DE3510901A1 - Schaltungsanordnung zur umcodierung von datensignalen - Google Patents

Schaltungsanordnung zur umcodierung von datensignalen

Info

Publication number
DE3510901A1
DE3510901A1 DE19853510901 DE3510901A DE3510901A1 DE 3510901 A1 DE3510901 A1 DE 3510901A1 DE 19853510901 DE19853510901 DE 19853510901 DE 3510901 A DE3510901 A DE 3510901A DE 3510901 A1 DE3510901 A1 DE 3510901A1
Authority
DE
Germany
Prior art keywords
code words
circuit arrangement
recoding
buffer memory
length
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.)
Granted
Application number
DE19853510901
Other languages
German (de)
English (en)
Other versions
DE3510901C2 (enExample
Inventor
Georg Dipl.-Ing. 8581 Heinersreuth Lutz
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.)
Philips Intellectual Property and Standards GmbH
Original Assignee
Philips Patentverwaltung GmbH
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 Philips Patentverwaltung GmbH filed Critical Philips Patentverwaltung GmbH
Priority to DE19853510901 priority Critical patent/DE3510901A1/de
Publication of DE3510901A1 publication Critical patent/DE3510901A1/de
Application granted granted Critical
Publication of DE3510901C2 publication Critical patent/DE3510901C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE19853510901 1985-03-26 1985-03-26 Schaltungsanordnung zur umcodierung von datensignalen Granted DE3510901A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19853510901 DE3510901A1 (de) 1985-03-26 1985-03-26 Schaltungsanordnung zur umcodierung von datensignalen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853510901 DE3510901A1 (de) 1985-03-26 1985-03-26 Schaltungsanordnung zur umcodierung von datensignalen

Publications (2)

Publication Number Publication Date
DE3510901A1 true DE3510901A1 (de) 1986-10-09
DE3510901C2 DE3510901C2 (enExample) 1988-12-29

Family

ID=6266355

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853510901 Granted DE3510901A1 (de) 1985-03-26 1985-03-26 Schaltungsanordnung zur umcodierung von datensignalen

Country Status (1)

Country Link
DE (1) DE3510901A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3702490A1 (de) * 1987-01-28 1988-08-11 Thomson Brandt Gmbh Verfahren und vorrichtung zur digitalen nachrichtenuebertragung und/oder -aufzeichnung und -wiedergabe
US4837571A (en) * 1986-09-26 1989-06-06 U.S. Philips Corporation Circuit arrangement for converting a data signal
DE4405639C2 (de) * 1993-02-22 2000-08-03 Hyundai Electronics Ind Gerät zum Codieren mit variabler Länge

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4376933A (en) * 1979-02-22 1983-03-15 Xerox Corporation Circuit for compacting data
EP0103380A1 (en) * 1982-07-23 1984-03-21 British Telecommunications Improvements relating to data transmission
EP0138080A2 (en) * 1983-10-05 1985-04-24 International Business Machines Corporation Communication system using variable length character code and coding method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4376933A (en) * 1979-02-22 1983-03-15 Xerox Corporation Circuit for compacting data
EP0103380A1 (en) * 1982-07-23 1984-03-21 British Telecommunications Improvements relating to data transmission
EP0138080A2 (en) * 1983-10-05 1985-04-24 International Business Machines Corporation Communication system using variable length character code and coding method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4837571A (en) * 1986-09-26 1989-06-06 U.S. Philips Corporation Circuit arrangement for converting a data signal
EP0262731A3 (en) * 1986-09-26 1990-03-21 Philips Patentverwaltung Gmbh Data signal transcoding circuitry
DE3702490A1 (de) * 1987-01-28 1988-08-11 Thomson Brandt Gmbh Verfahren und vorrichtung zur digitalen nachrichtenuebertragung und/oder -aufzeichnung und -wiedergabe
US4907101A (en) * 1987-01-28 1990-03-06 Deutsche Thomson-Brandt Gmbh Method and apparatus for digital data transmission and/or recording and playback
DE4405639C2 (de) * 1993-02-22 2000-08-03 Hyundai Electronics Ind Gerät zum Codieren mit variabler Länge

Also Published As

Publication number Publication date
DE3510901C2 (enExample) 1988-12-29

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