NL7810880A - GRID FOR CAPTURING HALFTONE IMAGES. - Google Patents

GRID FOR CAPTURING HALFTONE IMAGES.

Info

Publication number
NL7810880A
NL7810880A NL7810880A NL7810880A NL7810880A NL 7810880 A NL7810880 A NL 7810880A NL 7810880 A NL7810880 A NL 7810880A NL 7810880 A NL7810880 A NL 7810880A NL 7810880 A NL7810880 A NL 7810880A
Authority
NL
Netherlands
Prior art keywords
capturing
grid
halftone images
halftone
images
Prior art date
Application number
NL7810880A
Other languages
Dutch (nl)
Other versions
NL177051C (en
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 NL7810880A publication Critical patent/NL7810880A/en
Application granted granted Critical
Publication of NL177051C publication Critical patent/NL177051C/en

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
    • H04N1/40—Picture signal circuits
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern
    • H04N1/4058—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern with details for producing a halftone screen at an oblique angle

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Woven Fabrics (AREA)
  • Character Input (AREA)
  • Color Printing (AREA)
NLAANVRAGE7810880,A 1977-11-23 1978-11-01 METHOD FOR MANUFACTURING A GRID PRINTING FORM. NL177051C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2752164A DE2752164C3 (en) 1977-11-23 1977-11-23 Scanned photomechanical printing form production

Publications (2)

Publication Number Publication Date
NL7810880A true NL7810880A (en) 1979-05-28
NL177051C NL177051C (en) 1985-07-16

Family

ID=6024358

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7810880,A NL177051C (en) 1977-11-23 1978-11-01 METHOD FOR MANUFACTURING A GRID PRINTING FORM.

Country Status (6)

Country Link
JP (1) JPS5476301A (en)
DE (1) DE2752164C3 (en)
FR (1) FR2410304B1 (en)
GB (1) GB2012517B (en)
IT (1) IT1100227B (en)
NL (1) NL177051C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57155541A (en) * 1981-03-23 1982-09-25 Dainippon Printing Co Ltd Formation of halftone dot for printing
DE4011689A1 (en) * 1990-04-06 1991-10-17 Berthold Ag H Forming half tone raster points - de-arranging regularity of arrangement between density values and partial raster spot forms to achieve desired irregularity
GB2249910B (en) * 1990-11-19 1994-11-30 Le Proizv Ob Poligraficheskogo Method of and apparatus for making a half-tone reproduction of an image

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2012728C3 (en) * 1970-03-18 1974-09-19 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Process for the electro-optical recording of screened halftone images

Also Published As

Publication number Publication date
DE2752164C3 (en) 1980-11-20
FR2410304B1 (en) 1987-02-13
DE2752164B2 (en) 1980-03-20
NL177051C (en) 1985-07-16
JPS5476301A (en) 1979-06-18
DE2752164A1 (en) 1979-05-31
IT1100227B (en) 1985-09-28
IT7829781A0 (en) 1978-11-15
JPS5723256B2 (en) 1982-05-18
GB2012517A (en) 1979-07-25
FR2410304A1 (en) 1979-06-22
GB2012517B (en) 1982-04-15

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee