Patent ID: 8584190

Claim:
An apparatus for transmitting data in a communication system, comprising: a plurality of primary source units each configured to generate broadcasting data for corresponding one of predetermined 3D broadcasting services to be provided to a user; a plurality of supplementary source units each configured to generate supplementary data for corresponding one of the predetermined 3D broadcasting services; a plurality of first multiplexers each configured to multiplex corresponding one of the generated broadcasting data for a corresponding broadcasting channel allocated to corresponding one of the predetermined 3D broadcasting services; a second multiplexer configured to multiplex the generated supplementary data for one common broadcasting channel commonly allocated to the predetermined 3D broadcasting services; an encoder configured to encode the multiplexed supplementary data corresponding to a conditional access system; a plurality of first transmitters each configured to transmit corresponding one of the multiplexed broadcasting data to corresponding one of the allocated broadcasting channels; and a second transmitter configured to transmit the encoded supplementary data to the one common broadcasting channel.