'Wireless channel' presentation slideshows

EE 6331, Spring, 2009 Advanced Telecommunication

EE 6331, Spring, 2009 Advanced Telecommunication. Zhu Han Department of Electrical and Computer Engineering Class 23 Apr. 20 th , 2009. Outline. Review CDMA OFDM 2G-3G-4G Project 2 due on the exam Exam Coding is important: Linear and CRC CDMA Nyguist Three Criteria

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Overview of Wireless Networking

Overview of Wireless Networking. Wireless Link Characteristics Services and Applications. Overview. Fundamental issues and impact wireless mobility For each layer in the protocol stack A subset of design requirements Design challenges/constraints Possible design options.

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Overview of Wireless Networking

Overview of Wireless Networking. Overview. Fundamental issues and impact wireless mobility For each layer in the protocol stack A subset of design requirements Design challenges/constraints Possible design options. F. E. B. C. A. D. Physical Properties of Wireless.

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Wireless Networks in the Factory Introduction : Fundamentals of Wireless

Wireless Networks in the Factory Introduction : Fundamentals of Wireless. 9-Apr-2012 Fanny Mlinarsky octoScope, Inc. Contents. Radio technologies Radio propagation Frequency bands. Wireless Technologies. Standards based. Proprietary. Cordless phone. Smoke detector. Baby monitor.

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Rate Control For Streaming Video Over Wireless

492 views • 34 slides

Fundamentals of Wireless Communication

Fundamentals of Wireless Communication. David Tse Wireless Foundations U.C. Berkeley USCD June 9-10, 2006. 1. Introduction. Course Objective. Past decade has seen a surge of research activities in the field of wireless communication.

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IEEE 802.11 Standard

IEEE 802.11 Standard. Why we study this standard: Showcase issues with WIRELESS and MOBILITY As a case study to tell you WHY MAC layer spec. Wireless channel access mobility support HOW to apply ADAPTION principle in one case study?. How popular is 802.11? Growth of 802.11 devices.

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Performance and Robustness Testing of Wireless Web Servers Guangwei Bai Kehinde Oladosu

Performance and Robustness Testing of Wireless Web Servers Guangwei Bai Kehinde Oladosu Carey Williamson. 1. Introduction and Motivation. Observation : the same wireless technology that allows a Web client to be mobile also allows Web servers to be mobile

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15-Jan-2013 Fanny Mlinarsky

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Resource Allocation for E-healthcare Applications

Resource Allocation for E-healthcare Applications. Qinghua Shen. content. Intro: e-healthcare system Research issues Preliminary results conclusion. Intro: e-healthcare system. Randomness of the requests. Computing: Medical information processing. Body channel. Limited sensor energy.

291 views • 19 slides

Multi-Layer Analysis of Web Browsing Performance for Wireless PDAs

Multi-Layer Analysis of Web Browsing Performance for Wireless PDAs. Adesola Omotayo & Carey Williamson. July 31, 2014. Presentation Outline. Introduction & Motivation Related Work Data Gathering & Validation HTTP-level Analysis TCP-level Analysis MAC-level & Error Analysis Summary

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Improving Bluetooth EDR Data Throughput Using FEC and Interleaving

Improving Bluetooth EDR Data Throughput Using FEC and Interleaving. Ling-Jyh Chen * , Tony Sun**, Yung-Chih Chen* *Institute of Information Science, Academia Sinica **Dept. of Computer Science, UCLA. Introduction. Wireless communication is inherently vulnerable to errors.

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Usable Bootstrapping of Secure Ad Hoc Communication

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Distributed Video Coding and Transmission over Wireless Fading Channel

Distributed Video Coding and Transmission over Wireless Fading Channel. T. Kuganeswaran , X. Fernando and L. Guan Canadian Conference on Electrical and Computer Engineering, 2008. CCECE 2008. Adviser : ????? Presenter : ??? Date : 2009/12/27 (Wed). Outline. Introduction Wireless channel

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Why is TCP not good enough for Mobile Operators?

Why is TCP not good enough for Mobile Operators?. Ulas C. Kozat kozat@docomolabs-usa.com. Punch Lines. Cellular networks are carefully engineered: Starvation observed in ad hoc/mesh deployments or with 802.11 MAC are unlikely to occur in cellular.

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On Reducing Communication Cost for Distributed Query Monitoring Systems.

On Reducing Communication Cost for Distributed Query Monitoring Systems. Fuyu Liu, Kien A. Hua, Fei Xie MDM 2008 Alex Papadimitriou. On Reducing Communication Cost for Distributed Query Monitoring Systems. Three main challenges in answering moving queries for moving objects:

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Data management in location-dependent information services (LDIS)

Data management in location-dependent information services (LDIS). LDIS: important class of context-aware application. Reasons: Advances in wireless networks Personal portable devices Location-identification techniques. Preliminaries. Challenges:

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WIRELESS NETWORKS

WIRELESS NETWORKS. - A.HARIKA Y5CSO28. INTRODUCTION. It refer to a telecommunication networks whose interconnections between nodes is implemented without the use of wires.

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ECSE-6961: Fundamentals of Wireless Broadband Networks Spring 2007, Exam 1

ECSE-6961: Fundamentals of Wireless Broadband Networks Spring 2007, Exam 1. Time: 75 min (strictly enforced) Points: 50 YOUR NAME: Be brief, but DO NOT omit necessary detail

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????? 0122211 ????? MIMO ??? OFDM ????

????? 0122211 ????? MIMO ??? OFDM ????. ???????? ???????????????????? Tel: 88201397-8508 ???? A508 ? Website: http://www.freewebs.com/liqiangzhao/ E-mail: lqzhao@mail.xidian.edu.cn. Contents. 1. Introduction 2. The MIMO Wireless Channel 3. Wireless Channel 4. Space-time Block Coding

310 views • 4 slides