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Home › Integrated services user part (ISUP) /session initiation protocol (SIP) gateway for unlicensed mobile access (UMA) emergency services call flow

Integrated services user part (ISUP) /session initiation protocol (SIP) gateway for unlicensed mobile access (UMA) emergency services call flow

US Patent 8090341 · Granted Jan 3, 2012

Estimated economic value: $196,000 ⓘ

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