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Satellite Communication

Satellite Communication

Satellite Communication. Lecture 3 Satellite Links, Multiple Access Methods, and Frequency Bands. Overview. Design of the Satellite Links Link Budget and their Interpretation Multiple Access Systems Frequency Band Trade-Offs. Design of the Satellite Link.

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1.78k views • 98 slides
Radio Propagation - Large-Scale Path Loss

Radio Propagation - Large-Scale Path Loss

Radio Propagation - Large-Scale Path Loss. CS 515 Mobile and Wireless Networking Ibrahim Korpeoglu Computer Engineering Department Bilkent University, Ankara. Reading Homework Due Date: Next Wednesday. Read the handouts that wa have put into the library Read the following paper:

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2.07k views • 95 slides
CS 218 Fall 2003 October 23, 2003

CS 218 Fall 2003 October 23, 2003

CS 218 Fall 2003 October 23, 2003. Cellular Wireless Networks AMPS (Analog) D-AMPS (TDMA) GSM CDMA Reference: Tanenbaum Chpt 2 (pg 153-169). Cellular Wireless Network Evolution. First Generation : Analog AMPS: Advance Mobile Phone Systems Residential cordless phones

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562 views • 56 slides
EE 447 Mobile and Wireless Communications Fall 2006 Outdoor Propagation Models

EE 447 Mobile and Wireless Communications Fall 2006 Outdoor Propagation Models

EE 447 Mobile and Wireless Communications Fall 2006 Outdoor Propagation Models. Richard S. Wolff, Ph. D. rwolff@montana.edu 406 994 7172 509 Cobleigh Hall. Small scale and large scale fading. Free space propagation.

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855 views • 43 slides
Prof. M. Brandt-Pearce Lecture 6 Ultraviolet Communications

Prof. M. Brandt-Pearce Lecture 6 Ultraviolet Communications

Optical Wireless Communications. Prof. M. Brandt-Pearce Lecture 6 Ultraviolet Communications. Outline. Introduction Sources and Detectors Benefits and Challenges Applications Channel Modeling Modulation Techniques. Ultraviolet (UV) Light. UV region is divided into three parts

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754 views • 28 slides
EENG473 Mobile Communications Module 3 : Week # (10)

EENG473 Mobile Communications Module 3 : Week # (10)

EENG473 Mobile Communications Module 3 : Week # (10). Mobile Radio Propagation: Large-Scale Path Loss. By: Dr.Mohab Mangoud. Introduction to Radio Wave Propagation Electromagnetic wave propagation are attributed to reflection, diffraction, and scattering.

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510 views • 26 slides
P. Vanveerdeghem, B. Jooris, P. Becue, P. Van Torre, H. Rogier, I. Moerman, J. Knockaert

P. Vanveerdeghem, B. Jooris, P. Becue, P. Van Torre, H. Rogier, I. Moerman, J. Knockaert

Reducing Power Consumption in Body-centric Zigbee Communication Links by means of Wearable Textile Antennas. P. Vanveerdeghem, B. Jooris, P. Becue, P. Van Torre, H. Rogier, I. Moerman, J. Knockaert Dept. of Information Technology Ghent University. Outline. Introduction Measurement setup

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342 views • 25 slides
Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [ Signal Strength Based Ranging ] Date Submitted: [ August 31, 2004 ] Source: [ Neiyer Correal ] Company [ Motorola Inc. ] Address [ 8000 West Sunrise Boulevard, Plantation, FL, USA ]

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298 views • 24 slides
Chapter 3 Mobile Radio Propagation Large-Scale Path Loss

Chapter 3 Mobile Radio Propagation Large-Scale Path Loss

Chapter 3 Mobile Radio Propagation Large-Scale Path Loss. 3.1 Introduction to Radio Wave Propagation. Electromagnetic wave propagation reflection diffraction scattering Urban areas No direct line-of-sight high-rise buildings causes severe diffraction loss

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715 views • 23 slides
Lecture 8: CDMA

Lecture 8: CDMA

Lecture 8: CDMA. Code Division Multiple Access. What is CDMA? Cocktail party story! What are the benefits? Increased capacity ! Increased quality ! Simplified system planning !. Benefits - continued. Enhanced privacy Improved coverage (fewer cells) Increased talk time (battery life!)

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474 views • 22 slides
Radar : Acronym for Ra dio D etection a nd R anging

Radar : Acronym for Ra dio D etection a nd R anging

Radar : Acronym for Ra dio D etection a nd R anging. Radar is a remote sensing technique : Capable of gathering information about objects located at remote distances from the sensing device. Two distinguishing characteristics:.

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398 views • 22 slides
Introduction to Wireless Sensor Networks

Introduction to Wireless Sensor Networks

Introduction to Wireless Sensor Networks. Wireless Terms, FAQ & Glossary 27 January 2005. Organizational. Class Website. www.engineering.uiowa.edu/~ece195/2005/. Class Time. Office Hours. Organizational. No Class on Monday January 31. Review Questions.

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282 views • 21 slides
Rationale

Rationale

Intel SISO/MIMO WLAN Channel Propagation Results Val Rhodes ( valentine.j.rhodes@intel.com ) Cliff Prettie (clifford.w.prettie@intel.com). Rationale. For high throughput, accurate channel statistics are needed Expand channel models used by 802.11 and HIPERLAN/2

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332 views • 21 slides
Linear Multiuser Receivers: Effective Interference, Effective Bandwidth and User Capacity

Linear Multiuser Receivers: Effective Interference, Effective Bandwidth and User Capacity

Linear Multiuser Receivers: Effective Interference, Effective Bandwidth and User Capacity. Paper from David N.C.Tse and Stephen V.Hanly Presented by Di Geng. Outline. Introduction Performance Under Random Spreading Sequence User Capacity Under Power Control

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306 views • 17 slides
Cellular Wireless Networks: Mostly Voice

Cellular Wireless Networks: Mostly Voice

Cellular Wireless Networks: Mostly Voice. First Generation voice: Analog AMPS: Advance Mobile Phone Systems Residential cordless phones Second Generation: Digital IS-54: North American Standard - TDMA IS-95: CDMA (Qualcomm) GSM: Pan-European Digital Cellular

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329 views • 16 slides
Spectrum Sensing for Wireless Networks

Spectrum Sensing for Wireless Networks

Waseda University Ph.D Academy. Spectrum Sensing for Wireless Networks. Bingxuan ZHAO Wireless Communication and Satellite Communication Project II Shimamoto Laboratory, GITS zhaobx@fuji.waseda.jp. Outline. Introduction Cooperative Spectrum Sensing Conclusion of the Dissertation.

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360 views • 12 slides
ECE 5221 Personal Communication Systems

ECE 5221 Personal Communication Systems

ECE 5221 Personal Communication Systems. Prepared by: Dr . Ivica Kostanic Lecture 15: Capacity of CDMA systems. Spring 2011. Outline . Single cell capacity in CDMA systems Noise rise Pole point Capacity of a multiple cell system Examples.

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208 views • 9 slides
ANALYSIS OF INDOOR LOCALIZATION

ANALYSIS OF INDOOR LOCALIZATION

Sensor 2. Sensor 3. Sensor 1. ANALYSIS OF INDOOR LOCALIZATION Deborah Capistran , Hillside Middle School, Manchester, New Hampshire Advisors: Nicholas J. Kirsch, Jonathan Tefft , and Eric Escobar, UNH Department of Electrical Engineering, Wireless Systems Lab. ?y. ?x.

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