doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 1 Project: IEEE P Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [Mesh PAN Alliance (MPA) Summary] Date Submitted: [16 January, 2006] Source: [Guido R. Hiertz, Yunpeng Zang, Sebastian Max, Hans-Jürgen Reumerman] Company [Philips Research Laboratories Aachen, ComNets, RWTH Aachen University] Address [Kopernikusstr. 16, Aachen, Federal Republic of Germany] Voice: [ ], FAX: [ ], Re: [IEEE P WPAN MESH Networking Call For Proposals IEEE /0071, January 2005] Abstract:[The document describes a distributed, decentralized Mesh WPAN MAC proposal.] Purpose:[Decentralized technology is an important aspect for future Mesh networks. We identify major issues in current wireless technology and present a distributed approach that supports a high speed Mesh WPAN.] Notice:This document has been prepared to assist the IEEE P It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein. Release:The contributor acknowledges and accepts that this contribution becomes the property of IEEE and may be made publicly available by P

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 2 Mesh PAN Alliance (MPA) Guido R. Hiertz Sebastian Max Yunpeng Zang Hans-Jürgen Reumerman Philips Research Laboratories Aachen

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 3 Overview Design criteria Timing structure –Superframe –Mesh beacon period Information dissemination –Data transmission period Distributed reservation protocol Multi-channel enhancements Summary

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 4 High Speed Mesh WPAN design criteria High speed WPAN –High throughput –Low latency Easy set-up Cheap devices –Single transceiver/radio solution Decentralized Data services –Isochronous –Asynchronous High spatial frequency reuse –Support for single/multiple frequency

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 5 Mesh WPAN Timing structure Superframe –Slotted structure Medium Access Slots (MAS)

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 6 Mesh WPAN Superframe structure Mesh Beacon Period (MBP) –Network and topology management Mesh Traffic Period (MTP) –Data exchange

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 7 Mesh Beacon Period Used for coordination Every device transmits beacon

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 8 Mesh Beacon Period (MBP) Several Mesh Beacon slots per Medium Access Slot (MAS) –Mesh Beacon size may vary –Adaptive Mesh Beacon protocol allows flexible number of Mesh Beacons per MAS Mesh Beacon carry –Device ID –Synchronization information –Neighborhood information –Neighbor‘s neighbors –Medium Access Information  Information dissemination in the mesh network

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 9 Data Transmissions: Distributed Reservation Protocol (DRP) Devices announce desired transmissions Receiver & transmitter negotiate via beacon Beacons carry information on other reservations Interference awareness allows parallel transmissions

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 10 Frame Aggregation Aggregate small frames into larger PDU Separate Frame Check Sequence Multiple receivers possible

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 11 Multiband PHY – MAC enhancements

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 12 Summary Timing structure Beacon period Mesh information exchange Information dissemination Data period Mesh data exchange Efficiency by high frequency reuse Reservation protocol Deterministic channel access QoS: Reliable reservations Frame aggregation Multi-Channel extension Routing & Security See tg5- mesh-networking-baseline- document.zip XRoute/User fairness XQoS XDifferent stream classes XPriorities XTransmission power control XNeighborhood size, topology control XInterference area XPower consumption XDevice IDs XFast auto-configuration

doc.: IEEE Submission G. R Hiertz, Y. Zang, S. Max, H.-J. ReumermanSlide 13 Mahalo for your attention! The Mesh PAN Alliance Get meshed, get freedom for your Wireless Personal Area Networks