Patent ID: 7099563

Claim:
A multichannel recording device configured to record data on a disk-shaped recording medium that includes an object area in which object data corresponding to programs are recorded and a management area in which management data is recorded, said multichannel recording device comprising: receiving means for simultaneously receiving a first program and a second program, which are different from each other; encoding means for encoding the first and second programs in parallel so as to obtain object data corresponding to the first and second programs; recording means for alternately recording the object data, obtained by the encoding means and corresponding to the first and second programs, in the object area of the disk-shaped recording medium such that the object data are recorded based on a data length that enables continuous data reproduction; reproduction means for reproducing the object data which the recording means records in the object area; and control means for recording the management data in the management area of the disk-shaped recording medium, wherein the management data controls the reproduction means to reproduce the first and second programs in an order determined by channel numbers or recording start times, wherein said specified data length unit is a CDA unit and the control means records reproduction management data in the management area of the disk-shaped recording medium, separate from the management data for managing the object date, and the reproduction management data controls the reproduction means to reproduce the first and second programs in an order determined by channel numbers or recording start times.