Patent ID: 7349622

Claim:
A data recording and reproduction apparatus receiving, and recording and/or reproducing program data including video data and/or audio data, comprising: an input portion receiving an instruction input by a user; a recording portion recording program data; a reproduction portion reproducing program data recorded in said recording portion; a region management portion managing said recording portion by dividing said recording portion into a temporary storage region provided in a form of a ring buffer to temporarily record said program data, and a long term storage region recording said program data for a long period of time; and a control portion causing said recording portion and said reproduction portion to at least perform time shift playback to record program data to said temporary storage region and simultaneously reproduce the program data, when said recording portion and said reproduction portion are performing said time shift playback and said input portion has received an instruction to record program data for a long period of time said region management portion effecting management to alter said temporary storage region at a region containing a portion having said program data being reproduced through a portion recording said program data into said long term storage region; wherein when said region management portion alters said long term storage region into said temporary storage region more than once said region management portion alters into said temporary storage region a region of said long term storage region adjacent to a region having been altered into said temporary storage region.