Takashi ITO


Ciphertext-Policy Delegatable Hidden Vector Encryption and Its Application
Mitsuhiro HATTORI Takato HIRANO Takashi ITO Nori MATSUDA Takumi MORI Yusuke SAKAI Kazuo OHTA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/01/01
Vol. E96-A  No. 1  pp. 53-67
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Public Key Based Protocols
Keyword: 
hidden vector encryptionsearchable encryptionpairing-based cryptography
 Summary | Full Text:PDF(1.2MB)

Highly Reliable and Drivability-Enhanced MOS Transistors with Rounded Nanograting Channels
Takashi ITO Xiaoli ZHU Shin-Ichiro KUROKI Koji KOTANI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/11/01
Vol. E93-C  No. 11  pp. 1638-1644
Type of Manuscript:  PAPER
Category: Semiconductor Materials and Devices
Keyword: 
nanogratingcurrent driveeffective mobilityreliabilityTDDBNBTI
 Summary | Full Text:PDF(1000.8KB)

Unsupervised Speaker Adaptation Using Speaker-Class Models for Lecture Speech Recognition
Tetsuo KOSAKA Yuui TAKEDA Takashi ITO Masaharu KATO Masaki KOHDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/09/01
Vol. E93-D  No. 9  pp. 2363-2369
Type of Manuscript:  Special Section PAPER (Special Section on Processing Natural Speech Variability for Improved Verbal Human-Computer Interaction)
Category: Adaptation
Keyword: 
speech recognitionspeaker adaptationspeaker-class modelLVCSRcorpus of spontaneous Japanese
 Summary | Full Text:PDF(393.6KB)

Self-Vth-Cancellation High-Efficiency CMOS Rectifier Circuit for UHF RFIDs
Koji KOTANI Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/01/01
Vol. E92-C  No. 1  pp. 153-160
Type of Manuscript:  PAPER
Category: Integrated Electronics
Keyword: 
radio frequency identification (RFID)ultra-high frequency (UHF)rectifierself-Vth-cancellationpower conversion efficiency (PCE)
 Summary | Full Text:PDF(772.2KB)

Characteristics of Nano-Grating N-Channel MOSFETs for Improved Current Drivability
Xiaoli ZHU Shin-Ichiro KUROKI Koji KOTANI Hideharu SHIDO Masatoshi FUKUDA Yasuyoshi MISHIMA Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/09/01
Vol. E90-C  No. 9  pp. 1830-1836
Type of Manuscript:  PAPER
Category: Semiconductor Materials and Devices
Keyword: 
nano-gratingtransconductanceeffective mobilitycurrent-drivability
 Summary | Full Text:PDF(580.7KB)

Improvement of ArF Photo Resist Pattern by VUV Cure
Hisakazu MIYATAKE Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/05/01
Vol. E90-C  No. 5  pp. 1006-1011
Type of Manuscript:  Special Section PAPER (Special Section on Fundamentals and Applications of Advanced Semiconductor Devices)
Category: Lithography-Related Techniques
Keyword: 
UV cureArFresistdry etching resistanceLER
 Summary | Full Text:PDF(1.7MB)

Integration between Scheduling and Design of Batch Systems Based on Petri Net Models
Takashi ITO Susumu HASHIZUME Tomoyuki YAJIMA Katsuaki ONOGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/11/01
Vol. E88-A  No. 11  pp. 2989-2998
Type of Manuscript:  Special Section PAPER (Special Section on Concurrent/Hybrid Systems: Theory and Applications)
Category: 
Keyword: 
schedulingbatch processconcurrent systemPetri netintegration
 Summary | Full Text:PDF(946.2KB)

Control of Batch Processes Based on Hierarchical Petri Nets
Tomoyuki YAJIMA Takashi ITO Susumu HASHIZUME Hidekazu KURIMOTO Katsuaki ONOGI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/11/01
Vol. E87-A  No. 11  pp. 2895-2904
Type of Manuscript:  Special Section PAPER (Special Section on Concurrent Systems and Hybrid Systems)
Category: Concurrent Systems
Keyword: 
batch controldiscrete event systemconcurrent systemhierarchical Petri net
 Summary | Full Text:PDF(730.8KB)

Low-Temperature Gate Insulator for Poly-Si Thin Film Transistors by Combination of Photo-Oxidation and Plasma Enhanced Chemical Vapor Deposition Using Tetraethylorthosilicate and O2 Gases
Yukihiko NAKATA Tetsuya OKAMOTO Toshimasa HAMADA Takashi ITOGA Yutaka ISHII 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/11/01
Vol. E85-C  No. 11  pp. 1849-1853
Type of Manuscript:  Special Section PAPER (Special Issue on Electronic Displays)
Category: Active Matrix Displays
Keyword: 
oxidationpoly-SiTFTgate insulatorSiO2
 Summary | Full Text:PDF(665.4KB)

Dynamic Resolution Conversion Method for Low Bit Rate Video Transmission
Akira NAKAGAWA Eishi MORIMATSU Takashi ITOH Kiichi MATSUDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/04/01
Vol. E84-B  No. 4  pp. 930-940
Type of Manuscript:  Special Section PAPER (Special Issue on Mobile Multimedia Communications)
Category: 
Keyword: 
video codingH.263MPEG-4resolution conversionerror resilience
 Summary | Full Text:PDF(1.1MB)

Sequential Dry Cleaning System for Highly-Controlled Silicon Surfaces
Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/03/25
Vol. E79-C  No. 3  pp. 375-381
Type of Manuscript:  Special Section PAPER (Special Issue on Scientific ULSI Manufacturing Technology)
Category: High-Performance Processing
Keyword: 
ULSIclean surfacenative oxidephoto-excitationhydrogen termination
 Summary | Full Text:PDF(509.5KB)

Ti Salicide Process for Subquarter-Micron CMOS Devices
Ken-ichi GOTO Tatsuya YAMAZAKI Yasuo NARA Tetsu FUKANO Toshihiro SUGII Yoshihiro ARIMOTO Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/03/25
Vol. E77-C  No. 3  pp. 480-485
Type of Manuscript:  Special Section PAPER (Special Issue on Quarter Micron Si Device and Process Technologies)
Category: Process Technology
Keyword: 
TiTiSi2salicidesubquarter-micron CMOSgate resistance
 Summary | Full Text:PDF(820.9KB)

High-Speed SOI Bipolar Transistors Using Bonding and Thinning Techniques
Manabu KOJIMA Atsushi FUKURODA Tetsu FUKANO Naoshi HIGAKI Tatsuya YAMAZAKI Toshihiro SUGII Yoshihiro ARIMOTO Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1993/04/25
Vol. E76-C  No. 4  pp. 572-576
Type of Manuscript:  Special Section PAPER (Special Issue on Sub-Half Micron Si Device and Process Technologies)
Category: Device Technology
Keyword: 
SOI bipolar transistorsthin buried layerwafer bondingselective polishing
 Summary | Full Text:PDF(466.6KB)

Electrical Characteristics of Silicon Devices after UV-Excited Dry Cleaning
Yasuhisa SATO Rinshi SUGINO Masaki OKUNO Toshiro NAKANISHI Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1993/01/25
Vol. E76-C  No. 1  pp. 41-46
Type of Manuscript:  Special Section PAPER (Special Issue on Opto-Electronics and LSI)
Category: Opto-Electronics Technology for LSIs
Keyword: 
dry cleaningdielectric breakdownFowler-Nordheim leakage currentjunction leakage currentmetal contamination
 Summary | Full Text:PDF(582.2KB)

A 4 GHz Thin-Base Lateral Bipolar Transistor Fabricated on Bonded SOI
Naoshi HIGAKI Tetsu FUKANO Atsushi FUKURODA Toshihiro SUGII Yoshihiro ARIMOTO Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1992/12/25
Vol. E75-C  No. 12  pp. 1453-1458
Type of Manuscript:  Special Section PAPER (Special Issue on SOI (Si on Insulator) Devices)
Category: SOI Devices
Keyword: 
bonded SOIlateral bipolarsidewall self-aligning baseBiCMOSrecrystallization
 Summary | Full Text:PDF(652.4KB)

FOREWORD
Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1992/12/25
Vol. E75-C  No. 12  pp. 1413-1414
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(80.3KB)

Removal of Fe and Al on a Silicon Surface Using UV-Excited Dry Cleaning
Rinshi SUGINO Yoshiko OKUI Masaki OKUNO Mayumi SHIGENO Yasuhisa SATO Akira OHSAWA Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1992/07/25
Vol. E75-C  No. 7  pp. 829-833
Type of Manuscript:  Special Section PAPER (Special Issue on Ultra Clean Technology)
Category: 
Keyword: 
dry cleaningiron and aluminumsilicon surfacechlorine radicalatomic absorption spectrophotometry
 Summary | Full Text:PDF(502.9KB)

FOREWORD
Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1991/06/25
Vol. E74-C  No. 6  pp. 1607-1608
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(136.3KB)