Takagi T | It-21 Center Research Institute Of Electrical Communications Tohoku University

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概要

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著作論文

Fiber-Grating Semiconductor Laser Modules for Dense-WDM Systems (Joint Special Issue on Photonics in Switching : Systems and Devices)
Fiber-Grating Semiconductor Laser Modules for Dense-WDM Systems (Joint Special Issue on Photonics in Switching : Systems and Devices)
A GSM900/DCS1800 Dual-Band MMIC Power Amplifier Using Outside-Base/Center-Via-Hole Layout Multifinger HBT (Special Issue on High-Frequency/speed Devices in the 21st Century)
A Low Quiescent Current CV/CC Parallel Operation HBT Power Amplifier for W-CDMA Terminals(Special Issue on Microwave and Millimeter Wave Technology)
Low Quiescent Current SiGe HBT Driver Amplifier Having Self Base Bias Control Circuit(Special Issue on Silicon RF Device & Integrated Circuit Technologies)
An Even Harmonic Quadrature Mixer with a Simple Filter Configuration and an Integrated LTCC Module for W-CDMA Direct Conversion Receiver(Advanced RF Technologies for Compact Wireless Equipment and Mobile Phones)
An Even Harmonic Mixer Using Self-Biased Anti-Parallel Diode Pair(Special Issue on Microwave and Millimeter Wave Technology)
Efficiency Enhancement of a Digital Predistortion Doherty Amplifier Transmitter Using a Virtual Open Stub Technique(Active Devices/Circuits,Microwave and Millimeter-Wave Technology)
A Compact Ku-Band 5-Bit MMIC Phase Shifter(Active(Switch))(Recent Trends on Microwave and Millimeter Wave Application Technology)
A C-Ku Band 5-Bit MMIC Phase Shifter Using Optimized Reflective Series/Parallel LC Circuits(Active(Phase Shifter))(Recent Trends on Microwave and Millimeter Wave Application Technology)
A C-Ku Band 5-Bit MMIC Phase Shifter Using Optimized Reflective Series/Parallel LC Circuits
Feedforward Power Amplifier Control Method Using Weight Divided Adaptive Algorithm(Special Issue on Microwave and Millimeter Wave Technology)
A High Efficiency Bias Condition Optimized Feedforward Power Amplifier with a Series Diode Linearizer(Special Issue on Low-Distortion, High-Power, High-Efficiency Active Device and Circuit Technology)
An L-Band High Efficiency and Low Distortion Multi-Stage Amplifier Using Self Phase Distortion Compensation Technique(Special Issue on Low-Distortion, High-Power, High-Efficiency Active Device and Circuit Technology)
Si Substrate Resistivity Design for On-Chip Matching Circuit Based on Electro-Magnetic Simulation
A Large-Signal Simulation Program for Multi-Stage Power Amplifier Modules by Using a Novel Interpolation
An Efficient Large-Signal Modeling Method Using Load-Line Analysis and Its Application to Non-linear Characterization of FET
A Distortion Analysis Method for FET Amplifiers Using Novel Frequency-Dependent Complex Power Series Model (Special Issue on Low Distortion Technology for Microwave Devices and Circuits)
A 1.9GHz Single-Chip RF Front-End GaAs MMIC with Low-Distortion Cascode FET Mixer (Special Issue on Low Distortion Technology for Microwave Devices and Circuits)
Intermodulation Distortion of Low Noise Silicon BJT and MOSFET Fabricated in BiCMOS Process (Special Issue on Low Distortion Technology for Microwave Devices and Circuits)
A Calculation Method of Large-Signal Characteristics of Multi-Stage Power Amplifier Modules Using Source-Pull and Load-Pull Data(Special Issue on Microwave and Millimeter-Wave Module Technology)
Improvement of Adjacent Channel Leakage Power and Intermodulation Distortion by Using a GaAs FET Linearizer with a Large Source Inductance (Special Issue on Microwave and Millimeterwave High-power Devices)

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