KR890017580A - 채도 조정방법 - Google Patents
채도 조정방법 Download PDFInfo
- Publication number
- KR890017580A KR890017580A KR1019890006935A KR890006935A KR890017580A KR 890017580 A KR890017580 A KR 890017580A KR 1019890006935 A KR1019890006935 A KR 1019890006935A KR 890006935 A KR890006935 A KR 890006935A KR 890017580 A KR890017580 A KR 890017580A
- Authority
- KR
- South Korea
- Prior art keywords
- saturation
- concentration
- hue
- color
- lightness
- Prior art date
Links
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
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- 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
- H04N1/46—Colour picture communication systems
- H04N1/56—Processing of colour picture signals
- H04N1/60—Colour correction or control
- H04N1/6027—Correction or control of colour gradation or colour contrast
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
- G03B27/73—Controlling exposure by variation of spectral composition, e.g. multicolor printers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Color Image Communication Systems (AREA)
- Facsimile Image Signal Circuits (AREA)
- Color, Gradation (AREA)
- Image Processing (AREA)
- Control Of Exposure In Printing And Copying (AREA)
- Spectrometry And Color Measurement (AREA)
- Dot-Matrix Printers And Others (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 농도를 색상, 명도 및 채도로 변환하는 수순을 나타낸 설명도. 제 2 도는 본 발명의 채도조정방법이 적용되는 칼라 복사기의 전체구성예를 나타낸 블록도. 제 3 도는 조작판넬의 일예를 나타낸 정면도. 제 5 도는 색상, 명도 및 채도의 각 신호로 부터 화상출력장치에 있어서의 각 색채마다의 비트수를 직접 출력하는 루크업테이블 형식의 ROM을 나타낸 블록도.
Claims (2)
- 칼라원고를 판독하여 얻은 적, 녹 및 청의 색농도를 색상, 명도 및 채도로 변환시키고 상기 채도를 조정한후에 상기 색상 및 명도와 조합시켜 색재농도로 변환하고 이 색재 농도에 따라 칼라화상을 출력하는 것을 특징으로 하는 채도조정방법.
- 제 1 항에 있어서, 상기 채도를 하기식으로 표시하는 것을 특징으로 하는 채도조정방법.C=2.44×V×{max(DR, DG, DB)}-{min(DR, DG, DB)}단 C : 채도V : 명도D : 시감농도D=α1×DR+α2×DG+α3×DBα1α2α3: 계수DR, DG, DB: 적, 녹, 청의 농도.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63-127615 | 1988-05-24 | ||
JP63127615A JPH0657047B2 (ja) | 1988-05-24 | 1988-05-24 | 彩度調整方法及び装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890017580A true KR890017580A (ko) | 1989-12-16 |
KR930003551B1 KR930003551B1 (ko) | 1993-05-03 |
Family
ID=14964470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890006935A KR930003551B1 (ko) | 1988-05-24 | 1989-05-24 | 채도조정방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US4963925A (ko) |
JP (1) | JPH0657047B2 (ko) |
KR (1) | KR930003551B1 (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0461969U (ko) * | 1990-10-02 | 1992-05-27 | ||
US5577179A (en) * | 1992-02-25 | 1996-11-19 | Imageware Software, Inc. | Image editing system |
US5345313A (en) * | 1992-02-25 | 1994-09-06 | Imageware Software, Inc | Image editing system for taking a background and inserting part of an image therein |
US5469536A (en) * | 1992-02-25 | 1995-11-21 | Imageware Software, Inc. | Image editing system including masking capability |
US5493321A (en) * | 1993-02-25 | 1996-02-20 | Minnesota Mining And Manufacturing Company | Method and apparatus of characterization for photoelectric color proofing systems |
JP3907783B2 (ja) * | 1996-12-12 | 2007-04-18 | 富士フイルム株式会社 | 色変換方法 |
US5953499A (en) * | 1997-06-27 | 1999-09-14 | Xerox Corporation | Color printing hue rotation system |
US6690487B1 (en) * | 1998-08-20 | 2004-02-10 | Fuji Photo Film Co., Ltd. | Method and apparatus for image processing |
JP4191854B2 (ja) | 1999-08-20 | 2008-12-03 | 東芝テック株式会社 | カラー画像処理装置 |
JP2004252620A (ja) * | 2003-02-19 | 2004-09-09 | Sony Corp | 画像処理装置および方法、並びに、プログラム |
JP5400278B2 (ja) * | 2006-05-15 | 2014-01-29 | キヤノン株式会社 | 画像処理装置及び画像処理方法、プログラム |
TWI615600B (zh) * | 2014-06-04 | 2018-02-21 | 群燿科技股份有限公司 | 色彩測量裝置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60220659A (ja) * | 1984-04-17 | 1985-11-05 | Fuji Photo Film Co Ltd | カラ−画像出力装置における濃度調整方法 |
JPS61179697A (ja) * | 1985-02-05 | 1986-08-12 | Fuji Xerox Co Ltd | 画信号処理装置 |
JPS61236275A (ja) * | 1985-04-12 | 1986-10-21 | Dainippon Printing Co Ltd | 色修正方法 |
JPS6272276A (ja) * | 1985-09-25 | 1987-04-02 | Fuji Photo Film Co Ltd | カラ−ハ−ドコピ−における発色色素の濃度分割方法 |
-
1988
- 1988-05-24 JP JP63127615A patent/JPH0657047B2/ja not_active Expired - Fee Related
-
1989
- 1989-05-23 US US07/355,614 patent/US4963925A/en not_active Expired - Lifetime
- 1989-05-24 KR KR1019890006935A patent/KR930003551B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US4963925A (en) | 1990-10-16 |
JPH01296234A (ja) | 1989-11-29 |
KR930003551B1 (ko) | 1993-05-03 |
JPH0657047B2 (ja) | 1994-07-27 |
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