TW200718109A - Equalizer applied in MIMO-OFDM system and related method - Google Patents

Equalizer applied in MIMO-OFDM system and related method

Info

Publication number
TW200718109A
TW200718109A TW095127108A TW95127108A TW200718109A TW 200718109 A TW200718109 A TW 200718109A TW 095127108 A TW095127108 A TW 095127108A TW 95127108 A TW95127108 A TW 95127108A TW 200718109 A TW200718109 A TW 200718109A
Authority
TW
Taiwan
Prior art keywords
signal vector
preliminary
received symbol
generating
mimo
Prior art date
Application number
TW095127108A
Other languages
English (en)
Inventor
Chih-Yuan Lin
Ta-Sung Lee
Original Assignee
Mediatek Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mediatek Inc filed Critical Mediatek Inc
Publication of TW200718109A publication Critical patent/TW200718109A/zh

Links

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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • 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
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • 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
    • 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
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03605—Block algorithms

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Noise Elimination (AREA)
TW095127108A 2005-10-31 2006-07-25 Equalizer applied in MIMO-OFDM system and related method TW200718109A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/163,816 US20070098088A1 (en) 2005-10-31 2005-10-31 Equalizer applied in mimo-ofdm system and related method

Publications (1)

Publication Number Publication Date
TW200718109A true TW200718109A (en) 2007-05-01

Family

ID=37996265

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095127108A TW200718109A (en) 2005-10-31 2006-07-25 Equalizer applied in MIMO-OFDM system and related method

Country Status (3)

Country Link
US (1) US20070098088A1 (zh)
CN (1) CN1960359A (zh)
TW (1) TW200718109A (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI399101B (zh) * 2008-10-09 2013-06-11 Mao Liang Liu 預先調校型音響等化裝置
TWI418188B (zh) * 2010-05-20 2013-12-01 Harris Corp 使用決定回饋等化的頻率域展開正交分頻多工之時間依賴等化

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101442391B (zh) * 2007-11-19 2013-02-13 华为技术有限公司 接收端信号处理的方法和信号接收装置
CN112199897B (zh) * 2020-11-02 2022-10-14 国网重庆市电力公司电力科学研究院 一种基于粒子群算法改进的gis设备异响振动识别方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6526105B1 (en) * 1998-05-29 2003-02-25 Tellabs, Operations, Inc. Time domain equalization for discrete multi-tone systems
SE521276C2 (sv) * 1999-11-18 2003-10-14 Ericsson Telefon Ab L M Transmissionssystem av flerbärvågstyp
US7120657B2 (en) * 2000-08-29 2006-10-10 Science Applications International Corporation System and method for adaptive filtering
FR2831735B1 (fr) * 2001-10-26 2004-01-30 France Telecom Annuleur d'interferences entre symboles
US7305028B2 (en) * 2002-03-18 2007-12-04 Cornell Research Foundation, Inc. Methods and system for equalizing data
GB2394389B (en) * 2002-10-15 2005-05-18 Toshiba Res Europ Ltd Equalisation apparatus and methods
US7421029B2 (en) * 2002-12-20 2008-09-02 Unique Broadband Systems, Inc. Impulse response shortening and symbol synchronization in OFDM communication systems
US7453949B2 (en) * 2003-12-09 2008-11-18 Agere Systems Inc. MIMO receivers having one or more additional receive paths

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI399101B (zh) * 2008-10-09 2013-06-11 Mao Liang Liu 預先調校型音響等化裝置
TWI418188B (zh) * 2010-05-20 2013-12-01 Harris Corp 使用決定回饋等化的頻率域展開正交分頻多工之時間依賴等化

Also Published As

Publication number Publication date
CN1960359A (zh) 2007-05-09
US20070098088A1 (en) 2007-05-03

Similar Documents

Publication Publication Date Title
US8861572B2 (en) Method and arrangement of delay spread compensation
CN101478510B (zh) 一种自适应均衡器及使用该均衡器的接收机系统
KR20060102185A (ko) 주파수 공간 블록 부호화 기법과 단일 반송파 주파수 영역등화 방식을 이용한 송수신 장치 및 방법
CN1989750A (zh) 用于mimo cdma下行链路的基于傅立叶变换的线形均衡
CN108702221B (zh) 用于解码光信号的方法和用于接收并解码光信号的接收器
MXPA05005844A (es) Metodo y configuracion para procesar senales basadas en un banco de filtros.
US20170126442A1 (en) Apparatus and method for transmitting and receiving data in communication system
CN106534000B (zh) 一种时域信道估计的方法和装置
CN106341362B (zh) 导频发送方法、导频接收方法及其装置
TW200718109A (en) Equalizer applied in MIMO-OFDM system and related method
CN101656697B (zh) 基于t/2分数间隔的频域盲均衡方法
ATE545252T1 (de) Wiederverwendung einer trainingssequenz zwischen frequenzangrenzenden funksignalen
TW201332307A (zh) 基於部分札德奧夫-朱序列之合作式多輸入多輸出無線正交分頻多工系統及其同步化方法
CN101848178A (zh) 一种单载波频域均衡方法和系统、发送和接收装置
Yoo et al. Asymptotically optimal low-complexity SC-FDE in data-like co-channel interference
CN101052025B (zh) 消除训练序列干扰的方法和基于均衡器的接收器
CN102396159A (zh) 一种干扰消除的方法和装置
CN109217954B (zh) 基于双选择衰落信道的低复杂度osdm块均衡方法
Jayasinghe et al. Application of a leakage based precoding scheme to mitigate intrinsic interference in FBMC
TW200620875A (en) Impluse supression apparatus of OFDM system and impluse supression method thereof
Sahu et al. A comparative analysis of LS and MMSE channel estimation techniques for MIMO-OFDM system
WO2005062732A3 (en) A variable spreading factor-orthogonal frequency and code division multiplexing (vsf-ofcdm) system, a receiver for use therein and a method of processing received signals in such a system
TWI256219B (en) Interference alleviation equalizer of multi-carrier communication system and method thereof
KR20080112578A (ko) 직교 주파수 분할 다중 전송 방식의 주파수 효율 증가 장치및 방법
US7499392B2 (en) OFDM equalizer filter with shared multiplier