NL9300684A - Werkwijze voor het halftonen van gedigitaliseerde grijswaardebeelden en beeldbewerkingsinrichting geschikt voor het uitvoeren van een dergelijke werkwijze. - Google Patents
Werkwijze voor het halftonen van gedigitaliseerde grijswaardebeelden en beeldbewerkingsinrichting geschikt voor het uitvoeren van een dergelijke werkwijze. Download PDFInfo
- Publication number
- NL9300684A NL9300684A NL9300684A NL9300684A NL9300684A NL 9300684 A NL9300684 A NL 9300684A NL 9300684 A NL9300684 A NL 9300684A NL 9300684 A NL9300684 A NL 9300684A NL 9300684 A NL9300684 A NL 9300684A
- Authority
- NL
- Netherlands
- Prior art keywords
- pixels
- row
- group
- pixel
- error
- Prior art date
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)
- Image Processing (AREA)
- Facsimile Image Signal Circuits (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL9300684A NL9300684A (nl) | 1993-04-22 | 1993-04-22 | Werkwijze voor het halftonen van gedigitaliseerde grijswaardebeelden en beeldbewerkingsinrichting geschikt voor het uitvoeren van een dergelijke werkwijze. |
DE69416616T DE69416616T2 (de) | 1993-04-22 | 1994-04-05 | Verfahren zur Halbtonrasterung von digitalisierten Grauwertbildern und Bildverarbeitungsvorrichtung zur Durchführung des Verfahrens |
EP94200919A EP0625844B1 (de) | 1993-04-22 | 1994-04-05 | Verfahren zur Halbtonrasterung von digitalisierten Grauwertbildern und Bildverarbeitungsvorrichtung zur Durchführung des Verfahrens |
US08/227,284 US5604605A (en) | 1993-04-22 | 1994-04-13 | Method and device for intralinearly halftoning digitized grey value images |
JP6107991A JP2666116B2 (ja) | 1993-04-22 | 1994-04-22 | デジタル化されたグレー値イメージをハーフトーン化する方法及び装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL9300684 | 1993-04-22 | ||
NL9300684A NL9300684A (nl) | 1993-04-22 | 1993-04-22 | Werkwijze voor het halftonen van gedigitaliseerde grijswaardebeelden en beeldbewerkingsinrichting geschikt voor het uitvoeren van een dergelijke werkwijze. |
Publications (1)
Publication Number | Publication Date |
---|---|
NL9300684A true NL9300684A (nl) | 1994-11-16 |
Family
ID=19862317
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL9300684A NL9300684A (nl) | 1993-04-22 | 1993-04-22 | Werkwijze voor het halftonen van gedigitaliseerde grijswaardebeelden en beeldbewerkingsinrichting geschikt voor het uitvoeren van een dergelijke werkwijze. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5604605A (de) |
EP (1) | EP0625844B1 (de) |
JP (1) | JP2666116B2 (de) |
DE (1) | DE69416616T2 (de) |
NL (1) | NL9300684A (de) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPN743096A0 (en) * | 1996-01-05 | 1996-02-01 | Canon Kabushiki Kaisha | Force field halftoning |
US5974228A (en) * | 1997-01-28 | 1999-10-26 | Hewlett-Packard Company | Image rendition by plural-row error diffusion, for faster operation and smaller integrated circuits |
US5892851A (en) * | 1997-05-23 | 1999-04-06 | Hewlett-Packard Company | Parallelized error diffusion |
US6307978B1 (en) | 1998-06-03 | 2001-10-23 | Wellesley College | System and method for parallel error diffusion dithering |
JP3508836B2 (ja) * | 1999-06-22 | 2004-03-22 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 2次元コードの概略位置検出装置及び検出方法 |
JP2001183937A (ja) | 1999-10-14 | 2001-07-06 | Canon Inc | オイル塗布ローラ、オイル塗布装置および定着装置 |
US7124221B1 (en) * | 1999-10-19 | 2006-10-17 | Rambus Inc. | Low latency multi-level communication interface |
US6396329B1 (en) * | 1999-10-19 | 2002-05-28 | Rambus, Inc | Method and apparatus for receiving high speed signals with low latency |
US6614556B1 (en) | 1999-11-22 | 2003-09-02 | Sindoricoh Co., Ltd. | Apparatus for quantizing a digital image by using an error diffusion coefficient and threshold modulation in zigzag quantization |
JP4841786B2 (ja) * | 2000-01-06 | 2011-12-21 | ラムバス・インコーポレーテッド | 低待ち時間多重レベル通信インタフェース |
JP3661624B2 (ja) * | 2000-10-06 | 2005-06-15 | セイコーエプソン株式会社 | 画像処理装置 |
US7079289B2 (en) * | 2001-10-01 | 2006-07-18 | Xerox Corporation | Rank-order error diffusion image processing |
US8861667B1 (en) | 2002-07-12 | 2014-10-14 | Rambus Inc. | Clock data recovery circuit with equalizer clock calibration |
US7551323B2 (en) * | 2003-04-16 | 2009-06-23 | Lexmark International, Inc. | Systems and methods for error diffusion |
KR100508936B1 (ko) * | 2003-08-12 | 2005-08-17 | 삼성에스디아이 주식회사 | 고속 동작이 가능한 오차 확산 방법 및 그 방법을 이용한플라즈마 디스플레이 패널 구동 장치 |
US20050052468A1 (en) * | 2003-09-05 | 2005-03-10 | Xerox Corporation. | Method of detecting half-toned uniform areas in bit-map |
US7450270B2 (en) * | 2004-01-16 | 2008-11-11 | Hewlett-Packard Development Company, L.P. | Image data processing methods, hard imaging devices, and articles of manufacture |
US7701614B2 (en) * | 2004-03-31 | 2010-04-20 | Fujifilm Corporation | Image processing method, apparatus, and program with selective error diffusion among a pluraity of pixel groups withing a digital image |
US7446352B2 (en) * | 2006-03-09 | 2008-11-04 | Tela Innovations, Inc. | Dynamic array architecture |
JP4204600B2 (ja) * | 2006-04-03 | 2009-01-07 | シャープ株式会社 | 画像処理装置、誤差拡散処理方法、及びプログラム |
CN100435548C (zh) | 2006-09-15 | 2008-11-19 | 北京大学 | 一种能够同时产生多位调频网点的方法及装置 |
US8228561B2 (en) * | 2007-03-30 | 2012-07-24 | Xerox Corporation | Method and system for selective bitmap edge smoothing |
JP5241429B2 (ja) * | 2008-10-24 | 2013-07-17 | キヤノン株式会社 | 画像形成装置およびその制御方法 |
US8320694B2 (en) * | 2009-03-27 | 2012-11-27 | Sharp Laboratories Of America, Inc. | Surround error diffusion |
US8274705B2 (en) * | 2009-03-27 | 2012-09-25 | Sharp Laboratories Of America, Inc. | Multi-level surround error diffusion |
US8368959B2 (en) | 2009-05-18 | 2013-02-05 | Xerox Corporation | Method and system for selective smoothing of halftoned objects using bitmap encoding |
KR101328793B1 (ko) * | 2009-11-23 | 2013-11-13 | 엘지디스플레이 주식회사 | 오차 확산 방법과 이를 이용한 액정표시장치 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0201674A2 (de) * | 1985-04-12 | 1986-11-20 | International Business Machines Corporation | Verfahren zur Reproduktion digitaler Bilder mit Mehrfachtönung mittels eines Doppeltönungsdruckers mit fester Punktgrösse |
US5008950A (en) * | 1987-01-22 | 1991-04-16 | Canon Kabushiki Kaisha | Image processing method and apparatus for error-dispersion digitization without moire or spurious stripe formation |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07101918B2 (ja) * | 1986-03-11 | 1995-11-01 | セイコーエプソン株式会社 | 画像処理装置 |
JPS63310270A (ja) * | 1987-06-11 | 1988-12-19 | Canon Inc | 画像処理装置 |
US5307425A (en) * | 1991-09-02 | 1994-04-26 | Rohm Co., Ltd. | Bi-level halftone processing circuit and image processing apparatus using the same |
JP2500834B2 (ja) * | 1991-09-05 | 1996-05-29 | ゼロックス コーポレイション | 画素値の量子化方法及び装置 |
JPH0591328A (ja) * | 1991-09-30 | 1993-04-09 | Ricoh Co Ltd | 画像処理装置 |
US5271070A (en) * | 1992-11-06 | 1993-12-14 | Xerox Corporation | Multi-dimensional error diffusion technique |
JPH06266324A (ja) * | 1993-03-10 | 1994-09-22 | Canon Inc | 画像処理方法及び装置 |
-
1993
- 1993-04-22 NL NL9300684A patent/NL9300684A/nl not_active Application Discontinuation
-
1994
- 1994-04-05 EP EP94200919A patent/EP0625844B1/de not_active Expired - Lifetime
- 1994-04-05 DE DE69416616T patent/DE69416616T2/de not_active Expired - Lifetime
- 1994-04-13 US US08/227,284 patent/US5604605A/en not_active Expired - Lifetime
- 1994-04-22 JP JP6107991A patent/JP2666116B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0201674A2 (de) * | 1985-04-12 | 1986-11-20 | International Business Machines Corporation | Verfahren zur Reproduktion digitaler Bilder mit Mehrfachtönung mittels eines Doppeltönungsdruckers mit fester Punktgrösse |
US5008950A (en) * | 1987-01-22 | 1991-04-16 | Canon Kabushiki Kaisha | Image processing method and apparatus for error-dispersion digitization without moire or spurious stripe formation |
Non-Patent Citations (1)
Title |
---|
G. S. FAWCETT ET AL.: "Halftoning Techniques Using Error Correction", PROCEEDINGS OF THE SOCIETY FOR INFORMATION DISPLAY (SID), vol. 27, no. 4, 1986, NEW YORK (US), pages 305 - 308 * |
Also Published As
Publication number | Publication date |
---|---|
EP0625844A1 (de) | 1994-11-23 |
US5604605A (en) | 1997-02-18 |
DE69416616T2 (de) | 1999-07-22 |
JP2666116B2 (ja) | 1997-10-22 |
EP0625844B1 (de) | 1999-02-24 |
JPH0715606A (ja) | 1995-01-17 |
DE69416616D1 (de) | 1999-04-01 |
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