GB2063024B - Coder-decoder for digital transmission - Google Patents

Coder-decoder for digital transmission

Info

Publication number
GB2063024B
GB2063024B GB8033780A GB8033780A GB2063024B GB 2063024 B GB2063024 B GB 2063024B GB 8033780 A GB8033780 A GB 8033780A GB 8033780 A GB8033780 A GB 8033780A GB 2063024 B GB2063024 B GB 2063024B
Authority
GB
United Kingdom
Prior art keywords
coder
decoder
digital transmission
digital
transmission
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
GB8033780A
Other languages
English (en)
Other versions
GB2063024A (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB2063024A publication Critical patent/GB2063024A/en
Application granted granted Critical
Publication of GB2063024B publication Critical patent/GB2063024B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M5/00—Conversion of the form of the representation of individual digits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
    • H04B14/046—Systems or methods for reducing noise or bandwidth
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
GB8033780A 1979-11-14 1980-10-20 Coder-decoder for digital transmission Expired GB2063024B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7928053A FR2469839A1 (fr) 1979-11-14 1979-11-14 Codeur-decodeur pour voies de transmission numeriques

Publications (2)

Publication Number Publication Date
GB2063024A GB2063024A (en) 1981-05-28
GB2063024B true GB2063024B (en) 1984-02-01

Family

ID=9231662

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8033780A Expired GB2063024B (en) 1979-11-14 1980-10-20 Coder-decoder for digital transmission

Country Status (4)

Country Link
US (1) US4369512A (forum.php)
DE (1) DE3042394A1 (forum.php)
FR (1) FR2469839A1 (forum.php)
GB (1) GB2063024B (forum.php)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60183669A (ja) * 1984-03-02 1985-09-19 Nec Corp メモリ制御装置
DE3576060D1 (de) * 1985-06-14 1990-03-22 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.
US5115438A (en) * 1988-08-04 1992-05-19 Siemens Aktiengesellschaft Method for redundancy-saving, error-correcting coding in digital radio link systems having multi-level modulation
US5151579A (en) * 1990-05-24 1992-09-29 Gregtag Systems, Inc. Method of checking correlation between parts of a photofinishing order through the use of error weights
US5229767A (en) * 1991-09-05 1993-07-20 Motorola, Inc. Decoder for convolutionally encoded information
US5377194A (en) * 1991-12-16 1994-12-27 At&T Corp. Multiplexed coded modulation with unequal error protection
US6359897B1 (en) 1997-11-03 2002-03-19 Harris Corporation Control system for controlling the processing data of a first in first out memory and method therefor
US20020085712A1 (en) * 2001-01-03 2002-07-04 International Business Machines Corporation Technique for efficiently generating pseudo-random bits
DE602004027532D1 (de) * 2003-12-09 2010-07-15 Intelleflex Corp Batterieaktivierungsschaltung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL82289C (forum.php) * 1949-03-11
NL121716C (forum.php) * 1961-04-04 1967-02-08
US3508197A (en) * 1966-12-23 1970-04-21 Bell Telephone Labor Inc Single character error and burst-error correcting systems utilizing convolution codes
US3945002A (en) * 1974-10-25 1976-03-16 Bell Telephone Laboratories, Incorporated Block digital processor for use with nonuniformly encoded digital words
US4055832A (en) * 1975-09-24 1977-10-25 Motorola, Inc. One-error correction convolutional coding system
US4081789A (en) * 1975-11-12 1978-03-28 Siemens Aktiengesellschaft Switching arrangement for correcting the polarity of a data signal transmitted with a recurrent code
US4110735A (en) * 1977-05-12 1978-08-29 Rca Corporation Error detection and correction
US4119945A (en) * 1977-07-01 1978-10-10 Rca Corporation Error detection and correction

Also Published As

Publication number Publication date
US4369512A (en) 1983-01-18
FR2469839A1 (fr) 1981-05-22
DE3042394C2 (forum.php) 1989-03-30
FR2469839B1 (forum.php) 1981-10-30
DE3042394A1 (de) 1981-05-21
GB2063024A (en) 1981-05-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921020