'Node problem' presentation slideshows

CHIPPER : A Low-complexity Bufferless Deflection Router

CHIPPER : A Low-complexity Bufferless Deflection Router. Chris Fallin Chris Craik Onur Mutlu. Motivation. In many-core chips, on-chip interconnect ( NoC ) consumes significant power . Intel Terascale : ~30%; MIT RAW : ~40% of system power

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Introduction to Wireless Networking

Introduction to Wireless Networking. Module-5 Physical Layer Access Methods and Spread Spectrum CCRI ENGINEERING AND TECHNOLOGY Jerry Bernardini. REFERENCES. CWTS Certified Wireless Technology Specialist Official Study Guide , Chapter-5

649 views • 52 slides

Topic 7: LANs & Backbone Networks - Chapter 15: LAN Systems

Topic 7: LANs & Backbone Networks - Chapter 15: LAN Systems. Business Data Communications, 4e. Ethernet Standards. Ethernet Cable Features 10Base-2 RG-58 coax (thin) 185m, 10Mbps 10Base-5 RG-8 coax (thick) 500m, 10Mbps 10Base-T Cat 3 UTP 100m, 10Mbps

795 views • 47 slides

Chapter 4

Chapter 4. Wireless LAN Technologies and Products. General Description. Overview of Technologies. Technology Trends. Physical layers of WLAN are based on SS (FHSS and DSSS) and IR technologies Frequency bands: ISM band Date rate: Current products/standards: 1~54 Mbps

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Lecture 7 Medium Access in WLANs

Wireless Networks and Mobile Systems. Lecture 7 Medium Access in WLANs. Lecture Objectives. Discuss how access to the wireless medium is decided in IEEE 802.11 and Bluetooth networks

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802.11: Performance

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Understanding Packet Delivery Performance in Dense Wireless Sensor Networks

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Midterm Review

Midterm Review. CS460. Delay. Speed of light 3.0 x 10 8 meters/second in a vacuum 2.3 x 10 8 meters/second in a cable 2.0 x 10 8 meters/second in a fiber. Delay x Bandwidth Product. Delay. Bandwidth. Sequence Number.

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Heuristics

Heuristics. Some further elaborations of the art of heuristics and examples. Goodness of heuristics. If a heuristic is perfect, search work is proportional to solution length S = O(b*d) b is average branching, d depth of solution

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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: [ LECIM High Gain DSSS PHY (preliminary proposal) ] Date Submitted: [ 1 9 July, 2011 ] Source: [ Ted Myers, David Howard, Sourav Dey ] Company [ On-Ramp Wireless, Inc. ]

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IEEE 802.11 Overview and Meshed Networking

IEEE 802.11 Overview and Meshed Networking. ELEC6076 Computer Networks Alan Ford ajf101@ecs.soton.ac.uk. Overview. IEEE 802.11 802.11b features and architecture The hidden node problem Issues with TCP over wireless Wireless security Meshed Networking Approaches and Issues. IEEE 802.11.

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Topic 1: Sensor Networks (Long Lecture)

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RTS/CTS Operation for Wider Bandwidths

RTS/CTS Operation for Wider Bandwidths. Authors:. Date: 2010-10-31. Outline. Overview of 802.11n RTS/CTS operation RTS/CTS operation rules for wider bandwidth Simulation results Two 40MHz BSSs and one 80MHz BSS (hidden nodes) Conclusions.

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AP Assisted Medium Synchronization

Date: 2012-07-16. AP Assisted Medium Synchronization. Authors:. Authors:. Authors:. In STD 802.11-2012, a STA has to follow the rule below:

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Sectorization for hidden node mitigation

Authors:. Sectorization for hidden node mitigation. Authors:. Authors:. Authors:. Introduction. The 11ah amendment will support large number of STAs Most of the sensor devices will have low power transmission, Smart meters and smart phones will have higher power transmissions

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HEW Evaluation Metrics

HEW Evaluation Metrics. Date : 2014-01-20. Authors:. Background. HEW Evaluation Metrics (1) Evaluation metrics is important to evaluate WLAN system performance and to achieve the goal of HEW

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Slide 1

Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [Some Considerations for Draft VLC Specification] Date Submitted: [ 11 July, 2010 ]

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802.11b Vulnerabilities, Ad-Hoc Mode, RF Jamming and Receiver Design

802.11b Vulnerabilities, Ad-Hoc Mode, RF Jamming and Receiver Design. Ritesh H Shukla Graduate Student ECE Dept Under the Guidance of Prof. William R Michalson. 802.11 Overview. What is 802.11, 802.11a, 802.11b and 802.11g

234 views • 9 slides