CN1790943A - 在通信系统内传送信息的方法和系统 - Google Patents
在通信系统内传送信息的方法和系统 Download PDFInfo
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- CN1790943A CN1790943A CNA2005101317838A CN200510131783A CN1790943A CN 1790943 A CN1790943 A CN 1790943A CN A2005101317838 A CNA2005101317838 A CN A2005101317838A CN 200510131783 A CN200510131783 A CN 200510131783A CN 1790943 A CN1790943 A CN 1790943A
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- 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
- H04B7/0413—MIMO systems
- H04B7/0417—Feedback systems
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- 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
- H04B7/0413—MIMO systems
- H04B7/0426—Power distribution
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- 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
- H04B7/0619—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 using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
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- 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
- H04B7/0619—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 using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
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- 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
- H04B7/0619—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 using feedback from receiving side
- H04B7/0621—Feedback content
- H04B7/0634—Antenna weights or vector/matrix coefficients
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- 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
- H04B7/0619—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 using feedback from receiving side
- H04B7/0658—Feedback reduction
- H04B7/0663—Feedback reduction using vector or matrix manipulations
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- 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
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- 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
- H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0025—Transmission of mode-switching indication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0028—Formatting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0028—Formatting
- H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0675—Space-time coding characterised by the signaling
- H04L1/0681—Space-time coding characterised by the signaling adapting space time parameters, i.e. modifying the space time matrix
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
- H04L1/0618—Space-time coding
- H04L1/0675—Space-time coding characterised by the signaling
- H04L1/0693—Partial feedback, e.g. partial channel state information [CSI]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Quality & Reliability (AREA)
- Power Engineering (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Transmission System (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US63625504P | 2004-12-14 | 2004-12-14 | |
US60/636,255 | 2004-12-14 | ||
US11/052,353 US7564914B2 (en) | 2004-12-14 | 2005-02-07 | Method and system for frame formats for MIMO channel measurement exchange |
US11/052,353 | 2005-02-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1790943A true CN1790943A (zh) | 2006-06-21 |
CN1790943B CN1790943B (zh) | 2012-01-11 |
Family
ID=35539596
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005101317838A Active CN1790943B (zh) | 2004-12-14 | 2005-12-13 | 在通信系统内传送信息的方法和系统 |
Country Status (5)
Country | Link |
---|---|
US (4) | US7564914B2 (zh) |
EP (3) | EP1672824B1 (zh) |
CN (1) | CN1790943B (zh) |
DE (4) | DE602005047993D1 (zh) |
TW (1) | TWI324452B (zh) |
Cited By (3)
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CN101933269A (zh) * | 2008-01-30 | 2010-12-29 | 京瓷株式会社 | 无线通信系统、无线通信设备和通信控制方法 |
CN104067534A (zh) * | 2011-12-13 | 2014-09-24 | 安德鲁无线系统有限公司 | 无线通讯网络 |
CN108111204A (zh) * | 2017-12-28 | 2018-06-01 | 浙江中智海通信科技有限公司 | 无线数据通信多天线协同发射机架构及其信号发射方法 |
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CN1838653A (zh) * | 2005-03-24 | 2006-09-27 | 松下电器产业株式会社 | 低功耗通信装置、低功耗多天线通信系统及其操作方法 |
US7602855B2 (en) * | 2005-04-01 | 2009-10-13 | Interdigital Technology Corporation | Method and apparatus for singular value decomposition of a channel matrix |
US7844232B2 (en) * | 2005-05-25 | 2010-11-30 | Research In Motion Limited | Joint space-time optimum filters (JSTOF) with at least one antenna, at least one channel, and joint filter weight and CIR estimation |
CA2515997A1 (en) * | 2005-08-15 | 2007-02-15 | Research In Motion Limited | Implementation of joint space-time optimum filters (jstof) using qr and eigenvalue decompositions |
US20070037541A1 (en) * | 2005-08-15 | 2007-02-15 | Research In Motion Limited | Wireless Communications Device Including a Joint Space-Time Optimum Filter (JSTOF) Using Cholesky and Eigenvalue Decompositions |
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KR100895992B1 (ko) * | 2005-09-16 | 2009-05-07 | 삼성전자주식회사 | 다중 안테나를 사용하는 무선통신시스템에서 안테나 개수를확장하기 위한 장치 및 방법 |
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KR100923912B1 (ko) * | 2006-03-06 | 2009-10-28 | 삼성전자주식회사 | 다중 안테나 시스템에서 스케줄링을 위한 채널 상태 정보피드백 장치 및 방법 |
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US7676007B1 (en) * | 2004-07-21 | 2010-03-09 | Jihoon Choi | System and method for interpolation based transmit beamforming for MIMO-OFDM with partial feedback |
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US7289770B2 (en) * | 2004-09-28 | 2007-10-30 | Intel Corporation | Compact feedback for closed loop MIMO |
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- 2005-09-15 DE DE200560047993 patent/DE602005047993D1/de active Active
- 2005-09-15 DE DE202005022074U patent/DE202005022074U1/de not_active Expired - Lifetime
- 2005-09-15 EP EP05020119.3A patent/EP1672824B1/en active Active
- 2005-09-15 EP EP12005339.2A patent/EP2523381B1/en active Active
- 2005-09-15 DE DE602005056512.4A patent/DE602005056512C5/de active Active
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- 2005-09-15 DE DE202005022049U patent/DE202005022049U1/de not_active Expired - Lifetime
- 2005-12-13 CN CN2005101317838A patent/CN1790943B/zh active Active
- 2005-12-14 TW TW094144307A patent/TWI324452B/zh active
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2009
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101933269A (zh) * | 2008-01-30 | 2010-12-29 | 京瓷株式会社 | 无线通信系统、无线通信设备和通信控制方法 |
CN101933269B (zh) * | 2008-01-30 | 2013-10-30 | 京瓷株式会社 | 无线通信系统、无线通信设备和通信控制方法 |
CN104067534A (zh) * | 2011-12-13 | 2014-09-24 | 安德鲁无线系统有限公司 | 无线通讯网络 |
US9686007B2 (en) | 2011-12-13 | 2017-06-20 | Andrew Wireless Systems Gmbh | Wireless communication network using frequency conversion of MIMO signals |
CN104067534B (zh) * | 2011-12-13 | 2018-06-01 | 安德鲁无线系统有限公司 | 无线通讯网络 |
US10097257B2 (en) | 2011-12-13 | 2018-10-09 | Andrew Wireless Systems Gmbh | Wireless communications network using frequency conversion of MIMO signals |
CN108111204A (zh) * | 2017-12-28 | 2018-06-01 | 浙江中智海通信科技有限公司 | 无线数据通信多天线协同发射机架构及其信号发射方法 |
CN108111204B (zh) * | 2017-12-28 | 2021-08-03 | 浙江中智海通信科技有限公司 | 无线数据通信多天线协同发射机架构及其信号发射方法 |
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US20110222620A1 (en) | 2011-09-15 |
US20130215938A1 (en) | 2013-08-22 |
DE202005022074U1 (de) | 2013-02-20 |
CN1790943B (zh) | 2012-01-11 |
US8437419B2 (en) | 2013-05-07 |
EP2523380A1 (en) | 2012-11-14 |
DE202005022049U1 (de) | 2012-09-17 |
US7957450B2 (en) | 2011-06-07 |
EP1672824A3 (en) | 2012-02-29 |
EP2523380B1 (en) | 2018-06-20 |
DE602005047993D1 (de) | 2006-06-21 |
US8588283B2 (en) | 2013-11-19 |
US20060126752A1 (en) | 2006-06-15 |
EP1672824B1 (en) | 2015-12-02 |
US20100008411A1 (en) | 2010-01-14 |
US7564914B2 (en) | 2009-07-21 |
EP2523381A1 (en) | 2012-11-14 |
EP1672824A2 (en) | 2006-06-21 |
DE602005056512C5 (de) | 2021-06-24 |
TW200642346A (en) | 2006-12-01 |
TWI324452B (en) | 2010-05-01 |
EP2523381B1 (en) | 2019-12-25 |
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