Interactive video disc systems

Details Interactive video disc systems Interactive video disc systems

G - Physics

11

B

352/32.1, 352/32

G11B 7/007 (2006.01) G11B 5/82 (2006.01) G11B 7/24 (2006.01)

Patent

CA 1210862

INTERACTIVE VIDEO DISC SYSTEMS Abstract of the Invention An interactive video disc system employs discs in which video presentations are arranged in parallel in a single spiralled track by being arranged in adjacent turns, or portions of turns, of the spiral. Additional capacity for interaction is achieved by the use of multiple heads and switching from one presentation to another during the formation of picture lines.

440060

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