DE69129908T2 - Verfahren zur helligkeitsverbesserung - Google Patents
Verfahren zur helligkeitsverbesserungInfo
- Publication number
- DE69129908T2 DE69129908T2 DE69129908T DE69129908T DE69129908T2 DE 69129908 T2 DE69129908 T2 DE 69129908T2 DE 69129908 T DE69129908 T DE 69129908T DE 69129908 T DE69129908 T DE 69129908T DE 69129908 T2 DE69129908 T2 DE 69129908T2
- Authority
- DE
- Germany
- Prior art keywords
- improving brightness
- brightness
- improving
- 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
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T15/00—3D [Three Dimensional] image rendering
- G06T15/50—Lighting effects
- G06T15/80—Shading
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T15/00—3D [Three Dimensional] image rendering
- G06T15/50—Lighting effects
- G06T15/506—Illumination models
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Graphics (AREA)
- Image Input (AREA)
- Picture Signal Circuits (AREA)
- Facsimile Image Signal Circuits (AREA)
- Character Input (AREA)
- Studio Devices (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2407404A JP2893078B2 (ja) | 1990-12-06 | 1990-12-06 | シェーディング補正方法およびその装置 |
PCT/JP1991/001664 WO1992010810A1 (fr) | 1990-12-06 | 1991-11-29 | Procede de correction de tache et dispositif a cet effet |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69129908D1 DE69129908D1 (de) | 1998-09-03 |
DE69129908T2 true DE69129908T2 (de) | 1999-04-29 |
Family
ID=18516998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69129908T Expired - Fee Related DE69129908T2 (de) | 1990-12-06 | 1991-11-29 | Verfahren zur helligkeitsverbesserung |
Country Status (8)
Country | Link |
---|---|
US (1) | US5621824A (de) |
EP (1) | EP0568697B1 (de) |
JP (1) | JP2893078B2 (de) |
KR (1) | KR970004112B1 (de) |
AU (1) | AU9021391A (de) |
CA (1) | CA2097799A1 (de) |
DE (1) | DE69129908T2 (de) |
WO (1) | WO1992010810A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5732147A (en) * | 1995-06-07 | 1998-03-24 | Agri-Tech, Inc. | Defective object inspection and separation system using image analysis and curvature transformation |
GB2310557B (en) * | 1996-02-21 | 2000-05-10 | Rank Taylor Hobson Ltd | Image processing apparatus |
JP3348167B2 (ja) * | 1996-03-26 | 2002-11-20 | シャープ株式会社 | 画像2値化装置 |
US6192163B1 (en) * | 1996-10-29 | 2001-02-20 | Seiko Epson Corporation | Image processing method and image processing apparatus |
JPH10222663A (ja) * | 1997-01-31 | 1998-08-21 | Yamaha Motor Co Ltd | 画像認識システム及び装置 |
US7616198B2 (en) * | 1998-02-20 | 2009-11-10 | Mental Images Gmbh | System and computer-implemented method for modeling the three-dimensional shape of an object by shading of a two-dimensional image of the object |
JPH11242004A (ja) * | 1997-12-26 | 1999-09-07 | Toshiba Corp | 陰極線管の蛍光面検査方法およびその装置 |
JP2001186334A (ja) * | 1999-12-27 | 2001-07-06 | Canon Inc | 画像処理装置、画像処理システム、画像処理方法、及び記憶媒体 |
SG103253A1 (en) | 2000-01-26 | 2004-04-29 | Kent Ridge Digital Labs | Method and apparatus for cancelling lighting variations in object recognition |
DE10025692A1 (de) * | 2000-05-24 | 2001-11-29 | Abb Patent Gmbh | System zur Darstellung einer Lackschichtdickenverteilung |
US7391450B2 (en) | 2002-08-16 | 2008-06-24 | Zoran Corporation | Techniques for modifying image field data |
US7388610B2 (en) * | 2002-08-16 | 2008-06-17 | Zoran Corporation | Techniques of modifying image field data by extrapolation |
US7408576B2 (en) * | 2002-08-16 | 2008-08-05 | Zoran Corporation | Techniques for modifying image field data as a function of radius across the image field |
JP4338551B2 (ja) * | 2004-03-04 | 2009-10-07 | 富士フイルム株式会社 | 画像再生方法、画像再生装置及び画像再生プログラム |
JP4476955B2 (ja) * | 2006-03-17 | 2010-06-09 | 富士通マイクロエレクトロニクス株式会社 | シェーディング補正回路とその制御方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5213734A (en) * | 1975-07-23 | 1977-02-02 | Hitachi Ltd | Pattern recognition device |
US4472736A (en) * | 1980-03-11 | 1984-09-18 | Dainippon Ink And Chemicals Incorporated | Lithographic reproduction original classification and color separation tone curve adjustment |
JPS5823964A (ja) * | 1981-08-05 | 1983-02-12 | 住友化学工業株式会社 | ドライクリ−ニング溶剤の乳化を防止あるいは解消する方法 |
JPS58223963A (ja) * | 1982-06-22 | 1983-12-26 | Konishiroku Photo Ind Co Ltd | シエ−デイング補正装置 |
DE3481144D1 (de) * | 1983-04-11 | 1990-03-01 | Komatsu Mfg Co Ltd | Verfahren zum identifizieren von objekten. |
US4655349A (en) * | 1984-12-27 | 1987-04-07 | Brockway, Inc. | System for automatically inspecting transparent containers for sidewall and dimensional defects |
US4679075A (en) * | 1985-04-29 | 1987-07-07 | Emhart Industries, Inc. | Glassware inspection using optical streak detection |
US4691231A (en) * | 1985-10-01 | 1987-09-01 | Vistech Corporation | Bottle inspection system |
JPS6376566A (ja) * | 1986-09-19 | 1988-04-06 | Casio Comput Co Ltd | 画像デ−タ読取り装置 |
DE3641258A1 (de) * | 1986-12-03 | 1988-06-16 | Sick Optik Elektronik Erwin | Bildaufnahmevorrichtung |
JPH0672770B2 (ja) * | 1988-02-01 | 1994-09-14 | 豊田工機株式会社 | ロボットの物体認識装置 |
FR2642164B1 (fr) * | 1989-01-26 | 1991-04-12 | Saint Gobain Cinematique Contr | Controle d'objets a forte cadence |
JPH02217968A (ja) * | 1989-02-18 | 1990-08-30 | Taiyo Eretsukusu Kk | ラベルの検査装置 |
JPH0736004B2 (ja) * | 1990-09-19 | 1995-04-19 | 肇産業株式会社 | 検査方法及び装置 |
-
1990
- 1990-12-06 JP JP2407404A patent/JP2893078B2/ja not_active Expired - Fee Related
-
1991
- 1991-11-29 DE DE69129908T patent/DE69129908T2/de not_active Expired - Fee Related
- 1991-11-29 KR KR1019930701499A patent/KR970004112B1/ko not_active IP Right Cessation
- 1991-11-29 WO PCT/JP1991/001664 patent/WO1992010810A1/ja active IP Right Grant
- 1991-11-29 EP EP91920839A patent/EP0568697B1/de not_active Expired - Lifetime
- 1991-11-29 AU AU90213/91A patent/AU9021391A/en not_active Abandoned
- 1991-11-29 US US08/070,360 patent/US5621824A/en not_active Expired - Fee Related
- 1991-11-29 CA CA002097799A patent/CA2097799A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO1992010810A1 (fr) | 1992-06-25 |
EP0568697A4 (en) | 1994-05-18 |
JPH04213169A (ja) | 1992-08-04 |
US5621824A (en) | 1997-04-15 |
DE69129908D1 (de) | 1998-09-03 |
EP0568697B1 (de) | 1998-07-29 |
JP2893078B2 (ja) | 1999-05-17 |
KR970004112B1 (ko) | 1997-03-25 |
KR930702725A (ko) | 1993-09-09 |
EP0568697A1 (de) | 1993-11-10 |
CA2097799A1 (en) | 1992-06-07 |
AU9021391A (en) | 1992-07-08 |
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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 |