FR2308262B1 - - Google Patents

Info

Publication number
FR2308262B1
FR2308262B1 FR7610655A FR7610655A FR2308262B1 FR 2308262 B1 FR2308262 B1 FR 2308262B1 FR 7610655 A FR7610655 A FR 7610655A FR 7610655 A FR7610655 A FR 7610655A FR 2308262 B1 FR2308262 B1 FR 2308262B1
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.)
Expired
Application number
FR7610655A
Other languages
French (fr)
Other versions
FR2308262A1 (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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2308262A1 publication Critical patent/FR2308262A1/en
Application granted granted Critical
Publication of FR2308262B1 publication Critical patent/FR2308262B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H04N1/23—Reproducing arrangements
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Studio Circuits (AREA)
  • Facsimiles In General (AREA)
FR7610655A 1975-04-15 1976-04-12 PROCESS FOR CODING ELECTRIC SIGNALS, WHICH ARE OBTAINED DURING EXPLORATION OF A GRAPHIC MODEL, THE CONTENT OF WHICH IS FORMED BY MIXING A TEXT AND AN IMAGE Granted FR2308262A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752516332 DE2516332A1 (en) 1975-04-15 1975-04-15 METHOD OF ENCODING ELECTRICAL SIGNALS OBTAINED WHEN SCANNING A GRAPHIC PATTERN WITH CONTENT MIXED FROM TEXT AND IMAGE

Publications (2)

Publication Number Publication Date
FR2308262A1 FR2308262A1 (en) 1976-11-12
FR2308262B1 true FR2308262B1 (en) 1979-04-20

Family

ID=5943883

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7610655A Granted FR2308262A1 (en) 1975-04-15 1976-04-12 PROCESS FOR CODING ELECTRIC SIGNALS, WHICH ARE OBTAINED DURING EXPLORATION OF A GRAPHIC MODEL, THE CONTENT OF WHICH IS FORMED BY MIXING A TEXT AND AN IMAGE

Country Status (7)

Country Link
BE (1) BE840787A (en)
DE (1) DE2516332A1 (en)
FR (1) FR2308262A1 (en)
GB (1) GB1549739A (en)
IT (1) IT1059715B (en)
NL (1) NL7603416A (en)
NO (1) NO148765C (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4087788A (en) * 1977-01-14 1978-05-02 Ncr Canada Ltd - Ncr Canada Ltee Data compression system
DE2741953C3 (en) * 1977-09-17 1981-05-21 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Engraving device for the production of printing forms
DE2825912A1 (en) * 1978-06-13 1980-01-03 Siemens Ag METHOD FOR TRANSMITTING RECORDINGS WITH A MIXED DISPLAY CONTENT TO A VIEWING DISPLAY, ESPECIALLY IN TELEPHONE SYSTEMS
US4194221A (en) * 1978-12-26 1980-03-18 Xerox Corporation Automatic multimode continuous halftone line copy reproduction
DE3024322A1 (en) * 1980-06-27 1982-01-21 Siemens AG, 1000 Berlin und 8000 München METHOD FOR CODING ELECTRICAL SIGNALS WHICH ARE OBTAINED WHILE SCANNING A GRAPHIC PATTERN WITH CONTENT MIXED FROM TEXT AND IMAGES
JPS5725771A (en) * 1980-07-23 1982-02-10 Canon Inc Picture signal processor
DE3107655A1 (en) * 1981-02-27 1982-09-16 Siemens AG, 1000 Berlin und 8000 München METHOD FOR FINDING AND DEFINING TEXT AREAS ON A TEMPLATE THAT MAY CONTAIN TEXT, GRAPHICS AND / OR IMAGE AREAS
DE3113555A1 (en) * 1981-04-03 1982-10-21 Siemens AG, 1000 Berlin und 8000 München METHOD FOR AUTOMATICALLY RECOGNIZING WHITE BLOCKS AND TEXT, GRAPHIC AND / OR GRAY IMAGE AREAS ON PRINT ORIGINALS
GB2101442B (en) * 1981-04-27 1985-09-11 Canon Kk Multiple copy facsimile system
US4495522A (en) * 1981-07-07 1985-01-22 Konishiroku Photo Industry Co., Ltd. Recording apparatus and method of picture image
BE889996A (en) * 1981-08-18 1981-12-16 Belge Lampes Mat Electr Mble FACSIMILE TRANSFER DEVICE
GB2115256B (en) * 1981-12-19 1986-01-29 Konishiroku Photo Ind Picture image discriminating apparatus
GB2114847B (en) * 1981-12-26 1986-02-12 Konishiroku Photo Ind Apparatus for discriminating between linear and tonal picture video signals
JPH0683357B2 (en) * 1983-03-17 1994-10-19 キヤノン株式会社 Image processing method
JPH0683365B2 (en) * 1983-05-25 1994-10-19 キヤノン株式会社 Image processing device
GB2153619B (en) * 1983-12-26 1988-01-20 Canon Kk Image processing apparatus
US4694352A (en) * 1984-09-21 1987-09-15 Canon Kabushiki Kaisha Image information processing system
DE3838632A1 (en) * 1988-11-15 1990-05-17 Agfa Gevaert Ag COMPUTER OUTPUT MICROFILM PRINTER AND METHOD FOR USE THEREOF
JPH08125868A (en) * 1994-10-19 1996-05-17 Canon Inc Method and device for processing picture
US5802203A (en) * 1995-06-07 1998-09-01 Xerox Corporation Image segmentation using robust mixture models
DE19706268A1 (en) * 1997-02-18 1998-08-20 Christian Wenz Data-format specific compression process for video and sound data
DE19754488A1 (en) * 1997-12-09 1999-06-10 Thomas Dr Wagner Optic or electronic document recognition device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3394352A (en) * 1965-07-22 1968-07-23 Electronic Image Systems Corp Method of and apparatus for code communication
US3646257A (en) * 1969-03-13 1972-02-29 Electronic Image Systems Corp Communication system having plural coding vocabularies
DE2127516C2 (en) * 1971-06-03 1982-04-29 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Transmission system for original copies using run length coding - reduces redundancy with one bit length for word of black dot and other for white dot
DE2255887C3 (en) * 1972-11-15 1981-02-26 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Method for coding image signals, in particular facsimile signals

Also Published As

Publication number Publication date
FR2308262A1 (en) 1976-11-12
NO148765B (en) 1983-08-29
DE2516332C2 (en) 1987-01-22
NL7603416A (en) 1976-10-19
IT1059715B (en) 1982-06-21
NO761147L (en) 1976-10-18
GB1549739A (en) 1979-08-08
NO148765C (en) 1983-12-07
DE2516332A1 (en) 1976-10-28
BE840787A (en) 1976-08-02

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Legal Events

Date Code Title Description
ST Notification of lapse