Method and apparatus for preprogramming a video cassette...

Details Method and apparatus for preprogramming a video cassette... Method and apparatus for preprogramming a video cassette...

H - Electricity

04

N

H04N 5/782 (2006.01) G04G 15/00 (2006.01)

Patent

CA 2148233

2148233 9411990 PCTABS00032 Disclosed herein is a timer preprogramming system of a video cassette recorder, which sets up a set of preprogramming information designating an initial recording tape speed, an initial recording channel, an initial recording start time and an initial recording end time and then updates the preprogramming information wherein the initial recording end time is determined by adding a predetermined period of time to the initial recording start time. The initial recording start time is updated to adjust it to an actual start time of a desired broadcast program. Simultaneously, the initial recording end time is updated to a time determined by adding the predetermined period of time to the updated start time. Further, the video cassette recorder has a rechargeable battery which serves to save the time information and the preprogramming information stored in a memory in case of a power failure.

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