Method for improving un-correctable errors in a computer system

A system and method for storing error correction check words in computer memory modules. Check bits stored within a given word line in a dynamic random access memory (DRAM) chip are assigned to different check words. By assigning check bits to check words in this manner, multi-bit soft errors result...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Wong, Tayung, Gibbons, Kenneth J, Duncan, Neil N
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A system and method for storing error correction check words in computer memory modules. Check bits stored within a given word line in a dynamic random access memory (DRAM) chip are assigned to different check words. By assigning check bits to check words in this manner, multi-bit soft errors resulting from the failure of a word line will appear as single-bit errors to an error correction subsystem.