Title:
OPTICAL RECORD REPRODUCING SYSTEM
Document Type and Number:
Japanese Patent JPS5371807
Kind Code:
A
Abstract:
PURPOSE: To record and reproduce the signal of plural channels with one track, by modulating plural lights of different wave-length respectively according to input signal of different channels, and by optically recording thus modulated signals in one track.
Inventors:
YAZAWA JIYUNICHI
Application Number:
JP14645076A
Publication Date:
June 26, 1978
Filing Date:
December 08, 1976
Export Citation:
Assignee:
RICOH KK
International Classes:
G11B7/135; G03B31/02; G11B7/20; (IPC1-7): G11B7/20