MULTI-FUNCTIONAL SMART LED SYSTEMS WITH VISIBLE LIGHT COMMUNICATION AND IP-BASED RADIOFREQUENCY CONNECTIVITY
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United States of America Patent
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app pub date -
Nov 5, 2014
filing date -
Mar 18, 2014
priority date (Note) -
Abandoned
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Abstract
A communications device includes: a light-emitting diode (LED) or LED array; an internet protocol (IP)-based radiofrequency (RF) wireless unit, configured to transmit and receive data over a RF wireless communications network; a visible light communication (VLC) unit, configured to drive the LED or LED array and modulate light generated by the LED or LED array with data; a control unit, connected to the IP-based RF wireless unit and the VLC unit, configured to facilitate communications between the VLC unit and IP-based RF wireless unit.
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