HK1064526A1 - Low complexity data detection using fast fourier transform of channel correlation matrix - Google Patents

Low complexity data detection using fast fourier transform of channel correlation matrix

Info

Publication number
HK1064526A1
HK1064526A1 HK04107106A HK04107106A HK1064526A1 HK 1064526 A1 HK1064526 A1 HK 1064526A1 HK 04107106 A HK04107106 A HK 04107106A HK 04107106 A HK04107106 A HK 04107106A HK 1064526 A1 HK1064526 A1 HK 1064526A1
Authority
HK
Hong Kong
Prior art keywords
matrix
data
correlation matrix
fourier transform
fast fourier
Prior art date
Application number
HK04107106A
Other languages
English (en)
Inventor
Jung-Lin Pan
Parthapratim De
Ariela Zeira
Original Assignee
Interdigital Tech Corp
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 Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of HK1064526A1 publication Critical patent/HK1064526A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H04B1/71052—Joint detection techniques, e.g. linear detectors using decorrelation matrix
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H04B1/71055—Joint detection techniques, e.g. linear detectors using minimum mean squared error [MMSE] detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Complex Calculations (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Transceivers (AREA)
HK04107106A 2001-02-06 2004-09-20 Low complexity data detection using fast fourier transform of channel correlation matrix HK1064526A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US26693201P 2001-02-06 2001-02-06
US26858701P 2001-02-15 2001-02-15
US09/814,346 US6885654B2 (en) 2001-02-06 2001-03-22 Low complexity data detection using fast fourier transform of channel correlation matrix
PCT/US2002/002400 WO2002063779A2 (en) 2001-02-06 2002-01-28 Low complexity data detection using fast fourier transform of channel correlation matrix

Publications (1)

Publication Number Publication Date
HK1064526A1 true HK1064526A1 (en) 2005-01-28

Family

ID=27401920

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04107106A HK1064526A1 (en) 2001-02-06 2004-09-20 Low complexity data detection using fast fourier transform of channel correlation matrix

Country Status (16)

Country Link
US (5) US6885654B2 (zh)
EP (1) EP1358718B1 (zh)
JP (2) JP3897302B2 (zh)
KR (2) KR100605332B1 (zh)
CN (1) CN1295886C (zh)
AT (1) ATE330372T1 (zh)
AU (1) AU2002243695A1 (zh)
CA (1) CA2437660A1 (zh)
DE (1) DE60212334T2 (zh)
ES (1) ES2263771T3 (zh)
HK (1) HK1064526A1 (zh)
MX (1) MXPA03007025A (zh)
MY (1) MY129888A (zh)
NO (1) NO20033476L (zh)
TW (5) TWI231657B (zh)
WO (1) WO2002063779A2 (zh)

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US7257170B2 (en) * 2002-08-21 2007-08-14 Texas Instruments Incorporated Channel norm-based ordering and whitened decoding for MIMO communication systems
US8194770B2 (en) * 2002-08-27 2012-06-05 Qualcomm Incorporated Coded MIMO systems with selective channel inversion applied per eigenmode
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US8218609B2 (en) * 2002-10-25 2012-07-10 Qualcomm Incorporated Closed-loop rate control for a multi-channel communication system
US8134976B2 (en) * 2002-10-25 2012-03-13 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US8570988B2 (en) 2002-10-25 2013-10-29 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
US7986742B2 (en) * 2002-10-25 2011-07-26 Qualcomm Incorporated Pilots for MIMO communication system
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US8320301B2 (en) * 2002-10-25 2012-11-27 Qualcomm Incorporated MIMO WLAN system
US8208364B2 (en) 2002-10-25 2012-06-26 Qualcomm Incorporated MIMO system with multiple spatial multiplexing modes
US7002900B2 (en) 2002-10-25 2006-02-21 Qualcomm Incorporated Transmit diversity processing for a multi-antenna communication system
US8170513B2 (en) 2002-10-25 2012-05-01 Qualcomm Incorporated Data detection and demodulation for wireless communication systems
US7324429B2 (en) 2002-10-25 2008-01-29 Qualcomm, Incorporated Multi-mode terminal in a wireless MIMO system
US8169944B2 (en) 2002-10-25 2012-05-01 Qualcomm Incorporated Random access for wireless multiple-access communication systems
EP1843481A1 (en) 2003-01-10 2007-10-10 Interdigital Technology Corporation Generalized two-stage data estimation
CA2512574A1 (en) 2003-01-10 2004-07-29 Interdigital Technology Corporation Generalized two-stage data estimation
US7042967B2 (en) * 2003-03-03 2006-05-09 Interdigital Technology Corporation Reduced complexity sliding window based equalizer
WO2004079927A2 (en) * 2003-03-03 2004-09-16 Interdigital Technology Corporation Reduced complexity sliding window based equalizer
US6873596B2 (en) * 2003-05-13 2005-03-29 Nokia Corporation Fourier-transform based linear equalization for CDMA downlink
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US9473269B2 (en) 2003-12-01 2016-10-18 Qualcomm Incorporated Method and apparatus for providing an efficient control channel structure in a wireless communication system
CN1918809B (zh) * 2004-02-12 2011-05-25 日本电气株式会社 移动通信***和用于该***的无线设备
EP1578024A1 (en) * 2004-03-16 2005-09-21 Siemens Mobile Communications S.p.A. Joint detection method using MMSE-LE for CDMA-based mobile communication systems
US20090028262A1 (en) * 2004-08-04 2009-01-29 Matsushita Electric Industrial Co., Ltd. Radio communication method, radio communication system, and radio communication device
US7817754B2 (en) * 2004-12-01 2010-10-19 Bae Systems Information And Electronic Systems Integration Inc. M-algorithm with prioritized user ordering
US7466749B2 (en) 2005-05-12 2008-12-16 Qualcomm Incorporated Rate selection with margin sharing
US8358714B2 (en) 2005-06-16 2013-01-22 Qualcomm Incorporated Coding and modulation for multiple data streams in a communication system
WO2007102760A1 (en) * 2006-03-07 2007-09-13 Telfonaktiebolaget L M Ericsson (Publ) Method and arrangement for reducing feedback data in a mimo communication system
FI20065276A0 (fi) * 2006-04-28 2006-04-28 Nokia Corp Signaalin käsittelymenetelmä, vastaanotin ja tasoitusmenetelmä vastaanottimessa
CN101170316B (zh) * 2006-10-24 2011-01-05 华为技术有限公司 下行信道信息反馈和接收的方法及设备
US8290083B2 (en) 2007-03-09 2012-10-16 Qualcomm Incorporated Quadrature imbalance mitigation using unbiased training sequences
US8064550B2 (en) 2007-03-09 2011-11-22 Qualcomm, Incorporated Quadrature imbalance estimation using unbiased training sequences
US8428175B2 (en) 2007-03-09 2013-04-23 Qualcomm Incorporated Quadrature modulation rotating training sequence
KR101531416B1 (ko) 2007-09-13 2015-06-24 옵티스 셀룰러 테크놀로지, 엘엘씨 상향링크 신호 전송 방법
US8942321B2 (en) * 2010-09-22 2015-01-27 Qualcomm Incorporated Efficient compressed sensing channel estimation for single-carrier communication systems
US20120127923A1 (en) * 2010-11-23 2012-05-24 Wanlun Zhao Method and Apparatus for Enabling a Low Complexity Receiver
TWI492549B (zh) 2012-10-09 2015-07-11 Realtek Semiconductor Corp 多模式功率放大電路、多模式無線發射模組及其方法
KR102190919B1 (ko) * 2014-09-11 2020-12-14 삼성전자주식회사 시분할 듀플렉싱 코드 분할 다중 접속 방식을 지원하는 통신 시스템에서 신호 검출 장치 및 방법
US10404336B1 (en) * 2017-07-17 2019-09-03 Marvell International Ltd. Systems and methods for channel correlation based user detection in an uplink multi-user transmission of a multiple-input multiple-output network
CN113375788B (zh) * 2021-05-31 2022-05-20 哈尔滨工程大学 一种基于矩阵填充的水声传感器网络环境数据采集方法

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US6873596B2 (en) * 2003-05-13 2005-03-29 Nokia Corporation Fourier-transform based linear equalization for CDMA downlink

Also Published As

Publication number Publication date
US20050180495A1 (en) 2005-08-18
KR20030076658A (ko) 2003-09-26
ES2263771T3 (es) 2006-12-16
JP3897302B2 (ja) 2007-03-22
MY129888A (en) 2007-05-31
TW200420007A (en) 2004-10-01
DE60212334D1 (de) 2006-07-27
TWI231657B (en) 2005-04-21
US20030035392A1 (en) 2003-02-20
DE60212334T2 (de) 2007-05-31
TWI267263B (en) 2006-11-21
KR100759297B1 (ko) 2007-09-18
CA2437660A1 (en) 2002-08-15
NO20033476D0 (no) 2003-08-05
EP1358718A2 (en) 2003-11-05
TWI349449B (en) 2011-09-21
US7054300B2 (en) 2006-05-30
WO2002063779A3 (en) 2002-11-28
US20030043767A1 (en) 2003-03-06
TW200810387A (en) 2008-02-16
WO2002063779A2 (en) 2002-08-15
CN1502175A (zh) 2004-06-02
TW200400713A (en) 2004-01-01
TW200729760A (en) 2007-08-01
CN1295886C (zh) 2007-01-17
JP2007053807A (ja) 2007-03-01
EP1358718B1 (en) 2006-06-14
US6885654B2 (en) 2005-04-26
US6879578B2 (en) 2005-04-12
JP2004523957A (ja) 2004-08-05
US20060182070A1 (en) 2006-08-17
KR20030097840A (ko) 2003-12-31
JP3948570B2 (ja) 2007-07-25
NO20033476L (no) 2003-09-18
US7715305B2 (en) 2010-05-11
TWI271050B (en) 2007-01-11
KR100605332B1 (ko) 2006-07-28
US20020159415A1 (en) 2002-10-31
MXPA03007025A (es) 2003-11-18
ATE330372T1 (de) 2006-07-15
AU2002243695A1 (en) 2002-08-19
US6904036B2 (en) 2005-06-07

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20170128