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Voice Call Continuity (VCC) for Dual/Multi-Mode Handsets

Authored on: Apr 13, 2007 by Ron Victor

Technical Paper

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Dual-Mode/Multi-Mode Handsets require a mechanism to switch between networks for seamless call continuity. This article introduces the concept of dual-mode calls and the challenges of integrating software on the handset to implement handoff and services for VoIP using IMS infrastructure. Included is a solution Hellosoft has designed for easy adoption and addition of IMS/VCC services.

Reprinted in its entirety from ARM IQ Vol. 6, No. 1, 2007



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