CN106211484B - 一种纹波消除电路及应用其的led控制电路 - Google Patents
一种纹波消除电路及应用其的led控制电路 Download PDFInfo
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- CN106211484B CN106211484B CN201610795710.7A CN201610795710A CN106211484B CN 106211484 B CN106211484 B CN 106211484B CN 201610795710 A CN201610795710 A CN 201610795710A CN 106211484 B CN106211484 B CN 106211484B
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- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/395—Linear regulators
-
- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/40—Details of LED load circuits
- H05B45/44—Details of LED load circuits with an active control inside an LED matrix
-
- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/36—Circuits for reducing or suppressing harmonics, ripples or electromagnetic interferences [EMI]
-
- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/395—Linear regulators
- H05B45/397—Current mirror circuits
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Abstract
Description
Claims (10)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610795710.7A CN106211484B (zh) | 2016-08-31 | 2016-08-31 | 一种纹波消除电路及应用其的led控制电路 |
US15/373,942 US9918365B1 (en) | 2016-08-31 | 2016-12-09 | Ripple removing circuit and LED control circuit applying the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610795710.7A CN106211484B (zh) | 2016-08-31 | 2016-08-31 | 一种纹波消除电路及应用其的led控制电路 |
Publications (2)
Publication Number | Publication Date |
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CN106211484A CN106211484A (zh) | 2016-12-07 |
CN106211484B true CN106211484B (zh) | 2018-01-09 |
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Application Number | Title | Priority Date | Filing Date |
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CN201610795710.7A Active CN106211484B (zh) | 2016-08-31 | 2016-08-31 | 一种纹波消除电路及应用其的led控制电路 |
Country Status (2)
Country | Link |
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US (1) | US9918365B1 (zh) |
CN (1) | CN106211484B (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108306492B (zh) * | 2017-01-13 | 2020-09-08 | 华润矽威科技(上海)有限公司 | 一种自适应输出电流去纹波电路及其去纹波方法 |
CN107426881B (zh) * | 2017-09-07 | 2023-09-22 | 上海晶丰明源半导体股份有限公司 | 积分器、led电流纹波消除电路和方法 |
CN107426880B (zh) * | 2017-09-07 | 2023-04-18 | 上海晶丰明源半导体股份有限公司 | Led电流纹波消除电路、方法及其芯片、led设备 |
KR20190080763A (ko) | 2017-12-28 | 2019-07-08 | 미쓰미덴기가부시기가이샤 | 전원 장치, 반도체 집적 회로 및 리플 억제 방법 |
JP7201900B2 (ja) * | 2017-12-28 | 2023-01-11 | ミツミ電機株式会社 | 電源装置、半導体集積回路及びリップル抑制方法 |
CN108513408A (zh) * | 2018-05-08 | 2018-09-07 | 杰华特微电子(杭州)有限公司 | 纹波消除电路、纹波消除方法及应用其的led控制电路 |
CN111642041B (zh) * | 2019-03-01 | 2022-11-08 | 华润微集成电路(无锡)有限公司 | 线性led驱动电路、系统及其驱动方法 |
JP7256384B2 (ja) * | 2019-06-05 | 2023-04-12 | ミツミ電機株式会社 | 電源装置、半導体集積回路及びリップル抑制方法 |
CN110602820B (zh) * | 2019-08-09 | 2022-01-11 | 漳州立达信光电子科技有限公司 | 免电压侦测之快速启动系统 |
TWI730425B (zh) * | 2019-09-25 | 2021-06-11 | 大陸商漳州立達信光電子科技有限公司 | 免電壓偵測之快速啟動系統 |
CN112953220B (zh) * | 2021-02-03 | 2022-12-30 | 电子科技大学 | 带有电流检测和控制的dc-dc转换器 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6275397B1 (en) * | 2000-06-27 | 2001-08-14 | Power-One, Inc. | Power factor correction control circuit for regulating the current waveshape in a switching power supply |
US9497821B2 (en) * | 2005-08-08 | 2016-11-15 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
US9049760B2 (en) * | 2013-03-11 | 2015-06-02 | Immense Advance Technology Corp. | PFC LED driver having a flicker control mechanism |
CN103269550B (zh) * | 2013-06-04 | 2015-02-04 | 上海晶丰明源半导体有限公司 | 一种led电流纹波消除驱动电路 |
CN104080256B (zh) * | 2014-07-09 | 2016-05-11 | 无锡硅动力微电子股份有限公司 | 自适应led电流纹波消除电路 |
US9564795B2 (en) * | 2014-08-22 | 2017-02-07 | Silergy Semiconductor Technology (Hangzhou) Ltd | Ripple filter circuit and ripple filter method |
CN105406697B (zh) * | 2015-12-22 | 2018-12-25 | 矽力杰半导体技术(杭州)有限公司 | 纹波抑制电路、方法及应用其的led灯 |
CN105491726B (zh) * | 2016-01-05 | 2017-05-10 | 杰华特微电子(杭州)有限公司 | 一种自适应电流控制电路 |
CN206042449U (zh) * | 2016-08-31 | 2017-03-22 | 杰华特微电子(杭州)有限公司 | 一种纹波消除电路及应用其的led控制电路 |
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2016
- 2016-08-31 CN CN201610795710.7A patent/CN106211484B/zh active Active
- 2016-12-09 US US15/373,942 patent/US9918365B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
US9918365B1 (en) | 2018-03-13 |
US20180063911A1 (en) | 2018-03-01 |
CN106211484A (zh) | 2016-12-07 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Ripple wave cancelling circuit and LED control circuit adopting same Effective date of registration: 20191025 Granted publication date: 20180109 Pledgee: Hangzhou High-tech Financing Guarantee Co., Ltd. Pledgor: Jewart Microelectronics (Hangzhou) Co., Ltd. Registration number: Y2019330000142 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20201217 Granted publication date: 20180109 Pledgee: Hangzhou High-tech Financing Guarantee Co.,Ltd. Pledgor: JOULWATT TECHNOLOGY (HANGZHOU) Co.,Ltd. Registration number: Y2019330000142 |
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Address after: Room 901-23, 9 / F, west 4 building, Xigang development center, 298 Zhenhua Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, 310030 Patentee after: Jiehuate Microelectronics Co.,Ltd. Address before: Room 424, building 1, 1500 Wenyi West Road, Cangqian street, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: JOULWATT TECHNOLOGY (HANGZHOU) Co.,Ltd. |
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