PL2156632T3 - Określanie macierzy kanału przez pomiar interferencji - Google Patents
Określanie macierzy kanału przez pomiar interferencjiInfo
- Publication number
- PL2156632T3 PL2156632T3 PL08727240T PL08727240T PL2156632T3 PL 2156632 T3 PL2156632 T3 PL 2156632T3 PL 08727240 T PL08727240 T PL 08727240T PL 08727240 T PL08727240 T PL 08727240T PL 2156632 T3 PL2156632 T3 PL 2156632T3
- Authority
- PL
- Poland
- Prior art keywords
- channel matrix
- determining
- measuring interference
- communication link
- transmitter
- Prior art date
Links
- 239000011159 matrix material Substances 0.000 title abstract 2
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0204—Channel estimation of multiple channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/345—Interference values
-
- 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
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03343—Arrangements at the transmitter end
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0014—Three-dimensional division
- H04L5/0023—Time-frequency-space
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
- H04M3/34—Testing for cross-talk
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
- H04L2025/03375—Passband transmission
- H04L2025/03414—Multicarrier
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
- H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Noise Elimination (AREA)
- Radio Transmission System (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US92270307P | 2007-04-09 | 2007-04-09 | |
US11/897,877 US7843990B2 (en) | 2007-04-09 | 2007-08-31 | Determining a channel matrix by measuring interference |
PCT/US2008/004232 WO2008123977A1 (en) | 2007-04-09 | 2008-04-01 | Determining a channel matrix by measuring interference |
EP08727240A EP2156632B1 (en) | 2007-04-09 | 2008-04-01 | Determining a channel matrix by measuring interference |
Publications (1)
Publication Number | Publication Date |
---|---|
PL2156632T3 true PL2156632T3 (pl) | 2011-12-30 |
Family
ID=39826853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL08727240T PL2156632T3 (pl) | 2007-04-09 | 2008-04-01 | Określanie macierzy kanału przez pomiar interferencji |
Country Status (9)
Country | Link |
---|---|
US (1) | US7843990B2 (pl) |
EP (2) | EP2156632B1 (pl) |
JP (1) | JP5204212B2 (pl) |
KR (1) | KR101084965B1 (pl) |
CN (1) | CN101652971B (pl) |
AT (1) | ATE519308T1 (pl) |
ES (1) | ES2369865T3 (pl) |
PL (1) | PL2156632T3 (pl) |
WO (1) | WO2008123977A1 (pl) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7830978B2 (en) * | 2007-08-31 | 2010-11-09 | Alcatel Lucent | Determining channel matrices by correlated transmissions to different channels |
CN101521637B (zh) | 2008-02-28 | 2012-07-18 | 华为技术有限公司 | 一种信道估计的方法、设备和系统 |
US8300518B2 (en) * | 2008-04-01 | 2012-10-30 | Alcatel Lucent | Fast seamless joining of channels in a multi-channel communication system |
US8306097B2 (en) * | 2008-06-04 | 2012-11-06 | Alcatel Lucent | Signal suspension and resumption in DSL systems |
US20120020395A1 (en) * | 2008-12-23 | 2012-01-26 | Elad Domanovitz | System and method for digital subscriber loop crosstalk cancellation |
EP2204920B1 (en) | 2009-01-05 | 2011-12-28 | Alcatel Lucent | Method and device for reducing crosstalk |
US8750492B2 (en) | 2009-01-30 | 2014-06-10 | Futurewei Technologies, Inc. | Reducing the feedback overhead during crosstalk precoder initialization |
US8433056B2 (en) * | 2009-05-02 | 2013-04-30 | Alcatel Lucent | Validated signal resumption in DSL systems |
BR112012016623A2 (pt) * | 2010-01-06 | 2016-04-19 | Alcatel Lucent | dispositivo de estação base, método do mesmo, e sistema de comunicação do mesmo |
CN102237970B (zh) * | 2010-04-21 | 2014-01-15 | 普天信息技术研究院有限公司 | 一种匹配信道矩阵的均匀量化方法 |
US10708868B2 (en) | 2014-03-06 | 2020-07-07 | Telefonaktiebolaget Lm Ericsson (Publ) | Evaluation performance between a network node and a radio head |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7801247B2 (en) | 2001-05-01 | 2010-09-21 | Texas Instruments Incorporated | Multiple input, multiple output system and method |
EP1278340B1 (en) | 2001-07-19 | 2005-03-09 | Lucent Technologies Inc. | Controlling levels of traffic in a telecommunications network, and a network node therefore |
KR100427981B1 (ko) | 2001-12-17 | 2004-04-28 | 기아자동차주식회사 | 금형 코어 분리장치 |
US7260153B2 (en) * | 2002-09-09 | 2007-08-21 | Mimopro Ltd. | Multi input multi output wireless communication method and apparatus providing extended range and extended rate across imperfectly estimated channels |
ATE374473T1 (de) | 2003-06-25 | 2007-10-15 | Alcatel Lucent | Leistungssteuerungsverfahren für ein fernbedienbaren kommunikationsdienst |
JP2005184730A (ja) * | 2003-12-24 | 2005-07-07 | Sony Corp | 無線通信システム、無線通信装置及び無線通信方法、並びにコンピュータ・プログラム |
EP1709752B1 (en) * | 2004-01-20 | 2016-09-14 | LG Electronics, Inc. | Method for transmitting/receiving signals in a mimo system |
TWI543572B (zh) * | 2004-08-12 | 2016-07-21 | 內數位科技公司 | 正交分頻多工無線通信系統中實施空間頻率區塊編碼方法及裝置 |
EP1670202B1 (en) | 2004-12-08 | 2008-07-30 | Alcatel Lucent | Method and appartus for spectrum management for communication channels with crosstalk |
CN100463455C (zh) * | 2005-03-07 | 2009-02-18 | 西安交通大学 | 多输入多输出系统信道容量的估计方法 |
JP4926051B2 (ja) * | 2005-06-03 | 2012-05-09 | パナソニック株式会社 | 送信装置、受信装置及び空間多重数制御方法 |
KR20080026019A (ko) * | 2006-09-19 | 2008-03-24 | 엘지전자 주식회사 | 위상천이 기반의 프리코딩 방법 및 이를 지원하는 송수신기 |
-
2007
- 2007-08-31 US US11/897,877 patent/US7843990B2/en not_active Expired - Fee Related
-
2008
- 2008-04-01 KR KR1020097020446A patent/KR101084965B1/ko not_active IP Right Cessation
- 2008-04-01 EP EP08727240A patent/EP2156632B1/en not_active Not-in-force
- 2008-04-01 PL PL08727240T patent/PL2156632T3/pl unknown
- 2008-04-01 EP EP11171128.9A patent/EP2385672B1/en not_active Not-in-force
- 2008-04-01 JP JP2010503011A patent/JP5204212B2/ja not_active Expired - Fee Related
- 2008-04-01 CN CN2008800111670A patent/CN101652971B/zh not_active Expired - Fee Related
- 2008-04-01 WO PCT/US2008/004232 patent/WO2008123977A1/en active Application Filing
- 2008-04-01 AT AT08727240T patent/ATE519308T1/de not_active IP Right Cessation
- 2008-04-01 ES ES08727240T patent/ES2369865T3/es active Active
Also Published As
Publication number | Publication date |
---|---|
KR101084965B1 (ko) | 2011-11-23 |
JP2010524395A (ja) | 2010-07-15 |
EP2385672A3 (en) | 2013-04-24 |
CN101652971B (zh) | 2012-12-26 |
EP2385672A2 (en) | 2011-11-09 |
ES2369865T3 (es) | 2011-12-07 |
KR20090125154A (ko) | 2009-12-03 |
EP2156632A1 (en) | 2010-02-24 |
EP2385672B1 (en) | 2014-10-01 |
EP2156632B1 (en) | 2011-08-03 |
WO2008123977A1 (en) | 2008-10-16 |
US20080247446A1 (en) | 2008-10-09 |
JP5204212B2 (ja) | 2013-06-05 |
CN101652971A (zh) | 2010-02-17 |
ATE519308T1 (de) | 2011-08-15 |
US7843990B2 (en) | 2010-11-30 |
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