'Mac layer' diaporamas de présentation

SpeedTouch: Basic Training

SpeedTouch: Basic Training. mathieu.vanwynsberghe@thomson.net frederick.scraeyen@thomson.net. Agenda: DAY1. Company profile Product portfolio Software releases Software structure Access Architecture Hands-on. Company Profile. Digital Content Solutions. Industry & Consumer Solutions.

1.64k views • 85 slides

A Performance Comparison of Multi-Hop Wireless Ad Hoc Network Routing Protocols

A Performance Comparison of Multi-Hop Wireless Ad Hoc Network Routing Protocols. Broch et al Presented by Brian Card. Outline. Introduction NS enhancements Protocols: DSDV TORA DRS AODV Evaluation Conclusions. Introduction. Node1. Node2. Node3. Node4. Introduction. Node1.

866 views • 76 slides

Wireless Sensor Networks

Wireless Sensor Networks. Rob Roosendaal, Lecturer INHolland University. Agenda. Introduction Theoretical Background Practical Information Wrap up and questions. Introduction to Wireless Sensor Networks. Our projects. Alzheimer's disease ADL: Activities in Daily Life

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Overview of 3G

751 views • 41 slides

CWNA Guide to Wireless LANs, Second Edition Chapter Four IEEE 802.11 Physical Layer Standards Modified

CWNA Guide to Wireless LANs, Second Edition Chapter Four IEEE 802.11 Physical Layer Standards Modified. Objectives. List and describe the wireless modulation schemes used in IEEE WLANs Tell the difference between frequency hopping spread spectrum and direct sequence spread spectrum

613 views • 41 slides

802.11n Sniffer

802.11n Sniffer. Vladislav Mordohovich Igor Shtarev. Foreword. 802.11n is the new emerging WiFi Standard No suitable Sniffer is in production (as far we know)

739 views • 39 slides

On the 802.11 Turbulence of Nintendo DS and Sony PSP Hand-held Network Games

On the 802.11 Turbulence of Nintendo DS and Sony PSP Hand-held Network Games. Research Seminar Course Polyxeni Kleniati Department of Computing Imperial College London Monday, 27 February 2006. About the Author. Mark Claypool

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Chapter 6 Wireless Network Security Part I

Chapter 6 Wireless Network Security Part I. Chapter 6 Outline. 6.1 Wireless Communications and 802.11 WLAN Standards 6.2 WEP: Wired Equivalent Privacy 6.3 WPA: Wi-Fi Protected Access 6.4 IEEE 802.11i/WPA2 6.5 Bluetooth Security 6.6 Wireless Mesh Network Security. Overview.

585 views • 32 slides

Wireless Local Area Networks

Wireless Local Area Networks. Wireless Local Area Networks. The proliferation of laptop computers and other mobile devices (PDAs and cell phones) created an obvious application level demand for wireless local area networking.

451 views • 24 slides

Wireless Local Area Networks

Wireless Local Area Networks. Wireless Local Area Networks. The proliferation of laptop computers and other mobile devices (PDAs and cell phones) created an obvious application level demand for wireless local area networking.

566 views • 24 slides

Wireless Insecurity Utz Roedig University College Cork, Ireland, utz@cs.ucc.ie

Wireless Insecurity Utz Roedig University College Cork, Ireland, utz@cs.ucc.ie Introduction Using wireless networks Application scenarios Basic functionality and security mechanisms Attacking wireless networks Targets and goals Methods and examples How to protect wireless networks

721 views • 23 slides

QoS Scheduling in Cable and Broadband Wireless Networks

QoS Scheduling in Cable and Broadband Wireless Networks. Mohammed Hawa and David W. Petr Information and Telecommunication Technology Center (ITTC), University of Kansas Project Funded by Sprint Corporation. Presentation Outline. What is QoS and QoS Management?

762 views • 21 slides

An Empirical Analysis of the IEEE 802.11 MAC Layer Handoff Process

An Empirical Analysis of the IEEE 802.11 MAC Layer Handoff Process. Arunesh Mishra Minho Shin William Arbaugh University of Maryland,College Park,MD. The IEEE 802.11 Wireless LAN architecture. Wireless LAN Station (STA) Access Points (AP) Basic Service Set (BSS) Distribution System (DS)

389 views • 19 slides

Sensor Networks: Technology Transfer

291 views • 19 slides

A Pragmatic Approach towards the Improvement of Performance of Ad Hoc Routing Protocols

467 views • 18 slides

Network-Layer View of Cooperation

Network-Layer View of Cooperation. Anthony Ephremides University of Maryland MSRI Workshop April 10, 2006. Based on joint work with: R. Liu (UMD), S. Misra (ARL/Cornell U.), A. Sadek (UMD), Y. Sung (Qualcomm), L. Tong (Cornell U.), and L. Yu (UMD).

330 views • 18 slides

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

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [ Body Area Networks Update and Criteria Study Group ] Date Submitted: [ January 17, 2006 ] Source: [ Stefan Drude ] Company [ Philips ]

303 views • 14 slides

Domain Signaling

Domain Signaling. Martin Lefkowitz Trapeze Networks 5753 W. Las Positas Blvd, Pleasanton, CA 94588 lefko@trapezenetworks.com. Domain Signaling Features. Domain Signaling tells the STA the Signal Strength of the AP is without the need to transmit a probe request.

303 views • 13 slides

802.11 MAC Protocol

802.11 MAC Protocol. By Ervin Kulenica & Chien Pham. Introduction. Wireless telephony has been successful because it enables people to connect with each other regardless of location.

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KING FAHD UNIVIRSITY OF PETROLEUM AND MIERALS ELECTRICAL ENGINEERING DEPARTMENT

KING FAHD UNIVIRSITY OF PETROLEUM AND MIERALS ELECTRICAL ENGINEERING DEPARTMENT. MAC Protocols in ad hoc networks Rami Bakhsh 200319130 Mohammed Al-Farsi 200164630 References: http://www.moeforum.net Mobile Ad Hoc Networks by Faisal Aslam and Chia Ching Ooi

125 views • 12 slides