Floating battery feed circuit for telephone subscriber line interface
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jan 31, 1984
Grant Date -
N/A
app pub date -
Sep 30, 1982
filing date -
Sep 30, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An arrangement for providing a subscriber line with an operating potential. The energy to the line is transferred thereto inductively at a fixed frequency and includes the rectification means on the subscriber side of the inductor. The amount of energy transferred to the line is controlled by pulse width. The control pulse width circuit includes means to decrease the energy transfer above a level at which a subscriber station internal regulation would be defeated.
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