№ files_lp_4_process_3_094119
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This document details the introduction of a new UE capability to address intra-band requirements for inter-band EN-DC/NE-DC in the context of 5G architecture, specifically for network compatibility and allocation.
Year:
2020
Region / city:
Online
Topic:
Radio Access Network, Core Network
Document type:
Change Request
Organization / institution:
3GPP
Author:
NTT DOCOMO, INC., Qualcomm Incorporated
Target audience:
3GPP Working Groups, Network Engineers
Effective period:
2020-02-19 to 2020-03-06
Approval date:
2020-02-19
Date of amendments:
None
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Organization:
3GPP
Working Group:
TSG-RAN WG4
Meeting:
RAN4#112
Document Number:
R4-2413028
Location:
Maastricht, Netherlands
Meeting Dates:
19–23 August 2024
Source:
Huawei, HiSilicon
Agenda Item:
8.1.1.1.1
Document Status:
Approval
Topic:
PC1.5 intra-band uplink carrier aggregation
Technical Scope:
PCMAX and PCMAX,c definitions
UE Architectures:
Dual-PA, TxD (Dual Tx)
Standards Referenced:
TS 38.101-1
3GPP Release:
Release 19
Related Work Items:
Higher power UE, UE RF enhancements for NR FR1/FR2 and EN-DC
References:
R4-2410750, RP-240828
Year:
2020
Region / City:
Online
Subject:
5G NR FR1 DAPS Handover
Document Type:
Change Request
Organization:
3GPP TSG-RAN WG4
Author:
Huawei, HiSilicon
Target Audience:
NR protocol engineers and implementers
Work Item Code:
NR_Mob_enh-Core
Release:
Rel-16
Date Submitted:
2020-01-15
Revision:
1
Clauses Affected:
6.1.3.2, 6.1.3.2.1, 6.1.3.2.2
Tables Included:
Table 6.1.3.2-1, Table 6.1.3.2.2-1, Table 6.1.3.2.2-2, Table 6.1.3.2.2-3
References:
TS 38.331, TS 38.211, TS/TR specifications
Category:
F (Correction)
Year:
2020
Region / city:
International
Subject:
Telecommunications / 5G NR
Document type:
Change Request
Organization:
3GPP TSG-RAN WG4
Author:
ZTE Corporation
Target audience:
NR equipment vendors and standardization members
Work item code:
NR_newRAT-Core
Release:
Rel-15
Category:
F (correction)
Date issued:
2020-08-01
Meeting:
3GPP TSG-RAN WG4 Meeting #96-e, 17th – 28th Aug., 2020
Clauses affected:
5.2A.1
Related specifications:
TS 38.101-2, 38.521-2
Year:
2026
Location:
Gothenburg Metropolitan Area, Sweden
Document type:
Change Request
Organization:
3GPP TSG-RAN4
Author:
Nokia
Work item code:
NonCol_intraB_ENDC_NR_CA_Ph2-Perf
Release:
Rel-19
Category:
B
Date submitted:
2026-02-12
Clauses affected:
5.1.1.3, 5.1.1.7.3, 5.2A.3.6, A.3.2.2.2
Source to WG:
Nokia
Source to TSG:
R4
Summary:
Introduces PDSCH demodulation requirements for UE Type 4 in intra-band non-collocated EN-DC/NR-CA Phase 2 and specifies minimum and reference measurement conditions for non-colocated scenarios.
Year:
2026
Location:
Gothenburg, Sweden
Subject:
5G NR Carrier Aggregation Technical Report
Document Type:
Technical Paper (TP)
Organization:
3GPP TSG-RAN WG4
Authors:
Nokia, Verizon
Intended Audience:
3GPP Working Group Members
Agenda Item:
5.6.3
Purpose:
Approval
Frequency Bands:
n13, n77
Channel Bandwidths:
Detailed per CA configuration
Harmonics and Intermodulation Analysis:
Included
Cross-band Isolation:
Analyzed
Year:
2026
Location:
Gothenburg Metropolitan Area, Sweden
Document Type:
Change Request
Work Item Code:
NR_ENDC_RF_Ph4-Core
Source Organizations:
Skyworks Solutions Inc., Qualcomm, Murata, Apple, MediaTek
Target Group:
3GPP TSG-RAN4
Release:
Rel-19
Category:
F (correction)
Date of Submission:
2026-01-30
Clauses Affected:
7.3A.2.3.1.2, Table 7.3A.5-1, Table 7.3A.5-1a, Table 7.3A.5-1b, Table 7.3A.5-2a, Table 7.3A.5-2b
Technical Focus:
UL DeltaMSD adjustments, intra-band ULCA configurations, HPUE MSD corrections
Tables Included:
Table 7.3A.5-1, Table 7.3A.5-1a, Table 7.3A.5-1b, Table 7.3A.5-2a, Table 7.3A.5-2b
Revision History:
Detailed corrections for 1UL band 2CC and intermodulation interference
Year:
2024
Region / City:
Sophia Antipolis, France
Topic:
Telecommunication
Document Type:
Technical Report
Organization / Institution:
3rd Generation Partnership Project (3GPP)
Author:
3GPP Organizational Partners
Target Audience:
Telecommunication professionals, engineers
Period of Validity:
Future development work within 3GPP
Approval Date:
Not yet approved
Amendment Date:
None
Context:
A technical report on inter-band carrier aggregation configurations for Release 19 of NR, including co-existence studies and requirements for various frequency bands.
Year:
2024
Region / City:
Orlando, US
Subject:
Change Request for 3GPP Specifications
Document Type:
Change Request
Organization / Institution:
3GPP
Author:
Huawei, HiSilicon, KT, KT SAT
Target Audience:
3GPP Working Groups, Technical Stakeholders
Period of Validity:
Rel-19
Approval Date:
07-11-2024
Modification Date:
N/A
Category:
B
Release:
Rel-19
Work Item Code:
DC_R19_xBLTE_yBNR
Reason for Change:
Update TS 38.101-3 to include new inter-band EN-DC configurations for FR1 (four bands)
Note:
Contextual Description
Year:
2020
Region / City:
Sophia Antipolis, France
Topic:
Radio Access Networks, Carrier Aggregation, Dual Connectivity
Document Type:
Technical Report
Organization:
3rd Generation Partnership Project (3GPP)
Author:
3GPP Organizational Partners
Target Audience:
Telecommunication professionals, 3GPP members
Period of validity:
Not specified
Approval Date:
Not specified
Amendments Date:
Not specified
Year:
2021
Region / city:
Electronic Meeting
Topic:
Simultaneous RxTx capability for FR2 inter-band CA
Document Type:
Meeting draft
Organization / Institution:
3GPP TSG-RAN WG4
Author:
ZTE Corporation
Target Audience:
3GPP TSG-RAN WG4 participants, telecom industry professionals
Period of Validity:
N/A
Approval Date:
N/A
Date of Changes:
N/A
Context:
Technical meeting draft discussing simultaneous RxTx capability for FR2 inter-band CA with different options and company feedback for implementation in current technical specifications.
Year:
2024
Region / City:
Sophia Antipolis, France
Topic:
Telecommunications, Radio Access Networks
Document Type:
Technical Report
Organization / Institution:
3GPP
Author:
3GPP
Target Audience:
Telecommunications industry professionals
Period of validity:
None specified
Approval Date:
Not specified
Amendment Date:
Not specified
Intended Use:
Future development within 3GPP
Copyright Holder:
3GPP Organizational Partners
Coexistence Analysis:
Detailed coexistence analysis for various DC configurations
Band Combinations:
LTE and NR configurations
Annexes:
Additional guidelines, change history
Context:
A technical report detailing the dual connectivity configurations for LTE and NR networks, developed under the 3rd Generation Partnership Project (3GPP), focused on specific band combinations for release 19.
Year:
2022
Region / City:
Global
Topic:
Telecommunication, Scheduling Restrictions
Document Type:
Change Request
Organization / Institution:
3GPP
Author:
Ericsson
Target Audience:
3GPP Members, Telecom Engineers
Effective Period:
Not specified
Approval Date:
2022-01-10
Date of Changes:
Not specified
Work Item Code:
NR_RF_FR2_req_enh2-Core
Release:
Rel-17
Category:
B
Change Reason:
FR2 inter-band DL CA scheduling restrictions introduction
Affected Clauses:
9.2.5.3.3, 9.10.2.6.2, 8.1.7.3, 8.5.7.3, 8.5.8.3, 9.5.6.3, 9.8.6.3
Other Affected Specifications:
Test specifications, O&M Specifications
Related Change Requests:
Not specified
Year:
2026
Region / City:
Gothenburg, SE
Topic:
UE Power Class 1, inter-band configurations, signaling support
Document Type:
Technical Report
Organization / Institution:
3GPP
Author:
Chan Fernando
Target Audience:
RAN2, RAN3
Effective Period:
Release-19
Approval Date:
February 2026
Date of Changes:
None
Contextual Description:
Technical document from the 3GPP RAN4 group, detailing actions and signaling required for supporting UE Power Class 1 in inter-band configurations for uplink carrier aggregation and dual connectivity.
Year:
2021
Organization:
3rd Generation Partnership Project (3GPP)
Technical Specification Group:
Radio Access Network
Document Type:
Technical Report
Release:
17
Scope:
NR inter-band carrier aggregation and dual connectivity for 2 DL bands with 1 or 2 UL bands
Status:
For development purposes within 3GPP only, not for implementation
Copyright:
© 2019, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC)
Languages:
English
Target Audience:
3GPP members and technical developers
Content Coverage:
Definitions, operating bands, channel bandwidths, UE co-existence, REFSENS requirements, ∆TIB and ∆RIB values, OOB blocking exception requirements
Source Type:
Technical standard report
Year:
2024
Location:
Maastricht, Netherlands
Organization:
3GPP TSG-RAN WG4
Contributors:
Verizon, Skyworks Solutions Inc., Qualcomm, Ericsson, Samsung
Document type:
Technical Proposal (TP)
Reference:
TR 38.719-02-01, 38.101-1, R4-2407231, R4-2408845
Agenda item:
x.x.x
Purpose:
Discussion/Approval
Frequency bands:
n2, n5, n48, n66
Channel bandwidths:
4–40 MHz
CA combinations:
PC3 BCS4/5 inter-band uplink CA
Analysis focus:
Harmonics, harmonic mixing, cross-band isolation
Methodology:
2 band DL, 1 or 2 band UL inter-band combination
Year:
2026
Region / City:
Gothenburg Metropolitan Area, Sweden
Topic:
Telecommunications, Radio Access Network
Document Type:
Change Request
Organization / Institution:
3GPP RAN4
Author:
Qualcomm, T-Mobile USA, Verizon, AT&T, Skyworks, Ericsson, Samsung, Nokia
Target Audience:
Technical stakeholders in telecommunications
Effective Period:
2026-02-09 to 2026-02-13
Approval Date:
2026-01-29
Modification Date:
N/A
Proposed Change:
4Tx inter-band UL CA feature addition
Work Item Code:
TEI19
Release:
Rel-19
Category:
B (Addition of feature)
Reason for Change:
Enable 4Tx inter-band UL CA for improved network performance
Summary of Change:
New table for per-band power classes, enabling additional inter-band UL CA configurations
Consequences if not approved:
RAN plenary task incomplete; operators unable to commercialize inter-band UL CA with 4Tx
Clauses Affected:
6.2H.3, 6.2L.3, 7.3A.2.3
Change Request History:
Revision 1