Electrical engineering Essays

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Analog Electrical Voltage or Current

INTRODUCTION ANALOG AND DIGITAL SIGNALS The signal is initially generated is in the form of an analog electrical voltage or current, produced for example by a microphone or some other type of transducer. The output from the readout system of a CD (compact disc) player, the data is already in digital form. An analog signal […]

Pages: 50 Words: 15119 Topics: Electrical Engineering, Electronic Engineering, Electronics, Radio

Performance of a Coded Multi-carrier Ds-cdma System in Multi-path Fading Channels

Performance of a Coded Multi-Carrier DS-CDMA System in Multi-Path Fading Channels INTRODUCTION Digital Signal Processing (DSP) is concerned with the representation, transformation and manipulation of signals on a computer. Nowadays, DSP has become an important field, and has penetrated a wide range of application systems, such as consumer electronics, digital communications, medical imaging and so […]

Pages: 50 Words: 14970 Topics: Electrical Engineering, Electronics
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on the Implant Communication and MAC Protocols for a WBAN

On the Implant Communication and MAC Protocols for a WBAN Abstract Recent advances in micro-electro-mechanical systems (MEMS), wireless communication, low-power intelligent sensors, and semiconductor technologies have allowed the realization of a wireless body area network (WBAN). A WBAN provides unobtrusive health monitoring for a long period of time with real-time updates to the physician. It […]

Pages: 22 Words: 6610 Topics: Computer Networking, Electrical Engineering, Electronics

Performance of a Coded Multi Carrier DS CDMA System in Multi Path Fading Channels

INTRODUCTION ANALOG AND DIGITAL SIGNALS The signal is initially generated is in the form of an analog electrical voltage or current, produced for example by a microphone or some other type of transducer. The output from the readout system of a CD (compact disc) player, the data is already in digital form. An analog signal […]

Pages: 56 Words: 16675 Topics: Electrical Engineering, Electronic Engineering, Electronics, Radio

Wireless Technology

Introduction Handheld wireless radios such as this Maritime VHF radio transceiver use electromagnetic waves to implement a form of wireless communications technology. Wireless operations permits services, such as long range communications, that are impossible or impractical to implement with the use of wires. The term is commonly used in the telecommunications industry to refer to […]

Pages: 21 Words: 6257 Topics: Communication, Computer Networking, Digital Technology, Electrical Engineering, Mobile Phone, Mobile Technology, Radio

Evolution of Wimax, Internet and Downlink

CHAPTER ONE INTRODUCTION 1.1 Background of the study For the past few years, demands for high-speed internet access and multimedia service for residential and business customers has increased greatly [1]. This has led to internet service providers looking to other ways in which to deliver their service to the consumer (last mile). This has led […]

Pages: 32 Words: 9730 Topics: Communication, Computer Networking, Digital Technology, Electrical Engineering, Electronics

New Visions of 4th Generation Communication Systems

Introduction New visions of 4th Generation communication systems that are recently coming to fact and approaching the everyday life of human being, all going toward increase of capacity, data rate, coverage and reliability of services in response to raising demand to new applications and more complicated services. The unified world of communications that moves toward […]

Pages: 50 Words: 14948 Topics: Electrical Engineering, Electronics

Private Branch Exchange System

INTRODUCTION 1.0 INTRODUCTION Private branch exchange system (PBXs) operates as a connection within private organizations usually a business. Because they incorporate telephones, the general term “extension” is used to refer to any end point on the branch. The PBX handles calls between these extensions. The primary advantage of PBXs was cost savings on internal phone […]

Pages: 31 Words: 9234 Topics: Computer Engineering, Electrical Engineering, Electricity, Electromagnetism, Electronic Engineering, Electronics, Telephone

Broadband Network in Malaysia

The intention of this final year project is to study about the high speed wireless broadband network in Malaysia. This project consists of two major parts; which are investigating of problems of service in wireless broadband network and improvement and enhancement in wireless broadband network in Malaysia. For each part, is further divided into the […]

Pages: 40 Words: 11897 Topics: Communication, Computer Networking, Digital Technology, Electrical Engineering, Electronic Engineering, Electronics

Gps Tracking System

GPS Tracking (a) Tracking Global Positioning System (GPS) is a global satellite navigation system that used a network of satellites into orbit by the U. S. Department of Defense. GPS satellites circle the earth twice a day for a very precise orbit and transmit signal information to earth. GPS receivers for the information and use […]

Pages: 30 Words: 9036 Topics: Computer Networking, Electrical Engineering, Electronics, Radio

what does Vehicle Tracking System Mean?

What is vehicle tracking system? Vehicle tracking system is to track the vehicle’s location and it’s kind of electronic device and need to install in the vehicle. There are many kind of vehicle tracking system like GPS, RFID, fleet tracking system, VTU, satellite tracking, etc. Among them, I would like to introduce the GPS vehicle […]

Pages: 33 Words: 10014 Topics: Communication, Computer Networking, Digital Technology, Electrical Engineering, Electronics, Radio

Wireless Sensor Networks Academia

Wireless sensor networks Mitigating performance degradation in congested wireless sensor networks CHAPTER 1: WIRELESS SENSOR NETWORKS 1.1 Introduction: Wireless sensor networks (WSNs)[1] have attracted tremendous attention in both academia and industry in recent years. A WSN consists of one or more sinks and perhaps tens or thousands of sensor nodes scattered in an area. The […]

Pages: 54 Words: 16336 Topics: Communication, Computer Engineering, Computer Networking, Digital Technology, Electrical Engineering, Electronics, Radio

Complete Home Automation Using Zigbee

Chapter 1 Introduction to Home Automation HOME AUTOMATION What is automation? When you have automatic control on different things and functions atYour home then we can say that you have home automation .This automation can be via aRemote or wired .simply things can be control according to your wish in history differentMethod and techniques are […]

Pages: 19 Words: 5669 Topics: Automation, Computer Engineering, Digital Technology, Electrical Engineering, Electronic Engineering, Electronics

Control System Algorithm | Engineering Dissertations

Executive Summary Introduction/Background Traditionally development of microprocessor based control systems involved the following steps. The control algorithm was designed by a systems or a control engineer. The algorithm would then be coded in programming languages like assembly, C or C++ which would be implemented on a microprocessor based hardware – the controller. The problem with […]

Pages: 12 Words: 3672 Topics: Computer Engineering, Computer, Electrical Engineering

Digital Image Enhancement Methods for Multimedia Technology

Chapter 1 1.1 Introduction In today’s communications network s multimedia is a growing field. There are increasing demands on incorporating visual aspect to other modes of communications. It is therefore unable to be avoided to have situations in which the video and transmitted images being corrupted or degraded in their perceptual quality by variety of […]

Pages: 17 Words: 5214 Topics: Electrical Engineering

Electronic Design Automation Industry

CHAPTER 1 1. INTRODUCTION The VLSI was an important pioneer in the electronic design automation industry. The “lambda-based” design style which was advocated by carver mead and Lynn Conway offered a refined packages of tools.. VLSI became the early hawker of standard cell (cell-based technology). Rapid advancement in VLSI technology has lead to a new […]

Pages: 22 Words: 6538 Topics: Computer Engineering, Digital Technology, Electrical Engineering, Electricity, Electromagnetism, Electronic Engineering, Electronics

Improvement of Building Management System to Save Energy

Improvement of Building Management System to Save Energy 1. Introduction of BMS Building Management System (BMS) is to control and monitor building services systems in an efficient way by centralizing the control of individual systems ( 1.1). The systems include HVAC, Fire Services Lift, Escalator, Lighting, Electrical Distribution, Steam & Hot Water, and Plumbing & […]

Pages: 46 Words: 13656 Topics: Computer Networking, Electrical Engineering, Electronics

the Art and Science

Introduction Electronics is the art and science of getting electrons to move in the way we want to do useful work. An electron is a sub-atomic particle that carries a charge of energy. Each electron is so small that it can carry only a tiny bit of energy. The charge of electrons is measured in […]

Pages: 31 Words: 9425 Topics: Computer Engineering, Computer, Design, Digital Technology, Electrical Engineering, Electronic Engineering, Electronics

Library Management System Based on Finger Print and Rfid

Chapter 1:Introduction Library management system includes areas such as issuing and returning of books, classification of materials, and student’s console using various techniques. The two main features of this system include theft detection of unissued books and automatic system for issuing and returning of books for its members. The theft detection model that we have […]

Pages: 20 Words: 5981 Topics: Computer Engineering, Computer, Digital Technology, Electrical Engineering, Electronic Engineering, Electronics, Radio

Ofdm Digital Communication Technique

Chapter One Introduction to the DSP-OFDM Modulator Project 1.1 Introduction The Orthogonal Frequency Division Multiplexing (OFDM) digital communication technique has been attracting a great concern of researchers all over the world, due to its unique characteristics. The designers and engineers of mobile wireless communication systems and wireless multimedia broadband are looking forward to exploit the […]

Pages: 56 Words: 16885 Topics: Digital Technology, Electrical Engineering, Electronic Engineering, Electronics

Operation of the Power Transformer.

CHAPTER 1 INTRODUCTION 1.1 Project Overview A factor of main economic importance and safety in electrical utilities and industrial customers of electricity is dependent on the operation of the power transformer. In the current economic situation, most of the supply utilities and industries tighten their control on production spending of capital and make savings in […]

Pages: 32 Words: 9570 Topics: Electrical Engineering, Electricity, Electromagnetism

Piezoelectric Energy Home Analysis

1.0 Introduction In Malaysia, each house using electricity at Tenaga Nasional Berhad (TNB). With the use of electricity, the family in each house to do the activities and generate electrical appliances such as air conditioners, refrigerators, washing machines and others. Basically when using a lot of electricity, home users should pay a lot of bills. […]

Pages: 8 Words: 2417 Topics: Computer Engineering, Electrical Engineering, Electricity, Electromagnetism, Electronic Engineering, Electronics

Prototype Modeling of Smart Grid Technology at Ciit Lahore

CHAPTER 1 INTRODUCTION TO SMART GRID 1.1 Introduction 1.1.1 Definition: The smart grid system is vast collection of technologies to provide an electricity network having the ability to solve the major issues related to reliability, cost effectiveness of electric power and decentralization or grid dependency The smart grid technology using renewable energy sources transferred electricity […]

Pages: 27 Words: 8028 Topics: Electrical Engineering, Nature, Renewable Energy, Solar Energy, Solar Panel, Wind Power, Wind Turbine

Pv-diesel Hybrid System

Design Of A PV-Diesel Hybrid System And Its Comparison With Grid Connected System In Pakistan 1. Project Background And Introduction Introduction The project with respect to this thesis is to design a PV Diesel hybrid system and to compare it with already existed grid connected system. This system is designed for a Jamia Masjid (Islamic […]

Pages: 38 Words: 11405 Topics: Electrical Engineering, Electricity, Natural Gas, Renewable Energy, Solar Energy, Solar Power, Wind Power

Radio Resource Management in Relay Enhanced Ofdma Based Networks

1 Introduction The convenience and popularity of wireless technology has now extended into multimedia communications, where it poses a unique challenge for transmitting high rate voice, image, and data signals simultaneously, synchronously, and virtually error-free . That challenge is currently being met through Orthogonal Frequency Division Multiplexing (OFDM), an interface protocol that divides incoming data […]

Pages: 29 Words: 8556 Topics: Communication, Computer Networking, Digital Technology, Electrical Engineering, Electronic Engineering, Electronics, Radio

Robot Design

ROBOT DESIGN Section 1 – Requirements 1.1 Introduction Robot is a kind of automatic machine, which has particularly a series of similar competences as human-being, such as sensing capability, planning capability, moving capability and so on. The word ‘Robot’ was referred by Czech writer Karel Čapek in his play R.U.R (Rossum’s Universal Robots), which was […]

Pages: 26 Words: 7661 Topics: Computer Engineering, Electrical Engineering, Electromagnetism, Electronic Engineering, Electronics

Spectrum Sensing in Cognitive Radios Using Energy Detection Technique

Chapter 1.Introduction In recent years there has been an enormous growth in wireless communication devices and wireless users. The ever increasing demand for higher speed and reliability made researchers think about intelligent radios like Cognitive Radios (CR). But major amount of spectrum is available for licensed users. There are various communication bodies like the International […]

Pages: 29 Words: 8570 Topics: Electrical Engineering, Electronics, Radio

Speed Torque and Power

ABSTRACT The aim of the project ‘PC MONITORING OF DYNAMOMETER’ is to measure and display the Speed Torque and Power of Motor. The behaviour of motor under load and no load characteristics have been studied with the help of virtual instrumentation. The variations in the motor Speed, Torque and Power at no load torque and […]

Pages: 31 Words: 9200 Topics: Computer Engineering, Electrical Engineering, Electricity, Electromagnetism, Electronics, Force, Power

the Data Communications Industry

Chapter One INTRODUCTION TO TYPES OF COMMUNICATIONS In this chapter, we introduce the types of communication needed for UART. During the past decade, the data communications industry has grown at an astronomical rate. Consequently, the need to provide communications between dissimilar computer systems has also increased. Thus to increase an orderly transfer of information between […]

Pages: 36 Words: 10764 Topics: Computer Engineering, Computer, Design, Digital Technology, Electrical Engineering, Electronic Engineering, Electronics

Vlsi Design and Embedded Systems

CHAPTER 1 INTRODUCTION 1.1 Motivation Phase locked loop (PLL) [1-3] is the heart of the many modern electronics as well as communication system. Recently plenty of the researches have conducted on the design of phase locked loop (PLL) circuit and still research is going on this topic. Most of the researches have conducted to realize […]

Pages: 21 Words: 6255 Topics: Computer Engineering, Electrical Engineering, Electricity, Electromagnetism, Electronic Engineering, Electronics
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