TW200607401A - Discharge lamp lighting apparatus for lighting multiple discharge lamps - Google Patents
Discharge lamp lighting apparatus for lighting multiple discharge lampsInfo
- Publication number
- TW200607401A TW200607401A TW094126241A TW94126241A TW200607401A TW 200607401 A TW200607401 A TW 200607401A TW 094126241 A TW094126241 A TW 094126241A TW 94126241 A TW94126241 A TW 94126241A TW 200607401 A TW200607401 A TW 200607401A
- Authority
- TW
- Taiwan
- Prior art keywords
- lamp
- controllable
- current
- discharge
- lamps
- Prior art date
Links
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
- 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
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004226648A JP2006049028A (ja) | 2004-08-03 | 2004-08-03 | 放電灯点灯装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200607401A true TW200607401A (en) | 2006-02-16 |
Family
ID=35106894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094126241A TW200607401A (en) | 2004-08-03 | 2005-08-02 | Discharge lamp lighting apparatus for lighting multiple discharge lamps |
Country Status (7)
Country | Link |
---|---|
US (1) | US7239091B2 (zh) |
EP (1) | EP1624730B1 (zh) |
JP (1) | JP2006049028A (zh) |
KR (1) | KR20060053986A (zh) |
CN (1) | CN1735305A (zh) |
DE (1) | DE602005002987T2 (zh) |
TW (1) | TW200607401A (zh) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4560681B2 (ja) * | 2004-12-24 | 2010-10-13 | ミネベア株式会社 | 多灯式放電灯点灯装置 |
US7446485B2 (en) * | 2005-08-24 | 2008-11-04 | Beyond Innovation Technology Co., Ltd. | Multi-lamp driving system |
TW200810603A (en) * | 2006-08-04 | 2008-02-16 | Greatchip Technology Co Ltd | Light-modulating circuit of discharge lamp and its control method |
US7675245B2 (en) * | 2007-01-04 | 2010-03-09 | Allegro Microsystems, Inc. | Electronic circuit for driving a diode load |
KR101614304B1 (ko) | 2007-11-16 | 2016-04-21 | 알레그로 마이크로시스템스, 엘엘씨 | 직렬 연결된 발광 다이오드 열들을 구동하는 전자 회로들 |
US7839094B2 (en) * | 2008-05-02 | 2010-11-23 | General Electric Company | Voltage fed programmed start ballast |
US7999487B2 (en) * | 2008-06-10 | 2011-08-16 | Allegro Microsystems, Inc. | Electronic circuit for driving a diode load with a predetermined average current |
JP2010074945A (ja) * | 2008-09-18 | 2010-04-02 | Sanken Electric Co Ltd | Dc/acコンバータ及びその制御回路 |
US7986111B2 (en) * | 2009-05-28 | 2011-07-26 | Osram Sylvania Inc. | Electronic ballast control circuit |
JP2011233266A (ja) * | 2010-04-23 | 2011-11-17 | Panasonic Electric Works Co Ltd | 放電灯点灯装置及びそれを用いた照明器具 |
US8692482B2 (en) | 2010-12-13 | 2014-04-08 | Allegro Microsystems, Llc | Circuitry to control a switching regulator |
US9265104B2 (en) | 2011-07-06 | 2016-02-16 | Allegro Microsystems, Llc | Electronic circuits and techniques for maintaining a consistent power delivered to a load |
US9155156B2 (en) | 2011-07-06 | 2015-10-06 | Allegro Microsystems, Llc | Electronic circuits and techniques for improving a short duty cycle behavior of a DC-DC converter driving a load |
KR101248807B1 (ko) * | 2011-08-05 | 2013-04-01 | 주식회사 동부하이텍 | Led 구동장치를 위한 절연형 플라이백 변환회로 |
US8922131B1 (en) | 2011-10-10 | 2014-12-30 | Universal Lighting Technologies, Inc. | Series resonant inverter with capacitive power compensation for multiple lamp parallel operation |
US9144126B2 (en) | 2012-08-22 | 2015-09-22 | Allegro Microsystems, Llc | LED driver having priority queue to track dominant LED channel |
US8957607B2 (en) | 2012-08-22 | 2015-02-17 | Allergo Microsystems, LLC | DC-DC converter using hysteretic control and associated methods |
DE102012023203A1 (de) | 2012-11-28 | 2014-05-28 | Dennis Patrick Steel | Geschütztes Breitband-Kommunikations-Navigations-Netz (PBCNN Protected Broadband Communication Navigation Network) |
US8994279B2 (en) | 2013-01-29 | 2015-03-31 | Allegro Microsystems, Llc | Method and apparatus to control a DC-DC converter |
CN107508455A (zh) * | 2017-08-25 | 2017-12-22 | 惠科股份有限公司 | 缓冲电路及其显示装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US46512A (en) * | 1865-02-21 | Improved retainer for window-sashes | ||
US4016477A (en) * | 1975-04-29 | 1977-04-05 | Isodyne Inc. | Novel multi-path leakage transformer and inverter ballast |
US4547705A (en) * | 1982-03-20 | 1985-10-15 | Tdk Corporation | Discharge lamp lightening device |
JPH11260580A (ja) | 1998-03-10 | 1999-09-24 | Sony Corp | 放電灯点灯装置 |
US6232726B1 (en) | 1999-12-28 | 2001-05-15 | Philips Electronics North America Corporation | Ballast scheme for operating multiple lamps |
US6188209B1 (en) | 2000-02-07 | 2001-02-13 | University Of Hong Kong | Stepping inductor for fast transient response of switching converter |
JP2002175891A (ja) * | 2000-12-08 | 2002-06-21 | Advanced Display Inc | 多灯式バックライト用インバータ |
US7285919B2 (en) * | 2001-06-22 | 2007-10-23 | Lutron Electronics Co., Inc. | Electronic ballast having improved power factor and total harmonic distortion |
TWI256860B (en) * | 2001-06-29 | 2006-06-11 | Hon Hai Prec Ind Co Ltd | Multi-tube driving system |
US6731075B2 (en) * | 2001-11-02 | 2004-05-04 | Ampr Llc | Method and apparatus for lighting a discharge lamp |
US6703796B2 (en) * | 2001-11-09 | 2004-03-09 | Ambit Microsystems Corp. | Power supply and inverter used therefor |
US6693396B1 (en) * | 2002-07-29 | 2004-02-17 | Benq Corporation | Apparatus for driving a discharge lamp |
JP3951176B2 (ja) | 2002-09-06 | 2007-08-01 | ミネベア株式会社 | 放電灯点灯装置 |
US7161312B2 (en) * | 2003-08-14 | 2007-01-09 | Sluggo Lighting Ltd. | Distributed fluorescent light control system |
-
2004
- 2004-08-03 JP JP2004226648A patent/JP2006049028A/ja active Pending
-
2005
- 2005-07-21 KR KR1020050066230A patent/KR20060053986A/ko not_active Application Discontinuation
- 2005-07-28 US US11/190,932 patent/US7239091B2/en not_active Expired - Fee Related
- 2005-07-29 DE DE602005002987T patent/DE602005002987T2/de active Active
- 2005-07-29 EP EP05016554A patent/EP1624730B1/en not_active Expired - Fee Related
- 2005-08-02 TW TW094126241A patent/TW200607401A/zh unknown
- 2005-08-03 CN CNA2005100910332A patent/CN1735305A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
DE602005002987T2 (de) | 2008-02-28 |
KR20060053986A (ko) | 2006-05-22 |
US20060028147A1 (en) | 2006-02-09 |
DE602005002987D1 (de) | 2007-12-06 |
EP1624730A1 (en) | 2006-02-08 |
CN1735305A (zh) | 2006-02-15 |
US7239091B2 (en) | 2007-07-03 |
JP2006049028A (ja) | 2006-02-16 |
EP1624730B1 (en) | 2007-10-24 |
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