Toshio ITO


10 Gb/s BOSA Employing Low-Cost TO CAN Package and Impedance Matching Circuits in Transmitter
Kota ASAKA Atsushi KANDA Akira OHKI Takeshi KUROSAKI Ryoko YOSHIMURA Hiroaki SANJOH Toshio ITO Makoto NAKAMURA Mikio YONEYAMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/07/01
Vol. E96-C  No. 7  pp. 989-995
Type of Manuscript:  Special Section PAPER (Special Section on Recent Advances in Integrated Photonic Devices)
Category: 
Keyword: 
low-costBOSAimpedance matching circuitsdirectly modulated laser diode (DML)
 Summary | Full Text:PDF(5.2MB)

Small and Low-Cost Dual-Rate Optical Triplexer for OLT Transceivers in 10G/1G Co-existing 10G-EPON Systems
Atsushi KANDA Akira OHKI Takeshi KUROSAKI Hiroaki SANJOH Kota ASAKA Ryoko YOSHIMURA Toshio ITO Makoto NAKAMURA Masafumi NOGAWA Yusuke OHTOMO Mikio YONEYAMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2013/07/01
Vol. E96-C  No. 7  pp. 996-1002
Type of Manuscript:  Special Section PAPER (Special Section on Recent Advances in Integrated Photonic Devices)
Category: 
Keyword: 
10G-EPONtriplexerlight collection systemminiaturizationcost reduction
 Summary | Full Text:PDF(3.9MB)

Evaluation of Acoustic Imaging System Using Correlation Division in Synthetic Transmit Aperture with Multicarrier Signals
Toshio ITO Masanori SUGIMOTO Hiromichi HASHIZUME 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/10/01
Vol. E94-A  No. 10  pp. 1907-1919
Type of Manuscript:  PAPER
Category: Ultrasonics
Keyword: 
acoustic imagingsynthetic transmit aperture (STA)coded excitationmulticarrier signalM-sequence
 Summary | Full Text:PDF(2.9MB)

A Scalable Tracking System Using Ultrasonic Communication
Toshio ITO Tetsuya SATO Kan TULATHIMUTTE Masanori SUGIMOTO Hiromichi HASHIZUME 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/06/01
Vol. E92-A  No. 6  pp. 1408-1416
Type of Manuscript:  PAPER
Category: Ultrasonics
Keyword: 
location-aware computinglocalization systemultrasoundrobot tracking
 Summary | Full Text:PDF(556.6KB)

Novel Methods of Estimating Polarization Dependence in Semiconductor Optical Amplifiers Integrated with Spot-Size Convertors
Toshio ITO Katsuaki MAGARI Yasuo SHIBATA Yoshihiro KAWAGUCHI Yasuhiro KONDO Yuichi TOHMORI Yasuhiro SUZUKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/05/01
Vol. E86-C  No. 5  pp. 831-837
Type of Manuscript:  PAPER
Category: Lasers, Quantum Electronics
Keyword: 
semiconductor optical amplifierpolarization dependencegain rippleamplified spontaneous emission
 Summary | Full Text:PDF(422.8KB)

Polarization Insensitive SOA-PLC Hybrid Integrated Michelson Interferometric Wavelength Converter and Its Application to DWDM Networks
Rieko SATO Toshio ITO Katsuaki MAGARI Akira OKADA Manabu OGUMA Yasumasa SUZAKI Yoshihiro KAWAGUCHI Yasuhiro SUZUKI Akira HIMENO Noboru ISHIHARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/05/01
Vol. E84-B  No. 5  pp. 1197-1204
Type of Manuscript:  Special Section PAPER (Joint Special Issue on Recent Progress in Optoelectronics and Communications)
Category: Optical Systems and Technologies
Keyword: 
wavelength conversioncross-phase modulationITU-T gridhybrid integrationpolarization insensitive
 Summary | Full Text:PDF(776.9KB)

Polarization Insensitive SOA-PLC Hybrid Integrated Michelson Interferometric Wavelength Converter and Its Application to DWDM Networks
Rieko SATO Toshio ITO Katsuaki MAGARI Akira OKADA Manabu OGUMA Yasumasa SUZAKI Yoshihiro KAWAGUCHI Yasuhiro SUZUKI Akira HIMENO Noboru ISHIHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/05/01
Vol. E84-C  No. 5  pp. 571-578
Type of Manuscript:  Special Section PAPER (Joint Special Issue on Recent Progress in Optoelectronics and Communications)
Category: Optical Systems and Technologies
Keyword: 
wavelength conversioncross-phase modulationITU-T gridhybrid integrationpolarization insensitive
 Summary | Full Text:PDF(777.7KB)

Simultaneous Wavelength Conversion Using SOA-PLC Hybrid Wavelength Selector
Toshio ITO Ikuo OGAWA Yasumasa SUZAKI Katsuaki MAGARI Yoshihiro KAWAGUCHI Osamu MITOMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2000/06/25
Vol. E83-C  No. 6  pp. 892-897
Type of Manuscript:  Special Section PAPER (Special Issue on Advanced Optical Devices for Next Generation High-Speed Communication Systems and Photonic Networks)
Category: WDM Network Devices
Keyword: 
four-wave mixingspot-size converter integrated semiconductor optical amplifiersimultaneous wavelength conversionwavelength selectorplanar-lightwave-circuit platform
 Summary | Full Text:PDF(1.4MB)

A 1.55-µm Hybrid Integrated Wavelength-Converter Module Using Spot-Size Converter Integrated Semiconductor Optical Amplifiers on a Planar-Lightwave-Circuit Platform
Rieko SATO Yasuhiro SUZUKI Naoto YOSHIMOTO Ikuo OGAWA Toshikazu HASHIMOTO Toshio ITO Akio SUGITA Yuichi TOHMORI Hiromu TOBA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/08/25
Vol. E82-C  No. 8  pp. 1487-1493
Type of Manuscript:  Special Section PAPER (Joint Special Issue on Recent Progress in Optoelectronics and Communications)
Category: Optical Active Devices and Modules
Keyword: 
hybrid integrationspot-size converter integrated semiconductor optical amplifierplanar-lightwave-circuit platformwavelength conversiontemperature dependence
 Summary | Full Text:PDF(1.7MB)

A 1.55-µm Hybrid Integrated Wavelength-Converter Module Using Spot-Size Converter Integrated Semiconductor Optical Amplifiers on a Planar-Lightwave-Circuit Platform
Rieko SATO Yasuhiro SUZUKI Naoto YOSHIMOTO Ikuo OGAWA Toshikazu HASHIMOTO Toshio ITO Akio SUGITA Yuichi TOHMORI Hiromu TOBA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/08/25
Vol. E82-B  No. 8  pp. 1221-1227
Type of Manuscript:  Special Section PAPER (Joint Special Issue on Recent Progress in Optoelectronics and Communications)
Category: Optical Active Devices and Modules
Keyword: 
hybrid integrationspot-size converter integrated semiconductor optical amplifierplanar-lightwave-circuit platformwavelength conversiontemperature dependence
 Summary | Full Text:PDF(1.7MB)

Polarization Independent Semiconductor Optical Amplifier Gate and Its Application in WDM Systems
Toshio ITO Naoto YOSHIMOTO Osamu MITOMI Katsuaki MAGARI Ikuo OGAWA Fumihiro EBISAWA Yasufumi YAMADA Yuji HASUMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/08/25
Vol. E81-C  No. 8  pp. 1237-1244
Type of Manuscript:  Special Section PAPER (Special Issue on High-Capacity WDM/TDM Networks)
Category: 
Keyword: 
semiconductor optical amplifiergate arrayspot-size converterpolarization independencewavelength selector
 Summary | Full Text:PDF(826.2KB)

Photonic Inter-Module Connector Using 88 Optical Switches for Near-Future Electronic Switching Systems
Akira HIMENO Ryo NAGASE Toshio ITO Kunikaru KATO Masayuki OKUNO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/02/25
Vol. E77-B  No. 2  pp. 155-162
Type of Manuscript:  Special Section PAPER (Special Issue on Photonic Switching Technologies)
Category: 
Keyword: 
photonic switchingoptical switchoptical interconnectionwaveguidesoptical communication
 Summary | Full Text:PDF(905.8KB)

A Novel Electron Beam Resist System Convertible into Silicate Glass
Toshio ITO Miwa SAKATA Maki KOSUGE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1993/04/25
Vol. E76-C  No. 4  pp. 588-593
Type of Manuscript:  Special Section PAPER (Special Issue on Sub-Half Micron Si Device and Process Technologies)
Category: Process Technology
Keyword: 
electron beam resistglasspoly (siloxane)SiO2O2-RIE
 Summary | Full Text:PDF(631.9KB)