A 16-configuration-context dynamic optically reconfigurable gate array with a dependable laser array

Takashi Yoza, Minoru Watanabe

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Demand is increasing daily for a large-gate-count robust VLSI chip that is useful in a radiation-rich space environment. Optically reconfigurable gate arrays (ORGAs) have been developed to realize a much larger virtual gate count than those of current VLSI chips. The ORGA architecture is extremely robust for many failure modes caused by high-energy charged particles. Among such developments, dynamic optically reconfigurable gate arrays (DORGAs) have been developed to realize a high-gate-density VLSI using a photodiode memory architecture. Unfortunately, the DORGA architecture is more sensitive to the unallowable turn-off failure mode of a laser array. Therefore, this paper presents a 16-configuration-context dynamic optically reconfigurable gate array with a dependable laser array.

Original languageEnglish
Title of host publicationProceedings of the 2012 NASA/ESA Conference on Adaptive Hardware and Systems, AHS 2012
Pages92-98
Number of pages7
DOIs
Publication statusPublished - 2012
Externally publishedYes
Event2012 NASA/ESA Conference on Adaptive Hardware and Systems, AHS 2012 - Erlangen, Germany
Duration: Jun 25 2012Jun 28 2012

Publication series

NameProceedings of the 2012 NASA/ESA Conference on Adaptive Hardware and Systems, AHS 2012

Conference

Conference2012 NASA/ESA Conference on Adaptive Hardware and Systems, AHS 2012
Country/TerritoryGermany
CityErlangen
Period6/25/126/28/12

Keywords

  • Defect tolerance
  • Laser arrays
  • Optically Reconfigurable Gate Arrays
  • Yield Programmable Gate Arrays

ASJC Scopus subject areas

  • Hardware and Architecture
  • Control and Systems Engineering

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