Memory access alignment in a double data rate (‘DDR’) system

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United States of America Patent

PATENT NO 9436388
APP PUB NO 20160216897A1
SERIAL NO

15093063

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Abstract

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Memory access alignment in a double data rate (‘DDR’) system, including: executing, by a memory controller, one or more write operations to a predetermined address of a DDR memory module, including sending to the DDR memory module a predetermined amount of data of a predetermined pattern along with a data strobe signal; executing, by the memory controller, a plurality of read operations from the predetermined address of the DDR memory module, including capturing data transmitted from the DDR memory module; and determining, by the memory controller, a read adjust value and a write adjust value in dependence upon the data captured in response to the read operations.

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Patent Owner(s)

Patent OwnerAddress
INTERNATIONAL BUSINESS MACHINES CORPORATIONOLD ORCHARD ROAD ARMONK N Y 10504

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jenkins, Steven K Raleigh, US 12 177
Likovich,, Jr Robert B Wake Forest, US 7 18
Trombley, Michael R Cary, US 28 647

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