METHODS AND APPARATUS FOR SERVICE PROTECTED RANGING IN A PON
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United States of America Patent
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Issued Date -
Jun 18, 2009
app pub date -
Dec 18, 2007
filing date -
Dec 18, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
In various example embodiments, a system, method and apparatus are provided for assuring that a ranging process on a PON does not affect real-time services. In an example embodiment, a method is provided. The method includes designating a real-time frame every R frames in a communications system. The method also includes designating frames intervening between real-time frames as non-real-time frames. The method may further include determining a quiet zone is needed for detection of network equipment. Moreover, the method may include scheduling a quiet zone of one or more consecutive non-real-time frames. Additionally, the method may include receiving ranging signals from the network equipment during the quiet zone.
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