Electrical computers and digital processing systems: memory – Storage accessing and control – Access timing
Reexamination Certificate
2005-12-13
2005-12-13
Anderson, Matthew D. (Department: 2186)
Electrical computers and digital processing systems: memory
Storage accessing and control
Access timing
Reexamination Certificate
active
06976141
ABSTRACT:
A memory management system provides the ability for multiple requesters to access blocks of memory in a pipelined manner. During a first clock, requests for one or more of the memory blocks are received by the system. A determination is made of whether one of the memory blocks is requested by one or more requests. If the same memory block is requested by two or more requests, the system performs a further determination of which of the requests will be provided to the memory block. The determined request is provided to the memory block on the first clock. During a second clock, the data of the determined request is latched to the memory block and a memory access is initiated. If the request is a write request, the data is written to the memory block. If the request is a read request, then the requested data is retrieved and, on a third clock, the data is driven onto a bus, routed to the determined requester, and available to be latched into the requester on the fourth clock.
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Madar, III Lawrence J.
Mirsky Ethan
Nickolls John R.
Anderson Matthew D.
Broadcom Corporation
Christie Parker & Hale LLP
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