Shuji TSUKIYAMA


A New Algorithm to Determine Covariance in Statistical Maximum for Gaussian Mixture Model
Daiki AZUMA Shuji TSUKIYAMA 
Publication:   
Publication Date: 2017/12/01
Vol. E100-A  No. 12  pp. 2834-2841
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: 
Keyword: 
statistical maximumGaussian mixture modelcovariancesensitivityperformance evaluation
 Summary | Full Text:PDF(1.2MB)

A New Algorithm for Reducing Components of a Gaussian Mixture Model
Naoya YOKOYAMA Daiki AZUMA Shuji TSUKIYAMA Masahiro FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/12/01
Vol. E99-A  No. 12  pp. 2425-2434
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: 
Keyword: 
Gaussian mixture modelreduction of componentsnormalized integral square errorsensitivitystatistical method
 Summary | Full Text:PDF(1.1MB)

A New Delay Distribution Model with a Half Triangular Distribution for Statistical Static Timing Analysis
Shuji TSUKIYAMA Masahiro FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/12/01
Vol. E96-A  No. 12  pp. 2542-2552
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Device and Circuit Modeling and Analysis
Keyword: 
distribution modelhalf triangular distributionlong-term degradationsstatistical maximummixture modelnon-Gaussian distr ibutionstatistical static timing analysis
 Summary | Full Text:PDF(1.1MB)

A Statistical Maximum Algorithm for Gaussian Mixture Models Considering the Cumulative Distribution Function Curve
Shuji TSUKIYAMA Masahiro FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/12/01
Vol. E94-A  No. 12  pp. 2528-2536
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Device and Circuit Modeling and Analysis
Keyword: 
statistical maximumGaussian mixture modelcumulative distribution function curvestatistical static timing analysis
 Summary | Full Text:PDF(1MB)

A New Statistical Timing Analysis Using Gaussian Mixture Models for Delay and Slew Propagated Together
Shingo TAKAHASHI Shuji TSUKIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/03/01
Vol. E92-A  No. 3  pp. 900-911
Type of Manuscript:  PAPER
Category: VLSI Design Technology and CAD
Keyword: 
statistical timing analysisGaussian mixture modeldelay distributionslew distributionvariability
 Summary | Full Text:PDF(656.7KB)

A Power Grid Optimization Algorithm by Observing Timing Error Risk by IR Drop
Yoshiyuki KAWAKAMI Makoto TERAO Masahiro FUKUI Shuji TSUKIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/12/01
Vol. E91-A  No. 12  pp. 3423-3430
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Physical Level Design
Keyword: 
power grid optimizationtiming violationcritical pathprocess variationIR drop
 Summary | Full Text:PDF(1MB)

Transistor Sizing of LCD Driver Circuit for Technology Migration
Masanori HASHIMOTO Takahito IJICHI Shingo TAKAHASHI Shuji TSUKIYAMA Isao SHIRAKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/12/01
Vol. E90-A  No. 12  pp. 2712-2717
Type of Manuscript:  Special Section LETTER (Special Section on VLSI Design and CAD Algorithms)
Category: Circuit Synthesis
Keyword: 
technology migrationtransistor sizingLCD driver circuit
 Summary | Full Text:PDF(311.1KB)

A Sampling Switch Design Procedure for Active Matrix Liquid Crystal Displays
Shingo TAKAHASHI Shuji TSUKIYAMA Masanori HASHIMOTO Isao SHIRAKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/12/01
Vol. E89-A  No. 12  pp. 3538-3545
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Circuit Synthesis
Keyword: 
active matrix LCDCAD toolcolumn driversampling pulsesampling switch
 Summary | Full Text:PDF(399.2KB)

An Algorithm to Calculate Correlation Coefficients between Interconnect Delays for Use in Statistical Timing Analysis
Shuji TSUKIYAMA Masahiko TOMITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/02/01
Vol. E89-A  No. 2  pp. 535-543
Type of Manuscript:  PAPER
Category: VLSI Design Technology and CAD
Keyword: 
correlation coefficientinterconnect delayElmore delaystatistical timing analysisGaussian distribution
 Summary | Full Text:PDF(563KB)

Parasitic Capacitance Modeling for Non-Planar Interconnects in Liquid Crystal Displays
Sadahiro TANI Yoshihiro UCHIDA Makoto FURUIE Shuji TSUKIYAMA BuYeol LEE Shuji NISHI Yasushi KUBOTA Isao SHIRAKAWA Shigeki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/12/01
Vol. E86-A  No. 12  pp. 2923-2932
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Parasitics and Noise
Keyword: 
interconnectLCDparasitic capacitancesignal integritycircuit simulation
 Summary | Full Text:PDF(704.6KB)

An Algorithm for Statistical Static Timing Analysis Considering Correlations between Delays
Shuji TSUKIYAMA Masakazu TANAKA Masahiro FUKUI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/11/01
Vol. E84-A  No. 11  pp. 2746-2754
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Timing Analysis
Keyword: 
static timing analysisstatistical approachcorrelationnormal distributionCMOS combinatorial circuits
 Summary | Full Text:PDF(473.5KB)

An Algorithm to Position Fictitious Terminals on Borders of Divided Routing Areas
Atsushi KAMOSHIDA Shuji TSUKIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/11/25
Vol. E82-A  No. 11  pp. 2424-2430
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: 
Keyword: 
fictitious terminalassignment problemnet crossingparallel routermultilayer SOG
 Summary | Full Text:PDF(404.2KB)

Generation of Minimal Separating Sets of a Graph
Jiro HAYAKAWA Shuji TSUKIYAMA Hiromu ARIYOSHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/05/25
Vol. E82-A  No. 5  pp. 775-783
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
separating setcutsetsmixed cutsetsenumerationlowest common ancestor
 Summary | Full Text:PDF(640.1KB)

On Improved FPGA Greedy Routing Architectures
Yu-Liang WU Douglas CHANG Malgorzata MAREK-SADOWSKA Shuji TSUKIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/12/25
Vol. E81-A  No. 12  pp. 2485-2491
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Layout Optimization
Keyword: 
FPGA architectureFPGA Greedy routing architecture
 Summary | Full Text:PDF(723.5KB)

A New Algorithm forp-Collection Problem on a Tree-Type Flow Network
Shuji TSUKIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/01/25
Vol. E81-A  No. 1  pp. 139-146
Type of Manuscript:  PAPER
Category: Graphs and Networks
Keyword: 
flow networklocation problemp-collection problemdynamic programming
 Summary | Full Text:PDF(606.1KB)

FOREWORD
Malgorzata MAREK-SADOWSKA Shuji TSUKIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/12/25
Vol. E78-A  No. 12  pp. 1689-1690
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(140.8KB)

A Hybrid Hierarchical Global Router for Multi-Layer VLSI's
Masayuki HAYASHI Shuji TSUKIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/03/25
Vol. E78-A  No. 3  pp. 337-344
Type of Manuscript:  Special Section PAPER (Special Section of Selected Papers from the 7th Karuizawa Workshop on Circuits and Systems)
Category: VLSI Design Technology and CAD
Keyword: 
hybrid hierarchical routerglobal routingmulti-layer routingCADVLSI
 Summary | Full Text:PDF(709.6KB)

FOREWORD
Shuji TSUKIYAMA Tatsuo OHTSUKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/03/25
Vol. E76-A  No. 3  pp. 257-258
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(151.1KB)

A Hierarchical Multi-Layer Global Router
Masayuki HAYASHI Hiroyoshi YAMAZAKI Shuji TSUKIYAMA Nobuyuki NISHIGUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1992/10/25
Vol. E75-A  No. 10  pp. 1294-1300
Type of Manuscript:  Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: 
Keyword: 
global routerlayeringhierarchical routermultilayer VLSIVLSI CAD
 Summary | Full Text:PDF(606.9KB)

On an Algorithm to Detect Positive Cycles in a Constraint Graph for Layout Compaction
Kunihiko ISHIMA Shuji TSUKIYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1991/11/25
Vol. E74-A  No. 11  pp. 3613-3616
Type of Manuscript:  LETTER
Category: Algorithms, Data Structures and Computational Complexity
Keyword: 
 Summary | Full Text:PDF(258.6KB)

A Consideration on a Sliding Palette Problem in a Two-Dimensional Automatic Warehouse
Kenji SHIMIZU Akio SAKAMOTO Shuji TSUKIYAMA Mitsuru NUMATA Takashi KAWABATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1991/04/25
Vol. E74-A  No. 4  pp. 644-652
Type of Manuscript:  INVITED PAPER (Special Issue on Discrete Mathematics and Its Applications)
Category: 
Keyword: 
 Summary | Full Text:PDF(702.4KB)

On a Second Shortest k-Tuple of Edge-Disjoint Paths
Shoji SHINODA Shuji TSUKIYAMA Isao SHIRAKAWA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1987/10/25
Vol. E70-E  No. 10  pp. 945-950
Type of Manuscript:  PAPER
Category: Graphs and Networks
Keyword: 
 Summary | Full Text:PDF(471.9KB)