DE3873974D1 - Bildwiedergabevorrichtung mit mitteln zur kompensation der streufelder. - Google Patents

Bildwiedergabevorrichtung mit mitteln zur kompensation der streufelder.

Info

Publication number: DE3873974D1
Authority: DE; Germany
Prior art keywords: compensation; display device; coil; compensating; image display
Prior art date: 1987-05-11
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

DE8888200879T

Other languages

English (en)

Other versions

DE3873974T2 (de

Inventor

Gerrit Bosch

Tjebbe Rinse Pasma

Albertus Aemilius S Sluyterman

Franciscus Maria Pet Doomernik

Steven Maria Wielink

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken NV

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.)

1987-05-11

Filing date

1988-05-04

Publication date

1992-10-01

1988-05-04 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1992-10-01 Application granted granted Critical

1992-10-01 Publication of DE3873974D1 publication Critical patent/DE3873974D1/de

1993-03-18 Publication of DE3873974T2 publication Critical patent/DE3873974T2/de

2008-05-05 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/66—Transforming electric information into light information
- H04N5/68—Circuit details for cathode-ray display tubes
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/003—Arrangements for eliminating unwanted electromagnetic effects, e.g. demagnetisation arrangements, shielding coils
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/0007—Elimination of unwanted or stray electromagnetic effects
- H01J2229/0015—Preventing or cancelling fields leaving the enclosure

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Video Image Reproduction Devices For Color Tv Systems (AREA)
Details Of Television Scanning (AREA)
Picture Signal Circuits (AREA)
Eye Examination Apparatus (AREA)
Transforming Electric Information Into Light Information (AREA)

DE8888200879T 1987-05-11 1988-05-04 Bildwiedergabevorrichtung mit mitteln zur kompensation der streufelder. Expired - Fee Related DE3873974T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL8701109A NL8701109A (nl)	1987-05-11	1987-05-11	Beeldweergeefinrichting met strooiveld-compensatiemiddelen.

Publications (2)

Publication Number	Publication Date
DE3873974D1 true DE3873974D1 (de)	1992-10-01
DE3873974T2 DE3873974T2 (de)	1993-03-18

Family

ID=19849984

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE8888200879T Expired - Fee Related DE3873974T2 (de)	1987-05-11	1988-05-04	Bildwiedergabevorrichtung mit mitteln zur kompensation der streufelder.
DE8806091U Expired DE8806091U1 (de)	1987-05-11	1988-05-07	Bildwiedergabevorrichtung mit Streufeld-Ausgleichsmitteln

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
DE8806091U Expired DE8806091U1 (de)	1987-05-11	1988-05-07	Bildwiedergabevorrichtung mit Streufeld-Ausgleichsmitteln

Country Status (7)

Country	Link
US (1)	US4857805A (de)
EP (1)	EP0291121B1 (de)
JP (1)	JP2726431B2 (de)
KR (1)	KR960011734B1 (de)
AT (1)	ATE79980T1 (de)
DE (2)	DE3873974T2 (de)
NL (1)	NL8701109A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0485559U (de) *	1990-11-29	1992-07-24
US5200673A (en) *	1988-10-31	1993-04-06	Victor Company Of Japan, Ltd.	Method and device for suppression of leakage of magnetic flux in display apparatus
JP2676018B2 (ja) *	1988-12-19	1997-11-12	株式会社日立製作所	偏向ヨーク，偏向ヨーク用補助コイル及び画像表示装置
US5189348A (en) *	1989-06-09	1993-02-23	Kabushiki Kaisha Toshiba	Cathode ray tube apparatus intended to reduce magnetic fluxes leaked outside the apparatus
JPH0752631B2 (ja) *	1989-06-09	1995-06-05	株式会社東芝	陰極線管装置
US5350973A (en) *	1989-08-31	1994-09-27	Kabushiki Kaisha Toshiba	Cathode-ray tube apparatus having a reduced leak of magnetic fluxes
JPH0724773Y2 (ja) *	1990-04-28	1995-06-05	東京特殊電線株式会社	偏向ヨーク
US5399934A (en) *	1991-06-25	1995-03-21	U.S. Philips Corporation	Display device comprising compensation coils
KR100465295B1 (ko) *	2002-12-10	2005-01-13	삼성전기주식회사	미스컨버전스를 보정하는 편향요크

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2994803A (en) *	1958-06-26	1961-08-01	Edgerton Germeshausen And Grie	Focusing field correction apparatus
US3879633A (en) *	1963-12-19	1975-04-22	Rca Corp	Television degaussing system with saddle-type coils adjacent CRT cone
JPS60218693A (ja) *	1984-04-13	1985-11-01	三菱電機株式会社	デイスプレイ装置
KR900001503B1 (ko) *	1985-09-13	1990-03-12	미쓰비시전기 주식회사	불요복사 방지장치
JPS6282633A (ja) *	1985-10-08	1987-04-16	Mitsubishi Electric Corp	偏向ヨ−ク
JPS6282632A (ja) *	1985-10-08	1987-04-16	Mitsubishi Electric Corp	偏向ヨ−ク
JPS6293842A (ja) *	1985-10-17	1987-04-30	Mitsubishi Electric Corp	水平偏向調整コイル
NL8602397A (nl) *	1985-10-25	1987-05-18	Philips Nv	Beeldweergeefinrichting met ontstoringsmiddelen.
US4700114A (en) *	1986-04-15	1987-10-13	Rca Corporation	Vertical deflection circuit

1987
- 1987-05-11 NL NL8701109A patent/NL8701109A/nl not_active Application Discontinuation
1988
- 1988-04-28 US US07/187,614 patent/US4857805A/en not_active Expired - Lifetime
- 1988-05-04 DE DE8888200879T patent/DE3873974T2/de not_active Expired - Fee Related
- 1988-05-04 AT AT88200879T patent/ATE79980T1/de active
- 1988-05-04 EP EP88200879A patent/EP0291121B1/de not_active Expired - Lifetime
- 1988-05-07 JP JP63111377A patent/JP2726431B2/ja not_active Expired - Fee Related
- 1988-05-07 DE DE8806091U patent/DE8806091U1/de not_active Expired
- 1988-05-11 KR KR1019880005439A patent/KR960011734B1/ko not_active IP Right Cessation

Also Published As

Publication number	Publication date
DE3873974T2 (de)	1993-03-18
JPS63294187A (ja)	1988-11-30
KR880014820A (ko)	1988-12-24
EP0291121A1 (de)	1988-11-17
EP0291121B1 (de)	1992-08-26
DE8806091U1 (de)	1988-07-28
JP2726431B2 (ja)	1998-03-11
KR960011734B1 (ko)	1996-08-30
NL8701109A (nl)	1988-12-01
ATE79980T1 (de)	1992-09-15
US4857805A (en)	1989-08-15

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Legal Events

Date	Code	Title	Description
1993-09-23	8364	No opposition during term of opposition
1995-06-22	8327	Change in the person/name/address of the patent owner	Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL
1999-12-16	8327	Change in the person/name/address of the patent owner	Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N
2008-03-27	8339	Ceased/non-payment of the annual fee