IPTV receiver and method for controlling contents viewing in the IPTV receiver

A method for controlling contents viewing in an internet protocol television (IPTV) receiver, the method comprising:

• receiving contents and service discovery information from a first server, wherein the service discovery information includes rating system information defining rating system structure of a region the first server located;
• extracting the rating system information from the received service discovery information;
• receiving the rating system structure from a second server using the extracted rating system information, wherein the rating system structure includes rating information defining each level of a plurality of rating types in the rating system structure;
• extracting the rating information from the received rating system structure;
• converting the extracted rating information;
• and
• controlling viewing of the received contents according to a user's selection, wherein the user's selection is based on the stored rating system information.

A method for controlling contents viewing in an internet protocol television (IPTV) receiver, the method comprising:

• receiving contents and service discovery information from a first server, wherein the received service discovery information includes rating system information defining a rating system structure of region in which the first server is located;
• extracting the rating system information from the received service discovery information;
• requesting to a second server for the rating system structure based on the extracted rating system information;
• receiving the rating system structure from the second server, wherein the rating system structure received from the second server, which has been converted into a format in accordance with a rating system structure of the IPTV receiver, that is different from a format of the rating system structure of the first server;
• and
• controlling viewing of the received contents according to a user's selection, wherein the user's selection is based on the stored rating system information.

A method for controlling contents viewing in an internet protocol television (IPTV) receiver, the method comprising:

• receiving contents and service discovery information from an external server connected over an internet network, wherein the service discovery information includes rating information defining a unique value indicating each level of a plurality of rating types in a rating system structure of a region in which the external server is located;
• extracting the rating information from the received service discovery information;
• and
• controlling viewing of the received contents according to a user's selection, wherein the user's selection is based on the stored rating system information.

An internet protocol television (IPTV) receiver, the receiver comprising:

• a network interface for receiving IPTV packets via the connected network, wherein the IPTV packets includes contents and service discovery information;
• a demultiplexer for demultiplexing the received IPTV packets, wherein the demultiplexed IPTV packets includes contents and service discovery information;
• a parser for parsing the service discovery information, wherein the parsed service discovery information includes rating system information associated with a rating system structure;
• an audio/video decoder for decoding the received contents from the demultiplexer;
• and
• a application controller for receiving a user's selection and controlling decoded contents viewing according to a user's selection, wherein the user's selection is based on the parsed rating system information.