Registers – Records
Patent
1985-08-06
1987-07-28
Trafton, David L.
Registers
Records
235454, 346 76L, 350 361, 365106, G06K 1900
Patent
active
046833714
ABSTRACT:
An optical data card having a pair of spaced apart information strips. One strip has pre-recorded programs or data and is always a non-erasable strip. This strip may be either a reflective direct-read-after-write non-erasable type or may be a read-only optical memory (ROOM) strip. Another strip serves as a temporary, scratchpad or cache memory and is either a reflective DRAW strip of the erasable type or a DRAW non-erasable strip which is at least partially blank, with sufficient space for temporary memory needs over an extended period of time.
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Drexler Technology Corporation
Trafton David L.
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