发明授权
US08913893B2 Visible light communication apparatus capable of minute dimming control and method using the same
有权
能够进行微小调光控制的可见光通信装置及使用其的方法
- 专利标题: Visible light communication apparatus capable of minute dimming control and method using the same
- 专利标题(中): 能够进行微小调光控制的可见光通信装置及使用其的方法
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申请号: US13427714申请日: 2012-03-22
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公开(公告)号: US08913893B2公开(公告)日: 2014-12-16
- 发明人: Dae-Ho Kim , Tae-Gyu Kang , Sang-Kyu Lim , Il-Soon Jang , You-Jin Kim
- 申请人: Dae-Ho Kim , Tae-Gyu Kang , Sang-Kyu Lim , Il-Soon Jang , You-Jin Kim
- 申请人地址: KR Daejeon
- 专利权人: Electronics and Telecommunications Research Institute
- 当前专利权人: Electronics and Telecommunications Research Institute
- 当前专利权人地址: KR Daejeon
- 代理机构: William Park & Associates Patent Ltd.
- 优先权: KR10-2011-0065559 20110701; KR10-2011-0093038 20110915
- 主分类号: H04B10/00
- IPC分类号: H04B10/00 ; H04B10/116
摘要:
Disclosed herein are a visible light communication method and apparatus. The visible light communication method includes determining a dimming level variable to perform minute dimming control, selecting an upper dimming symbol and a lower dimming symbol, which belong to Variable Pulse Position Modulation (VPPM) symbols, based on the dimming level variable, determining at least one of the number of upper dimming symbols to be sent and the number of lower dimming symbols to be sent based on the dimming level variable, and generating a transmission sequence corresponding to the dimming level variable by combining the upper dimming symbols and the lower dimming symbols based on the number of symbols to be sent.
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