Hiroyuki TSUJI


Improved Half-Pixel Generation for Image Enlargement
Keita KOBAYASHI Hiroyuki TSUJI Tomoaki KIMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/11/01
Vol. E99-A  No. 11  pp. 2012-2015
Type of Manuscript:  Special Section LETTER (Special Section on Smart Multimedia & Communication Systems)
Category: Image
Keyword: 
image enlargementfuzzy inferencehalf-pixel
 Summary | Full Text:PDF(794.3KB)

Application of Non-Orthogonal Multiple Access Scheme for Satellite Downlink in Satellite/Terrestrial Integrated Mobile Communication System with Dual Satellites
Eiji OKAMOTO Hiroyuki TSUJI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/10/01
Vol. E99-B  No. 10  pp. 2146-2155
Type of Manuscript:  Special Section PAPER (Special Section on Satellite Communication Technologies in Conjunction with Main Topics of JC-SAT2015)
Category: 
Keyword: 
satellite/terrestrial integrated mobile communication systemmulti-satellitenon-orthogonal multiple accessproportional fair schedulingdownlink
 Summary | Full Text:PDF(2.1MB)

Signal Subspace Interpolation from Discrete Measurement Samples in Constructing a Database for Location Fingerprint Technique
Panarat CHERNTANOMWONG Jun-ichi TAKADA Hiroyuki TSUJI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/09/01
Vol. E92-B  No. 9  pp. 2922-2930
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
localizationfingerprint techniquearray antennasignal subspace
 Summary | Full Text:PDF(795.6KB)

Indoor Event Detection with Eigenvector Spanning Signal Subspace for Home or Office Security
Shohei IKEDA Hiroyuki TSUJI Tomoaki OHTSUKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/07/01
Vol. E92-B  No. 7  pp. 2406-2412
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
home or office securityintruder detectioneigenvector spanning signal subspaceantenna array
 Summary | Full Text:PDF(865.6KB)

Accurate Angle-of-Arrival Estimation Method in Real System by Applying Calibration and Spatial Smoothing
Panarat CHERNTANOMWONG Jun-ichi TAKADA Hiroyuki TSUJI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/10/01
Vol. E90-B  No. 10  pp. 2915-2925
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
AOA estimationcalibrationspatial smoothing
 Summary | Full Text:PDF(564.9KB)

An Integrated Timing and Dynamic Supply Noise Verification for Multi-10-Million Gate SoC Designs
Kenji SHIMAZAKI Makoto NAGATA Mitsuya FUKAZAWA Shingo MIYAHARA Masaaki HIRATA Kazuhiro SATOH Hiroyuki TSUJIKAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2006/11/01
Vol. E89-C  No. 11  pp. 1535-1543
Type of Manuscript:  Special Section PAPER (Special Section on Novel Device Architectures and System Integration Technologies)
Category: 
Keyword: 
power-supply noiseground noisenoise detectordynamic IR droptiming analysis
 Summary | Full Text:PDF(1.6MB)

Power-Supply Noise Reduction with Design for Manufacturability
Hiroyuki TSUJIKAWA Kenji SHIMAZAKI Shozo HIRANO Kazuhiro SATO Masanori HIROFUJI Junichi SHIMADA Mitsumi ITO Kiyohito MUKAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/12/01
Vol. E88-A  No. 12  pp. 3421-3428
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Power/Ground Network
Keyword: 
power integritydecoupling capacitorpower-supply noisedesign for manufacturability (DFM)chemical mechanical polishing (CMP)
 Summary | Full Text:PDF(1.2MB)

Dynamic Power-Supply and Well Noise Measurements and Analysis for Low Power Body Biased Circuits
Kenji SHIMAZAKI Makoto NAGATA Takeshi OKUMOTO Shozo HIRANO Hiroyuki TSUJIKAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/04/01
Vol. E88-C  No. 4  pp. 589-596
Type of Manuscript:  Special Section PAPER (Special Section on Low-Power LSI and Low-Power IP)
Category: Digital
Keyword: 
substrate noisepower-supply noiseground noisenoise detectordynamic IR drop
 Summary | Full Text:PDF(1.2MB)

A Design Methodology for Low EMI Noise LSI with Fast and Accurate Estimation
Hiroyuki TSUJIKAWA Shozo HIRANO Kenji SHIMAZAKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/12/01
Vol. E86-A  No. 12  pp. 2974-2982
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Parasitics and Noise
Keyword: 
EMInoisesimulationdecouplingcapacitorCMOS
 Summary | Full Text:PDF(1.1MB)

A Millimeter-Wave Broadband Wireless Access System Using Mobile Tracking Technology
Hiroyuki TSUJI Hiroyo OGAWA Mitsuru HIRAKAWA Yoji OKADA Norichika OHMI Noriyuki TAGO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/10/01
Vol. E84-C  No. 10  pp. 1491-1505
Type of Manuscript:  Special Section PAPER (Special Issue on Millimeter-Wave Circuits and Fabrication Technologies Opening up the 21st Century)
Category: 
Keyword: 
millimeter wavearray antennaradio on fiberdirection-of-arrival (DOA)
 Summary | Full Text:PDF(1.5MB)

Higher-Order Cyclostationarity Based Direction Estimation of Coherent Narrow-Band Signals
Jingmin XIN Hiroyuki TSUJI Akira SANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/08/25
Vol. E83-A  No. 8  pp. 1624-1633
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: Applications of Signal Processing
Keyword: 
array signal processingdirections-of-arrival estimationcyclostationarityhigher-order statisticslinear prediction
 Summary | Full Text:PDF(509.2KB)

Directions-of-Arrival Estimation of Cyclostationary Coherent Signals in Array Processing
Jingmin XIN Hiroyuki TSUJI Yoshihiro HASE Akira SANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/08/25
Vol. E81-A  No. 8  pp. 1560-1569
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
cyclostationarityarray signal processingDOA estimationeigenvalue decompositionspatial smoothing
 Summary | Full Text:PDF(857.2KB)