Telephonic communications – Supervisory or control line signaling – Substation originated
Patent
1996-07-09
1998-09-08
Tsang, Fan
Telephonic communications
Supervisory or control line signaling
Substation originated
379 88, 379 9317, 379354, 379280, 34082544, H04M 100
Patent
active
058056939
ABSTRACT:
A monitor-controlling device is disclosed. The monitor-controlling device, used for a system having a monitor and a first circuit, includes a buffer for storing data from the system; a decoder electrically connected to the buffer for receiving and decoding the data; a bi-directional transmitter electrically connected to the buffer for providing the buffer with a path to transmit the data to the first circuit; and a controlling circuit electrically connected to the bi-directional transmitter for controlling the path on or off.
REFERENCES:
patent: 4585904 (1986-04-01), Mincone et al.
patent: 4625276 (1986-11-01), Benton
patent: 5541640 (1996-07-01), Larson
Chang Chern-Jsair
Wu Rong-Tyan
Holtek Microelectronics, Inc
Saint-Surin Jacques M.
Tsang Fan
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