H - Electricity – 04 – W
Patent
H - Electricity
04
W
H04W 36/08 (2009.01)
Patent
CA 2574197
A method for signalling a transfer of a voice call communicated between a wireless device and a second device from a first access point to a second access point in a wireless network, the second device coupled to the first and second access points through a server, the method comprising: receiving at the server from the wireless device a message indicative of a pending transfer between the first and second access points, wherein the wireless device determines whether to send the message by monitoring a characteristic of signals received from each of the first and second access points; and, sending from the server to the second device a message indicative of the pending transfer to thereby prepare the second device for a possible interruption of the voice call.
Rawlings Rudy
Wang James
Mccarthy Tetrault Llp
Research In Motion Limited
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