Apparatus and method for 3d broadcasting service in broadcasting system combined with mobile broadcasting

A transmitter of a broadcasting system, the transmitter comprising:

• a three-dimensional (3D) audio and video (A/V) obtainer to receive a 3D image including a first image signal and a second image signal, and an audio signal;
• a fixed broadcasting A/V encoder to generate an encoded fixed broadcasting signal by compressing and encoding the audio signal and the first image signal of the 3D image;
• a mobile broadcasting A/V encoder to generate an encoded mobile broadcasting signal by compressing and encoding the audio signal and the second image signal of the 3D image;
• a packetizing unit to generate a fixed broadcasting signal packet and a mobile broadcasting signal packet by inserting side information for a 3D image composition into the encoded fixed broadcasting signal or the encoded mobile broadcasting signal, and packetizing a resulting signal;
• a packet multiplexing unit to generate a multiplexed packet by multiplexing the fixed broadcasting signal packet and the mobile broadcasting signal packet;
• and
• a modulator to modulate the multiplexed packet, and to broadcast the modulated multiplexed packet using a broadcasting signal.

A receiver of a broadcasting system that outputs a two-dimensional (2D) fixed broadcast, the receiver comprising:

• a demodulator to receive a broadcasting signal broadcasted by a transmitter, and to demodulate the received broadcasting signal;
• a fixed broadcasting demultiplexing unit to demultiplex the demodulated broadcasting signal including a fixed broadcasting signal and a mobile broadcasting signal, and to extract the fixed broadcasting signal;
• and
• a fixed broadcasting audio and video (A/V) decoder to decode an audio signal and a first image signal that are included in the fixed broadcasting signal, and to output the decoded signals as a 2D fixed broadcast.

A receiver of a broadcasting system that outputs a two-dimensional (2D) mobile broadcast, the receiver comprising:

• a demodulator to receive a broadcasting signal broadcasted by a transmitter, and to demodulate the received broadcasting signal;
• a mobile broadcasting demultiplexing unit to demultiplex the demodulated broadcasting signal including a fixed broadcasting signal and a mobile broadcasting signal, and to extract the mobile broadcasting signal;
• and
• a mobile broadcasting audio and video (A/V) decoder to decode an audio signal and a second image signal that are included in the mobile broadcasting signal, and to output the decoded signals as a 2D fixed broadcast.

A receiver of a broadcasting system that outputs a three-dimensional (3D) broadcast, the receiver comprising:

• a demodulator to receive a broadcasting signal broadcasted by a transmitter, and to demodulate the received broadcasting signal;
• a 3D broadcasting demultiplexing unit to demultiplex the demodulated broadcasting signal, and to extract side information for a fixed broadcasting signal, a mobile broadcasting signal, and a 3D image composition;
• a 3D broadcasting audio and video (A/V) decoder to decode an audio signal, a first image signal, and a second image signal that are included in the fixed broadcasting signal and the mobile broadcasting signal;
• and
• a 3D composing unit to compose the first image signal and the second image signal into a 3D image using the side information, and to output the 3D image and the audio signal as a 3D broadcast.

A method of providing a three-dimensional (3D) broadcasting service in a transmitter of a broadcasting system, the method comprising:

• receiving a 3D image including a first image signal and a second image signal, and an audio signal;
• generating an encoded fixed broadcasting signal by compressing and encoding the audio signal and the first image signal of the 3D image;
• generating an encoded mobile broadcasting signal by compressing and encoding the audio signal and the second image signal of the 3D image;
• generating a fixed broadcasting signal packet and a mobile broadcasting signal packet by inserting side information for a 3D image composition into the encoded fixed broadcasting signal or the encoded mobile broadcasting signal, and packetizing a resulting signal;
• generating a multiplexed packet by multiplexing the fixed broadcasting signal packet and the mobile broadcasting signal packet;
• and
• modulating the multiplexed packet, and broadcasting the modulated multiplexed packet using a broadcasting signal.

A method of outputting a two-dimensional (2D) fixed broadcast in a receiver of a broadcasting system, the method comprising:

• receiving a broadcasting signal broadcasted by a transmitter, and demodulating the received broadcasting signal;
• demultiplexing the demodulated broadcasting signal including a fixed broadcasting signal and a mobile broadcasting signal, and extracting the fixed broadcasting signal;
• and
• decoding an audio signal and a first image signal that are included in the fixed broadcasting signal, and outputting the decoded signals as a 2D fixed broadcast.

A method of outputting a two-dimensional (2D) mobile broadcast in a receiver of a broadcasting system, the method comprising:

• receiving a broadcasting signal broadcasted by a transmitter, and demodulating the received broadcasting signal;
• demultiplexing the demodulated broadcasting signal including a fixed broadcasting signal and a mobile broadcasting signal, and extracting the mobile broadcasting signal;
• and
• decoding an audio signal and a second image signal that are included in the mobile broadcasting signal, and outputting the decoded signals as a 2D mobile broadcast.

A method of outputting a three-dimensional (3D) broadcast in a receiver of a broadcasting system, the method comprising:

• receiving a broadcasting signal broadcasted by a transmitter, and demodulating the received broadcasting signal;
• demultiplexing the demodulated broadcasting signal, and extracting side information for a fixed broadcasting signal, a mobile broadcasting signal, and a 3D image composition;
• decoding an audio signal, a first image signal, and a second image signal that are included in the fixed broadcasting signal and the mobile broadcasting signal;
• and
• composing the first image signal and the second image signal into a 3D image using the side information, and outputting the 3D image and the audio signal as a 3D broadcast.