FI20040196A0 - Signaalin havaitseminen käyttäen sphere decoding - tekniikkaa - Google Patents

Signaalin havaitseminen käyttäen sphere decoding - tekniikkaa

Info

Publication number
FI20040196A0
FI20040196A0 FI20040196A FI20040196A FI20040196A0 FI 20040196 A0 FI20040196 A0 FI 20040196A0 FI 20040196 A FI20040196 A FI 20040196A FI 20040196 A FI20040196 A FI 20040196A FI 20040196 A0 FI20040196 A0 FI 20040196A0
Authority
FI
Finland
Prior art keywords
signal detection
sphere decoding
sphere
decoding
detection
Prior art date
Application number
FI20040196A
Other languages
English (en)
Swedish (sv)
Inventor
Nikolai Nefedov
Enrique Ramirez
Ari Hottinen
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Priority to FI20040196A priority Critical patent/FI20040196A0/fi
Publication of FI20040196A0 publication Critical patent/FI20040196A0/fi
Priority to US10/860,327 priority patent/US7443928B2/en
Priority to CN201310445588.7A priority patent/CN103560806B/zh
Priority to JP2006521603A priority patent/JP4373439B2/ja
Priority to EP05701740.2A priority patent/EP1714397B1/en
Priority to KR1020067001835A priority patent/KR20060039015A/ko
Priority to PCT/FI2005/000024 priority patent/WO2005076491A1/en
Priority to RU2006132355/09A priority patent/RU2352064C2/ru
Priority to BRPI0507713A priority patent/BRPI0507713A8/pt
Priority to CNA2005800005095A priority patent/CN1806396A/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
    • H04L25/0202—Channel estimation
    • H04L25/021—Estimation of channel covariance
    • 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
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03203—Trellis search techniques
    • H04L25/03242—Methods involving sphere decoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • 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
    • 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
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03312—Arrangements specific to the provision of output signals
    • H04L25/03318—Provision of soft decisions

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Error Detection And Correction (AREA)
FI20040196A 2004-02-09 2004-02-09 Signaalin havaitseminen käyttäen sphere decoding - tekniikkaa FI20040196A0 (fi)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FI20040196A FI20040196A0 (fi) 2004-02-09 2004-02-09 Signaalin havaitseminen käyttäen sphere decoding - tekniikkaa
US10/860,327 US7443928B2 (en) 2004-02-09 2004-06-04 Signal detection using sphere decoding technique
CN201310445588.7A CN103560806B (zh) 2004-02-09 2005-01-17 利用球解码技术的信号检测方法和设备
JP2006521603A JP4373439B2 (ja) 2004-02-09 2005-01-17 スフィア復号技術を用いた信号検出
EP05701740.2A EP1714397B1 (en) 2004-02-09 2005-01-17 Signal detection using sphere decoding technique
KR1020067001835A KR20060039015A (ko) 2004-02-09 2005-01-17 스피어 디코딩 기술을 사용하는 신호 검출
PCT/FI2005/000024 WO2005076491A1 (en) 2004-02-09 2005-01-17 Signal detection using sphere decoding technique
RU2006132355/09A RU2352064C2 (ru) 2004-02-09 2005-01-17 Детектирование сигналов с использованием метода сферического декодирования
BRPI0507713A BRPI0507713A8 (pt) 2004-02-09 2005-01-17 Método, aparelho e sistema para detectar sinal
CNA2005800005095A CN1806396A (zh) 2004-02-09 2005-01-17 利用球解码技术的信号检测

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20040196A FI20040196A0 (fi) 2004-02-09 2004-02-09 Signaalin havaitseminen käyttäen sphere decoding - tekniikkaa

Publications (1)

Publication Number Publication Date
FI20040196A0 true FI20040196A0 (fi) 2004-02-09

Family

ID=31725678

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20040196A FI20040196A0 (fi) 2004-02-09 2004-02-09 Signaalin havaitseminen käyttäen sphere decoding - tekniikkaa

Country Status (3)

Country Link
US (1) US7443928B2 (fi)
CN (2) CN103560806B (fi)
FI (1) FI20040196A0 (fi)

Families Citing this family (38)

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US7315576B1 (en) * 2002-02-05 2008-01-01 Qualcomm Incorporated System for soft symbol decoding with MIMO log-map detection
US7782984B2 (en) * 2002-08-30 2010-08-24 Alcatel-Lucent Usa Inc. Method of sphere decoding with low complexity and good statistical output
EP1545082A3 (en) * 2003-12-17 2005-08-03 Kabushiki Kaisha Toshiba Signal decoding methods and apparatus
US8116410B1 (en) * 2004-08-09 2012-02-14 Rockstar Bidco, LP Communication signal decoding and soft demapping methods and systems
KR100626654B1 (ko) * 2005-06-16 2006-09-25 한국전자통신연구원 연판정 구복호 방법
WO2007012053A1 (en) 2005-07-20 2007-01-25 Stmicroelectronics, S.R.L. Apparatus and method for detecting communications from multiple sources
US9025689B2 (en) 2005-07-20 2015-05-05 Stmicroelectronics S.R.L. Method and apparatus for multiple antenna communications, and related systems and computer program
KR100923915B1 (ko) * 2005-12-16 2009-10-28 삼성전자주식회사 다중 안테나 시스템에서 반복 검출 및 복호 수신 장치 및방법
US7602838B2 (en) * 2005-12-22 2009-10-13 Telefonaktiebolaget Lm Ericsson (Publ) Linear turbo equalization using despread values
US7895503B2 (en) * 2006-01-11 2011-02-22 Qualcomm Incorporated Sphere detection and rate selection for a MIMO transmission
US7668268B2 (en) * 2006-05-22 2010-02-23 Nokia Corporation Lower complexity computation of lattice reduction
US7849069B2 (en) * 2006-06-21 2010-12-07 International Business Machines Corporation Method and system for federated resource discovery service in distributed systems
EP2104981B1 (en) * 2006-12-01 2016-10-26 Apple Inc. Antenna selection and soft demapping for mimo decoding
KR100874004B1 (ko) * 2006-12-07 2008-12-17 한국전자통신연구원 이동통신 시스템에서 공간 시간 부호의 검출 방법
US7961826B2 (en) * 2006-12-14 2011-06-14 Texas Instruments Incorporated Parameterized sphere detector and methods of using the same
US8042031B2 (en) * 2006-12-21 2011-10-18 Industrial Technology Research Institute Maximum likelihood detection method and system
US8132065B2 (en) * 2006-12-21 2012-03-06 Industrial Technology Research Institute Hybrid sphere decoding method and system
EP2119155A2 (en) * 2007-03-14 2009-11-18 STMicroelectronics S.r.l. A method and apparatus for multiple antenna communications, computer program product therefor
US8116399B2 (en) * 2008-01-31 2012-02-14 Hui Long Fund Limited Liability Company Multiple-input multiple-output signal detectors based on relaxed lattice reduction
ES2362759B1 (es) * 2008-04-14 2012-06-06 Fundacio Privada Centre Tecnologic De Telecomunicacions De Catalunya Procedimiento y dispositivo de comunicaciones digitales para la recepción de datos usando simbolos qam.
EP2448203B1 (en) * 2010-10-29 2013-05-08 Blue Wonder Communications GmbH Method for defining a search sequence for soft-decision sphere decoding algorithm
US8750176B2 (en) 2010-12-22 2014-06-10 Apple Inc. Methods and apparatus for the intelligent association of control symbols
RU2473958C1 (ru) * 2011-06-08 2013-01-27 Государственное образовательное учреждение высшего профессионального образования Омский государственный университет путей сообщения Способ регистрации единичного элемента с использованием методов нечеткой логики
US9723496B2 (en) 2011-11-04 2017-08-01 Qualcomm Incorporated Method and apparatus for interference cancellation by a user equipment using blind detection
US20130114437A1 (en) * 2011-11-04 2013-05-09 Qualcomm Incorporated Method and apparatus for interference cancellation by a user equipment using blind detection
US8897398B2 (en) * 2012-01-27 2014-11-25 Apple Inc. Methods and apparatus for error rate estimation
US9838226B2 (en) 2012-01-27 2017-12-05 Apple Inc. Methods and apparatus for the intelligent scrambling of control symbols
US8989322B2 (en) * 2012-02-15 2015-03-24 Intel Mobile Communications GmbH Data detection and receiver circuit
US9325427B1 (en) * 2012-10-31 2016-04-26 Ciena Corporation Maximum likelihood decoding
US9450790B2 (en) 2013-01-31 2016-09-20 Apple Inc. Methods and apparatus for enabling and disabling scrambling of control symbols
US9210010B2 (en) 2013-03-15 2015-12-08 Apple, Inc. Methods and apparatus for scrambling symbols over multi-lane serial interfaces
WO2014198335A1 (en) * 2013-06-14 2014-12-18 Telefonaktiebolaget L M Ericsson (Publ) Demodulation technique
CN104468040B (zh) * 2014-11-28 2018-04-13 华南理工大学 一种基于信号特征的无线通信球解码方法
EP3059915B1 (en) * 2015-02-19 2021-03-24 Institut Mines-Telecom Tree search-based decoding
EP3082287A1 (en) * 2015-04-16 2016-10-19 Gemalto M2M GmbH Method for uplink communication in a lte cellular network
CN105262708B (zh) * 2015-10-30 2018-05-04 西安电子科技大学 基于导频信道估计的mimo系统软检测方法
US10523480B1 (en) * 2018-11-08 2019-12-31 Nxp B.V. K-bit enumerative sphere shaping of multidimensional constellations
US10872045B1 (en) 2019-07-11 2020-12-22 Nokia Technologies Oy Method and apparatus for symbol detection

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7236536B2 (en) * 2001-07-26 2007-06-26 Lucent Technologies Inc. Method and apparatus for detection and decoding of signals received from a linear propagation channel
ATE452470T1 (de) * 2002-05-17 2010-01-15 Mitsubishi Electric Inf Tech Mehrbenutzerdetektionsverfahren mit beschleunigter kugeldekodierung

Also Published As

Publication number Publication date
CN1806396A (zh) 2006-07-19
US7443928B2 (en) 2008-10-28
CN103560806A (zh) 2014-02-05
US20050175122A1 (en) 2005-08-11
CN103560806B (zh) 2016-04-27

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