DE69626780D1 - Softwareanwendung und Vorrichtung zur Erzeugung von Grautonbildern - Google Patents
Softwareanwendung und Vorrichtung zur Erzeugung von GrautonbildernInfo
- Publication number
- DE69626780D1 DE69626780D1 DE69626780T DE69626780T DE69626780D1 DE 69626780 D1 DE69626780 D1 DE 69626780D1 DE 69626780 T DE69626780 T DE 69626780T DE 69626780 T DE69626780 T DE 69626780T DE 69626780 D1 DE69626780 D1 DE 69626780D1
- Authority
- DE
- Germany
- Prior art keywords
- software application
- gray tone
- tone images
- generating gray
- generating
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
- G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
- G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
- G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
- G06K15/128—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers generating or processing printable items, e.g. characters
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K2215/00—Arrangements for producing a permanent visual presentation of the output data
- G06K2215/0002—Handling the output data
- G06K2215/0062—Handling the output data combining generic and host data, e.g. filling a raster
- G06K2215/0071—Post-treatment of the composed image, e.g. compression, rotation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Optics & Photonics (AREA)
- Facsimile Image Signal Circuits (AREA)
- Image Analysis (AREA)
- Dot-Matrix Printers And Others (AREA)
- Color, Gradation (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US612377 | 1990-11-14 | ||
US08/612,377 US5754751A (en) | 1996-03-07 | 1996-03-07 | Software-based procedure and apparatus for enhancement of a gray level image |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69626780D1 true DE69626780D1 (de) | 2003-04-24 |
DE69626780T2 DE69626780T2 (de) | 2004-03-25 |
Family
ID=24452904
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69626780T Expired - Fee Related DE69626780T2 (de) | 1996-03-07 | 1996-10-17 | Softwareanwendung und Vorrichtung zur Erzeugung von Grautonbildern |
Country Status (4)
Country | Link |
---|---|
US (1) | US5754751A (de) |
EP (1) | EP0794505B1 (de) |
JP (1) | JPH106561A (de) |
DE (1) | DE69626780T2 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6473524B1 (en) | 1999-04-14 | 2002-10-29 | Videk, Inc. | Optical object recognition method and system |
JP2000343756A (ja) * | 1999-06-09 | 2000-12-12 | Sharp Corp | 画像形成装置および画像形成方法 |
US7245779B2 (en) * | 2003-07-23 | 2007-07-17 | Marvell International Technology Ltd. | Image enhancement employing partial template matching |
US7570835B2 (en) * | 2004-02-17 | 2009-08-04 | International Business Machines Corporation | Edge smoothing filter for character recognition |
CN101169828B (zh) * | 2006-10-27 | 2011-11-30 | 鸿富锦精密工业(深圳)有限公司 | 同心圆智能分类系统及方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3573789A (en) * | 1968-12-13 | 1971-04-06 | Ibm | Method and apparatus for increasing image resolution |
US4032977A (en) * | 1976-06-03 | 1977-06-28 | Xerox Corporation | Gray scale interpolation technique |
US4150400A (en) * | 1977-03-31 | 1979-04-17 | International Business Machines Corporation | Methods of a coarse-scan/fine-print character reproduction with compression |
US4143401A (en) * | 1977-07-07 | 1979-03-06 | Westinghouse Electric Corp. | System for generating line drawing of a scanned image |
JPS55112076A (en) * | 1979-02-22 | 1980-08-29 | Ricoh Co Ltd | Predictive restoration method for high-density picture element |
JPS55120265A (en) * | 1979-03-07 | 1980-09-16 | Ricoh Co Ltd | Picture forecasting restoring method |
JPS5734286A (en) * | 1980-08-11 | 1982-02-24 | Canon Inc | Information outputting device |
US4450483A (en) * | 1981-09-02 | 1984-05-22 | Westinghouse Electric Corp. | Circuit for improving the quality of digitized line images |
US4437122A (en) * | 1981-09-12 | 1984-03-13 | Xerox Corporation | Low resolution raster images |
US5005139A (en) * | 1988-08-16 | 1991-04-02 | Hewlett-Packard Company | Piece-wise print image enhancement for dot matrix printers |
US4847641A (en) * | 1988-08-16 | 1989-07-11 | Hewlett-Packard Company | Piece-wise print image enhancement for dot matrix printers |
US5321430A (en) * | 1991-05-08 | 1994-06-14 | Acer Incorporated | Apparatus and method for gray and edge enhancement |
JP3490729B2 (ja) * | 1991-12-20 | 2004-01-26 | ゼロックス・コーポレーション | 階層的テンプレート突合せによる画像の忠実性強化再生 |
EP0569657B1 (de) * | 1992-05-15 | 1997-09-03 | COMPUPRINT S.p.A. | Anlage zur Detektierung und Korrektur von Fehlern in digitalisierten Bildern |
US5479584A (en) * | 1992-08-28 | 1995-12-26 | Xerox Corporation | Enhanced fidelity reproduction of images with device independent numerical sample output |
US5237646A (en) * | 1992-10-13 | 1993-08-17 | Hewlett-Packard Company | Pixel image enhancement employing a reduced template memory store |
DE19502997B4 (de) * | 1994-02-01 | 2005-06-30 | Ricoh Co., Ltd. | Einrichtung und Verfahren zum Verarbeiten von Zweiton-Bilddaten |
-
1996
- 1996-03-07 US US08/612,377 patent/US5754751A/en not_active Expired - Lifetime
- 1996-10-17 DE DE69626780T patent/DE69626780T2/de not_active Expired - Fee Related
- 1996-10-17 EP EP96116701A patent/EP0794505B1/de not_active Expired - Lifetime
-
1997
- 1997-02-28 JP JP9045761A patent/JPH106561A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP0794505A3 (de) | 1999-01-07 |
JPH106561A (ja) | 1998-01-13 |
DE69626780T2 (de) | 2004-03-25 |
EP0794505A2 (de) | 1997-09-10 |
EP0794505B1 (de) | 2003-03-19 |
US5754751A (en) | 1998-05-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE |
|
8339 | Ceased/non-payment of the annual fee |