(完整版)LTE信令基础知识_高中生题库网|高考真题|高考试题-「密云二中」

-

2021年2月22日发(作者：nylon)

MIB

主信息块

......... .................................................. .................................................. .............. 2

systemInformationBlockType1 SIB1

.................................. .................................................. .... 2

SI- sib2:

.................................................. .................................................. .................................. 4

SI- sib5:

.................. .................................................. .................................................. ................ 8

SI- sib6/sib7:

..... .................................................. .................................................. .................... 9

ATTAC H

流程详解

....................... .................................................. .......................................... 13

attachRequest:

........................... .................................................. ...................................... 13

rrcConnectionRequest:

...... .................................................. ............................................... 16

rrcConnectionSetup:

.

................................... .................................................. ..................... 16

rrcConnectionSetupComplete:

........................... .................................................. ............. 19

dlInformationTransfer:

..... .................................................. ................................................ 20

authenticationRequest:

.

................................ .................................................. ................... 21

authenticationResponse:

............................... .................................................. .................. 21

ulInformationTransfer:

..... .................................................. ................................................ 21

securityModeCommand:

....... .................................................. ........................................... 22

securityModeComplete:

...... .................................................. ............................................. 24

ueCapabilityEnquiry:

....... .................................................. ................................................. 24

ueCapabilityInformation:

... .................................................. .............................................. 25

rrcConnectionReconfigurat ion:

.................................. .................................................. ...... 25

rrcConnectionRecon figurationComplete:

................... .................................................. ..... 28

attachAccept:

.............. .................................................. .................................................. .... 29

activateDefaultEPSBe arerContextRequest:

.............................................. ........................ 31

activateDefaultEPSBearerContextAccept:

.................................................. ....................... 33

attachComplete:

............ .................................................. .................................................. . 33

MIB

主信息块

{

msg struBCCH-BCH-Message:

{

struBCCH-BCH-Message

{

message

{

dl- Bandwidth n100,

phich-Config

{

phich-Duration normal,

phich-Resource one

systemFrameNumber '11100101'B,

spare ''B

}

systemInformationBlockType1 SIB1

{

msg struBCCH-DL-SCH-Message:

{

struBCCH-DL-SCH-Message

{

message c1:systemInformationBlockType1:

{

cellAccessRelatedInfo

{

plmn-IdentityList

{

plmn-Identity

{

mcc

{

mnc

{

}

cellReservedForOperatorUse notReserved

}

trackingAreaCode '1110'B,

cellIdentity '1011'B,

cellBarred notBarred,

intraFreqReselection allowed,

csg-Indication FALSE

cellSelectionInfo

{

q-RxLevMin -64

freqBandIndicator 39,

schedulingInfoList

{

si-Periodicity rf16,

sib-MappingInfo

{

sibType3

}

{

si-Periodicity rf32,

sib-MappingInfo

{

sibType5

}

{

si-Periodicity rf64,

sib-MappingInfo

{

sibType6,

sibType7

}

tdd-Config

{

subframeAssignment sa2,

specialSubframePatterns ssp5

si-WindowLength ms40,

systemInfoValueTag 2

}

SI- sib2:

{

msg struBCCH-DL-SCH-Message:

{

struBCCH-DL-SCH-Message

{

message c1:systemInformation:

{

criticalExtensions systemInformation-r8:

{

sib-TypeAndInfo

{

sib2:

{

radioResourceConfigCommon

{

rach-ConfigCommon

{

preambleInfo

{

numberOfRA-Preambles n52,

preamblesGroupAConfig

{

sizeOfRA-PreamblesGroupA n28,

messageSizeGroupA b56,

messagePowerOffsetGroupB dB10

}

powerRampingParameters

{

powerRampingStep dB2,

preambleInitialReceivedTargetPower dBm-104

ra-SupervisionInfo

{

preambleTransMax n10,

ra-ResponseWindowSize sf10,

mac-ContentionResolutionTimer sf64

maxHARQ-Msg3Tx 5

bcch-Config

{

modificationPeriodCoeff n2

pcch-Config

{

defaultPagingCycle rf128,

nB oneT

prach-Config

{

rootSequenceIndex 391,

prach- ConfigInfo

{

prach- ConfigIndex 3,

highSpeedFlag FALSE,

zeroCorrelationZoneConfig 7,

prach-FreqOffset 8

}

pdsch- ConfigCommon

{

referenceSignalPower 15,

p-b 1

pusch-ConfigCommon

{

pusch-ConfigBasic

{

n-SB 4,

hoppingMode interSubFrame,

pusch-HoppingOffset 26,

enable64QAM TRUE

ul-ReferenceSignalsPUSCH

{

groupHoppingEnabled FALSE,

groupAssignmentPUSCH 0,

sequenceHoppingEnabled FALSE,

cyclicShift 0

}

pucch-ConfigCommon

{

deltaPUCCH-Shift ds1,

nRB-CQI 1,

nCS-AN 0,

n1PUCCH-AN 72

soundingRS-UL- ConfigCommon setup:

{

srs-BandwidthConfig bw0,

srs- SubframeConfig sc0,

ackNackSRS- SimultaneousTransmission TRUE,

srs-MaxUpPts true

uplinkPowerControlCommon

{

p0-NominalPUSCH -67,

alpha al07,

p0-NominalPUCCH -105,

deltaFList- PUCCH

{

deltaF-PUCCH- Format1 deltaF0,

deltaF-PUCCH-Format1b deltaF3,

deltaF-PUCCH- Format2 deltaF1,

deltaF-PUCCH-Format2a deltaF2,

deltaF-PUCCH- Format2b deltaF2

deltaPreambleMsg3 4

ul- CyclicPrefixLength len1

ue-TimersAndConstants

{

t300 ms1000,

t301 ms600,

t310 ms1000,

n310 n20,

t311 ms1000,

n311 n1

freqInfo

{

additionalSpectrumEmission 1

timeAlignmentTimerCommon sf10240

sib3:

{

cellReselectionInfoCommon

{

q-Hyst dB4

cellReselectionServingFreqInfo

{

s-NonIntraSearch 14,

threshServingLow 4,

cellReselectionPriority 7

intraFreqCellReselectionInfo

{

q-RxLevMin -64,

s-IntraSearch 29,

presenceAntennaPort1 FALSE,

neighCellConfig '01'B,

t-ReselectionEUTRA 1,

t-ReselectionEUTRA-SF

{

sf-Medium lDot0,

sf-High oDot75

}

s-IntraSearch-v920

{

s-IntraSearchP-r9 29,

s-IntraSearchQ-r9 5

s-NonIntraSearch-v920

{

s-NonIntraSearchP-r9 14,

s-NonIntraSearchQ-r9 4

q-QualMin-r9 -18

}

SI- sib3:

SI- sib5:

{

msg struBCCH- DL-SCH-Message:

{

struBCCH-DL- SCH-Message

{

message c1:systemInformation:

{

criticalExtensions systemInformation-r8:

{

sib-TypeAndInfo

{

sib5:

{

interFreqCarrierFreqList

{

dl-CarrierFreq 37900,

q-RxLevMin -64,

t-ReselectionEUTRA 1,

threshX-High 11,

threshX-Low 11,

allowedMeasBandwidth mbw100,

presenceAntennaPort1 FALSE,

cellReselectionPriority 7,

neighCellConfig '01'B,

q-OffsetFreq dB1

}

SI- sib6/sib7:

邻频频点列表和每个频点的重选参数

网邻频频点列表

和每个频点的重选参数

{

msg struBCCH- DL-SCH-Message:

{

struBCCH-DL- SCH-Message

{

message c1:systemInformation:

{

criticalExtensions systemInformation-r8:

{

sib-TypeAndInfo

{

sib6:

{

carrierFreqListUTRA-TDD

{

carrierFreq 10121,

cellReselectionPriority 3,

threshX-High 6,

threshX-Low 10,

q-RxLevMin -58,

p-MaxUTRA 24

{

carrierFreq 10114,

cellReselectionPriority 3,

threshX-High 6,

threshX-Low 10,

q-RxLevMin -58,

p-MaxUTRA 24

{

carrierFreq 10107,

cellReselectionPriority 3,

threshX-High 6,

threshX-Low 10,

q-RxLevMin -58,

p-MaxUTRA 24

{

carrierFreq 10100,

cellReselectionPriority 3,

threshX-High 6,

threshX-Low 10,

q-RxLevMin -58,

p-MaxUTRA 24

{

carrierFreq 10072,

cellReselectionPriority 3,

threshX-High 6,

threshX-Low 10,

q-RxLevMin -58,

p-MaxUTRA 24

}

t-ReselectionUTRA 2

sib7:

{

t-ReselectionGERAN 2,

carrierFreqsInfoList

}

{

carrierFreqs

{

startingARFCN 60,

bandIndicator dcs1800,

followingARFCNs explicitListOfARFCNs:

{

79,

78,

74,

66,

37,

}

commonInfo

{

cellReselectionPriority 1,

ncc-Permitted '11111111'B,

q-RxLevMin 0,

threshX-High 7,

threshX-Low 10

}

ATTACH

流程详解

attachRequest:

no-security-protection-MM- message:

{

msg-body attachRequest:

{

nAS-key-set- identifier

{

tsc native- security-context,

nAS-key-set-identifier nas- KSI6

ePS-attach-type

{

spare 0,

ePS-attach-type-value combined-attach

ePS-Mobile-Identity

{

type-of-identity guti,

odd-or-even- indic even-number-and-also-when-the-EPS-Mobile- Identity-is-used,

spare 15,

guti-body

{

mcc-mnc 6615040,

mME-Group-ID 33664,

mME-Code 16,

mTMSI -1073429223

}

ue-network-capability 'E0E0C0C0'H,

eSM-message- container

{

no-security- protection-SM-message

{

ePS-bearer-identity 0,

procedure-transaction-identity 1,

msg-body

{

msg-body pDNConnectivityRequest:

{

pDN-type

{

spare 0,

pDN-type-value iPv4

request-type

{

spare 0,

request-type-value initial- attach

protocol-configuration-options

{

ext 1,

spare 0,

configuration-protocol pPP-for-use- with-IP-PDP-type,

protocol-list-package

{

protocol-ID iPCP

protocol- content

{

contents '00000000'H

}

{

protocol-ID iP-address- allocation-via-NAS-signalling,

protocol- content

{

}

last-visited- registered-TAI

{

mcc-mnc 6615040,

tac 30750

dRX-parameter

{

sPLIT-PG-CYCLE-CODE 32,

cN- Specific-DRX-cycle-length-coefficient

cN-Specific-DRX-cycle- length-

coefficient-not-specified-by- the-MS,

sPLIT-on-CCCH split-pg-cycle-on-CCCH- is-not-supported-by-the-mobile-station,

non-DRX-timer no

old-LAI

{

mcc-mnc 6615040,

lac 30750

mobile-station- classmark2

{

spare1 0,

revision-level

used-by- mobile-stations-supporting-R99-or-later-versions- of-the-

protocol,

eS-IND option-is-not- implemented-in-the-MS,

a5or1 encryption- algorithm-A5or1-not-available,

rF-power- capability reserved,

spare2 0,

pS-capa pS- capability-not-present,

sS-Screen-Indicator defined2-in-3GPP-TS-24080,

sM-ca-pabi supported,

vBS no-VBS-capability-or-no- notifications-wanted,

vGCS no-VGCS-capability-or- no-notifications-wanted,

fC not- supported,

cM3 supported,

spare3 0,

lCSVA-CAP not- supported,

uCS2 the-ME-has-no- preference,

soLSA not-supported,

cMSP supported,

a5or3 encryption-algorithm-A5or3-not- available,

a5or2 encryption-algorithm-A5or2-not- available

}

rrcConnectionRequest:

{

msg struUL-CCCH-Message:

{

struUL-CCCH-Message

{

message c1:rrcConnectionRequest:

{

criticalExtensions rrcConnectionRequest-r8:

{

ue-Identity

randomValue:'11111'B,

establishmentCause mo- Signalling,

spare '0'B

}

rrcConnectionSetup:

{

msg struDL-CCCH-Message:

{

struDL-CCCH-Message

{

message c1:rrcConnectionSetup:

{

rrc-TransactionIdentifier 1,

criticalExtensions c1:rrcConnectionSetup-r8:

{

radioResourceConfigDedicated

{

srb- ToAddModList

{

srb-Identity 1,

rlc-Config explicitValue:am:

{

ul-AM-RLC

{

T-PollRetransmit ms45,

pollPDU pInfinity,

pollByte kBinfinity,

maxRetxThreshold t32

dl-AM-RLC

{

t-Reordering ms35,

t-StatusProhibit ms0

}

logicalChannelConfig explicitValue:

{

ul- SpecificParameters

{

priority 1,

prioritisedBitRate infinity,

bucketSizeDuration ms300,

logicalChannelGroup 0

}

mac-MainConfig explicitValue:

{

ul-SCH-Config

{

maxHARQ-Tx n5,

periodicBSR-Timer sf10,

retxBSR-Timer sf320,

ttiBundling FALSE

timeAlignmentTimerDedicated sf10240,

phr-Config setup:

{

periodicPHR-Timer sf1000,

prohibitPHR-Timer sf100,

dl-PathlossChange dB3

}

physicalConfigDedicated

{

pdsch-ConfigDedicated

{

p-a dB-3

pucch-ConfigDedicated

{

ackNackRepetition release:NULL,

tdd- AckNackFeedbackMode bundling

pusch- ConfigDedicated

{

betaOffset-ACK-Index 9,

betaOffset-RI-Index 5,

betaOffset-CQI-Index 12

uplinkPowerControlDedicated

{

p0-UE-PUSCH 0,

deltaMCS-Enabled en0,

accumulationEnabled TRUE,

p0-UE-PUCCH 0,

pSRS-Offset 5,

filterCoefficient fc6

tpc-PDCCH- ConfigPUCCH release:NULL,

tpc-PDCCH-ConfigPUSCH release:NULL,

cqi-ReportConfig

{

cqi-ReportModeAperiodic rm30,

nomPDSCH-RS- EPRE-Offset 0,

cqi- ReportPeriodic setup:

{

cqi-PUCCH-ResourceIndex 0,

cqi-pmi- ConfigIndex 33,

cqi-FormatIndicatorPeriodic

widebandCQI:NULL,

simultaneousAckNackAndCQI FALSE

}

soundingRS-UL- ConfigDedicated setup:

{

srs-Bandwidth bw2,

srs-HoppingBandwidth hbw0,

freqDomainPosition 0,

duration TRUE,

srs-ConfigIndex 10,

transmissionComb 0,

cyclicShift cs0

antennaInfo explicitValue:

{

transmissionMode tm2,

ue-TransmitAntennaSelection

setup:openLoop

schedulingRequestConfig setup:

{

sr-PUCCH- ResourceIndex 0,

sr- ConfigIndex 7,

dsr-TransMax n64

}

rrcConnectionSetupComplete:

{

msg struUL-DCCH-Message:

{

struUL-DCCH-Message

{

message c1:rrcConnectionSetupComplete:

{

rrc-TransactionIdentifier 1,

criticalExtensions c1:rrcConnectionSetupComplete-r8:

{

selectedPLMN-Identity 1,

registeredMME

{

mmegi '1000'B,

mmec '00010000'B

dedicatedInfoNAS

'17BFF99C51 020741620BF664F000838010C004C51904E0E0C0C0001D0201 D1100

1000000000A005264F000781E5C2000136 4F000781E11034F18945

D0104'H

}

dlInformationTransfer:

{

msg struDL-DCCH-Message:

{

struDL-DCCH-Message

{

message c1:dlInformationTransfer:

{

rrc-TransactionIdentifier 1,

criticalExtensions c1:dlInformationTransfer-r8:

{

dedicatedInfoType

dedicatedI nfoNAS:'2764DF01D3010752008FC74FAAFCAC8CC8006577A0 EB8072E5101E2DD10D1

5CF800045D478AEAE680 FF9'H

}

authenticationRequest:

no-security-protection-MM- message:

{

msg-body authenticationRequest:

{

spare-half-octet 0,

key-set-identifier

{

spare 0,

nAS-key-set-identifier nas- KSI0

authentication-parameter-RAND '8FC74FAAFCAC8CC8006577A0EB8072E5'H,

authentication-parameter-AUTN '1E2DD10D15CF800045D478AEAE680FF9'H

}

authenticationResponse:

no-security-protection-MM- message:

{

msg-body authenticationResponse:

{

authentication-response-parameter 'CB9DC7E08A2630B6'H

}

ulInformationTransfer:

{

msg struUL-DCCH-Message:

{

struUL-DCCH-Message

{

message c1:ulInformationTransfer:

{

criticalExtensions c1:ulInformationTransfer-r8:

{

dedicatedInfoType

dedicatedI nfoNAS:'27B5A82BC903075308CB9DC7E08A2630B6'H

}

securityModeCommand:

security-command-msg:

{

message-authentication-code '6F564A16'H,

sequence-number 0,

nas-message

{

msg-body securityModeCommand:

{

selected-NAS-security-algorithms

{

spare1 0,

type-of-ciphering-algorithm ePS-encryption-algorithm-EEA0,

spare2 0,

type-of-integrity-protection-algorithm ePS-integrity-algorithm-128-EIA2

spare-half- octet 0,

nas-key-set-identifier

{

tsc native-security-context,

nAS-key-set-identifier nas- KSI0

replayed-UE-security-capabilities

{

eEA

{

eEA0 1,

eEA1 1,

eEA2 1,

eEA3 0,

eEA4 0,

eEA5 0,

eEA6 0,

eEA7 0

eIA

{

eIA0 1,

eIA1 1,

eIA2 1,

eIA3 0,

eIA4 0,

eIA5 0,

eIA6 0,

eIA7 0

uEA

{

uEA0 1,

uEA1 1,

uEA2 0,

uEA3 0,

uEA4 0,

uEA5 0,

uEA6 0,

uEA7 0

uIA

{

spare 0,

uIA1 1,

uIA2 0,

uIA3 0,

uIA4 0,

uIA5 0,

uIA6 0,

uIA7 0

}

iMEISV-request

{

spare 0,

iMEISV-request-value iMEISV- requested

}

securityModeComplete:

no-security-protection-MM- message:

{

msg-body securityModeComplete:

{

iMEISV

{

type-of-identity iMEISV,

odd-or-even- indic even-number-and-also-when-the-EPS-Mobile- Identity-is-

used,

other-body

}

ueCapabilityEnquiry:

{

msg struDL-DCCH-Message:

{

struDL-DCCH-Message

{

message c1:ueCapabilityEnquiry:

{

rrc-TransactionIdentifier 1,

criticalExtensions c1:ueCapabilityEnquiry-r8:

{

ue-CapabilityRequest

{

eutra,

utra,

geran-cs,

geran-ps,

cdma2000-1XRTT

}

ueCapabilityInformation:

{

msg struUL-DCCH-Message:

{

struUL-DCCH-Message

{

message c1:ueCapabilityInformation:

{

rrc-TransactionIdentifier 1,

criticalExtensions c1:ueCapabilityInformation-r8:

{

ue-CapabilityRAT-ContainerList

{

rat-Type eutra,

ueCapabilityRAT-Container

ueEutraCap:'C5AC0C1F83F07E0FD1D0'H

}

rrcConnectionRe configuration:

{

msg struDL- DCCH-Message:

{

struDL-DCCH- Message

{

message c1:rrcConnectionReconfiguration:

{

rrc-TransactionIdentifier 1,

criticalExtensions c1:rrcConnectionReconfiguration-r8:

{

dedicatedInfoNASList

{

'27BEE1C7790064F000781E00415201C1D6E65740 66D6E633030370

66D6363343635010A0F800E5E 04FEFE9E6C271480108106D38AF5

B48306D38AF 064500BF664F000838010C004C51A1364F000781E640100'H

radioResourceConfigDedicated

{

srb- ToAddModList

{

srb-Identity 2,

rlc-Config explicitValue:am:

{

ul-AM-RLC

{

t-PollRetransmit ms45,

pollPDU pInfinity,

pollByte kBinfinity,

maxRetxThreshold t32

dl-AM-RLC

{

t-Reordering ms35,

t-StatusProhibit ms0

}

logicalChannelConfig explicitValue:

{

ul- SpecificParameters

{

priority 3,

prioritisedBitRate infinity,

bucketSizeDuration ms300,

logicalChannelGroup 0

}

drb-ToAddModList

{

eps- BearerIdentity 5,

drb-Identity 1,

pdcp-Config

{

discardTimer infinity,

rlc-AM

{

statusReportRequired TRUE

headerCompression notUsed:NULL

rlc-Config am:

{

ul-AM-RLC

{

t-PollRetransmit ms40,

pollPDU p32,

pollByte kB25,

maxRetxThreshold t32

dl-AM-RLC

{

t-Reordering ms50,

t-StatusProhibit ms50

}

logicalChannelIdentity 3,

logicalChannelConfig

{

ul-SpecificParameters

{

priority 9,

prioritisedBitRate kBps8,

bucketSizeDuration ms300,

logicalChannelGroup 3

}

physicalConfigDedicated

{

cqi-ReportConfig

{

cqi-ReportModeAperiodic rm30,

nomPDSCH-RS- EPRE-Offset 0,

cqi- ReportPeriodic setup:

{

cqi-PUCCH-ResourceIndex 0,

cqi-pmi- ConfigIndex 33,

cqi-FormatIndicatorPeriodic

widebandCQI:NULL,

simultaneousAckNackAndCQI TRUE

}

antennaInfo explicitValue:

{

transmissionMode tm2,

ue-TransmitAntennaSelection release:NULL

schedulingRequestConfig setup:

{

sr-PUCCH- ResourceIndex 0,

sr- ConfigIndex 17,

dsr-TransMax n64

}

rrc ConnectionReconfigurationComplete:

{

msg struUL-DCCH-Message:

{

struUL-DCCH-Message

{

message c1:rrcConnectionReconfiguration Complete:

{

rrc- TransactionIdentifier 1,

criticalExtensions rrcConnectionReconfi gurationComplete-r8:

{

}

attachAccept:

no-security-protection-MM- message:

{

msg-body attachAccept:

{

spare-half- octet 0,

ePS-attach- result combined-EPS-attach,

t3412-value

{

unit value-is-incremented-in-multiples- of-decihours,

timer-value 9

tAI-list

{

spare 0,

type-of-list

list-of-TACs-belonging-to-one-PLMN- with-non-consecutive-

TAC- values,

number-of- elements 0,

partial- tracking-area-identity-list1

{

mcc-mnc 6615040,

tac 30750,

other-tac

{

}

eSM-message- container

{

no-security- protection-SM-message

{

ePS-bearer-identity 5,

procedure-transaction-identity 1,

msg-body

{

msg-body activateDefaultEPSBearerContextRequest:

{

ePS-QoS

{

qCI 6

access-point- name

{

pDN-address

{

spare 0,

pDN-type-value iPv4,

address-information '0A0F800E'H

aPN-AMBR

{

aPN-AMBR-for-downlink 254,

aPN-AMBR-for- uplink 254,

aPN-AMBR-for-downlink-extended 158,

aPN-AMBR-for-uplink-extended 108

protocol-configuration-options

{

ext 1,

spare 0,

configuration-protocol pPP-for-use- with-IP-PDP-type,

protocol-list-package

{

protocol-ID iPCP

protocol- content

{

contents 'D38AF5B48306D38AF064'H

}

gUTI

{

type-of-identity guti,

odd-or-even- indic even-number-and-also-when-the-EPS-Mobile- Identity-is-

used,

spare 15,

guti-body

{

mcc-mnc 6615040,

mME-Group-ID 33664,

mME-Code 16,

mTMSI -1073429222

}

lAI

{

mcc-mnc 6615040,

lac 30750

eps-network- feature-support

{

spare 0,

lcs not- supported,

emc not-supported,

ims-vops not- supported

}

act ivateDefaultEPSBearerContextRequest:

no-security-protection-SM- message:

{

ePS-bearer- identity 5,

procedure-transaction-identity 1,

msg-body activateDefaultEPSBearerContextRequest:

{

ePS-QoS

{

qCI 6

access-point- name

{

pDN-address

{

spare 0,

pDN-type-value iPv4,

address-information '0A0F800E'H

aPN-AMBR

{

aPN-AMBR-for-downlink 254,

aPN-AMBR-for- uplink 254,

aPN-AMBR-for-downlink-extended 158,

aPN-AMBR-for-uplink-extended 108

protocol-configuration-options

{

ext 1,

spare 0,

configuration-protocol pPP-for-use- with-IP-PDP-type,

protocol-list-package

{

protocol-ID iPCP

protocol- content

{

contents 'D38AF5B48306D38AF064'H

}

activateDefaultEPSBearerContextAccept:

no-security-protection-SM- message:

{

ePS-bearer- identity 5,

procedure-transaction-identity 0,

msg-body activateDefaultEPSBearerContextAccept:

{

}

attachComplete:

no-security-protection-MM- message:

{

msg-body attachComplete:

{

eSM-message- container

{

no-security- protection-SM-message

{

ePS-bearer-identity 5,

procedure-transaction-identity 0,

msg-body

{

msg-body activateDefaultEPSBearerContextAccept:

{

}

切换

TD- LTE

系统内切换分三类：

基于

接口的切换

基于

接口的切换

eNB

内的切换

1.1.

基于

接口的切换

TD-LTE

基于

切换信令流程如下：

源

eNB

侧信令如下：

序号

标准接口消息类型

消息方向

接收自

发送到

eNB

接收自

eNB

发送到

eNB

接收自

eNB

measurementReport

handoverRequest

handoverRequestAcknowledge

rrcConnectionReconfiguration

sNStatusTransfer

uEContextRelease

目标

eNB

侧信令如下：

序号

标准接口消息类型

消息方向

handoverRequest

handoverRequestAcknowledge

sNStatusTransfer

pathSwitchRequest

pathSwitchRequestAcknowledge

uEContextRelease

接收自

eNB

发送到

eNB

接收自

eNB

发送到

MME

接收自

MME

发送到

eNB

1.1.1.

Measurement Report

当

UE

完成测量后，会依照测量报告配置对报告条件进行评估，当设定条件满足时，

会将测量结果填入

Measure mentReport

消息，发送给

eNB

。该消息携带主要

如下：

measId

上报测量报告的测量标识，与

measurementControl

消息一致。

measResultServCell

服务小区测量结果，包括

rsrp Result

和

rsrqResul t

。

measResultNeighCells

邻小区测量结果。

信令解码如下：

-RRC-MSG :

|_msg :

|_struUL-DCCH-Message :

|_struUL-DCCH- Message :

|_message :

|_c1 :

|_measurementReport :

|_criticalExtensions :

|_c1 :

|_measurementReport-r8 :

|_measResults :

|_measId :

---- 0x1(1) ----

|_measResultPCell :

|_rsrpResult :

---- 0x3e(62) ----

|_rsrqResult :

---- 0x12(18) ----

|_measResultNeighCells :

|_measResultListEUTRA :

|_MeasResultEUTRA :

|_physCellId :

---- 0x7c(124) ----

|_measResult :

|_rsrpResult :

---- 0x43(67) ----

1.1.2.

Handover Request

源

eNB

收到

MeasurementReport

消息后，进行切换判决，决定进行切换，然后向目标

eNB

发送

han doverRequest

消息，

请求目标

eNB

为切换预留资源，

该消息携带了必要的信息，

包括：切换原因、目标小区

、

-

-

-

-

-

-

-

-

本文更新与2021-02-22 17:22，由作者提供，不代表本网站立场，转载请注明出处：https://www.bjmy2z.cn/gaokao/669491.html

返回列表：英语

上一篇：上海牛津英语8A教案M2U
下一篇：ASIO基础知识

当前您在：主页 > 英语 >

(完整版)LTE信令基础知识

-

-

-

-

-

-

-

-

-

返回列表：英语

(完整版)LTE信令基础知识的相关文章

人生最落魄最穷的感悟人性的句子,人生最落魄最穷的感悟人性的句子图片

女神节祝福语句简短唯美,女神节祝福语句简短唯美图片

正能量句子励志短句子及感悟,很暖很治愈的短句

每日清晨祝福语大全,每日清晨祝福语大全遂宁

处理婆媳关系最好的办法,敢和婆婆翻脸的女人

给领导早晨的祝福短信,给领导早上问候语正能量

杨绛先生关于读书的经典

给团队打气激励的句子名

王者荣耀国服诸葛亮是谁

人生,就是三句话(精辟)白

关于拼搏的名言名句名诗

心情低落的图片一个人背

记录孩子开心时刻的句子

人生很短,余生很贵,好好珍

台湾作家龙应台经典语录

形容感情一路走来不容易

张爱玲名言名句,经典语录

熬过最难最经典的语句接

让前任瞬间流泪的句子1

励志的人生格言图片带字

关于2023励志的句子经典语

杨绛先生情感语录大全,杨

适合心情低落的句子100字

三国志战略九游版下载,三

当前您在： 主页 > 英语 >

-

-

-

-

-

-

-

-

-

(完整版)LTE信令基础知识的相关文章

当前您在：主页 > 英语 >