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Electronics, mechanics, engineering & technology

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23 juin 2010
ppt

Concept of communication technology

Presentation - 5 pages - Electronics, mechanics, engineering & technology

Communication technology is an important tool for computerized information systems as data is communicated by using communication technology. Data communication refers to data transmission and receipt thereof from one location to another. Computers transmit data for many reasons. The problems of...

23 juin 2010
doc

High definition entertainment

Dissertation - 8 pages - Electronics, mechanics, engineering & technology

The history of the television is a very interesting subject for those who wish to know more about where the “idiot box” came from. The word ‘television' was coined on the 25th of August 1900 at the International World Fair in Paris. We all know how the television serves to...

23 juin 2010
doc

The evolution of HDTV

Dissertation - 8 pages - Electronics, mechanics, engineering & technology

It all began when a 20year old German student, Paul Nikpow, put forward his theory of the “rotating disk'. The inventors tried to build a mechanical television system based on either this theory or tried to build an electronic television system by using a cathode ray tube. The invention of...

27 mai 2010
pdf

Recent advances in organic polymer for electronics in nano regime

Dissertation - 4 pages - Electronics, mechanics, engineering & technology

Organic semiconductors are of increasing interest as new materials for electronic devices, owing to their easy processing on flexible substrates and potential for low-cost fabrication. Organic light-emitting diodes (OLEDs), OLED display, photodiodes and field-effect transistors (FETs) are the...

06 mai 2010
pdf

Sensitivity based approach for congestion management in deregulated environment

Dissertation - 5 pages - Electronics, mechanics, engineering & technology

This paper proposes a sensitivity based approach for congestion management in deregulated environment. The congestion management problem is formulated to minimize the cost of re-dispatching the participating generators subject to operational and security constraints and considering the presence...

06 mai 2010
pdf

A comparative evaluation of digital redesign techniques for LTI systems

Dissertation - 7 pages - Electronics, mechanics, engineering & technology

In this paper, a comparative evaluation of various redesign techniques is available in the literature of LTI control system. The redesign techniques like Tustin transform, step invariant method and Euler's method are evaluated based on the Energy Resemblance Index (ERI) at different sampling...

09 avril 2010
doc

The Autopilot in planes

Course material - 9 pages - Electronics, mechanics, engineering & technology

Autopilot is a complex but very interesting system. We're going to tell you about the Autopilot in planes. The Adiru is one of the two parts of an Autopilot, the one that gets information from the outside, such as speed, altitude, etc. and transmits it to the computers that calculates and...

25 mars 2010
doc

Engineering Design - Motorboat analysis, system condition monitoring and maintenance

Essay - 4 pages - Electronics, mechanics, engineering & technology

The reliability on a motorboat is always high, for instance, if you are in the middle of an ocean you don't want your engine to break down. And because the maintainability affects the reliability, the maintainability has to be easy, quickly accessible and possible everywhere. Nowadays, all...

23 sept. 2009
doc

The hybrid electric vehicle as a cultural object

Dissertation - 9 pages - Electronics, mechanics, engineering & technology

The American public imagination is steeped in images of cars. Long ago, the car took over for the horse as the best romantic vehicle to ride off into the sunset. Pop culture throughout the existence of the car is riddled with references to it. Just as Ford's assembly line was developed, Charlie...

22 sept. 2009
doc

Blackberry technology

Dissertation - 5 pages - Electronics, mechanics, engineering & technology

Mobile solutions are developing and so is its technology. Like the early Web boom, we have the mobile era coming soon. New technologies and new platforms in the mobile world are coming into light. Technology seems to discover into the perspective of fresh innovations and brings the world at your...

03 sept. 2009
doc

Occupational therapy: Assistive technology recommendations for client 'George'

Case study - 4 pages - Electronics, mechanics, engineering & technology

The enclosed case-study is a follow-up to the previous report on client “George,” a seventy-one year old high-functioning male retiree living in an independent unit with his spouse, and contains recommendations on an appropriate AT device usages which should prove beneficial to him in...

31 août 2009
doc

The mobile story

Dissertation - 4 pages - Electronics, mechanics, engineering & technology

How did we ever manage without our cell phones? It is truly amazing to even think that there was a time not too long ago when we did not have our mobile handsets with us when we ventured out of our homes or offices. Let us try and demystify some of the technologies often related with our mobile...

08 juil. 2009
doc

A study of LCD displays

Thesis - 36 pages - Electronics, mechanics, engineering & technology

The important considerations in the present field of electronics and electronic technologies are automation, power consumption and cost effectiveness. Automation is intended to reduce the manpower with the help of intelligent systems. In this project, we are going to count the number of...

08 juil. 2009
doc

A study of home security system

Dissertation - 27 pages - Electronics, mechanics, engineering & technology

Home security systems provide security from threats such as intruders or thieves, by sounding a siren to grab the attention of the public. Two sensor pairs are placed in the system. Among them one pair of receiver sensors is connected to the entrance of the house and the transmitter is carried by...

07 juil. 2009
doc

A study of global position system (GPS) receivers

Tutorials/exercises - 80 pages - Electronics, mechanics, engineering & technology

With today's global position system (GPS) receivers, we are able to pinpoint our own position, but what's more useful about GPS receivers is that they can transmit our position information to other receivers. We decided to use both of these features to create a wireless vehicle navigation system....

07 juil. 2009
doc

A study of tele-operated intelligent mobile robots

Thesis - 30 pages - Electronics, mechanics, engineering & technology

Real time embedded systems are time-critical systems that are hard to implement as compared to traditional software, due to large numbers of conflicting requirements. This project describes an application of advance modeling techniques to improve the development of embedded systems. In our...

07 juil. 2009
doc

How to control a Dish antenna from a remote area

Dissertation - 25 pages - Electronics, mechanics, engineering & technology

The development of this Remote Controlled Dish Antenna application requires the configuration of the micro controller architecture, writing (code) and debugging of the application program. In this application the status of the dish antenna such as direction, angle will be controlled by the user...

06 juil. 2009
doc

Applications using RF modules

Thesis - 36 pages - Electronics, mechanics, engineering & technology

An embedded project is a combination of hardware and software, designed to perform a specific task. In embedded technology the embedded programming is burnt into the AT8C52 micro controller. The main scope of the project is mainly based on the advertising of applications using RF Modules. In...

18 juin 2009
doc

Optical fiber based communication systems

Dissertation - 26 pages - Electronics, mechanics, engineering & technology

For years, fiber optics has been merely a system for piping light around corners and into the inaccessible places to allow the hidden to be lighted. But now, fiber optics has evolved into a system of significantly greater importance and use. Throughout the world, it is now being used to transmit...

16 juin 2009
doc

One dimensional cellular automata based security scheme with both authentication and confidentiality

Dissertation - 11 pages - Electronics, mechanics, engineering & technology

In the past few years organization have widely adopted local area network (LAN), wide area network (WAN) and internet to take advantages of advancement in technology1, 2. As a result of connecting private and internal network to the outside network, exchange of information is greatly facilitated....

16 juin 2009
doc

Network security on Bluetooth

Essay - 5 pages - Electronics, mechanics, engineering & technology

Wireless communications offer organizations and users many benefits such as portability and flexibility, increased productivity, and lower installation costs. Wireless local area network (WLAN) devices, for instance, allow users to move their laptops from place to place within their offices...

16 juin 2009
doc

Nano-robots: The molecular manipulators

Dissertation - 8 pages - Electronics, mechanics, engineering & technology

A human fetus begins life as a single cell, and then divides to become two cells, then four, then eight and so on. Nanotechnology aims to build in a similar way, constructing objects out of their most basic components. A nanometer is a thousandth of a millionth of a meter. This is about as far...

16 juin 2009
doc

Cellular communication technologies: Understanding how the cellular service works

Dissertation - 7 pages - Electronics, mechanics, engineering & technology

Today's work force is demanding mobility, flexibility and real-time access to critical data. Over recent years, the trend towards the smaller and faster device, coupled with the need for information access on the move, has paved the way for a new technology of the Mobile Communications. Mobility...

11 juin 2009
pdf

Location-based service over 3GPP IMS: Approaching real-time connectivity with the next generation of network communication

Essay - 5 pages - Electronics, mechanics, engineering & technology

Emerging mobile applications will need location information for delivering the right services to right persons at right places and time. A location-based service (LBS) is an information and entertainment service, accessible with mobile devices through the mobile network and utilizing the ability...

11 juin 2009
pdf

Non inclusion property in chip multiprocessors with multi-level cache

Dissertation - 5 pages - Electronics, mechanics, engineering & technology

Difference between speed of processor and memory is increasing with the advent of new technology. Chip Multi Processors (CMP) has further increased the pressure on the memory hierarchy. So it has become important to manage on chip memory very judiciously to reduce average memory access time....

11 juin 2009
pdf

Motion picture compression technique used in digital television sets

Dissertation - 5 pages - Electronics, mechanics, engineering & technology

Digital television is a completely new way of broadcasting and is the future of television. With the advent of digital technology, digital audio and video compression and other advanced signal processing, it is possible to transmit and receive broadband data over co-axial cable and through...

11 juin 2009
pdf

Speech processing using wavelete transformation and its implementation in digital hearing aids

Dissertation - 4 pages - Electronics, mechanics, engineering & technology

Hearing impairment is the number one chronic disability affecting people in the world. Many people have great difficulty in understanding speech with background noise. This is especially true for a large number of elderly people and the sensorineural impaired persons. Several investigations on...

11 juin 2009
pdf

Implementation of vector quantization technique in image compression and speech recognition

Dissertation - 6 pages - Electronics, mechanics, engineering & technology

In this paper, we have described the application of Vector Quantization in Image and Speech processing. Compressing image data by using Vector Quantization (VQ)[1]-[3] will compare Training Vectors with Codebook. The result is an index of position with minimum distortion. Basically there are...

09 juin 2009
pdf

Wireless communication: Global positioning system

Dissertation - 7 pages - Electronics, mechanics, engineering & technology

GPS technology is one of the significant inventions of the twentieth century. GPS has become a popular device in western countries but has not yet reached the household of the common man in India. With globalization, GPS and its related technology have been unable to penetrate the heart of Indian...

09 juin 2009
pdf

Performance analysis of OFDM communication systems

Dissertation - 5 pages - Electronics, mechanics, engineering & technology

Today life does not seem possible without wireless in some form or the other. The demands on bandwidth and spectral availability are endless. Consequently, wireless designers face an uphill task of limited availability of radio frequency spectrum and complex time varying problems in the wireless...