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David M. Purdham

Unisys

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Publication

Featured researches published by David M. Purdham.

Archive | 1995

Method and apparatus for removing soft errors from a memory

David M. Purdham

Archive | 1995

Method and apparatus for detecting errors in a system that employs multi-bit wide memory elements

David M. Purdham

Archive | 1988

Error correction check during write cycles

James H. Scheuneman; Michael Eugene Mayer; David M. Purdham

Archive | 2004

Servo controller interface module for embedded disk controllers

Larry L. Byers; David M. Purdham; Michael R. Spaur

Archive | 2003

Method and system for embedded disk controllers

Larry L. Byers; Paul B. Ricci; Joseph G. Kriscunas; Joseba M. Desubijana; Gary R. Robeck; Michael R. Spaur; David M. Purdham

Archive | 2003

Interrupt controller for processing fast and regular interrupts

David M. Purdham; Larry L. Byers; Andrew Artz

Archive | 2003

Method and system for using an interrupt controller in an embedded disk controller

David M. Purdham; Larry L. Byers; Andrew Artz

Archive | 1992

Continuous embedded parity checking for error detection in memory structures

David M. Purdham; David C. Johnson

Archive | 1988

Unconditional clock and automatic refresh logic

David M. Purdham; James H. Scheuneman; Larry L. Byers; Terence Sych; Kwisook Tsang

Archive | 1995

Continuous error detection using duplicate core memory cells

David M. Purdham; David C. Johnson

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Larry L. Byers

Unisys

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James H. Scheuneman

Unisys

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David C. Johnson

Unisys

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Gary R. Robeck

Unisys

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Joseba M. Desubijana

Unisys

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Joseph G. Kriscunas

Unisys

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Kwisook Tsang

Unisys

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Michael Eugene Mayer

Unisys

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Mitchell A. Bauman

Unisys

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Terence Sych

Unisys

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