H - Electricity – 04 – J
Patent
H - Electricity
04
J
363/1.9
H04J 14/08 (2006.01) G08B 26/00 (2006.01) G08C 23/04 (2006.01) H04Q 9/14 (2006.01)
Patent
CA 1333942
A data setting system for terminal units by means of an optical wireless signal includes in the respective terminal units a data storing means and a receiving means for the optical wireless signal and, in a data operating device separate from the terminal units, an operating means for preparing and transmitting a setting signal to the terminal units. The data setting for the respective terminal units employed in a remote supervisory and controlling system with a multiplex data transmission utilized is thereby made attainable at a remote position from the terminal units through the optical wireless signal.
611860
Iijima Osamu
Kuroda Mitsunobu
Nakano Susumu
Terada Motoharu
Yamada Osamu
Matsushita Electric Works Ltd.
Oyen Wiggs Green & Mutala Llp
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