DE69526034D1 - Einstellung der Tonwiedergabe in einem Fehlerdiffusionsprozess - Google Patents

Einstellung der Tonwiedergabe in einem Fehlerdiffusionsprozess

Info

Publication number
DE69526034D1
DE69526034D1 DE69526034T DE69526034T DE69526034D1 DE 69526034 D1 DE69526034 D1 DE 69526034D1 DE 69526034 T DE69526034 T DE 69526034T DE 69526034 T DE69526034 T DE 69526034T DE 69526034 D1 DE69526034 D1 DE 69526034D1
Authority
DE
Germany
Prior art keywords
setting
error diffusion
sound reproduction
diffusion process
reproduction
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 - Fee Related
Application number
DE69526034T
Other languages
English (en)
Other versions
DE69526034T2 (de
Inventor
Jeng-Nan Shiau
Francis K Tse
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of DE69526034D1 publication Critical patent/DE69526034D1/de
Application granted granted Critical
Publication of DE69526034T2 publication Critical patent/DE69526034T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N1/40—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
    • H04N1/4051—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size
    • H04N1/4052—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size by error diffusion, i.e. transferring the binarising error to neighbouring dot decisions

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color, Gradation (AREA)
DE69526034T 1994-12-01 1995-12-01 Einstellung der Tonwiedergabe in einem Fehlerdiffusionsprozess Expired - Fee Related DE69526034T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/347,754 US5710836A (en) 1994-12-01 1994-12-01 System and apparatus for tonal reproduction adjustment in an error diffusion process

Publications (2)

Publication Number Publication Date
DE69526034D1 true DE69526034D1 (de) 2002-05-02
DE69526034T2 DE69526034T2 (de) 2002-08-22

Family

ID=23365135

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69526034T Expired - Fee Related DE69526034T2 (de) 1994-12-01 1995-12-01 Einstellung der Tonwiedergabe in einem Fehlerdiffusionsprozess

Country Status (4)

Country Link
US (1) US5710836A (de)
EP (1) EP0715450B1 (de)
JP (1) JPH08237484A (de)
DE (1) DE69526034T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3444094B2 (ja) * 1995-10-06 2003-09-08 セイコーエプソン株式会社 画像処理方法及びその装置
JPH1093820A (ja) * 1996-05-30 1998-04-10 Xerox Corp 誤差拡散方法及び誤差拡散システム
JP3644183B2 (ja) * 1997-03-17 2005-04-27 富士ゼロックス株式会社 画像処理装置
US6462838B1 (en) * 1998-03-25 2002-10-08 Minolta Co., Ltd. Method of and apparatus for forming an image
US6381035B1 (en) * 1998-12-21 2002-04-30 Xerox Corporation Edge compaction in antialiased images
US20020123786A1 (en) * 2001-03-02 2002-09-05 Ventrica, Inc. Methods and devices for bypassing an obstructed target vessel by placing the vessel in communication with a heart chamber containing blood
TW508941B (en) * 2001-04-20 2002-11-01 Chunghwa Picture Tubes Ltd Error diffusion implementation method applied on plasma display panel
US7154487B2 (en) * 2002-11-21 2006-12-26 S3 Graphics Co., Ltd. Power saving palette look-up table for graphics controller
US7551323B2 (en) * 2003-04-16 2009-06-23 Lexmark International, Inc. Systems and methods for error diffusion
US7095531B2 (en) * 2003-11-06 2006-08-22 Xerox Corporation Systems and methods for compensating for streaks in images
US7125094B2 (en) * 2003-12-19 2006-10-24 Xerox Corporation Systems and methods for compensating for streaks in images
US7830554B2 (en) * 2007-06-29 2010-11-09 Xerox Corporation Fiducial artifact detection and compensation algorithm

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3785558T3 (de) * 1986-12-19 1997-04-10 Matsushita Electric Ind Co Ltd Gerät zur Verarbeitung von Signalen für die Anzeige von Bildern mit zwei Pegeln.
US4924322A (en) * 1988-03-18 1990-05-08 Matsushita Electric Industrial Co., Ltd. Bi-level image display signal processing apparatus
US5051844A (en) * 1989-01-30 1991-09-24 Eastman Kodak Company Digital halftoning with error diffusion
US5087981A (en) * 1990-01-02 1992-02-11 Eastman Kodak Company Error diffusion of overlapping dots
JP3171993B2 (ja) * 1993-05-24 2001-06-04 キヤノン株式会社 画像処理方法及び装置
US5353127A (en) 1993-12-15 1994-10-04 Xerox Corporation Method for quantization gray level pixel data with extended distribution set
GB9405723D0 (en) * 1994-03-23 1994-05-11 Crosfield Electronics Ltd Method and apparatus for producing a digital half-tone representation of an image

Also Published As

Publication number Publication date
EP0715450A2 (de) 1996-06-05
US5710836A (en) 1998-01-20
EP0715450A3 (de) 1998-01-14
JPH08237484A (ja) 1996-09-13
EP0715450B1 (de) 2002-03-27
DE69526034T2 (de) 2002-08-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee