en) | 2006-05-23 |
DE60215535D1 (de) | 2006-11-30 |
CN100492936C (zh) | 2009-05-27 |
WO2003047123A3 (en) | 2004-02-26 |
ATE343259T1 (de) | 2006-11-15 |
EP1449314B1 (en) | 2006-10-18 |
KR100946290B1 (ko) | 2010-03-08 |
KR20040061008A (ko) | 2004-07-06 |
US20030100324A1 (en) | 2003-05-29 |
AU2002359468A1 (en) | 2003-06-10 |
DE60215535T2 (de) | 2007-08-30 |
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Legal Events
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PB01 | Publication | ||
C10 | Entry into substantive examination | ||
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ASS | Succession or assignment of patent right |
Owner name: A LEI YI COMMUNICATION CO.,LTD. Free format text: FORMER OWNER: ARRAYCOMM INC. Effective date: 20070413 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20070413 Address after: American California Applicant after: Arraycomm Inc. Address before: American California Applicant before: Arraycomm Inc. |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: INTEL CORP Free format text: FORMER OWNER: A LEI YI COMMUNICATION CO.,LTD. Effective date: 20090508 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20090508 Address after: American California Patentee after: Intel Corporation Address before: American California Patentee before: Arraycomm Inc. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20171125 |
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CF01 | Termination of patent right due to non-payment of annual fee |