06_GSM_System_OverviewGSM System Overview1O GSM t ¨J ¤ A ù ¤ qy{BwqBê°eA°ò±`CGSM U-¤l¨tBLuq¤-±B¤÷ùUP Group SpecialGSM W Global System for Mobile Communication, ¤]° Mobile, xì°q¨t , O{¤¨jv¤GN°q°T ¨t . b±°Q GSM w ó¨ P [ c L ¤ { w\\hüa¤è 4, ISDN, H h \\ v - l ¤ . ¨O]° . , |o{ GSM h \\ GSM PL ¨ u L uq T ° ó¨ features O¨AMPS P IS-¨p , 1984 ~ , ¨w network architecture, signaling protocol, open interface GSM3 (a working group of GSM) ¨üì ISDN -ìhy , ] service definition M signaling protocol ¨ü ISDN vj¤ T . ¨¤§@ , KO¨ OSI (Open System Interconnection) layered model. Reference (1/2)[1] Wireless and Mobile Network ArchitecturesA Y-Bing Lin and Imrich ChlamtacA Wiley Computer PublishingC [2] Mobile and Wireless NetworksA Uyless BlackA Prentice HallC [3] The GSM System for Mobile CommunicationA M……
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