In a system that uses a paired disparity code, the transmitter must keep track of the running DC buildup the running disparity and always pick the codeword that pushes the DC level back towards zero. The receiver is designed so that either codeword of the pair decodes to the same data bits.
in a system that uses a paired disparity code the transmitter must keep track of the running dc buildup the running disparity and always pick the codeword that pushes the dc level back towards zero the receiver is designed so that either codeword of the pair decodes to the same data bits