FR859498A - Dispositif de télévision - Google Patents

Dispositif de télévision

Info

Publication number
FR859498A
FR859498A FR859498DA FR859498A FR 859498 A FR859498 A FR 859498A FR 859498D A FR859498D A FR 859498DA FR 859498 A FR859498 A FR 859498A
Authority
FR
France
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.)
BAE Systems Aerospace Inc
Original Assignee
Hazeltine Corp
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
Priority claimed from GB14776/38A external-priority patent/GB515209A/en
Application filed by Hazeltine Corp filed Critical Hazeltine Corp
Application granted granted Critical
Publication of FR859498A publication Critical patent/FR859498A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control
    • H04N5/53—Keyed automatic gain control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Details Of Television Systems (AREA)
  • Television Receiver Circuits (AREA)
  • Control Of Amplification And Gain Control (AREA)
FR859498D 1938-05-18 1939-08-26 Dispositif de télévision Expired FR859498A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB14776/38A GB515209A (en) 1938-08-26 1938-05-18 Improvements in or relating to television systems
US226871A US2214847A (en) 1938-08-26 1938-08-26 Automatic amplification and black level control for television receivers

Publications (1)

Publication Number Publication Date
FR859498A true FR859498A (fr) 1940-12-19

Family

ID=32095217

Family Applications (2)

Application Number Title Priority Date Filing Date
FR50613D Expired FR50613E (fr) 1938-05-18 1939-05-16 Perfectionnements aux systèmes de télévision
FR859498D Expired FR859498A (fr) 1938-05-18 1939-08-26 Dispositif de télévision

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR50613D Expired FR50613E (fr) 1938-05-18 1939-05-16 Perfectionnements aux systèmes de télévision

Country Status (3)

Country Link
US (1) US2303968A (fr)
FR (2) FR50613E (fr)
GB (2) GB476935A (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL75747C (fr) * 1945-09-27
US2548436A (en) * 1946-01-25 1951-04-10 Hazeltine Corp Television receiver background control circuit
US2707751A (en) * 1946-03-12 1955-05-03 Harold V Hance Delay line pulse stretcher
NL94873C (fr) * 1946-10-22
US2570249A (en) * 1947-03-29 1951-10-09 Sperry Corp Combining and separating circuits
US2515195A (en) * 1947-12-12 1950-07-18 Jr John F Clark Pulse collecting method
US2686220A (en) * 1948-05-28 1954-08-10 Rca Corp Conveyeance of auxiliary information in a television system
GB661890A (en) * 1948-12-17 1951-11-28 Pye Ltd Apparatus for measuring or using for control purposes, the peak voltage of short duration voltage peaks or pulses
US2644130A (en) * 1949-01-24 1953-06-30 Socony Vacuum Oil Co Inc Square wave pulse generating system
US2736801A (en) * 1951-05-16 1956-02-28 Clyde E Wiegand Distributed pulse height discriminator
US2764678A (en) * 1951-06-07 1956-09-25 Airborne Instr Lab Inc Pulse stretcher
US2800584A (en) * 1952-02-28 1957-07-23 Richard F Blake Pulse position decoder
US2836715A (en) * 1953-04-08 1958-05-27 Rca Corp Signal shaping circuit
USRE25284E (en) * 1954-08-04 1962-11-06 D loughlin
US2968036A (en) * 1957-07-12 1961-01-10 Oliver I Steigerwalt Radiant energy signalling system
US2958465A (en) * 1957-07-22 1960-11-01 Ibm Electronic adder
US3068417A (en) * 1959-07-24 1962-12-11 Paul E Fiske Pulse stretcher and shaper
US3247457A (en) * 1961-05-22 1966-04-19 Bell Telephone Labor Inc Analog signal peak detector using tapped delay line and sampling means
US3217100A (en) * 1962-01-03 1965-11-09 Rca Corp Contrast control system
US3629714A (en) * 1970-03-12 1971-12-21 Bell Telephone Labor Inc Electronic sampling and hold circuit
US5402488A (en) * 1991-08-30 1995-03-28 Karlock; James A. Method and apparatus for modifying a video signal
US5410364A (en) * 1992-01-15 1995-04-25 Karlock; James A. Method and apparatus for removing AGC pulses and other undesirable signals from a video signal
US20020091850A1 (en) 1992-10-23 2002-07-11 Cybex Corporation System and method for remote monitoring and operation of personal computers
US5410363A (en) * 1992-12-08 1995-04-25 Lightwave Communications, Inc. Automatic gain control device for transmitting video signals between two locations by use of a known reference pulse during vertical blanking period so as to control the gain of the video signals at the second location
DE69935234T2 (de) 1998-09-22 2007-11-08 Avocent Huntsville Corp., Huntsville System zum fernzugriff auf personalcomputer

Also Published As

Publication number Publication date
FR50613E (fr) 1941-01-27
GB476935A (en) 1937-12-15
US2303968A (en) 1942-12-01
GB531711A (en) 1941-01-09

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