Patent ID: 9210299
Filing Date: 2015-12-08
Classification: H04L,H04N,H04W

Abstract:
1. An adaptor device wire-connected to a source device that outputs a video signal, said adaptor device wirelessly transmitting the video signal obtained from the source device and comprising: a memory which stores video signal format information that is information indicating a video signal format of the video signal; a processor which generates a dummy signal that is a dummy video signal having a same format as the video signal format specified by the video signal format information obtained from said memory; and a wireless transmitting and receiving unit which selectively wirelessly transmits the video signal and the generated dummy signal, wherein said processor generates the dummy signal and causes said wireless transmitting and receiving unit to transmit the generated dummy signal in order to maintain the wireless transmission performed by said wireless transmitting and receiving unit when the video signal is not obtained from the source device, and wherein said processor stores a history regarding the video signal format information for specifying the video signal format of the video signal obtained from the source device and an other video signal format information for specifying an other video signal format of an other video signal obtained from an other source device different from the source device for a predetermined period of time, and stores historical video signal format information most frequently obtained in the history in said memory.