Patent ID: 6157675
Filing Date: 2000-12-05
Classification: H04N

Abstract:
An image transmission device for transmitting encoded data which are obtained by encoding the data of an image to be transmitted through a transmission line at the predetermined transmission rate, comprising:transmission means for transmitting said encoded data; andcontrol means for controlling said transmission means to transmit the data instructing to generate a copy picture by copying a picture corresponding to the encoded data transmitted previously based on the difference between the bit rate of said encoded data and said predetermined transmission rate, in place of said encoded data to be transmitted originally;wherein said encoded data are obtained by encoding the data of an image based on the ratings of MPEG (Moving Picture Experts Group); and furtherwherein said control means controls said transmission means to transmit the data instructing to generate the copy picture by copying the picture corresponding to the encoded data transmitted previously, in place of the encoded data only B pictures.