FR1098399A - Perfectionnements aux circuits de sécurité pour tubes cathodiques - Google Patents

Perfectionnements aux circuits de sécurité pour tubes cathodiques

Info

Publication number
FR1098399A
FR1098399A FR1098399DA FR1098399A FR 1098399 A FR1098399 A FR 1098399A FR 1098399D A FR1098399D A FR 1098399DA FR 1098399 A FR1098399 A FR 1098399A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
safety circuits
circuits
safety
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
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.)
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
Priority claimed from GB1011553A external-priority patent/GB784935A/en
Application filed by EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR1098399A publication Critical patent/FR1098399A/fr
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
    • H04N3/20—Prevention of damage to cathode-ray tubes in the event of failure of scanning

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Details Of Television Scanning (AREA)
FR1098399D 1953-04-14 1954-04-13 Perfectionnements aux circuits de sécurité pour tubes cathodiques Expired FR1098399A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1011553A GB784935A (en) 1956-02-22 1953-04-14 Improvements relating to safety circuits for cathode ray tubes
GB544456A GB854364A (en) 1956-02-22 1956-02-22 Improvements relating to circuits for cathode ray tubes

Publications (1)

Publication Number Publication Date
FR1098399A true FR1098399A (fr) 1955-07-25

Family

ID=32395802

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1098399D Expired FR1098399A (fr) 1953-04-14 1954-04-13 Perfectionnements aux circuits de sécurité pour tubes cathodiques

Country Status (4)

Country Link
US (1) US2912617A (fr)
DE (1) DE1011921B (fr)
FR (1) FR1098399A (fr)
NL (1) NL186726B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2295656A1 (fr) * 1974-12-21 1976-07-16 Loewe Opta Gmbh Montage d'extinction de la tache lumineuse de l'ecran du tube cathodique d'un recepteur de television

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2227603A (en) * 1936-05-26 1941-01-07 Rca Corp Protective circuits
US2350069A (en) * 1942-02-20 1944-05-30 Rca Corp Oscillograph sweep circuit
US2363810A (en) * 1942-02-26 1944-11-28 Rca Corp Blanking amplifier for cathode ray oscillographs
US2366357A (en) * 1942-05-30 1945-01-02 Rca Corp Electronic relay
US2536712A (en) * 1947-05-27 1951-01-02 Rca Corp Protective system
US2543831A (en) * 1948-02-10 1951-03-06 Belmont Radio Corp Protection of cathode-ray tube screens
US2584932A (en) * 1949-07-16 1952-02-05 Rca Corp Television kinescope projection circuit
US2607847A (en) * 1949-11-08 1952-08-19 Motorola Inc Vertical retrace blanking
US2577848A (en) * 1950-02-16 1951-12-11 Rca Corp Protective circuit
BE514358A (fr) * 1951-09-24
US2743380A (en) * 1952-05-08 1956-04-24 Emi Ltd Protection circuits for cathode ray tubes
BE520983A (fr) * 1952-06-27
US2750534A (en) * 1952-08-16 1956-06-12 Rca Corp Television receiver

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2295656A1 (fr) * 1974-12-21 1976-07-16 Loewe Opta Gmbh Montage d'extinction de la tache lumineuse de l'ecran du tube cathodique d'un recepteur de television

Also Published As

Publication number Publication date
US2912617A (en) 1959-11-10
NL186726B (nl)
DE1011921B (de) 1957-07-11

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