DE60312163D1 - Verfahren und Empfänger zum verarbeiten eines Mehrbenutzersignals - Google Patents

Verfahren und Empfänger zum verarbeiten eines Mehrbenutzersignals

Info

Publication number
DE60312163D1
DE60312163D1 DE60312163T DE60312163T DE60312163D1 DE 60312163 D1 DE60312163 D1 DE 60312163D1 DE 60312163 T DE60312163 T DE 60312163T DE 60312163 T DE60312163 T DE 60312163T DE 60312163 D1 DE60312163 D1 DE 60312163D1
Authority
DE
Germany
Prior art keywords
user
signal
receiver
signals
iterative
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
Application number
DE60312163T
Other languages
English (en)
Other versions
DE60312163T2 (de
Inventor
Sanjeev Naguleswaran
Mark Rice
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SPS 2 Pacific Pty Ltd
Original Assignee
Dspace Pty Ltd
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
Priority claimed from AUPS2978A external-priority patent/AUPS297802A0/en
Application filed by Dspace Pty Ltd filed Critical Dspace Pty Ltd
Application granted granted Critical
Publication of DE60312163D1 publication Critical patent/DE60312163D1/de
Publication of DE60312163T2 publication Critical patent/DE60312163T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B1/7107—Subtractive interference cancellation
    • H04B1/71075—Parallel interference cancellation
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/0048—Decoding adapted to other signal detection operation in conjunction with detection of multiuser or interfering signals, e.g. iteration between CDMA or MIMO detector and FEC decoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/005—Iterative decoding, including iteration between signal detection and decoding operation
    • H04L1/0051—Stopping criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0064—Concatenated codes
    • H04L1/0066—Parallel concatenated codes
    • 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
    • H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/067—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing soft decisions, i.e. decisions together with an estimate of reliability
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Artificial Intelligence (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Error Detection And Correction (AREA)
  • Circuits Of Receivers In General (AREA)
  • Time-Division Multiplex Systems (AREA)
DE60312163T 2002-06-14 2003-06-13 Verfahren und Empfänger zum verarbeiten eines Mehrbenutzersignals Expired - Lifetime DE60312163T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
AUPS297802 2002-06-14
AUPS2978A AUPS297802A0 (en) 2002-06-14 2002-06-14 Multi-user signal processing
US40529802P 2002-08-23 2002-08-23
US405298P 2002-08-23
PCT/AU2003/000740 WO2003107546A1 (en) 2002-06-14 2003-06-13 Method and receiver for processing a multi-user signal

Publications (2)

Publication Number Publication Date
DE60312163D1 true DE60312163D1 (de) 2007-04-12
DE60312163T2 DE60312163T2 (de) 2007-10-31

Family

ID=29737420

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60312163T Expired - Lifetime DE60312163T2 (de) 2002-06-14 2003-06-13 Verfahren und Empfänger zum verarbeiten eines Mehrbenutzersignals

Country Status (5)

Country Link
US (1) US7415001B2 (de)
EP (1) EP1516432B1 (de)
AT (1) ATE355654T1 (de)
DE (1) DE60312163T2 (de)
WO (1) WO2003107546A1 (de)

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US20070127553A1 (en) * 1999-08-13 2007-06-07 Viasat, Inc. Code Reuse Multiple Access For Satellite Return Link
GB2403104B (en) 2003-06-16 2006-06-14 Inmarsat Ltd Communication method and apparatus
US20050036569A1 (en) * 2003-08-11 2005-02-17 Lu Chun Chian Perturbation and equalization method and system for multi-user detection
US7650379B2 (en) * 2003-12-09 2010-01-19 Viasat, Inc. Method for channel congestion management
US7362998B2 (en) * 2004-04-09 2008-04-22 Infineon Technologies Ag Mobile military satellite receiver architecture for accommodating wide carrier offset and method of performing coarse carrier offset adjustment
EP2259448A3 (de) * 2005-01-05 2013-11-13 ATC Technologies, LLC Adaptiv Strahlformung mit Mehrbenutzerdetektion und Interferenzreduktion bei Satellitenkommunikationssystemen und Verfahren
EP1897257A1 (de) * 2005-06-27 2008-03-12 Thomson Licensing Verfahren und vorrichtung zur verringerung des stromverbrauchs in iterativen decodierern
US7787553B2 (en) * 2005-07-01 2010-08-31 NEC Laboratories Aemrica, Inc. Group decoder with improved partitioning for multiple antenna multiuser channel
KR100923915B1 (ko) * 2005-12-16 2009-10-28 삼성전자주식회사 다중 안테나 시스템에서 반복 검출 및 복호 수신 장치 및방법
KR100922938B1 (ko) * 2006-03-09 2009-10-22 삼성전자주식회사 통신 시스템에서 데이터 수신 방법 및 장치
US8116242B2 (en) 2006-07-18 2012-02-14 Motorola Mobility, Inc. Receiver having multi-antenna log likelihood ratio generation with channel estimation error
US20100189162A1 (en) * 2006-09-06 2010-07-29 Takashi Yoshimoto Transmission-and-reception apparatus, transmission-and-reception system, and transmission-and-reception method
US20090286472A1 (en) * 2006-09-26 2009-11-19 Viasat, Inc. Multi-Rate Downstreaming in Multiple Sub-Channel Environment
US8159994B2 (en) * 2006-09-26 2012-04-17 Viasat, Inc. High data rate multiplexing satellite stream to low data rate subscriber terminals
US8230464B2 (en) * 2006-09-26 2012-07-24 Viasat, Inc. DOCSIS MAC chip adapted
US7995515B2 (en) * 2006-10-03 2011-08-09 Viasat, Inc. Upstream resource optimization
WO2008097367A2 (en) 2006-10-03 2008-08-14 Viasat, Inc. Forward satellite link with sub-channels
US8024644B2 (en) * 2006-11-14 2011-09-20 Via Telecom Co., Ltd. Communication signal decoding
US8781043B2 (en) * 2006-11-15 2014-07-15 Qualcomm Incorporated Successive equalization and cancellation and successive mini multi-user detection for wireless communication
US7991041B2 (en) * 2006-11-15 2011-08-02 Qualcomm, Incorporated Iterative detection and cancellation for wireless communication
FR2910200A1 (fr) * 2006-12-18 2008-06-20 Commissariat Energie Atomique Recepteur a decodage conditionnel
US20090289839A1 (en) * 2007-09-26 2009-11-26 Viasat, Inc Dynamic Sub-Channel Sizing
US8719670B1 (en) * 2008-05-07 2014-05-06 Sk Hynix Memory Solutions Inc. Coding architecture for multi-level NAND flash memory with stuck cells
US8411798B2 (en) * 2008-11-05 2013-04-02 Viasat, Inc. Reducing receiver power dissipation
US8254502B2 (en) * 2008-12-22 2012-08-28 Qualcomm Incorporated Post decoding soft interference cancellation
US8406354B2 (en) * 2009-07-01 2013-03-26 Telefonaktiebolaget L M Ericsson (Publ) Interference cancellation in a multi-user receiver
CN101944978B (zh) * 2009-07-03 2013-01-16 中兴通讯股份有限公司 基于lte系统下行发射分集模式的数据解调方法和解调装置
CN102668611A (zh) 2009-11-27 2012-09-12 高通股份有限公司 用于非正交信道集的干扰消除
US8520550B2 (en) * 2011-11-03 2013-08-27 Xw Llc Intra-cell and inter-cell interference mitigation methods for orthogonal frequency-division multiple access cellular networks
US8897406B2 (en) * 2012-04-30 2014-11-25 Samsung Electronics Co., Ltd. Communication system with iterative detector and decoder and method of operation thereof
US8675785B2 (en) * 2012-05-14 2014-03-18 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for Turbo receiver processing
WO2015000518A1 (en) * 2013-07-03 2015-01-08 Esa European Space Agency Method and apparatus for transmitting data packets over a transmission channel shared by a plurality of users
JP6586418B2 (ja) * 2013-08-21 2019-10-02 マイリオタ ピーティーワイ エルティーディーＭｙｒｉｏｔａ Ｐｔｙ Ｌｔｄ マルチユーザ通信システム
CN105379169B (zh) * 2014-06-13 2019-04-19 华为技术有限公司 一种下行多址接入的方法、基站及终端
WO2017025133A1 (en) * 2015-08-11 2017-02-16 Telecom Italia S.P.A. Receiver for wireless communication networks
US9712355B1 (en) * 2016-01-11 2017-07-18 Qualcomm Incorporated Spreading techniques for frequency-shift keying modulation
US10305717B2 (en) * 2016-02-26 2019-05-28 VertoCOMM, Inc. Devices and methods using the hermetic transform for transmitting and receiving signals using multi-channel signaling
EP3451561A1 (de) * 2017-08-28 2019-03-06 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Hybrider decoder für codierte aloha mit zeitschlitzen
CN113676225B (zh) * 2020-05-15 2022-10-04 华为技术有限公司 一种大规模mimo预编码传输方法与装置

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US6137843A (en) * 1995-02-24 2000-10-24 Ericsson Inc. Methods and apparatus for canceling adjacent channel signals in digital communications systems
JP3583006B2 (ja) * 1999-02-24 2004-10-27 株式会社日立国際電気 符号分割多重アクセス受信機
GB2360425A (en) * 2000-03-16 2001-09-19 Siemens Ag Channel state information estimation for turbo-code decoders
US6581182B1 (en) * 2000-05-15 2003-06-17 Agere Systems Inc. Iterative decoding with post-processing of detected encoded data
US7315567B2 (en) * 2000-07-10 2008-01-01 Motorola, Inc. Method and apparatus for partial interference cancellation in a communication system
EP1179934A1 (de) * 2000-08-11 2002-02-13 Mitsubishi Electric Information Technology Centre Europe B.V. Adaptive Turbo-Entzerrung
US6947505B2 (en) * 2000-09-20 2005-09-20 Bae Systems Information And Electronic Systems Integration Inc. System for parameter estimation and tracking of interfering digitally modulated signals
US6351216B1 (en) * 2001-02-05 2002-02-26 Sensormatic Electronics Corporation Large signal noise cancellation in electronic article surveillance

Also Published As

Publication number Publication date
DE60312163T2 (de) 2007-10-31
US7415001B2 (en) 2008-08-19
WO2003107546A1 (en) 2003-12-24
EP1516432A1 (de) 2005-03-23
ATE355654T1 (de) 2006-03-15
EP1516432A4 (de) 2005-06-08
EP1516432B1 (de) 2007-02-28
US20050174983A1 (en) 2005-08-11

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