Patent ID: 7043136
Filing Date: 2006-05-09
Classification: G11B

Abstract:
1. A program length extending or shortening device for extending or shortening the program length of a material video program to produce a target video program, said device comprising: storage means for storing an image of said material video program reproduced and supplied from a predetermined recording medium by a reproducing device; extending or shortening control means for extending or shortening the program length of said material video program to produce said target video program by skipping or reading duplicately an image of said material video program from said storage means in accordance with a program length extending or shortening ratio that is based on the program lengths of said material video program and said target video program; timing control means for controlling the speed of said reproducing device to start reproducing said material video program at a predetermined reproduction start timing on the basis of the count value of a predetermined reproducing reference timer; and timing control means for controlling the speed of predetermined recording means to start recording said target video program at a predetermined recording start timing on the basis of the count value of a predetermined recording reference timer.