GB1495470A - Scanning circuits for television receivers - Google Patents

Scanning circuits for television receivers

Info

Publication number
GB1495470A
GB1495470A GB44126/75A GB4412675A GB1495470A GB 1495470 A GB1495470 A GB 1495470A GB 44126/75 A GB44126/75 A GB 44126/75A GB 4412675 A GB4412675 A GB 4412675A GB 1495470 A GB1495470 A GB 1495470A
Authority
GB
United Kingdom
Prior art keywords
transistor
grid
pulses
positive
base
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
GB44126/75A
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.)
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 GB1495470A publication Critical patent/GB1495470A/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
    • H04N3/20—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)
GB44126/75A 1974-12-21 1975-10-27 Scanning circuits for television receivers Expired GB1495470A (en)

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 (1)

Publication Number Publication Date
GB1495470A true GB1495470A (en) 1977-12-21

Family

ID=5934318

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44126/75A Expired GB1495470A (en) 1974-12-21 1975-10-27 Scanning circuits for television receivers

Country Status (6)

Country Link
US (1) US4056758A (US08197722-20120612-C00042.png)
JP (1) JPS5186921A (US08197722-20120612-C00042.png)
AT (1) AT361550B (US08197722-20120612-C00042.png)
DE (1) DE2460940C2 (US08197722-20120612-C00042.png)
FR (1) FR2295656A1 (US08197722-20120612-C00042.png)
GB (1) GB1495470A (US08197722-20120612-C00042.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2243752A (en) * 1990-04-30 1991-11-06 Thomson Consumer Electronics A protection circuit for a cathode ray tube

Families Citing this family (14)

* 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
US4488181A (en) * 1982-04-23 1984-12-11 Rca Corporation Electron beam suppression circuit for a television receiver
EP0092954B1 (en) 1982-04-23 1986-10-08 Rca Corporation Electron beam suppression circuit for a television display system
US5036257A (en) * 1990-04-30 1991-07-30 Thomson Consumer Electronics, Inc. Projection TV deflection loss protection circuit
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
EP0749660B1 (en) * 1995-01-11 1999-09-22 Koninklijke Philips Electronics N.V. Discharging a picture display tube
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)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL81047C (US08197722-20120612-C00042.png) * 1950-09-20
NL186726B (nl) * 1953-04-14 Amdahl Corp Klokorganen voor gebruik in een informatieverwerkend stelsel.
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
US3535445A (en) * 1967-08-18 1970-10-20 Motorola Inc Cathode ray tube protection circuit
JPS5228699Y2 (US08197722-20120612-C00042.png) * 1971-07-08 1977-06-30
US3775637A (en) * 1971-09-15 1973-11-27 Rca Corp Cathode ray display intensity control circuit
JPS5318539Y2 (US08197722-20120612-C00042.png) * 1972-05-19 1978-05-17

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2243752A (en) * 1990-04-30 1991-11-06 Thomson Consumer Electronics A protection circuit for a cathode ray tube
GB2243752B (en) * 1990-04-30 1994-05-25 Thomson Consumer Electronics A protection circuit for a cathode ray tube

Also Published As

Publication number Publication date
DE2460940B1 (de) 1975-10-30
US4056758A (en) 1977-11-01
AT361550B (de) 1981-03-10
FR2295656B1 (US08197722-20120612-C00042.png) 1979-09-07
DE2460940C2 (de) 1980-01-03
JPS5186921A (en) 1976-07-30
ATA970475A (de) 1980-08-15
FR2295656A1 (fr) 1976-07-16
JPS575105B2 (US08197722-20120612-C00042.png) 1982-01-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19941027