DE68915758T2 - Blockkodierungsschema für die Übertragung von partiellen Bits. - Google Patents

Blockkodierungsschema für die Übertragung von partiellen Bits.

Info

Publication number
DE68915758T2
DE68915758T2 DE68915758T DE68915758T DE68915758T2 DE 68915758 T2 DE68915758 T2 DE 68915758T2 DE 68915758 T DE68915758 T DE 68915758T DE 68915758 T DE68915758 T DE 68915758T DE 68915758 T2 DE68915758 T2 DE 68915758T2
Authority
DE
Germany
Prior art keywords
transmission
coding scheme
block coding
partial bits
bits
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 - Fee Related
Application number
DE68915758T
Other languages
English (en)
Other versions
DE68915758D1 (de
Inventor
Pierre Rene Dr Chevillat
Evangelos Stavros Eleftheriou
Dietrich Gerhard Ulric Maiwald
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of DE68915758D1 publication Critical patent/DE68915758D1/de
Application granted granted Critical
Publication of DE68915758T2 publication Critical patent/DE68915758T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/3405—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power
    • H04L27/3416—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power in which the information is carried by both the individual signal points and the subset to which the individual points belong, e.g. using coset coding, lattice coding, or related schemes
    • H04L27/3427—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power in which the information is carried by both the individual signal points and the subset to which the individual points belong, e.g. using coset coding, lattice coding, or related schemes in which the constellation is the n - fold Cartesian product of a single underlying two-dimensional constellation
    • H04L27/3433—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power in which the information is carried by both the individual signal points and the subset to which the individual points belong, e.g. using coset coding, lattice coding, or related schemes in which the constellation is the n - fold Cartesian product of a single underlying two-dimensional constellation using an underlying square constellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/345—Modifications of the signal space to allow the transmission of additional information
    • H04L27/3461—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel
    • H04L27/3477—Modifications of the signal space to allow the transmission of additional information in order to transmit a subchannel by using the outer points of the constellation or of the constituent two-dimensional constellations
DE68915758T 1989-07-07 1989-07-07 Blockkodierungsschema für die Übertragung von partiellen Bits. Expired - Fee Related DE68915758T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP89810516A EP0406507B1 (de) 1989-07-07 1989-07-07 Blockkodierungsschema für die Übertragung von partiellen Bits

Publications (2)

Publication Number Publication Date
DE68915758D1 DE68915758D1 (de) 1994-07-07
DE68915758T2 true DE68915758T2 (de) 1994-12-08

Family

ID=8203163

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68915758T Expired - Fee Related DE68915758T2 (de) 1989-07-07 1989-07-07 Blockkodierungsschema für die Übertragung von partiellen Bits.

Country Status (4)

Country Link
US (1) US5113401A (de)
EP (1) EP0406507B1 (de)
JP (1) JPH0691470B2 (de)
DE (1) DE68915758T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4941154A (en) * 1989-05-30 1990-07-10 At&T Bell Laboratories Trellis coding method and arrangement for fractional bit rates
FR2664111A1 (fr) * 1990-06-28 1992-01-03 Alcatel Transmission Circuit de decodage de codes convolutionnels pour l'execution de l'etape de stockage et d'exploration inverse des chemins survivants d'un algorithme de viterbi.
GB9016420D0 (en) * 1990-07-26 1990-09-12 British Telecomm Block coded modulation
CA2106844C (en) * 1991-03-28 1998-12-01 John David Brownlie Tcm scheme with fractional bit rates, framing signals and constellation shaping
US5623516A (en) * 1991-03-28 1997-04-22 British Telecommunications Public Limited Company Frame synchronization for QAM
US5349589A (en) * 1991-07-01 1994-09-20 Ericsson Ge Mobile Communications Inc. Generalized viterbi algorithm with tail-biting
US5343500A (en) * 1991-09-03 1994-08-30 At&T Bell Laboratories Non-linear encoder and decoder for information transmission through non-linear channels
US5216694A (en) * 1991-09-12 1993-06-01 At&T Bell Laboratories Trellis coding for fractional bits
US5377194A (en) * 1991-12-16 1994-12-27 At&T Corp. Multiplexed coded modulation with unequal error protection
DE69304562T2 (de) * 1992-02-20 1997-04-30 Mitsubishi Motors Corp Abgasemissionsregeleinrichtung
US5329551A (en) * 1992-04-16 1994-07-12 At&T Bell Laboratories Overlapped multilevel codes
US5258987A (en) * 1992-04-16 1993-11-02 At&T Bell Laboratories Multilevel coding using trellis-coded modulation and reed-solomon codes
US5408502A (en) * 1992-07-13 1995-04-18 General Instrument Corporation Apparatus and method for communicating digital data using trellis coded QAM with punctured convolutional codes
KR100264624B1 (ko) * 1993-12-29 2000-09-01 비트쿠스 리차드 에프. 가변 사이즈 데이타 성좌용 데이타 프레임 포맷
CA2157958C (en) * 1994-10-11 2000-01-18 Lee-Fang Wei Trellis coded modulation employing lower dimensionality convolutional encoder
US5659578A (en) * 1994-11-23 1997-08-19 At&T Wireless Services, Inc. High rate Reed-Solomon concatenated trellis coded 16 star QAM system for transmission of data over cellular mobile radio
US5675590A (en) * 1994-11-23 1997-10-07 At&T Wireless Services, Inc. Cyclic trellis coded modulation
US6889356B1 (en) 1994-11-23 2005-05-03 Cingular Wireless Ii, Llc Cyclic trellis coded modulation
US5703911A (en) * 1995-08-17 1997-12-30 Chung-Chin Chen Decoding method for trellis codes with large free distances
US5996104A (en) * 1996-09-13 1999-11-30 Herzberg; Hanan System for coding system
US5812601A (en) * 1996-11-15 1998-09-22 Telefonaktiebolaget Lm Ericsson Coding for higher-level modulation
US6275966B1 (en) * 1998-06-03 2001-08-14 Ericsson, Inc. Error detection for radio transmission including logically combined pseudo-random numbers and related transmitters, receivers, and methods
US6519737B1 (en) 2000-03-07 2003-02-11 International Business Machines Corporation Computing the CRC bits at a time for data whose length in bits is not a multiple of M
JPWO2011021660A1 (ja) 2009-08-19 2013-01-24 相田化学工業株式会社 装飾金属物品の製造方法および装飾金属物品
EP2413530B1 (de) * 2010-07-27 2016-06-29 ADVA Optical Networking SE Vorrichtung und Verfahren zur fraktionellen Bitkodierung und -dekodierung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH609510A5 (de) * 1976-06-18 1979-02-28 Ibm
US4597090A (en) * 1983-04-14 1986-06-24 Codex Corporation Block coded modulation system
US4755998A (en) * 1984-02-06 1988-07-05 Codex Corporation Coded modulation system
ATE50429T1 (de) * 1985-06-14 1990-02-15 Philips Nv System zum uebertragen von worten, gesichert bei einer kombination eines blockcodes und eines rekurrenten kodes, uebertragungsgeraet zur verwendung in solchem system und empfaengergeraet zur verwendung in solchem system.
JPS62105531A (ja) * 1985-11-01 1987-05-16 Kokusai Denshin Denwa Co Ltd <Kdd> 逐次復号誤り訂正方式
DE3600905A1 (de) * 1986-01-15 1987-07-16 Ant Nachrichtentech Verfahren zum dekodieren von binaersignalen sowie viterbi-dekoder und anwendungen
US4761784A (en) * 1987-01-15 1988-08-02 Racal Data Communications Inc. Modem and method using multidimensional coded modulation
JPS63243890A (ja) * 1987-03-31 1988-10-11 Toshiba Corp 半導体集積回路装置
JPS63286781A (ja) * 1987-05-19 1988-11-24 Mitsubishi Electric Corp 回路の試験方法
JPS643744A (en) * 1987-06-26 1989-01-09 Hitachi Ltd Lsi test method

Also Published As

Publication number Publication date
DE68915758D1 (de) 1994-07-07
JPH0346416A (ja) 1991-02-27
JPH0691470B2 (ja) 1994-11-14
US5113401A (en) 1992-05-12
EP0406507B1 (de) 1994-06-01
EP0406507A1 (de) 1991-01-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee