FR51365E - Perfectionnements à la photographie en couleurs - Google Patents

Perfectionnements à la photographie en couleurs

Info

Publication number
FR51365E
FR51365E FR51365DA FR51365E FR 51365 E FR51365 E FR 51365E FR 51365D A FR51365D A FR 51365DA FR 51365 E FR51365 E FR 51365E
Authority
FR
France
Prior art keywords
color photography
photography
color
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
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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.)
Filing date
Publication date
Application filed by Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR51365E publication Critical patent/FR51365E/fr
Expired legal-status Critical Current

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Color Television Systems (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Color Television Image Signal Generators (AREA)
  • Recording Measured Values (AREA)
  • Optical Recording Or Reproduction (AREA)
FR51365D 1937-01-16 1939-10-11 Perfectionnements à la photographie en couleurs Expired FR51365E (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US120964A US2253086A (en) 1937-01-16 1937-01-16 Color photography
US234422A US2249522A (en) 1937-01-16 1938-10-11 Electric circuit for color correction
US241433A US2231669A (en) 1937-01-16 1938-11-19 Color correction

Publications (1)

Publication Number Publication Date
FR51365E true FR51365E (fr) 1942-06-09

Family

ID=27382548

Family Applications (2)

Application Number Title Priority Date Filing Date
FR834838D Expired FR834838A (fr) 1937-01-16 1938-01-15 Perfectionnements à la photographie en couleurs
FR51365D Expired FR51365E (fr) 1937-01-16 1939-10-11 Perfectionnements à la photographie en couleurs

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR834838D Expired FR834838A (fr) 1937-01-16 1938-01-15 Perfectionnements à la photographie en couleurs

Country Status (4)

Country Link
US (3) US2253086A (fr)
DE (1) DE697490C (fr)
FR (2) FR834838A (fr)
GB (4) GB488835A (fr)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2423769A (en) * 1942-08-21 1947-07-08 Rca Corp Color television system
US2509038A (en) * 1942-08-21 1950-05-23 Rca Corp Television system
US2434561A (en) * 1944-07-08 1948-01-13 Interchem Corp Color facsimile
US2566264A (en) * 1946-05-10 1951-08-28 Eastman Kodak Co Method of making color prints
US2521954A (en) * 1946-05-10 1950-09-12 Eastman Kodak Co Apparatus for making color prints
US2566277A (en) * 1946-05-10 1951-08-28 Eastman Kodak Co Method for making color prints
US2571697A (en) * 1946-06-20 1951-10-16 Eastman Kodak Co Method for correcting photographic color prints
US2560567A (en) * 1946-10-09 1951-07-17 Norman R Gunderson Apparatus and method for use in color reproduction
BE477743A (fr) * 1946-12-05
GB640001A (en) * 1947-02-24 1950-07-12 Nell William Yelland Improvements relating to the production of multi-colour printing surfaces
US2566693A (en) * 1947-09-13 1951-09-04 Rca Corp Color television system
US2567240A (en) * 1947-10-29 1951-09-11 Miehle Printing Press & Mfg Color facsimile system
US2606245A (en) * 1948-03-10 1952-08-05 Time Inc Unsharp mask in electronic color correction
US2605348A (en) * 1948-03-10 1952-07-29 Time Inc Color separation negative
US2529975A (en) * 1948-03-11 1950-11-14 Eastman Kodak Co Method of making color prints from color transparencies
US2657254A (en) * 1950-05-20 1953-10-27 Bell Telephone Labor Inc Color television system
US2630485A (en) * 1950-09-11 1953-03-03 Color Television Inc Color television apparatus
US2691696A (en) * 1950-10-27 1954-10-12 Eastman Kodak Co Electrooptical unsharp masking in color reproduction
US2727940A (en) * 1951-06-12 1955-12-20 Time Inc Electronic masking method and apparatus
US2748190A (en) * 1951-09-15 1956-05-29 Eastman Kodak Co Black printers and electrooptical methods of making them
US2879326A (en) * 1952-08-27 1959-03-24 Eastman Kodak Co Black printer for electro-optical reproduction
US2766319A (en) * 1952-09-16 1956-10-09 Time Inc Method of and apparatus for making a black printer for four-color reproduction
US2808453A (en) * 1953-06-01 1957-10-01 Rca Corp Color correction systems
US2848528A (en) * 1953-07-30 1958-08-19 Rca Corp Color-correction system
BE530710A (fr) * 1953-07-30
US2863938A (en) * 1954-06-16 1958-12-09 Technicolor Motion Picture Printing timer
CH330517A (de) * 1954-08-16 1958-06-15 Edgar Gretener Ag Dr Verfahren zur Herstellung eines subtraktiven Farbfilms
GB791676A (en) * 1954-09-29 1958-03-12 Edgar Gretener Method for processing a subtractive motion picture film
DE1268957B (de) * 1957-09-24 1968-05-22 Hunter Penrose Ltd Vorrichtung zur Herstellung von elektronisch korrigierten negativen Farbauszuegen
GB857654A (en) * 1958-07-18 1961-01-04 Crosfield J F Ltd Improvements in or relating to colour reproduction systems
US3274883A (en) * 1961-03-15 1966-09-27 Ibm Optical angular orientation measuring system
US3801197A (en) * 1971-04-30 1974-04-02 Canon Kk Color electrophotographic copying apparatus capable of color balance adjustment
US3763308A (en) * 1971-10-20 1973-10-02 Fuji Photo Film Co Ltd Image reproducing system
US4858507A (en) * 1983-04-20 1989-08-22 Esselte Pendaflex Corporation Mat board cutter with adjustable cutter-carrying body

Also Published As

Publication number Publication date
GB538012A (en) 1941-07-17
US2253086A (en) 1941-08-19
GB552367A (en) 1943-04-05
US2231669A (en) 1941-02-11
DE697490C (de) 1940-10-16
GB538013A (en) 1941-07-17
US2249522A (en) 1941-07-15
FR834838A (fr) 1938-12-02
GB488835A (en) 1938-07-14

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