Centralized route calculation for a multi-hop streetlight network
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United States of America Patent
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Oct 29, 2013
Grant Date -
Mar 12, 2009
app pub date -
Sep 8, 2008
filing date -
Sep 7, 2007
priority date (Note) -
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Abstract
A system and various apparatus and methods performed therein configured for calculating routes touching and monitoring and controlling streetlights includes a multiplicity of streetlight controllers and a local coordinator. Each streetlight controller includes a switch operative to control the operation of a load, a sensor operative to monitor the operation of the load, a processor, and a radio transceiver operative to receive control data and transmit data associated with the streetlight controller. The local coordinator includes a coordinator radio transceiver, and a coordinator processor operative to maintain a list of the multiplicity of streetlight controllers and, cooperatively with the coordinator radio transceiver, exchange messages with any of the multiplicity of streetlight controllers.
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