DE68911940D1 - Bildwiedergabeanordnung mit einem Ausgleichsspulenbestückten, magnetisierbaren Kernmittel. - Google Patents
Bildwiedergabeanordnung mit einem Ausgleichsspulenbestückten, magnetisierbaren Kernmittel.Info
- Publication number
- DE68911940D1 DE68911940D1 DE89200160T DE68911940T DE68911940D1 DE 68911940 D1 DE68911940 D1 DE 68911940D1 DE 89200160 T DE89200160 T DE 89200160T DE 68911940 T DE68911940 T DE 68911940T DE 68911940 D1 DE68911940 D1 DE 68911940D1
- Authority
- DE
- Germany
- Prior art keywords
- display device
- image display
- core means
- compensating coil
- magnetizable core
- 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 - Fee Related
Links
Classifications
-
- 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)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8800235A NL8800235A (nl) | 1988-02-01 | 1988-02-01 | Beeldweergeefinrichting met bewikkelde compensatiering. |
NL8800540A NL8800540A (nl) | 1988-02-01 | 1988-03-03 | Beeldweergeefinrichting met van compensatiespoelen voorzien kernmiddel van magnetiseerbaar materiaal. |
NL8800884A NL8800884A (nl) | 1988-02-01 | 1988-04-07 | Beeldweergeefinrichting met van compensatiespoelen voorzien magnetiseerbar kernmiddel |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68911940D1 true DE68911940D1 (de) | 1994-02-17 |
DE68911940T2 DE68911940T2 (de) | 1994-06-30 |
Family
ID=27352194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68911940T Expired - Fee Related DE68911940T2 (de) | 1988-02-01 | 1989-01-25 | Bildwiedergabeanordnung mit einem Ausgleichsspulenbestückten, magnetisierbaren Kernmittel. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4992697A (de) |
EP (1) | EP0327161B1 (de) |
JP (1) | JPH01217839A (de) |
DE (1) | DE68911940T2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0485559U (de) * | 1990-11-29 | 1992-07-24 | ||
JPH0724773Y2 (ja) * | 1990-04-28 | 1995-06-05 | 東京特殊電線株式会社 | 偏向ヨーク |
EP0487796B1 (de) * | 1990-11-27 | 1995-09-27 | International Business Machines Corporation | Kathodenstrahlröhrenanzeigeapparat |
US5399934A (en) * | 1991-06-25 | 1995-03-21 | U.S. Philips Corporation | Display device comprising compensation coils |
US5208510A (en) * | 1991-12-30 | 1993-05-04 | Zenith Electronics Corporation | CRT magnetic field cancelling device |
JP3257055B2 (ja) * | 1992-08-21 | 2002-02-18 | ソニー株式会社 | 陰極線管 |
US5475282A (en) * | 1993-08-18 | 1995-12-12 | Efa Corporation | Dual-coil type CRT image tilt correcting device |
JPH07162881A (ja) * | 1993-12-10 | 1995-06-23 | Mitsubishi Electric Corp | カラー陰極線管ディスプレイ装置 |
US5847503A (en) * | 1994-09-24 | 1998-12-08 | Thomson Tubes & Displays S.A. | Electron beam deflection device for cathode ray tubes which is self convergent and geometry corrected |
KR970051792A (ko) * | 1995-12-30 | 1997-07-29 | 엄길용 | 불순 자계 제거용 감쇄 코일이 부착된 편향요크 |
TW378336B (en) * | 1996-03-21 | 2000-01-01 | Matsushita Electron Co Ltd | A compensating device for raster distortion of CRT |
US5861711A (en) * | 1996-03-28 | 1999-01-19 | Samsung Electronics Co., Ltd. | Deflection yoke mounting device of the spray |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2921226A (en) * | 1956-05-24 | 1960-01-12 | Philco Corp | Apparatus for color purity correction in color television receivers |
US3424942A (en) * | 1965-12-14 | 1969-01-28 | Rca Corp | Auxiliary beam deflection yoke |
NL8602397A (nl) * | 1985-10-25 | 1987-05-18 | Philips Nv | Beeldweergeefinrichting met ontstoringsmiddelen. |
SE452077C (sv) * | 1986-03-04 | 1992-12-07 | Blixt Autovision | Anordning foer att reducera ooenskade laeckfaelt upptraedande framfoer katodstraaleroers bildskaerm |
JPS63944A (ja) * | 1986-06-18 | 1988-01-05 | Mitsubishi Electric Corp | カラ−陰極線管装置 |
US4853588A (en) * | 1986-09-05 | 1989-08-01 | Denki Onkyo Co., Ltd. | Deflection yoke apparatus with means for reducing unwanted radiation |
JPS6376245A (ja) * | 1986-09-18 | 1988-04-06 | Mitsubishi Electric Corp | 偏向ヨ−ク |
-
1989
- 1989-01-25 DE DE68911940T patent/DE68911940T2/de not_active Expired - Fee Related
- 1989-01-25 EP EP89200160A patent/EP0327161B1/de not_active Expired - Lifetime
- 1989-01-25 US US07/302,170 patent/US4992697A/en not_active Expired - Fee Related
- 1989-01-30 JP JP1017835A patent/JPH01217839A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH01217839A (ja) | 1989-08-31 |
US4992697A (en) | 1991-02-12 |
EP0327161B1 (de) | 1994-01-05 |
EP0327161A1 (de) | 1989-08-09 |
DE68911940T2 (de) | 1994-06-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL |
|
8339 | Ceased/non-payment of the annual fee |