NO20053493D0 - Generalisert totrinns dataestimering - Google Patents

Generalisert totrinns dataestimering

Info

Publication number
NO20053493D0
NO20053493D0 NO20053493A NO20053493A NO20053493D0 NO 20053493 D0 NO20053493 D0 NO 20053493D0 NO 20053493 A NO20053493 A NO 20053493A NO 20053493 A NO20053493 A NO 20053493A NO 20053493 D0 NO20053493 D0 NO 20053493D0
Authority
NO
Norway
Prior art keywords
estimate
received signals
channel
wtru
produce
Prior art date
Application number
NO20053493A
Other languages
English (en)
Other versions
NO20053493L (no
Inventor
Donald M Grieco
Jung-Lin Pan
Yuejin Huang
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 NO20053493D0 publication Critical patent/NO20053493D0/no
Publication of NO20053493L publication Critical patent/NO20053493L/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • 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
    • 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
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • H04L25/0246—Channel estimation channel estimation algorithms using matrix methods with factorisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70707—Efficiency-related aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Optical Communication System (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Complex Calculations (AREA)
NO20053493A 2003-01-10 2005-07-18 Generalisert totrinns dataestimering NO20053493L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43928403P 2003-01-10 2003-01-10
PCT/US2004/000463 WO2004064298A2 (en) 2003-01-10 2004-01-08 Generalized two-stage data estimation

Publications (2)

Publication Number Publication Date
NO20053493D0 true NO20053493D0 (no) 2005-07-18
NO20053493L NO20053493L (no) 2005-09-27

Family

ID=32713459

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20053493A NO20053493L (no) 2003-01-10 2005-07-18 Generalisert totrinns dataestimering

Country Status (13)

Country Link
US (5) US6937644B2 (no)
EP (1) EP1582008B1 (no)
JP (1) JP4015170B2 (no)
KR (5) KR100983297B1 (no)
CN (1) CN1723629A (no)
AT (1) ATE372609T1 (no)
CA (1) CA2512574A1 (no)
DE (1) DE602004008738T2 (no)
DK (1) DK1582008T3 (no)
ES (1) ES2293202T3 (no)
MX (1) MXPA05007461A (no)
NO (1) NO20053493L (no)
WO (1) WO2004064298A2 (no)

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AU2005203278A1 (en) * 2004-08-12 2006-03-02 Nec Australia Pty Ltd Method for calculating filter coefficients for an equaliser in a communication receiver
US20060083291A1 (en) * 2004-10-15 2006-04-20 Zheng Hongming Receiver apparatus, and associated method, for operating upon data communicated in a MIMO, multi-code, MC-CDMA communication system
CN100534021C (zh) * 2004-12-08 2009-08-26 大唐移动通信设备有限公司 一种码分多址系统信道化码的分配方法
US7187230B2 (en) * 2005-03-18 2007-03-06 Nokia Corporation Transferred-impedance filtering in RF receivers
US8064556B2 (en) 2005-09-15 2011-11-22 Qualcomm Incorporated Fractionally-spaced equalizers for spread spectrum wireless communication
US20070230546A1 (en) * 2006-03-30 2007-10-04 Shimon Moshavi Equalizer with reduced complexity with application to long delay spread channels
EP2007028B1 (en) 2006-03-31 2015-07-01 NEC Corporation Receiver
FI20065276A0 (fi) * 2006-04-28 2006-04-28 Nokia Corp Signaalin käsittelymenetelmä, vastaanotin ja tasoitusmenetelmä vastaanottimessa
CN101573888A (zh) * 2006-12-28 2009-11-04 日本电气株式会社 具有接收分集的通信接收机中的数据均衡
WO2008081715A1 (en) * 2006-12-28 2008-07-10 Nec Corporation Data equalisation in a communication receiver with transmit and receive diversity
EP3174221B1 (en) * 2007-01-12 2018-09-26 Telefonaktiebolaget LM Ericsson (publ) Method and arrangement in a wireless communications system
US8611480B1 (en) 2007-03-26 2013-12-17 Marvell International Ltd. Optimal decoding of transmit diversity code with varying channel characteristics
KR100932260B1 (ko) 2007-05-31 2009-12-16 한국전자통신연구원 다중입력 다중출력 시스템을 위한 복호화 장치 및 그 방법
WO2008147067A1 (en) * 2007-05-31 2008-12-04 Electronics And Telecommunications Research Institute Decoding device and method for mimo system
CN101785207A (zh) * 2007-09-18 2010-07-21 Lm爱立信电话有限公司 一种减少小区间干扰的方法及设备
US7929629B2 (en) * 2008-02-07 2011-04-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for improved channel estimation for communications signal processing
CN101630962B (zh) * 2008-07-18 2014-06-25 美满电子科技(上海)有限公司 用于通信设备的联合检测方法、装置以及通信设备
US7733975B1 (en) * 2008-12-31 2010-06-08 Mediatek Inc. Method for estimating phase error in MIMO OFDM communications system
WO2011162422A1 (en) * 2010-06-21 2011-12-29 Pantech Co., Ltd. Transmitter and receiver, method thereof in wireless communication system
CA2851821C (en) * 2011-10-21 2022-07-12 Prime Datum, Inc. Direct drive fan system with variable process control
GB2495991A (en) * 2011-10-28 2013-05-01 Renesas Mobile Corp Mapping long term evolution (LTE) control channels to television channel white spaces (TVWS)
US8948718B2 (en) * 2012-03-07 2015-02-03 Hobbit Wave, Inc. Devices and methods using the Hermetic Transform
US9531431B2 (en) 2013-10-25 2016-12-27 Hobbit Wave, Inc. Devices and methods employing hermetic transforms for encoding and decoding digital information in spread-spectrum communications systems
EP2991441A3 (en) * 2014-08-27 2016-04-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. A transceiver, a sudac, a method for signal processing in a transceiver, and methods for signal processing in a sudac
US11304661B2 (en) 2014-10-23 2022-04-19 VertoCOMM, Inc. Enhanced imaging devices, and image construction methods and processes employing hermetic transforms
US9942060B2 (en) * 2015-08-01 2018-04-10 Intel IP Corporation Techniques for performing multiple-input and multiple-output training using a beam refinement packet
US9787356B2 (en) * 2015-09-22 2017-10-10 Nxp Usa, Inc. System and method for large dimension equalization using small dimension equalizers
US9667455B1 (en) 2016-03-23 2017-05-30 Nxp Usa, Inc. System and method for large dimension equalization using small dimension equalizers and bypassed equalizers

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KR100301284B1 (ko) * 1998-04-10 2001-10-27 곽경섭 씨디엠에이시스템의다중사용자신호의수신방법및수신기
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EP1147624B1 (en) * 1998-11-18 2002-08-28 Nokia Corporation A method for improved channel impulse response estimation in tdma systems
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CN1224228C (zh) * 2001-02-22 2005-10-19 皇家菲利浦电子有限公司 具备降低复杂度的泄漏矩阵相乘的多载波传输系统
US7027489B2 (en) 2001-04-06 2006-04-11 Interdigital Technology Corporation Iterative fast fourier transform error correction
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GB2380371A (en) * 2001-10-01 2003-04-02 Ipwireless Inc Method and arrangement for use in a single user detector for a CDMA multi-path system using a finite impulse response filter
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US6928104B2 (en) * 2002-07-18 2005-08-09 Interdigital Technology Corporation Scaling using gain factors for use in data detection for wireless code division multiple access communication systems
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US7408978B2 (en) * 2002-09-09 2008-08-05 Interdigital Technology Corporation Extended algorithm data estimator
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US6873596B2 (en) * 2003-05-13 2005-03-29 Nokia Corporation Fourier-transform based linear equalization for CDMA downlink
US8149960B2 (en) * 2003-05-23 2012-04-03 Zenith Electronics Llc Channel estimation for frequency selective multipath channels with long delay spreads based on an assumed physical channel

Also Published As

Publication number Publication date
US6937644B2 (en) 2005-08-30
KR20050095904A (ko) 2005-10-04
DK1582008T3 (da) 2008-01-21
ATE372609T1 (de) 2007-09-15
EP1582008A2 (en) 2005-10-05
JP4015170B2 (ja) 2007-11-28
KR20090119921A (ko) 2009-11-20
MXPA05007461A (es) 2005-09-12
KR100983297B1 (ko) 2010-09-24
US7079570B2 (en) 2006-07-18
US7545851B2 (en) 2009-06-09
US20050013347A1 (en) 2005-01-20
KR100947008B1 (ko) 2010-03-11
US20060233223A1 (en) 2006-10-19
CA2512574A1 (en) 2004-07-29
EP1582008B1 (en) 2007-09-05
KR100922827B1 (ko) 2009-10-21
KR100708272B1 (ko) 2007-04-17
KR20090061679A (ko) 2009-06-16
US20080240302A1 (en) 2008-10-02
US20050213640A1 (en) 2005-09-29
US20090225815A1 (en) 2009-09-10
NO20053493L (no) 2005-09-27
US7386033B2 (en) 2008-06-10
EP1582008A4 (en) 2006-03-15
KR20050098856A (ko) 2005-10-12
WO2004064298A3 (en) 2005-03-17
CN1723629A (zh) 2006-01-18
DE602004008738D1 (de) 2007-10-18
ES2293202T3 (es) 2008-03-16
DE602004008738T2 (de) 2008-06-12
JP2006515969A (ja) 2006-06-08
KR20090006880A (ko) 2009-01-15
WO2004064298A2 (en) 2004-07-29
US7796678B2 (en) 2010-09-14

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