In this paper, an investigation of the effi-ciency of fully on-chip DC-DC step-up converter realizedin a standard 130 nm CMOS technology is presented.The converter has been designed for regulated outputvoltage ...

Nuclear quadrupole resonance is a spectroscopy technique used for chemical analysis, temperature measurement and detection of prohibited substances. It offers advantages ...

The aim of this work is to create a functional prototype of a wireless proximity sensor, which will send processed information via a wireless sensor network. The combination of wireless sensor network and low power devices create a network known as the Low-Power Wide-Area Netw...

This paper is devoted to questions of the efficiency increase of the Fibonacci charge pump (FCP). The main attention is dedicated to discovering the mechanism of the power ...

In this paper design and function of thefully differential (FD) switched-capacitor (SC) integra-tor for ultra-low voltage Sigma-Delta analog to digitalconverter (Σ-∆ADC) are presented. The proposedintegr...

Central blood pressure (cBP) is an important indicator of the load on the heart. Because cBP is difficult to measure directly, indirect methods have been developed. We investigated suitability of blood pressure cuff pulse&#x...

In this paper a compact low pass filter (LPF) with desirable figure of merit (FOM) and sharp roll-off is designed. The cut-off frequency of the...

In this paper, an efficient Class-F power amplifier (PA) is designed, simulated and modeled. This type of amplifier has nonlinear behaviors and uses tuning and controlling harmonics as the most important mechanism to increase efficiency. Feedforward artificial neural network (ANN) model is&#...

This paper describes a project of simulatorof Cortex-M microprocessors. This project builds ontop of Unicorn Engine, which is used to simulate theARM core. Benefit of this pro...

This paper presents design of a Maximum Power Point Tracking (MPPT) circuit and its functionality for tuning the maximum power transfer from an energy harvester (EH) unit. Simple and practical “Perturb and Observe” (P&O) algorithm is investigated and implemented. We describe the cir...

Long-term usage of photomultiplier tubes (PMTs) led to the discovery of aging effects especially in harsh environment as a radiation is. Aging decreases the efficiency of the PMTs. This means PMTs need to the recalibration after some time. Because CERN′s Large Hadron Collider (LHC)...

This paper analyzes wavelength drifts of a Fiber Bragg Grating interrogation device due to variations in different environmental conditions. First, the thermal induced wavelength shifts of the Fiber Bragg Gratings were abstracted. Then, it was possible to investigate the correlations between ...

This paper summarizes findings related to the problematics of glottis detection in video sequences obtained by medical examination of vocal cords by high speed videolaryngoscopy (HSV). The glottis detection is based ...

The paper describes electronic vibration monitoring module (EVM) that can be used as standalone diagnostic system or as a part of a complex modular concept of engine electronic control (EEC/FADEC) with aircraft health monitoring system. We present a new generation of EVM for m...

The paper presents circuits used for excitation living cells to increase their growth rate. The main novelty is the proposal of using chaotic oscillations for the electromagnetic excitation. The research is in a preliminary phase and no conclusions have been yet derived for applica...

The main goal of this paper is the analysis of an behavior for the electronic balancer of the AC traction substation. This balancer consists of three delta connected multilevel cascade H-bridge converters. The employed phase-shifted pulse width modulation causes the significant decrease ...

This paper describes the control of multilevel converter for substation balancer. The topology of substation with electronic balancer is described. The principle of power symmetrization and reactive power compensation is introduced in paper. Designed control algorithm for independent current control&#...

This paper presents new soft-switching transformerless DC-DC converters without auxiliary switches. The soft-switching operation is achieved with the aid of simple resonant cell, which comprises of an inductor, a capacitor and a diode. In addition to the auxiliary cell, a voltage multiplier&...

This paper introduces the latest modern automatized advanced measurement flow of the diamond layout shape MOS transistors (DLS MOSFETs) as well as the rectangular layout shape (RLS) MOSFETs directly on a wafer. There are presented photos of the DLS MOSFET, from the highest level&#x...

At this moment in the field of FPGA, only RAM tests have been carried out to evaluate its performance but these works have not focused on tracking memory usage in real time, this paper proposes a design for monitoring the memory of an embedded system, in the log...