Patent ID: RE41977

Claim:
A recording and reproducing apparatus comprising: communicating means for transmitting data to and receiving data from an information center in which a plurality of additional information have been stored; reading means for reading recorded data from a recording medium on which a plurality of data and index data for use in managing said plurality of data have been recorded, said recording medium being loaded in said recording and reproducing apparatus; storing means for storing said recorded data read from said recording medium by said reading means; control means for controlling said communicating means to transmit to said information center said index data of said recording medium from which said data are read by said reading means based on said index data and to read from said information center additional information corresponding to said transmitted index data and for writing said read additional information into said storing means as additional data of said recording medium from which said recorded data are read by said reading means; and output means for outputting said data stored in said storing means and said additional data corresponding to said data stored in said storing means.