Audrey A. Sherman,Kevin R. Schaffer,Michael A. Meis,Soemantri Widagdo
申请号：
US14518402
公开号：
US09476637B2
申请日:
2014.10.20
申请国别(地区):
US
年份:
2016
代理人:
摘要：
An illumination device is disclosed, having a lightguide optically coupled to a light source and a transducer for supplying power to the light source by converting energy received from a remote transmitter. Energy received from a remote transmitter can comprise radiofrequency waves, microwaves, infrared radiation, visible light, ultraviolet light, sunlight, sound waves or heat.
