Patent ID: 6898247

Claim:
An apparatus for dividing, compressing and transmitting video data that uses a plurality of channels for transmission, comprising: a first encoding section for encoding an original picture and transmitting an encoded picture with a first channel; a first compensation section for generating a first compensated original picture obtained by adding to said original picture a value obtained by dispersing an encoding error occurred in said first encoding section to the remaining channels; and a second encoding section for encoding said first compensated original picture and transmitting an encoded compensated picture through a second channel, wherein when said first compensated original picture is designated as S( 2 ), said S( 2 ) is expressed by the following expression (3); S ( 2 )={( S ( 1 )− C ( 1 )}/( N− 1)+ S ( 1 ) (3) wherein S( 1 ) denotes an original picture, C( 1 ) denotes decoded data, and N denotes the total number of channels.