GB1533291A - Blanking circuit for a video signal - Google Patents

Blanking circuit for a video signal

Info

Publication number
GB1533291A
GB1533291A GB12951/76A GB1295176A GB1533291A GB 1533291 A GB1533291 A GB 1533291A GB 12951/76 A GB12951/76 A GB 12951/76A GB 1295176 A GB1295176 A GB 1295176A GB 1533291 A GB1533291 A GB 1533291A
Authority
GB
United Kingdom
Prior art keywords
blanking
amplifier
transistor
during
diode
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
GB12951/76A
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 North America LLC
US Philips Corp
Original Assignee
US Philips Corp
North American Philips 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 US Philips Corp, North American Philips Corp filed Critical US Philips Corp
Publication of GB1533291A publication Critical patent/GB1533291A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
    • H04N3/24—Blanking circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
GB12951/76A 1975-04-03 1976-03-31 Blanking circuit for a video signal Expired GB1533291A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56473275A 1975-04-03 1975-04-03
US05/589,765 US4001502A (en) 1975-04-03 1975-06-24 Straylight compensation circuit and blanking circuit for same

Publications (1)

Publication Number Publication Date
GB1533291A true GB1533291A (en) 1978-11-22

Family

ID=27073639

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12951/76A Expired GB1533291A (en) 1975-04-03 1976-03-31 Blanking circuit for a video signal

Country Status (7)

Country Link
US (1) US4001502A (https=)
JP (1) JPS51126718A (https=)
AU (1) AU504365B2 (https=)
CA (1) CA1032648A (https=)
DE (1) DE2612226C2 (https=)
FR (1) FR2306580A1 (https=)
GB (1) GB1533291A (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7904471A (nl) * 1979-06-07 1980-12-09 Philips Nv Strooilichtkompensatieschakeling voor televisie.
US4261015A (en) * 1979-07-09 1981-04-07 Burroughs Corporation Video clamp
JPS5660165A (en) * 1979-10-20 1981-05-23 Canon Inc Picture reader
JPS59125177A (ja) * 1982-12-29 1984-07-19 Sony Corp 撮像出力のクランプ回路
FR2546353B1 (fr) * 1983-05-20 1987-01-16 Thomson Csf Dispositif de correction anti-halo pour tube analyseur de camera de television
FR2548498B1 (fr) * 1983-06-28 1985-10-18 Thomson Csf Procede de correction du niveau en sortie d'un dispositif a transfert de charge et dispositif pour sa mise en oeuvre
US5278653A (en) * 1989-11-15 1994-01-11 Rank Cintel Limited Methods and apparatus for digital correction of afterglow in flying spot scanners
JP4649155B2 (ja) * 2004-09-22 2011-03-09 キヤノン株式会社 撮像装置及び撮像方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB493304A (en) * 1937-04-06 1938-10-06 Baird Television Ltd Improvements in or relating to television and like systems
US2353018A (en) * 1942-10-24 1944-07-04 Rca Corp Television apparatus
DE1016299B (de) * 1954-01-21 1957-09-26 Fernseh Gmbh Austastschaltung fuer Fernsehsignale
BE636553A (https=) * 1962-08-24
US3339018A (en) * 1964-09-15 1967-08-29 Sylvania Electric Prod Television camera control circuit in which the reference potential to which the video signal is clamped varies according to the camera tube target voltage
US3619648A (en) * 1969-10-20 1971-11-09 Philips Corp Circuit arrangement for restoring the direct-current component by the control of a reference value
US3737571A (en) * 1971-05-12 1973-06-05 Gte Sylvania Inc Automatic dark current control
US3750038A (en) * 1971-11-12 1973-07-31 Jerrold Electronics Corp Amplifier circuit for coincidentally providing signal clamping operation
US3860751A (en) * 1972-11-10 1975-01-14 Bosch Fernsehanlagen Method and arrangement for compensating for stray light effects in television cameras

Also Published As

Publication number Publication date
JPS51126718A (en) 1976-11-05
US4001502A (en) 1977-01-04
AU1250776A (en) 1977-10-06
DE2612226A1 (de) 1976-10-14
FR2306580B1 (https=) 1982-06-18
DE2612226C2 (de) 1982-06-03
AU504365B2 (en) 1979-10-11
FR2306580A1 (fr) 1976-10-29
CA1032648A (en) 1978-06-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee