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GB2066610B - Process for recording optical information - Google Patents

Process for recording optical information

Info

Publication number
GB2066610B
GB2066610B GB8023392A GB8023392A GB2066610B GB 2066610 B GB2066610 B GB 2066610B GB 8023392 A GB8023392 A GB 8023392A GB 8023392 A GB8023392 A GB 8023392A GB 2066610 B GB2066610 B GB 2066610B
Authority
GB
United Kingdom
Prior art keywords
optical information
recording optical
recording
information
optical
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
GB8023392A
Other versions
GB2066610A (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.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert 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
Priority claimed from DE19792928740 external-priority patent/DE2928740A1/en
Priority claimed from DE19803012860 external-priority patent/DE3012860A1/en
Application filed by Agfa Gevaert AG filed Critical Agfa Gevaert AG
Publication of GB2066610A publication Critical patent/GB2066610A/en
Application granted granted Critical
Publication of GB2066610B publication Critical patent/GB2066610B/en
Expired 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
    • H04N1/38—Circuits or arrangements for blanking or otherwise eliminating unwanted parts of pictures

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Analysis (AREA)
  • Facsimile Scanning Arrangements (AREA)
GB8023392A 1979-07-17 1980-07-17 Process for recording optical information Expired GB2066610B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19792928740 DE2928740A1 (en) 1979-07-17 1979-07-17 Appts. reproducing selected areas of text - uses two filters for determining colour marked zones in two separate scanning operations
DE19803012860 DE3012860A1 (en) 1980-04-02 1980-04-02 Selective optical copying of e.g. data and figures - by using colour shading or border marking to label area of interest

Publications (2)

Publication Number Publication Date
GB2066610A GB2066610A (en) 1981-07-08
GB2066610B true GB2066610B (en) 1984-02-08

Family

ID=25780013

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8023392A Expired GB2066610B (en) 1979-07-17 1980-07-17 Process for recording optical information

Country Status (2)

Country Link
FR (1) FR2462072A1 (en)
GB (1) GB2066610B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4538182A (en) * 1981-05-11 1985-08-27 Canon Kabushiki Kaisha Image processing apparatus
JPS58103266A (en) * 1981-12-15 1983-06-20 Toshiba Corp Character image processor
JPS60124173A (en) * 1983-12-09 1985-07-03 Canon Inc Image processing device
EP0191135B1 (en) * 1985-02-09 1991-04-17 Dainippon Screen Mfg. Co., Ltd. Method and apparatus for reproducing colour separation pictures by scanning
EP0249633B1 (en) * 1985-12-16 1991-11-27 EASTMAN KODAK COMPANY (a New Jersey corporation) Copying apparatus and method with editing and production control capability
US4777510A (en) * 1986-12-11 1988-10-11 Eastman Kodak Company Copying apparatus and method with editing and production control capability
US5161233A (en) * 1988-05-17 1992-11-03 Dai Nippon Printing Co., Ltd. Method for recording and reproducing information, apparatus therefor and recording medium
US4922350A (en) * 1988-03-30 1990-05-01 Eastman Kodak Company Document recognition with forward direction scan for detecting the boundaries of an original document and reverse direction scan for producing recorded image on the original document
US4922298A (en) * 1988-06-06 1990-05-01 Xerox Corporation Automatic color separation system
JPH077606A (en) 1993-04-20 1995-01-10 Nikon Corp Image reader

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3128338A (en) * 1962-08-15 1964-04-07 Philco Corp Time-bandwidth reduction system for image signal transmission
DE1241866B (en) * 1964-06-18 1967-06-08 Arnstadt Fernmeldewerk Process for the automatic detection of halftone images inserted into text or line templates for the purpose of cross-rasterization during the scanning process in devices operating according to the facsimile method, in particular devices for the remote transmission of printed products, e.g. B. Newspaper Pages
US3428744A (en) * 1965-07-14 1969-02-18 Xerox Corp Facsimile line skipping system
US3582886A (en) * 1967-10-03 1971-06-01 Ibm Scanning address generator for computer-controlled character reader
US3646255A (en) * 1970-02-20 1972-02-29 Newton Electronic Systems Inc Facsimile system
US4005257A (en) * 1975-05-05 1977-01-25 Graphic Sciences, Inc. Facsimile transceiver

Also Published As

Publication number Publication date
FR2462072A1 (en) 1981-02-06
GB2066610A (en) 1981-07-08

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Legal Events

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