DE60309546D1 - Maximal-a-posteriori-Wahrscheinlichtkeitsdetektor - Google Patents

Maximal-a-posteriori-Wahrscheinlichtkeitsdetektor

Info

Publication number
DE60309546D1
DE60309546D1 DE60309546T DE60309546T DE60309546D1 DE 60309546 D1 DE60309546 D1 DE 60309546D1 DE 60309546 T DE60309546 T DE 60309546T DE 60309546 T DE60309546 T DE 60309546T DE 60309546 D1 DE60309546 D1 DE 60309546D1
Authority
DE
Germany
Prior art keywords
wahrscheinlichtkeitsdetektor
posteriori
maximum
posteriori wahrscheinlichtkeitsdetektor
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
DE60309546T
Other languages
English (en)
Other versions
DE60309546T2 (de
Inventor
David Garrett
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies 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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Application granted granted Critical
Publication of DE60309546D1 publication Critical patent/DE60309546D1/de
Publication of DE60309546T2 publication Critical patent/DE60309546T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/23—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using convolutional codes, e.g. unit memory codes
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Artificial Intelligence (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Radio Transmission System (AREA)
  • Error Detection And Correction (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE60309546T 2002-08-30 2003-08-14 Maximal-a-posteriori-Wahrscheinlichtkeitsdetektor Expired - Lifetime DE60309546T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/231,980 US7609777B2 (en) 2002-08-30 2002-08-30 Maximum likelihood a posteriori probability detector
US231980 2002-08-30

Publications (2)

Publication Number Publication Date
DE60309546D1 true DE60309546D1 (de) 2006-12-21
DE60309546T2 DE60309546T2 (de) 2007-08-30

Family

ID=31495397

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60309546T Expired - Lifetime DE60309546T2 (de) 2002-08-30 2003-08-14 Maximal-a-posteriori-Wahrscheinlichtkeitsdetektor

Country Status (5)

Country Link
US (1) US7609777B2 (de)
EP (1) EP1394978B1 (de)
JP (1) JP4347638B2 (de)
KR (1) KR100987913B1 (de)
DE (1) DE60309546T2 (de)

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US7782984B2 (en) * 2002-08-30 2010-08-24 Alcatel-Lucent Usa Inc. Method of sphere decoding with low complexity and good statistical output
US7822150B2 (en) * 2003-03-15 2010-10-26 Alcatel-Lucent Usa Inc. Spherical decoder for wireless communications
CN1883145B (zh) * 2003-11-21 2010-12-08 松下电器产业株式会社 多天线接收装置、多天线接收方法、多天线发送装置以及多天线通信系统
EP1655878A1 (de) 2004-11-03 2006-05-10 Matsushita Electric Industrial Co., Ltd. Verfahren und Senderstruktur zur Verminderung der Mehrdeutigkeit durch Wiederholungsneuanordnung im Symbolbereich
WO2006048061A1 (en) 2004-11-03 2006-05-11 Matsushita Electric Industrial Co., Ltd. Method and transmitter structure removing phase ambiguity by repetition rearrangement
KR100800853B1 (ko) 2005-06-09 2008-02-04 삼성전자주식회사 통신 시스템에서 신호 수신 장치 및 방법
KR100892104B1 (ko) * 2005-11-16 2009-04-08 삼성전자주식회사 다중 안테나 통신시스템에서 로그 우도 율 생성 장치 및방법
US7720166B2 (en) * 2006-03-30 2010-05-18 Intel Corporation System, method and device of decoding spatially multiplexed signals
US7620397B2 (en) * 2006-06-27 2009-11-17 Motorola, Inc. Method for managing scanning of channels in a wireless network
US8116242B2 (en) * 2006-07-18 2012-02-14 Motorola Mobility, Inc. Receiver having multi-antenna log likelihood ratio generation with channel estimation error
KR100930522B1 (ko) * 2006-12-22 2009-12-09 삼성전자주식회사 다중 입출력 무선통신 시스템에서 수신 장치 및 방법
US8432986B2 (en) 2006-12-22 2013-04-30 Samsung Electronics Co., Ltd. Apparatus and method for receiving signals in multiple-input multiple-output wireless communication system
US20080267306A1 (en) * 2007-04-27 2008-10-30 Texas Instruments Incorporated Systems and Methods for Low-Complexity Maximum-Likelihood MIMO Detection
US9209937B2 (en) * 2007-06-28 2015-12-08 Telefonaktiebolaget L M Ericsson (Publ) Reliable decoding of a high-speed shared control channel
KR100912508B1 (ko) * 2007-11-22 2009-08-17 한국전자통신연구원 후보 벡터 선택 방법 및 송신 심볼 검출 방법
US8576955B2 (en) * 2008-03-28 2013-11-05 Qualcomm Incorporated Architecture to handle concurrent multiple channels
US8135087B2 (en) * 2008-12-05 2012-03-13 Electronics And Telecommunications Research Institute Apparatus and method for signal detection using log likelihood ratio
KR101060916B1 (ko) * 2008-12-23 2011-08-30 주식회사 세아네트웍스 데이터 수신방법 및 장치
KR101072559B1 (ko) * 2009-10-28 2011-10-11 강릉원주대학교산학협력단 대수우도비를 산출하는 방법 및 복조 장치
WO2014040130A1 (en) * 2012-09-12 2014-03-20 Cohda Wireless Pty Ltd Split radio architecture
US10153935B2 (en) * 2016-07-18 2018-12-11 Intel Corporation Apparatus, system and method of communicating a transmission according to a rotated 256 quadrature amplitude modulation (QAM) scheme

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JPH03195129A (ja) * 1989-12-22 1991-08-26 Mitsubishi Electric Corp 最尤系列推定装置
US5263053A (en) * 1992-03-24 1993-11-16 Novatel Communications Ltd. Fractionally spaced maximum likelihood sequence estimation receiver
JPH06232769A (ja) 1993-02-05 1994-08-19 Sony Corp ビタビ復号方法およびその装置
US5675590A (en) * 1994-11-23 1997-10-07 At&T Wireless Services, Inc. Cyclic trellis coded modulation
DE69725995T2 (de) * 1996-08-29 2004-11-11 Cisco Technology, Inc., San Jose Raumzeitliche signalverarbeitung für übertragungssysteme
IL120210A (en) * 1997-02-13 1999-12-31 Dspc Tech Ltd Synchronization system and method for digital communication systems
US6058105A (en) 1997-09-26 2000-05-02 Lucent Technologies Inc. Multiple antenna communication system and method thereof
US6487255B1 (en) * 1998-08-31 2002-11-26 Ericsson Inc. Information generation for coherent demodulation of differentially encoded signals
US6944247B2 (en) * 1999-11-19 2005-09-13 Texas Instruments Incorporated Plural circuit selection using role reversing control inputs
US6556634B1 (en) * 1999-02-10 2003-04-29 Ericsson, Inc. Maximum likelihood rake receiver for use in a code division, multiple access wireless communication system
US6891897B1 (en) * 1999-07-23 2005-05-10 Nortel Networks Limited Space-time coding and channel estimation scheme, arrangement and method
US6857101B1 (en) * 1999-12-14 2005-02-15 Intel Corporation Apparatus and method of storing reference vector of state metric
US6801579B1 (en) 2000-03-09 2004-10-05 Lucent Technologies Inc. Method and wireless communication using unitary space-time signal constellations
US20020051501A1 (en) * 2000-04-28 2002-05-02 Victor Demjanenko Use of turbo-like codes for QAM modulation using independent I and Q decoding techniques and applications to xDSL systems
US6289000B1 (en) * 2000-05-19 2001-09-11 Intellon Corporation Frame control encoder/decoder for robust OFDM frame transmissions
US20080095121A1 (en) * 2002-05-14 2008-04-24 Shattil Steve J Carrier interferometry networks
US7035354B2 (en) * 2000-12-08 2006-04-25 International Business Machine Corporation CDMA multi-user detection with a real symbol constellation
US6944242B2 (en) * 2001-01-04 2005-09-13 Comsys Communication & Signal Processing Ltd. Apparatus for and method of converting soft symbol information to soft bit information
US6977977B1 (en) * 2001-02-20 2005-12-20 Comsys Communication & Signal Processing Ltd. Compensation of I/Q gain mismatch in a communications receiver
JP3714910B2 (ja) * 2001-02-20 2005-11-09 株式会社エヌ・ティ・ティ・ドコモ ターボ受信方法及びその受信機
US7110349B2 (en) * 2001-03-06 2006-09-19 Brn Phoenix, Inc. Adaptive communications methods for multiple user packet radio wireless networks
KR100434473B1 (ko) * 2001-05-11 2004-06-05 삼성전자주식회사 직교주파수 분할 다중 시스템에서 채널 복호 장치 및 방법
CA2468574A1 (en) * 2001-11-29 2003-06-05 Qualcomm, Incorporated Method and apparatus for determining the log-likelihood ratio with precoding
US7961826B2 (en) * 2006-12-14 2011-06-14 Texas Instruments Incorporated Parameterized sphere detector and methods of using the same

Also Published As

Publication number Publication date
DE60309546T2 (de) 2007-08-30
US20040042565A1 (en) 2004-03-04
EP1394978B1 (de) 2006-11-08
KR20040019906A (ko) 2004-03-06
EP1394978A1 (de) 2004-03-03
KR100987913B1 (ko) 2010-10-18
US7609777B2 (en) 2009-10-27
JP2004096745A (ja) 2004-03-25
JP4347638B2 (ja) 2009-10-21

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