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【正文】 synchronous Synchronous AsynchronousCore work GSM MAP ANSI41 GSM MAPCoherent demodulation Coherent demodulation Soft/hard handoff Soft/hard handoff Contents Basic Concepts of Mobile SystemDevelopment of Mobile CommunicationGSM Network ArchitectureCDMA Network ArchitectureObjectivesOn pletion of this section the student will be able to:theservicesUnderstand3servicesData Services032641281443842,000 Video StreamingVoiceText MessagingStill ImagingAudio StreamingElectronic newspaperHighquality videoconferenceTelephone (Voice)Voice MailEMailFax Electronic bookSports, news and weather report on demand Singing roomLowquality videoconferenceJPEG Still PhotosMobile RadioVideo Surveillance,Video Mail, TravelImageDataWeather, transportation, news, sports and securitiesMobile TVEmerceRemoteMedical ServiceDevelopment orientation of a workThere are 3 location technology standards: Location Services165。 Measurement of base station pilot phase Accuracy: 50~200m Response time: 3~6s165。 Name the frequency spectrum used in GSM208。 Name the two different cell types and understand why and when each would be used.208。 Understand the Characteristic of radio municationOn pletion of this section will be able to:The Division Of Radio FrequencyDifferent frequency has different propagation characteristicsThe Division Of Radio Frequency3003000GHzEHFExtremely HighFrequency30300GHzSHFSuper High Frequency330GHzUHFUltra High Frequency3003000MHzVHFVery High Frequency30300MHzHFHigh Frequency330MHzMFMedium Frequency3003000KHzLFLow Frequency30300KHzVLFVerylow Frequency330KHzVFVoice Frequency3003000HzELFExtremely LowFrequency30300Hz330HzDesignationClassificationFrequencyIMT2023 Frequency Assignment1850 1900 1950 2023 2050 2100 2150 2200 2250ITUEuropeUSA MSSPCSA D B BC D CEF A FE MSSReserveBroadcast872 890 905 915 917 935 950 960MHzTACS/GSM GSMETACS/ EGSMTACS/GSM GSMThe Frequency SpectrumSeparation: 95MHzChannel Bandwidth: 200KHzBase Station Receive PLMN service area......System area( over sight munication approach)Radio wave broadcast pathDownlink and UplinkDownlink (in GSM)Forward (in CDMA)Uplink (in GSM)Reverse (in CD
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