发明名称 |
Multiple port memory array. |
摘要 |
<p>An integrated circuit device is provided which includes a memory array comprising a plurality of respective memory locations for storing binary data, each respective memory location corresponding to a respective combination of binary address signals, said device further comprising: at least two respective port means for receiving respective combinations of binary address signals corresponding to respective locations of said memory array; transition detection and signal providing means for detecting a change in a respective binary address signal combination received by either a first or second of said at least two port means and for providing a first transition signal in response to a change in a respective first combination of binary address signals received by said first port means and for providing a second respective transition signal in response to a change in a respective second combination of binary address signals received by said second port means; and contention detection and signal providing means for receiving said first and said second transition signals and for detecting a match in said first and second combinations of binary address signals and for providing a respective first status signal in an inactive state in response to said first transition signal and for providing a respective second status signal in an inactive state in response to said second transition signal.</p> |
申请公布号 |
EP0250081(A2) |
申请公布日期 |
1987.12.23 |
申请号 |
EP19870304170 |
申请日期 |
1987.05.11 |
申请人 |
ADVANCED MICRO DEVICES, INC. |
发明人 |
LEWALLEN, KENT D.;KOK, MOON-SENG;SCHUMANN, STEVE;LIU, WOEI-JIAN |
分类号 |
G11C11/41;G06F13/18;G11C8/16 |
主分类号 |
G11C11/41 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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