Patent ID: 8059775

Claim:
A wireless device comprising: a device information reading unit which receives and reads information regarding available capabilities of devices included in a wireless network, the information regarding available capabilities of devices including information indicating whether the devices can process a video stream or an audio stream; a control unit which selects a first device that can process a video stream and a second device that can process an audio stream from the devices based on the information indicating whether the devices can process a video stream or an audio stream; a stream generation unit which generates a video stream and an audio stream which form the same content; a time information recording unit which inserts time information for synchronizing the generated video and audio streams into the video stream and the audio stream, wherein the time information includes information indicating a corresponding relationship between a system time clock (STC), which is a reference time, and stream data; and a wireless transmission and reception unit which transmits the video stream to the first device, and transmits the audio stream to the second device, wherein the information regarding the available capabilities of the devices is transmitted when each of the devices associates with the wireless network.