TW200721908A - Light regulating system of fluorescent lamp, control device and method thereof - Google Patents
Light regulating system of fluorescent lamp, control device and method thereofInfo
- Publication number
- TW200721908A TW200721908A TW094142038A TW94142038A TW200721908A TW 200721908 A TW200721908 A TW 200721908A TW 094142038 A TW094142038 A TW 094142038A TW 94142038 A TW94142038 A TW 94142038A TW 200721908 A TW200721908 A TW 200721908A
- Authority
- TW
- Taiwan
- Prior art keywords
- signal
- fluorescent lamp
- brightness
- receiving
- generate
- 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
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
- H05B41/3924—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by phase control, e.g. using a triac
-
- 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
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
- H05B41/3925—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by frequency variation
-
- 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
- Y10S315/04—Dimming circuit for fluorescent lamps
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Dc-Dc Converters (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW094142038A TWI282252B (en) | 2005-11-30 | 2005-11-30 | Fluorescent lamp lighting adjustment system, control device and method thereof |
US11/474,483 US7265498B2 (en) | 2005-11-30 | 2006-06-26 | Dimmer control system and controlling method thereof |
JP2006321408A JP4503580B2 (ja) | 2005-11-30 | 2006-11-29 | 調光システムおよびその制御方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW094142038A TWI282252B (en) | 2005-11-30 | 2005-11-30 | Fluorescent lamp lighting adjustment system, control device and method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200721908A true TW200721908A (en) | 2007-06-01 |
TWI282252B TWI282252B (en) | 2007-06-01 |
Family
ID=38086772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094142038A TWI282252B (en) | 2005-11-30 | 2005-11-30 | Fluorescent lamp lighting adjustment system, control device and method thereof |
Country Status (3)
Country | Link |
---|---|
US (1) | US7265498B2 (zh) |
JP (1) | JP4503580B2 (zh) |
TW (1) | TWI282252B (zh) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7457140B2 (en) * | 2006-08-18 | 2008-11-25 | Fairchild Semiconductor Corporation | Power converter with hysteretic control |
JP2009021035A (ja) * | 2007-07-10 | 2009-01-29 | Panasonic Electric Works Co Ltd | 調光回路及び調光器 |
US8212494B2 (en) * | 2008-04-04 | 2012-07-03 | Lemnis Lighting Patents Holding B.V. | Dimmer triggering circuit, dimmer system and dimmable device |
TWI412298B (zh) | 2008-09-18 | 2013-10-11 | Richtek Technology Corp | 以交流訊號調整亮度之發光元件控制電路、控制方法、與led燈 |
US8334663B2 (en) * | 2010-07-30 | 2012-12-18 | Lutron Electronics Co., Inc. | Power supply for a load control device |
CN102202451A (zh) * | 2011-03-23 | 2011-09-28 | 朱虹 | 自动控制光照的台灯 |
CN102186283B (zh) * | 2011-03-23 | 2013-06-12 | 矽力杰半导体技术(杭州)有限公司 | 一种可控硅调光电路、调光方法以及应用其的一种led驱动电路 |
CN102143638B (zh) | 2011-04-08 | 2013-07-24 | 矽力杰半导体技术(杭州)有限公司 | 一种可控硅调光电路、调光方法以及应用其的一种led驱动器 |
US8884592B2 (en) * | 2011-08-26 | 2014-11-11 | Broadcom Corporation | Frequency lock loop for hysteretic switching regulators |
CN102497705B (zh) * | 2011-12-14 | 2014-04-02 | 西安华雷船舶实业有限公司 | 照明灯具节能控制方法及其节能电路 |
US8742672B2 (en) * | 2012-07-26 | 2014-06-03 | Iml International | Light source dimming control circuit |
TWI495246B (zh) * | 2012-10-24 | 2015-08-01 | Nat Univ Tsing Hua | 諧振直流轉換器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5539281A (en) * | 1994-06-28 | 1996-07-23 | Energy Savings, Inc. | Externally dimmable electronic ballast |
JP3758305B2 (ja) * | 1996-09-17 | 2006-03-22 | 株式会社日立製作所 | 照明用点灯装置 |
WO2002049399A1 (en) * | 2000-12-14 | 2002-06-20 | Virginia Tech Intellectual Properties, Inc. | Self-oscillating electronic discharge lamp ballast with dimming control |
JP3918109B2 (ja) * | 2001-09-13 | 2007-05-23 | 三菱電機株式会社 | 放電灯点灯装置 |
-
2005
- 2005-11-30 TW TW094142038A patent/TWI282252B/zh not_active IP Right Cessation
-
2006
- 2006-06-26 US US11/474,483 patent/US7265498B2/en active Active
- 2006-11-29 JP JP2006321408A patent/JP4503580B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP4503580B2 (ja) | 2010-07-14 |
JP2007157712A (ja) | 2007-06-21 |
US20070120497A1 (en) | 2007-05-31 |
US7265498B2 (en) | 2007-09-04 |
TWI282252B (en) | 2007-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |