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ECE 283 Digital Communication Systems

ECE 283 Digital Communication Systems

ECE 283 Digital Communication Systems . Course Description

By yin
(156 views)

ECE 283 Digital Communication Systems

ECE 283 Digital Communication Systems

ECE 283 Digital Communication Systems . Course Description

By mistico
(153 views)

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

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

May 2003. doc.: IEEE 802.15-03137r2. Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: Sony CFP Presentation Date Submitted: 5 May 2003 Source: Etsumi Fujita, Katsumi Watanabe, Katsuyuki Tanaka, Bob Huang

By fancy
(139 views)

Wireless Communication Fundamentals

Wireless Communication Fundamentals

Wireless Communication Fundamentals. Wireless = Waves. Electromagnetic radiation Emitted by sinusoidal current running through a wire (transmitting antenna) Creates propagating sinusoidal magnetic and electric fields according to Maxwell’s equations:

By catrin
(148 views)

Self-Organizing Topological Tree for Online Vector Quantization and Data Clustering

Self-Organizing Topological Tree for Online Vector Quantization and Data Clustering

Self-Organizing Topological Tree for Online Vector Quantization and Data Clustering. Advisor : Dr. Hsu Graduate : Kuo-min Wang Authors : Pengei Xu, Chip-Hong, Senior Member,IEEE Andrew Palinski , Member, IEEE .

By kael
(91 views)

Joint Multi-Channel Link Layer and Multi-Path Routing Design for Wireless Mesh Networks

Joint Multi-Channel Link Layer and Multi-Path Routing Design for Wireless Mesh Networks

Joint Multi-Channel Link Layer and Multi-Path Routing Design for Wireless Mesh Networks. Wai-Hong Tam and Yu-Chee Tseng National Chiao-Tung University, Taiwan Chung-Yuan Christian University, Taiwan INFCOM 2007. Outline. Introduction Motivation Four Scenario Scenario Related Work

By yepa
(145 views)

CDMA, OFDM

CDMA, OFDM

CDMA, OFDM. CDMA. Code Division Multiplexing. CDMA. Used in 3G networks. Direct Sequence Spread Spectrum: spread a data bit into multiple chips. Each sender has a unique chip sequence, that is *orthogonal* with other chip sequences. Simple Examples of CMDA. A: (-1 -1 -1 +1 +1 -1 +1 +1 )

By irisa
(419 views)

Wireless Communication Fundamentals

Wireless Communication Fundamentals

Wireless Communication Fundamentals. David Holmer dholmer@jhu.edu. Physical Properties of Wireless. Makes wireless network different from wired networks Should be taken into account by all layers. Wireless = Waves. Electromagnetic radiation

By jalila
(150 views)

Cascading simulation techniques in Europe: the PRACTICE experience

Cascading simulation techniques in Europe: the PRACTICE experience

Cascading simulation techniques in Europe: the PRACTICE experience. E. Ciapessoni, D. Cirio, A. Pitto 2013 IEEE PES General Meeting Vancouver, British Columbia, Canada July 21-25, 2013. PRACTICE. Tool for probabilistic assessment of operational risk in power systems

By iram
(165 views)

Overview of Wireless Networking

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.

By hoai
(128 views)

Distributed adaptive multi-criteria load balancing: analysis and end to end simulation

Distributed adaptive multi-criteria load balancing: analysis and end to end simulation

Distributed adaptive multi-criteria load balancing: analysis and end to end simulation. INFOCOM2006 - Barcelona, April 25-27 2006. S.RANDRIAMASY – ALCATEL R&I L.FOURNIE and D.HONG – N2NSOFT. Context. Goal Improve best effort traffic by absorbing local temporary traffic increase

By kyoko
(79 views)

Multi-Path Multimedia Transmission in Ad-hoc Networks Related Work

Multi-Path Multimedia Transmission in Ad-hoc Networks Related Work

Multi-Path Multimedia Transmission in Ad-hoc Networks Related Work. Marcin Michalak michalak@iam.unibe.ch. Agenda. ad-hoc networks multi-path routing content experimental results references summary. Environment.

By sona
(111 views)

Wireless Communication Fundamentals

Wireless Communication Fundamentals

Wireless Communication Fundamentals. Wired Vs. Wireless Communication. Each cable is a different channel. One media (cable) shared by all. Signal attenuation is low. High signal attenuation. No interference. High interference

By glenda
(184 views)

Summer Wrap-up 2009 - Research Framework & Future Plan -

Summer Wrap-up 2009 - Research Framework & Future Plan -

Summer Wrap-up 2009 - Research Framework & Future Plan -. Jongryool Kim jrkim@nm.gist.ac.kr 2009-08-26 Networked Media Laboratory School of Information & Mechatronics Gwangju Institute of Science & Technology http://netmedia.gist.ac.kr. Status Review. Ph.D. Fourth Semester Research area

By davida
(127 views)

Wen Xu and Jennifer Rexford Princeton University

Wen Xu and Jennifer Rexford Princeton University

Wen Xu and Jennifer Rexford Princeton University. MIRO : M ulti-path I nterdomain RO uting. If Some if Good, More is Better. More flexible path selection Avoid a path with an undesirable hop Better load balancing Split traffic over multiple paths Faster recovery from failure

By nodin
(98 views)

Introduction: Mobile and Wireless Network

Introduction: Mobile and Wireless Network

Introduction: Mobile and Wireless Network. 1. Paradigm Shift to Mobile Comm. S-curve S-curve viewed from research and development The tool that helps to decide on whether an enterprise should continue the use of a technology or replace the technology with something else

By sovann
(121 views)

Object Tracking in a 2D UWB Sensor Network

Object Tracking in a 2D UWB Sensor Network

Object Tracking in a 2D UWB Sensor Network. November 8th , 2004 Cheng Chang EECS Dept ,UC Berkeley cchang@eecs.berkeley.edu Joint work with Prof. Anant Sahai (funded by NSF). Outline. Information from channel estimates Single object tracking Estimation bounds: Cramer Rao lower bound

By dyani
(146 views)

Tributaries and Deltas: Efficient and Robust Aggregation in Sensor Network Streams

Tributaries and Deltas: Efficient and Robust Aggregation in Sensor Network Streams

Tributaries and Deltas: Efficient and Robust Aggregation in Sensor Network Streams. Amit Manjhi, Suman Nath, Phillip B. Gibbons. Carnegie Mellon University Intel Research Pittsburgh. Background: Sensors. Constraints: Conserving battery power is important

By darva
(88 views)

Overview of Wireless Networking

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.

By efia
(140 views)

Enhancing DTN capacity with Throwboxes (work-in-progress)

Enhancing DTN capacity with Throwboxes (work-in-progress)

Enhancing DTN capacity with Throwboxes (work-in-progress). Wenrui Zhao, Yang Chen, Mostafa Ammar , Mark Corner, Brian Levine, Ellen Zegura Georgia Institute of Technology University of Massachusetts Amherst. Delay Tolerant Networks (DTN). DTNs: non-Internet-like networks

By kenley
(82 views)

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