Dual-port memory with asynchronous control of serial data memory transfer
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United States of America Patent
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Apr 25, 1989
Grant Date -
N/A
app pub date -
Jun 24, 1987
filing date -
Jun 24, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A dual-port memory includes a memory array comprising a plurality of memory elements one of which is accessed at random by a row and column address input so as to enable writing in or reading out of data; at least two serial access memories capable of receiving parallel input of all or a portion of the data of a selected row or column of said memory array; and a switching circuit for switching the respective serial access memories to be in operational states of receiving parallel inputs independently or to be in operational states of outputting their serial outputs successively.
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