FR2295656A1 - Montage d'extinction de la tache lumineuse de l'ecran du tube cathodique d'un recepteur de television - Google Patents

Montage d'extinction de la tache lumineuse de l'ecran du tube cathodique d'un recepteur de television

Info

Publication number
FR2295656A1
FR2295656A1 FR7538427A FR7538427A FR2295656A1 FR 2295656 A1 FR2295656 A1 FR 2295656A1 FR 7538427 A FR7538427 A FR 7538427A FR 7538427 A FR7538427 A FR 7538427A FR 2295656 A1 FR2295656 A1 FR 2295656A1
Authority
FR
France
Prior art keywords
extinguishing
screen
mounting
television receiver
light spot
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.)
Granted
Application number
FR7538427A
Other languages
English (en)
Other versions
FR2295656B1 (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.)
Loewe Opta GmbH
Original Assignee
Loewe Opta GmbH
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 Loewe Opta GmbH filed Critical Loewe Opta GmbH
Publication of FR2295656A1 publication Critical patent/FR2295656A1/fr
Application granted granted Critical
Publication of FR2295656B1 publication Critical patent/FR2295656B1/fr
Granted 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)
FR7538427A 1974-12-21 1975-12-16 Montage d'extinction de la tache lumineuse de l'ecran du tube cathodique d'un recepteur de television Granted FR2295656A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2460940A DE2460940C2 (de) 1974-12-21 1974-12-21 Schaltungsanordnung zur Rücklaufaustastung und zum Schutz einer Bildröhre eines Fernsehempfängers gegen Einbrennschäden auf dem Leuchtschirm durch Dunkelsteuerung

Publications (2)

Publication Number Publication Date
FR2295656A1 true FR2295656A1 (fr) 1976-07-16
FR2295656B1 FR2295656B1 (fr) 1979-09-07

Family

ID=5934318

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7538427A Granted FR2295656A1 (fr) 1974-12-21 1975-12-16 Montage d'extinction de la tache lumineuse de l'ecran du tube cathodique d'un recepteur de television

Country Status (6)

Country Link
US (1) US4056758A (fr)
JP (1) JPS5186921A (fr)
AT (1) AT361550B (fr)
DE (1) DE2460940C2 (fr)
FR (1) FR2295656A1 (fr)
GB (1) GB1495470A (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2723818C2 (de) * 1977-05-26 1984-10-25 Blaupunkt-Werke Gmbh, 3200 Hildesheim Schaltungsanordnung zur Unterdrückung des Strahlstroms einer Bildröhre
US4340910A (en) * 1979-09-24 1982-07-20 Gte Sylvania Incorporated CRT Spot suppression circuit
DE3032710A1 (de) * 1980-08-30 1982-04-15 Robert Bosch Gmbh, 7000 Stuttgart Austastschaltung fuer fernsehwiedergabegeraete
US4390817A (en) * 1981-02-27 1983-06-28 Zenith Radio Corporation Integratable CRT spot cut-off network
US4412157A (en) * 1982-02-02 1983-10-25 Motorola, Inc. Protection circuit for a horizontal scanning circuit and CRT
DE3366800D1 (en) 1982-04-23 1986-11-13 Rca Corp Electron beam suppression circuit for a television display system
US4488181A (en) * 1982-04-23 1984-12-11 Rca Corporation Electron beam suppression circuit for a television receiver
US5036257A (en) * 1990-04-30 1991-07-30 Thomson Consumer Electronics, Inc. Projection TV deflection loss protection circuit
US5089754A (en) * 1990-04-30 1992-02-18 Thomson Consumer Electronics, Inc. Protection circuit for a cathode ray tube
JPH04112314U (ja) * 1991-03-12 1992-09-30 株式会社吉野工業所 棒状化粧品繰出し容器
US5130615A (en) * 1991-07-01 1992-07-14 Thomson Consumer Electronics, Inc. Television apparatus having kinescope spot burn protection circuit with extended grid cut-off time constant
KR100241400B1 (ko) * 1994-12-29 2000-02-01 전주범 음극선관의 스폿 제거회로
DE69512391T2 (de) * 1995-01-11 2000-04-13 Koninkl Philips Electronics Nv Entladung einer bildanzeigeröhre
KR0144781B1 (ko) * 1995-06-24 1998-07-15 김광호 음극선관의 잔상제거회로
SG94326A1 (en) 1999-06-19 2003-02-18 Thomson Multimedia Sa Television receiver comprising a cathode ray tube (crt)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1042291A (fr) * 1950-09-20 1953-10-30 Philips Nv Montage d'un récepteur de télévision
FR1098399A (fr) * 1953-04-14 1955-07-25 Emi Ltd Perfectionnements aux circuits de sécurité pour tubes cathodiques
US3535445A (en) * 1967-08-18 1970-10-20 Motorola Inc Cathode ray tube protection circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3185886A (en) * 1962-12-10 1965-05-25 Motorola Inc Sweep failure protective system
US3426240A (en) * 1965-09-28 1969-02-04 Motorola Inc Television circuit
JPS5228699Y2 (fr) * 1971-07-08 1977-06-30
US3775637A (en) * 1971-09-15 1973-11-27 Rca Corp Cathode ray display intensity control circuit
JPS5318539Y2 (fr) * 1972-05-19 1978-05-17

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1042291A (fr) * 1950-09-20 1953-10-30 Philips Nv Montage d'un récepteur de télévision
FR1098399A (fr) * 1953-04-14 1955-07-25 Emi Ltd Perfectionnements aux circuits de sécurité pour tubes cathodiques
US3535445A (en) * 1967-08-18 1970-10-20 Motorola Inc Cathode ray tube protection circuit

Also Published As

Publication number Publication date
US4056758A (en) 1977-11-01
AT361550B (de) 1981-03-10
JPS575105B2 (fr) 1982-01-28
DE2460940B1 (de) 1975-10-30
ATA970475A (de) 1980-08-15
GB1495470A (en) 1977-12-21
JPS5186921A (en) 1976-07-30
FR2295656B1 (fr) 1979-09-07
DE2460940C2 (de) 1980-01-03

Similar Documents

Publication Publication Date Title
FR2295656A1 (fr) Montage d'extinction de la tache lumineuse de l'ecran du tube cathodique d'un recepteur de television
IT1095911B (it) Generatore di effetti video speciali con transizioni spumate dei confini fra immagini
AU506881B2 (en) Television display tube
NL186413C (nl) Televisiebeeldbuis.
JPS52149472A (en) Picture display tube
DK58276A (da) Afbojningsenhed til farvefjernsynsbilledror
GB1540947A (en) Method of finding the address of a zone indicated on a video screen by a light pen
JPS53125758A (en) Picture tube
JPS5318949A (en) Color television display tube
BE836803A (fr) Circuit de protection pour l'ecran fluorescent d'un tube a rayons cathodiques
FR2349155A1 (fr) Ecran de projection
AR212461A1 (es) Camara de television
GB1541301A (en) Cathode ray tube having line screen structure
ZA75990B (en) Photochemical system for coating the luminescent screen of a colour television picture tube
AU2784477A (en) Television camera tube
GB1537591A (en) Television camera tube arrangements
DD134160A1 (de) Bandleitung mit elektrostatischem schirm
JPS53114065A (en) Tv picture tube indicator
CA1032595A (fr) Cadre absorbant la lumiere autour d'un ecran de television
JPS5374356A (en) Color tv picture tube
JPS5399759A (en) Fluorescent film for tv picture tube
AU3130977A (en) Image tube suppression circuit
JPS53129497A (en) Water spray projector
FR2274137A1 (fr) Ecran matriciel a plasma pour l'affichage de reseaux de points lumineux
PL192108A1 (pl) Ekran obrazowej lampy elektronowej

Legal Events

Date Code Title Description
ST Notification of lapse