Patent ID: 9270834
Filing Date: 2016-02-23
CPC Classification: H04M,H04W

Claim Text:
1. A method for a cost-saving telephone service, which is performed by a server comprising: receiving a request for calling a third party client device from a communication resource using device, wherein the communication resource using device is a first client device registered to the cost-saving telephone service of the server, and is connected to the server through a data network, the communication resource using device and the third party client device are respectively connected to a first telephone service network and a second telephone service network, and the first telephone service network and the second telephone service network are managed by different telephone service providers; selecting a communication resource providing device from a plurality of second client devices registered to the cost-saving telephone service and connected to the second telephone service network, wherein the communication resource providing device is connected to the server through the data network; and controlling the communication resource providing device to call the third party client device through the second telephone service network such that the communication resource using device communicates with the third party client device via the communication resource providing device without being charged with an inter-network charge rate.