ATE171579T1 - Verfahren zur binärkodierung von in einer ofdm- typ trägermodulation verwendeten konstellationspunkten. - Google Patents

Verfahren zur binärkodierung von in einer ofdm- typ trägermodulation verwendeten konstellationspunkten.

Info

Publication number
ATE171579T1
ATE171579T1 AT92906706T AT92906706T ATE171579T1 AT E171579 T1 ATE171579 T1 AT E171579T1 AT 92906706 T AT92906706 T AT 92906706T AT 92906706 T AT92906706 T AT 92906706T AT E171579 T1 ATE171579 T1 AT E171579T1
Authority
AT
Austria
Prior art keywords
pct
ofdm
constellation points
type carrier
carrier modulation
Prior art date
Application number
AT92906706T
Other languages
English (en)
Inventor
Couasnon Tristant De
Raoul Monnier
Yvon Fouche
Jean-Bernard Rault
Original Assignee
Thomson Multimedia Sa
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 Thomson Multimedia Sa filed Critical Thomson Multimedia Sa
Application granted granted Critical
Publication of ATE171579T1 publication Critical patent/ATE171579T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • 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
    • H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Error Detection And Correction (AREA)
  • Television Systems (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Radio Transmission System (AREA)
AT92906706T 1991-02-12 1992-02-11 Verfahren zur binärkodierung von in einer ofdm- typ trägermodulation verwendeten konstellationspunkten. ATE171579T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9101584A FR2672755B1 (fr) 1991-02-12 1991-02-12 Procede de codage en binaire des points d'une constellation utilisee dans une modulation multiporteuse de type ofdm.

Publications (1)

Publication Number Publication Date
ATE171579T1 true ATE171579T1 (de) 1998-10-15

Family

ID=9409602

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92906706T ATE171579T1 (de) 1991-02-12 1992-02-11 Verfahren zur binärkodierung von in einer ofdm- typ trägermodulation verwendeten konstellationspunkten.

Country Status (12)

Country Link
US (1) US5329552A (de)
EP (1) EP0524306B1 (de)
JP (1) JPH05506761A (de)
AT (1) ATE171579T1 (de)
AU (1) AU649121B2 (de)
CA (1) CA2079999A1 (de)
DE (1) DE69227075D1 (de)
FI (1) FI924571L (de)
FR (1) FR2672755B1 (de)
NO (1) NO923957D0 (de)
RU (1) RU2108666C1 (de)
WO (1) WO1992014316A1 (de)

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Publication number Priority date Publication date Assignee Title
CN1032099C (zh) * 1992-03-26 1996-06-19 松下电器产业株式会社 通信系统
FR2701178A1 (fr) * 1993-02-03 1994-08-05 Philips Electronique Lab Système de communication par étalement de spectre à multiutilisateurs.
DE4330672A1 (de) * 1993-09-10 1995-03-16 Thomson Brandt Gmbh Verfahren zur ]bertragung von digitalisierten Fernseh- und/oder Tonrundfunksignalen
US6334219B1 (en) 1994-09-26 2001-12-25 Adc Telecommunications Inc. Channel selection for a hybrid fiber coax network
US7280564B1 (en) 1995-02-06 2007-10-09 Adc Telecommunications, Inc. Synchronization techniques in multipoint-to-point communication using orthgonal frequency division multiplexing
USRE42236E1 (en) 1995-02-06 2011-03-22 Adc Telecommunications, Inc. Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing
US6026120A (en) * 1997-03-05 2000-02-15 Paradyne Corp. System and method for using circular constellations with uncoded modulation
US6704317B1 (en) 1998-05-27 2004-03-09 3Com Corporation Multi-carrier LAN modem server
US6507585B1 (en) 1998-05-27 2003-01-14 3Com Corporation Multi-carrier LAN adapter device using frequency domain equalizer
US6891887B1 (en) 1998-05-27 2005-05-10 3Com Corporation Multi-carrier LAN adapter device using interpolative equalizer
US6377683B1 (en) 1998-05-29 2002-04-23 3Com Corporation Low complexity frequency domain echo canceller for DMT transceivers
US6603811B1 (en) 1998-05-29 2003-08-05 3Com Corporation Low complexity frequency domain equalizer having fast re-lock
GB2339514A (en) * 1998-07-11 2000-01-26 Motorola Ltd Cellular communication system with reduced power variation
EP1152560B1 (de) * 1998-12-18 2007-09-19 Fujitsu Limited Kodierung mit der fähigkeit spitzenleistung zu unterdrücken und fehler zu berichtigen in einem mehrträger übertragungssystem und zugehörige dekodierung
US6654431B1 (en) * 1999-09-15 2003-11-25 Telcordia Technologies, Inc. Multicarrier personal access communication system
CN1152492C (zh) * 1999-09-30 2004-06-02 富士通株式会社 多载波传输系统中的发射机、接收机以及发射/接收方法
WO2004004172A1 (en) * 2002-07-01 2004-01-08 Nokia Corporation Method and apparatus to establish constellations for imperfect channel state information at a receiver
US7889804B2 (en) * 2003-05-30 2011-02-15 Mohammad Jaber Borran Partially coherent constellations for multiple-antenna systems
RU2349051C2 (ru) * 2004-11-16 2009-03-10 Самсунг Электроникс Ко., Лтд. Устройство и способ обработки цифрового сигнала в системе беспроводной связи ofdma

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3887768A (en) * 1971-09-14 1975-06-03 Codex Corp Signal structures for double side band-quadrature carrier modulation
US3988539A (en) * 1974-09-16 1976-10-26 Hycom Incorporated Data transmission system using optimal eight-vector signaling scheme
GB2103456B (en) * 1981-06-22 1985-04-24 Gen Electric Co Plc Digital data transmission systems
JPS5835503A (ja) * 1981-08-27 1983-03-02 Nippon Telegr & Teleph Corp <Ntt> 零偏波分散単一直線偏波光フアイバ
US4713817A (en) * 1985-04-25 1987-12-15 Codex Corporation Multidimensional, convolutionally coded communication systems
EP0365431B1 (de) * 1988-10-21 1994-12-14 Thomson-Csf Sender, Sendeverfahren und Empfänger
US4866395A (en) * 1988-11-14 1989-09-12 Gte Government Systems Corporation Universal carrier recovery and data detection for digital communication systems
US4924516A (en) * 1989-05-23 1990-05-08 At&T Paradyne Method and system for a synchronized pseudo-random privacy modem
US5214656A (en) * 1990-12-13 1993-05-25 At&T Bell Laboratories Multiplexed coded modulation with unequal error protection

Also Published As

Publication number Publication date
EP0524306B1 (de) 1998-09-23
EP0524306A1 (de) 1993-01-27
NO923957L (no) 1992-10-12
DE69227075D1 (de) 1998-10-29
FI924571A7 (fi) 1992-10-09
WO1992014316A1 (fr) 1992-08-20
RU2108666C1 (ru) 1998-04-10
NO923957D0 (no) 1992-10-12
AU1544692A (en) 1992-09-07
FR2672755A1 (fr) 1992-08-14
AU649121B2 (en) 1994-05-12
FR2672755B1 (fr) 1993-05-07
JPH05506761A (ja) 1993-09-30
CA2079999A1 (fr) 1992-08-13
US5329552A (en) 1994-07-12
FI924571A0 (fi) 1992-10-09
FI924571L (fi) 1992-10-09

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