SG99274A1 - Focus coil current generator for a cathode ray tube - Google Patents
Focus coil current generator for a cathode ray tubeInfo
- Publication number
- SG99274A1 SG99274A1 SG9602554A SG1996002554A SG99274A1 SG 99274 A1 SG99274 A1 SG 99274A1 SG 9602554 A SG9602554 A SG 9602554A SG 1996002554 A SG1996002554 A SG 1996002554A SG 99274 A1 SG99274 A1 SG 99274A1
- Authority
- SG
- Singapore
- Prior art keywords
- ray tube
- cathode ray
- current generator
- coil current
- focus coil
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Details Of Television Scanning (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Transforming Electric Information Into Light Information (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/733,583 US5118999A (en) | 1991-07-22 | 1991-07-22 | Focus coil current generator for a cathode ray tube |
Publications (1)
Publication Number | Publication Date |
---|---|
SG99274A1 true SG99274A1 (en) | 2003-10-27 |
Family
ID=24948248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG9602554A SG99274A1 (en) | 1991-07-22 | 1992-07-15 | Focus coil current generator for a cathode ray tube |
Country Status (8)
Country | Link |
---|---|
US (1) | US5118999A (ja) |
EP (1) | EP0524532B1 (ja) |
JP (1) | JP3450867B2 (ja) |
KR (1) | KR100276487B1 (ja) |
CN (1) | CN1037800C (ja) |
DE (1) | DE69228505T2 (ja) |
ES (1) | ES2129418T3 (ja) |
SG (1) | SG99274A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0551025B1 (en) * | 1992-01-10 | 1996-08-21 | THOMSON TUBES & DISPLAYS S.A. | Low power consumption dynamic focusing circuit |
US5382888A (en) * | 1992-01-10 | 1995-01-17 | Thomson Tubes & Displays, S.A. | Focusing device with two dynamic windings for energy recovery |
US5341071A (en) * | 1993-09-03 | 1994-08-23 | Thomson Consumer Electronics, Inc. | Piecewise linearized focus voltage circuit for television apparatus |
US5489826A (en) * | 1994-08-08 | 1996-02-06 | Thomson Consumer Electronics, Inc. | Focus coil current generator for a cathode ray tube |
KR970009847B1 (ko) * | 1994-08-08 | 1997-06-18 | 엘지전자 주식회사 | 다이내믹 포커스 회로 |
US6081078A (en) * | 1996-05-17 | 2000-06-27 | Thomson Consumer Electronics, Inc. | Vertical deflection circuit with raster correction |
WO2001039242A1 (en) * | 1999-11-23 | 2001-05-31 | Koninklijke Philips Electronics N.V. | Display device with deflection means and means for influencing the distance between electron beams |
JP2003223855A (ja) | 2001-11-22 | 2003-08-08 | Hitachi Ltd | 偏向ヨークおよび陰極線管装置 |
DE10300165A1 (de) * | 2003-01-07 | 2004-03-18 | Deutsche Thomson-Brandt Gmbh | Zeilenablenkschaltung für einen Fernsehempfänger |
JP2006528860A (ja) * | 2003-07-24 | 2006-12-21 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 投影型テレビ受信機用の水平ラスタ位置調整回路 |
KR100659052B1 (ko) * | 2003-12-23 | 2006-12-21 | 삼성에스디아이 주식회사 | 플라즈마 디스플레이 패널 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4644230A (en) * | 1985-03-25 | 1987-02-17 | Rca Corporation | Focus voltage circuit for television apparatus |
US4707639A (en) * | 1986-08-26 | 1987-11-17 | Rca Corporation | Dynamic focus voltage with phase compensated adjustment |
CA1246241A (en) * | 1985-03-21 | 1988-12-06 | David W. Luz | Deflection rate parabolic waveform generating circuit |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4587465A (en) * | 1984-11-30 | 1986-05-06 | Rca Corporation | Dynamic focus circuit |
US5039923A (en) * | 1988-10-19 | 1991-08-13 | Hitachi, Ltd. | Focus adjusting device for projection display |
-
1991
- 1991-07-22 US US07/733,583 patent/US5118999A/en not_active Expired - Lifetime
-
1992
- 1992-07-15 ES ES92112023T patent/ES2129418T3/es not_active Expired - Lifetime
- 1992-07-15 EP EP92112023A patent/EP0524532B1/en not_active Expired - Lifetime
- 1992-07-15 SG SG9602554A patent/SG99274A1/en unknown
- 1992-07-15 DE DE69228505T patent/DE69228505T2/de not_active Expired - Fee Related
- 1992-07-21 KR KR1019920012939A patent/KR100276487B1/ko not_active IP Right Cessation
- 1992-07-21 JP JP23507492A patent/JP3450867B2/ja not_active Expired - Fee Related
- 1992-07-21 CN CN92108652A patent/CN1037800C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1246241A (en) * | 1985-03-21 | 1988-12-06 | David W. Luz | Deflection rate parabolic waveform generating circuit |
US4644230A (en) * | 1985-03-25 | 1987-02-17 | Rca Corporation | Focus voltage circuit for television apparatus |
US4707639A (en) * | 1986-08-26 | 1987-11-17 | Rca Corporation | Dynamic focus voltage with phase compensated adjustment |
Also Published As
Publication number | Publication date |
---|---|
US5118999A (en) | 1992-06-02 |
EP0524532A1 (en) | 1993-01-27 |
JP3450867B2 (ja) | 2003-09-29 |
EP0524532B1 (en) | 1999-03-03 |
KR930003667A (ko) | 1993-02-24 |
DE69228505T2 (de) | 1999-06-24 |
JPH05207319A (ja) | 1993-08-13 |
DE69228505D1 (de) | 1999-04-08 |
CN1037800C (zh) | 1998-03-18 |
ES2129418T3 (es) | 1999-06-16 |
CN1069377A (zh) | 1993-02-24 |
KR100276487B1 (ko) | 2000-12-15 |
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