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241 articles for “signal”
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Biometric Fingerprinting and Face Recognition Based Security System
Abstract: ABSTRACTThere are several applications of biometric and face recognition based security system like industries, offices and colleges or homes. This project is an amalgamation of “BT” and “ESD”. The most important part of this system is the fingerprint sensor. Fingerprints of the person is detected using biometric sensor to detect fingerprint. The techniques used for detecting fingerprint are ultrasonic, optical method or thermal. In this paper, fingerprint sensor is used. …
Published in International Journal of Digital Communication and Analog Signals · Vol. 6, Issue 1, 2020 Read article
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Portable Air Quality Monitoring System
Abstract: ABSTRACTAir pollution affects our day to day life and the quality of our livelihood. It destroys the ecosystem and the quality of life on the planet. We need to monitor air quality which is very glaring due to the increased industrial activities over the past years. People need to know the limit of their activities which affect the air quality. This project is all about an air pollution monitoring system. …
Published in International Journal of Digital Communication and Analog Signals · Vol. 6, Issue 1, 2020 Read article
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Building Movie Recommendation System using Clustering, Collaborative Filtering, Matrix Factorization and improving the accuracy of the system by incorporating Opinion Mining
Abstract: Recommendation systems is a part of information filtering system which are gaining tremendous popularity and are one of the most used systems these days because of their ability to make suitable predictions depending upon the user’s requirements. A recommendation system is a system that predicts the rating, preference or reviews that a user would give to a particular item. They are used in a variety of fields including movies, music, …
Published in International Journal of Digital Communication and Analog Signals · Vol. 6, Issue 2, 2020 · pp. 1–5 Read article
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An Adaptable Window Function Utilization in Fir Low-Pass Filter Formation
Abstract: In paper, an adaptable window function is recommended so that its spectral characteristics can be modulated and the structure of window can be regulated. In this paper, the spectral characteristics of intended window has been observed and then compared with hamming window, Gaussian window and Kaiser window. It has been observed that intended window obtains superior outcomes than hamming window, Kaiser window and Gaussian window. In an additional for application …
Published in International Journal of Digital Communication and Analog Signals · Vol. 6, Issue 2, 2020 · pp. 6–13 Read article
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Wireless Sensor Network for Air Pollution Monitoring using Zigbee
Abstract: The environment plays an important role to maintain a good health of not only society but industry also. Various parameters affect the environment directly and indirectly and so the human beings. Air pollution, fire detection, leakage detection, health monitoring etc are some of the application where the wireless sensors network is being used as real time monitoring and controlling station. Air contains a lot of gases, which are not safe …
Published in International Journal of Digital Communication and Analog Signals · Vol. 6, Issue 2, 2020 · pp. 14–20 Read article
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A Review on Different Single Electron Devices and Their Comparative Study
Abstract: Single Electron Devices being one of the nanodevices offers reduced feature size and low power consumption along with unique characteristics. The principle of operation is established upon the quantum mechanical tunneling of a single or few electrons for device switching between conducting and non-conducting state. The present work is a detailed survey on the different Single Electron Devices such as Single Electron Box, Double Tunnel Junction, Single Electron Transistor and …
Published in International Journal of Digital Communication and Analog Signals · Vol. 6, Issue 2, 2020 · pp. 21–27 Read article
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Implementation of Standalone Photovoltaic Water Pumping System Employing Four Switch BLDC Drive and KY DC-DC Converter
Abstract: Solar based mostly water pumping system is obtaining a broad thought, since solar power is found to be the simplest resolution for the prevailing typical energy resources. Furthermore, solar PV (Photovoltaic) fed water pumping is favored technique among the remote regions for various applications. In this paper KY based mostly DC-DC device fed water pumping system with BLDC (Brushless DC motor) is proposed. Voltage ripple reduction is one among the …
Published in International Journal of Digital Communication and Analog Signals · Vol. 6, Issue 2, 2020 · pp. 28–40 Read article
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High frequency design approach and feasibility study of HBT based W-band (90.0GHz-100.0GHz) amplifier using 130nm SiGe based BiCMOS technology
Abstract: This paper present high frequency design approach and feasibility study of HBT (Hetero Junction Bipolar Transistor) based two stage cascode amplifiers at W-band (90.0GHz-100.0GHz). The proposed amplifier has design using 130nm SiGe based BiCMOS technology. This paper used low cost technology for designing of w-band amplifier and this is novelty of this paper. The schematic design and feasibility study has been carried out using Cadence software. The selection of active …
Published in International Journal of Digital Communication and Analog Signals · Vol. 7, Issue 2, 2021 · pp. 1–7 Read article
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A Hybrid BPS-DCT Based Digital Image Watermarking Technique
Abstract: In this paper a hybrid algorithm using Bit Plane Slicing (BPS) and Discrete Cosine Transform (DCT) for digital image watermarking is proposed. There are two main requirements for digital image watermarking: imperceptibility and robustness. Imperceptibility is measured by Peak Signal to Noise Ratio and robustness is obtained by correlation between original and extracted watermark image. In this algorithm an image and watermark is first sliced into its bit planes using …
Published in International Journal of Digital Communication and Analog Signals · Vol. 7, Issue 2, 2021 · pp. 31–40 Read article
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ANALYSIS OF OPTICAL NETWORK SIMULATOR FOR RING TOPOLOGY
Abstract: Optical Networks are limited and often hard to configure. One method to overcoming these limitations is to use optical network simulators for extending networks. We modifying the simulation software and the best design of an optical network using one of the best simulations which are called Optisystem software. In this paper, we created the Wavelength Division Multiplexer (WDM) internal circuit in the Optisystem simulator for knowing how it works individually …
Published in International Journal of Digital Communication and Analog Signals · Vol. 8, Issue 1, 2022 · pp. 30–35 Read article
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A Review on Grid Interconnection of Renewable Energy Sources at the Distribution Level with Power Quality Improvement Features
Abstract: Renewable energy sources (RES) are as a rule progressively associated in appropriation frameworks using power electronic converters. This review paper displays a novel control procedure for accomplishing greatest advantages from these matrix interfacing inverters at the point when introduced in 3-phase 4-wire dissemination frameworks. The inverter is controlled to perform as a multi-function device by incorporating active power filter functionality. The inverter can thus be utilized as: 1) power converter …
Published in International Journal of Electrical Power System and Technology · Vol. 2, Issue 1, 2016 · pp. 20–24 Read article
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ANN Based Power Quality Identification and Classification in Wind Solar Hybrid System
Abstract: With the development of new functionalities solar and wind energy based hybrid system are upcoming energy source with higher efficiency. Solar and wind energy being naturally available in abundance and non-polluting is one of the most promising sources. Due to the development of modern power electronics devices the power quality of wind solar hybrid system gets affected. Hence due to the increasing usage of sensitive electronic equipments in wind solar …
Published in International Journal of Electrical Power System and Technology · Vol. 3, Issue 2, 2017 · pp. 6–11 Read article
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Harmonic Analysis of Single-Phase Inverter
Abstract: In this paper, a study is carried out to investigate the total harmonic distortion (THD) of various voltage control signal techniques for single-phase pulse width modulation (PWM) inverter. The inverter is implemented using three PWM techniques—unipolar PWM, modified sine PWM and harmonic injection modulation. The performance of these control schemes are evaluated through simulation in MATLAB/SIMULINK. The obtained THD and fundamental magnitude of the output AC are tabulated (Table 1). …
Published in International Journal of Electrical Power System and Technology · Vol. 4, Issue 1, 2018 · pp. 32–38 Read article
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Simulation and Design of Closed Loop Controlled Buck - Boost Converter
Abstract: In this paper we propose to model some practical power electronic converters used in the intermediate power conversion process for e.g. wind, solar, and battery system. The small-signal models are derived from the differential equations. Based on the models, simulation and experimental results is be provided to validate the proposed controllers. A mathematical and simulation model of a practical Buck-Boost converter is developed, it will be employed for closed loop …
Published in International Journal of Electrical Power System and Technology · Vol. 7, Issue 1, 2021 · pp. 13–23 Read article
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MRAC Based Speed Estimation of Three DTC Techniques for Three-phase Inverter Fed IPMSM Drive
Abstract: This paper aims to study three Direct Torque Control (DTC) techniques for an Interior Permanent Magnet Synchronous Machine (IPMSM) using Model Reference Adaptive Control (MRAC). In the conventional DTC technique using a look-up table, gate signals are given to the Inverter that drives IPMSM. Since it is a 6-sector scheme and the operation of the minimum number of voltage vectors, undesired torque and flux ripples are created. Hence the problem …
Published in International Journal of Electrical Power System and Technology · Vol. 9, Issue 2, 2023 · pp. 1–15 Read article
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An Effective Obstacle Alert Parking System based on AT89S52 Microcontroller using Ultrasonic sensor
Abstract: On grounds of safety & security, automation & protection are the areas which find their applications in almost all the fields as they make human life more comfortable, economic & less rigid. This paper is about for developing a module which assists and warn a car driver it continuously detects the obstacle so as to avoid accidental situation while reversing the vehicle. This system can be used in vehicles, handy …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 1, Issue 2, 2016 · pp. 29–35 Read article
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A Review on Designing of U-System Using Wireless Sensor Network and Android Device for Group Management
Abstract: This paper introduces a group management system utilizing Wireless Sensor Network (WSN) and smart phone devices. The proposed framework was contained individual device in view of sensor node of WSN, advanced mobile phone device which is utilized by group manager and web server. The sensor node called as personal device which is held by gathering individuals sends an information data at 2 seconds to the manger device. The manger can …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 1, Issue 1, 2016 · pp. 21–26 Read article
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MOBILE GESTURE CONTROLLED MULTIFUNCTION ROBOT
Abstract: We’re entering a new era of robotics technology that many are calling the Automation. The project is been modeled keeping in mind the controlling of robot for physically challenged as well as normal human being through gesture using Android mobile phone which is more popular in 21st century. It is designed to reflect the basic structure of the robot that can capable to move on ground with the latest technology …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 3, Issue 1, 2017 · pp. 1–4 Read article
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A Review on Image Processing, and Artificial Intelligence for Image Analysis
Abstract: ABSTRACTIn this paper we reviewed Image processing and artificial intelligence in which a method is performed some operations on an image in order to get an improved vision or to get some useful information from it. It is a type of signal processing in which input is an image and output may be image or characteristics/features associated with that image. Nowadays, image processing is among rapidly growing technologies which is …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 5, Issue 2, 2019 · pp. 39–43 Read article
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ECG Extraction Techniques: A Review
Abstract: Cardiovascular disease is growing exponentially day by day. Also, Electrocardiography (ECG) plays a vital role in monitoring heart health by providing certain information to a cardiologist, which would be helpful to detect the heart conditions such as stroke and arrhythmia. ECG is a graph of voltage against the time of the heart's electrical activity that can be extracted by connecting electrodes into the skin. Measuring the ECG of a particular …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 7, Issue 2, 2021 · pp. 1–5 Read article