Development of Radio Networks Personal Broadband Networks ...

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Faculty of Computing,Engineering & TechnologyDevelopment of RadioNetworksPersonal Broadband Networks, PBN (CE74024-3)Alison L [email protected]/alg12004 2ObjectivesIntroductionPublic Mobile Radio Telephone ServicesCellular Mobile RadioDevelopment of Global System for Mobile Communications (GSM)DCS 1800Development of IMT-2000Development of 4GDevelopment of Radio Telephone NetworksFrequency AllocationsPBN (CE74024-3) 20043IntroductionPublic mobile radio services developed during the 1950’sWith a limited coverage area With a service available to a limited number of subscribers.The rapid development of radio and electronic technology made possible the development of cellular systems during the 1980’s. During the 1990’s, digital cellular radio was Development of Radio Telephone NetworksintroducedDuring the 2000’s truly multimedia tether less communications will be introducedThis section provides a review of these developments PBN (CE74024-3) 20044DevelopmentEvolution of Personal Communication System’sAnalogueDigitalMultimedia1980’s1990’s2000 +Development of Radio Telephone NetworksPBN (CE74024-3) 20045Wireless systems: overview of the developmentcordlesswireless LANcellular phonessatellitesphones1980:1981:CT0NMT 4501982:1983:Inmarsat-AAMPS1984:CT11986:NMT 9001987:1988:CT1+Inmarsat-C1989:CT 21991:1991:1991:1992:CDMAD-AMPS1992:DECT199x:GSMInmarsat-Bproprietary1993:Inmarsat-MPDC1994:1997:DCS 1800IEEE 802.111998:Iridium1999:802.11b, BluetoothDevelopment of Radio Telephone Networks2000:2000:GPRSanalogueIEEE 802.11a2001:IMT-2000digital200?:Fourth Generation(Internet based)4G – fourth generation: when and how?PBN (CE74024-3) 2004Prof. Dr.-Ing. Jochen Schiller, http://www.jochenschiller.de/6Mobile phones per 100 people 1999GermanyGreeceSpainBelgiumFranceNetherlandsGreat BritainSwitzerlandIrelandAustriaPortugalLuxemburgItalyDevelopment of Radio Telephone Networks DenmarkNorwaySwedenFinland01020304050602002: 50-70% penetration in Western EuropePBN (CE74024-3) 2004Prof. Dr.-Ing. Jochen Schiller, http://www.jochenschiller.de/7Worldwide cellular subscriber growth12001000]n800illioms [600eribscr400buS200Development of Radio Telephone Networks01992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002Note that the curve starts to flatten in 2000PBN (CE74024-3) 2004Prof. Dr.-Ing. Jochen Schiller, http://www.jochenschiller.de/8Cellular subscribers per region (June 2002)Middle East; 1,6Africa; 3,1Americas (incl. Asia Pacific; USA/Canada); 36,922Development of Radio Telephone NetworksEurope; 36,4PBN (CE74024-3) 2004Prof. Dr.-Ing. Jochen Schiller, http://www.jochenschiller.de/9Mobile statistics snapshot (Sept 2002:2004) (1)Total Global Mobile Users 869mill: 1.52 billionTotal Analogue Users 71m:34mTotal US Mobile users 145m: 140mTotal Global GSM users 680m: 1.25 billionTotal Global CDMA Users 127m: 202mTotal TDMA users 84m: 120mTotal European users 283m: 342.43mTotal African users 18.5m: 53mTotal 3G users 130m: 130mDevelopment of Radio Telephone NetworksTotal South African users 13.2m:19mhttp://www.cellular.co.za/stats/stats-main.htmPBN (CE74024-3) 2004The figures vary a lot depending on the statistic, creator of the statistic etc.!10Mobile statistics snapshot (Sept 2002:2004) (2)#1 Mobile Country China (139m): (300m)#1 GSM Country China (99m): (282m)#1 SMS Country Philipines#1 Handset Vendor 2Q02/04 Nokia (37.2%) (35.5%)#1 Network In Africa Vodacom (6.6m): (11m)#1 Network In Asia Unicom (153m)#1 Network In Japan DoCoMo#1 Network In Europe T-Mobil (22.3m) : (28m)#1 In Infrastructure Ericsson: EricssonGlobal monthly SMSs/user 36: 36/userDevelopment of Radio Telephone NetworksSMS Sent Globally 1Q02 60 billion: 135 billionSMS sent in UK 6/02 1.3 billion: 03/04 2.1 billionhttp://www.cellular.co.za/stats/stats-main.htmPBN (CE74024-3) 2004Document Outline
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