Patent ID: 7117524

Claim:
A recording system comprising: generating means to generate for generating Electronic Program Guide (EPG) data; supplementing means to generate for generating supplemental information containing information indicating the data quantity category of the program and adding this supplemental information to said EPG data; transmit means to multiplex for multiplexing the program data with the EPG data added with said supplemental information and transmit this multiplexed information as a digital signal; receive means to receive for receiving EPG data and program data; control means to extract for extracting said supplemental information including the category of the program from said EPG data, and to control selection of a recording media to record said program data based on information indicating the capacity of said record media and on the supplemental information including information indicating the data quantity the category of the program; and memory means, coupled to the control means, for storing program data required to execute the extraction by the control means.