System and method of unacknowledged network layer service access point identifier (NSAPI) recovery in sub-network dependent convergence protocol (SNDCP) communication
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United States of America Patent
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Feb 19, 2013
Grant Date -
Feb 5, 2009
app pub date -
Sep 30, 2008
filing date -
Nov 19, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A system and method of unacknowledged Network Layer Service Access Point Identifier (NSAPI) recovery in Sub-Network Dependent Convergence Protocol (SNDCP) communication are disclosed herein. The disclosed techniques prevent the loss of data which may result from changing between GPRS/GSM modes in a Class B mobile station (MS).
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