Dual processor controlled compact disk-interactive system

Details Dual processor controlled compact disk-interactive system Dual processor controlled compact disk-interactive system

1995-02-24

1996-07-09

Shin, Christopher B.

Boots, shoes, and leggings

395728, 3642306, 364DIG1, 369 47, 369 48, 358342, G06F 1336, G11B 700

Patent

active

055353398

ABSTRACT:
A compact disk-interactive (CD-I) system which can reproduce CD-ROMs programmed using different codes as well as general compact disks for use as a multimedia appliance. Besides a first CPU for controlling the operation of the system, a CD drive, and video and audio output devices, the CD-I system includes a second CPU for decoding data from a CD-ROM, a memory for storing the operation system of the second CPU, a bus arbitration logic for arbitrating the operation priority of the system bus between the first and second CPU, and a programmable array logic for controlling the bus arbitration logic in accordance with the code type of the reproduced data.

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patent: 5309249 (1994-03-01), Ishii
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patent: 5437464 (1995-08-01), Terasima et al.
patent: 5446714 (1995-08-01), Yoshio et al.
patent: 5473595 (1995-12-01), Hayashi et al.

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