SU1367870A3 - Способ оптоэлектронного считывани при репродуцировании растрированных оригиналов - Google Patents

Способ оптоэлектронного считывани при репродуцировании растрированных оригиналов Download PDF

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Publication number
SU1367870A3
SU1367870A3 SU823444050A SU3444050A SU1367870A3 SU 1367870 A3 SU1367870 A3 SU 1367870A3 SU 823444050 A SU823444050 A SU 823444050A SU 3444050 A SU3444050 A SU 3444050A SU 1367870 A3 SU1367870 A3 SU 1367870A3
Authority
SU
USSR - Soviet Union
Prior art keywords
raster
original
diaphragm
cell
elementary
Prior art date
Application number
SU823444050A
Other languages
English (en)
Russian (ru)
Inventor
Юнг Эггерт
Вадле Хайнрих
Original Assignee
Др.-Инж.Рудольф Хелль Гмбх (Фирма)
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 Др.-Инж.Рудольф Хелль Гмбх (Фирма) filed Critical Др.-Инж.Рудольф Хелль Гмбх (Фирма)
Application granted granted Critical
Publication of SU1367870A3 publication Critical patent/SU1367870A3/ru

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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
    • H04N1/40075—Descreening, i.e. converting a halftone signal into a corresponding continuous-tone signal; Rescreening, i.e. combined descreening and halftoning
    • 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
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/029—Heads optically focused on only one picture element at a time

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Picture Signal Circuits (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Optical Communication System (AREA)
  • Tires In General (AREA)
  • Transceivers (AREA)
  • Holo Graphy (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Paper (AREA)
SU823444050A 1981-05-20 1982-05-19 Способ оптоэлектронного считывани при репродуцировании растрированных оригиналов SU1367870A3 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3120030 1981-05-20

Publications (1)

Publication Number Publication Date
SU1367870A3 true SU1367870A3 (ru) 1988-01-15

Family

ID=6132776

Family Applications (1)

Application Number Title Priority Date Filing Date
SU823444050A SU1367870A3 (ru) 1981-05-20 1982-05-19 Способ оптоэлектронного считывани при репродуцировании растрированных оригиналов

Country Status (10)

Country Link
US (1) US4516175A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0065281B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS57201232A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE58986T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8202982A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1193310A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3280270D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI821777A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SU (1) SU1367870A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
YU (1) YU104182A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6043970A (ja) * 1983-08-22 1985-03-08 Kyodo Printing Co Ltd 網点信号処理装置
NL8501846A (nl) * 1985-06-27 1987-01-16 Oce Nederland B V Patents And Werkwijze voor het reconstrueren van een grijswaardenbeeld uit een ditherbeeld.
NL8501844A (nl) * 1985-06-27 1987-01-16 Oce Nederland B V Patents And Werkwijze voor het vergroten/verkleinen van een ditherbeeld.
JPH0777418B2 (ja) * 1986-03-17 1995-08-16 株式会社東芝 画像処理装置
US4795602A (en) * 1986-03-19 1989-01-03 Pretchel David A Two pin shunt and molding method
US4930020A (en) * 1986-12-29 1990-05-29 Martin James F Facsimile transmission of photographic images
EP0276337B1 (de) * 1987-01-24 1989-11-29 Dr.-Ing. Rudolf Hell GmbH Blendenanordnung zur optoelektronischen Abtastung von Vorlagen
US4955824A (en) * 1987-04-14 1990-09-11 Pretchel David A Two pin shunt
US4926267A (en) * 1989-05-26 1990-05-15 Nynex Corporation Reproduction of halftone original with reduced moire
IL115166A (en) * 1991-04-30 1997-02-18 Scitex Corp Ltd Apparatus and method for descreening
US5515182A (en) * 1992-08-31 1996-05-07 Howtek, Inc. Rotary scanner
US6320680B1 (en) * 1998-06-18 2001-11-20 Digimarc Corporation Stochastic scanning documents to change moire effects
US8014024B2 (en) * 2005-03-02 2011-09-06 Xerox Corporation Gray balance for a printing system of multiple marking engines
US8259369B2 (en) 2005-06-30 2012-09-04 Xerox Corporation Color characterization or calibration targets with noise-dependent patch size or number
US8203768B2 (en) * 2005-06-30 2012-06-19 Xerox Corporaiton Method and system for processing scanned patches for use in imaging device calibration
US8711435B2 (en) * 2005-11-04 2014-04-29 Xerox Corporation Method for correcting integrating cavity effect for calibration and/or characterization targets
US7719716B2 (en) * 2005-11-04 2010-05-18 Xerox Corporation Scanner characterization for printer calibration
US7826090B2 (en) * 2005-12-21 2010-11-02 Xerox Corporation Method and apparatus for multiple printer calibration using compromise aim
US8102564B2 (en) * 2005-12-22 2012-01-24 Xerox Corporation Method and system for color correction using both spatial correction and printer calibration techniques
US8426749B2 (en) * 2007-05-09 2013-04-23 Fujifilm Corporation Electromagnetic shielding film and optical filter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3115545A (en) * 1962-09-18 1963-12-24 Radames K H Gebel Grain spacing to light intensity translator for photographic enlargements
US3775559A (en) * 1970-11-12 1973-11-27 Xerox Corp Aperture designs for facsimile scanning apparatus
JPS5597963A (en) * 1979-01-20 1980-07-25 Canon Inc Image forming device
US4336558A (en) * 1980-04-23 1982-06-22 American Hoechst Corp. Imaging system and method with reduced moire interference

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Патент DE № 3010880, кл. В 41 С 11/04, опублик.1980. *

Also Published As

Publication number Publication date
FI821777A0 (fi) 1982-05-19
EP0065281A2 (de) 1982-11-24
DE3280270D1 (de) 1991-01-17
EP0065281A3 (en) 1986-03-19
FI821777A7 (fi) 1982-11-21
US4516175A (en) 1985-05-07
EP0065281B1 (de) 1990-12-05
JPS57201232A (en) 1982-12-09
YU104182A (en) 1985-06-30
JPH0251172B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-11-06
BR8202982A (pt) 1983-05-03
ATE58986T1 (de) 1990-12-15
CA1193310A (en) 1985-09-10

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