GB1534427A - Method of colour correction - Google Patents
Method of colour correctionInfo
- Publication number
- GB1534427A GB1534427A GB2965576A GB2965576A GB1534427A GB 1534427 A GB1534427 A GB 1534427A GB 2965576 A GB2965576 A GB 2965576A GB 2965576 A GB2965576 A GB 2965576A GB 1534427 A GB1534427 A GB 1534427A
- Authority
- GB
- United Kingdom
- Prior art keywords
- colour
- signals
- circuit
- variable
- correction
- 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
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
- H04N1/46—Colour picture communication systems
- H04N1/56—Processing of colour picture signals
- H04N1/60—Colour correction or control
- H04N1/6016—Conversion to subtractive colour signals
-
- 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
- H04N1/6016—Conversion to subtractive colour signals
- H04N1/6019—Conversion to subtractive colour signals using look-up tables
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50087654A JPS5212001A (en) | 1975-07-17 | 1975-07-17 | Method of correcting color |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1534427A true GB1534427A (en) | 1978-12-06 |
Family
ID=13920936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2965576A Expired GB1534427A (en) | 1975-07-17 | 1976-07-16 | Method of colour correction |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5212001A (de) |
DE (1) | DE2632003A1 (de) |
GB (1) | GB1534427A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4561016A (en) * | 1982-06-04 | 1985-12-24 | Dr. -Ing. Rudolf Hell Gmbh | Method and apparatus for recording color pictures for multicolor printing |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2621008B2 (de) * | 1976-05-12 | 1978-10-26 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Verfahren zur Gewinnung und Verwertung von Farbkorrekturdaten für die Farbbildaufzeichnung |
JPS53145621A (en) * | 1977-05-25 | 1978-12-19 | Fuji Photo Film Co Ltd | Hue extractor |
JPS53145620A (en) * | 1977-05-25 | 1978-12-19 | Fuji Photo Film Co Ltd | Hue extractor |
DE2725864C2 (de) * | 1977-06-08 | 1982-07-01 | Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel | Farbkorrektureinheit für die Druckformherstellung |
JPS54109126U (de) * | 1978-01-19 | 1979-08-01 | ||
GB2119600B (en) * | 1982-04-14 | 1986-04-23 | Fuji Photo Film Co Ltd | Method and apparatus for digital color correction |
JP2500923B2 (ja) * | 1994-07-11 | 1996-05-29 | 株式会社東芝 | カラ―画像変換方法 |
JPH07264429A (ja) * | 1995-01-30 | 1995-10-13 | Canon Inc | 画像処理方法 |
JP2622239B2 (ja) * | 1995-01-30 | 1997-06-18 | キヤノン株式会社 | 画像処理方法 |
-
1975
- 1975-07-17 JP JP50087654A patent/JPS5212001A/ja active Granted
-
1976
- 1976-07-16 DE DE19762632003 patent/DE2632003A1/de active Pending
- 1976-07-16 GB GB2965576A patent/GB1534427A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4561016A (en) * | 1982-06-04 | 1985-12-24 | Dr. -Ing. Rudolf Hell Gmbh | Method and apparatus for recording color pictures for multicolor printing |
Also Published As
Publication number | Publication date |
---|---|
DE2632003A1 (de) | 1977-01-27 |
JPS5212001A (en) | 1977-01-29 |
JPS5530221B2 (de) | 1980-08-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930716 |