70 % Improvement in Q-Factor of Spiral Inductor and its Application in Switched K-Band VCO Using 0.18 μM CMOS Technology K Band Low Power Voltage Controlled Oscillator Using 180 nm CMOS Technology With A New High Quality Inductor Design of Multi-layers DGS Resonator for Phase Noise Improvement of K-Band VCOs in 0.18 μm CMOS Technology. Dual Band VCO based on High Quality factor Switched Interdigital Resonator for Ku band using 180 nm CMOS Technology DESIGN OF X-BAND POWER AMPLIFIER FOR LEO SATELLITE TRANSMITTER Design of Stepped Impedance Microstrip Low Pass Filter with DGS Independent Matching Dual-Band Compact Quarter-Wave Half-Slot Antenna for Millimeter-Wave Applications Analysis and Implementation of High-Q CT Inductor for Compact and Wide- Tuning Range Ku-Band VCO Improvement of Magnetic Field for Near-Field WPT System Using Two Concentric Open-Loop Spiral Resonators Dual-band CPW rectenna for low input power energy harvesting applications A Multi-Band VCO using a Switched Series Resonance for Fine Frequency Tuning Sensitivity and Phase Noise Improvement Triple bands Class-C voltage-controlled power oscillator based on high-quality factor asymmetry inductor