OPTICAL DISK WRITING DEVICE Russian patent published in 1997 - IPC

FIELD: information storage, in particular, optical disks which store input data which have been converted from analog to digital form with compression. SUBSTANCE: device has input system 1, analog-to-digital converter 2, compressing encoder 3, memory unit 4, processing unit 5, writing unit 6, servo control unit 7, drive 8, optical head 9, optical disk 10, different-frequency unit 11, fault detection unit 12, system control unit 13, keyboard 14, display 15 and decoder 16. EFFECT: increased functional capabilities. 5 cl, 2 dwg, 1 tbl