Patent ID: 6636531
Filing Date: 2003-10-21
Classification: H04L,H04N

Abstract:
A communication method for transmitting a sequence of data, which is transmitted thereto at a given transmission rate, at a desired transmission rate greater than the former transmission rate, said method comprising the steps of:in order to map the sequence of data into a plurality of frames in a predetermined form, each of which consists of a plurality of blocks, assigning a predetermined amount of data to a data transmission area in each of said plurality of blocks included in each frame so that the sequence of data is nearly-uniformly arranged over said plurality of blocks included in each frame; providing a stuff area for a predetermined one of said plurality of blocks included in each frame and determining whether or not to map part of said sequence of data into said stuff area, so as to transmit said plurality of frames at the desired transmission rate; mapping either part of said sequence of data or null data into said stuff area according to a determination done in said determining step; and providing a stuff present identifier indicating whether or not part of said sequence of data is mapped into said stuff area for each frame.