diff --git a/doc/FEATURE_SET.md b/doc/FEATURE_SET.md index 103f132728c4d0025cf2035c71c66acea28f35b8..c04f771e2b142ffa132307c35db4008a83cbed36 100644 --- a/doc/FEATURE_SET.md +++ b/doc/FEATURE_SET.md @@ -14,6 +14,14 @@ 3. [LTE UE RLC Layer](#lte-ue-rlc-layer) 4. [LTE UE PDCP Layer](#lte-ue-pdcp-layer) 5. [LTE UE RRC Layer](#lte-ue-rrc-layer) +3. [OpenAirInterface 5G-NR Feature Set](#openairinterface-5g-nr-feature-set) + 1. [General Parameters](#general-parameters) + 2. [gNB Features](#gnb-features) + 1. [gNB Physical Layer](#gnb-phy-layer) + 2. [gNB Higher Layers](#gnb-higher-layers) + 3. [NR UE Features](#nr-ue-features) + 1. [NR UE Physical Layer](#nr-ue-phy-layer) + 2. [NR UE Higher Layers](#nr-ue-higher-layers) # OpenAirInterface Block diagram # @@ -169,3 +177,53 @@ The RRC layer is based on **3GPP 36.331** v14.3.0 and implements the following f - System Information decoding - RRC connection establishment + +# OpenAirInterface 5G-NR Feature Set # + +## General Parameters ## + +The following features are valid for the gNB and the 5G-NR UE. + +* Static TDD, +* Normal CP +* 30 kHz subcarrier spacing +* Bandwidths up to 80MHz (217 Physical Resource Blocks) +* Single antenna port (single beam) +* Slot format: 14 OFDM symbols in UL or DL + +## gNB Features ## + +### gNB PHY Layer ### + +* Generation of PSS/SSS/PBCH for a single beam +* Generation of PDCCH for SIB1 (as defined in the MIB) + - (including generation of DCI, polar encoding, scrambling, modulation, RB mapping, etc). +* Generation of PDSCH + - (including Segmentation, LDPC encoding, rate matching, scrambling, modulation, RB mapping, etc). + +### gNB higher Layers ### + +- NR RRC (38.331) Rel 15 messages using new asn1c +- LTE RRC (36.331) also updated to Rel 15 +- Generation of MIB +- Application to read configuration file and program gNB RRC +- RRC -> MAC configuration +- MAC -> PHY configuration (using NR FAPI P5 interface) +- FAPI P7 interface for BCH PDU, DCI PDU, PDSCH PDU + +For more details see [this document](https://gitlab.eurecom.fr/oai/openairinterface5g/uploads/ba5368448d627743a28c770c29e8978e/OAI_Software_Architecture_for_Dual_Connectivity_in_E-UTRA_and_5G-NR_and_nFAPI_for_MAC-PHY_Interface.docx) + +## NR UE Features ## + +### NR UE PHY Layer ### + +- initial synchronization (single-beam only) +- PBCH RX +- PDCCH RX +- PDSCH RX + +### NR UE higher Layers ### + +For more details see [this document](https://gitlab.eurecom.fr/oai/openairinterface5g/uploads/f7386f3a64806fd6b2ac1fc3d0252fff/UE_FAPI-like_interface.docx) + +