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Updates for Feature Set

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This commit is contained in:
Robert Schmidt
2025-10-24 15:11:36 +02:00
parent 92bc0aee0e
commit 110f5c7304
1 changed files with 18 additions and 9 deletions
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doc/FEATURE_SET.md
+18 -9
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@@ -31,7 +31,7 @@ The following features are valid for the gNB and the 5G-NR UE.
* Subcarrier spacings: 15 and 30kHz (FR1), 120kHz (FR2) * Subcarrier spacings: 15 and 30kHz (FR1), 120kHz (FR2)
* Bandwidths: 10, 20, 40, 60, 80, 100MHz * Bandwidths: 10, 20, 40, 60, 80, 100MHz
* Intermediate downlink and uplink frequencies to interface with IF equipment * Intermediate downlink and uplink frequencies to interface with IF equipment
* Procedures for 2-layer DL and UL MIMO * Procedures for 4-layer DL and 2-layer UL SU-MIMO
* Slot format: 14 OFDM symbols in UL or DL * Slot format: 14 OFDM symbols in UL or DL
* Highly efficient 3GPP compliant LDPC encoder and decoder (BG1 and BG2 supported) * Highly efficient 3GPP compliant LDPC encoder and decoder (BG1 and BG2 supported)
* Highly efficient 3GPP compliant polar encoder and decoder * Highly efficient 3GPP compliant polar encoder and decoder
@@ -47,7 +47,7 @@ These modes of operation are supported:
* "noS1" mode (DL and UL, gNB, nrUE): * "noS1" mode (DL and UL, gNB, nrUE):
- Connection setup stops after RA; RRC configuration is exchanged through - Connection setup stops after RA; RRC configuration is exchanged through
files files
- Creates TUN interface to PDCP to inject and receive user-place traffic - Creates TUN interface to SDAP to inject and receive user-place traffic
- No connection to the core network - No connection to the core network
* Standalone (SA) mode (gNB, nrUE): * Standalone (SA) mode (gNB, nrUE):
- UE can register with the 5G Core Network through the gNB, establish a PDU - UE can register with the 5G Core Network through the gNB, establish a PDU
@@ -73,7 +73,7 @@ These modes of operation are supported:
- Single and multiple DMRS symbols - Single and multiple DMRS symbols
- PTRS support - PTRS support
- Support for up to 4 TX antennas - Support for up to 4 TX antennas
- Support for up to 2 layers - Support for up to 4 layers
- Support for 256 QAM - Support for 256 QAM
* NR-CSIRS Generation of sequence at PHY * NR-CSIRS Generation of sequence at PHY
* NR-PUSCH (including Segmentation, LDPC encoding, rate matching, scrambling, modulation, RB mapping, etc). * NR-PUSCH (including Segmentation, LDPC encoding, rate matching, scrambling, modulation, RB mapping, etc).
@@ -104,7 +104,9 @@ These modes of operation are supported:
## gNB MAC ## gNB MAC
- MAC -> PHY configuration using NR FAPI P5 interface - MAC -> PHY configuration using NR FAPI P5 interface
- MAC <-> PHY data interface using FAPI P7 interface for BCH PDU, DCI PDU, PDSCH PDU - MAC <-> PHY data interface using FAPI P7 interface for DL_TTI.request,
UL_TTI.request, UL_DCI.request, TX_data.request, RX_Data.indication,
CRC.indication, UCI.indication, SRS.indication
- Generation of and scheduler procedures for MIB/SIB1 - Generation of and scheduler procedures for MIB/SIB1
- Scheduler procedures for RA - Scheduler procedures for RA
- 4-Step RA - 4-Step RA
@@ -125,7 +127,7 @@ These modes of operation are supported:
- regular scheduler with dynamic proportionally-fair allocation - regular scheduler with dynamic proportionally-fair allocation
- MCS adaptation from HARQ BLER - MCS adaptation from HARQ BLER
- MAC header generation (including timing advance) - MAC header generation (including timing advance)
- ACK / NACK handling and HARQ procedures for downlink - ACK/NACK handling and HARQ procedures for downlink
- MAC uplink scheduler - MAC uplink scheduler
- phy-test scheduler (fixed allocation) - phy-test scheduler (fixed allocation)
- regular scheduler with dynamic proportionally-fair allocation - regular scheduler with dynamic proportionally-fair allocation
@@ -144,6 +146,9 @@ These modes of operation are supported:
neighbors include cells operating on different frequencies neighbors include cells operating on different frequencies
- DUs must be synchronized with each other for the measurements to be properly performed - DUs must be synchronized with each other for the measurements to be properly performed
- Initial support for RedCap - Initial support for RedCap
- RedCap SIB1 v17 IEs supported
- Coexistence of RedCap and Normal UEs
- Handling of RedCap capability for small PDCP/RLC SN size
- Scheduling of SIBs (2, 19) - Scheduling of SIBs (2, 19)
## gNB RLC ## gNB RLC
@@ -180,7 +185,7 @@ These modes of operation are supported:
- NR RRC (38.331) Rel 17 messages using new [asn1c](https://github.com/mouse07410/asn1c) - NR RRC (38.331) Rel 17 messages using new [asn1c](https://github.com/mouse07410/asn1c)
- LTE RRC (36.331) also updated to Rel 15 - LTE RRC (36.331) also updated to Rel 15
- Generation of system information (SIB2) - Generation of system information (SIB2)
- RRC can configure PDCP, RLC, MAC - RRC can configure PDCP and SDAP (through E1), and RLC and MAC (through F1)
- Interface with GTP-U (tunnel creation/handling for S1-U (NSA), N3 (SA), F1 interfaces) - Interface with GTP-U (tunnel creation/handling for S1-U (NSA), N3 (SA), F1 interfaces)
- Integration of RRC messages and procedures supporting UE 5G SA connection - Integration of RRC messages and procedures supporting UE 5G SA connection
- RRCSetupRequest/RRCSetup/RRCSetupComplete - RRCSetupRequest/RRCSetup/RRCSetupComplete
@@ -190,8 +195,10 @@ These modes of operation are supported:
- Support for MasterCellGroup configuration (from DU) - Support for MasterCellGroup configuration (from DU)
- Interface with NGAP for the interactions with the AMF - Interface with NGAP for the interactions with the AMF
- Interface with F1AP for CU/DU split deployment option - Interface with F1AP for CU/DU split deployment option
- Periodic RRC measurements of serving cell (no A/B events) - Interface with E1AP for CU-CP/CU-CP split deployment option
- Initial support for RedCap - Periodic RRC measurements of serving/neighbour cells and A2/A3 event
handling
- Initial support for RedCap (see MAC)
## gNB X2AP ## gNB X2AP
@@ -226,6 +233,7 @@ These modes of operation are supported:
* F1 UE Context modification required * F1 UE Context modification required
* F1 UE Context release req/cmd/complete * F1 UE Context release req/cmd/complete
- F1 gNB CU configuration update - F1 gNB CU configuration update
- F1 gNB DU configuration update
- F1 Reset (handled at DU only, full reset only) - F1 Reset (handled at DU only, full reset only)
- Interface with RRC - Interface with RRC
- Interface with GTP-u (tunnel creation/handling for F1-U interface) - Interface with GTP-u (tunnel creation/handling for F1-U interface)
@@ -245,7 +253,8 @@ These modes of operation are supported:
- Bearer Context Modification (gNB-CU-CP initiated) - Bearer Context Modification (gNB-CU-CP initiated)
- E1 Bearer Context Modification Request - E1 Bearer Context Modification Request
- E1 Bearer Context Modification Response - E1 Bearer Context Modification Response
- Interface with RRC and PDCP - E1 Reset
- Interface with RRC and PDCP/SDAP
- One CU-CP can handle multiple CU-UPs - One CU-CP can handle multiple CU-UPs
## gNB GTP-U ## gNB GTP-U