Invention Grant
- Patent Title: Photodetector used to control near field communication
- Patent Title (中): 用于控制近场通信的光电探测器
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Application No.: US12496279Application Date: 2009-07-01
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Publication No.: US08232882B2Publication Date: 2012-07-31
- Inventor: Naoki Miyabayashi , Daisuke Itoh , Masahiro Sueyoshi
- Applicant: Naoki Miyabayashi , Daisuke Itoh , Masahiro Sueyoshi
- Applicant Address: JP Tokyo
- Assignee: Sony Corporation
- Current Assignee: Sony Corporation
- Current Assignee Address: JP Tokyo
- Agency: K&L Gates LLP
- Priority: JP2008-178881 20080709
- Main IPC: G08B21/00
- IPC: G08B21/00

Abstract:
A communication apparatus includes: an antenna; a first communication means that performs near field communication with a non-contact card via the antenna; a photodetecting means that is provided near the antenna and detects an amount of incoming light; and a near field communication control means that activates the first communication means when the amount of incoming light becomes less than a predetermined threshold value, the communication apparatus being driven by a battery.
Public/Granted literature
- US20100007504A1 COMMUNICATION APPARATUS Public/Granted day:2010-01-14
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