CPC H04W 36/00837 (2018.08) [H04W 8/08 (2013.01); H04W 36/0079 (2018.08); H04W 36/14 (2013.01); H04W 36/24 (2013.01); H04W 68/005 (2013.01); H04W 76/19 (2018.02); H04W 76/27 (2018.02)] | 20 Claims |
1. A communications apparatus, comprising:
a radio transceiver, capable of transmitting or receiving wireless radio frequency signals to or from a cellular network; and
a processor, configured to:
receive an incoming call request message that will trigger a Circuit Switch Fall Back (CSFB) procedure or a Evolved Packet System Fall Back (EPS FB) procedure from the cellular network via the radio transceiver,
query a user to accept or reject the incoming call request before triggering the CSFB procedure or the EPS FB procedure, and
determine whether to trigger the CSFB procedure or the EPS FB procedure based on a response to the query from the user.
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