Method of monitoring call state over single radio voice call continuity and related communication device

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United States of America Patent

PATENT NO 9872186
SERIAL NO

13917660

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Abstract

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A method of monitoring a call state over a single radio voice call continuity (SRVCC) handover, for a communication device in a wireless communication system is provided. The method includes performing, by a modem processor of the communication device, the SRVCC handover from a first type call to a second type call when an SRVCC handover command is received from a network of the wireless communication system, sending, by the modem processor, a first indication for notifying an occurrence of SRVCC handover to an application processor of the communication device, and monitoring, by the application processor, a call state of the second type maintained in the modem processor after the first indication is received.

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Patent Owner(s)

Patent OwnerAddress
HTC CORPORATIONNO 23 XINGHUA RD TAOYUAN DIST TAOYUAN CITY 330

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Wu, Chih-Hsiang Taoyuan County, TW 566 5114

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