Takagi Laboratory

Doctor-Course Graduates and Their Dissertation Titles

  • Fiscal Year 2007
    Osamu Watanabe

    Application Techniques for Low Power and Highly Integrated Analog Circuits in Wireless Communications


  • Fiscal Year 2006
    Masaru Kokubo

    Integration Techniques of Phase Locked Loops for SoCs in Fine Design-Rule Process


  • Fiscal Year 2004
    Nicodimus Retdian Agung

    Substrate Noise Reduction Techniques in Mixed-Signal Integrated Circuits


  • Fiscal Year 1999
    Moonjae Jeong

    Fully Balanced Circuit Designs Having Zero Common-Mode Gain


  • Fiscal Year 1997
    Kazuyuki Wada

    Integrated Continuous-Time Filters Using Integrators


    Master-Course Graduates and Their Thesis Titles

  • Fiscal Year 2012

    Kaituo Zhang

     Reduction in Power Consumption of Current-Mode Multipath Circuits by Current-Reuse Technique (in Japanese)
  • Fiscal Year 2011

    Hiroshi Suzuki

     Basic Study on Effective Layouts of Multipath Circuits for Reduction in Substrate Noise (in Japanese)

    Daisuke Horii

     Single Operational Amplifiter Higher-Order Switched Capcitor Filter with Compensation for Parasitic Capacitor Effects (in Japanese)

    Zhishan Xu

     Power Reduction in Leapfrog Filters with Transmission Zeros by Reducing the number of Active Elements
  • Fiscal Year 2010

    Seiji Sugiura

     Leapforg High-Pass Filter using Switched Capacitor Differentiators (in Japanese)

    Nawatt Silawan

     Low-Phase-Error Superharmonic Injection-Locked Quadrature Oscillator with Short-Circuit Source Coupling Connection
  • Fiscal Year 2009

    Satoshi Ao

     Reduction in Total Capacitances of Low-Pass Balanced-Type Switched Capacitor Filters using Capacitor Devision Technique (in Japanese)

    Youichirou Ooi

     Derivation of Low Noise Amplifiers using No Inductor from Performance Parameters (in Japanese)
  • Fiscal Year 2008
    Kota Uehara

    Common-Mode Noise Reduction Circuits for SoCs (in Japanese)

    Katsuyuki Takagi

    Delta-Sigma Modulator Design considering Capacitance Deviations in Manufacturing Process (in Japanese)

    Zhang Jie Ting

    Variable-Gain Current Amplifiers for Taking External Large Signals into Low-Supply Voltage Integrated Circuits (in Japanese)

  • Fiscal Year 2007
    Yuji Sato

    Common-Mode Noise Reduction Circuit for On-Chip Analog Interface (in Japanese)

    Atsumi Niwa

    Monithic Realization of Filters for Extremely Low-Frequency Signal Processing (in Japanese)

  • Fiscal Year 2006
    Shinpei Sakoda

    Linear-in-dB Variable-Gain Amplifier with Wide Gain Tuning Range (in Japanese)

    Yuya Morimura

    High-Performance Substrate Noise Reduction Circuit (in Japanese)

    Daisuke Kobayashi

    Jitter Tolerance Improvement for Continuous-Time Over Sampling A-D Converters (in Japanese)

    Yosuke Sakai

    Distortion Cancellation with Multi-Path Structure (in Japanese)

  • Fiscal Year 2004
    Kazuya Yoshizaki

    Reducation in Phase Errors of Quadrature Ring Oscillators (in Japanese)

    Sirichai Bannasarn

    High-Frequency High-Q Current-Mode Fitlers using Current Mirrors

  • Fiscal Year 2003
    Mutsuhiko Takeda

    Low-Voltage and High-Speed Ring Oscillator (in Japanese)

    Shogo Matsubara

    Synthesis of Mixers suitable for Image Rejection (in Japanese)

  • Fiscal Year 2002
    Fumito Kusama

    High-Speed Locking PLL-based Frequency Synthesizer using Coarse Tuning (in Japanese)

  • Fiscal Year 2001
    Masashi Nakao

    Low Noise Ampifiers for Band-Pass Sampling (in Japanese)

    Nicodimus Retdian Agung Wahyu Wijaya

    Fully On-chip Active Guard Band Circuit for Digital Noise Suppression

  • Fiscal Year 2000
    Naoaki Nishimura

    Low Power-Consumption and High Slew-Rate Operational Amplifier Using a Capacitance Mutiplier (in Japanese)

    Atsushi Matamura

    High Compression-Ratio and Class AB Realizations of MOSFET Companding Integrators (in Japanese)

  • Fiscal Year 1999
    Takahide Sato

    Voltage Regulating Circuits Using MOSFET's in the Nonsaturation Region for OTA's (in Japanese)

    Mamoru Nakamura

    OTA's Reducing in Harmonic Distortions due to Second-Order Effects of MOSFET
    in the Nonsaturation Region (in Japanese)

    Akira Yamada

    Study on Low-Power Switched-Current Circuits (in Japanese)

  • Fiscal Year 1998
    Yoshiaki Honda

    Low-Noise Transimpedance Amplifier Design (in Japanese)

    Koji Matsuura

    Adaptive Low-Pass Filter for Spectral Estimation (in Japanese)

  • Fiscal Year 1997
    Yoshifumi Ogata

    Efficiency Improvement on Automatic Detection of Parallelism
    by Petrinet Representation of Programs (in Japanese)

    Hajime Yamato

    Study on Simulation-Time Reduction in System-Level Simulator (in Japanese)

  • Fiscal Year 1996
    Tomonori Ura

    Study on Mixed Analog-and-Digital System Level Simulator (in Japanese)

    Kentaro Sasaki

    Study on Variable-Gain Amplifier Using CMOS Process (in Japanese)

    MoonJae Jeong

    A Study on Design of Electrically Tunable Multi-Input CMOS OTAs
    and their Applications

  • Fiscal Year 1995
    Takashi Umemoto

    Synthesis of Variable Capacitance Multipliers Using GIC's (in Japanese)

    Michiteru Shichiro

    Synthesis of DDA's and their Applications to Floating Elements (in Japanese)

    Naoki Sugitani

    Image Signal Processing based on Flat-Part Detection (in Japanese)

  • Fiscal Year 1994
    Yukio Okamura

    Synthesis of Stable High-Order 1-Bit Delta-Sigma Modulators (in Japanese)

    Shin Kurogi

    Synthesis of Flat-Group Delay High-Frequency Filters with Tunable Cutoff Frequency
    and Amplitude Characteristics (in Japanese)

    Yushuke Fujikawa

    Circuit Parameter Design based on Boundary Search (in Japanese)

  • Fiscal Year 1993
    Hirochika Matsuoka

    Study on Synthesis of Stable Over-Sampling High-Order Sigma-Delta Modulators
    (in Japanese)

    Hisamiti Hasegawa

    Synthesi of Variable Resistive Networks Using Bipolar Process and their Applications
    (in Japanese)

    Takuya Shin

    Synthesis of Switched-Current Delay Circuit with Reduced Clock-Feedthrough Effect
    and its Application to Filters (in Japanese)

  • Fiscal Year 1992
    Takayuki Iyama

    Study on Automatic Tuning Circuit for Continuous-Time Filters (in Japanese)

    Suehiro Shimauchi

    Study on Sound Signals Using Wavelet Transformation (in Japanese)

    Shinichi Nakamura

    Study on Realization and Application of Low-Distortion Transconductance
    under Low Supply Voltages (in Japanese)

  • Fiscal Year 1991
    Yoshinori Abe

    LC Simulation-Type SC Filters Using Unity-Gain Buffers (in Japanese)

    Kenji Tabei

    Linear Resisotr Realization using NIC's and MOSFET's and its Application to Filters
    (in Japanese)