We propose a universal MEMS technology platform for fabricating integrable passive components for radio frequency (RF) integrated circuits. This platform is based on a novel surface-micromachined MicroElevator by Self-Assembly (MESA) techque. Both high-Q inductors and variable capacitors can be realized by the MESA technology. A surface-micromachined spiral inductor that is raised by 250 pm abo...

This paper presents design, mathematical analysis, and measurement of low noise single-stage transimpedance amplifier (TIA) with scalable bandwidth using 130 nm bipolar complementary metal-oxide-semiconductor (BiCMOS) silicon-germanium (SiGe) process. Common-emitter (CE) shunt-shunt feedback topology active inductor peaking has been used in the design for improving noise, gain driving capabilit...

A modulated model predictive controller is designed for an inductor-less modular multilevel converter targeting MVDC solid-state transformer application. The underlying optimization problem formulated such that a unique closed-form solution derived from highly accurate dynamic system model, which significantly reduces computation time. Unlike other methods, the proposed achieves current control...

This paper presents a design and performance analysis of tunable RF front end circuits such as RF band pass filter and VCO for multiband applications. The tunable element is an active inductor, built by MOS transistors. It is attractive due to its tunable and larger inductance values. The RF band pass filter is realized using active inductor with suitable input and output buffer stages. The tun...

A general procedure for maintaining soft switching in inductor-less half-bridge piezoelectric transformer (PT) inverter was analyzed by applying the equivalent circuit of the PT device. Soft switching capability of the PT was delineated and detailed guidelines are given for the load and frequency boundaries, voltage transfer function and the output voltage that will keep the operation under ZVS...

This paper presents a novel d is tor t ion compensation technique using an active inductor. First, we describe the input-reflection-coefficient characteristics of a GaAs MESFET active inductor when input power increases. We show that the inductor exhibits positive amplitude deviation and negative/positive phase deviation as the input power increases when the biases of the FETs are set appropria...

This article presents a self-balanced multistage DC-DC step-up converter for photovoltaic applications. The proposed converter topology is designed for unidirectional power transfer and provides a doable solution for photovoltaic applications where voltage is required to be stepped up without magnetic components (transformer-less and inductor-less). The output voltage obtained from renewable so...

This article presents a self balanced multistage DC-DC step-up converter for photovoltaic applications. Proposed converter topology is designed for unidirectional power transfer and provides a doable solution for photovoltaic applications where voltage is required to be stepped up without magnetic components (Transformer-less and Inductor-less). The output voltage obtained from renewable source...

Coupled-inductor-based boost converters suffer from high switch current stress in steady state and transient due to less self-inductance value their winding. In this article, a generalized reduction technique is proposed by modifying circuit topology of coupled-inductor-based step-up converter (CIHBC). This achieved half-cycle resonating branch utilizing inductance coupled inductor. Furthermore...