KR920007751B1 - 방전등 점등장치 - Google Patents
방전등 점등장치 Download PDFInfo
- Publication number
- KR920007751B1 KR920007751B1 KR1019890017643A KR890017643A KR920007751B1 KR 920007751 B1 KR920007751 B1 KR 920007751B1 KR 1019890017643 A KR1019890017643 A KR 1019890017643A KR 890017643 A KR890017643 A KR 890017643A KR 920007751 B1 KR920007751 B1 KR 920007751B1
- Authority
- KR
- South Korea
- Prior art keywords
- transistor
- circuit
- switching transistor
- discharge lamp
- resistor
- 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
Links
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
- H05B41/282—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices
- H05B41/2825—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices by means of a bridge converter in the final stage
- H05B41/2827—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices by means of a bridge converter in the final stage using specially adapted components in the load circuit, e.g. feed-back transformers, piezoelectric transformers; using specially adapted load circuit configurations
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/24—Circuit arrangements in which the lamp is fed by high frequency AC, or with separate oscillator frequency
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S315/00—Electric lamp and discharge devices: systems
- Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Abstract
Description
Claims (1)
- 인버어터(1)의 스위칭 트랜지스터(Q1)의 VCE검출회로(2)와, 시동시의 일정시간 경과후에 VCE일정제어회로(3)에 신호를 내는 타이머회로(4)와, 상기 VCE검출회로(2)의 검출전압에 따라서 스위칭 트랜지스터(Q1)를 제어하여 VCE를 일정하게 하고, 또한, 상기 타이머회로(4)의 시동후의 출력신호를 받을 때까지의 일정시간만 VCE의 일정제어레벨을 상승시키는 VCE일정제어회로(3)를 구비하는 것을 특징으로 하는 방전등 점등장치.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63302393A JPH02192695A (ja) | 1988-11-30 | 1988-11-30 | 放電灯点灯装置 |
JP88-302393 | 1988-11-30 | ||
JP?88-302393 | 1988-11-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900008917A KR900008917A (ko) | 1990-06-03 |
KR920007751B1 true KR920007751B1 (ko) | 1992-09-16 |
Family
ID=17908372
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890017643A Expired KR920007751B1 (ko) | 1988-11-30 | 1989-11-30 | 방전등 점등장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5087862A (ko) |
EP (1) | EP0371439B1 (ko) |
JP (1) | JPH02192695A (ko) |
KR (1) | KR920007751B1 (ko) |
DE (1) | DE68920967T2 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5331534A (en) * | 1991-11-20 | 1994-07-19 | Tokyo Electric Co., Ltd. | Power supply apparatus |
DE4238409A1 (de) * | 1992-11-13 | 1994-05-19 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Schaltungsanordnung zum Betrieb von Niederdruckentladungslampen |
FR2707051B1 (ko) * | 1993-06-10 | 1996-03-08 | Matsushita Electric Works Ltd | |
CN1143605C (zh) * | 1996-08-14 | 2004-03-24 | 皇家菲利浦电子有限公司 | 电路装置 |
GB2326543B (en) * | 1997-06-19 | 1999-12-08 | Toshiba Lighting & Technology | Lighting apparatus |
JP2007513154A (ja) * | 2003-12-08 | 2007-05-24 | サイトキネティクス・インコーポレーテッド | 化合物、組成物及び方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2934942A1 (de) * | 1979-08-29 | 1981-04-02 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zum zuenden und betrieb einer gasentladungsroehre |
US4339695A (en) * | 1980-06-05 | 1982-07-13 | Unicorn Electrical Products | High pressure sodium lamp ballast circuit |
DE3108548C2 (de) * | 1981-03-06 | 1986-07-31 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Zündschaltung für eine Hochdruckmetalldampfentladungslampe |
FR2503954A1 (fr) * | 1981-04-09 | 1982-10-15 | Sefli | Procede de decoupage essentiellement sinusoidal d'une tension continue avec regulation et dispositif pour sa mise en oeuvre |
US4495446A (en) * | 1982-12-27 | 1985-01-22 | General Electric Company | Lighting unit with improved control sequence |
JPS59198699A (ja) * | 1983-04-27 | 1984-11-10 | 株式会社日立製作所 | 高圧放電灯の点灯方法 |
JPS61110996A (ja) * | 1984-11-05 | 1986-05-29 | 株式会社日立製作所 | 高圧放電灯点灯装置 |
GB8625329D0 (en) * | 1986-10-22 | 1986-11-26 | Valor Int Ltd | Control gear for gas discharge lighting |
JPH01160374A (ja) * | 1987-12-17 | 1989-06-23 | Toshiba Electric Equip Corp | インバータ |
-
1988
- 1988-11-30 JP JP63302393A patent/JPH02192695A/ja active Pending
-
1989
- 1989-11-28 EP EP89121897A patent/EP0371439B1/en not_active Expired - Lifetime
- 1989-11-28 DE DE68920967T patent/DE68920967T2/de not_active Expired - Fee Related
- 1989-11-30 KR KR1019890017643A patent/KR920007751B1/ko not_active Expired
- 1989-11-30 US US07/443,491 patent/US5087862A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5087862A (en) | 1992-02-11 |
EP0371439B1 (en) | 1995-02-01 |
DE68920967T2 (de) | 1995-05-24 |
EP0371439A2 (en) | 1990-06-06 |
EP0371439A3 (en) | 1991-10-30 |
JPH02192695A (ja) | 1990-07-30 |
DE68920967D1 (de) | 1995-03-16 |
KR900008917A (ko) | 1990-06-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
|
PA0201 | Request for examination |
St.27 status event code: A-1-2-D10-D11-exm-PA0201 |
|
R17-X000 | Change to representative recorded |
St.27 status event code: A-3-3-R10-R17-oth-X000 |
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PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
|
G160 | Decision to publish patent application | ||
PG1605 | Publication of application before grant of patent |
St.27 status event code: A-2-2-Q10-Q13-nap-PG1605 |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
St.27 status event code: A-1-2-D10-D22-exm-PE0701 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
St.27 status event code: A-2-4-F10-F11-exm-PR0701 |
|
PR1002 | Payment of registration fee |
St.27 status event code: A-2-2-U10-U11-oth-PR1002 Fee payment year number: 1 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
St.27 status event code: A-4-4-U10-U13-oth-PC1903 Not in force date: 19950917 Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE |
|
PC1903 | Unpaid annual fee |
St.27 status event code: N-4-6-H10-H13-oth-PC1903 Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE Not in force date: 19950917 |
|
P22-X000 | Classification modified |
St.27 status event code: A-4-4-P10-P22-nap-X000 |