Release ledger
Version · WI · CR evidence by release
Release history is being indexed from official 3GPP version, Work Item and CR metadata.
Canonical Atlas record
NR; User Equipment (UE) radio transmission and reception; Part 3: Range 1 and Range 2 Interworking operation with other radios
Release evolution
Use indexed version, Work Item and Change Request evidence to see what changed around this specification. This is an evidence trail, not a clause-by-clause normative diff.
Release ledger
Release history is being indexed from official 3GPP version, Work Item and CR metadata.
Rel-20 snapshot
CR total unavailable · 4 connected Work Items.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 1533 rev.1 — Cat A-CR to TS38.101-3: Channel spacing for intra-band EN-DC (Rel-20) [Intra-Band_EN-DC_Channelspacing]
CR 1529 rev.1 — CR Adding missing MSD for EN-DC and removing few redundant cases
CR 1552 — (DC_R16_1BLTE_1BNR_2DL2UL) CR to 38.101-3 to correct applicability of minimum requirements for EN-DC combinations_R20_CAT_A
CR 1545 — (DC_R16_xBLTE_2BNR_yDL2UL) CR to correct the DL Fc for DC_7A-28A_n7A-n78A in clause 7.3B.2.3.5.4 - Rel-20 TS 38.101-3
CR 1540 — (DC_R16_xBLTE_2BNR_yDL2UL) CR to correct the DL Fc for DC_1A_n8A-n78A in clause 7.3B.2.3.5.2 - Rel-20 TS 38.101-3
CR 1535 — CR 38.101-3 JSON corrections
CR 1534 — Big CR 38.101-3 for NR_CADC_SUL_R20_HPUE
CR 1528 — CR Rel-20 Correction on MSD for DC_28-n50
CR 1521 — Big CR on DC_R20_xBLTE_yBNR_HPUE
CR 1492 rev.1 — CR for TS 38.101-3 removing configuration tables in clause 5.5A and 5.5B and introducing the band combination database
CR 1491 — Big CR 38.101-3 for NR_CADC_SUL_R20_HPUE
CR 1490 — Big CR on DC_R20_xBLTE_yBNR_HPUE
Version history
Showing 60 of 120 indexed versions.
Atlas classifications
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Work Items
New Radio Access Technology
Core part: New Radio Access Technology
Core part: 5G V2X with NR sidelink
Core part: Common RF requirement configured output power for EN-DC with 3 uplink CC and 2 different bands (2CC LTE, 1CC NR FR1)
Dual Connectivity (EN-DC) of 1 LTE band (1UL/1DL) and 1 NR band (1DL/1UL)
Core part: Dual Connectivity (EN-DC) of 1 LTE band (1UL/1DL) and 1 NR band (1DL/1UL)
Dual Connectivity (EN-DC) of 2 bands LTE inter-band CA (2DL/1UL) and 1 NR band (1DL/1UL)
Core part: Dual Connectivity (EN-DC) of 2 bands LTE inter-band CA (2DL/1UL) and 1 NR band (1DL/1UL)
Dual Connectivity (EN-DC) of 3 bands LTE inter-band CA (3DL/1UL) and 1 NR band (1DL/1UL)
Core part: Dual Connectivity (EN-DC) of 3 bands LTE inter-band CA (3DL/1UL) and 1 NR band (1DL/1UL)
Dual Connectivity (EN-DC) of 4 bands LTE inter-band CA (4DL/1UL) and 1 NR band (1DL/1UL)
Core part: Dual Connectivity (EN-DC) of 4 bands LTE inter-band CA (4DL/1UL) and 1 NR band (1DL/1UL)
Dual Connectivity (EN-DC) of 5 bands LTE inter-band CA (5DL/1UL) and 1 NR band (1DL/1UL)
Dual Connectivity (EN-DC) with 3 bands DL and 3 bands UL
Core part: Dual Connectivity (EN-DC) with 3 bands DL and 3 bands UL
Dual Connectivity (EN-DC) of x bands (x=1, 2, 3, 4) LTE inter-band CA (xDL/1UL) and 2 bands NR inter-band CA (2DL/1UL)
Core part: Dual Connectivity (EN-DC) of x bands (x=2, 3, 4) LTE inter-band CA (xDL/1UL) and 2 bands NR inter-band CA (2DL/1UL)
Dual Connectivity (EN-DC) of LTE inter-band CA xDL/1UL bands (x=2,3,4) and NR FR1 1DL/1UL band and NR FR2 1DL/1UL band
Core part: High power UE (power class 2) for EN-DC (1 LTE FDD band + 1 NR TDD band)
High power UE (power class 2) for EN-DC (1 LTE TDD band + 1 NR TDD band)
Core part: High power UE (power class 2) for EN-DC (1 LTE TDD band + 1 NR TDD band)
29 dBm UE Power Class for LTE band 41 and NR Band n41
Core part: 29 dBm UE Power Class for LTE band 41 and NR Band n41
Core part: LTE-NR & NR-NR Dual Connectivity and NR CA enhancements
Rel-16 NR inter-band CA/Dual Connectivity for 2 bands DL with x bands UL (x=1, 2)
Core part: Rel-16 NR inter-band CA/Dual Connectivity for 2 bands DL with x bands UL (x=1, 2)
Rel-16 NR Inter-band Carrier Aggregation/Dual Connectivity for 3 bands DL with 2 bands UL
Core part: Rel-16 NR Inter-band Carrier Aggregation/Dual Connectivity for 3 bands DL with 2 bands UL
Core part: Rel16 NR inter-band Carrier Aggregation for 3 bands DL with 1 band UL
Core part: Rel-16 NR inter-band Carrier Aggregation for 4 bands DL with 1 band UL
Core part: Rel-16 NR intra band CA for xCC DL/yCC UL including contiguous and non-contiguous spectrum (x>=y)
Introduction of NR FDD bands with variable duplex and corresponding framework
Core part: Introduction of NR FDD bands with variable duplex and corresponding framework
RF requirements for NR frequency range 1 (FR1)
Core part: RF requirements for NR FR1
NR RF requirement enhancements for frequency range 2 (FR2)
Band combinations for SA NR supplementary uplink (SUL), NSA NR SUL, NSA NR SUL with UL sharing from the UE perspective (ULSUP)
Core part: Band combinations for SA NR supplementary uplink (SUL), NSA NR SUL, NSA NR SUL with UL sharing from the UE perspective (ULSUP)
Core part: Addition of wider channel bandwidths in NR band n28
Core part: LTE/NR spectrum sharing in Band 41/n41 frequency range
NR-based access to unlicensed spectrum
Core part: NR-based access to unlicensed spectrum
(Small) Technical Enhancements and Improvements for Rel-16
Dual Connectivity (DC) of 1 LTE band (1DL/1UL) and 1 NR band (1DL/1UL)
Core part: DC_R17_1BLTE_1BNR_2DL2UL
Dual Connectivity (DC) of 2 bands LTE inter-band CA (2DL/1UL) and 1 NR band (1DL/1UL)
Core part: DC_R17_2BLTE_1BNR_3DL2UL
Dual Connectivity (DC) of 3 bands LTE inter-band CA (3DL/1UL) and 1 NR band (1DL/1UL)
Core part: DC_R17_3BLTE_1BNR_4DL2UL
Dual Connectivity (DC) of 4 bands LTE inter-band CA (4DL/1UL) and 1 NR band (1DL/1UL)
Core part: DC_R17_4BLTE_1BNR_5DL2UL
Rel-17 Dual Connectivity (DC) of 5 bands LTE inter-band CA (5DL/1UL) and 1 NR band (1DL/1UL)
Core part: DC_R17_5BLTE_1BNR_6DL2UL
Dual Connectivity (DC) of x bands (x=1,2,3,4) LTE inter-band CA (xDL/1UL) and 2 bands NR inter-band CA (2DL/1UL)
Core part: DC_R17_xBLTE_2BNR_yDL2UL
Rel-17 Dual Connectivity (DC) of x bands (x=2, 3, 4) LTE inter-band CA (xDL/1UL) and 1 NR FR1 band (1DL/1UL) and 1 NR FR2 band (1DL/1UL)
Core part: DC_R17_xBLTE_2BNR_yDL3UL
Dual Connectivity (DC) of x bands (x=1,2,3) LTE inter-band CA (xDL/1UL) and 3 bands NR inter-band CA (3DL/1UL)
Core part: DC_R17_xBLTE_3BNR_yDL2UL
Core part: Rel-17 Dual Connectivity (DC) of x bands (x=1,2) LTE inter-band CA (xDL1UL) and 4 bands NR inter-band CA (4DL1UL)
Dual Connectivity (DC) of x bands (x=1,2) LTE inter-band CA (xDL/xUL) and y bands (y=3-x) NR inter-band CA (yDL/yUL)
Rel-17 Power Class 2 for EN-DC with x LTE bands + y NR band(s) in DL and with 1 LTE band +1 TDD NR band in UL (either x= 2, 3, y=1 or x=1, 2, y=2)
Core part: ENDC_PC2_R17_xLTE_yNR
Core part: ENDC_R17_1BLTE_1BNR_MSD
High power UE (power class 2) for EN-DC with 1 LTE band + 1 NR TDD band
Core part: ENDC_UE_PC2_R17_NR_TDD
Core part: LTE_CA_R17_3BDL_1BUL
Core part: LTE_NR_Simult_RxTx
Introduction of bandwidth combination set 4 (BCS4) for NR
NR iterbCA/Dual Connectivity for 2 bands DL with x bands UL (x=1,2)
Core part: NR_CADC_R17_2BDL_xBUL
NR iterbCA/Dual Connectivity for 3 bands DL with 2 bands UL
Core part: NR_CADC_R17_3BDL_2BUL
NR iterbCA/Dual connectivity for DL 4 bands and 2UL bands
Core part: NR_CADC_R17_4BDL_2BUL
NR iterbCA for 5 bands DL with x bands UL (x=1, 2)
Core part: NR_CADC_R17_5BDL_xBUL
NR iterbCA for 3 bands DL with 1 band UL
Core part: NR_CA_R17_3BDL_1BUL
NR iterbCA for 4 bands DL with 1 band UL
Core part: NR_CA_R17_4BDL_1BUL
Band combinations for concurrent operation of NR/LTE Uu bands/band combinations and one NR/LTE V2X PC5 band
Core part: NR_LTE_V2X_PC5_combos
Core part: High power UE (power class 2) for one NR FDD band
Introduction of 1900MHz NR TDD band for Europe for Rail Mobile Radio (RMR)
Core part: NR_RAIL_EU_1900MHz_TDD
Introduction of 900MHz NR band for Europe for Rail Mobile Radio (RMR)
Core part: NR_RAIL_EU_900MHz
Core part: NR_SAR_PC2_interB_SUL_2BUL
Core part: NR Sidelink enhancement
Core part: NR_SUL_combos_R17
Core part: NR_cov_enh
Extending current NR operation to 71GHz
Core part: Extending current NR operation to 71GHz
Increasing UE power high limit for CA and DC
Core part: Increasing UE power high limit for CA and DC
(Small) Technical Enhancements and Improvements for Rel-17
4Rx handheld UE for low NR bands (<1GHz) and/or 3Tx for NR inter-band UL Carrier Aggregation (CA) and EN-DC
Core part: 4Rx handheld UE for low NR bands (<1GHz) and/or 3Tx for NR inter-band UL Carrier Aggregation (CA) and EN-DC
Rel-18 Dual Connectivity (DC) of 1 band LTE (1DL/1UL) and 1 NR band (1DL/1UL)
Core part: Rel-18 Dual Connectivity (DC) of 1 band LTE (1DL/1UL) and 1 NR band (1DL/1UL)
Rel-18 Dual Connectivity (DC) of 2 bands LTE inter-band CA (2DL/1UL) and 1 NR band (1DL/1UL)
Core part: Rel-18 Dual Connectivity (DC) of 2 bands LTE inter-band CA (2DL/1UL) and 1 NR band (1DL/1UL)
Core part: Rel-18 Dual Connectivity (DC) of x bands (x=3,4,5) LTE inter-band CA (xDL/1UL) and 1 NR band (1DL/1UL)
Rel-18 Dual Connectivity (DC) of x bands (x=1,2,3,4) LTE inter-band CA (xDL/1UL) and 2 bands NR inter-band CA (2DL/1UL)
Core part: Rel-18 Dual Connectivity (DC) of x bands (x=1,2,3,4) LTE inter-band CA (xDL/1UL) and 2 bands NR inter-band CA (2DL/1UL)
Rel-18 Dual Connectivity (DC) of x bands (x=1,2,3) LTE inter-band CA (xDL/1UL) and y bands (3<=y<=5 and x+y <= 6) NR inter-band CA (yDL/1UL)
Core part: Rel-18 Dual Connectivity (DC) of x bands (x=1,2,3) LTE inter-band CA (xDL/1UL) and y bands (3<=y<=5 and x+y <= 6) NR inter-band CA (yDL/1UL)
Rel-18 Dual Connectivity (DC) of x LTE bands and y NR bands with z bands DL and 3 bands UL (x=1, 2, 3, 4; y=1, 2; 3<=z<=6)
Core part: Rel-18 Dual Connectivity (DC) of x LTE bands and y NR bands with z bands DL and 3 bands UL (x=1, 2, 3, 4; y=1, 2; 3<=z<=6)
Rel-18 High power UE (power class m with 1
Core part: Rel-18 High power UE (power class m with 1
Rel-18 High power UE (power class 1,5 and 2) for a single FR1 NR TDD band in UL of NR inter-band CA/DC combinations with/without NR SUL (supplementary uplink) with y bands downlink (y=2,3,4,5,6) and x bands uplink (x=1,2)
Simultaneous Rx/Tx band combinations for NR CA/DC, NR SUL and LTE/NR DC in Rel-18
Core part: Simultaneous Rx/Tx band combinations for NR CA/DC, NR SUL and LTE/NR DC in Rel-18
Core part: Introduction of LTE TDD band in 1670-1675 MHz
Rel-18 NR Inter-band Carrier Aggregation/Dual Connectivity for 2 bands DL with x bands UL (x=1,2)
Core part: Rel-18 NR Inter-band Carrier Aggregation/Dual Connectivity for 2 bands DL with x bands UL (x=1,2)
Rel-18 NR Inter-band Carrier Aggregation/Dual Connectivity for 3 bands DL with x bands UL (x=1,2)
Core part: Rel-18 NR Inter-band Carrier Aggregation/Dual Connectivity for 3 bands DL with x bands UL (x=1,2)
Rel-18 NR inter-band Carrier Aggregation/Dual Connectivity for y bands DL (y=4, 5, 6) with x bands UL (x=1, 2)
Core part: Rel-18 NR inter-band Carrier Aggregation/Dual Connectivity for y bands DL (y=4, 5, 6) with x bands UL (x=1, 2)
Core part: Further RF requirements enhancement for NR and EN-DC in frequency range 1 (FR1)
Core part: Addition of FDD NR bands using the uplink from n28 and the downlink of n75 and n76
Core part: Rel-18 band combinations for concurrent operation of NR/LTE Uu bands/band combinations and one NR/LTE V2X PC5 band
Multi-carrier enhancements for NR
High Power UE support for NR bands n100 and n101 for Rail Mobile Radio (RMR) in Europe
Core part: NR RF requirements enhancement for frequency range 2 (FR2), Phase 3
Core part: Introduction of NR TDD band in 1670-1675 MHz (n54)
Core part: NR channel raster enhancement
Core part: Further NR coverage enhancements
Support of intra-band non-collocated EN-DC/NR-CA deployment
Core part: Support of intra-band non-collocated EN-DC/NR-CA deployment
Core pat: Rel-18 basket WI 3Tx NR inter-band UL Carrier Aggregation (CA) and EN-DC
(Small) Technical Enhancements and Improvements for Rel-18
Rel-19 Dual connectivity (DC) of x LTE band(s), y NR band(s) (1<=x<6, 1<=y<6, x+y<=6) and single or two NR Supplementary Uplink (SUL) bands
Core part: Rel-19 Dual connectivity (DC) of x LTE band(s), y NR band(s) (1<=x<6, 1<=y<6, x+y<=6) and single or two NR Supplementary Uplink (SUL) bands
Rel-19 High power UE (power class 1.5 or 2) for Dual Connectivity (DC) combinations of LTE band(s) and NR band(s)
Core part: Rel-19 High power UE (power class 1.5 or 2) for Dual Connectivity (DC) combinations of LTE band(s) and NR band(s)
Simultaneous Rx/Tx band combinations for NR CA/DC, NR SUL and LTE/NR DC in Rel-19
Core part: Simultaneous Rx/Tx band combinations for NR CA/DC, NR SUL and LTE/NR DC in Rel-19
Rel-19 NR CA/DC for x bands DL with y bands UL (x<7, y<3) and SUL/CA band combinations with a single SUL or two SUL cells
Core part: Rel-19 NR Carrier Aggregation (CA)/Dual Connectivity (DC) for x bands DL with y bands UL (x<7, y<3) and Supplementary Uplink (SUL) band combinations/CA band combinations with a single SUL or two SUL cells
Core part: UE RF enhancements for NR FR1/FR2 and EN-DC, Phase 4
Additional NR bands for NR features in Rel-19
Core part: Support of intra-band non-collocated EN-DC/NR-CA deployment Phase2: new receiver type(s)
Rel-20 Dual connectivity (DC) of x LTE band(s), y NR band(s) (1<=x<6, 1<=y<6, x+y<=6) and single or two NR Supplementary Uplink (SUL) bands plus high power UE
Core part: Rel-20 Dual connectivity (DC) of x LTE band(s), y NR band(s) (1<=x<6, 1<=y<6, x+y<=6) and single or two NR Supplementary Uplink (SUL) bands plus high power UE
Rel-20 NR Carrier Aggregation (CA)/Dual Connectivity (DC) for x bands DL with y bands UL (x<7, y<3) and Supplementary Uplink (SUL) band combinations/CA band combinations with a single SUL or two SUL cells plus high power UE
Core part: Rel-20 NR Carrier Aggregation (CA)/Dual Connectivity (DC) for x bands DL with y bands UL (x<7, y<3) and Supplementary Uplink (SUL) band combinations/CA band combinations with a single SUL or two SUL cells plus high power UE
(Small) Technical Enhancements and Improvements for R99
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