Patent ID: 7813333
Filing Date: 2010-10-12
Classification: H04L,H04M

Abstract:
1. A method for use in a communication system that is configured to enable one or more wireless client handheld devices to initiate Voice-over-internet (VoIP) telephony calls, the method comprising: wirelessly transmitting from a particular wireless client handheld device to a remote internet database server via wireless communication access equipment a set of dialing digits corresponding to a telephone number where a callee can be reached via a public switched telephone network (PSTN); and wirelessly receiving from the wireless communication access equipment, at the particular wireless client handheld device, an internet protocol (IP) address where a remote device associated with the callee can be presently reached via an IP packet-switched data network, wherein the IP address is looked up in a remote Internet database server based upon the dialing digits, and the remote device associated with the callee is coupled at least in part via the IP packet-switched data network to the particular wireless client handheld device via the wireless communication access equipment; the particular wireless client handheld device using the IP address to facilitate the establishment of a VoIP communication connection for communicating with the remote device associated with the callee, and wirelessly transmitting via the VoIP communication connection a stream of voice data packets to the wireless communication access equipment for further coupling to the remote device associated with the callee via the IP packet-switched data network, to thereby enable a user of the particular wireless client handheld device to engage in voice communication with the callee, wherein the particular wireless client handheld device is configured to wirelessly support both circuit-switched telephone calls packet-switched VoIP telephony calls using one or more wireless connections.