Network reentry method and apparatus in a mobile communication system
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United States of America Patent
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Apr 25, 2017
Grant Date -
Aug 2, 2012
app pub date -
Jan 31, 2012
filing date -
Jan 31, 2011
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Abstract
Provided is a network re-entry method and apparatus in a mobile communication system. The network re-entry method includes sending, by a group delegate Mobile Station (MS) among MSs of a group, a ranging code based on a group Identifier (ID) to a Base Station (BS) and receiving, by the MSs, a Ranging-Response (RNG-RSP) message comprising a ranging status for the group from the BS.
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