ABSTRACT Title of Thesis: FREE-SPACE OPTICAL COMMUNICAITONS THROUGH A FOREST CANOPY Clinton Lee Edwards‚ Master of Science‚ 2004 Thesis Directed By: Professor Christopher C. Davis‚ Department of Electrical and Computer Engineering This paper models the effects of the leaves of mature broadleaf trees on air-to-ground free-space optical (FSO) communication systems operating through the leaf canopy. Ecological radiation transfer models are considered and the concept of Leaf Area Index
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As and when the signals are received‚ it will raise an alarm or a warning displaying the necessary message. II. COMPONENTS USED A.Zigbee Wireless Technology: Fig 1: Xbee module In earlier days the application of the wireless technology was limited mostly to simple point to point communication only replacing the cable based communication systems. The entire communication system itself became complex after the introduction
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Wireless Network Investigations Introduction The following paper will be prepared so that any team can handle a forensic investigation that has had wireless devices introduced to the crime scene. I will be walking through the steps that a forensic team will take when handling a wireless device. There will be a comprehensive list of each step an investigator will take in the investigative process. By the end of this report the forensic technicians in front of me will
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Wireless network standards Avery IT/241 06/11/2011 Sherry Desbrough Wireless Network Standards When it comes to communications‚ broadcasting signals‚ and staying within guidelines governed by the FCC and the IEEE here in the United States a system of standards have been developed in order to help the communications and information industry streamline their efforts to work together instead of against each other. Some people feel this is a good practice and conductive toward
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4G Wireless Networks By Ja’Kedrick Pearson Professor Darlene Ringhand CIS 500 February 03‚ 2013 4G Wireless Networks Mobile phones have become a crucial part of our daily life nowadays. Everyone‚ from teenagers to old men‚ carry a personal cell phone. They are a vital part of today’s on-demand‚ on-the-go society. Mobile phones today have changed dramatically from the mobile phones of the past. From the huge brick-like mobile phones of 1995 to sleek and stylish smartphones we
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Introduction This lab will introduce you to wireless spectrum analysis and supports this week’s TCO. TCO 7: Given a situation requiring a wireless network solution‚ propose an appropriate design for a wireless network using radio frequency based methods. Background Wireless signals are invisible to the human eye. To see these signals‚ a tool such as a spectrum analyzer is required. In this lab‚ you will learn how to use a common spectrum analyzer‚ as you would in your career‚ to locate potential
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Wireless Electronic Notice Board with Multi Point Receivers using Zigbee Communication System Title of the project: Wireless Electronic Notice Board Domain: Wireless Communication Software: Embedded C‚ Keil‚ Proload Microcontroller: AT89S52 Power Supply: +5V‚ 750mA Regulated Power Supply Display: LED 5mm Crystal: 11.0592MHz Communication Device: Zigbee Module Applications: Colleges‚ Schools‚ offices‚ public utility places. ABSTRACT Notice Board is primary thing in any institution
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currently considered the leader in delivering broadband and other wireline and wireless communication innovations to mass market‚ business‚ government and wholesale customers. The corporation was formed on June 30‚ 2000‚ with the merger of Bell Atlantic Corp and GTE Corp and began trading on the New York Stock Exchange on July 3‚ 2000 under the VZ symbol. Verizon Wireless’ motto is that they operate “America’s most reliable wireless network”. They currently have nearly 66 million customers nationwide. Verizon’s
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Implementation of Security for Wireless Network R.Sridevi (Asst.Prof) Department of Computer Science PSG College of Arts & Science Coimbatore‚ TN. srinashok@gmail.com Abstract -This paper addresses the internal and the external security challenges in organizations that implements wireless networks. Distributed security is designed to provide a more secure data communication among faculty members‚ staff and students. A description of the technique used to protect and keep PC ’s up and
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Wireless Home Security System University of Connecticut ECE 290 Spring‚ 2004 Sponsor: ECE Department‚ University of Connecticut Advisor: Lei Wang David Crouse (EE) Michael Diaz (EE) Darko Budimir (EE) david.crouse@uconn.edu michael.diaz@uconn.edu darko.budimir@uconn.edu I. ABSTRACT Our group investigated wireless security system design for home use. The target market is composed of lowincome individuals who cannot afford the services of a security company such as ADT. Ideally the sensor nodes
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