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 (999.7KB)

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 (392.6KB)

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 (771KB)

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 (581.5KB)

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 (948KB)

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 (730.3KB)

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 (668.1KB)

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: 1996/03/20
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 (511.2KB)

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: 1994/03/20
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 (822.2KB)

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: 1993/04/20
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 (467.7KB)

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: 1993/01/20
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 (583.5KB)

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: 1992/12/20
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 (653.7KB)

FOREWORD
Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1992/12/20
Vol. E75-C  No. 12  pp. 1413-1414
Type of Manuscript: FOREWORD
Category: 
Keyword: 
  Summary |  Full Text:PDF (81.2KB)

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: 1992/07/20
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 (504.1KB)

FOREWORD
Takashi ITO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1991/06/20
Vol. E74-C  No. 6  pp. 1607-1608
Type of Manuscript: FOREWORD
Category: 
Keyword: 
  Summary |  Full Text:PDF (137.2KB)