Graduates of Nishihara's Lab.

• Doctor Course
  • Karn Patanukhom, March 2009
    Restoration of Images Blurred by Camera or Object Movement
  • Suehiro Shimauchi, March 2007, now with NTT
    Robust Adaptive Algorithms for Acoustic Echo Cancellation
  • Chatree Budsabathon, March 2007, now with Toshiba
    Dithered subband coding and bandwidth extension for low bit rate audio coding
  • Mitsuru Yamada, March 2004, now with JEOL Ltd.
    Stochastic Model for Detector Signals in Charged Particle Equipments and Digital Filters for Multirate Conversion
  • Mitsuhiko Yagyu, March 1998
    Design and Implementation of Finite Wordlength FIR Digital Filters
  • Fernando Gil V. Resende Jr., March 1997, now with Federal University of Rio de Janeiro
    Multi-Band Decomposition of the Linear Prediction Error Applied to Time-Varying AR Spectral Estimation
  • Todor Cooklev, September 1995, now with Indiana - Purdue University
    Regular Perfect-Reconstruction Filter Banks and Wavelet Bases
  • Saed Samadi (Supervisor: Prof. N. Fujii), March 1994, now with Concordia University
    Design and Realization of Linear Phase Digital Filters
  • Thanapong Jaturavanich, March 1994, now with ABCN Co., Thailand
    Time Domain Synthesis of 1-D and 2-D Separable Denominator IIR Digital Filters
  • Nobuo Murakoshi, March 1993, now with Japan Defence Agency
    Design of Complex Coefficient Digital Filters
  • Nobuhiko Sugino, March 1992, now with Tokyo Institute of Technology
    Computational Ordering of Signal Processing Systems and Automatic Code Generation for DSPs
  • Shun'ichi Ishiwata (Supervisor: Prof. N. Fujii), March 1992, now with Toshiba R&D Center
    Wave Digital Filters Having Zero Sensitivity at Matching Points
  • Toshiyuki Yoshida (Supervisor: Prof. N. Fujii), March 1991, now with Fukui University
    Design of Multi-Dimensional Half-Band Digital Filters
  • Eiji Watanabe, March 1986, now with Shibaura Institute of Technology
    Design of Low-Sensitivity Digital Filters Based on Structural Boundedness
• Master Course
  • Osamu Miyagi, March 2010
    Image Inpainting Using Reliability-Based Weighted Similarity
  • Takahiro Kuroiwa, March 2010
    Data Embedding in Halftone Images Using Error Diffusion Method and Covering Code
  • Warit Saenghiranwatana, March 2010
    Performance Evaluation of General MIMO-OFDM under the Realistic Wireless Channel Simulation
  • Yuuki Nakahara, March 2009
    Instrumental Sound Extraction by Music GHA
  • Yuri Nagai, March 2009
    Improvement of Underdetermined Blind Source Separation using Noise Reduction Mask and Spectrum Stream Filtering
  • Kousuke Mikoshi, March 2009
    Class Support System to Develop Discerning Eyes for Information
  • Duangnapa Wangrattanapranee, September 2008
    Rigid Image Registration Method by Using Corner and Edge Contents
  • Shusei Uemura, March 2008
    Error Reduction in Moving Object Tracking Using Active Contour Model
  • Hisayori Noda, March 2008
    Quality Improvement of Digital Compressed Audio Using Machine Learning
  • Sun Dawei, September 2007
    DCT-Domain Blind Watermarking Technique with High Robustness Against JPEG Compression
  • Munehiro Tokikura, March 2007
    Development of Foreground Segmentation Technique Using Hierarchical Processing and Its Implementation on DSP
  • Noriaki Murakoshi, March 2007
    Stereophonic echo canceler with fast and accurate estimate of echo path while keeping echo erasing performance
  • Masato Arai, March 2007
    Image Denoising Using Neighboring Wavelet Coefficients and a Risk Estimate Function
  • Tetsuro Kutsuwada, March 2007
    Adaptive Noise Canceler using Amplitude Difference of Desired Signals Acquired by Two Microphones
  • Akiko Ohara, March 2006
    Coloration and Legibility of Projected Slides
  • Zhou Haitao, March 2006
    Distance Lectures Using HDV Cameras
  • Takashi Osanai, March 2006
    Design of Transaural Reproduction System Using Head Model
  • Karn Patanukhom, March 2006
    Subregion Technique with Optimal Local Parameter Sets for Image Decomvolution
  • Kentaro Yamaguchi, March 2006
    Adaptive Detection of Passband-Edge Frequencies of Band-Limited Signals
  • Clyde Chen, September 2005
    Noise Reduction in Hearing Aids based on Independent Component Analysis
  • Ryusuke Hirai, March 2005
    Design and Realization of Octave-Band Multilevel Filters Using Halfband Filters
  • Kensuke Fukushima, March 2005
    Step Response Based Variable Digital Filters with Fast Convergence
  • Masayuki Sato, March 2004
    Educational Effects Depending on LCD Display Resolution
  • Atsushi Hirano, March 2003
    Design of Filter Banks with Triplet Lifting Structures
  • Chatree Budsabathon, March 2003
    Design of Stable High-Order Delta-Sigma Modulator
  • Masayuki Sakurai, March 2003
    Development of Internet Navigation System for Interactive Learning Using Inductive Logic Programming
  • Tetsu Oshima, March 2002
    Digital Watermarking Using Transmultiplexers
  • Kyosuke Kawamura, March 2002
    Development and Evaluation of Hearing Aids with Modifiable Frequency Responses
  • Kotaro Nakabayashi, March 2002
    Three-Dimensional Sound Localization Using Stereo Speakers
  • Kohei Hosokawa, March 2001
    Design of Signal Word Decomposed Filters with Minimu VLSI Area
  • Kunihiko Ohnaka, March 2001
    Algorithm for Detecting Musical Notes Using Hidden Markov Model
  • Yuichi Kitagawa, March 2001
    System of Tracking Badminton Players and Analysis of their Positions
  • MengMei Cheong, March 2001
    An English Conversation Practice Partner System
  • Masumi Tanaka, March 2000
    Design of Signal Word Decomposed Filters with Canonical-Signed Digit Coefficients
  • XingZhou Xu, March 2000
    Multi-target DSP Compiler
  • Jun Murakawa, March 2000
    Design and Visual Evaluation of Digital Filters for Enlargement and Reduction of Images
  • Nakaba Kogure, March 1999
    DSP Memory Allocation Method for Indirect Addressing with Wide Range Update Operation by Multiple Registers
  • Hidechika Yokoyama, March 1999
    Design of D-A Converters Using Multi-level Delta-Sigma Modulators
  • Toshihisa Aruga, March 1998
    Asynchronous Oversampling 1-bit Delta-Sigma D-A Converters
  • Seiji Wada, March 1998
    Oversampling 1-bit Delta-Sigma D-A Converters Using LDI Leapfrog Structures
  • Masatsugu Shiratori(Fujii Lab.), March 1998
    Implementation of Multiply and Add Operations for Fast FIR Digital Filters
  • Yoshifumi Ogata(Takagi Lab.), March 1998
    Petr-Net-based Parallelization of Sequential Programs
  • Masaki Kato, March 1997
    Design of Multi-rate Systems without Checkerboard Effects
  • Hitoshi Kanda, March 1997
    Current-Mode A-D Converters
  • Kengo Kawamura, March 1996
    Median Filters for Moving Image Processing
  • Takato Komori, March 1996
    Image Compression Using Multi-wavelet Filterbanks
  • Yukio Okamura (Takagi Lab.), March 1995
    Stable High-Order 1-Bit Delta-Sigma A-D Converters
  • Katsuji Kamata, March 1995
    Filter Selection in Wavlet-Based Image Coding
  • Moriyasu Kawaguchi, March 1995
    Nonlinear Filters for Y-C Separation of NTSC Signals
  • Mitsuhiko Yagyuu, March 1995
    Design of FIR Digital Filters Using Minimum Weight Representation
  • Satoshi Iimuro (Fujii Lab.), March 1994
    Memory Addressing Optimization for Automatic DSP Code Generation
  • Shin-ichiro Ishizuka, March 1994
    Two-Dimensional 2-Channel QMF Banks
  • Hisamichi Hasegawa (Takagi Lab.), March 1994
    Variable Resistive Networks Using Bipolar Process and Their Applications to Filters
  • Keisuke Harada, March 1994
    Realization of High Pass Filters Using Switched Current Differntiators
  • Hirochika Matsuoka (Takagi Lab.), March 1994
    High-Order Stable Oversampling Sigma-Delta Modulators
  • Yoshitaka Shibuya, March 1993
    Frequency Transformation for Lattice Filters Using LDI Leapfrog
  • Suehiro Shimauchi (Takagi Lab.), March 1993
    Wavelet Analysis of Acoustic Signals
  • Takeshi Yamamoto, March 1993
    Transision Band Characteristics Suitable for Design of Multi-Dimensional Filters Using Fourier Series Expansion
  • Tadashi Amada, March 1992
    Analysis and Synthesis Filters Using State Space Representation and Their Application to Speech Coding
  • Nobuyasu Nakajima (Fujii Lab.), March 1992
    Subband Coding System for Image Signals
  • Kazuyuki Hori, March 1992
    Active RC Filters Having Low Sensitivity of the Poles with Respect to Non-Ideality of Active Elements
  • Seiji Ohbi (Fujii Lab.), March 1991
    DSP Compiler System Development
  • Samadi Saed (Fujii Lab.), March 1991
    On Group Delay Sensitivity of Digital Allpass Circuits
  • Takashi Yano, March 1991
    Design of LDI Leapfrog Filters Having Maximum Number of Matching Points
  • Thanapong Jaturavanich, March 1991
    On Design of Low-Sensitivity Filters with Approximately Flat Delay
  • Tomoki Yokoyama, March 1991
    Detection of Instantaneous Frequency Using Wigner Distribution and Its Application to Discrete-Time Systems
  • Hidetoshi Nagano, March 1990
    High Frequency Wave Active Filters Using Only NPN Transistors
  • Kunihiko Yamaya (Yanagisawa Lab.), March 1990
    Design of FIR Digital Filters with Minimum Weight Coefficients
  • Ken Sakata, March 1989
    Realization of Highly Linear CMOS Integrators with Application to Filters
  • Nobuhiko Sugino (Yanagisawa Kida Lab.), March 1989
    Computational Ordering of Digital Filters Realized on Pipelined DSPs and Its Application to Compilers
  • Shun'ichi Ishiwata (Fujii Lab.), March 1989
    Simultaneous Approximation of Amplitude and Phase of IIR Digital Filters
  • Norihiro Kawahara (Fujii Lab.), March 1989
    Wave Digital Filters Including Negative Port Resistances
  • Mamoru Nakanishi, March 1988
    Design of Two-Dimensional Half-band Digital Filters
  • Shin'ya Goto (Yanagisaw Fujii Lab.), March 1988
    Echo Canceler with T-type Structures
  • Yoshiyuki Bessyo (Yanagisaw Fujii Lab.), March 1988
    CAD for Digital Filters Having Complex Coefficients
  • Toshiyuki Yoshida (Yanagisawa Fujii Lab.), March 1988
    Simultaneous Approximation of Amplitude and Group Delay of Digital Filters
  • Kenji Minagawa, March 1987
    Synthesis of Low-Passband-Sensitivity Digital Filters in T-Cascade Structures
• Undergraduates
  • Takui Okazaki, March 2010
    Comparison of the Regularization Parameter for Linear Prediction of the Japanese versus English Speech Signals
  • Takashi Chonan, March 2010
    Muscle Training Support Using Image Processing
  • Masahiro Kawatsura, March 2010
    Cosine Modulated IIR Filter Banks which Tolerate Phase Distortion
  • Shin-ichi Nagai, March 2009
    Real-Time Moving Object Tracking Impervious to Illumination Change and Shadows
  • Nagato Ueda, September 2008
    Adaptive Branching Filters for Even-Power Bands
  • Yosuke Kammei, September 2008
    Comparison of Points of Gaze in Distance Education Using High-Definition and Standard-Definition Videos
  • Taro Asano, March 2008
    Moving Object Detection Technique Robust to Illumination Changes
  • Hiroshi Kawakami, March 2007
    Synthesis of Cosine-Modulated Linear-Phase Bandpass Variable FIR Filters and Its Applicaions
  • Mariko Saito, March 2007
    Real-Time Player Tracking System which Traces Varying Number of Players
  • Yuri Nagai, March 2007
    Synthesis and Evaluation of Transaural System Using Head Model
  • Yoshinori Kawata, March 2006
    Synthesis of Strictly-Complementary and Variable Linear-Phase FIR Filter Banks
  • Akiko Sawaguchi, March 2006
    Initial Background Setup for Real-Time Player Tracking System
  • Li Chunmui, March 2006
    Exploration of Application Areas Suitable for Dynamically Reconfigurable Processor ``Vulcan'' and Their Implementation
  • Hirofumi Kokubu, March 2005
    Design of Strictly Complementary Linear Phase Directional Filters with Variable Crossover Frequency
  • Munehiro Tokikura, March 2005
    All-Weather Real-Time Player Tracking System Using Background Update
  • Shuichi Shimura, March 2004
    Improvement of Real-Time Player Tracking System Using Image Processing
  • Kentaro Yamaguchi, March 2004
    Realization of Adaptive Lowpass Filters
  • Kensuke Fukushima, March 2003
    Development and Evaluation of Real-Time Player Tracking System Using Template Matching
  • Ryote Yamada, March 2003
    Design of Variable Digital Filters and Its Application to Hearing Aids
  • Ryusuki Hirai, March 2003
    Design of Adaptive Notch Filters to Reject Narrow-Band Interference Signals
  • Noriaki Tanaka, March 2002
    Design of Minimum-Area Digital Filters by Multiple Decomposition of Signal Word
  • Yoshitaka Nishimura, March 2002
    Hearing Aids with Good Adjustability and Their Adaptive Control
  • Kosuke Mizubayashi, March 2002
    Detection and Rejection of Narrow-Band Noise from Wide-Band Signals Using Adaptive Notch Filters
  • Makoto Tsuruno, March 2001
    Design of 90degree Phase Splitter in Circular Convolution Systems
  • Masashi Sekine, March 2001
    Analytical Estimation of Optimum Decomposition of Input Signal Word in Signal Word Decomposed Filters
  • Atsushi Hirano, March 2001
    Improvement of Sports Training Aid System using Image Processing for Outdoor Sports
  • Naoki Uesugi, March 2000
    Initial Guess and System Implementation of Linear Circular Systms
  • Tetsu Oshima, March 2000
    Reduction of Computational Complexity in Floating-Point Arithmetic FIR Filters by Signal Word Decomposition
  • Kyosuke Kawamura, March 2000
    Improved Position Detection in Sports Training Aid System Using Image Processing
  • Takumi Sakaguchi, March 2000
    Memory Access Optimization for DSP Compiler by Extraction of Incomplete Graphs
  • Shin'ya Sakamoto, March 1999
    
  • Hirokazu Shimoda, March 1999
    
  • Antonius Suryatenggara, March 1999
    
  • Kohei Hosokawa, March 1999
    
  • Ken'ichi Abe, March 1998
    
  • Tetsu Mashimo, March 1998
    
  • Harushige Funaki, March 1998
    
  • Takashi Kawai, March 1997
    
  • Nakaba Kogure, March 1997
    
  • Atushi Shimamura, March 1997
    
  • Koji Matsuura, March 1997
    
  • Toshiyuki Hirota, March 1996
    
  • Seiichiro Yoshida, March 1996
    
  • Seiji Wada, March 1996
    
  • Masatugu Shiratori, March 1996
    
  • Takashi Shibamoto, March 1995
    
  • Hironobu Miyazaki, March 1995
    
  • Shin'ichi Nishizono, March 1995
    
  • Masaki Kato, March 1995
    
  • Yuji Matsumoto, March 1995
    
  • Takato Komori, March 1994
    
  • Minoru Urushihara, March 1994
    
  • Tatsuya Kuranaga, March 1994
    
  • Michiteru Shichiro, March 1994
    
  • Takashi Yaguchi, March 1994
    
  • Katsuji Kamata, March 1993
    
  • Yukio Okamura, March 1993
    
  • Hideyuki Iguchi, March 1993
    
  • Mitsuhiko Yagyu, March 1993
    
  • Masaharu Toyoshima, March 1993
    
  • Nobuyuki Miura, March 1993
    
  • Koji Tamura, March 1993
    
  • Kiyoaki Shirai, March 1993
    
  • Satoshi Iimuro, March 1992
    
  • Shin'ichiro Ishizuka, March 1992
    
  • Masato Ito, March 1992
    
  • Kazuo Tanada, March 1992
    
  • Kazuhiro Shinsako, March 1992
    
  • Shin'ya Yoshida, March 1992
    
  • Isao Kitazaki, March 1991
    
  • Suehiro Shimauchi, March 1991
    
  • Norihito Mozobata, March 1991
    
  • Takashi Yamamoto, March 1991
    
  • Kiwamu Inui, March 1991
    
  • Akihiro Ikeda, March 1990
    
  • Kazuyuki Hori, March 1990
    
  • Seiji Obi, March 1989
    
  • Yasuyuki Kaneko, March 1989
    
  • Takashi Yano, March 1989
    
  • Kunihiko Yamaya, March 1988
    
  • Hisaya Munemoto, March 1988
    
  • Nobuhiko Sugino, March 1987
    
  • Tsutomu Michioka, March 1987