Arun Kishor Johar

GLA University · Department of Electronics & Communications

This paper reports the effect of the design parameters of a solidly mounted film bulk acoustic resonator (SMFBAR) for better gas sensing performance. The electrical equivalent circuit of the proposed device has been developed with the help of a Butterworth Van-Dyke (BVD) circuit. The electro-mechanical response of the SMFBAR has been obtained with...

This work is a demonstration of circuit optimization using Taguchi Design of Experiments. Cross coupled channel length modulation OTA has been considered for optimization. This optimization technique uses the concept of Signal to Noise Ratio (SNR) and Analysis of Variance (ANOVA) to predict which independent variable controls the performance of the...

This work reports the finite element modeling, fabrication and structural characterization a film bulk acoustic resonator (FBAR) devices using shadow mask technique. For the performance analysis of the FBAR device, simulations were performed on COMSOL Multiphysics platform. RF sputtering technique is used to deposit c-axis oriented zinc oxide (ZnO)...

Flexible electronics have attracted wide attention for a variety of applications in the last few years; some based on components such as diodes and transistors have been reported earlier. This paper reports an optimized design of a flexible film bulk acoustic resonator suitable as a sensor for toluene gas detection with polyethylene terephthalate a...

This paper represents the design and FEM modeling of solidly mounted film bulk acoustic resonator (SMFBAR) gas sensor, based on ZnO, for Tetrachloroethane (PCE) gas detection. The effect of sensitive polyisobutylene(PIB) layer coating on mass sensitivity has been analyzed along with optimization of the layer thickness. The proposed structure shows...

This paper deals with comparative simulation of High-k dielectrics -Germanium Step FinFET (HK-Ge-Step-FinFET) device with reference Step FinFET. For the first time we have investigated the impact of various dimensional parameters like oxide thickness tox, gate length Lg, drain bias voltage Vds on the performance of Proposed and Reference FinFET dev...

In this paper, the hazardous effects of various volatile organic compounds (VOCs) on human health and its detection methods have been discussed. This paper also presents the comprehensive study on various VOC sensing mechanisms, their advantages, limitations and key design challenges. It is also reported that acoustic wave sensors are more suitable...

Film bulk acoustic resonators (FBARs) with air cavities for sensing and high radio-frequency filters often exhibit reliability and yield strength issues during bulk etching of the silicon substrate. The handling of Si wafers after the complete removal of bulk Si below the active area is critical and distorts the performance characteristics of the r...

Parking is scarce in congested metropolitan cities. The parking management system is the solution for the emerging parking issues in these modern cities. This paper proposes a smart parking management system based on wireless sensor networks that can monitor the parking slots occupancy status and can communicate the availability of the same to the...

A cipher is a data encryption and decryption algorithm used in modern cryptography. Secret key encryption, also referred to as symmetric key cryptography, is built on the usage of symmetric ciphers. By turning the original unencrypted words (or other information) into cipher text, that appears to be random data, a cipher translates data. Transposit...

Batteries are becoming more and more popular for use in homes and cars, which uses because of their high efficiency, minimal self-discharge, and high volumetric and gravimetric energy densities. However, because they can carry a lot of energy, Failure to confirm that they are functioning within their allowed safe operating limitations could result...

Deep learning models are now regarded as state of the art in several fields of pattern recognition, including image identification and speech recognition. This paper implements a three-dimensional convolutional neural network-based model to identify a speaker with short audio signals from the available set of speakers enrolled during the model trai...

In this research article, model of a solar triple layer solar cell is developed on MATLAB Simulink software. Triple layer solar cell has high efficiency system. The photovoltaic characteristic curves of triple layer solar cell are produced using a mathematical model using a MATLAB Simulink tool. The performance characteristics of power voltage or c...

Battery Management System for cell balancing in an Electric Vehicle

In this article the F-FBAR device is designed by placing a piezoelectric material (PZT) between two metal (Al) electrodes on the top of a Bragg’s reflector structure (Bragg’s reflector is composed by placing high and low acoustic impedance materials placed on one over another) and this Bragg’s reflector configuration is mounted on a flexible substr...

Nano- or micro-nano gas sensors have attracted a lot of attention since they have the potential for several applications. Utilizing a coplanar integrated design of the microheater and the inter-digitated electrode, a chemo resistive ethanol gas sensor with a thin layer of zinc oxide (ZnO) as a sensing layer has been examined (IDE). The article's co...

A rapidly growing world where sources are decreasing mmoneoney, time causes a big problem for some region. Contaminations get expanding step by step because of the contamination and waste that comes from businesses in light of petroleum derivative. To diminish the utilization of petroleum products around then a characteristic wellspring of energy w...

The advanced 3D Frequency Selective Surface (FSS) is intended from a 2D regular array of two guarded micro strip lines that comprise a single element cell. The designed 3D FSS exhibits elliptic band-pass responses for two frequency ranges (3.64–4.7) GHz and (7.65–9.6) GHz, which lie in the S, C, and X microwave frequency bands. The transmission zer...

This study proposes a 1-bit Full Adder using Carbon Nanotube-FET (CNFET) with low power, fast speed, and excellent performance for a range of electrical applications. The suggested Full Adder has two elements: sum and cout (FA). This design likewise exploits the advantages of the unique characteristics of metal oxide-FETs like CNFETs. These CNFETs...

This work investigates the effect of Bragg’s reflector configuration stages and its material on the performance of flexible FBAR sensor. Bragg’s reflector configuration has been formed with various high and low acoustic Impedance layers such as Mo/SiO2, W/SiO2, and W/Al. The detailed investigation of flexible FBAR sensor has been done using 2-D fin...

A wide range frequency synthesizer is designed with the help of dual voltage tunable Differential Ring Oscillator (DRO). Frequency ranging from 534[Formula: see text]MHz to 18.56[Formula: see text]GHz can be generated using the proposed synthesizer. As proposed circuit utilizes dual voltage tunable DRO, a select input is provided to control the out...

Unlike other FETs where a sub-threshold regime is preferred for pH detection where power is a constraint, here both subthreshold and saturation region of operation can be used for sensing. In the sat- uration region, a large change in drain current shift is obtained compared to the sub-threshold region which leads to enhanced sensitivity. Similarly...

This paper reports, the application of Taguchi Design of Experiments (DoE) and ANOVA (Analysis of Variance) for finding the optimal combinations and analysis of the effect of individual layer thickness on the performance of SMR sensor. The optimum combination of design parameters and its performance as a sensor have been predicted with DoE and vali...

A wide tuning range, low phase noise oscillator with 3 stage differential configuration is presented. GPDK 45 nm CMOS Technology is selected for the design and simulation of the proposed circuit, under power supply impediment of 1.1 V. Proposed delay cell features ultra wide tuning range as it utilizes dual control voltages (Vc1 and Vc2), enabling...

In this work, a new circuit of delay cell is proposed to design a wide tuning range differential ring oscillator (DRO). Statistical techniques of Taguchi design of experiments and analysis of variance (ANOVA) are used to optimize the performance parameters of the proposed circuit. Three levels and 3 factors of width (w1, w3 and w4) for various MOSF...

A new circuit of delay cell for differential ring oscillator (DRO), to generate wide tuning range, has been proposed. Two architectures of DRO: 3 stage and 4 stage, have been designed and simulated under the power supply constraint of 1.1 V, using GPDK 45 nm CMOS technology. Dual voltages are used to control the tuning frequency range in 3 stage DR...

This paper reports a structural study of the ZnO thin film deposited on p-type silicon substrate using radio frequency (RF) sputtering technique. The structural study of the deposited ZnO thin film is done. The X-ray diffraction (XRD) spectra shows a strong peak of (0 0 2) orientation which ensures high quality of piezoelectric film. The roughness...

In this work, Tuning Range of Common Source (CS) Amplifier based Ring Oscillator is enhanced by using Current boosting MOSFET. CS Amplifier based ring Oscillator is designed and simulated with and without current boosting MOSFET in GPDK45 nm CMOS technology under the power supply limitation of 1.1 V. Tuning range of 470 MHz to 16.74 GHz is achieved...

This paper reports the analysis and comparison of various multi chopper amplifier architectures that are used in capacitive MEMS transducer. The power consumption, Noise density and signal to noise ratio of the chopper amplifiers are the primary focus of this work. These architectures have been implemented in the 130nm technology and the power cons...

Design of any electronic system without having analog block is impractical as the real-world signals are analog in nature. Operational transconductance amplifiers (OTA) are one of the basic building blocks analog design and its design using the square law method requires intuitive experience and a lot of time. In this paper, a formal and self-regul...