JPH0439269B2 - - Google Patents
Info
- Publication number
- JPH0439269B2 JPH0439269B2 JP62095518A JP9551887A JPH0439269B2 JP H0439269 B2 JPH0439269 B2 JP H0439269B2 JP 62095518 A JP62095518 A JP 62095518A JP 9551887 A JP9551887 A JP 9551887A JP H0439269 B2 JPH0439269 B2 JP H0439269B2
- Authority
- JP
- Japan
- Prior art keywords
- current
- degaussing
- power supply
- switched mode
- degaussing coil
- 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
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/63—Generation or supply of power specially adapted for television receivers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP86305469.8 | 1986-07-16 | ||
| EP86305469A EP0253030A1 (en) | 1986-07-16 | 1986-07-16 | Cathode ray tube display with combined degauss and surge limiting circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6330084A JPS6330084A (ja) | 1988-02-08 |
| JPH0439269B2 true JPH0439269B2 (enExample) | 1992-06-29 |
Family
ID=8196067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62095518A Granted JPS6330084A (ja) | 1986-07-16 | 1987-04-20 | 陰極線管表示装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4769577A (enExample) |
| EP (1) | EP0253030A1 (enExample) |
| JP (1) | JPS6330084A (enExample) |
| CA (1) | CA1256584A (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03179349A (ja) * | 1989-12-07 | 1991-08-05 | Fuji Color Service:Kk | 吊下げ式自動現像機の送り込み装置 |
| DE4041484A1 (de) * | 1990-12-22 | 1992-06-25 | Thomson Brandt Gmbh | Entmagnetisierungsschaltung fuer die bildroehre in einem fernsehempfaenger |
| DE4138493A1 (de) * | 1991-11-23 | 1993-05-27 | Thomson Brandt Gmbh | Schaltung zur entmagnetisierung der bildroehre in einen fernsehempfaenger |
| JP3541468B2 (ja) * | 1994-12-15 | 2004-07-14 | ソニー株式会社 | 表示装置 |
| IT1294366B1 (it) * | 1997-08-29 | 1999-03-24 | Sgs Thomson Microelectronics | Circuito di smagnetizzazione per dispositivi di visualizzazione a tubo catodico |
| KR20130074069A (ko) * | 2011-12-26 | 2013-07-04 | 삼성전기주식회사 | 발광 다이오드 구동 장치 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3433993A (en) * | 1967-12-15 | 1969-03-18 | Rca Corp | Time switch controlled energizing circuit for automatic degaussing apparatus |
| US3733524A (en) * | 1972-03-01 | 1973-05-15 | Singer Co | Degaussing circuit |
| JPS5040135U (enExample) * | 1973-08-09 | 1975-04-24 | ||
| US4295078A (en) * | 1980-05-12 | 1981-10-13 | Rca Corporation | Color television receiver degaussing circuit |
| US4445072A (en) * | 1982-09-29 | 1984-04-24 | Motorola, Inc. | CRT Degaussing system |
| US4489253A (en) * | 1982-11-01 | 1984-12-18 | Zenith Electronics Corporation | Automatic degaussing circuit with switch mode power supply |
| US4441052A (en) * | 1982-11-26 | 1984-04-03 | Rca Corporation | Degaussing circuit for television receiver having switched mode power supply |
| US4636911A (en) * | 1984-11-30 | 1987-01-13 | Rca Corporation | Resonant degaussing for a video display system |
-
1986
- 1986-07-16 EP EP86305469A patent/EP0253030A1/en not_active Withdrawn
-
1987
- 1987-03-18 US US07/027,592 patent/US4769577A/en not_active Expired - Fee Related
- 1987-04-20 JP JP62095518A patent/JPS6330084A/ja active Granted
- 1987-07-02 CA CA000541096A patent/CA1256584A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6330084A (ja) | 1988-02-08 |
| US4769577A (en) | 1988-09-06 |
| CA1256584A (en) | 1989-06-27 |
| EP0253030A1 (en) | 1988-01-20 |
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