DE3872835D1 - Entmagnetisierungsschaltung fuer eine kathodenstrahlroehre. - Google Patents

Entmagnetisierungsschaltung fuer eine kathodenstrahlroehre.

Info

Publication number
DE3872835D1
DE3872835D1 DE8888118874T DE3872835T DE3872835D1 DE 3872835 D1 DE3872835 D1 DE 3872835D1 DE 8888118874 T DE8888118874 T DE 8888118874T DE 3872835 T DE3872835 T DE 3872835T DE 3872835 D1 DE3872835 D1 DE 3872835D1
Authority
DE
Germany
Prior art keywords
ray tube
cathode ray
magnetizing circuit
magnetizing
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 - Lifetime
Application number
DE8888118874T
Other languages
English (en)
Other versions
DE3872835T2 (de
Inventor
Masahito Mihara
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=15973687&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3872835(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of DE3872835D1 publication Critical patent/DE3872835D1/de
Application granted granted Critical
Publication of DE3872835T2 publication Critical patent/DE3872835T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/16—Picture reproducers using cathode ray tubes
    • H04N9/29—Picture reproducers using cathode ray tubes using demagnetisation or compensation of external magnetic fields

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
DE8888118874T 1987-11-13 1988-11-11 Entmagnetisierungsschaltung fuer eine kathodenstrahlroehre. Expired - Lifetime DE3872835T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987174157U JPH0753342Y2 (ja) 1987-11-13 1987-11-13 ブラウン管用消磁装置

Publications (2)

Publication Number Publication Date
DE3872835D1 true DE3872835D1 (de) 1992-08-20
DE3872835T2 DE3872835T2 (de) 1993-03-04

Family

ID=15973687

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888118874T Expired - Lifetime DE3872835T2 (de) 1987-11-13 1988-11-11 Entmagnetisierungsschaltung fuer eine kathodenstrahlroehre.

Country Status (4)

Country Link
US (1) US4999732A (de)
EP (1) EP0316817B1 (de)
JP (1) JPH0753342Y2 (de)
DE (1) DE3872835T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5260626A (en) * 1991-02-20 1993-11-09 Nanao Corporation Apparatus for suppressing field radiation from display device
IT1261123B (it) * 1993-11-23 1996-05-09 Seleco Spa Sistema di smagnetizzazione per cinescopi sottoposti a campo magneticovariabile
US5886860A (en) * 1997-08-25 1999-03-23 Square D Company Circuit breakers with PTC (Positive Temperature Coefficient resistivity
ES2161174B1 (es) * 1999-11-04 2003-02-16 Gestion Desarrollos Electronic Interruptor de red para televisor con desconexion degaussing.
KR100377395B1 (ko) * 2001-01-12 2003-03-26 자화전자 주식회사 컬러 음극선관용 새도우 마스크의 디가우싱회로에 적합한 정온도특성 서미스터장치
US20040179321A1 (en) * 2003-03-11 2004-09-16 Tok-Chin Woo Degaussing circuit for cathode ray tube

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617800A (en) * 1969-05-06 1971-11-02 Matsushita Electric Ind Co Ltd Degaussing device for color television receiver
JPS5137393Y2 (de) * 1971-10-28 1976-09-13
NL165020C (nl) * 1974-12-16 1981-02-16 Philips Nv Kleurentelevisie-ontvanger bevattende een ontmagneti- seerschakeling en samengesteld thermistorelement voor toepassing in een dergelijke schakeling.
NL7614382A (nl) * 1976-07-14 1978-06-27 Philips Nv Ontmagnetiseerschakeling in een kleurentelevisie- -ontvanger.
JPS5945793A (ja) * 1982-09-09 1984-03-14 Toshiba Corp カラ−テレビジヨン受像機における受像管の消磁方法
JPS60134585A (ja) * 1983-12-22 1985-07-17 Matsushita Electric Ind Co Ltd 消磁装置
US4636911A (en) * 1984-11-30 1987-01-13 Rca Corporation Resonant degaussing for a video display system
GB8525138D0 (en) * 1985-10-11 1985-11-13 Rca Corp Resonance degaussing circuit

Also Published As

Publication number Publication date
EP0316817A1 (de) 1989-05-24
EP0316817B1 (de) 1992-07-15
JPH0178478U (de) 1989-05-26
US4999732A (en) 1991-03-12
JPH0753342Y2 (ja) 1995-12-06
DE3872835T2 (de) 1993-03-04

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings