DE602004018190D1 - MIMO System mit Rückkopplungsinformation der Eigenwerte - Google Patents
MIMO System mit Rückkopplungsinformation der EigenwerteInfo
- Publication number
- DE602004018190D1 DE602004018190D1 DE602004018190T DE602004018190T DE602004018190D1 DE 602004018190 D1 DE602004018190 D1 DE 602004018190D1 DE 602004018190 T DE602004018190 T DE 602004018190T DE 602004018190 T DE602004018190 T DE 602004018190T DE 602004018190 D1 DE602004018190 D1 DE 602004018190D1
- Authority
- DE
- Germany
- Prior art keywords
- eigenvalues
- feedback information
- mimo system
- mimo
- feedback
- 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 - Lifetime
Links
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
- 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
-
- 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
-
- 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
-
- 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
- H04B7/0667—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 delayed versions of same signal
- H04B7/0669—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 delayed versions of same signal using different channel coding between antennas
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2004/001596 WO2005078957A1 (ja) | 2004-02-13 | 2004-02-13 | 通信装置及び通信方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602004018190D1 true DE602004018190D1 (de) | 2009-01-15 |
Family
ID=34857527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004018190T Expired - Lifetime DE602004018190D1 (de) | 2004-02-13 | 2004-02-13 | MIMO System mit Rückkopplungsinformation der Eigenwerte |
Country Status (5)
Country | Link |
---|---|
US (1) | US20070183414A1 (de) |
EP (1) | EP1710929B1 (de) |
JP (1) | JPWO2005078957A1 (de) |
DE (1) | DE602004018190D1 (de) |
WO (1) | WO2005078957A1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2495923B1 (de) | 2005-09-30 | 2013-09-25 | Fujitsu Limited | Verfahren zur Sendung von Daten auf dem Steuerungskanal, und Basis Station und mobiles Endgerät die das Verfahren anwenden |
US8385433B2 (en) | 2005-10-27 | 2013-02-26 | Qualcomm Incorporated | Linear precoding for spatially correlated channels |
US8200164B2 (en) * | 2005-12-01 | 2012-06-12 | Intel Corporation | Wireless communication system, associated methods and data structures |
TWI431990B (zh) * | 2006-01-11 | 2014-03-21 | Interdigital Tech Corp | 以不等調變及編碼方法實施空時處理方法及裝置 |
KR101012553B1 (ko) * | 2006-02-02 | 2011-02-07 | 후지쯔 가부시끼가이샤 | 무선 전송 방법과 무선 송신기 및 무선 수신기 |
US7818013B2 (en) * | 2006-03-20 | 2010-10-19 | Intel Corporation | Downlink channel parameters determination for a multiple-input-multiple-output (MIMO) system |
EP1895680B1 (de) | 2006-08-31 | 2019-08-14 | Samsung Electronics Co., Ltd. | Vorrichtung und Verfahren zum Senden/Empfangen von Daten in einem Multiantennensystem und System, das diese Vorrichtung und das Verfahren verwendet |
KR100938070B1 (ko) * | 2006-08-31 | 2010-01-21 | 삼성전자주식회사 | 다중 안테나 시스템에서의 데이터 송/수신장치 및 방법과이를 제공하는 시스템 |
KR101126387B1 (ko) * | 2007-12-05 | 2012-03-28 | 후지쯔 가부시끼가이샤 | 송신 장치, 송신 제어 방법 및 통신 장치 |
US8284693B2 (en) * | 2009-02-03 | 2012-10-09 | Broadcom Corporation | Multi-stream priority-based space-time coding |
US8948081B2 (en) * | 2012-04-13 | 2015-02-03 | Intel Corporation | Device, system and method of multiple-stream wireless communication |
JP5376006B2 (ja) * | 2012-04-23 | 2013-12-25 | 富士通株式会社 | 制御チャネル情報伝送方法、これを用いた基地局及びユーザ端末 |
JP5376007B2 (ja) * | 2012-04-23 | 2013-12-25 | 富士通株式会社 | 制御チャネル情報伝送方法、これを用いた基地局及びユーザ端末 |
SG11202111546PA (en) | 2017-10-20 | 2021-11-29 | Skywave Networks Llc | Fiber back channel modem management system |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6771706B2 (en) * | 2001-03-23 | 2004-08-03 | Qualcomm Incorporated | Method and apparatus for utilizing channel state information in a wireless communication system |
US20030125040A1 (en) * | 2001-11-06 | 2003-07-03 | Walton Jay R. | Multiple-access multiple-input multiple-output (MIMO) communication system |
KR100615889B1 (ko) * | 2001-12-29 | 2006-08-25 | 삼성전자주식회사 | 송/수신 다중 안테나를 포함하는 이동 통신 장치 및 방법 |
US6862271B2 (en) * | 2002-02-26 | 2005-03-01 | Qualcomm Incorporated | Multiple-input, multiple-output (MIMO) systems with multiple transmission modes |
JP3899284B2 (ja) * | 2002-04-24 | 2007-03-28 | 日本電信電話株式会社 | Ofdm信号伝送装置、ofdm信号送信装置およびofdm信号受信装置 |
KR100547784B1 (ko) * | 2003-01-21 | 2006-01-31 | 삼성전자주식회사 | 시공간 트렐리스 코드를 사용하는 이동 통신 시스템에서데이터 송수신 장치 및 방법 |
-
2004
- 2004-02-13 EP EP04710977A patent/EP1710929B1/de not_active Expired - Fee Related
- 2004-02-13 US US10/588,991 patent/US20070183414A1/en not_active Abandoned
- 2004-02-13 JP JP2005517855A patent/JPWO2005078957A1/ja active Pending
- 2004-02-13 WO PCT/JP2004/001596 patent/WO2005078957A1/ja active Application Filing
- 2004-02-13 DE DE602004018190T patent/DE602004018190D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1710929B1 (de) | 2008-12-03 |
US20070183414A1 (en) | 2007-08-09 |
JPWO2005078957A1 (ja) | 2007-08-30 |
EP1710929A1 (de) | 2006-10-11 |
EP1710929A4 (de) | 2007-05-16 |
WO2005078957A1 (ja) | 2005-08-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |