3GPP TR 38.881 – Study on lower MSD for inter-band CA/EN-DC/DC combinations
3GPPTR38_series38.881
Related Spec
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- TR 38.803 Study on new radio access technology: Radio Frequency (RF) and co-existence aspects
- TR 38.804 Study on new radio access technology Radio interface protocol aspects
- TR 38.805 Study on new radio access technology; 60 GHz unlicensed spectrum
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- TR 38.807 Study on requirements for NR beyond 52.6 GHz
- TR 38.808 Study on supporting NR from 52.6 GHz to 71 GHz
- TR 38.809 NR; Background for integrated access and backhaul radio transmission and reception
- TR 38.810 NR; Study on test methods
- TR 38.811 Study on New Radio (NR) to support non-terrestrial networks
- TR 38.812 Study on Non-Orthogonal Multiple Access (NOMA) for NR
- TR 38.813 New frequency range for NR (3.3-4.2 GHz)
- TR 38.814 New frequency range for NR (4.4-5.0 GHz)
- TR 38.815 New frequency range for NR (24.25-29.5 GHz)
- TR 38.816 Study on Central Unit (CU) - Distributed Unit (DU) lower layer split for NR
- TR 38.817-01 General aspects for User Equipment (UE) Radio Frequency (RF) for NR
- TR 38.817-02 General aspects for Base Station (BS) Radio Frequency (RF) for NR
- TR 38.818 General aspects for Radio Resource Management (RRM) and demodulation for NR
- TR 38.819 LTE Band 65 for NR (n65)
- TR 38.820 Study on the 7 to 24 GHz frequency range for NR
- TR 38.821 Solutions for NR to support Non-Terrestrial Networks (NTN)
- TR 38.822 NR; User Equipment (UE) feature list
- TR 38.823 Study of further enhancement for disaggregated gNB
- TR 38.824 Study on physical layer enhancements for NR ultra-reliable and low latency case (URLLC)
- TR 38.825 Study on NR industrial Internet of Things (IoT)
- TR 38.826 Study on evaluation for 2 receiver exception in Rel-15 vehicle mounted User Equipment (UE) for NR
- TR 38.827 Study on radiated metrics and test methodology for the verification of multi-antenna reception performance of NR User Equipment (UE)
- TR 38.828 Cross Link Interference (CLI) handling and Remote Interference Management (RIM) for NR
- TR 38.830 Study on NR coverage enhancements
- TR 38.831 User Equipment (UE) Radio Frequency (RF) requirements for Frequency Range 2 (FR2)
- TR 38.832 NR; Study on enhancement of Radio Access Network (RAN) slicing
- TR 38.833 Further enhancement on NR demodulation performance
- TR 38.834 Measurements of User Equipment (UE) Over-the-Air (OTA) performance for NR FR1; Total Radiated Power (TRP) and Total Radiated Sensitivity (TRS) test methodology
- TR 38.835 Study on XR enhancements for NR
- TR 38.836 Study on NR sidelink relay
- TR 38.837 UE RF Requirements for Transparent Tx Diversity (TxD) for NR
- TR 38.838 Study on XR (Extended Reality) evaluations for NR
- TR 38.839 Principles and requirements for simultaneous Rx/Tx band combinations for NR CA/DC, NR SUL and LTE/NR DC
- TR 38.840 Study on User Equipment (UE) power saving in NR
- TR 38.841 High power UE for NR inter-band Carrier Aggregation with 2 bands downlink and x bands uplink (x =1,2)
- TR 38.842 High power User Equipment (UE) (power class 2) for NR inter-band Carrier Aggregation (CA) and Supplementary Uplink (SUL) configurations with x (x>2) bands DL and y (y=1, 2) bands UL
- TR 38.843 Study on Artificial Intelligence (AI)/Machine Learning (ML) for NR air interface
- TR 38.844 Study on Efficient utilization of licensed spectrum that is not aligned with existing NR channel bandwidth
- TR 38.845 Study on scenarios and requirements of in-coverage, partial coverage, and out-of-coverage NR positioning use cases
- TR 38.846 Study on simplification of band combination specification
- TR 38.847 New frequency range for NR (47.2 – 48.2 GHz)
- TR 38.849 Introduction of 6GHz NR unlicensed operation
- TR 38.851 User Equipment (UE) Further enhancements of NR RF requirements for frequency range 2 (FR2)
- TR 38.852 Introduction of 1900MHz NR band for Europe for Rail Mobile Radio (RMR)
- TR 38.853 Introduction of 900MHz NR band for Europe for Rail Mobile Radio (RMR)
- TR 38.854 NR support for high speed train scenario in frequency range 2 (FR2)
- TR 38.855 Study on NR positioning support
- TR 38.856 Study on local NR positioning in NG-RAN
- TR 38.857 Study on NR positioning enhancements
- TR 38.858 Study on evolution of NR duplex operation
- TR 38.859 Study on expanded and improved NR positioning
- TR 38.860 Study on extended 600MHz NR band
- TR 38.861 Study on high power UE (power class 2) for one NR FDD band
- TR 38.862 Study on band combination handling in RAN4
- TR 38.863 Non-terrestrial networks (NTN) related RF and co-existence aspects
- TR 38.864 Study on network energy savings for NR
- TR 38.865 Study on further NR RedCap UE complexity reduction
- TR 38.866 Study on remote interference management for NR
- TR 38.867 Study on NR Network-controlled Repeaters
- TR 38.868 Study on optimizations of pi/2 BPSK uplink power in NR
- TR 38.869 Study on low-power Wake-up Signal and Receiver for NR
- TR 38.870 Enhanced Over-the-Air (OTA) test methods for NR FR1 Total Radiated Power (TRP) and Total Radiated Sensitivity (TRS)
- TR 38.871 Study on NR frequency range 2 (FR2) Over-the-Air (OTA) testing enhancements
- TR 38.872 Study on enhancement for 700/800/900MHz band combinations
- TR 38.873 Time Division Duplex (TDD) operating band in Band n48
- TR 38.874 NR; Study on integrated access and backhaul
- TR 38.875 Study on support of reduced capability NR devices
- TR 38.876 Study on Air-to-ground network for NR
- TR 38.877 Study on NR mmWave MB-BS
- TR 38.878 NR demodulation performance evolution
- TR 38.879 Study on enhancement for Resiliency of gNB-CU-CP
- TR 38.881 Study on lower MSD for inter-band CA/EN-DC/DC combinations
- TR 38.882 Study on requirements and use cases for network verified UE location for Non-Terrestrial-Networks (NTN) in NR
- TR 38.883 Study on support of NR downlink 256 Quadrature Amplitude Modulation (QAM) for frequency range 2 (FR2)
- TR 38.884 Study on enhanced test methods for Frequency Range 2 (FR2) NR User Equipment (UE)
- TR 38.885 Study on NR Vehicle-to-Everything (V2X)
- TR 38.886 V2X Services based on NR; User Equipment (UE) radio transmission and reception
- TR 38.887 TDD operating band in Band n259
- TR 38.888 Adding wider channel bandwidth in NR band n28
- TR 38.889 Study on NR-based access to unlicensed spectrum
- TR 38.890 Study on NR QoE (Quality of Experience) management and optimizations for diverse services
- TR 38.891 User Equipment (UE) Further enhancements of NR RF requirements for frequency range 2 (FR2) for Rel-18
- TR 38.892 APT 600 MHz NR band
- TR 38.893 Study on UE support of regionally-defined subsets of an NR band
- TR 38.848 Study on Ambient IoT (Internet of Things) in RAN
- TR 38.850 Rel-18 High power UE (power class 2) for FR1 NR FDD band in UL of NR inter-band CA/DC combinations with y bands downlink (y=2,3,4,5,6) and x bands uplink (x=1)
- TR 38.894 Requirements for simultaneous Rx/Tx band combinations for NR CA/DC, NR SUL and LTE/NR DC
- TR 38.895 High power for FR1 TDD single bands with power class 1.5
- TR 38.896 High power for FR1 for FDD single band(s) with power class 2
- TR 38.897 High power UE for NR TDD intra-band carrier aggregation in frequency range FR1
- TR 38.898 High power UE for FR1 for DC_R18_xBLTE_yBNR_zDLnUL with power class m (x= 1, 2, 3, 4; y=1, 2; m<3)
- TR 38.899 High power UE for FR1 NR inter-band CA/DC or NR SUL (supplementary uplink) band combination with y bands downlink (1