DE3786516D1 - Kathodenstrahlrohr-einrichtung. - Google Patents
Kathodenstrahlrohr-einrichtung.Info
- Publication number
- DE3786516D1 DE3786516D1 DE8787111958T DE3786516T DE3786516D1 DE 3786516 D1 DE3786516 D1 DE 3786516D1 DE 8787111958 T DE8787111958 T DE 8787111958T DE 3786516 T DE3786516 T DE 3786516T DE 3786516 D1 DE3786516 D1 DE 3786516D1
- Authority
- DE
- Germany
- Prior art keywords
- ray tube
- cathode ray
- tube device
- cathode
- tube
- 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
- 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
-
- 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
- H01J2229/003—Preventing or cancelling fields entering the enclosure
-
- 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
- H01J2229/0046—Preventing or cancelling fields within the enclosure
- H01J2229/0053—Demagnetisation
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08626018A GB2196817A (en) | 1986-10-30 | 1986-10-30 | Degaussing system offsets ambient magnetic fields |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3786516D1 true DE3786516D1 (de) | 1993-08-19 |
DE3786516T2 DE3786516T2 (de) | 1994-02-17 |
Family
ID=10606579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE87111958T Expired - Fee Related DE3786516T2 (de) | 1986-10-30 | 1987-08-18 | Kathodenstrahlrohr-Einrichtung. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4908550A (de) |
EP (1) | EP0265614B1 (de) |
JP (1) | JPS63117586A (de) |
DE (1) | DE3786516T2 (de) |
GB (1) | GB2196817A (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5350973A (en) * | 1989-08-31 | 1994-09-27 | Kabushiki Kaisha Toshiba | Cathode-ray tube apparatus having a reduced leak of magnetic fluxes |
US5168195A (en) * | 1991-08-09 | 1992-12-01 | Thomson Consumer Electronics, Inc. | Magnetic field compensation apparatus |
BE1007908A3 (nl) * | 1993-12-24 | 1995-11-14 | Philips Electronics Nv | Beeldweergave-inrichting met afbuigeenheid en afbuigeenheid voor een beeldweergave-inrichting. |
US5499156A (en) * | 1994-11-18 | 1996-03-12 | Hughes Aircraft Company | Forced, resonant degaussing system and method |
KR970010216B1 (en) * | 1994-12-02 | 1997-06-23 | Samsung Electronics Co Ltd | Tilt control circuit for crt |
JPH08306316A (ja) * | 1995-05-10 | 1996-11-22 | Sony Corp | 陰極線管の磁気処理方法 |
US6741296B1 (en) | 2000-01-04 | 2004-05-25 | International Business Machines Corporation | Multi-hemisphere color CRT |
DE10014383C2 (de) | 2000-03-23 | 2003-07-31 | Micronas Munich Gmbh | Entmagnetisierungsschaltung |
KR100810513B1 (ko) * | 2002-10-04 | 2008-03-07 | 삼성전자주식회사 | Crt모니터의 디가우징 회로 |
WO2007027182A1 (en) * | 2005-08-31 | 2007-03-08 | Thomson Licensing | Magnetic field compensation system for display device |
JP2014209521A (ja) * | 2013-04-16 | 2014-11-06 | キヤノン株式会社 | ステージ装置、描画装置および物品の製造方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2962621A (en) * | 1958-10-10 | 1960-11-29 | Westinghouse Electric Corp | Color television apparatus |
FR1600842A (de) * | 1968-07-16 | 1970-08-03 | ||
DE2102673A1 (de) * | 1971-01-21 | 1972-08-03 | Nordmende | |
NL167289C (nl) * | 1973-09-13 | 1981-11-16 | Philips Nv | Kleurentelevisieweergeefinrichting voorzien van een kleurentelevisiebeeldbuis en een ontmagnetiserings- inrichting. |
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. |
US4535270A (en) * | 1983-11-17 | 1985-08-13 | Rca Corporation | Resonant degaussing without residual magnetism |
-
1986
- 1986-10-30 GB GB08626018A patent/GB2196817A/en not_active Withdrawn
-
1987
- 1987-08-18 DE DE87111958T patent/DE3786516T2/de not_active Expired - Fee Related
- 1987-08-18 EP EP87111958A patent/EP0265614B1/de not_active Expired - Lifetime
- 1987-09-18 JP JP62232761A patent/JPS63117586A/ja active Granted
- 1987-10-27 US US07/114,352 patent/US4908550A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3786516T2 (de) | 1994-02-17 |
JPS63117586A (ja) | 1988-05-21 |
GB2196817A (en) | 1988-05-05 |
EP0265614B1 (de) | 1993-07-14 |
GB8626018D0 (en) | 1986-12-03 |
US4908550A (en) | 1990-03-13 |
JPH0465593B2 (de) | 1992-10-20 |
EP0265614A1 (de) | 1988-05-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |