IT1320444B1 - Circuito di accensione per una lampada a scarica. - Google Patents
Circuito di accensione per una lampada a scarica.Info
- Publication number
- IT1320444B1 IT1320444B1 IT2000TO000610A ITTO20000610A IT1320444B1 IT 1320444 B1 IT1320444 B1 IT 1320444B1 IT 2000TO000610 A IT2000TO000610 A IT 2000TO000610A IT TO20000610 A ITTO20000610 A IT TO20000610A IT 1320444 B1 IT1320444 B1 IT 1320444B1
- Authority
- IT
- Italy
- Prior art keywords
- discharge lamp
- ignition circuit
- ignition
- circuit
- lamp
- 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
- H05B41/288—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 and specially adapted for lamps without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
- H05B41/2881—Load circuits; Control thereof
- H05B41/2882—Load circuits; Control thereof the control resulting from an action on the static converter
- H05B41/2883—Load circuits; Control thereof the control resulting from an action on the static converter the controlled element being a DC/AC converter in the final stage, e.g. by harmonic mode starting
-
- 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
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/382—Controlling the intensity of light during the transitional start-up phase
- H05B41/388—Controlling the intensity of light during the transitional start-up phase for a transition from glow to arc
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17437599A JP3820325B2 (ja) | 1999-06-21 | 1999-06-21 | 放電灯点灯回路 |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO20000610A0 ITTO20000610A0 (it) | 2000-06-21 |
ITTO20000610A1 ITTO20000610A1 (it) | 2001-12-21 |
IT1320444B1 true IT1320444B1 (it) | 2003-11-26 |
Family
ID=15977524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2000TO000610A IT1320444B1 (it) | 1999-06-21 | 2000-06-21 | Circuito di accensione per una lampada a scarica. |
Country Status (6)
Country | Link |
---|---|
US (1) | US6437519B1 (it) |
JP (1) | JP3820325B2 (it) |
DE (1) | DE10030174A1 (it) |
FR (1) | FR2795284B1 (it) |
GB (1) | GB2352889B (it) |
IT (1) | IT1320444B1 (it) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3742302B2 (ja) | 2001-01-31 | 2006-02-01 | 株式会社小糸製作所 | 放電灯点灯回路 |
JP3689008B2 (ja) * | 2001-02-14 | 2005-08-31 | 株式会社小糸製作所 | 放電灯点灯回路 |
US6522089B1 (en) * | 2001-10-23 | 2003-02-18 | Orsam Sylvania Inc. | Electronic ballast and method for arc straightening |
JP4234600B2 (ja) * | 2001-11-23 | 2009-03-04 | 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 | ランプ点灯回路 |
JP3705490B2 (ja) * | 2002-02-14 | 2005-10-12 | 矢崎総業株式会社 | 負荷駆動装置 |
JP2004071328A (ja) * | 2002-08-06 | 2004-03-04 | Mitsubishi Electric Corp | 放電灯点灯装置 |
US20060006813A1 (en) * | 2002-09-06 | 2006-01-12 | Koninklijke Philips Electronics N.V. | Device and method for determining the current flowing through a gas discharge lamp |
KR20050062852A (ko) * | 2003-12-19 | 2005-06-28 | 삼성전자주식회사 | 액정 표시 장치, 표시 장치용 광원의 구동 장치 및 그방법 |
JP2006092906A (ja) * | 2004-09-24 | 2006-04-06 | Ushio Inc | 希ガス蛍光ランプ装置 |
US7057356B2 (en) * | 2004-11-10 | 2006-06-06 | Osram Sylvania Inc. | High intensity discharge lamp with boost circuit |
US7642727B2 (en) | 2006-12-29 | 2010-01-05 | General Electric Company | Automotive high intensity discharge ballast |
JP2010010088A (ja) * | 2008-06-30 | 2010-01-14 | Phoenix Denki Kk | 補助光源付き高圧放電灯用点灯装置の始動回路、該始動回路を用いた点灯装置並びに該点灯装置を用いた光源装置 |
JP5373417B2 (ja) * | 2009-02-02 | 2013-12-18 | 株式会社小糸製作所 | 放電灯点灯回路 |
JP2010198860A (ja) * | 2009-02-24 | 2010-09-09 | Koito Mfg Co Ltd | 放電灯点灯回路 |
CN102751881B (zh) * | 2011-04-02 | 2014-12-10 | 英飞特电子(杭州)股份有限公司 | 一种两线调光器的辅助电源电路 |
CN110267391B (zh) * | 2019-05-31 | 2023-02-14 | 厦门通士达照明有限公司 | Led极性识别电路以及具有其的led灯具 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5440209A (en) * | 1978-03-20 | 1995-08-08 | Nilssen; Ole K. | Driven full-bridge inverter ballast |
US4904903A (en) * | 1988-04-05 | 1990-02-27 | Innovative Controls, Inc. | Ballast for high intensity discharge lamps |
US5019959A (en) | 1988-09-19 | 1991-05-28 | Innovative Controls, Inc. | Ballast circuit |
JP2587718B2 (ja) | 1990-10-01 | 1997-03-05 | 株式会社小糸製作所 | 車輌用放電灯の点灯回路 |
JP2946388B2 (ja) * | 1993-11-30 | 1999-09-06 | 株式会社小糸製作所 | 車輌用放電灯の点灯回路 |
JP3197169B2 (ja) * | 1994-09-08 | 2001-08-13 | 株式会社小糸製作所 | 放電灯の点灯回路 |
JP3280540B2 (ja) * | 1995-05-12 | 2002-05-13 | 株式会社小糸製作所 | 放電灯点灯回路 |
JP3759996B2 (ja) * | 1996-01-08 | 2006-03-29 | 株式会社小糸製作所 | 放電灯点灯回路 |
JP3136468B2 (ja) | 1996-02-16 | 2001-02-19 | 株式会社小糸製作所 | 放電灯点灯回路 |
JP3210600B2 (ja) * | 1997-05-15 | 2001-09-17 | 株式会社小糸製作所 | 放電灯の点灯回路 |
JP3207134B2 (ja) * | 1997-05-16 | 2001-09-10 | 株式会社小糸製作所 | 放電灯の点灯回路 |
-
1999
- 1999-06-21 JP JP17437599A patent/JP3820325B2/ja not_active Expired - Fee Related
-
2000
- 2000-06-16 GB GB0014862A patent/GB2352889B/en not_active Expired - Fee Related
- 2000-06-16 US US09/596,397 patent/US6437519B1/en not_active Expired - Fee Related
- 2000-06-20 DE DE10030174A patent/DE10030174A1/de not_active Withdrawn
- 2000-06-21 FR FR0007905A patent/FR2795284B1/fr not_active Expired - Fee Related
- 2000-06-21 IT IT2000TO000610A patent/IT1320444B1/it active
Also Published As
Publication number | Publication date |
---|---|
GB0014862D0 (en) | 2000-08-09 |
GB2352889A (en) | 2001-02-07 |
ITTO20000610A0 (it) | 2000-06-21 |
JP3820325B2 (ja) | 2006-09-13 |
DE10030174A1 (de) | 2001-05-17 |
ITTO20000610A1 (it) | 2001-12-21 |
GB2352889B (en) | 2001-12-12 |
FR2795284A1 (fr) | 2000-12-22 |
FR2795284B1 (fr) | 2005-09-23 |
US6437519B1 (en) | 2002-08-20 |
JP2001006886A (ja) | 2001-01-12 |
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