Design space exploration of low-phase-noise LC-VCO using multiple-divide technique. - Shoichi Hara; Takeshi Ito; Kenichi Okada 001; Akira Matsuzawa (ISCAS, 2008)

The Optimum Design Methodology of Low-Phase-Noise LC-VCO Using Multiple-Divide Technique. - Shoichi Hara; Rui Murakami; Kenichi Okada 001; Akira Matsuzawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010)

A Wide-Tunable LC-Based Voltage-Controlled Oscillator Using a Divide-by-N Injection-Locked Frequency Divider. - Shoichi Hara; Kenichi Okada 001; Akira Matsuzawa (IEICE Trans. Electron., 2010)

Analysis of Phase Noise Degradation Considering Switch Transistor Capacitances for CMOS Voltage Controlled Oscillators. - Rui Murakami; Shoichi Hara; Kenichi Okada 001; Akira Matsuzawa (IEICE Trans. Electron., 2010)

A technique for estimating signal waveforms at inaccessible points in high speed digital circuits. - Tomohiro Kinoshita; Shoichi Hara; Eiji Takahashi; Kazuhide Uriu (EMC Compo, 2013)

A Compact and Low-Power Fractionally Injection-Locked Quadrature Frequency Synthesizer Using a Self-Synchronized Gating Injection Technique for Software-Defined Radios. - Wei Deng 001; Shoichi Hara; Ahmed Musa; Kenichi Okada 001; Akira Matsuzawa (IEEE J. Solid State Circuits, 2014)