600.647 Advanced Topics in Wireless NetworksGeneral OverviewClass TopicsWave Relay Test-bedSlide 5Slide 6More devices coming…Class InfoPointers600.647 Advanced Topics in 600.647 Advanced Topics in Wireless NetworksWireless NetworksInstructor: Dr. Baruch AwerbuchInstructor: Dr. Baruch AwerbuchTA: Herbert RubensTA: Herbert RubensCO-TA: David HolmerCO-TA: David HolmerClass Webpage off of http://www.cnds.jhu.edu/archipelago/Mon – Wed 10am – 11amShaffer 300General OverviewGeneral OverviewResearch Paper DiscussionsResearch Paper DiscussionsEvery week papers will be assigned that are Every week papers will be assigned that are related to the topic of the lecture.related to the topic of the lecture.Papers will be discussed in class in a group Papers will be discussed in class in a group discussion format.discussion format.Class participation will count towards final Class participation will count towards final gradegradeClass TopicsClass TopicsWireless FundamentalsWireless FundamentalsShared MediumShared MediumWaves, Signal, Noise, Information Theory, codingWaves, Signal, Noise, Information Theory, codingMedium Access ControlMedium Access ControlHidden terminalsHidden terminalsFairnessFairnessAd hoc networkingAd hoc networkingMulti-hop routingMulti-hop routingAODV, DSR, Pulse, OLSR, DSDVAODV, DSR, Pulse, OLSR, DSDVEnergy efficient operationEnergy efficient operationHybrid networksHybrid networksTraditional Access PointsTraditional Access PointsDistributed AlgorithmsDistributed AlgorithmsPeer-to-peer directories, distributed agreement …Peer-to-peer directories, distributed agreement …Security for all of the aboveSecurity for all of the aboveWave Relay Test-bedWave Relay Test-bedA multi-hop ad hoc networking platformA multi-hop ad hoc networking platformAllows users to wirelessly “hop” across Allows users to wirelessly “hop” across other users to reach destinationother users to reach destinationDeployed on campusDeployed on campusCurrently in New Engineering BuildingCurrently in New Engineering BuildingSoon will cover engineering quad as Soon will cover engineering quad as wellwellWe are continuing to build network out We are continuing to build network out across campus and surrounding areasacross campus and surrounding areasSoftware runs on an embedded Linux Software runs on an embedded Linux platformplatformBoots off a compact flash cardBoots off a compact flash cardSingle board computerSingle board computerMultiple wireless cardsMultiple wireless cardsAd hoc access points, multiple Ad hoc access points, multiple frequencies or channelsfrequencies or channelsOperates extremely well under mobilityOperates extremely well under mobilityTested from moving vehiclesTested from moving vehiclesDevices can be battery poweredDevices can be battery poweredBattery lasts around 24 hoursBattery lasts around 24 hoursApproximate Coverage AreaAdding Soon!More devices coming…More devices coming…Currently ordering parts to build 25 more Currently ordering parts to build 25 more wireless routerswireless routersMost likely will have a router building Most likely will have a router building “party” for interested students“party” for interested studentsInformation on test-bed available at:Information on test-bed available at:Wireless.cs.jhu.eduWireless.cs.jhu.eduClass InfoClass InfoIf you want to work hard and find wireless If you want to work hard and find wireless communication interesting, this class will be a ton communication interesting, this class will be a ton of fun!of fun!If you don’t like programming (on Linux, network If you don’t like programming (on Linux, network applications, GUI’s etc..) or don’t have time for applications, GUI’s etc..) or don’t have time for large projects, this class could be extremely large projects, this class could be extremely challenging.challenging.Things will get started immediately so that you Things will get started immediately so that you have enough time.have enough time.So joining the class late will not be possibleSo joining the class late will not be possibleDropping class leaves a group with one less personDropping class leaves a group with one less personPointersPointersMain Project Website:Main Project Website:Wireless.cs.jhu.eduWireless.cs.jhu.eduIncludes links to class website, Wave Relay Includes links to class website, Wave Relay website etc…website etc…Wireless Communication Lab in NEB 213Wireless Communication Lab in NEB 213Dr. Awerbuch’s office is in NEB 318? Dr. Awerbuch’s office is in NEB