AU621536B2 - Partial response channel signaling systems - Google Patents

Partial response channel signaling systems Download PDF

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Publication number
AU621536B2
AU621536B2 AU12040/88A AU1204088A AU621536B2 AU 621536 B2 AU621536 B2 AU 621536B2 AU 12040/88 A AU12040/88 A AU 12040/88A AU 1204088 A AU1204088 A AU 1204088A AU 621536 B2 AU621536 B2 AU 621536B2
Authority
AU
Australia
Prior art keywords
sequence
signals
dimensional
code
modulo
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
Application number
AU12040/88A
Other languages
English (en)
Other versions
AU1204088A (en
Inventor
Vedat M. Eyuboglu
G. David Forney Jr.
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.)
General Electric Co
Original Assignee
Codex 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 Codex Corp filed Critical Codex Corp
Publication of AU1204088A publication Critical patent/AU1204088A/en
Application granted granted Critical
Publication of AU621536B2 publication Critical patent/AU621536B2/en
Assigned to MOTOROLA, INC. reassignment MOTOROLA, INC. Alteration of Name(s) in Register under S187 Assignors: CODEX CORPORATION
Assigned to GENERAL ELECTRIC CAPITAL CORPORATION reassignment GENERAL ELECTRIC CAPITAL CORPORATION Alteration of Name(s) in Register under S187 Assignors: MOTOROLA, INC.
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

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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
    • H04L27/3438—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 generalised cross constellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/497—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by correlative coding, e.g. partial response coding or echo modulation coding transmitters and receivers for partial response systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
AU12040/88A 1987-02-24 1988-02-22 Partial response channel signaling systems Expired AU621536B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1834587A 1987-02-24 1987-02-24
US018345 1987-02-24

Publications (2)

Publication Number Publication Date
AU1204088A AU1204088A (en) 1988-09-08
AU621536B2 true AU621536B2 (en) 1992-03-19

Family

ID=21787463

Family Applications (1)

Application Number Title Priority Date Filing Date
AU12040/88A Expired AU621536B2 (en) 1987-02-24 1988-02-22 Partial response channel signaling systems

Country Status (9)

Country Link
JP (1) JPH06103895B2 (de)
AU (1) AU621536B2 (de)
CA (1) CA1306543C (de)
DE (1) DE3805582C2 (de)
FR (1) FR2611332B1 (de)
GB (1) GB2201567B (de)
HK (1) HK41592A (de)
NL (1) NL8800474A (de)
SG (1) SG37292G (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2012914C (en) * 1989-05-12 1999-05-04 Vedat M. Eyuboglu Trellis precoding for modulation systems
CA2014867A1 (en) * 1989-05-12 1990-11-12 G. David Forney, Jr. Generalized partial response channel signaling systems
CH685525A5 (de) * 1990-03-12 1995-07-31 Ascom Radiocom Ag Verfahren zur trelliscodierten Modulation.
US5164963A (en) * 1990-11-07 1992-11-17 At&T Bell Laboratories Coding for digital transmission
DE4201439A1 (de) * 1992-01-21 1993-07-22 Daimler Benz Ag Verfahren und anordnung zur uebertragung hoher datenraten fuer den digitalen rundfunk
FR2740286B1 (fr) * 1995-10-23 1998-01-02 Inst Eurecom Dispositif et procede de communication hybride numerique- analogique sur un canal telephonique

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1572670A (en) * 1976-06-18 1980-07-30 Ibm Data transmission system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1250924A (de) * 1969-06-25 1971-10-27
DE2836445C2 (de) * 1978-08-19 1979-11-15 Te Ka De Felten & Guilleaume Fernmeldeanlagen Gmbh, 8500 Nuernberg Schaltungsanordnung zur Fehlererkennung in Digitalsignalen
GB2118006B (en) * 1982-03-19 1985-09-04 Gen Electric Co Plc Transmission systems
EP0178077B1 (de) * 1984-10-02 1989-11-15 Kabushiki Kaisha Toshiba Optischer Kopf zur Aufzeichnung und Wiedergabe von Daten von einem Aufzeichnungsmedium
NL8403366A (nl) * 1984-11-06 1986-06-02 Philips Nv Inrichting voor het bewaken van een cmi-codeomvormer.
NL8601603A (nl) * 1986-06-20 1988-01-18 Philips Nv Kanaalcoderingsinrichting.

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1572670A (en) * 1976-06-18 1980-07-30 Ibm Data transmission system

Also Published As

Publication number Publication date
FR2611332A1 (fr) 1988-08-26
NL8800474A (nl) 1988-09-16
CA1306543C (en) 1992-08-18
DE3805582A1 (de) 1988-09-01
FR2611332B1 (fr) 1992-09-11
GB8804283D0 (en) 1988-03-23
SG37292G (en) 1992-05-22
JPH06103895B2 (ja) 1994-12-14
AU1204088A (en) 1988-09-08
GB2201567A (en) 1988-09-01
GB2201567B (en) 1991-09-25
HK41592A (en) 1992-06-19
JPS63240154A (ja) 1988-10-05
DE3805582C2 (de) 2001-04-12

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Owner name: GENERAL ELECTRIC CAPITAL CORPORATION

Free format text: FORMER OWNER WAS: MOTOROLA, INC.