TS 38.300 v18.5.0で定義されている略語です。
| 略語 | 説明 (Description) |
|---|---|
| 5GC | 5G Core Network |
| 5GS | 5G System |
| 5QI | 5G QoS Identifier |
| A2X | Aircraft-to-Everything |
| A-CSI | Aperiodic CSI |
| AGC | Automatic Gain Control |
| AI | Artificial Intelligence |
| AKA | Authentication and Key Agreement |
| AMBR | Aggregate Maximum Bit Rate |
| AMC | Adaptive Modulation and Coding |
| AMF | Access and Mobility Management Function |
| AR | Augmented Reality |
| ARP | Allocation and Retention Priority |
| ATG | Air to Ground |
| BA | Bandwidth Adaptation |
| BAP | Backhaul Adaptation Protocol |
| BCCH | Broadcast Control Channel |
| BFD | Beam Failure Detection |
| BH | Backhaul |
| BL | Bandwidth reduced Low complexity |
| BPSK | Binary Phase Shift Keying |
| BRID | Broadcast Remote Identification |
| BSR | Buffer Status Report |
| BWP | Bandwidth Part |
| C-RNTI | Cell RNTI |
| CA | Carrier Aggregation |
| CAG | Closed Access Group |
| CAPC | Channel Access Priority Class |
| CBRA | Contention Based Random Access |
| CCE | Control Channel Element |
| CD-SSB | Cell Defining SSB |
| cellDTRX-RNTI | Cell Discontinuous Transmission and Reception RNTI |
| CFR | Common Frequency Resource |
| CFRA | Contention Free Random Access |
| CG | Configured Grant |
| CHO | Conditional Handover |
| CIoT | Cellular Internet of Things |
| CLI | Cross Link interference |
| CMAS | Commercial Mobile Alert Service |
| CORESET | Control Resource Set |
| CP | Cyclic Prefix |
| CPA | Conditional PSCell Addition |
| CPC | Conditional PSCell Change |
| CSI | Channel State Information |
| CSI-RS | CSI Reference Signal |
| DAA | Detect And Avoid |
| DAG | Directed Acyclic Graph |
| DAPS | Dual Active Protocol Stack |
| DCI | Downlink Control Information |
| DCP | DCI with CRC scrambled by PS-RNTI |
| DCR | Direct Communication Request |
| DFT | Discrete Fourier Transform |
| DL-AoD | Downlink Angle-of-Departure |
| DL-SCH | Downlink Shared Channel |
| DL-TDOA | Downlink Time Difference Of Arrival |
| DMRS | Demodulation Reference Signal |
| DRB | Data Radio Bearer |
| DRX | Discontinuous Reception |
| DSR | Delay Status Report |
| DTX | Discontinuous Transmission |
| E-CID | Enhanced Cell-ID (positioning method) |
| EC | Energy Cost |
| ECN | Explicit Congestion Notification |
| EHC | Ethernet Header Compression |
| ePWS | enhancements of Public Warning System |
| ETWS | Earthquake and Tsunami Warning System |
| FS | Feature Set |
| FSA ID | Frequency Selection Area Identity |
| G-CS-RNTI | Group Configured Scheduling RNTI |
| G-RNTI | Group RNTI |
| GFBR | Guaranteed Flow Bit Rate |
| GIN | Group ID for Network selection |
| gNB | NR Node B |
| GNSS | Global Navigation Satellite System |
| GSO | Geosynchronous Orbit |
| H-SFN | Hyper System Frame Number |
| HAPS | High Altitude Platform Station |
| HARQ | Hybrid Automatic Repeat Request |
| HRNN | Human-Readable Network Name |
| IAB | Integrated Access and Backhaul |
| IFRI | Intra Frequency Reselection Indication |
| I-RNTI | Inactive RNTI |
| INT-RNTI | Interruption RNTI |
| KPAS | Korean Public Alarm System |
| L2 | Layer-2 |
| L3 | Layer-3 |
| LBT | Listen Before Talk |
| LDPC | Low Density Parity Check |
| LEO | Low Earth Orbit |
| LTM | L1/L2 Triggered Mobility |
| MAC | Medium Access Control |
| MBS | Multicast/Broadcast Services |
| MCE | Measurement Collection Entity |
| MCCH | MBS Control Channel |
| MDBV | Maximum Data Burst Volume |
| MEO | Medium Earth Orbit |
| MIB | Master Information Block |
| MICO | Mobile Initiated Connection Only |
| MFBR | Maximum Flow Bit Rate |
| ML | Machine Learning |
| MMTEL | Multimedia telephony |
| MNO | Mobile Network Operator |
| MO-SDT | Mobile Originated SDT |
| MP | Multi-Path |
| MPE | Maximum Permissible Exposure |
| MRB | MBS Radio Bearer |
| MR-DC | Multi-Radio Dual Connectivity |
| MT | Mobile Termination |
| MT-SDT | Mobile Terminated SDT |
| MTCH | MBS Traffic Channel |
| MTSI | Multimedia Telephony Service for IMS |
| MU-MIMO | Multi User MIMO |
| Multi-RTT | Multi-Round Trip Time |
| MUSIM | Multi-Universal Subscriber Identity Module |
| N3C | Non-3GPP Connection |
| NAS | Non-Access Stratum |
| NB-IoT | Narrow Band Internet of Things |
| NCD-SSB | Non Cell Defining SSB |
| NCGI | NR Cell Global Identifier |
| NCL | Neighbour Cell List |
| NCR | Neighbour Cell Relation |
| NCRT | Neighbour Cell Relation Table |
| NES | Network Energy Savings |
| NGAP | NG Application Protocol |
| NGSO | Non-Geosynchronous Orbit |
| NID | Network Identifier |
| NPN | Non-Public Network |
| NR | New Radio |
| NSAG | Network Slice AS Group |
| NSSAI | Network Slice Selection Assistance Information |
| NTN | Non-Terrestrial Network |
| OAM | Operations, Administration and Maintenance |
| OFDM | Orthogonal Frequency Division Multiplexing |
| P-MPR | Power Management Maximum Power Reduction |
| P-RNTI | Paging RNTI |
| PBCH | Physical Broadcast Channel |
| PCI | Physical Cell Identifier |
| PCH | Paging Channel |
| PDB | Packet Delay Budget |
| PDC | Propagation Delay Compensation |
| PDCCH | Physical Downlink Control Channel |
| PDCP | Packet Data Convergence Protocol |
| PDSCH | Physical Downlink Shared Channel |
| PDU | Protocol Data Unit |
| PEI | Paging Early Indication |
| PER | Packet Error Rate |
| PH | Paging Hyperframe |
| PLMN | Public Land Mobile Network |
| PNI-NPN | Public Network Integrated NPN |
| PO | Paging Occasion |
| PQI | PC5 5QI |
| PRACH | Physical Random Access Channel |
| PRB | Physical Resource Block |
| PRG | Precoding Resource block Group |
| PRS | Positioning Reference Signal |
| PS-RNTI | Power Saving RNTI |
| PSBCH | Physical Sidelink Broadcast Channel |
| PSCCH | Physical Sidelink Control Channel |
| PSCell | Primary SCell |
| PSDB | PDU Set Delay Budget |
| PSER | PDU Set Error Rate |
| PSFCH | Physical Sidelink Feedback Channel |
| PSI | PDU Set Importance |
| PSIHI | PDU Set Integrated Handling Information |
| PSS | Primary Synchronisation Signal |
| PSSCH | Physical Sidelink Shared Channel |
| PTM | Point to Multipoint |
| PTP | Point to Point |
| PTW | Paging Time Window |
| PUCCH | Physical Uplink Control Channel |
| PUSCH | Physical Uplink Shared Channel |
| PWS | Public Warning System |
| QAM | Quadrature Amplitude Modulation |
| QFI | QoS Flow ID |
| QMC | QoE Measurement Collection |
| QoE | Quality of Experience |
| QoS | Quality of Service |
| QPSK | Quadrature Phase Shift Keying |
| RA | Random Access |
| RA-RNTI | Random Access RNTI |
| RACH | Random Access Channel |
| RAN | Radio Access Network |
| RANAC | RAN-based Notification Area Code |
| RAT | Radio Access Technology |
| RB | Radio Bearer |
| RedCap | Reduced Capability |
| REG | Resource Element Group |
| RIM | Remote Interference Management |
| RLC | Radio Link Control |
| RLF | Radio Link Failure |
| RLM | Radio Link Monitoring |
| RMSI | Remaining Minimum SI |
| RNA | RAN-based Notification Area |
| RNAU | RAN-based Notification Area Update |
| RNTI | Radio Network Temporary Identifier |
| RQA | Reflective QoS Attribute |
| RQoS | Reflective Quality of Service |
| RRC | Radio Resource Control |
| RRM | Radio Resource Management |
| RS | Reference Signal |
| RSCP | Received Signal Code Power (UTRA) |
| RSRP | Reference Signal Received Power |
| RSRQ | Reference Signal Received Quality |
| RSSI | Received Signal Strength Indicator |
| RSTD | Reference Signal Time Difference |
| RTT | Round Trip Time |
| RVQoE | RAN visible QoE |
| SA | Standalone |
| SCS | SubCarrier Spacing |
| SD | Slice Differentiator |
| SDAP | Service Data Adaptation Protocol |
| SDT | Small Data Transmission |
| SD-RSRP | Sidelink Discovery RSRP |
| SFI-RNTI | Slot Format Indication RNTI |
| SHR | Successful Handover Report |
| SI | System Information |
| SIB | System Information Block |
| SI-RNTI | System Information RNTI |
| SLA | Service Level Agreement |
| SL-PRS | Sidelink Positioning Reference Signal |
| SL-RSRP | Sidelink RSRP |
| SMC | Security Mode Command |
| SMF | Session Management Function |
| SMTC | SS/PBCH block Measurement Timing Configuration |
| S-NSSAI | Single Network Slice Selection Assistance Information |
| SNPN | Stand-alone Non-Public Network |
| SNPN ID | Stand-alone Non-Public Network Identity |
| SpCell | Special Cell |
| SPR | Successful PSCell Addition/Change Report |
| SPS | Semi-Persistent Scheduling |
| SR | Scheduling Request |
| SRAP | Sidelink Relay Adaptation Protocol |
| SRB | Signalling Radio Bearer |
| SRS | Sounding Reference Signal |
| SRVCC | Single Radio Voice Call Continuity |
| SS | Synchronization Signal |
| SSB | SS/PBCH block |
| SSSG | Search Space Set Group |
| SSS | Secondary Synchronisation Signal |
| SST | Slice/Service Type |
| SU-MIMO | Single User MIMO |
| SUL | Supplementary Uplink |
| TA | Timing Advance |
| TB | Transport Block |
| TCE | Trace Collection Entity |
| TDD | Time Division Duplex |
| TNL | Transport Network Layer |
| TPC | Transmit Power Control |
| TRP | Transmit/Receive Point |
| TRS | Tracking Reference Signal |
| TSS | Timing Synchronization Status |
| U2N | UE-to-Network |
| U2U | UE-to-UE |
| UAC | Unified Access Control |
| UAV | Uncrewed Aerial Vehicle |
| UCI | Uplink Control Information |
| UDC | Uplink Data Compression |
| UDM | Unified Data Management |
| UE | User Equipment |
| UE-Slice-MBR | UE Slice Maximum Bit Rate |
| UL-AoA | Uplink Angles of Arrival |
| UL-RTOA | Uplink Relative Time of Arrival |
| UL-SCH | Uplink Shared Channel |
| UPF | User Plane Function |
| URLLC | Ultra-Reliable and Low Latency Communications |
| VR | Virtual Reality |
| V2X | Vehicle-to-Everything |
| Xn-C | Xn-Control plane |
| Xn-U | Xn-User plane |
| XnAP | Xn Application Protocol |
| XR | eXtended Reality |