DE69526034D1 - Einstellung der Tonwiedergabe in einem Fehlerdiffusionsprozess - Google Patents
Einstellung der Tonwiedergabe in einem FehlerdiffusionsprozessInfo
- 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
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)
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)
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)
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 |
-
1994
- 1994-12-01 US US08/347,754 patent/US5710836A/en not_active Expired - Lifetime
-
1995
- 1995-11-28 JP JP7309475A patent/JPH08237484A/ja not_active Withdrawn
- 1995-12-01 DE DE69526034T patent/DE69526034T2/de not_active Expired - Fee Related
- 1995-12-01 EP EP95308687A patent/EP0715450B1/de not_active Expired - Lifetime
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 |