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  1. No Access

    Chapter

    Constructive Timing Violation for Improving Energy Efficiency

    A novel technique for improving the energy efficiency of microprocessors is disclosed. This new method relies on a fault-tolerance mechanism for timing violations, based on a speculative execution technique. S...

    Toshinori Sato, Itsujiro Arita in Compilers and Operating Systems for Low Power (2003)

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    Chapter and Conference Paper

    Reducing Energy Consumption via Low-Cost Value Prediction

    Power consumption is becoming one of the most important constraints for microprocessor design in nanometer-scale technologies. Device engineers, circuit designers, and system architects are faced with many cha...

    Toshinori Sato, Itsujiro Arita in Integrated Circuit Design. Power and Timin… (2002)

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    Chapter and Conference Paper

    Low-Cost Value Predictors Using Frequent Value Locality

    The practice of speculation in resolving data dependences has been recently studied as a means of extracting more instruction level parallelism (ILP). Each instruction’s outcome is predicted by value predictor...

    Toshinori Sato, Itsujiro Arita in High Performance Computing (2002)

  4. Chapter and Conference Paper

    Execution Latency Reduction via Variable Latency Pipeline and Instruction Reuse

    Operand bypass logic might be one of the critical structures for future microprocessors to achieve high clock speed. The delay of the logic imposes the execution time budget to be reduced significantly, result...

    Toshinori Sato, Itsujiro Arita in Euro-Par 2001 Parallel Processing (2001)

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    Chapter and Conference Paper

    Influence of Compiler Optimizations on Value Prediction

    The practice of speculation in resolving data dependences based on value prediction has been studied as a means of extracting more instruction level parallelism. There are many studies on value prediction mech...

    Toshinori Sato, Akihiko Hamano… in High-Performance Computing and Networking (2001)

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    Chapter and Conference Paper

    Intelligent console a universal user interface of a computer system

    The intelligent console (INC) is a microcomputer inserted between a computer and its opetator console. Although INC is simple, it offers a very flexible user interface of a computer system. Usually, a user int...

    Itsujiro Arita in Operating Systems Engineering (1982)