1
Ariel Rosenblatt: Method and system for handoff between wireless networks. CounterPath Technologies, Anne Kinsman, Borden Ladner Gervais, May 22, 2012: US08184590 (136 worldwide citation)

A method and system for operating a standalone client in a dual-mode mobile communications device to hand off a call between first and second wireless networks operating under different communications protocols, using Session Initiation Protocol (SIP) and ISDN User Part (ISUP) signalling. The standa ...


2
Vishwanath Raju, Alain Mouttham: Method and system for extending services to cellular devices. CounterPath Technologies, Louis B Allard, Borden Ladner Gervais, September 8, 2015: US09131006

A system and method is provided for extending services to cellular devices. The system includes a wireless gateway having a client side with an intelligent client agent and a server side with an intelligent server agent, a wireless device having a first mode operable in a cellular system and a secon ...