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peer-to-peer networking Security Low power consumption Low cost Designed to meet the demanding requirements" xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="of portable consumer imaging and multimedia applications Prof." xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications" xmpDM:startTime="0" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="WPAN: IEEE 802.15" xmpDM:startTime="29800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="– additional developments 2 Several working groups extend the 802.15.3" xmpDM:startTime="29800" 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ISM band and one channel in the European 868 MHz" xmpDM:startTime="54933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="band Base of the ZigBee technology – www.zigbee.org" xmpDM:startTime="54933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Prof." xmpDM:startTime="54933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="54933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="54933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="54933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications" xmpDM:startTime="54933" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Zigbee Relation to 802.15.4" xmpDM:startTime="134367" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="similar to Bluetooth / 802.15.1" 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xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Zigbee Network Topology Example – Centralized Security Mesh, self-organizing, self-healing topology scalable to thousands of nodes Interference tolerance via clear" xmpDM:startTime="276133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="channel assessments, retries, etc." xmpDM:startTime="276133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Point to Point communication gives range &gt; 100 m; full mesh deployment can have several kilometer range End device Single" xmpDM:startTime="276133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="parent, no routing Often battery powered Router Coordinator Owns the network FFD (Full Function Device) Mains powered, can route, always" xmpDM:startTime="276133" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="on RFD (Reduced Function Device) Talks only to parent, can sleep Prof." 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xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Broadband Wireless Access / WirelessMAN / WiMax – hibernating (dead due to LTE…) Wireless distribution system, e.g.," xmpDM:startTime="456333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="for the last mile, alternative to DSL 75 Mbit/s up to 50 km LOS, up to 10 km NLOS; 2-66" xmpDM:startTime="456333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="GHz band Initial standards without roaming or mobility support 802.16e" xmpDM:startTime="456333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="adds mobility support, allows for roaming at 150 km/h IEEE 802.19:" xmpDM:startTime="456333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Wireless Coexistence Working Group Standards for the coexistence between wireless standards of unlicensed devices IEEE 802.20:" xmpDM:startTime="456333" 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xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="456333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="456333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications" xmpDM:startTime="456333" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="RF Controllers – ISM bands Data rate Typ." xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="up to 115 kbit/s (serial interface) Transmission range 5-100 m, depending on power (typ." xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="10-500 mW) Frequency Typ." xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="27 (EU, US), 315 (US), 418 (EU), 426 (Japan), 433 (EU), 868 (EU), 915 (US) MHz (depending on regulations) Security" xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Some products with added processors Cost Cheap: 10€-50€ Availability Many products, many vendors Connection set-up time N/A Quality of Service" xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="none Manageability Very simple, same as serial interface Special Advantages/Disadvantages Advantage: very low cost, large experience, high volume available Disadvantage:" xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="no QoS, crowded ISM bands (particularly 27 and 433 MHz), typ." xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="no Medium Access Control, 418 MHz experiences interference with TETRA Prof." xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications" xmpDM:startTime="495800" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="ISM band interference Many sources of interference Microwave ovens, microwave lighting 802.11," xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="802.11b," xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="802.11g," xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="802.15," xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="… Even old analog TV transmission, surveillance Unlicensed metropolitan area networks … Levels of interference Physical layer: interference acts like" xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="noise Spread spectrum tries to minimize this FEC/interleaving tries to correct MAC layer: algorithms not harmonized E.g.," xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Bluetooth might confuse 802.11" xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Prof." xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Dr.-Ing." xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Jochen H." xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Schiller www.jochenschiller.de" xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="Mobile Communications Bulbs OLD © Fusion Lighting, Inc.," xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="now used by LG as Plasma Lighting System NEW" xmpDM:startTime="525300" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="802.11" xmpDM:startTime="586867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="vs.(?)" xmpDM:startTime="586867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="802.15/Bluetooth" xmpDM:startTime="586867" xmpDM:duration="1000"/></rdf:li><rdf:li><rdf:Description xmpDM:name="– a problem from the beginning? 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