Patent ID: 8941713
Filing Date: 2015-01-27
Classification: H04L,H04N,H04W

Abstract:
1. A video phone call method having a function of adjusting resolution quality, the method comprising: collecting an image signal, an audio signal, and a control signal for a video phone call; generating video phone call data including the collected image signal, audio signal, and control signal; adding a collected video frame to the video phone call data to generate integral video phone call data having an additional video frame when the video phone call data has a packet size less than a preset value according to a data transfer protocol; collecting network electric field information for a video phone call based on the integral video phone call data, wherein the generating of the integral video phone call data comprises writing the additional video frame and the network electric field information in a stuffing data region when a packet size of the video phone call data is less than the data transfer protocol by a predetermined value; and transmitting the integral video phone call data to another terminal.