Hirohito YAMADA


High-Sensitivity Optical Receiver Using Differential Photodiodes AC-Coupled with a Transimpedance Amplifier
Daisuke OKAMOTO Hirohito YAMADA 
Publication:   
Publication Date: 2019/04/01
Vol. E102-C  No. 4  pp. 380-387
Type of Manuscript:  PAPER
Category: Optoelectronics
Keyword: 
optical receiversilicon photonicsdifferential photodiodesAC couplingequivalent circuit
 Summary | Full Text:PDF(873.5KB)

Performance Analysis of CPML for the Compact 2-D FDTD method in Cylindrical Coordinate System
Yasuo OHTERA Haruka HIROSE Hirohito YAMADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/07/01
Vol. E97-C  No. 7  pp. 653-660
Type of Manuscript:  Special Section PAPER (Special Section on Recent Advances in Simulation Techniques and Their Applications for Electronics)
Category: 
Keyword: 
FDTD methodPerfectly Matched LayerCPMLmicrostructured fibersout-of-plane propagation
 Summary | Full Text:PDF(1.4MB)

Ultra-Small Silicon Photonic Wire Waveguide Devices
Tao CHU Hirohito YAMADA Shigeru NAKAMURA Masashige ISHIZAKA Masatoshi TOKUSHIMA Yutaka URINO Satomi ISHIDA Yasuhiko ARAKAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/02/01
Vol. E92-C  No. 2  pp. 217-223
Type of Manuscript:  INVITED PAPER (Special Section on Recent Advances in Integrated Photonic Devices)
Category: 
Keyword: 
silicon photonicsphotonic wireoptical devicesoptical waveguide
 Summary | Full Text:PDF(664.7KB)

Si Photonic Wire Waveguide Devices
Hirohito YAMADA Tao CHU Satomi ISHIDA Yasuhiko ARAKAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/01/01
Vol. E90-C  No. 1  pp. 59-64
Type of Manuscript:  INVITED PAPER (Special Section on Microoptomechatronics)
Category: 
Keyword: 
optical deviceoptical waveguideSi wirelightwave circuitintegrated optics
 Summary | Full Text:PDF(734.4KB)

A Highly Efficient Optical Add-Drop Multiplexer Using Photonic Band Gap with Hexagonal Hole Lattice Photonic Crystal Slab Waveguides
Akiko GOMYO Jun USHIDA Tao CHU Hirohito YAMADA Satomi ISHIDA Yasuhiko ARAKAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/01/01
Vol. E90-C  No. 1  pp. 65-71
Type of Manuscript:  INVITED PAPER (Special Section on Microoptomechatronics)
Category: 
Keyword: 
photonic crystaloptical add-drop multiplexerchanneline defect drop filterline-defect waveguideBragg reflectoroptical add-drop multiplexeroptical add-drop multiplexer
 Summary | Full Text:PDF(744.2KB)

Optical Sampling System Using Compact and Stable External-Cavity Mode-Locked Laser-Diode Modules
Masayuki SHIRANE Yoichi HASHIMOTO Hirohito YAMADA Hiroyuki YOKOYAMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/07/01
Vol. E87-C  No. 7  pp. 1173-1180
Type of Manuscript:  Special Section PAPER (Special Section on Ultrafast Photonics)
Category: 
Keyword: 
optical samplingmode-lockingeye patternfour-wave mixingall-optical clock recoveryoptical gate
 Summary | Full Text:PDF(840.3KB)

Low Optical Loss Connection for Photonic Crystal Slab Waveguides
Akiko GOMYO Jun USHIDA Masayuki SHIRANE Masatoshi TOKUSHIMA Hirohito YAMADA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/03/01
Vol. E87-C  No. 3  pp. 328-335
Type of Manuscript:  INVITED PAPER (Special Section on Photonic Crystals and Their Device Applications)
Category: 
Keyword: 
photonic crystal slabimmittance of EM Bloch wavesimpedanceadmittancereflectiontransmissiontrapezoidal interface structure
 Summary | Full Text:PDF(1.5MB)

Precisely Wavelength-Controlled Corrugation for DFB Laser Diodes Delineated by Weighted-Dose Electron-Beam Lithography
Yoshiharu MUROYA Kenji SATO Tetsuro OKUDA Takahiro NAKAMURA Hirohito YAMADA Toshitaka TORIKAI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/08/25
Vol. E81-C  No. 8  pp. 1225-1231
Type of Manuscript:  Special Section PAPER (Special Issue on High-Capacity WDM/TDM Networks)
Category: 
Keyword: 
electron-beam lithographyDFB laser diodegratingwavelength controlWDM
 Summary | Full Text:PDF(842.6KB)

Modulation Characteristics of AlGaAs DH Lasers in Frequency Region of 6 to 10 GHz
Minoru YAMADA Hirohito YAMADA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1981/10/25
Vol. E64-E  No. 10  pp. 673-674
Type of Manuscript:  LETTER
Category: Optical and Quantum Electronics
Keyword: 
 Summary | Full Text:PDF(119.9KB)