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TECHNICAL SPECIFICATION
5G;
NR;
Requirements for support of radio resource management
(3GPP TS 38.133 version 15.3.0 Release 15)
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3GPP TS 38.133 version 15.3.0 Release 15 1 ETSI TS 138 133 V15.3.0 (2018-10)
Reference
RTS/TSGR-0438133vf30
Keywords
5G
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3GPP TS 38.133 version 15.3.0 Release 15 2 ETSI TS 138 133 V15.3.0 (2018-10)
Intellectual Property Rights
Essential patents
IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
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Foreword
This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP).
The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or
GSM identities. These should be interpreted as being references to the corresponding ETSI deliverables.
The cross reference between GSM, UMTS, 3GPP and ETSI identities can be found under
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Modal verbs terminology
In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and
"cannot" are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of
provisions).
"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.
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3GPP TS 38.133 version 15.3.0 Release 15 3 ETSI TS 138 133 V15.3.0 (2018-10)
Contents
Intellectual Property Rights . 2
Foreword . 2
Modal verbs terminology . 2
Foreword . 10
1 Scope . 11
2 References . 11
3 Definitions, symbols and abbreviations . 12
3.1 Definitions . 12
3.2 Symbols . 13
3.3 Abbreviations . 13
3.4 Test tolerances . 14
3.5 Frequency bands grouping . 14
3.5.1 Introduction. 14
3.5.2 NR operating bands in FR1 . 14
3.5.3 NR operating bands in FR2 . 15
3.6 Applicability of requirements in this specification version . 16
3.6.1 RRC connected state requirements in DRX . 16
3.6.2 Number of serving carriers . 16
3.6.2.1 Number of serving carriers for SA . 16
3.6.2.2 Number of serving carriers for EN-DC . 16
4 SA: RRC_IDLE state mobility . 17
4.1 Cell Selection . 17
4.2 Cell Re-selection . 17
4.2.1 Introduction. 17
4.2.2 Requirements . 17
4.2.2.1 UE measurement capability . 17
4.2.2.3 Measurements of intra-frequency NR cells . 18
4.2.2.4 Measurements of inter-frequency NR cells . 19
4.2.2.5 Measurements of inter-RAT E-UTRAN cells . 20
4.2.2.7 General requirements . 21
5 SA: RRC_INACTIVE state mobility . 21
5.1 Cell Re-selection . 21
5.1.1 Introduction. 21
5.1.2 Requirements . 22
5.1.2.1 UE measurement capability . 22
5.1.2.2 Measurement and evaluation of serving cell . 22
5.1.2.3 Measurements of intra-frequency NR cells . 22
5.1.2.4 Measurements of inter-frequency NR cells . 22
5.1.2.5 Measurements of inter-RAT E-UTRAN cells . 22
5.1.2.6 Maximum interruption in paging reception . 22
5.1.2.7 General requirements . 22
5.2 RRC_INACTIVE Mobility Control . 22
6 RRC_CONNECTED state mobility . 22
6.1 Handover . 22
6.1.1 NR Handover . 22
6.1.1.1 Introduction . 22
6.1.1.2 NR FR1 - NR FR1 Handover . 22
6.1.1.2.1 Handover delay . 22
6.1.1.2.2 Interruption time . 23
6.1.1.3 NR FR2- NR FR1 Handover . 23
6.1.1.3.1 Handover delay . 23
6.1.1.3.2 Interruption time . 23
6.1.1.4 NR FR2- NR FR2 Handover . 24
ETSI
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3GPP TS 38.133 version 15.3.0 Release 15 4 ETSI TS 138 133 V15.3.0 (2018-10)
6.1.1.4.1 Handover delay . 24
6.1.1.4.2 Interruption time . 24
6.1.1.5 NR FR1- NR FR2 Handover . 25
6.1.1.5.1 Handover delay . 25
6.1.1.5.2 Interruption time . 25
6.1.2 NR Handover to other RATs . 26
6.1.2.1 NR – E-UTRAN Handover . 26
6.1.2.1.1 Introduction . 26
6.1.2.1.2 Handover delay . 26
6.1.2.1.3 Interruption time . 26
6.2 RRC Connection Mobility Control. 26
6.2.1 SA: RRC Re-establishment . 26
6.2.1.1 Introduction . 26
6.2.1.2 Requirements . 27
6.2.1.2.1 UE Re-establishment delay requirement . 27
6.2.2 Random access . 28
6.2.2.1 Introduction . 28
6.2.2.2 Requirements . 28
6.2.2.2.1 Contention based random access . 28
6.2.2.2.2 Non-Contention based random access . 29
6.2.2.2.3 UE behaviour when configured with supplementary UL . 30
6.2.3 SA: RRC Connection Release with Redirection . 30
6.2.3.1 Introduction . 30
6.2.3.2 Requirements . 30
6.2.3.2.1 RRC connection release with redirection to NR . 30
6.2.3.2.2 RRC connection release with redirection to E-UTRAN . 31
7 Timing . 32
7.1 UE transmit timing . 32
7.1.1 Introduction. 32
7.2 UE timer accuracy . 33
7.2.1 Introduction. 33
7.2.2 Requirements . 33
7.3 Timing advance . 34
7.3.1 Introduction. 34
7.3.2 Requirements . 34
7.3.2.1 Timing Advance adjustment delay . 34
7.3.2.2 Timing Advance adjustment accuracy . 34
7.4 Cell phase synchronization accuracy . 34
7.4.1 Definition . 34
7.4.2 Minimum requirements . 34
7.5 Maximum Transmission Timing Difference . 34
7.5.1 Introduction. 34
7.5.2 Minimum Requirements for inter-band EN-DC . 34
7.5.3 Minimum Requirements for intra-band EN-DC . 35
7.5.4 Minimum Requirements for NR Carrier Aggregation . 35
7.6 Maximum Receive Timing Difference . 36
7.6.1 Introduction. 36
7.6.2 Minimum Requirements for inter-band EN-DC . 36
7.6.3 Minimum Requirements for intra-band EN-DC . 36
7.6.4 Minimum Requirements for NR Carrier Aggregation . 37
7.7 deriveSSB-IndexFromCell tolerance . 37
7.7.1 Minimum requirements . 37
8 Signalling characteristics . 37
8.1.2 Requirements for SSB based radio link monitoring . 38
8.1.2.1 Introduction . 38
8.1.3.1 Introduction . 41
8.1.3.2 Minimum requirement . 42
8.1.7.4 Scheduling availability of UE performing radio link monitoring on FR1 or FR2 in case of FR1-
FR2 inter-band CA . 46
8.2 Interruption . 46
ETSI
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3GPP TS 38.133 version 15.3.0 Release 15 5 ETSI TS 138 133 V15.3.0 (2018-10)
8.2.1.2 Requirements . 46
8.2.1.2.1 Interruptions at transitions between active and non-active during DRX . 46
8.2.1.2.3 Interruptions at SCell addition/release . 47
8.2.1.2.6 Interruptions at UL carrier RRC reconfiguration . 49
8.2.2.2.2 Interruptions at SCell activation/deactivation. 50
8.2.2.2.5 Interruption due to Active BWP switching Requirement . 51
8.3 SCell Activation and Deactivation Delay . 52
8.3.1 Introduction. 52
8.3.2 SCell Activation Delay Requirement for Deactivated SCell . 52
8.3.3 SCell Deactivation Delay Requirement for Activated SCell . 53
8.4 UE UL carrier RRC reconfiguration Delay . 54
8.4.1 Introduction. 54
8.4.2 UE UL carrier configuration Delay Requirement . 54
8.4.3 UE UL carrier deconfiguration Delay Requirement . 54
8.5 Link Recovery Procedures . 54
8.5.1 Introduction. 54
8.6 Active BWP switch delay . 62
8.6.1 Introduction. 62
8.6.2 UE active BWP switch delay . 62
8.7 L1-RSRP Computation for Reporting . 62
8.7.1 Introduction. 62
8.7.2 SSB based L1-RSRP Reporting . 63
8.7.3 CSI-RS based L1-RSRP Reporting . 63
9 Measurement Procedure . 63
9.1 General measurement requirement . 63
9.1.1 Introduction. 63
9.1.2 Measurement gap . 63
9.1.3 UE Measurement capability . 69
9.1.3.1 NSA: Monitoring of multiple layers using gaps. 69
9.1.3.2 NSA: Maximum allowed layers for multiple monitoring . 70
9.1.3.2a SA: Maximum allowed layers for multiple monitoring . 71
9.1.4 Capabilities for Support of Event Triggering and Reporting Criteria . 71
9.1.4.1 Introduction . 71
9.1.4.2 Requirements . 71
9.2 NR intra-frequency measurements . 72
9.2.1 Introduction. 72
9.2.2 Requirements applicability . 73
9.2.3 Number of cells and number of SSB . 73
9.2.4 Measurement Reporting Requirements . 73
9.2.5 Intrafrequency measurements with no measurement gaps . 74
9.2.6 Intrafrequency measurements with measurement gaps . 78
9.3 NR inter-frequency measurements . 80
9.3.1 Introduction. 80
9.3.2 Requirements applicability . 81
9.3.2.1 Void. 81
9.3.2.2 Void. 81
9.3.3 Number of cells and number of SSB .
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