Memory card
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 9, 1987
Grant Date -
N/A
app pub date -
Oct 16, 1984
filing date -
Oct 17, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A memory card has a card medium and a laser memory for storing data. A data processing section for storing encryption and/or decryption key data, an encryption and/or decryption program and a password is arranged in the card medium. When the same password as prestored in the data processing section is input, the input data is encrypted and/or decrypted in accordance with the encryption and/or decryption key data and the encryption and/or decryption program. The encrypted and/or decrypted data is stored in the laser memory.
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