Method, apparatus and system for evaluating quality-of-service in packet switching network
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United States of America Patent
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Oct 18, 2005
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N/A
app pub date -
May 18, 2000
filing date -
May 21, 1999
priority date (Note) -
Expired
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Abstract
A method for evaluating quality-of-service in packet switching network uses an evaluation signal with a frequency component that changes continuously with a lapse of time. The evaluation signal is a time stretched pulse, and wherein the method includes a step of transmitting the time stretched pulse to at least one packet switching network, a step of receiving the time stretched pulse passed through the at least one packet switching network, and a step of comparing the transmitted time stretched pulse with the received time stretched pulse.
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