Patent ID: 9413800
Filing Date: 2016-08-09
CPC Classification: H04B,H04L,H04M,H04N,H04W

Claim Text:
1. A method of changing a communication network for video communication performed by an electronic device, the method comprising: performing, through a mobile communication network, the video communication by transmitting video communication data which includes image data obtained through a camera of the electronic device to another electronic device and by receiving video communication data transmitted from the other electronic device; searching for one or more wireless local area networks (WLANs) while performing the video communication with the other electronic device through the mobile communication network; initiating, while performing the video communication with the other electronic device through the mobile communication network, an operation to change the communication network for the video communication from the mobile communication network to a WLAN selected from among one or more WLANs found as a result of the searching; and performing, through the selected WLAN, the video communication by transmitting video communication data to the other electronic device and by receiving video communication data transmitted from the other electronic device.