DK148609C - Fremgangsmaade til aendring af den billedpunktmaessige adskillelse af halvtonebilleder ved overgang fra reproduktion til optegning - Google Patents

Fremgangsmaade til aendring af den billedpunktmaessige adskillelse af halvtonebilleder ved overgang fra reproduktion til optegning

Info

Publication number
DK148609C
DK148609C DK460877A DK460877A DK148609C DK 148609 C DK148609 C DK 148609C DK 460877 A DK460877 A DK 460877A DK 460877 A DK460877 A DK 460877A DK 148609 C DK148609 C DK 148609C
Authority
DK
Denmark
Prior art keywords
reproduction
transition
recording
procedure
changing
Prior art date
Application number
DK460877A
Other languages
Danish (da)
English (en)
Other versions
DK148609B (da
DK460877A (da
Inventor
Armin Colditz
Original Assignee
Hell Rudolf Dr Ing 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 Hell Rudolf Dr Ing Gmbh filed Critical Hell Rudolf Dr Ing Gmbh
Publication of DK460877A publication Critical patent/DK460877A/da
Publication of DK148609B publication Critical patent/DK148609B/da
Application granted granted Critical
Publication of DK148609C publication Critical patent/DK148609C/da

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
    • H04N1/46—Colour picture communication systems
    • H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
    • H04N1/648—Transmitting or storing the primary (additive or subtractive) colour signals; Compression thereof
    • 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
    • H04N1/40—Picture signal circuits
    • H04N1/40068—Modification of image resolution, i.e. determining the values of picture elements at new relative positions
    • 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
    • H04N1/46—Colour picture communication systems
    • H04N1/52—Circuits or arrangements for halftone screening

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
DK460877A 1976-10-18 1977-10-17 Fremgangsmaade til aendring af den billedpunktmaessige adskillelse af halvtonebilleder ved overgang fra reproduktion til optegning DK148609C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2646926A DE2646926B2 (de) 1976-10-18 1976-10-18 Verfahren zur Änderung der bildpunktmäBigen Zerlegung von Halbtonbildern beim Übergang von der Reproduktion zur Aufzeichnung
DE2646926 1976-10-18

Publications (3)

Publication Number Publication Date
DK460877A DK460877A (da) 1978-04-19
DK148609B DK148609B (da) 1985-08-12
DK148609C true DK148609C (da) 1986-01-13

Family

ID=5990714

Family Applications (1)

Application Number Title Priority Date Filing Date
DK460877A DK148609C (da) 1976-10-18 1977-10-17 Fremgangsmaade til aendring af den billedpunktmaessige adskillelse af halvtonebilleder ved overgang fra reproduktion til optegning

Country Status (10)

Country Link
US (1) US4127870A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5351003A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH629315A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2646926B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK148609C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI63639C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1539484A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IL (1) IL53154A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1087600B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SU (1) SU938735A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305093A (en) * 1978-06-22 1981-12-08 International Electronic Photo Process Laboratory Co., Ltd. Method of producing multiple images in a scanning apparatus
DE2827596C2 (de) * 1978-06-23 1984-11-22 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren und Anordnung zur Herstellung gerasterter Druckformen
JPS5522708A (en) * 1978-08-04 1980-02-18 Dainippon Screen Mfg Co Ltd Method and apparatus for recording of color image
DE2948369C2 (de) * 1978-11-30 1984-09-27 Toppan Printing Co. Ltd., Tokio/Tokyo Elektronisches Gerät zur Verarbeitung eines Farbfernsehbildes sowie Verfahren zur Bestimmung von Einzelbildern bei diesem Gerät
USRE32877E (en) * 1978-12-26 1989-02-21 Structure for and method of reproduction
US4386374A (en) * 1978-12-27 1983-05-31 Tokyo Shibaura Denki Kabushiki Kaisha Electronic duplicator with a line buffer memory
DE3266906D1 (en) * 1982-05-28 1985-11-21 Hell Rudolf Dr Ing Gmbh Method and apparatus for the reproduction of an image with a coarser resolution than during picture scanning
AT381401B (de) * 1984-06-04 1986-10-10 Weidinger Wolfgang Verfahren zur herstellung von rasterfarbauszuegen und deren weiterverarbeitung auf eine flexodruckform
US4652906A (en) * 1985-03-12 1987-03-24 Racal Data Communications Inc. Method and apparatus for color decomposition of video signals
EP0232081B1 (en) * 1986-01-22 1994-03-30 Konica Corporation Image processing system with capability of enlarging and reducing operations
US4833531A (en) * 1986-04-21 1989-05-23 Konishiroku Photo Industry Co., Ltd. Technique for interpolating a color image for image enlargement or reduction based on look-up tables stored in memory
GB8811648D0 (en) * 1988-05-17 1988-06-22 Quantel Ltd Electronic print dot generation
US5515182A (en) * 1992-08-31 1996-05-07 Howtek, Inc. Rotary scanner
US5784090A (en) * 1993-04-30 1998-07-21 Hewlett-Packard Company Use of densitometer for adaptive control of printer heater output to optimize drying time for different print media
DE19815165B4 (de) * 1998-04-04 2005-03-24 Hell Gravure Systems Gmbh Verfahren zur Gravur von Druckformen
US6900826B2 (en) * 2002-02-19 2005-05-31 Presstek, Inc. Multiple resolution helical imaging system and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1379053A (en) * 1972-04-28 1975-01-02 Crosfield Electronics Ltd Colour scanners for image reproduction
GB1464445A (en) * 1973-02-19 1977-02-16 Mitsubishi Electric Corp Apparatus for making a printing master
GB1499501A (en) * 1974-05-03 1978-02-01 Crosfield Electronics Ltd Image reproduction systems

Also Published As

Publication number Publication date
JPS5719772B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1982-04-24
DK148609B (da) 1985-08-12
FI63639B (fi) 1983-03-31
FI773024A7 (fi) 1978-04-19
SU938735A3 (ru) 1982-06-23
CH629315A5 (de) 1982-04-15
IT1087600B (it) 1985-06-04
GB1539484A (en) 1979-01-31
DE2646926B2 (de) 1979-03-29
US4127870A (en) 1978-11-28
FI63639C (fi) 1983-07-11
IL53154A (en) 1982-01-31
JPS5351003A (en) 1978-05-10
DE2646926A1 (de) 1978-04-20
DK460877A (da) 1978-04-19

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Legal Events

Date Code Title Description
PBP Patent lapsed