'Mobile stations' diaporamas de présentation

Survey of 3G and LTE

Survey of 3G and LTE. Agenda. Introduction of Telecommunication Wireless Generation 1G / 2G/ 3G and 4G GSM Architecture Call Path Mobile to Mobile 3G Requirement LTE. Introduction of Telecommunication. What is Telecommunication ?.

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Overview digital media...

547 views • 43 slides

Introduction to APRS

Introduction to APRS. John Beadles, N5OOM. Expectations for this presentation. This presentation will tell you (briefly) what APRS is and what you can do with it Mostly we will discuss some parts of APRS that it is important for you to know so you can get started

436 views • 43 slides

On Cellular Botnets: Measuring the Impact of Malicious Devices on a Cellular Network Core

On Cellular Botnets: Measuring the Impact of Malicious Devices on a Cellular Network Core. Patrick Traynor , Michael Lin, Machigar Ongtang , Vikhyath Rao , Trent Jaeger, Patrick McDaniel and Thomas La Porta ACM CCS 2009. Oct. 31th, 2012 Presented by YoungGyoun Moon.

494 views • 36 slides

IIT Colloquium: NRC Ottawa, Canada A Vision for Evolving Local Wideband Wireless Networks

IIT Colloquium: NRC Ottawa, Canada A Vision for Evolving Local Wideband Wireless Networks Kaveh Pahlavan, Professor of Electrical and Computer Engineering and Director, CWINS/WLRL WPI, Worcester, MA http://www.cwins.wpi.edu. Outline. Applications and the market

385 views • 32 slides

MIN-based IMSI to TRUE IMSI Transitioning Proposal

MIN-based IMSI to TRUE IMSI Transitioning Proposal. Alain Bouvier & Hanan Ahmed alain.bouvier@ericsson.com hanan.ahmed@ericsson.com CDG International Roaming Team Meeting Boca Raton, FL, June 23-24, 2005. Table of Content. Definitions; IRM Exhaustion; IS-751:

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Wireless Communications MOBILE COMMUNICATIONS Lecture:7

Wireless Communications MOBILE COMMUNICATIONS Lecture:7. Tanvir Ahmad Niazi Tanvir.niazi@mail.au.edu.pk Air University, Islamabad. Objectives. After completing this lesson you will be able to understand basics of : 3 sub-systems of a GSM system and their interfaces.

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Wireless Communication GSM Network overview Lecture 4

Tanvir Ahmad Niazi Tanvir.niazi@mail.au.edu.pk Air University, Islamabad. Wireless Communication GSM Network overview Lecture 4. Objectives. After completing this lesson you will be able to understand basics of : 3 sub-systems of a GSM system and their interfaces.

296 views • 28 slides

Spectrum Economics

Spectrum Economics. By: TRA, UAE at the ITU Regional Workshop on Efficiency of the Frequency Spectrum Use in the Arab Region; Amman-Jordan, 5-7 Dec. 2011. Objective. The objective is to give an introduction to the economic aspects of spectrum management

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A Novel Optimization Problem in Telecommunications

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Communication Systems (0331411) First semester 2008/2009

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Choosing a Radio*

313 views • 17 slides

Mobile Communication

Mobile Communication. The Mobile Station (MS) is the user equipment in GSM. The MS is what the user can see of the GSM system, the cellular phone itself.

845 views • 15 slides

A-BDS Support

A-BDS Support. China Telecom. June, 2013. Status and Trends Work Content Work Calendar. 2. BeiDou Navigation Satellite System. Two regional services from BeiDou. GNSS Augmentation (BeiDou). WAAS. EGNOS. MSAS. GAGAN. SA/WAAS. Augmentation Systems in the world.

333 views • 10 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) Submission Title: WNG Liaison Report, March 2005 Date Submitted: 3/16/2005 Source: Jeyhan Karaoguz , Broadcom Corp. Address 16215 Alton Parkway, P.O. Box 57013, Irvine, CA 92619-7013

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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: WNG Liaison Report, March 2005 Date Submitted: 3/16/2005 Source: Jeyhan Karaoguz , Broadcom Corp. Address 16215 Alton Parkway, P.O. Box 57013, Irvine, CA 92619-7013

91 views • 9 slides

Price Gouging

551 views • 8 slides

Access Control Mechanism for FILS

Access Control Mechanism for FILS. Authors:. Date: 2012-07-17. This document proposes an access control mechanism for FILS scenario. Abstract. Fang Xie (CMCC). Conformance w / Tgai PAR & 5C . Fang Xie (CMCC).

181 views • 8 slides