Next-generation wireless communications concepts and technologies

Generations of wirelesscommunication technologies and upcoming worldPresented By:Anisur RahmanID: 1402EEE000332nd Batch, EEE, MIU1

Frist introducing about TechnologyStarting 1st Generation Technology2nd Generation Technology3rd Generation Technology4th Generation TechnologyUpcoming 5th Generation Technologyoverview2

Pre-Generation introducingFrist mobile-Radio Communication starts:20th centuryUsed in Military CommunicationPush-To-Talk system-1950sAnalog SignalHalf Duplex SystemCar Based Telephone system

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Starting 1st GenerationPre-Generation:Introduced in 1960sFull-Duplex modeReception & Transmission1970s starting privatizationAdvanced Mobile Phone System (AMPS):Starts 1982 (Bell Lab)Basic Voice ServiceAnalog Based Protocol2.4 kbps Transmission

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2nd Generation [ 2G ]Global system for Mobile [ GSM ] :Starts in 1991, FinlandDigital SignalData Rate 9.6KbpsPhone ConversationText Massage [SMS]General Packet Radio Service [ GPRS ] :2.5G in 1995Data Rate 160 KbpsPacket switching NetworkEnhanced Data Rates for GSM Evolution [ EDGE ]:Starts at19978 PSK ModulationData rate 500Kbps

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3rd Generation [ 3G ]Starts at 1999Data Rate 2 Mbps Stationary and 384 Kbps on Moving vehicleDeveloped in 2001 as HSDPAData rate upgraded up to 14 MbpsIn 2007 upgraded as HSPA+Data rate 28 Mbps

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3rd GenerationDeveloped 3G to 3.5G

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4th Generation technologyLong term Evolution [ LTE ]Starts at 2004Multimedia ServicesIncreased user DataReduce cost per bitDeveloped in 2008First commercial LTE Deployment- EuropeMulti cell HSDPAMassive MIMO

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4th Generation

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5th GenerationUpcoming..Vision 2020.

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More virtual lifeQuick decision5th Generation4GVs5GDecisionMaking

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AnyQuestion ???Thanks All..12