'4 mac' diaporamas de présentation

Lab 5: Networking

Lab 5: Networking. Administration. Application survey report due on 11/26 (next week) Submit instruction was on web Schedule modified. Wireless Communication. PHY and MAC layers Node ?? Node. A node transmit a packet. Routing layers Multi-hops.

724 views • 62 slides

Lab 5: Networking

Lab 5: Networking. Wireless Communication. PHY and MAC layers Node ?? Node. A node transmit a packet. Routing layers Multi-hops. Every node within radio range can hear the packet. Routing: how packet travel in a network.

682 views • 61 slides

Wireless Sensor Networks: a Survey on the State of the Art and the 802.15.4 and ZigBee Standards

Wireless Sensor Networks: a Survey on the State of the Art and the 802.15.4 and ZigBee Standards. Final Presentation 5 August 2008 Omer Alkhnbashi. Content. ZigBee and IEEE802.15.4 Overview IEEE 802.15.4 PHY. IEEE 802.15.4 MAC. ZigBee Functional Layers Architecture & Protocol Stack.

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Wireless Sensor Network (Ubiquitous Sensor Network)

Wireless Sensor Network (Ubiquitous Sensor Network). ??????? ????? ??? ???? ???? ???? ??? ? ????? ??? ??. ??. ?? ?? ???? ?? IEEE 802.15.4 H/W ?? Mote ? TinyOS. Mainframe. Minicomputer. Workstation. log (people per computer). PC. Laptop. PDA. simple data storage /processing.

1.02k views • 37 slides

The IEEE 802.15.4 standard

The IEEE 802.15.4 standard . Credits to: Yao Liang (IUPUI, Indianapolis USA). Wireless Simplified Stack. 802.15.4. Principal options and difficulties. Medium access in wireless networks is difficult mainly because of Impossible (or very difficult) to send and receive at the same time

394 views • 31 slides

ZigBee

ZigBee. Content. Introduction History ZigBee Alliance Characteristics Security Applications ZigBee/IEEE 802.15.4 IEEE 802.15.4 Physical Layer IEEE 802.15.4 MAC Layer ZigBee Network Topologies ZigBee and Bluetooth Comparison. Introduction.

908 views • 26 slides

IEEE 802.15.4 (ZigBee) Standard

IEEE 802.15.4 (ZigBee) Standard. 802.15.4 Application Space. Home Networking Automotive Networks Industrial Networks Interactive Toys Remote Metering. 802.15.4 Application Topology. Cable replacement - Last meter connectivity Virtual Wire Wireless Hub Stick-On Sensor. Mobility.

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463 views • 24 slides

Chairs: Pascal Thubert Thomas Watteyne Etherpad for minutes:

11 December 2015 Webex. IPv6 over the TSCH mode of IEEE 802.15.4e. Chairs: Pascal Thubert Thomas Watteyne Etherpad for minutes: http://etherpad.tools.ietf.org:9000/p/6tisch?useMonospaceFont=true. Note Well.

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247 views • 24 slides

Testing and solving the Wi-Fi Interference on Zigbee Partner: NEC Germany

Testing and solving the Wi-Fi Interference on Zigbee Partner: NEC Germany HGI (Home Gateway Initiative ). Client2. Client1. 3 m. 3 m. ZED ( Pos 4). AP1. AP2. 3 m. ZC. ZED ( Pos 2). ZED ( Pos 1). ZED ( Pos 3). Client2. Client3. Client1. 3 m. 3 m.

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IEEE 802.15.4 Platforms, Progress, and TinyOS

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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: [ MAC Enhancements for Ranging ] Date Submitted: [ 19 July 2005 ] Source: [ Zafer Sahinoglu, Mitsubishi Electric] Contact: Zafer Sahinoglu

65 views • 6 slides