1989 年 13 巻 43 号 p. 25-30
Transmission of Hi-vision imagery which contains enormous amount of video information requires extremely high speed communication channel. This fact has been one of main barriers of possible Hi-vision application in various fields. In this development of codec, displaying details is considered a key feature of this Signal format and frame rate is traded for keeping resolution at a limited channel rate. It is expected to be an useful approach when transmission of high motion is not necessary.