FR2206635A1 - - Google Patents

Info

Publication number
FR2206635A1
FR2206635A1 FR7340499A FR7340499A FR2206635A1 FR 2206635 A1 FR2206635 A1 FR 2206635A1 FR 7340499 A FR7340499 A FR 7340499A FR 7340499 A FR7340499 A FR 7340499A FR 2206635 A1 FR2206635 A1 FR 2206635A1
Authority
FR
France
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
FR7340499A
Other versions
FR2206635B1 (fr
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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
Priority claimed from JP11500372A external-priority patent/JPS4973916A/ja
Priority claimed from JP11499572A external-priority patent/JPS5148925B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2206635A1 publication Critical patent/FR2206635A1/fr
Application granted granted Critical
Publication of FR2206635B1 publication Critical patent/FR2206635B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding
    • 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
    • H03M7/46—Conversion to or from run-length codes, i.e. by representing the number of consecutive digits, or groups of digits, of the same kind by a code word and a digit indicative of that kind
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/419—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which encoding of the length of a succession of picture-elements of the same value along a scanning line is the only encoding step

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
FR7340499A 1972-11-15 1973-11-14 Expired FR2206635B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11500372A JPS4973916A (fr) 1972-11-15 1972-11-15
JP11499572A JPS5148925B2 (fr) 1972-11-15 1972-11-15

Publications (2)

Publication Number Publication Date
FR2206635A1 true FR2206635A1 (fr) 1974-06-07
FR2206635B1 FR2206635B1 (fr) 1978-11-03

Family

ID=26453620

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7340499A Expired FR2206635B1 (fr) 1972-11-15 1973-11-14

Country Status (6)

Country Link
US (1) US3941922A (fr)
AU (1) AU471807B2 (fr)
CA (1) CA1001294A (fr)
DE (1) DE2357125C3 (fr)
FR (1) FR2206635B1 (fr)
GB (2) GB1456659A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1471419A (en) * 1973-04-12 1977-04-27 Kokusai Denshin Denwa Co Ltd Signal conversion system
DE2458118C2 (de) * 1974-12-09 1976-12-30 Siemens AG, 1000 Berlin und 8000 München Verfahren und Anordnung zur Faksimilecodierung
US4837634A (en) * 1984-06-05 1989-06-06 Canon Kabushik Kaisha Apparatus for decoding image codes obtained by compression process
DE3689893T2 (de) * 1985-08-08 1994-11-03 Canon Kk Gerät zum Dekodieren eines Bildkodes.
JP2924964B2 (ja) * 1988-09-02 1999-07-26 富士ゼロックス株式会社 画像情報符号化装置、画像情報復号化装置及び画像情報符号化復号化装置
JP2004334295A (ja) * 2003-04-30 2004-11-25 Yamaha Corp 記憶装置
USD852260S1 (en) 2017-02-17 2019-06-25 Lifetouch Inc. Photographic lighting apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2106560A1 (fr) * 1970-09-16 1972-05-05 Matsushita Electric Ind Co Ltd
DE2113015A1 (de) * 1970-04-02 1972-09-21 Bosch Elektronik Gmbh Verfahren zur uebertragung einer bildvorlage

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3061672A (en) * 1960-07-25 1962-10-30 Sperry Rand Corp Run length encoder
US3366739A (en) * 1964-09-30 1968-01-30 North American Rockwell Bandwidth reduction system for reconstituting non-transmitted signals from transmitted signals
US3521241A (en) * 1967-01-03 1970-07-21 Ibm Two-dimensional data compression
JPS5227970B2 (fr) * 1971-12-24 1977-07-23

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2113015A1 (de) * 1970-04-02 1972-09-21 Bosch Elektronik Gmbh Verfahren zur uebertragung einer bildvorlage
FR2106560A1 (fr) * 1970-09-16 1972-05-05 Matsushita Electric Ind Co Ltd

Also Published As

Publication number Publication date
DE2357125B2 (de) 1976-11-11
AU471807B2 (en) 1976-05-06
FR2206635B1 (fr) 1978-11-03
GB1456658A (en) 1976-11-24
AU6590774A (en) 1975-08-28
GB1456659A (en) 1976-11-24
DE2357125A1 (de) 1974-05-22
DE2357125C3 (de) 1982-06-03
US3941922A (en) 1976-03-02
CA1001294A (en) 1976-12-07

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Legal Events

Date Code Title Description
ST Notification of lapse