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Wifi Hardware ICTP School on Radio Based Networking ... Trieste 2005 Sebastian Bttrich wire.less.dk slide 2. Page 3. Scope ...

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Wireless equipment selectionPage 1Wireless equipment selectionSebastian Bttrichhttp://wire.less.dksebastian@wire.l ess.dkPage 2AgendaScopeCriteria for choosing hardwareFeaturesTypes of Wifi hardwareAnatomy of an AP/RouterSome products ...Note: we put focus not on specific products and discussions like “is A better than B” we rather try to discuss criteria and strategies for planning and purchasing.Wifi Hardware ICTP School on Radio Based Networking ... Trieste 2005 Sebastian Bttrich wire.less.dk – slide 2Page 3ScopeWireless is a strange definition because it defines what it is NOT: it is NOT bound to wires.In that sense optical transmission FM radio bluetooth ... are all wireless. Even smoke signs are.Here we will focus on 802.11 ab and g and mention some closely related technologies.The term Wifi was used for 802.11b only in the beginningbut today applies to the 802.11 ab and g substandards.Certifiying and owning the Trademark: The Wifi Alliance http://www.wifi.org/standardfrequency gross data ratemodulation802.11a 5._ GHz 54 Mbps OFDM 802.11b 2.4 GHz 11 Mbps DSSS 802.11g 2.4 GHz 54 Mbps OFDM PBCCWifi Hardware ICTP School on Radio Based Networking ... Trieste 2005 Sebastian Bttrich wire.less.dk – slide 3Page 4CriteriaHow to choose standards and productsAs always: your requirements are key – what do you wanna do?Budget & availabilityespecially for wireless gear: consider price development! Do not buy or budget for 500 today what next year might cost 100.Legal considerations: what is legally & practically :) possible where you are?Where applicable: support/drivers for your Operating system?Environmental specifications: temperature! humidity! dust! snow! :)Power consumptionWifi Hardware ICTP School on Radio Based Networking ... Trieste 2005 ...

Source: wireless.ictp.trieste.it

 

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