FR855820A - Method and device for transmitting or receiving television signals - Google Patents

Method and device for transmitting or receiving television signals

Info

Publication number
FR855820A
FR855820A FR855820DA FR855820A FR 855820 A FR855820 A FR 855820A FR 855820D A FR855820D A FR 855820DA FR 855820 A FR855820 A FR 855820A
Authority
FR
France
Prior art keywords
transmitting
television signals
receiving television
receiving
signals
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.)
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
Application filed by Hazeltine Corp filed Critical Hazeltine Corp
Application granted granted Critical
Publication of FR855820A publication Critical patent/FR855820A/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
    • H04N5/08—Separation of synchronising signals from picture signals
    • 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
    • H04N5/56—Automatic gain control for negatively-modulated picture signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/04—Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier
FR855820D 1938-06-09 1939-06-06 Method and device for transmitting or receiving television signals Expired FR855820A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US212691A US2254435A (en) 1938-06-09 1938-06-09 Television broadcast system
US317628A US2293233A (en) 1938-06-09 1940-02-07 Television receiver

Publications (1)

Publication Number Publication Date
FR855820A true FR855820A (en) 1940-05-21

Family

ID=26907372

Family Applications (3)

Application Number Title Priority Date Filing Date
FR855820D Expired FR855820A (en) 1938-06-09 1939-06-06 Method and device for transmitting or receiving television signals
FR869846D Expired FR869846A (en) 1938-06-09 1941-02-07 Television receiver
FR51519D Expired FR51519E (en) 1938-06-09 1941-04-11 Method and device for transmitting or receiving television signals

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR869846D Expired FR869846A (en) 1938-06-09 1941-02-07 Television receiver
FR51519D Expired FR51519E (en) 1938-06-09 1941-04-11 Method and device for transmitting or receiving television signals

Country Status (5)

Country Link
US (2) US2254435A (en)
BE (1) BE434800A (en)
CH (1) CH217644A (en)
FR (3) FR855820A (en)
GB (3) GB529320A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE931176C (en) * 1941-03-12 1955-08-01 Henri De France Method for synchronizing the images in television broadcasts or the like.

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2435736A (en) * 1941-02-13 1948-02-10 Zenith Radio Corp Frequency modulated picture receiver
US2480913A (en) * 1943-12-27 1949-09-06 Rca Corp Frequency modulation television receiver
US2448055A (en) * 1944-02-21 1948-08-31 Standard Telephones Cables Ltd Wobbled frequency carrier wave communication system
US2502213A (en) * 1944-03-24 1950-03-28 Rca Corp Intelligence transmission system
US2622146A (en) * 1945-12-15 1952-12-16 Rca Corp Automatic frequency control circuit for television
US2741661A (en) * 1948-11-16 1956-04-10 Soc Nouvelle Outil Rbv Radio Transmission of horizontal and vertical pulses as distinct frequencies
US2678347A (en) * 1949-05-19 1954-05-11 Stewart L Clothier Television control system
US2798605A (en) * 1950-07-12 1957-07-09 Tele Tect Corp Electronic inspection apparatus
DE931113C (en) * 1952-01-26 1955-08-01 Fernseh Gmbh Receiver for double modulated carrier shafts
US3076055A (en) * 1960-04-04 1963-01-29 Ampex Recording and/or reproducing apparatus
US3531593A (en) * 1967-07-27 1970-09-29 Bell & Howell Co Apparatus for providing field-recognition signals for interlace-display video

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE931176C (en) * 1941-03-12 1955-08-01 Henri De France Method for synchronizing the images in television broadcasts or the like.

Also Published As

Publication number Publication date
FR869846A (en) 1942-02-21
US2254435A (en) 1941-09-02
GB546932A (en) 1942-08-06
GB540590A (en) 1941-10-22
CH217644A (en) 1941-10-31
GB529320A (en) 1940-11-19
FR51519E (en) 1942-10-05
BE434800A (en) 1939-07-08
US2293233A (en) 1942-08-18

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