'Transmission range' presentation slideshows

Routing in Mobile Ad Hoc Networks

Routing in Mobile Ad Hoc Networks. ECE 256 Duke University Slides adopted from Nitin Vaidya, UIUC. Mobile Ad Hoc Networks. Formed by wireless hosts which may be mobile Without using a pre-existing infrastructure Multi-hop routes between mobile nodes. Why Ad Hoc Networks ?.

2.35k views • 199 slides

Remote Defense Turret

Remote Defense Turret. Group 11. Courtney Mann(EE) Szu -Yu Fairen Huang (EE) Brad Clymer (EE) Mentor: Dr. Robert Muise , Senior Member, IEEE, Lockheed Martin Sponsored by Workforce Central Florida. Motivation. Functional Defense Turret for Sensitive Areas Human Control

667 views • 56 slides

National Tsing Hua University

On the Construction of Data Aggregation Tree with Minimum Energy Cost in Wireless Sensor Networks: NP-Completeness and Approximation Algorithms. Tung-Wei Kuo and Ming- Jer Tsai. National Tsing Hua University. Department of Computer Science Hsinchu 30013, Taiwan, ROC.

625 views • 45 slides

You are here

Three Beacon Sensor Network Localization through Self Propagation. You are here. Mohit Choudhary Under Guidance of: Dr. Bhaskaran Raman. Central processing, & rapid response. collator. collator. collator. Sensor Network Defined. Collection of communicating sensing devices.

504 views • 43 slides

Wireless Systems

Wireless Systems. Source coding and Channel coding. Block Diagram of a Digital System . Digital Transmission . What is Digital Transmission? A computer network is designed to send information from one point to another.

552 views • 39 slides

Chen-Ping Zhu 1,2 , Long Tao Jia 1

Link-adding percolations of networks with the rules depending on geometric distance on a two-dimensional plane. Chen-Ping Zhu 1,2 , Long Tao Jia 1 1.Nanjing University of Aeronautics and Astronautics, Nanjing, China 2.Research Center of complex system sciences of Shanghai University of

520 views • 37 slides

Density-Aware Hop-Count Localization (DHL) in Wireless Sensor Networks with Variable Density

Density-Aware Hop-Count Localization (DHL) in Wireless Sensor Networks with Variable Density. Sau Yee Wong 1,2 , Joo Chee Lim 1 , SV Rao 1 , Winston KG Seah 1 1 Communications and Devices Division, Institute for Infocomm Research 2 National University of Singapore IEEE WCNC 2005.

511 views • 36 slides

503 views • 32 slides

Delay Analysis of Large-scale Wireless Sensor Networks

Delay Analysis of Large-scale Wireless Sensor Networks. Jun Yin, Dominican University, River Forest, IL, USA, Yun Wang, Southern Illinois University Edwardsville, USA Xiaodong Wang, Qualcomm Inc. San Diego, CA, USA. Outline. Introduction Delay analysis Hop count analysis

479 views • 31 slides

Revisting Random Key Pre-distribution Schemes for Wireless Sensor Network

Revisting Random Key Pre-distribution Schemes for Wireless Sensor Network. By Joengmin Hwang and Yongdae Kim, Computer Science and Engineering, University of Minnesota. Outline. Introduction Notation Background of Existing key pre-distribution schemes based on random graph theory

398 views • 31 slides

Mobile Ad Hoc Networks 4th Week (Part I) 09.05.2007

Mobile Ad Hoc Networks 4th Week (Part I) 09.05.2007. Faisal Aslam and Chia Ching Ooi aslam@informatik.uni-freiburg.de ooi@informatik.uni-freiburg.de. Responsibilities of MAC. Facilitate single-hop communication No routing here Some broadcast! Sharing the medium

429 views • 30 slides

Epidemic Data Survivability in UWSNs

433 views • 28 slides

Using Directional Antennas for Medium Access Control in Ad Hoc Networks

Using Directional Antennas for Medium Access Control in Ad Hoc Networks. MOBICOM 2002 R. Roy Choudhury et al. 2002.10.16 Presented by Hyeeun Choi. Contents. Introduction Related Works Preliminaries Basic Directional MAC (DMAC) Protocol Multi-Hop RTS MAC (MMAC) Performance Evaluation

482 views • 28 slides

Wireless Earphones

Wireless Earphones. Avionne Maurice & Jacqueline Suarez Advisors: Prof. Hassib & Hedrick March 5, 2005. Why Wireless Earphones? Project Description Similar Products Original Project Specifications Actual Project Specifications Components. Transmitters Receivers

444 views • 26 slides

Separability and Topology Control of Quasi Unit Disk Graphs

333 views • 23 slides

Challenges In Mesh Networking

Challenges In Mesh Networking. S. Keshav School of Computer Science University of Waterloo. Outline. Why Mesh? WLAN challenges Mesh challenges Perspective. Why Mesh?. Eliminate cost of wired backhaul Support a mobile workforce Increase coverage at little additional cost

316 views • 22 slides

Issues in ad-hoc networks

Issues in ad-hoc networks. Miguel Sanchez Nov-2000. Contents. Introduction to ad-hoc networks Media access control in wireless networks Routing in ad-hoc networks Wireless Local Area Network standards Research project. What an ad-hoc networks is?. It is a network made of wireless nodes

392 views • 22 slides

Equations of Circles

Equations of Circles. 12-5. Equation of a Circle. What is the standard equation of the circle with a center at (5, -2) and a radius of 7?. What is the standard equation of each circle?. Center: (3, 5) Radius: 6 Center (-2, -1) Radius . 3. What is the standard equation of each circle?.

207 views • 12 slides

HCRBT: a dual-busy-tone-assisted MAC protocol with channel reservation for Ad Hoc networks

HCRBT: a dual-busy-tone-assisted MAC protocol with channel reservation for Ad Hoc networks. Yi CHEN and Bo LI IEEE WiCOM 2011 Speak: Huei -Rung, Tsai. Outline. Introduction Goal HCRBT protocol Results and discussions Conclusions. Introduction.

220 views • 11 slides

Spatial stream support in TGah specification

Spatial stream support in TGah specification. Authors:. Date: 2011-9-21. Abstract. The following presentation recommends the maximum number of spatial streams the TGah specification could support. TGah PAR and 5C [1]. 5.2 Scope of Proposed Standard:

225 views • 10 slides