GB697897A - Improvements in circuit-arrangements for automatic gain control - Google Patents

Improvements in circuit-arrangements for automatic gain control

Info

Publication number
GB697897A
GB697897A GB2750/52A GB275052A GB697897A GB 697897 A GB697897 A GB 697897A GB 2750/52 A GB2750/52 A GB 2750/52A GB 275052 A GB275052 A GB 275052A GB 697897 A GB697897 A GB 697897A
Authority
GB
United Kingdom
Prior art keywords
coupled
stage
detector
pulses
circuit
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
GB2750/52A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical 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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB697897A publication Critical patent/GB697897A/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
    • H04N5/44—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)
  • Picture Signal Circuits (AREA)
  • Television Receiver Circuits (AREA)
GB2750/52A 1951-02-05 1952-02-01 Improvements in circuit-arrangements for automatic gain control Expired GB697897A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL299546X 1951-02-05

Publications (1)

Publication Number Publication Date
GB697897A true GB697897A (en) 1953-09-30

Family

ID=19783176

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2750/52A Expired GB697897A (en) 1951-02-05 1952-02-01 Improvements in circuit-arrangements for automatic gain control

Country Status (6)

Country Link
BE (1) BE508956A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH299546A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE927570C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1050183A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB697897A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (2) NL81922C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3043909A (en) * 1954-08-04 1962-07-10 Hazeltine Research Inc Direct-current restorer system for television receivers

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2913522A (en) * 1954-08-04 1959-11-17 Hazeltine Research Inc Automatic-control systems for television receivers
DE1129988B (de) * 1959-10-10 1962-05-24 Telefunken Patent Schaltungsanordnung zur Wiedereinfuehrung der mittleren Bildhelligkeit bei Fernsehempfaengern

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB595138A (en) * 1944-11-06 1947-11-27 Gen Electric Co Ltd Improvements in television systems
US2548436A (en) * 1946-01-25 1951-04-10 Hazeltine Corp Television receiver background control circuit
FR962895A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1947-03-06 1950-06-22

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3043909A (en) * 1954-08-04 1962-07-10 Hazeltine Research Inc Direct-current restorer system for television receivers

Also Published As

Publication number Publication date
BE508956A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL81922C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH299546A (de) 1954-06-15
DE927570C (de) 1955-05-12
FR1050183A (fr) 1954-01-05
NL159052B (nl)

Similar Documents

Publication Publication Date Title
GB542436A (en) Improvements in arrangements for controlling the transfer of signals, particularly applicable to television
US2547648A (en) Automatic contrast control system for television apparatus
GB681331A (en) Improvements in combination automatic gain control and amplitude discriminatory circuits for radio reception
GB653788A (en) Improvements in automatic control systems for television receivers
GB669647A (en) Apparatus for amplifying a composite signal
US2424349A (en) Noise limiter and automatic volume control for television receivers
GB697897A (en) Improvements in circuit-arrangements for automatic gain control
GB740370A (en) Noise cancellation circuits for synchronization pulse separator circuit in a television receiver
US2217948A (en) Automatic amplification control
GB434496A (en) Improvements in or relating to television and like receiving systems
US2586760A (en) Combined amplitude and frequency discriminatory automatic gain control
GB797810A (en) Improvements in or relating to pulse controlled electrical circuit arrangements
US2885473A (en) Non-blocking wave receiver circuit with automatic gain control
US2934602A (en) Television receivers
GB1026585A (en) Improvements in or relating to circuit arrangements in colour television receivers
US2208374A (en) Television receiving system
US3436475A (en) Blanking circuits for television receivers
GB910116A (en) Circuit arrangements for automatic gain control
US3225139A (en) Gated transistor a.g.c. in which gating causes base to collector conduction
US3882407A (en) Amplifier blanking circuit
US2913522A (en) Automatic-control systems for television receivers
US2240507A (en) Television synchronizing and control system
US2883454A (en) Signalling systems
GB764142A (en) Improvements in or relating to video signal clamping circuits
US3483322A (en) Noise cut-off sync-separator