发明授权
US07978984B2 Data communication unit using light-emitting diode for data communication, and electronic device
有权
数据通信单元采用发光二极管进行数据通信,电子设备
- 专利标题: Data communication unit using light-emitting diode for data communication, and electronic device
- 专利标题(中): 数据通信单元采用发光二极管进行数据通信,电子设备
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申请号: US11557651申请日: 2006-11-08
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公开(公告)号: US07978984B2公开(公告)日: 2011-07-12
- 发明人: Yoshinori Shinohara
- 申请人: Yoshinori Shinohara
- 申请人地址: JP Tokyo
- 专利权人: Nittoh Kogaku K.K.
- 当前专利权人: Nittoh Kogaku K.K.
- 当前专利权人地址: JP Tokyo
- 代理商 Stephen M Chin, Esq.
- 主分类号: H04B10/24
- IPC分类号: H04B10/24 ; H04B10/00 ; H04B10/12
摘要:
The present invention enables device downsizing by utilizing a light-emitting diode as a plurality of interfaces. A light-emitting diode 11 of a data communication unit using a light-emitting diode for data communication outputs light when a current flows therethrough. A transmission circuit 13 applies a forward bias to the light-emitting diode 11 based on transmission data. A separation circuit 14 outputs a voltage that changes according to a voltage which is generated in the light-emitting diode 11 when the transmission circuit 13 does not apply the forward bias to the light-emitting diode 11.
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