H - Electricity – 02 – J
Patent
H - Electricity
02
J
H02J 13/00 (2006.01) F21V 23/00 (2006.01) G06F 19/00 (2006.01) G08B 25/06 (2006.01) G08C 25/00 (2006.01)
Patent
CA 2259837
An apparatus and method for remotely monitoring the performance of an electrical appliance utilising the mains power supply cables of the electrical apparatus (4,5,6). A remote unit (3) is provided which communicates, using a signal at between 90kHz and 145kHz modulated on to the A.C. power supply cable of the electrical apparatus (4,5,6), with a local processing means (17) provided in the vicinity of the electrical apparatus (4,5,6). A memory means is provided to store information relating to the performance of the electrical apparatus (4,5,6). A robust communication protocol is provided to ensure that data is not lost. A control means is provided in the vicinity of the local processing means (17) so that the electrical apparatus (4,5,6) can be controlled via the remote unit (3). The system is primarily designed for monitoring items of street furniture (4,5,6).
Mew Jeanette
Mew Raymond
Macrae & Co.
Mew Jeanette
Mew Raymond
LandOfFree
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