Method and device to transfer data in a communication network comprising a low-bit rate artery
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United States of America Patent
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Apr 13, 2010
Grant Date -
Sep 19, 2002
app pub date -
Feb 27, 2002
filing date -
Feb 27, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a method for the conveying of data between several users A, B, in a communications network comprising at least one low-bit-rate artery and one or more standard-bit-rate arteries, the network comprises a basic transmission unit, such as a cell, and at least one adaptation layer protocol, the data to be transmitted taking the form of packets Pi having a size smaller then the size of the basic transmission unit, the method comprising at least the following steps: extracting the packets Pi from the upstream and/or downstream cells of a low-bit-rate artery (steps (4a) or (5a)), inserting said packets according to a given adaptation layer protocol, in the cells of a virtual circuit set up between the ends of the low-bit-rate artery (steps (4b)), or between the users (steps (5b) and (5c)).
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