Laser Communication System

PCB Layout of Laser Transmitter Friday, October 5th, 2012  »  Posted By  »  Total 4 Comments

ABSTRACT: Laser Communication System works on the principle of “Amplitude Modulation” process. In this the amplitude of the carrier is varied according to the instantaneous amplitude of the modulating signal (Input Signal ). Here,“Carrier Signal refers to Laser  Beam”“Amplitude refers to Intensity of Laser Beam”“Input Signal refers to audio signal” Hence, The intensity of the […]

AT89SXX ISP Flash Programmer v1.4

Figure 1: Block Diagram of the ISP Programmer Sunday, September 30th, 2012  »  Posted By  »  Total 8 Comments

Introduction: Welcome to the world of Microcontrollers, and the first thing you need is a Device Programmer. This In System Programmer is RS232 (serial port) based but can indirectly be used with USB using USB to RS232 converter. If you need something like this you need to assemble a very simple circuit (Programmer Unit). Hardware: […]

Telerik TV – Win 7 Phone App

Telerik TV - Win 7 Phone App Sunday, September 16th, 2012  »  Posted By  »  Total 0 Comment

Telerik TV   Telerik TV is a Win 7 mobile App uses Telerik Odata and fetches some of the information which the user may be interested. The following are the features on this App View Authors and his blog Information View Channel Information View Video Information   The App shows the panoramic view of Authors, […]

Cyber Cafe Management System

Cyber cafe management Server Screen Sunday, June 10th, 2012  »  Posted By  »  Total 56 Comments

Objective of the projectTo develop an application project to manage the workings of a Cyber Café. This project executed in Saint Mary’s Syrian College, Brahmavar. Introduction:Cyber Café Management is a complete package developed for management of systems in a cyber café. This project is intended to be used in a Cyber Café. All cyber cafes […]

Handheld Vehicle Lock Control System Using Wireless Communication (IR / RF)

Handheld Vehicle Lock Control System Using Wireless Communication (IR / RF) Monday, February 20th, 2012  »  Posted By  »  Total 25 Comments

ABSTRACT: In this project we are using IR communication to implement the handheld vehicle lock control system. Infrared (IR) radiation is electromagnetic radiation whose wavelength is longer than that of visible light (400-700 nm), but shorter than that of terahertz radiation (1 µm – 1mm) and microwaves (~30,000 µm). Infrared radiation spans roughly three orders […]

Remote System Monitoring and Controlling via Web based Mobile or Desktop Application

Database Entity Diagram Sunday, January 29th, 2012  »  Posted By  »  Total 12 Comments

Introduction The idea of remote system monitoring and controlling application is to do some of the actions like ex: Shutdown, Reboot, Hibernate of the users systems remotely. The user can also make use of this application to query additional details of the systems. Consider a scenario where you have a set of systems (Computers) and […]

M-TICKET – Mobile Booking

class diagram Wednesday, August 24th, 2011  »  Posted By  »  Total 21 Comments

Chapter 1: INTRODUCTION Nowadays SMS or Short Messaging Service is a major communication alternative. Also, in this modern world all the facilities should be available at our fingertips whenever required, wherever we are. So we thought of developing the “SMS based movie ticket reservation”. The main purpose of our project named “M-TICKET – Mobile Booking” […]

Line Following Robot

Line Following Robot Friday, July 1st, 2011  »  Posted By  »  Total 48 Comments

Project By: HBeonLabs, Greater Noida, India Project cost: Rs. 4000/- How to buy: Just send a mail to info@electrofriends.com This Project Line Following Autonomous Robot is based on 8 bit Microcontroller. This Robot follows the black line which is drawn over the white surface or it follows the white line which is drawn over the […]

Design and Verification of a PCI Based System using SystemC

General system block diagram Sunday, February 6th, 2011  »  Posted By  »  Total 1 Comment

Study about PCI Bus protocol before reading this project 1.1. System Design Introduction: The present design is of a PCI based system consisting of three Masters and six Slaves. The masters communicate with the slaves using the PCI bus. The transaction is governed by the standard PCI bus transaction protocol. Whenever a master needs to […]

Wireless Data Transmission between Computers using Sequence Detector

Wireless transmission block diagram Sunday, March 28th, 2010  »  Posted By  »  Total 22 Comments

ABSTRACT Here for the purpose, we have made four distinct stages for the effective implementation .The stages are described in brief as follows. In the first stage, we are constructing the transmitter circuit that transmits data and sequence bits at infrared frequency. Now the second part is to develop receiver circuit that receives infrared signals […]

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