Invention Grant
- Patent Title: SRVCC handover indication for remote party to voice call
- Patent Title (中): SRVCC切换指示用于远程方的语音呼叫
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Application No.: US14168402Application Date: 2014-01-30
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Publication No.: US09526037B2Publication Date: 2016-12-20
- Inventor: Samy Khay-Ibbat , Sarma V. Vangala , Sreevalsan Vallath , Navid Damji , Luciano Miguel Verger , Srinivasan Vasudevan , Shivesh Makharia , Sree Ram Kodali , Madhusudan Chaudhary , Jianxiong Shi
- Applicant: Apple Inc.
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Agency: Downey Brand LLP
- Main IPC: H04W36/00
- IPC: H04W36/00 ; H04L1/20 ; H04L29/06 ; H04J3/06 ; H04W76/04

Abstract:
A method for providing indication of an SRVCC handover is disclosed. The method can include a first wireless communication device participating in a voice call with a second wireless communication device via a connection between the first wireless communication device and a first network. The method can further include the first wireless communication device determining a condition indicative of an impending SRVCC handover of the first wireless communication device from the first network to a legacy network. In response to the condition, the method can additionally include the first wireless communication device formatting a message including an indication that the first wireless communication device is going to perform the SRVCC handover and sending the message to the second wireless communication device prior to performance of the SRVCC handover.
Public/Granted literature
- US20140219246A1 SRVCC HANDOVER INDICATION FOR REMOTE PARTY TO VOICE CALL Public/Granted day:2014-08-07
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