IEICE Trans

Hiroyuki KAWAI

A 40-nm Resilient Cache Memory for Dynamic Variation Tolerance Delivering ×91 Failure Rate Improvement under 35% Supply Voltage Fluctuation Yohei NAKATA Yuta KIMI Shunsuke OKUMURA Jinwook JUNG Takuya SAWADA Taku TOSHIKAWA Makoto NAGATA Hirofumi NAKANO Makoto YABUUCHI Hidehiro FUJIWARA Koji NII Hiroyuki KAWAI Hiroshi KAWAGUCHI Masahiko YOSHIMOTO
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2014/04/01 Vol. E97-C No. 4 pp. 332-341 Type of Manuscript: Special Section PAPER (Special Section on Solid-State Circuit Design,---,Architecture, Circuit, Device and Design Methodology) Category: Keyword: design for robustness, cache, variation tolerance, 7T/14T SRAM,
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Investigation of Inter-Node B Macro Diversity for Single-Carrier Based Radio Access in Evolved UTRA Uplink Hiroyuki KAWAI Akihito MORIMOTO Kenichi HIGUCHI Mamoru SAWAHASHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2010/01/01 Vol. E93-B No. 1 pp. 125-134 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: cellular systems, packet radio access, Evolved UTRA, uplink, macro diversity, soft handover,
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Coverage Performance of Common/Shared Control Signals Using Transmit Diversity in Evolved UTRA Downlink Hidekazu TAOKA Akihito MORIMOTO Hiroyuki KAWAI Kenichi HIGUCHI Mamoru SAWAHASHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2009/05/01 Vol. E92-B No. 5 pp. 1589-1599 Type of Manuscript: Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution) Category: Keyword: OFDM, transmit diversity, Evolved UTRA, downlink, control signal,
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Adaptive Selection of Surviving Symbol Replica Candidates for Quasi-Maximum Likelihood Detection Using M-Algorithm with QR-Decomposition for OFDM MIMO Multiplexing Kenichi HIGUCHI Hiroyuki KAWAI Hidekazu TAOKA Noriyuki MAEDA Mamoru SAWAHASHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2009/04/01 Vol. E92-B No. 4 pp. 1258-1271 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: OFDM, MIMO, spatial multiplexing, maximum likelihood detection, M-algorithm,
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Partitions, Functions and the Arc-Coloring of Digraphs Hiroyuki KAWAI Yukio SHIBATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2006/09/01 Vol. E89-A No. 9 pp. 2381-2385 Type of Manuscript: PAPER Category: Graphs and Networks Keyword: arc-coloring, set partition, line digraph,
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Likelihood Function for QRM-MLD Suitable for Soft-Decision Turbo Decoding and Its Performance for OFCDM MIMO Multiplexing in Multipath Fading Channel Hiroyuki KAWAI Kenichi HIGUCHI Noriyuki MAEDA Mamoru SAWAHASHI Takumi ITO Yoshikazu KAKURA Akihisa USHIROKAWA Hiroyuki SEKI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2005/01/01 Vol. E88-B No. 1 pp. 47-57 Type of Manuscript: Special Section PAPER (Special Section on Multi-carrier Signal Processing Techniques for Next Generation Mobile Communications--Part 1) Category: MIMO Keyword: MIMO, OFCDM, QR decomposition, maximum likelihood detection, turbo coding,
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Transmit Power and Window Control to Reduce Inter-User Interference in CDMA Cellular Packet Systems Hiroyuki KAWAI Shinzo OHKUBO Toru OTSU Hirohito SUDA Yasushi YAMAO
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2003/07/01 Vol. E86-A No. 7 pp. 1698-1706 Type of Manuscript: Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks) Category: Keyword: mobile communications, code division multiple access, packet transmission, interference reduction, transmit power control, transmission delay,
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The Chromatic Number and the Chromatic Index of de Bruijn and Kautz Digraphs Hiroyuki KAWAI Yukio SHIBATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2002/06/01 Vol. E85-A No. 6 pp. 1352-1358 Type of Manuscript: PAPER Category: Graphs and Networks Keyword: graph coloring, de Bruijn network, Kautz network, line digraph,
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A Programmable Geometry Processor with Enhanced Four-Parallel SIMD Type Processing Core for PC-Based 3D Graphics Hiroyuki KAWAI Yoshitsugu INOUE Junko KOBARA Robert STREITENBERGER Hiroaki SUZUKI Hiroyasu NEGISHI Masatoshi KAMEYAMA Kazunari INOUE Yasutaka HORIBA Kazuyasu FUJISHIMA
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2002/05/01 Vol. E85-C No. 5 pp. 1200-1210 Type of Manuscript: PAPER Category: Integrated Electronics Keyword: 3D graphics, programmable, geometry, SIMD, clip test,
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Novel VLIW Code Compaction Method for a 3D Geometry Processor Hiroaki SUZUKI Hiroyuki KAWAI Hiroshi MAKINO Yoshio MATSUDA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/11/01 Vol. E84-A No. 11 pp. 2885-2893 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: VLIW, code compaction, ASSP, 3D geometry processor, computer graphics,
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A Fast Transmit Power Control Based on Markov Transition for DS-CDMA Mobile Radio Hirohito SUDA Hiroyuki KAWAI Fumiyuki ADACHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 1999/08/25 Vol. E82-B No. 8 pp. 1353-1362 Type of Manuscript: PAPER Category: Mobile Communication Keyword: fast TPC, Markov transition, DS/CDMA, mobile radio,
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A Highly Parallel DSP Architecture for Image Recognition Hiroyuki KAWAI Yoshitsugu INOUE Rebert STREITENBERGER Masahiko YOSHIMOTO
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1995/08/25 Vol. E78-A No. 8 pp. 963-970 Type of Manuscript: Special Section PAPER (Special Section on Digital Signal Processing) Category: Keyword: image recognition, SIMD, DSP, architecture,
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