CN201821536U - 一种降低pwm调光电路emi的装置 - Google Patents
一种降低pwm调光电路emi的装置 Download PDFInfo
- Publication number
- CN201821536U CN201821536U CN2010202428919U CN201020242891U CN201821536U CN 201821536 U CN201821536 U CN 201821536U CN 2010202428919 U CN2010202428919 U CN 2010202428919U CN 201020242891 U CN201020242891 U CN 201020242891U CN 201821536 U CN201821536 U CN 201821536U
- Authority
- CN
- China
- Prior art keywords
- frequency
- control signal
- pwm dimming
- dimming control
- change
- 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 - Fee Related
Links
Images
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010202428919U CN201821536U (zh) | 2010-06-29 | 2010-06-29 | 一种降低pwm调光电路emi的装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010202428919U CN201821536U (zh) | 2010-06-29 | 2010-06-29 | 一种降低pwm调光电路emi的装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201821536U true CN201821536U (zh) | 2011-05-04 |
Family
ID=43919477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010202428919U Expired - Fee Related CN201821536U (zh) | 2010-06-29 | 2010-06-29 | 一种降低pwm调光电路emi的装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201821536U (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102316621A (zh) * | 2010-06-29 | 2012-01-11 | 英飞特光电(杭州)有限公司 | 一种降低pwm调光电路emi的方法及装置 |
CN103813602A (zh) * | 2014-02-24 | 2014-05-21 | 福州大学 | 无电极荧光灯调光方法 |
CN107070244A (zh) * | 2017-04-11 | 2017-08-18 | 珠海格力电器股份有限公司 | 推挽变换器、开关频率控制装置及方法 |
-
2010
- 2010-06-29 CN CN2010202428919U patent/CN201821536U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102316621A (zh) * | 2010-06-29 | 2012-01-11 | 英飞特光电(杭州)有限公司 | 一种降低pwm调光电路emi的方法及装置 |
CN103813602A (zh) * | 2014-02-24 | 2014-05-21 | 福州大学 | 无电极荧光灯调光方法 |
CN103813602B (zh) * | 2014-02-24 | 2016-01-27 | 福州大学 | 无电极荧光灯调光方法 |
CN107070244A (zh) * | 2017-04-11 | 2017-08-18 | 珠海格力电器股份有限公司 | 推挽变换器、开关频率控制装置及方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103247279B (zh) | 一种发光半导体光源驱动电路及背光模组 | |
CN101511142B (zh) | 负载端无反馈的开关恒流源电路 | |
US20130049634A1 (en) | Method and system for controlling solid state lighting via dithering | |
CN102316621A (zh) | 一种降低pwm调光电路emi的方法及装置 | |
CN101868090A (zh) | 用于调光或调速控制的电路及控制方法 | |
CN103582239A (zh) | 调光控制器、光源驱动电路及控制光源调光的方法 | |
KR20160039716A (ko) | 발광 다이오드 구동 회로 및 이를 포함하는 발광 다이오드 조명 장치 | |
CN201773565U (zh) | 一种带mos管驱动电路的特种背光源驱动电路 | |
CN102769981A (zh) | 一种嵌入式实现的智能恒流驱动器及其控制方法 | |
CN104066237A (zh) | 一种led驱动电路及驱动方法 | |
CN103841731B (zh) | 一种用于led驱动的开关分段调光电路 | |
CN201821536U (zh) | 一种降低pwm调光电路emi的装置 | |
CN106804081B (zh) | 调光电路与调光控制方法 | |
CN202713720U (zh) | 一种pwm调光信号发生电路 | |
CN101813260B (zh) | Led灯具装置以及pwm直流电源控制电路 | |
CN203775463U (zh) | 多档电流调节led微波感应调光器 | |
CN202841594U (zh) | 可调光灯具数显控制器 | |
CN211378326U (zh) | 一种可开关调光控制的led驱动电路 | |
CN203352865U (zh) | 一种led调光系统 | |
CN202998558U (zh) | 驱动器和包括该驱动器的照明装置 | |
CN103247250B (zh) | 显示模组、光源模组、光源模组的驱动电路及驱动方法 | |
CN209151403U (zh) | Led调光电路 | |
CN201780764U (zh) | 基于fpga的特种背光源驱动电路 | |
CN102595713B (zh) | 一种倍频调光控制器 | |
CN201726566U (zh) | Led灯具装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: INVENTRONICS (HANGZHOU), INC. Free format text: FORMER NAME: AIDI PHOTOELECTRIC (HANGZHOU) CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Hangzhou City, Zhejiang province 310053 Binjiang District Dongxin Road No. 66 East communication D block 208 Patentee after: LED ONE (Hangzhou) Co., Ltd. Address before: Hangzhou City, Zhejiang province 310053 Binjiang District Dongxin Road No. 66 East communication D block 208 Patentee before: Aidi Photoelectric (Hangzhou) Co., Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: ZHEJIANG THINKLUX LIGHTING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: INVENTRONICS (HANGZHOU), INC. Effective date: 20130402 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 310053 HANGZHOU, ZHEJIANG PROVINCE TO: 315002 HANGZHOU, ZHEJIANG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20130402 Address after: Hangzhou City, Zhejiang province Binjiang District 315002 shore road 95 2 Building 3 layer Patentee after: Thinklux (Zhejiang) Lighting Technology Co., Ltd. Address before: Hangzhou City, Zhejiang province 310053 Binjiang District Dongxin Road No. 66 East communication D block 208 Patentee before: LED ONE (Hangzhou) Co., Ltd. |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151106 Address after: 528226, Guangdong Province, Nanhai District, Foshan province Luo village, Guangdong new light industry base A8 Building 5 floor Patentee after: New light sources re-invent industry center, associating Guangdong, Nanhai District Foshan City Address before: Hangzhou City, Zhejiang province Binjiang District 315002 shore road 95 2 Building 3 layer Patentee before: Thinklux (Zhejiang) Lighting Technology Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20190629 |