BE530710A - - Google Patents

Info

Publication number: BE530710A
Authority: BE; Belgium

Application number

Priority date (The priority date 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 date listed.)

1953-07-30

Publication of BE530710A publication Critical patent/BE530710A/xx

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
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Color Image Communication Systems (AREA)
Fax Reproducing Arrangements (AREA)
Facsimile Image Signal Circuits (AREA)

BE530710D 1953-07-30 BE530710A (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US371355A US2807660A (en)	1953-07-30	1953-07-30	Color-correction systems

Publications (1)

Publication Number	Publication Date
BE530710A true BE530710A (da)

Family

ID=23463635

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE530710D BE530710A (da)	1953-07-30

Country Status (5)

Country	Link
US (1)	US2807660A (da)
BE (1)	BE530710A (da)
CH (1)	CH325122A (da)
FR (1)	FR1107546A (da)
GB (1)	GB771249A (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL220780A (da) *	1956-09-19
US2918523A (en) *	1956-10-30	1959-12-22	Rca Corp	Color correction system
NL220279A (da) *	1957-08-27
US3144510A (en) *	1960-03-01	1964-08-11	Fairchild Camera Instr Co	Apparatus for the compression of color images
ATE11968T1 (de) *	1982-04-10	1985-03-15	Hell Rudolf Dr Ing Gmbh	Vierfarbendruckverfahren mit tonwertabhaengiger farbruecknahme.
ATE14944T1 (de) *	1982-05-29	1985-08-15	Hell Rudolf Dr Ing Gmbh	Verfahren zur tonwertabhaengigen farbruecknahme im vierfarbendruck.
US4965664A (en) *	1986-08-15	1990-10-23	Canon Kabushiki Kaisha	Color image signal processing method and apparatus for recording a color image from input color image signals by converting an individual color signal component
US5402245A (en) *	1994-01-27	1995-03-28	Hewlett-Packard Company	Bi-level digital color printer system exhibiting improved undercolor removal and error diffusion procedures

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2253086A (en) *	1937-01-16	1941-08-19	Eastman Kodak Co	Color photography
US2413706A (en) *	1942-01-09	1947-01-07	Norman R Gunderson	Apparatus for reproduction of pictorial representations
US2434561A (en) *	1944-07-08	1948-01-13	Interchem Corp	Color facsimile
US2560567A (en) *	1946-10-09	1951-07-17	Norman R Gunderson	Apparatus and method for use in color reproduction
US2691696A (en) *	1950-10-27	1954-10-12	Eastman Kodak Co	Electrooptical unsharp masking in color reproduction
US2721892A (en) *	1951-06-27	1955-10-25	Eastman Kodak Co	Variable electrooptical color correction
US2710889A (en) *	1953-01-21	1955-06-14	Edward Stern & Company Inc	Color reproduction

0
- BE BE530710D patent/BE530710A/xx unknown
1953
- 1953-07-30 US US371355A patent/US2807660A/en not_active Expired - Lifetime
1954
- 1954-06-12 FR FR1107546D patent/FR1107546A/fr not_active Expired
- 1954-06-30 GB GB19184/54A patent/GB771249A/en not_active Expired
- 1954-07-17 CH CH325122D patent/CH325122A/de unknown

Also Published As

Publication number	Publication date
CH325122A (de)	1957-10-31
GB771249A (en)	1957-03-27
FR1107546A (fr)	1956-01-03
US2807660A (en)	1957-09-24

Publication	Publication Date	Title
FR1550049A (da)	1968-12-13
AT193854B (da)	1957-12-10
AT191364A (da)	1957-08-26
AT190646B (da)	1957-07-10
BE517130A (da)	1953-02-14
AT189958B (da)	1957-05-25
AT191026B (da)	1957-07-25
AT191140B (da)	1957-08-10
AT192380B (da)	1957-10-10
AT191238B (da)	1957-08-10
FR1032469A (da)	1953-06-29
AT194074B (da)	1957-12-27
AT195162B (da)	1958-01-25
AT195400B (da)	1958-01-25
AT194824B (da)	1958-01-25
DE1054567C2 (da)	1959-10-01
FR1028115A (da)	1953-05-23
AT194372B (da)	1958-01-10
BE531029A (da)
BE517828A (da)
LU32798A1 (da)
BE506054A (da)
BE534251A (da)
BE532202A (da)	1955-03-30
BE324631A (da)