FR1228185A - Combined means for adjusting background luminance in a television picture reproducing device - Google Patents

Combined means for adjusting background luminance in a television picture reproducing device

Info

Publication number
FR1228185A
FR1228185A FR788546A FR788546A FR1228185A FR 1228185 A FR1228185 A FR 1228185A FR 788546 A FR788546 A FR 788546A FR 788546 A FR788546 A FR 788546A FR 1228185 A FR1228185 A FR 1228185A
Authority
FR
France
Prior art keywords
reproducing device
television picture
background luminance
picture reproducing
combined means
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
FR788546A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1228185A publication Critical patent/FR1228185A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/18—Picture reproducers using cathode ray tubes using separate electron beams for the primary colour signals
    • H04N9/20—Picture reproducers using cathode ray tubes using separate electron beams for the primary colour signals with more than one beam in a tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Television Receiver Circuits (AREA)
FR788546A 1958-03-07 1959-03-06 Combined means for adjusting background luminance in a television picture reproducing device Expired FR1228185A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL225645 1958-03-07

Publications (1)

Publication Number Publication Date
FR1228185A true FR1228185A (en) 1960-08-26

Family

ID=19751146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR788546A Expired FR1228185A (en) 1958-03-07 1959-03-06 Combined means for adjusting background luminance in a television picture reproducing device

Country Status (7)

Country Link
US (1) US3015751A (en)
AU (1) AU236688B2 (en)
DE (1) DE1138815B (en)
ES (1) ES247700A1 (en)
FR (1) FR1228185A (en)
GB (1) GB912245A (en)
NL (2) NL225645A (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2371897A (en) * 1940-09-05 1945-03-20 Knick Ulrich Compensating arrangement for television tubes
BE511562A (en) * 1951-05-22
BE517543A (en) * 1952-02-12
NL208543A (en) * 1955-07-01
US2888604A (en) * 1955-09-22 1959-05-26 Westinghouse Electric Corp Circuit for increasing the usable light output of cathode ray tubes
US2906917A (en) * 1957-06-11 1959-09-29 Simpson Clarence Trace identifier for oscilloscopes
US2884562A (en) * 1957-08-14 1959-04-28 Du Mont Allen B Lab Inc Brightness control circuit

Also Published As

Publication number Publication date
AU4646359A (en) 1959-09-10
DE1138815B (en) 1962-10-31
AU236688B2 (en) 1959-09-10
US3015751A (en) 1962-01-02
GB912245A (en) 1962-12-05
NL113610C (en)
NL225645A (en)
ES247700A1 (en) 1960-01-16

Similar Documents

Publication Publication Date Title
BE769092A (en) IMAGE REPRODUCING DEVICE
BE847278A (en) DEVICE FOR REPRODUCING THREE-DIMENSIONAL TELEVISION IMAGES.
FR1247011A (en) Color image reproduction system
OA03301A (en) Device for reproducing color television images.
FR1161077A (en) Cathode ray tube device for reproducing color television images
BE746925A (en) TELEVISION IMAGE REPRODUCTION DEVICE
BE818984A (en) IMAGE REPRODUCING DEVICE
FR71224E (en) Method and device for recording and reproducing fluoroscopic images by television
FR1117515A (en) Device for reproducing color television images
FR2345876A1 (en) TELEVISION IMAGE REPRODUCTION DEVICE
FR2295659A1 (en) TELEVISION IMAGE REPRODUCING DEVICE EQUIPPED WITH A VIDEO TYPE AMPLIFIER
FR1228185A (en) Combined means for adjusting background luminance in a television picture reproducing device
FR1144801A (en) Device for reproducing color television images
FR1353212A (en) Device for reproducing electrophotographic halftone images
FR1237761A (en) Device for controlling the contrast and luminance of the background simultaneously in a television
FR1087835A (en) Device for projecting television images on a large screen
FR66349E (en) Device for projecting television images on a large screen
FR1248923A (en) Device for projecting an isolated image in projectors equipped with a magazine
FR1526689A (en) Device for reproducing color television images
CH352566A (en) Apparatus for filming in sections, on a corresponding number of films, cinematographic images capable of being subsequently combined into a mosaic by cinematographic projection
FR1123543A (en) Improvement in the simultaneous achievement of exact framing, film recording and direct electronic transmission of cinematographic images, rigorously homothetic to each other, using a single lens
FR1500425A (en) Device for reproducing on a television screen, images recorded on a LP record
JPS5249820A (en) Film top and bottom registering device for the camera
FR1522092A (en) Image reproduction device
BE576391A (en) Assembly for adjusting the background luminance in a television reproduction device.