Patent ID: 7813620

Claim:
A recording apparatus which records a first data with a high resolution and a second data with a resolution lower than the resolution of the first data as separate files, the first data and the second data being generated from a same video and audio source, said recording apparatus comprising: an input unit operable to receive the video and audio source from outside; a first coding unit operable to code the video and audio source inputted from said input unit in order to generate the first data; a second coding unit operable to code the video and audio source inputted from said input unit in order to generate the second data, the second data being coded with a resolution lower than a resolution of the first data; and a recording unit operable to record at least the first data generated by said first coding unit onto a recording medium, wherein the second data includes identification information unique to the first data, wherein the recording medium has a serial number which is unique to the recording medium, and wherein said recording unit is operable to store, into the second data, the serial number of the recording medium on which the first data is recorded.