CN103763829B - 一种基于ofdm信号的光源调光方法 - Google Patents
一种基于ofdm信号的光源调光方法 Download PDFInfo
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- CN103763829B CN103763829B CN201410024723.5A CN201410024723A CN103763829B CN 103763829 B CN103763829 B CN 103763829B CN 201410024723 A CN201410024723 A CN 201410024723A CN 103763829 B CN103763829 B CN 103763829B
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- signal
- light source
- led light
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- 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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Optical Communication System (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
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Priority Applications (1)
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CN201410024723.5A CN103763829B (zh) | 2014-01-20 | 2014-01-20 | 一种基于ofdm信号的光源调光方法 |
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CN201410024723.5A CN103763829B (zh) | 2014-01-20 | 2014-01-20 | 一种基于ofdm信号的光源调光方法 |
Publications (2)
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CN103763829A CN103763829A (zh) | 2014-04-30 |
CN103763829B true CN103763829B (zh) | 2015-12-02 |
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CN201410024723.5A Expired - Fee Related CN103763829B (zh) | 2014-01-20 | 2014-01-20 | 一种基于ofdm信号的光源调光方法 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105119655A (zh) * | 2015-08-31 | 2015-12-02 | 华南理工大学 | 基于qam和mppm的可见光通信方法及其系统 |
WO2017127986A1 (zh) * | 2016-01-25 | 2017-08-03 | 华为技术有限公司 | 一种光源亮度控制方法及发送端设备 |
CN108667524B (zh) * | 2017-03-31 | 2021-02-23 | 华为技术有限公司 | 可见光通信中抗多径效应的均衡方法及相关装置 |
CN111492598B (zh) | 2018-01-08 | 2021-07-09 | 华为技术有限公司 | 一种相机通信方法及装置 |
CN112751613B (zh) * | 2020-12-31 | 2022-02-15 | 南京信息工程大学 | 基于pwm的可调光自适应偏置o-ofdm传输方法 |
CN112787722B (zh) * | 2021-03-12 | 2021-12-28 | 苏州大学 | 自适应调光的可见光通信系统及调制解调方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101605417A (zh) * | 2009-07-15 | 2009-12-16 | 西安英洛华微电子有限公司 | 带调光的led恒流驱动电路 |
CN103347332A (zh) * | 2013-06-25 | 2013-10-09 | 矽力杰半导体技术(杭州)有限公司 | 信号处理方法及电路及带该电路的led调光电路 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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IL179579A0 (en) * | 2006-11-26 | 2007-05-15 | Tritonics Technologies Ltd | A device that enables plc based smart dimmers to function with no new wires |
US8743984B2 (en) * | 2011-04-18 | 2014-06-03 | Nec Laboratories America, Inc. | Multidimensional hybrid modulations for ultra-high-speed optical transport |
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2014
- 2014-01-20 CN CN201410024723.5A patent/CN103763829B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101605417A (zh) * | 2009-07-15 | 2009-12-16 | 西安英洛华微电子有限公司 | 带调光的led恒流驱动电路 |
CN103347332A (zh) * | 2013-06-25 | 2013-10-09 | 矽力杰半导体技术(杭州)有限公司 | 信号处理方法及电路及带该电路的led调光电路 |
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CN103763829A (zh) | 2014-04-30 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20140430 Assignee: Jiangsu Nanyou IOT Technology Park Ltd. Assignor: NANJING University OF POSTS AND TELECOMMUNICATIONS Contract record no.: 2016320000218 Denomination of invention: Light source dimming method based on OFDM signal Granted publication date: 20151202 License type: Common License Record date: 20161118 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
EC01 | Cancellation of recordation of patent licensing contract | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Jiangsu Nanyou IOT Technology Park Ltd. Assignor: NANJING University OF POSTS AND TELECOMMUNICATIONS Contract record no.: 2016320000218 Date of cancellation: 20180116 |
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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: 20151202 Termination date: 20220120 |