DE69632452D1 - Verfahren und gerät zur erzeugung eines halbtonbildes - Google Patents
Verfahren und gerät zur erzeugung eines halbtonbildesInfo
- Publication number
- DE69632452D1 DE69632452D1 DE69632452T DE69632452T DE69632452D1 DE 69632452 D1 DE69632452 D1 DE 69632452D1 DE 69632452 T DE69632452 T DE 69632452T DE 69632452 T DE69632452 T DE 69632452T DE 69632452 D1 DE69632452 D1 DE 69632452D1
- Authority
- DE
- Germany
- Prior art keywords
- producing
- halftone image
- halftone
- image
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformation in the plane of the image
- G06T3/40—Scaling the whole image or part thereof
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/20—Function-generator circuits, e.g. circle generators line or curve smoothing circuits
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/22—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
- G09G5/24—Generation of individual character patterns
- G09G5/28—Generation of individual character patterns for enhancement of character form, e.g. smoothing
-
- 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
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP27318495 | 1995-10-20 | ||
JP27318495A JP3519186B2 (ja) | 1995-10-20 | 1995-10-20 | 画像中間調処理装置 |
PCT/JP1996/003036 WO1997015029A1 (fr) | 1995-10-20 | 1996-10-18 | Procedes et appareil pour creer des grises |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69632452D1 true DE69632452D1 (de) | 2004-06-17 |
DE69632452T2 DE69632452T2 (de) | 2005-05-12 |
Family
ID=17524278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1996632452 Expired - Lifetime DE69632452T2 (de) | 1995-10-20 | 1996-10-18 | Verfahren und gerät zur erzeugung eines halbtonbildes |
Country Status (8)
Country | Link |
---|---|
US (3) | US6100997A (de) |
EP (3) | EP1282107A1 (de) |
JP (1) | JP3519186B2 (de) |
KR (1) | KR100426116B1 (de) |
CN (1) | CN1103479C (de) |
DE (1) | DE69632452T2 (de) |
TW (1) | TW333633B (de) |
WO (1) | WO1997015029A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003158637A (ja) * | 2001-11-21 | 2003-05-30 | Sony Corp | 印画装置及び印画方法、並びに印画システム |
US7025515B2 (en) | 2003-05-20 | 2006-04-11 | Software 2000 Ltd. | Bit mask generation system |
GB2419250C (en) | 2004-10-18 | 2008-04-24 | Software 2000 Ltd | Bit mask generation system. |
US7492484B2 (en) * | 2005-03-10 | 2009-02-17 | Kabushiki Kaisha Toshiba | Image signal processing method and apparatus for limiting amount of toner stick |
KR20070099170A (ko) * | 2006-04-03 | 2007-10-09 | 엘지.필립스 엘시디 주식회사 | 데이터 변환장치 및 변환방법과 이를 이용한 영상표시장치의 구동장치 및 구동방법 |
JP4404116B2 (ja) * | 2007-08-14 | 2010-01-27 | セイコーエプソン株式会社 | 画像処理回路、表示装置及び印刷装置 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS623295A (ja) | 1985-06-28 | 1987-01-09 | ソニ−・テクトロニクス株式会社 | 表示画像補償方法 |
JPS6313579A (ja) | 1986-07-04 | 1988-01-20 | Canon Inc | 多値化方法 |
JPH01282967A (ja) * | 1988-05-09 | 1989-11-14 | Fujitsu Ltd | 濃淡画像データ処理方法 |
JPH03154096A (ja) * | 1989-11-13 | 1991-07-02 | Canon Inc | パターン発生方法及びパターン発生装置 |
JPH03156494A (ja) | 1989-11-15 | 1991-07-04 | Hitachi Ltd | 文字等の出力装置 |
JPH03259193A (ja) | 1990-03-08 | 1991-11-19 | Teremateiiku Kokusai Kenkyusho:Kk | グレースケール文字表示装置 |
EP0448109A3 (de) * | 1990-03-23 | 1991-10-30 | Fuji Photo Film Co., Ltd. | Verfahren zur Bildverarbeitung |
ES2109979T3 (es) * | 1991-03-18 | 1998-02-01 | Canon Kk | Aparato para el proceso de imagenes. |
JPH0516099A (ja) | 1991-07-12 | 1993-01-26 | Konica Corp | シートフイルム端部切欠き加工のチツプ回収方法及び装置 |
JP2806086B2 (ja) * | 1991-07-26 | 1998-09-30 | 松下電器産業株式会社 | 画像データ処理装置 |
JPH0540826A (ja) * | 1991-08-02 | 1993-02-19 | Canon Inc | 画素密度変換方式 |
JPH0583535A (ja) * | 1991-09-24 | 1993-04-02 | Tokyo Electric Co Ltd | 2値画像の変倍処理装置 |
JPH05136988A (ja) * | 1991-11-13 | 1993-06-01 | Tokyo Electric Co Ltd | 2値画像の変倍処理装置 |
JPH05160996A (ja) * | 1991-12-05 | 1993-06-25 | Konica Corp | 画像処理方法 |
JPH06130908A (ja) * | 1992-10-20 | 1994-05-13 | Ricoh Co Ltd | 画質補正方法 |
JPH06168322A (ja) * | 1992-11-30 | 1994-06-14 | Meidensha Corp | 画像の拡大変換方法 |
JP2906963B2 (ja) * | 1993-12-28 | 1999-06-21 | 松下電器産業株式会社 | 多階調幅太データ生成方法およびその装置 |
US5748798A (en) * | 1993-12-28 | 1998-05-05 | Matsushita Wlectric Ind. | Method and system for adding effects to gray scale images |
US5499305A (en) * | 1994-03-30 | 1996-03-12 | Lasermaster Corporation | Method and apparatus for coalescing a grayscale image and rendering the coalesced grayscale image as a binary image |
JPH11196271A (ja) * | 1997-10-30 | 1999-07-21 | Minolta Co Ltd | 画像データ変換方法およびその装置並びに画像データ変換プログラムを記録したコンピュータ読み取り可能な記録媒体 |
-
1995
- 1995-10-20 JP JP27318495A patent/JP3519186B2/ja not_active Expired - Fee Related
-
1996
- 1996-10-18 DE DE1996632452 patent/DE69632452T2/de not_active Expired - Lifetime
- 1996-10-18 WO PCT/JP1996/003036 patent/WO1997015029A1/ja active IP Right Grant
- 1996-10-18 KR KR1019970704088A patent/KR100426116B1/ko not_active IP Right Cessation
- 1996-10-18 CN CN96191545A patent/CN1103479C/zh not_active Expired - Lifetime
- 1996-10-18 EP EP20020020430 patent/EP1282107A1/de not_active Withdrawn
- 1996-10-18 US US08/860,282 patent/US6100997A/en not_active Expired - Fee Related
- 1996-10-18 EP EP96935375A patent/EP0810549B1/de not_active Expired - Lifetime
- 1996-10-19 EP EP20020020431 patent/EP1282108A1/de not_active Withdrawn
- 1996-10-23 TW TW085112992A patent/TW333633B/zh not_active IP Right Cessation
-
2000
- 2000-06-15 US US09/596,005 patent/US6657747B1/en not_active Expired - Fee Related
-
2002
- 2002-12-30 US US10/330,178 patent/US6897981B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0810549A1 (de) | 1997-12-03 |
JP3519186B2 (ja) | 2004-04-12 |
DE69632452T2 (de) | 2005-05-12 |
EP1282107A1 (de) | 2003-02-05 |
EP1282108A1 (de) | 2003-02-05 |
KR980700622A (ko) | 1998-03-30 |
WO1997015029A1 (fr) | 1997-04-24 |
EP0810549A4 (de) | 1999-03-17 |
US20030090730A1 (en) | 2003-05-15 |
CN1103479C (zh) | 2003-03-19 |
TW333633B (en) | 1998-06-11 |
US6897981B2 (en) | 2005-05-24 |
EP0810549B1 (de) | 2004-05-12 |
US6657747B1 (en) | 2003-12-02 |
KR100426116B1 (ko) | 2004-07-23 |
JPH09114440A (ja) | 1997-05-02 |
US6100997A (en) | 2000-08-08 |
CN1169198A (zh) | 1997-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE |