Electrical appliance control
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 20, 1987
Grant Date -
N/A
app pub date -
Mar 28, 1983
filing date -
Apr 6, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electrical appliance remote control system comprises a transmitter supplying digital control messages onto a power main and a receiver for receiving those messages to activate an appliances accordingly. Each message comprises words each of which is transmitted twice. A repeater is coupled to the main to receive the first occurrence of the word and to retransmit that word onto the main, or onto another main, in the period containing the second occurrence of the word.
First Claim
Family
International Classification(s)
Cited Art Landscape
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