'Free space loss' diaporamas de présentation

LINK BUDGET

LINK BUDGET. LINK BUDGET. Introduction: A satellite link is defined as an Earth station - satellite - Earth station connection. The Earth station - satellite segment is called the uplink and the satellite - Earth station segment is called the downlink.

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Horus: A WLAN-Based Indoor Location Determination System

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Introduction to Radiowave Propagation

Introduction to Radiowave Propagation. Dr Costas Constantinou School of Electronic, Electrical & Computer Engineering University of Birmingham W: www.eee.bham.ac.uk/ConstantinouCC/ E: c.constantinou@bham.ac.uk. Introduction.

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Wireless Propagation Characteristics

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3.9 Predictable Link Budget Design using Path Loss Models

Classical Models have evolved to predict large scale path loss. used to estimate receive signal strength as a function of distance used along with noise analysis techniques used to predict SNR for RF mobile systems. 3.9 Predictable Link Budget Design using Path Loss Models.

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Ch. 3 Wireless Radio Technology

Ch. 3 Wireless Radio Technology. Acknowledgements. Thanks Rick Graziani, Networking Professor with Cabrillo College, for allowing me to use your presentation material Thanks Jack Unger and his book Deploying License-Free Wireless Wide-Area Networks Published by Cisco Press ISBN: 1587050692

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Introduction

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Introduction

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Satellite Communications

Satellite Communications. CSC 490: Wireless Networking Author: Michael Charles. Overview. Basics of Satellites Types of Satellites Capacity Allocation. Basics: How do Satellites Work.

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An-Najah National University

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In-Building wireless, Going from Assumptions to Fact

In-Building wireless, Going from Assumptions to Fact. About PCTEL. Markets. Solutions. Our Capabilities. High Performance Application Specific Antennas & Accessories Custom Wireless Interconnect Solutions Scanning Receivers for RF Networks

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Possible Indoor Channel Models for HEW System Simulations

Possible Indoor Channel Models for HEW System Simulations. Date: 2014-03-18. Contents. Background Considered channel models Wall and floor penetration loss Distant dependent loss Numerical comparison of the different models Wall and floor penetration loss Distance dependent path loss

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Development of Communication and Control (C 2 ) Subsystems

Development of Communication and Control (C 2 ) Subsystems. AIF Research Forum, Fredericton, New Brunswick, May, 19, 2006 Julian Meng and Shane Barnes. Task Description. Development of cost-effective communication and supervisory control technologies for DPG.

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Cell Phone Jammer

Cell Phone Jammer. By M. Swapna 09J95a0402. Contents. Introduction Types of Jammer How Jammer Works What inside Jammer Applications of Jammer Future scope of Jamming Technology Cell Phone Detector Introduction Block Diagram Application Conclusion. Introduction.

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Enhanced Channel Model for HEW

Enhanced Channel Model for HEW. Date: 2013-07-15. Authors:. This presentation proposes consideration of an enhanced 5GHz channel model for HEW, in particular, to target outdoor usage models, and system level simulations. Abstract.

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Propagation of radio waves

Propagation of radio waves. Ways of travelling. Propagation in ionosphere Propagation in troposphere Special ways of reflecting Propagation depends on the properties of the medium frequency weather, time of day, sun activity. Propagation in ionosphere.

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TX TPO: 100Watts ( +50dBm )

TX TPO: 100Watts ( +50dBm ). Start with a Transmitter. Line Loss - 1dB. TX TPO: 100Watts (+50dBm). Add some transmission line. Antenna Gain +9dB. Line Loss -1dB. TX TPO: 100Watts (+50dBm ). And an antenna. Radome Loss - .5dB. Antenna Gain +9dB. Line Loss -1dB.

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Question 1 Find the following using dB and dBm transformations: a) Power in dB for 22 W

Question 1 Find the following using dB and dBm transformations: a) Power in dB for 22 W b) Power in dBm for 4.8 W c) Power in W for 25 dB. d) Power in mW for -2 dBm e ) Power in dBm for 35 dB f ) Power in dB for -10 dBm. Question 2

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Introduction to Radiowave Propagation

Introduction to Radiowave Propagation. Dr Costas Constantinou School of Electronic, Electrical & Computer Engineering University of Birmingham W: www.eee.bham.ac.uk/ConstantinouCC/ E: c.constantinou@bham.ac.uk. Introduction.

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