CN101060753A - 一种用于背光亮度调节的驱动电路 - Google Patents
一种用于背光亮度调节的驱动电路 Download PDFInfo
- Publication number
- CN101060753A CN101060753A CN 200710105205 CN200710105205A CN101060753A CN 101060753 A CN101060753 A CN 101060753A CN 200710105205 CN200710105205 CN 200710105205 CN 200710105205 A CN200710105205 A CN 200710105205A CN 101060753 A CN101060753 A CN 101060753A
- Authority
- CN
- China
- Prior art keywords
- circuit
- voltage conversion
- output
- resistance
- connects
- 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.)
- Granted
Links
Images
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Dc-Dc Converters (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007101052056A CN101060753B (zh) | 2007-05-21 | 2007-05-21 | 一种用于背光亮度调节的驱动电路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007101052056A CN101060753B (zh) | 2007-05-21 | 2007-05-21 | 一种用于背光亮度调节的驱动电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101060753A true CN101060753A (zh) | 2007-10-24 |
CN101060753B CN101060753B (zh) | 2010-06-02 |
Family
ID=38866578
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007101052056A Expired - Fee Related CN101060753B (zh) | 2007-05-21 | 2007-05-21 | 一种用于背光亮度调节的驱动电路 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101060753B (zh) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101635131B (zh) * | 2008-07-25 | 2011-12-21 | 群康科技(深圳)有限公司 | 背光驱动电路及光源驱动单元 |
CN102428759A (zh) * | 2009-05-12 | 2012-04-25 | 皇家飞利浦电子股份有限公司 | 用于管理照明负载的智能调光器 |
CN104793681A (zh) * | 2015-04-15 | 2015-07-22 | 广州中大微电子有限公司 | 一种数控线性稳压器供电电路及方法 |
WO2015149474A1 (zh) * | 2014-04-02 | 2015-10-08 | 京东方科技集团股份有限公司 | 模拟电压源电路及显示装置 |
CN105390097A (zh) * | 2015-12-01 | 2016-03-09 | 深圳市金立通信设备有限公司 | 一种背光驱动电路及显示屏 |
CN106097980A (zh) * | 2015-04-30 | 2016-11-09 | 三星显示有限公司 | 背光单元及具有背光单元的显示装置 |
CN106961750A (zh) * | 2017-05-22 | 2017-07-18 | 蚌埠道生精密光电科技有限公司 | 一种热缩管加热器的检测控制装置 |
CN114637366A (zh) * | 2022-05-18 | 2022-06-17 | 成都本原聚能科技有限公司 | 与工艺、温度无关的检测电路、芯片及流明检测用途 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1735310A (zh) * | 2004-08-11 | 2006-02-15 | 联昌电子企业股份有限公司 | 换流器模块化控制电路 |
CN2798490Y (zh) * | 2005-06-07 | 2006-07-19 | 谭浩垣 | Led台灯 |
-
2007
- 2007-05-21 CN CN2007101052056A patent/CN101060753B/zh not_active Expired - Fee Related
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101635131B (zh) * | 2008-07-25 | 2011-12-21 | 群康科技(深圳)有限公司 | 背光驱动电路及光源驱动单元 |
CN102428759A (zh) * | 2009-05-12 | 2012-04-25 | 皇家飞利浦电子股份有限公司 | 用于管理照明负载的智能调光器 |
CN102428759B (zh) * | 2009-05-12 | 2016-10-12 | 皇家飞利浦电子股份有限公司 | 用于管理照明负载的方法、系统及智能调光器 |
WO2015149474A1 (zh) * | 2014-04-02 | 2015-10-08 | 京东方科技集团股份有限公司 | 模拟电压源电路及显示装置 |
US9711101B2 (en) | 2014-04-02 | 2017-07-18 | Boe Technology Group Co., Ltd. | Analogy voltage source circuit and display apparatus |
CN104793681A (zh) * | 2015-04-15 | 2015-07-22 | 广州中大微电子有限公司 | 一种数控线性稳压器供电电路及方法 |
CN106097980A (zh) * | 2015-04-30 | 2016-11-09 | 三星显示有限公司 | 背光单元及具有背光单元的显示装置 |
CN105390097A (zh) * | 2015-12-01 | 2016-03-09 | 深圳市金立通信设备有限公司 | 一种背光驱动电路及显示屏 |
CN106961750A (zh) * | 2017-05-22 | 2017-07-18 | 蚌埠道生精密光电科技有限公司 | 一种热缩管加热器的检测控制装置 |
CN114637366A (zh) * | 2022-05-18 | 2022-06-17 | 成都本原聚能科技有限公司 | 与工艺、温度无关的检测电路、芯片及流明检测用途 |
CN114637366B (zh) * | 2022-05-18 | 2022-08-23 | 成都本原聚能科技有限公司 | 与工艺、温度无关的检测电路、芯片及流明检测用途 |
Also Published As
Publication number | Publication date |
---|---|
CN101060753B (zh) | 2010-06-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101060753A (zh) | 一种用于背光亮度调节的驱动电路 | |
US20180084619A1 (en) | Control circuit, control method and led driving circuit thereof | |
CN104202876B (zh) | 一种单电感的led驱动电路及驱动方法 | |
CN1596502A (zh) | 开关电源装置 | |
CN1893246A (zh) | 多输出降压转换器 | |
CN1591265A (zh) | 电压调节器 | |
CN1578095A (zh) | 负载驱动装置及其携带式机器 | |
CN1781237A (zh) | 升压/降压直流-直流变流器 | |
CN1909048A (zh) | Led驱动装置 | |
CN101064472A (zh) | 开关调节器电路的改进 | |
CN1122354C (zh) | 直流到直流变换器中的方法和装置 | |
CN111313707B (zh) | 一种dc/dc电源转换系统 | |
CN110881231B (zh) | 调光电路及其控制方法 | |
CN104202874B (zh) | 一种单电感的led驱动电路及驱动方法 | |
US10492259B2 (en) | Dimmable LED driver and dimming method | |
CN1828467A (zh) | 可调稳压电源装置 | |
CN1574591A (zh) | 用于正负输出电压的电源 | |
CN1666404A (zh) | Dc-dc变换器 | |
CN1167183C (zh) | 直流-直流变换集成电路 | |
CN101064470A (zh) | 直流电压/直流电压转换器的输出电压控制设备 | |
US11750094B2 (en) | Control circuit for a switching converter | |
CN1641967A (zh) | 电池充电器的充电控制方法及其电路 | |
CN101036283A (zh) | 具有前向和后向控制的转换器电路 | |
CN1638252A (zh) | 电源装置以及采用该装置的便携设备 | |
CN112116898B (zh) | 一种背光驱动模块的供电电路 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170609 Address after: 519085 C District, 1# workshop, No. 1, science and technology No. four road, hi tech Zone, Zhuhai, Guangdong, China Patentee after: ACTIONS (ZHUHAI) TECHNOLOGY Co.,Ltd. Address before: 519085 No. 1, unit 15, building 1, 1 Da Ha Road, Tang Wan Town, Guangdong, Zhuhai Patentee before: Juli Integrated Circuit Design Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CP01 | Change in the name or title of a patent holder |
Address after: 519085 High-tech Zone, Tangjiawan Town, Zhuhai City, Guangdong Province Patentee after: ACTIONS TECHNOLOGY Co.,Ltd. Address before: 519085 High-tech Zone, Tangjiawan Town, Zhuhai City, Guangdong Province Patentee before: ACTIONS (ZHUHAI) TECHNOLOGY Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100602 Termination date: 20200521 |
|
CF01 | Termination of patent right due to non-payment of annual fee |