Patent ID: 6744738
Filing Date: 2004-06-01
Classification: H04N

Abstract:
A wireless transmission system for transmitting a video packet through a wireless channel, comprising:a video encoder operable to encode a video signal on a block-by-block basis; a degree of importance determiner operable to determine the degree of importance of video data encoded in each block based on predetermined parameters; a data transmission determiner operable to determine a transmission priority based on the degree of importance and on at least one of an amount of encoded video data to be transmitted per unit time and wireless channel conditions, or operable to determine whether to prevent transmission of the encoded video data based on the degree of importance of the encoded video data and on at least one of the amount of encoded video data to be transmitted per unit time and the wireless channel conditions; a video data packetizing unit operable to packetize the video data determined to be transmitted; and a wireless transmitter operable to wirelessly transmit packetized video data.