Patent ID: 6963589

Claim:
An information processing apparatus comprising: a) an encoding unit, arranged to error detection or correction encode first information to be distributed in a Markup language description format used in a multimedia network, said encoding unit error detection or correction encoding at least a portion in a header in the information to be distributed with higher redundancy than an entity in the information to be distributed; and b) a transmission unit, arranged to multiplex the first information encoded by said encoding unit in a broadcast signal, and transmitting the multiplexed signal, wherein said transmission unit is also arranged so as to multiplex second information including character information into the broadcast signal without using the Markup language description format to transmit the thus-multiplexed signal, wherein the first information has a data format thereof which includes a format that complies with a data format of the second information, and wherein the data format forms an error correction code, the first information is transmitted as an entity in the data format of the second information, and the header of the first information forms another error correction code.