CA1007375A - Minimal redundancy encoding method and means - Google Patents

Minimal redundancy encoding method and means

Info

Publication number
CA1007375A
CA1007375A CA159,885A CA159885A CA1007375A CA 1007375 A CA1007375 A CA 1007375A CA 159885 A CA159885 A CA 159885A CA 1007375 A CA1007375 A CA 1007375A
Authority
CA
Canada
Prior art keywords
encoding method
redundancy encoding
minimal redundancy
minimal
redundancy
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
CA159,885A
Other versions
CA159885S (en
Inventor
Luther J. Woodrum
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
Application granted granted Critical
Publication of CA1007375A publication Critical patent/CA1007375A/en
Expired 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
CA159,885A 1971-12-29 1972-12-27 Minimal redundancy encoding method and means Expired CA1007375A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21360471A 1971-12-29 1971-12-29

Publications (1)

Publication Number Publication Date
CA1007375A true CA1007375A (en) 1977-03-22

Family

ID=22795746

Family Applications (1)

Application Number Title Priority Date Filing Date
CA159,885A Expired CA1007375A (en) 1971-12-29 1972-12-27 Minimal redundancy encoding method and means

Country Status (6)

Country Link
JP (1) JPS5321626B2 (en)
CA (1) CA1007375A (en)
DE (1) DE2259702C2 (en)
FR (1) FR2165975A1 (en)
GB (1) GB1359427A (en)
IT (1) IT971580B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5738699U (en) * 1980-08-15 1982-03-02
EP0411675B1 (en) * 1982-06-11 1995-09-20 Mitsubishi Denki Kabushiki Kaisha Interframe coding apparatus
JPH0217594Y2 (en) * 1984-10-22 1990-05-16
GB8827556D0 (en) * 1988-11-25 1988-12-29 Crosfield Electronics Ltd Data compression

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3051940A (en) * 1958-09-04 1962-08-28 Bell Telephone Labor Inc Variable length code group circuits
US3016527A (en) * 1958-09-04 1962-01-09 Bell Telephone Labor Inc Apparatus for utilizing variable length alphabetized codes

Also Published As

Publication number Publication date
DE2259702C2 (en) 1981-09-17
DE2259702A1 (en) 1973-07-12
JPS5321626B2 (en) 1978-07-04
JPS4878845A (en) 1973-10-23
FR2165975A1 (en) 1973-08-10
IT971580B (en) 1974-05-10
GB1359427A (en) 1974-07-10

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