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Years Active: 2016-2020
Title: Douglas R G Logan: Innovator in Branch Prediction Technologies
Introduction
Douglas R G Logan is a notable inventor based in Austin, TX. He has made significant contributions to the field of computer architecture, particularly in branch prediction technologies. With a total of 2 patents, his work has influenced the performance of high-performance processors.
Latest Patents
Logan's latest patents include innovative methods for predicting indirect branches and tracking global history vectors in high-performance out-of-order superscalar processors. The first patent, titled "Predicting indirect branches using problem branch filtering and pattern cache," focuses on predicting target addresses for fetched branch instructions. This method involves tracking the accuracy of the target address and flagging problematic branch instructions. A pattern cache is trained to enhance the accuracy of future predictions. The second patent, "Tracking long GHV in high performance out of order superscalar processors," describes a system for maintaining a global history vector using a shift register and a circular buffer structure. This invention allows for efficient recovery of branch history, improving overall processor performance.
Career Highlights
Throughout his career, Logan has worked with prominent companies such as GlobalFoundries Inc. and IBM. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of computer architecture.
Collaborations
Logan has collaborated with notable professionals in his field, including Richard James Eickemeyer and Tejas S Karkhanis. These collaborations have contributed to the advancement of technologies related to branch prediction and processor performance.
Conclusion
Douglas R G Logan is a distinguished inventor whose work in branch prediction technologies has made a significant impact on the performance of modern processors. His patents and collaborations reflect his commitment to innovation in the field of computer architecture.
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