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IEICE Trans

Hiroki MORI

Novel Threshold Circuit Technique and Its Performance Analysis on Nanowatt Vibration Sensing Circuits for Millimeter-Sized Wireless Sensor Nodes
Toshishige SHIMAMURA Hiroki MORIMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2021/07/01
Vol. E104-C  No. 7  pp. 272-279
Type of Manuscript:  Special Section PAPER (Special Section on Solid-State Circuit Design — Architecture, Circuit, Device and Design Methodology)
Category: 
Keyword: 
threshold circuit, vibration sensing, nanowatt power level, signal transition time, chattering, 
 Summary | Full Text:PDF
A Satisfiability Algorithm for Synchronous Boolean Circuits
Hiroki MORIZUMI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2021/03/01
Vol. E104-D  No. 3  pp. 392-393
Type of Manuscript:  Special Section LETTER (Special Section on Foundations of Computer Science — New Trends of Theory of Computation and Algorithm —)
Category: 
Keyword: 
circuit satisfiability problem, synchronous circuit, exact exponential algorithm, circuit complexity, 
 Summary | Full Text:PDF
Effectiveness of Speech Mode Adaptation for Improving Dialogue Speech Synthesis
Kazuki KAYA Hiroki MORI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2019/10/01
Vol. E102-D  No. 10  pp. 2064-2066
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
dialogue, speech synthesis, HMM, transfer learning, 
 Summary | Full Text:PDF
Distributed IP Refactoring: Cooperation with Optical Transport Layer and Centralized SDN
Shohei KAMAMURA Aki FUKUDA Hiroki MORI Rie HAYASHI Yoshihiko UEMATSU 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2018/07/01
Vol. E101-B  No. 7  pp. 1661-1674
Type of Manuscript:  PAPER
Category: Network System
Keyword: 
BGP, IP optical cooperation, IP refactoring, network reconfiguration, OSPF, software defined network, state migration, 
 Summary | Full Text:PDF
A Novel Low-Overhead Channel Sounding Protocol for Downlink Multi-User MIMO in IEEE 802.11ax WLAN
Toshihisa NABETANI Narendar MADHAVAN Hiroki MORI Tsuguhide AOKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2018/03/01
Vol. E101-B  No. 3  pp. 924-932
Type of Manuscript:  PAPER
Category: Terrestrial Wireless Communication/Broadcasting Technologies
Keyword: 
channel sounding protocol, DL-MU-MIMO, IEEE 802.11ax, wireless LANs, 
 Summary | Full Text:PDF
Design and Analysis of Ultra-Low Power Glitch-Free Programmable Voltage Detector Based on Multiple Voltage Copier
Teruki SOMEYA Hiroshi FUKETA Kenichi MATSUNAGA Hiroki MORIMURA Takayasu SAKURAI Makoto TAKAMIYA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2017/04/01
Vol. E100-C  No. 4  pp. 349-358
Type of Manuscript:  Special Section PAPER (Special Section on Solid-State Circuit Design — Architecture, Circuit, Device and Design Methodology)
Category: 
Keyword: 
voltage detector, voltage reference, low power, low voltage, multiple voltage copier, 
 Summary | Full Text:PDF
Band Splitting Permutations for Spatially Coupled LDPC Codes Achieving Asymptotically Optimal Burst Erasure Immunity
Hiroki MORI Tadashi WADAYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2017/02/01
Vol. E100-A  No. 2  pp. 663-669
Type of Manuscript:  PAPER
Category: Coding Theory
Keyword: 
spatially coupled LDPC codes, burst erasure, stopping sets, belief propagation, 
 Summary | Full Text:PDF
Performance Analysis Based on Density Evolution on Fault Erasure Belief Propagation Decoder
Hiroki MORI Tadashi WADAYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/12/01
Vol. E99-A  No. 12  pp. 2155-2161
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Coding Theory and Techniques
Keyword: 
LDPC codes, BP decoder, fault, density evolution, 
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High Resolution 2-D DOA Estimation by Low-Cost Antenna Array Based on Synthesized Covariance Matrix via Antenna Switching
Yuki DOI Hiroki MORIYA Koichi ICHIGE Hiroyuki ARAI Takahiro HAYASHI Hiromi MATSUNO Masayuki NAKANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/10/01
Vol. E96-A  No. 10  pp. 1962-1971
Type of Manuscript:  Special Section PAPER (Special Section on Sparsity-aware Signal Processing)
Category: 
Keyword: 
direction of arrival estimation, array signal processing, sensor array, antenna array, 
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Improving Elevation Estimation Accuracy in DOA Estimation: How Planar Arrays Can Be Modified into 3-D Configuration
Hiroki MORIYA Koichi ICHIGE Hiroyuki ARAI Takahiro HAYASHI Hiromi MATSUNO Masayuki NAKANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/10/01
Vol. E95-A  No. 10  pp. 1667-1675
Type of Manuscript:  Special Section PAPER (Special Section on Advances in Adaptive Signal Processing and Applications)
Category: DOA
Keyword: 
direction of arrival estimation, array signal processing, sensor arrays, antenna arrays, 
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Throughput Improvement Technique Using Adaptive Control of Perturbation Interval for Downlink Multi-User MIMO Based on Vector Perturbation
Hiroki MORI Yuji TOHZAKA Tsuguhide AOKI Yasuhiko TANABE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/09/01
Vol. E95-B  No. 9  pp. 2861-2869
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
vector perturbation, multi-user MIMO, modulo operation, 
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Negation-Limited Inverters of Linear Size
Hiroki MORIZUMI Genki SUZUKI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/02/01
Vol. E93-D  No. 2  pp. 257-262
Type of Manuscript:  Special Section PAPER (Special Section on Foundations of Computer Science)
Category: 
Keyword: 
circuit complexity, negation-limited circuit, inverter, NOT gate, 
 Summary | Full Text:PDF
Facial Expression Generation from Speaker's Emotional States in Daily Conversation
Hiroki MORI Koh OHSHIMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/06/01
Vol. E91-D  No. 6  pp. 1628-1633
Type of Manuscript:  Special Section PAPER (Special Section on Human Communication III)
Category: Media Communication
Keyword: 
dialogue, paralinguistic information, emotional state, facial action coding system, avatar, 
 Summary | Full Text:PDF
Logic and Analog Test Schemes for a Single-Chip Pixel-Parallel Fingerprint Identification LSI
Satoshi SHIGEMATSU Hiroki MORIMURA Toshishige SHIMAMURA Takahiro HATANO Namiko IKEDA Yukio OKAZAKI Katsuyuki MACHIDA Mamoru NAKANISHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/10/01
Vol. E90-C  No. 10  pp. 1892-1899
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Technology toward Frontiers of New Market)
Category: Image Sensor/Vision Chip
Keyword: 
test, pixel parallel, sensor, fingerprint identification, single chip, high-functional device, MEMS, 
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Fingerprint Image Enhancement and Rotation Schemes for a Single-Chip Fingerprint Sensor and Identifier
Satoshi SHIGEMATSU Koji FUJII Hiroki MORIMURA Takahiro HATANO Mamoru NAKANISHI Namiko IKEDA Toshishige SHIMAMURA Katsuyuki MACHIDA Yukio OKAZAKI Hakaru KYURAGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2006/04/01
Vol. E89-C  No. 4  pp. 540-550
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
fingerprint identification, fingerprint sensor, pixel array, pixel parallel, image processing, image rotation, 
 Summary | Full Text:PDF
Pixel-Parallel Image-Matching Circuit Schemes for a Single-Chip Fingerprint Sensor and Identifier
Satoshi SHIGEMATSU Hiroki MORIMURA Katsuyuki MACHIDA Yukio OKAZAKI Hakaru KYURAGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/05/01
Vol. E88-C  No. 5  pp. 1070-1078
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
pixel parallel, image processing, pattern matching, fingerprint, sensor, 
 Summary | Full Text:PDF
An Adaptive Fingerprint-Sensing Scheme for a User Authentication System with a Fingerprint Sensor LSI
Hiroki MORIMURA Satoshi SHIGEMATSU Toshishige SHIMAMURA Koji FUJII Chikara YAMAGUCHI Hiroki SUTO Yukio OKAZAKI Katsuyuki MACHIDA Hakaru KYURAGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/05/01
Vol. E87-C  No. 5  pp. 791-800
Type of Manuscript:  PAPER
Category: Integrated Electronics
Keyword: 
fingerprint sensor, adaptive fingerprint-sensing, adjustable A/D conversion, fingerprint image quality evaluation, 
 Summary | Full Text:PDF
F0 Dynamics in Singing: Evidence from the Data of a Baritone Singer
Hiroki MORI Wakana ODAGIRI Hideki KASUYA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2004/05/01
Vol. E87-D  No. 5  pp. 1086-1092
Type of Manuscript:  Special Section PAPER (Special Section on Speech Dynamics by Ear, Eye, Mouth and Machine)
Category: 
Keyword: 
singing voice, overshoot, transition time, asymmetry, voice synthesizer, 
 Summary | Full Text:PDF
Robust n-Gram Model of Japanese Character and Its Application to Document Recognition
Hiroki MORI Hirotomo ASO Shozo MAKINO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1996/05/25
Vol. E79-D  No. 5  pp. 471-476
Type of Manuscript:  Special Section PAPER (Special Issue on Character Recognition and Document Understanding)
Category: Postprocessing
Keyword: 
character recognition, n-gram model, postprocessing, deleted interpolation method, 
 Summary | Full Text:PDF