FR797996A - Improvements in television and analogue transmitting systems - Google Patents

Improvements in television and analogue transmitting systems

Info

Publication number
FR797996A
FR797996A FR797996DA FR797996A FR 797996 A FR797996 A FR 797996A FR 797996D A FR797996D A FR 797996DA FR 797996 A FR797996 A FR 797996A
Authority
FR
France
Prior art keywords
television
transmitting systems
analogue transmitting
analogue
systems
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
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
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 EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR797996A publication Critical patent/FR797996A/en
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
    • H04N5/04—Synchronising
    • H04N5/06—Generation of synchronising signals
    • H04N5/067—Arrangements or circuits at the transmitter end
    • H04N5/0675—Arrangements or circuits at the transmitter end for mixing the synchronising signals with the picture signal or mutually
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/40—Circuit details for pick-up tubes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/165—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant
FR797996D 1934-11-19 1935-11-19 Improvements in television and analogue transmitting systems Expired FR797996A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB33295/34A GB450675A (en) 1934-11-19 1934-11-19 Improvements in or relating to television and the like transmitting systems

Publications (1)

Publication Number Publication Date
FR797996A true FR797996A (en) 1936-05-07

Family

ID=10351066

Family Applications (1)

Application Number Title Priority Date Filing Date
FR797996D Expired FR797996A (en) 1934-11-19 1935-11-19 Improvements in television and analogue transmitting systems

Country Status (4)

Country Link
US (1) US2212199A (en)
DE (1) DE883771C (en)
FR (1) FR797996A (en)
GB (1) GB450675A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB602033A (en) * 1945-07-14 1948-05-19 Arthur Valentine Lord Improvements in or relating to combined television and sound systems
US2485310A (en) * 1946-12-12 1949-10-18 Du Mont Allen B Lab Inc Video black clipper
US2539454A (en) * 1947-10-02 1951-01-30 Farnsworth Television & Radio Picture signal mixer circuit
NL92819C (en) * 1952-12-09
DE965412C (en) * 1953-01-24 1957-06-06 L Outil R B V Et De La Radio I Method for compensating the interference signal in television tubes
FR1048594A (en) * 1953-05-24 1953-12-22 Radio Ind Improvements to television circuits
DE1016299B (en) * 1954-01-21 1957-09-26 Fernseh Gmbh Blanking circuit for television signals
US2971047A (en) * 1956-03-23 1961-02-07 Rca Corp Composite picture signal transmission systems
NL298497A (en) * 1962-09-29

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL48119C (en) * 1930-05-21

Also Published As

Publication number Publication date
DE883771C (en) 1953-07-20
GB450675A (en) 1936-07-20
US2212199A (en) 1940-08-20

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