CN102131333A - 一种led的调光方法 - Google Patents
一种led的调光方法 Download PDFInfo
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- CN102131333A CN102131333A CN2011101081483A CN201110108148A CN102131333A CN 102131333 A CN102131333 A CN 102131333A CN 2011101081483 A CN2011101081483 A CN 2011101081483A CN 201110108148 A CN201110108148 A CN 201110108148A CN 102131333 A CN102131333 A CN 102131333A
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- 238000000034 method Methods 0.000 title claims abstract description 16
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- 206010034972 Photosensitivity reaction Diseases 0.000 description 4
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CN 201110108148 CN102131333B (zh) | 2011-04-28 | 2011-04-28 | 一种led的调光方法 |
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CN 201110108148 CN102131333B (zh) | 2011-04-28 | 2011-04-28 | 一种led的调光方法 |
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CN102131333A true CN102131333A (zh) | 2011-07-20 |
CN102131333B CN102131333B (zh) | 2013-08-28 |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102722025A (zh) * | 2012-06-28 | 2012-10-10 | 吴江市宏达探伤器材有限公司 | Led冷、热光源观片灯 |
CN103974499A (zh) * | 2013-02-01 | 2014-08-06 | 立锜科技股份有限公司 | 发光组件线性调光电路及其方法 |
CN106970667A (zh) * | 2017-05-04 | 2017-07-21 | 方显峰 | 一种电致激发长余辉发光系统的激发控制方法 |
CN107666741A (zh) * | 2017-10-11 | 2018-02-06 | 宁波赛耐比光电科技股份有限公司 | 一种pwm调光电路 |
WO2018171065A1 (zh) * | 2017-03-21 | 2018-09-27 | 上海鸣志自动控制设备有限公司 | 一种采用等差数列调制的pwm斩波调光系统 |
CN110996432A (zh) * | 2019-12-31 | 2020-04-10 | 深圳市创荣发电子有限公司 | 一种调光方法、可读存储介质及led灯 |
CN113905476A (zh) * | 2021-10-28 | 2022-01-07 | 上海艾为电子技术股份有限公司 | 指数调光方法、映射电路、调光电路及电子设备 |
US11432385B2 (en) * | 2020-08-07 | 2022-08-30 | Analog Devices, Inc. | Single comparator exponential-scale PWM dimming |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1770934A (zh) * | 2005-10-13 | 2006-05-10 | 上海国皓电子有限公司 | 非线性脉宽调制pwm的控制装置 |
CN1829398A (zh) * | 2005-02-02 | 2006-09-06 | 电灯专利信托有限公司 | 调节光源亮度的方法和系统 |
CN101426313A (zh) * | 2008-12-04 | 2009-05-06 | 上海广电光电子有限公司 | Led背光源驱动方法 |
CN101742766A (zh) * | 2008-11-20 | 2010-06-16 | 深圳市桑达实业股份有限公司 | 一种led调光方法及装置 |
-
2011
- 2011-04-28 CN CN 201110108148 patent/CN102131333B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1829398A (zh) * | 2005-02-02 | 2006-09-06 | 电灯专利信托有限公司 | 调节光源亮度的方法和系统 |
CN1770934A (zh) * | 2005-10-13 | 2006-05-10 | 上海国皓电子有限公司 | 非线性脉宽调制pwm的控制装置 |
CN101742766A (zh) * | 2008-11-20 | 2010-06-16 | 深圳市桑达实业股份有限公司 | 一种led调光方法及装置 |
CN101426313A (zh) * | 2008-12-04 | 2009-05-06 | 上海广电光电子有限公司 | Led背光源驱动方法 |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102722025A (zh) * | 2012-06-28 | 2012-10-10 | 吴江市宏达探伤器材有限公司 | Led冷、热光源观片灯 |
CN103974499A (zh) * | 2013-02-01 | 2014-08-06 | 立锜科技股份有限公司 | 发光组件线性调光电路及其方法 |
WO2018171065A1 (zh) * | 2017-03-21 | 2018-09-27 | 上海鸣志自动控制设备有限公司 | 一种采用等差数列调制的pwm斩波调光系统 |
CN106970667A (zh) * | 2017-05-04 | 2017-07-21 | 方显峰 | 一种电致激发长余辉发光系统的激发控制方法 |
CN106970667B (zh) * | 2017-05-04 | 2018-09-04 | 浙江明辉发光科技有限公司 | 一种电致激发长余辉发光系统的激发控制方法 |
CN107666741A (zh) * | 2017-10-11 | 2018-02-06 | 宁波赛耐比光电科技股份有限公司 | 一种pwm调光电路 |
CN110996432A (zh) * | 2019-12-31 | 2020-04-10 | 深圳市创荣发电子有限公司 | 一种调光方法、可读存储介质及led灯 |
CN110996432B (zh) * | 2019-12-31 | 2021-10-08 | 深圳市创荣发电子有限公司 | 一种调光方法、可读存储介质及led灯 |
US11432385B2 (en) * | 2020-08-07 | 2022-08-30 | Analog Devices, Inc. | Single comparator exponential-scale PWM dimming |
CN113905476A (zh) * | 2021-10-28 | 2022-01-07 | 上海艾为电子技术股份有限公司 | 指数调光方法、映射电路、调光电路及电子设备 |
CN113905476B (zh) * | 2021-10-28 | 2024-02-02 | 上海艾为电子技术股份有限公司 | 指数调光方法、映射电路、调光电路及电子设备 |
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Address after: 313028 No. 2008, Fulu Road, East New District, Wuxing District, Huzhou City, Zhejiang Province Patentee after: Zhejiang Jingri Science and Technology Co.,Ltd. Address before: 313002 No. 2008 Xishan Road, Balidian Town, Wuxing District, Huzhou City, Zhejiang Province Patentee before: Zhejiang Jingri Lighting Technology Co.,Ltd. |
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Denomination of invention: A dimming method of LED Effective date of registration: 20211221 Granted publication date: 20130828 Pledgee: Huzhou Wuxing Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang Jingri Science and Technology Co.,Ltd. Registration number: Y2021330002580 |
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Date of cancellation: 20221130 Granted publication date: 20130828 Pledgee: Huzhou Wuxing Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang Jingri Science and Technology Co.,Ltd. Registration number: Y2021330002580 |
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Denomination of invention: A Method of Dimming LED Effective date of registration: 20221209 Granted publication date: 20130828 Pledgee: Huzhou Wuxing Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang Jingri Science and Technology Co.,Ltd. Registration number: Y2022110000343 |
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Date of cancellation: 20231130 Granted publication date: 20130828 Pledgee: Huzhou Wuxing Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang Jingri Science and Technology Co.,Ltd. Registration number: Y2022110000343 |
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Denomination of invention: A Dimming Method for LED Effective date of registration: 20231208 Granted publication date: 20130828 Pledgee: Huzhou Wuxing Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang Jingri Science and Technology Co.,Ltd. Registration number: Y2023110000525 |