ATE341873T1 - Verfahren und vorrichtung zur mehrbenutzererkennung - Google Patents

Verfahren und vorrichtung zur mehrbenutzererkennung

Info

Publication number
ATE341873T1
ATE341873T1 AT01403223T AT01403223T ATE341873T1 AT E341873 T1 ATE341873 T1 AT E341873T1 AT 01403223 T AT01403223 T AT 01403223T AT 01403223 T AT01403223 T AT 01403223T AT E341873 T1 ATE341873 T1 AT E341873T1
Authority
AT
Austria
Prior art keywords
sub
vector
symbols
user recognition
spectral
Prior art date
Application number
AT01403223T
Other languages
English (en)
Inventor
Loic Brunel
Original Assignee
Mitsubishi Electric Inf Tech
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 Mitsubishi Electric Inf Tech filed Critical Mitsubishi Electric Inf Tech
Application granted granted Critical
Publication of ATE341873T1 publication Critical patent/ATE341873T1/de

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
    • H04L25/03—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
    • H04L25/03331—Arrangements for the joint estimation of multiple sequences
    • 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
    • H04L25/03993—Noise whitening
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/023—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA]
    • H04L5/026—Multiplexing of multicarrier modulation signals, e.g. multi-user orthogonal frequency division multiple access [OFDMA] using code division
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Error Detection And Correction (AREA)
  • Push-Button Switches (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Image Processing (AREA)
  • Sorting Of Articles (AREA)
AT01403223T 2000-12-13 2001-12-12 Verfahren und vorrichtung zur mehrbenutzererkennung ATE341873T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0016351A FR2818057B1 (fr) 2000-12-13 2000-12-13 Methode et dispositif de detection multi-utilisateur

Publications (1)

Publication Number Publication Date
ATE341873T1 true ATE341873T1 (de) 2006-10-15

Family

ID=8857683

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01403223T ATE341873T1 (de) 2000-12-13 2001-12-12 Verfahren und vorrichtung zur mehrbenutzererkennung

Country Status (6)

Country Link
US (1) US7130353B2 (de)
EP (1) EP1215839B1 (de)
JP (1) JP4014077B2 (de)
AT (1) ATE341873T1 (de)
DE (1) DE60123559T2 (de)
FR (1) FR2818057B1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7952511B1 (en) 1999-04-07 2011-05-31 Geer James L Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns
DE60213193T2 (de) * 2002-01-11 2007-06-21 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren für eine Aufwärtsstrecken-Vorverzerrung für ein MC-CDMA-Telekommunnikationssystem
EP1328083B1 (de) * 2002-01-11 2006-10-25 Mitsubishi Electric Information Technology Centre Europe B.V. Vorverzerrungsverfahren für einen Mehrträger-CDMA-Aufwärtskanal
KR100465315B1 (ko) * 2002-10-25 2005-01-13 한국전자통신연구원 다중반송파 코드분할 다중접속에서의 확산/역확산 시스템및 그 방법
US7042967B2 (en) * 2003-03-03 2006-05-09 Interdigital Technology Corporation Reduced complexity sliding window based equalizer
EP1604466A4 (de) * 2003-03-03 2007-06-27 Interdigital Tech Corp Entzerrer auf basis eines gleitenden fensters mit verminderter komplexität
FR2853480B1 (fr) * 2003-04-01 2005-06-17 Procede et dispositif d'identification autodidacte d'un melange sous-determine de sources au quatrieme ordre
US6985699B2 (en) * 2003-04-16 2006-01-10 Bae Systems Information And Electronic Systems Integration Inc. Efficient and optimal channel encoding and channel decoding in a multiple access communications system
DE60311782T2 (de) * 2003-06-26 2007-11-08 Mitsubishi Denki K.K. Verfahren zum Decodieren von in einem Telekommunikationssysstem gesendeten Symbolen
EP1895728A1 (de) * 2006-08-28 2008-03-05 Sony Deutschland Gmbh Entzerrervorrichtung und Verfahren zur Entzerrung
EP1895726A1 (de) * 2006-08-28 2008-03-05 Sony Deutschland Gmbh Circuit et procédé d'égalisation
EP1895729B1 (de) * 2006-08-28 2012-04-18 Sony Deutschland Gmbh Entzerrervorrichtung und Verfahren zur Entzerrung
US20090285125A1 (en) * 2008-05-17 2009-11-19 Farokh Marvasti Iterative synchronous and Asynchronous Multi-User Detection with Optimum Soft limiter
US8203992B2 (en) * 2008-09-17 2012-06-19 Qualcomm Incorporated Methods and systems for implementing CDMA-based dedicated control channels in an OFDMA-based network
US8275267B2 (en) * 2010-01-25 2012-09-25 Infinera Corporation Method, system, and apparatus for filter implementation using hermitian conjugates
US10148285B1 (en) 2012-07-25 2018-12-04 Erich Schmitt Abstraction and de-abstraction of a digital data stream
US10795858B1 (en) 2014-02-18 2020-10-06 Erich Schmitt Universal abstraction and de-abstraction of a digital data stream

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI85548C (fi) * 1990-06-14 1992-04-27 Nokia Oy Ab Mottagningsfoerfarande och mottagare foer diskreta signaler.
US5297170A (en) * 1990-08-21 1994-03-22 Codex Corporation Lattice and trellis-coded quantization
FR2701178A1 (fr) * 1993-02-03 1994-08-05 Philips Electronique Lab Système de communication par étalement de spectre à multiutilisateurs.
FI106898B (fi) 1993-11-10 2001-04-30 Nokia Networks Oy Vastaanottomenetelmä ja CDMA-vastaanotin
WO1998009385A2 (en) * 1996-08-29 1998-03-05 Cisco Technology, Inc. Spatio-temporal processing for communication
US6263013B1 (en) * 1996-11-21 2001-07-17 Dsp Group, Inc. Fast tracking of PN synchronization in a direct-sequence spread-spectrum digital communications system
US6628699B2 (en) 1997-06-23 2003-09-30 Schlumberger Resource Management Systems, Inc. Receiving a spread spectrum signal
US6181729B1 (en) * 1997-12-19 2001-01-30 Supergold Communication Limited Spread spectrum communication
US6654365B1 (en) * 1998-02-24 2003-11-25 L-3 Communications Corporation Reduced complexity trellis-based multiuser detector for CDMA
EP1109326A1 (de) 1999-12-15 2001-06-20 Lucent Technologies Inc. Präambeldetektor für einen CDMA-Empfänger
JP4327973B2 (ja) 2000-01-25 2009-09-09 パナソニック株式会社 受信装置および受信時刻推定方法
US6801579B1 (en) * 2000-03-09 2004-10-05 Lucent Technologies Inc. Method and wireless communication using unitary space-time signal constellations
US6618433B1 (en) * 2000-08-04 2003-09-09 Intel Corporation Family of linear multi-user detectors (MUDs)
FR2814014B1 (fr) 2000-09-14 2002-10-11 Mitsubishi Electric Inf Tech Methode de detection multi-utilisateur

Also Published As

Publication number Publication date
US7130353B2 (en) 2006-10-31
EP1215839A1 (de) 2002-06-19
FR2818057A1 (fr) 2002-06-14
FR2818057B1 (fr) 2006-07-07
EP1215839B1 (de) 2006-10-04
JP4014077B2 (ja) 2007-11-28
DE60123559T2 (de) 2007-08-16
US20020097784A1 (en) 2002-07-25
DE60123559D1 (de) 2006-11-16
JP2002217867A (ja) 2002-08-02

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