POWER SUPPLY CIRCUIT AND LIGHTING SYSTEM
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United States of America Patent
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N/A
Issued Date -
Oct 21, 2010
app pub date -
Dec 22, 2006
filing date -
Dec 26, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
[Problems to be Solved] In technology for identifying the position of an indoor terminal with high accuracy, the cost for installing a transmitter is high for the introduction of the position identifying technique which uses a transmitter to send a weak electric wave such as in Bluetooth, RFID, and the like, or an emitter to emit an infrared ray.[Means to Solve the Problems] Power is acquired from the existing lighting equipment to operate the transmitter which sends a weak electric wave such as in Bluetooth, RFID, and the like, or an emitter which emits an infrared ray.
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