Group communications over evolved multimedia broadcast/multicast services

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United States of America Patent

PATENT NO 9491590
SERIAL NO

13483679

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Abstract

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The disclosure relates to group communications over multimedia broadcast-multicast services (MBMS). An embodiment of the disclosure establishes a first multicast flow and assigns a second multicast flow, wherein the second multicast flow contains signaling and media for at least one group call, and wherein the first multicast flow is configured to send information regarding activity on the second multicast flow. An embodiment of the disclosure monitors a first multicast flow for an announce message regarding a first group call, and upon receipt of the announce message, switches to a second multicast flow that contains signaling and media for the first group call.

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Patent Owner(s)

Patent OwnerAddress
QUALCOMM INCORPORATED5775 MOREHOUSE DRIVE SAN DIEGO CA 92121-1714

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anchan, Kirankumar San Diego, US 41 768
Lin, Yih-Hao San Diego, US 82 526
Maggenti, Mark A San Diego, US 23 530
Song, Bongyong San Diego, US 148 2205

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