JPS6455245A - Color conversion device - Google Patents
Color conversion deviceInfo
- Publication number
- JPS6455245A JPS6455245A JP62213534A JP21353487A JPS6455245A JP S6455245 A JPS6455245 A JP S6455245A JP 62213534 A JP62213534 A JP 62213534A JP 21353487 A JP21353487 A JP 21353487A JP S6455245 A JPS6455245 A JP S6455245A
- Authority
- JP
- Japan
- Prior art keywords
- color
- series
- signals
- inputted
- color signal
- 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.)
- Pending
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
- H04N1/6022—Generating a fourth subtractive colour signal, e.g. under colour removal, black masking
- H04N1/6025—Generating a fourth subtractive colour signal, e.g. under colour removal, black masking using look-up tables
-
- 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
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
- H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
- H04N1/195—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a two-dimensional array or a combination of two-dimensional arrays
- H04N1/19505—Scanning picture elements spaced apart from one another in at least one direction
-
- 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
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
- H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
- H04N1/195—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays the array comprising a two-dimensional array or a combination of two-dimensional arrays
- H04N1/19505—Scanning picture elements spaced apart from one another in at least one direction
- H04N1/19515—Scanning picture elements spaced apart from one another in at least one direction in two directions
-
- 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
- H04N1/40062—Discrimination between different image types, e.g. two-tone, continuous tone
-
- 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
- H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
-
- 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
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62213534A JPS6455245A (en) | 1987-08-27 | 1987-08-27 | Color conversion device |
US07/178,431 US4926251A (en) | 1987-04-07 | 1988-04-06 | Color image processing apparatus with image corrector |
EP88303136A EP0286414A3 (en) | 1987-04-07 | 1988-04-07 | Color image processing apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62213534A JPS6455245A (en) | 1987-08-27 | 1987-08-27 | Color conversion device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6455245A true JPS6455245A (en) | 1989-03-02 |
Family
ID=16640778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62213534A Pending JPS6455245A (en) | 1987-04-07 | 1987-08-27 | Color conversion device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6455245A (ja) |
-
1987
- 1987-08-27 JP JP62213534A patent/JPS6455245A/ja active Pending
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