Memory cartridge and its memory control method
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jul 4, 1995
Issued Date -
N/A
app pub date -
Jul 5, 1994
filing date -
May 8, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A memory cartridge having a plurality of dynamic memory units includes an access conversion circuit which converts a static access signal into its inverted signal and an access control circuit which controllably switches between a signal for refreshing each dynamic unit and a signal for external access. The memory cartridge also includes a power switching circuit which switches power from an internal power supply to an external power supply when the memory cartridge is mounted to an external device.
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