Asymmetric digital subscriber line control system
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United States of America Patent
Stats
-
Oct 24, 1995
Grant Date -
N/A
app pub date -
Feb 18, 1994
filing date -
Sep 1, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An asymmetric digital subscriber line (ADSL) control system is adapted to transmit an audio signal and a control signal from at least one subscriber terminal to an exchange via a multiplexed line of an audio signal line, a control signal line and an image signal line, and to transmit an audio signal and an image signal from the exchange to the subscriber terminal. The ADSL control system includes a unit for allocating an unused image signal line between the subscriber terminal and the exchange to the control signal line from the subscriber terminal to the exchange, and a unit for allocating 2 lines for each subscriber terminal at the exchange.
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