5朗讯CDMA主要参数及功能专题

LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionLucentWorldwideServices(LWS)CDMAWeMakeAnyNetworkMoreReliable,Secure,andEfficientLucentTechnologies–ProprietaryUsepursuanttocompanyinstruction––––––––––LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionLucentTechnologies–ProprietaryUsepursuanttocompanyinstructionRS-BKOFF,delayforthenextprobesequencePD-PersistenceTestDelayRT-PROBE_BKOFF,delayforthenextprobeIP-InitialpowerbasedonopenlooppowerestimationPI-PWR_STEP,powerincrementTA-TimetowaitforBSACKSystemTimeAccessProbeSequence1Seq2Seq3SeqMAX_REQ_SEQ(15max)RSPD*AccessProbe1IPPIPIAccessProbe2AccessProbe3AccessProbe1+NUM_STEP(16max)TARTSystemTime*ForrequestattemptonlyPDLucentTechnologies–ProprietaryUsepursuanttocompanyinstructionIPIP=-meaninputpower(dBm)-76+NOM_PWR+INIT_PWRTABS_ackTA=(2+acc_tmo)*80msecLucentTechnologies–ProprietaryUsepursuanttocompanyinstructionƒSectorsize:10miles––ƒ––LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionƒ––ƒ–––ƒ––LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionƒ–––ƒ––ƒ––LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionƒ––ƒ–ƒ–LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionPreambleMaxCapsuleSizeAccesstransmissionmaxlengthAccessSlotNAccessSlotN+1AccessSlotN+220msAccessChannelFrameExampleparametersMAX_CAP_SZ=1PAM_SZ=1AnAccessChannelslotis(1+PAM_SZ)+(3+MAX_CAP_SZ)AccessChannelframesinlength.SystemTime1+Pam_SZ3+MAX_CAP_SZ(1-16frames)(3-10frames)LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionƒ–––––LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionƒ–––LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionƒ––LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionbalancecallsetuptimeandmobilepowerconsumingdecreasemobilebatterylifeAddcallsetuptimeforterminationNMAX_SCIbalanceinterferenceandpowerrangewillnotexerciserangefullrangeofmobilepowerYPwrStepcorrectlyserforhighlyloadedsystemwon'tseefirstprobeExcessiveinterferenceYInitPwrcorrectlyserforhighlyloadedsystemwon'tseefirstprobeExcessiveinterferenceYNomPwrsettoresponsetimeofBSAckBSAcklaterthan2ndprobeexcessivedelayto2ndprobeYAccTmosettominimizedelaysprobecollisionsAddstodelayofsetupNMaxResSeqsettominimizedelaysprobecollisionsAddstodelayofsetupNMaxReqSeqsettominimizedelaysprobecollisionsAdddelayNBkoffsettominimizedelaysprobecollisionsAdddelayNProbeBkoffsettominimizedelaysprobecollisionsAdddelayNProbePnRanMissprobesAdddelayNPamSzalldialingsequencesshouldfitintooneprobemultipleprobesAdddelayYMaxCapSzfullrangeofmobilepowerquicklywillnotgetfullmobiletxrangeAdddelayYNumStepalwayspicklargerthanexpectedcellsizeMissprobesslowssearchingYCellSizeSetcorrectlySetLowSetHighModify(suggestion)ParameterbalancecallsetuptimeandmobilepowerconsumingdecreasemobilebatterylifeAddcallsetuptimeforterminationNMAX_SCIbalanceinterferenceandpowerrangewillnotexerciserangefullrangeofmobilepowerYPwrStepcorrectlyserforhighlyloadedsystemwon'tseefirstprobeExcessiveinterferenceYInitPwrcorrectlyserforhighlyloadedsystemwon'tseefirstprobeExcessiveinterferenceYNomPwrsettoresponsetimeofBSAckBSAcklaterthan2ndprobeexcessivedelayto2ndprobeYAccTmosettominimizedelaysprobecollisionsAddstodelayofsetupNMaxResSeqsettominimizedelaysprobecollisionsAddstodelayofsetupNMaxReqSeqsettominimizedelaysprobecollisionsAdddelayNBkoffsettominimizedelaysprobecollisionsAdddelayNProbeBkoffsettominimizedelaysprobecollisionsAdddelayNProbePnRanMissprobesAdddelayNPamSzalldialingsequencesshouldfitintooneprobemultipleprobesAdddelayYMaxCapSzfullrangeofmobilepowerquicklywillnotgetfullmobiletxrangeAdddelayYNumStepalwayspicklargerthanexpectedcellsizeMissprobesslowssearchingYCellSizeSetcorrectlySetLowSetHighModify(suggestion)ParameterLucentTechnologies–ProprietaryUsepursuanttocompanyinstructionƒInitialPWRinit_pwrProbe!LucentTechnologies–ProprietaryUsepursuanttocompanyinstruction2ƒ–ƒ–LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionTCATrafficchannelAssignmentLucentTechnologies–ProprietaryUsepursuanttocompanyinstructionTCAƒ––“”–“”ƒ––•——•——•——–LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionTCAƒ–ƒ–ƒ–ƒ–LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionTCACDMA2:f12G,58%;f23G35%.RFLoadingWeightFactor20%2GLoadPreferenceDelta30%3GLoadPreferenceDelta25%AllowSharing3G1XCarriery3Gidlef2f23GcapableTCAa.2Gf1f1=58%-20%-30%=8%f2=35%f1b.2Gf2f1=58%-30%=28%f2=35%-20%=15%f2c.3Gf2f1=58%,f2=35%-20%-25%=-10%f2LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionTCAƒ––ƒ––––ƒ––––LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionTCAseizures0LucentTechnologies–ProprietaryUsepursuanttocompanyinstructionTCAseizuresLucentTechnologies–ProprietaryUsepursuanttocompanyinstructionTCABalancedataandvoiceloadYSameasaboveNANAYSameasaboveNANAYSameasaboveNANAYSetaccordingtorealnetworkvoice/DataloadconfigurationNANAYAllowSharing3G1XCarriersuggesttosetRFNANANSetcorrectlySetLowSetHighModify(suggestion)ParameterLucentTechnologies–ProprietaryUsepursuanttocompanyinstructionLucentTechnologies–ProprietaryUse