3gpp f1 interface . 0 (2020-09) might not indicates a likelihood that something will not happen as a result of action taken by some F1 Interface The trafﬁc from an IAB-node to an IAB-donor-CU is transported via the F1 interface, vice versa, and may pass through optional intermediate IAB-node(s) in case of multi-hop ETSI - Welcome to the World of Standards! 3GPP Higher- Layer Split: Higher layer split, F1 interface between DU-CU and the interface used between CU-UP and CU-CP is E1. 0 (2020-11) Intellectual Property Rights Essential patents IPRs essential or potentially essential to normative 3GPP further introduced the F1 interface that connects the CU to the DUs and the E1 interface to enable coordination between the CP and UP [81, 82]. V16205 Foreword This Technical The F1 interface provides means for interconnecting a gNB-CU and a gNB-DU of a gNB within an NG-RAN, or for interconnecting a gNB-CU and a gNB-DU of an en-gNB within The transport layer for data streams over F1 is an IP based Transport. 060 V15. 2. 6 Hierarchical Cell Structure using F1 / IAB 5gNB densification Idea Midhaul & IAB reduces traffic congestion and improves channel utilization Reference Point Interfaces: a. 5-1: F1 startup and cell activation. 0 (2020-01) Intellectual Property Rights Essential patents IPRs essential or potentially essential to 3GPP NG-RAN; F1 interface user plane protocol 38. F1 Interface: The F1 interface connects the gNB and the Central Unit (CU) for user plane traffic. 0 (2022-07) Intellectual Property Rights Essential patents IPRs essential or potentially essential to 资源浏览阅读118次。"3gpp 5g标准 38. 473 based on 3GPP 3GPP F1 interface FR1 3GPP E1 interface CU-CP RRC PDCP RU MMU PHY-L RF Figure 1-1. 0 Release 17 2 ETSI TS 138 470 V17. e You can know here the key 5G interfaces X2/Xn, S1/NG, F1, E1 and their functions, including N1, N2, N3 and N4 interfaces. The F1 interface provides means for interconnecting a gNB-CU and a gNB-DU of a gNB within an NG The X2 and S1 interfaces are reused from LTE networks with some extensions, while the Xn, NG, F1 and E1 interfaces are newly specified for 5G. Control plane status (F1-C) It is possible to connect and disconnect UE’s i. Company Product Description Supplier Links 3GPP Sophia 7 F1 interface protocol structure. gNB & ng-eNB. 0 (2018-07) 1 Scope NR user plane protocol functions may reside in nodes terminating either the X2-U (for EN-DC) or 5G 무선 시스템 분리로 인해 새로운 3GPP F1 인터페이스를 통해 DU를 CU로 연결하는 새로운 패킷 기반 미드홀 인터페이스도 구현될 것입니다. The 3GPP-defined functional splits were NG-RAN; F1 general aspects and principles: Status: Under change control: Type: Technical specification (TS) Initial planned Release: Release 15: Internal: Common IMS Specification: The F1-AP protocol uses the SCTP (Stream Control Transmission Protocol) as the transport protocol. 0 Release 17 5 ETSI TS 138 474 V17. Profile 3GPP-specified higher layer split interfaces to be truly inter-operable between vendors (focus on X2, F1, Xn, E1 and W1 In 3GPP, NGEN-DC, NE-DC, and NR-DC are grouped together and are known as multi-radio dual connectivity. It is a split interface between the gNB and the CU F1 & E1Improvements The improvements of the 3GPP F1 and E1 interfaces, separating the distributed unit (DU) from the centralized unit/control plane (CU-CP) and centralized unit/user The CUs and DUs are connected through the Stream Control Transport Protocol (SCTP) and through the control plane application protocol F1-C as mentioned in 3GPP TS38. 470 NG-RAN; F1 general aspects and principles; TS 38. The slice in the 3GPP domain is mapped to each corresponding TN on interface fully complies with the 3GPP defined F1 application protocol (F1AP). 802: Study on new radio access technology Physical layer aspects : TR 38. The last of the 3GPP-based interfaces is the E1 interface. 471 [3] specifies the physical layer Since then, OSA and several contributors from academia and industry have been evolving OAI constantly, integrating additional interfaces such as 3GPP F1 and E1 interfaces, 3GPP TS 38. 2 NG-RAN F1 interface: signalling transport (3GPP 3GPP TS 38. 473 NG-RAN; F1 Application This clause captures the F1 interface principles and characteristics. 2 NG-RAN F1 interface: signalling The Third Generation Partnership Project (3GPP) Fifth Generation (5G) network employs Software Defined Networking (SDN) paradigm allowing for a clear separation of The OpenRANGE28 AirVelocity 6200 RDU interfaces with the Central Unit (CU) over 3GPP F1 interface (split 2), and consists of an integrated antenna array of 128×128 to offer wide Open F1/W1/E1/X2/Xn/D2 interfaces. Since then, OSA and several contributors from academia and industry have been evolving OAI constantly, integrating additional interfaces such as 3GPP F1 and E1 interfaces, This clause captures the F1 interface principles and characteristics. 3GPP. 16. 1 User-plane 协议 . 470: ZTE Corporation: Furthermore, 3GPP defines an open F1 interface between CU and DU , and an open NG interface between CU and 5GC . 1. 5 NG-RAN F1 interface: user plane protocol (3GPP TS 38. The UE can connect to either a 5G or a The O-RAN Fronthaul Specification complements the 3GPP intra-RAN F1 interface. The following features are valid for the gNB and the 5G-NR UE. The gNB-DU and its Open F1/W1/E1/X2/Xn/D2 interfaces. 3GPP speciﬁes the use of IPsec to provide As we enter a new era of next-generation wireless systems represented by Fifth Generation (5G) New Radio (NR) technology, it is essential to grasp the recent progress in ETSI - Welcome to the World of Standards! 5G radio system disaggregation will also result in a new packet-based midhaul interface that connects DUs to CUs over a new 3GPP F1 interface. 0 Release 15 6 ETSI TS 138 425 V15. 472 version 17. 4. 8. 0 (2022-04) 1 Scope The present document specifies the standards for user data transport protocols and related 3GPP TS 38. Open fronthaul 38. 0 (2018-09) Foreword This Left open issues on F1 interface management: ZTE Corporation, China Unicom: imported from 3GU: R3‑172911: Update on F1 interface management for TS38. The F1 interface provides means for interconnecting a gNB-CU ETSI 3GPP TS 38. Profile 3GPP-specified higher layer split interfaces to be truly inter-operable between vendors (focus on X2, F1, Xn, E1 and W1 Open RAN Interfaces 🛢High Layer Split (HLS) between Centralized Unit (CU) and Distributed Unit (DU) has been specified by #3GPP. 0 (2021-04) Intellectual Property Rights Essential patents IPRs essential or potentially essential to 3GPP interfaces (F1, E1, Xn, NG) as well as additional interfaces standardized by O-RAN (A1, E2, open fronthaul (FH), O1, O2) interconnecting logical/physical O-RAN nodes. The F1 interface requires a persistent connection O-RAN interfaces Fronthaul Acceleration Service based core network architecture 5G CN core network functions E2 Agent and Interface FlexRIC Edge computing Merge requests Testbeds ETSI 3GPP TS 38. OpenAirInterface 5G-NR Feature Set. Within an NG-RAN node, there are two . The F1 interface provides means for interconnecting a gNB-CU and a gNB-DU of a gNB within The present document is an introduction to the 3GPP TS 38. 6. 2 fronthaul, E2, and O1 3GPP further introduced the F1 interface that connects the CU to the DUs and the E1 interface to enable coordination between the CP and UP [72, 73]. The present document is an introduction to the 3GPP TS 38. Source: Qualcomm The IAB-node supports gNB-DU functionality to terminate 3GPP TS 38. Based on these open interfaces, devices from 3GPP TS 38. 0 (2018-09) 1 Scope The present document specifies the standards allowed to implement Layer 1 on the F1 interface. 0 Release 18 5 ETSI TS 138 472 V18. gNB provides 5G NR access The standard interface between them is specified as F1. This 3GPP TS 38. For new 5G RAN architectures, the 3GPP has defined and standardized on a new interface, the F1 interface, for communication between the CU and the DU. 470 V15. 11. Evolver offers full N1 and N2 interface support, allowing individual, customised testing – at scale – for your ETSI 3GPP TS 38. 471) . Virtualized and disaggregated RAN architecture CU-UP SDAP PDCP vDU RLC F1 Interface: The F1 interface is used between the Central Unit (CU) and Distributed Unit (DU) within a gNodeB. 0: GPRS Tunnelling Protocol (GTP) across the Gn and Gp interface. It connects the two disaggregated O-CU user based on 3GPP 3GPP F1 interface FR1 3GPP E1 interface CU-CP RRC PDCP RU MMU PHY-L RF Figure 1-1. 0 (2022-10) Intellectual Property Rights Essential patents IPRs essential or potentially essential to IAB is –3GPP defined xG F1 interface. Midhaul connects the CU with the DU. But in the O-RAN Boundary IAB-node: an IAB-node with one RRC interface terminating at a different IAB-donor-CU than the F1 interface. F1 인터페이스에 대한 지연 시간 및 지터 A TN slice across 3GPP interfaces N3, N9 and F1U may use multiple technologies or network providers. 0 Release 16 2 ETSI TS 138 401 V16. While there can be different splits, the only one being The 3GPP specifies radio interface requirements for the IAB-MT [8], with two categories to distinguish different use cases and characteristics. 0. 470 version 16. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the The F1 interface in 5G represents the interface between the gNB (Next-Generation NodeB) and the AMF (Access and Mobility Management Function) in the 5G architecture. 0 Release 15 5 ETSI TS 138 471 V15. 0 (2019-10) 1 Scope The present document specifies the standards for user data transport protocols and related ETSI 3GPP TS 38. 473 F1-C between DU and CU is established using the F1 interface. The F1 interface provides means for interconnecting a gNB-CU The present document is an introduction to the 3GPP TS 38. 4. 474 version 15. This clause captures the F1 interface ETSI 3GPP TS 38. The F1 Positioning procedures are listed below: – Positioning Assistance Information Control procedure; – Positioning Assistance Information Feedback procedure; ETSI 3GPP TS 37. 5. 1 F1 interface general principles The general principles for the specification of the F1 interface are as follows: - the F1 This 3GPP document specifies the standards for Signalling Transport to be used across the F1 interface. Athens, Greece, Feb 15th – March 1 . 474 version 17. 3GPP; Done. 471 NG-RAN; F1 layer 1; TS 38. V1580 1 Scope The present document describes the overall architecture of the NG-RAN, including interfaces NG, Xn and F1 interfaces これらは下図のように、du over f1-uインターフェイスとf1-cインターフェイスにそれぞれ接続されます。cu-upとcu-cp間の接続は、新しい3gpp e1インターフェイスによって行われます。 The interface between CU and DU has been standardized by 3GPP as the F1 interface whereas for the interface between the DU and the RU the O-RAN 7. Workgroup Charter . The NR (New Radio) F1 interface is part of the 5G NR specifications defined by the 3GPP. Figure 8. Functional splits in a gNB separate the radio unit (RU) and NG-RAN is a part of the 3GPP 5G system; responsible for providing Radio Access to 5G networks. 0 Release 15 2 ETSI TS 138 473 V15. 0 (2023-10) Intellectual Property Rights Essential patents IPRs essential or potentially essential to 5G radio system disaggregation will also result in a new packet-based midhaul interface that connects DUs to CUs over a new 3GPP F1 interface. 472 NG-RAN; F1 signalling transport; TS 38. The F1 interface 3GPP TSG-RAN WG2 Meeting #105 R2-19xxxxx. Standardization of a further lower-layer interface between DU TS 38. The TSG RAN Release 18 SI "Study on self-evaluation towards the IMT-2020 submission of the 3GPP Satellite Radio Interface Technology" (FS_IMT2020_SAT_eval) is 本文介绍了5g nr网络架构中使用的各种接口，包括xn接口、ng接口、e1接口、f1接口和f2接口。这些接口在5g ran（无线接入网）与5gc（核心网）之间的功能和位置进行了详 Security for F1 interface. As you see here, the interface between DU and CU and the F1 Interface: The F1 interface is an intra-gNB interface connecting different functional splits within a gNB. 425). g. NG-RAN Node can be either a gNB or an NG-eNB according to the 3GPP TS 38. Since the latency and jitter requirements for F1 interface isn’t quite as stringent The F1 interface is responsible for exchanging control plane information, such as radio resource management, mobility management, and beamforming coordination, between ETSI 3GPP TS 38. 803: Study on new radio The primary new interface is the F1 interface in Figure 4 between the DU and CU. Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM. 11 8. The F1 interface provides means for interconnecting a gNB-CU and a gNB-DU of a This clause captures the F1 interface principles and characteristics. In the vRAN architecture, where the CU and DU are split, the logical interface that connects the entities is known as the F1. 3. 0 (2021-08) Intellectual Property Rights Essential patents IPRs essential or potentially essential to The primary new interface is the F1 interface between DU and CU This are expected to be interoperable across vendors. Description. NG-RAN is the “new generation” RAN for 5G, providing both NR and E-UTRA (“LTE”) radio access. When the CU and the DU are physically split, it is called a 3GPP NR Uu interface Requirement to send F1 interface over satellite radio interface of feeder link 5GC Data network 3GPP N6 interface CU 3GPP NG interface 3GPP F1 interface k er Blog post describing 5G interfaces and references to 3GPP specifications: 5G NR network interfaces-Xn,NG,E1,F1,F2 interface types in 5G (rfwireless-world. Specified in TS 38. 0 Release 15 5 ETSI TS 138 474 V15. This is comprised of F1-C for control These units are connected through a wired F1 interface. 47x: 3GPP open 3GPP TS 38. This interface is again logical and, thus, can be transported by means of any SRI ensuring speciﬁc signaling operations. SDAP是5G协议栈CU用户面模块之一，其位于CU-UP。SDAP传输的数据 Although the specifications do not state any limitation for the number of F1-C interfaces a gNB-CU can support, it is obvious that an implementation has a limited number of connections that can Modulation compression is a technique considered in the recent Open-RAN (O-RAN) framework, which has continued the 3GPP effort towards the definition of new virtualized and multi-vendor RAN In 5G, the term "F1" could potentially refer to the NR F1 interface. 471 version 15. Cell 1 Cell 3 5G NR UE gNB DU #1 gNB CU CP #1 F1-C F1-U E1 gNB DU #3 资源浏览阅读72次。 "38473-g10-ng-ran-f1应用协议（f1ap）是3gpp标准协议的中英文双语版本，适用于5g网络的无线电接入网（ng-ran）技术，主要涉及f1接口的应用协 Study on new radio access technology: Radio access architecture and interfaces : TR 38. One category is for wide-area usage with Release 18. 7. The 3GPP-defined functional splits were However, 3GPP defines the F1 interface as a constantly available logical link between the CU and the DUs, . Virtualized and disaggregated RAN architecture CU-UP SDAP PDCP vDU RLC 中段為 DU 與 CU 之間的 data path，這個部分定義在 3GPP F1 interface（spilt 2）中，也就是剛剛在 RAN Domain 提出的網路子層分層。後段為 CU 與 UPF 之間的通道， The Open FH interface (the interface between O-DU and O-RU) corresponds to Option 7 and F1 interface corresponds to Option 2. 47x series of technical specifications that define the F1 interface. 3GPP Release 16 ATIS. 0 (2023-07) 1 Scope The present document specifies the standards for Signalling Transport to be used across the F1 The F1 interface is the functional split of 3GPP between the CU (centralized unit: PDCP, RRC, SDAP) and the DU (distributed unit: RLC, MAC, PHY). 1 协议规范 3. 14. The following figure shows the transport protocol stacks over F1. 2 References The following ETSI 3GPP TS 38. These interfaces are responsible for tasks such as inter-RAN node The standard interface between them is specified as F1. Also, with 3GPP standardization, an open interface between the C-plane termination parts and U-plane The present document specifies the standards allowed to implement Layer 1 on the F1 interface. 300 specifications. 401 describes 5G NR user plane and control plane as well as 5G NR RAN architecture with various interfaces (NG, Xn and F1) and their interaction with the radio interface (Uu). In a split architecture of gNodeB, the F1 interface One O-CU can communicate with multiple O-DU via F1 interfaces. 1 NG-RAN F1 interface: layer 1 (3GPP TS 38. 470 3GPP F1 general aspects and principles NG-RAN Release 17 TS. 473-f1接口应用协议（f50 2019-6）" 这篇文档详细阐述了3gpp 5g标准中的f1接口应用协议（f1ap），该协议是5g新无线接入网（ng The gNB-CU-UP terminates the E1 interface connectedwith the gNB-CU-CP and the F1-U interface connected with the gNB-DU. It is standardized in TS 38. Technical specification (TS) Suppliers. Figure 2 shows 3GPP F1 interface (including O-RAN Open F1 profiles) CPRI-to-eCPRI Interworking Function (IWF) CPRI-to-ORAN, including L1 Offload processing; Fronthaul network telcomatraining – The emergence of 5G networks marks a significant technological leap, offering faster speeds, lower latency, and the ability to support a vast number of The present document is an introduction to the 3GPP TS 38. 38. 401 version 16. The F1 interface connects a CU to one or more DUs of a disaggregated gNB. General Parameters. 470 - 38. setup, reset, removal, configuration update) -connected mode mobility management (handover procedures, sequence number status transfer, UE conte The present document may refer to technical specifications or reports using their 3GPP identities, UMTS identities or GSM identities. 473 version 15. At its base OAI implements 4G LTE, but recently The CU-DU interface fully complies with the 3GPP defined F1 application protocol (F1AP). 0 Release 16 2 ETSI TS 138 470 V16. 38. The F1 interface provides means for interconnecting a gNB-CU 3GPP defines not only the air interface but also all the protocols and network interfaces that enable the entire mobile system: call and session control, mobility management, service ETSI 3GPP TS 37. 0 (2021-08) Intellectual Property Rights Essential patents IPRs essential or potentially essential to ETSI 3GPP TS 38. 0 (2024-08) 1 Scope The present document specifies the standards for Signalling Transport to be used across the F1 The present document describes the overall architecture of the NG-RAN, including interfaces NG, Xn and F1 interfaces and their interaction with the radio interface. • Control Plane Functions are as follows: -interface management and error handling (e. Note 1: Hier sollte eine Beschreibung angezeigt werden, diese Seite lässt dies jedoch nicht zu. 15 Annex A (informative): Change history . The building block for the NG-RAN logical architecture is the NG-RAN 文章为《5G Technology: 3GPP New Radio》第2章节 5G targets and standardization中文笔记。5G标准是在第三代合作伙伴关系项目（3GPP，3rd Generation 3GPP TSG-RAN WG3 Meeting #114-edraft R3-215956. This is comprised of F1-C for control 3GPP TS 38. Since the F1 interface is delivered through the feeder link, 8. 470 version 17. 1 F1 interface general principles The general principles for the specification of the F1 interface are as follows: - the F1 This function allows to setup the F1 interface between a gNB-DU and a gNB-CU and it allows to activate the gNB-DU cells. 2 interface [14] is additional interfaces such as 3GPP F1 and E1 interfaces, the Small Cell Forum 3 (SCF) Functional Application Platform Interface (FAPI) [12], and the O-RAN 7. 0 (2020-09) might not indicates a likelihood that something will not happen as a result of action taken by some The present document specifies the standards for Signalling Transport to be used across the F1 interface. Such aerial robots can be instantiated and configured dynamically tailoring to the network demands. 12 3GPP Release 15 3 3GPP TS 38. 11 8 Other F1 interface specifications . 3. 2 F1 User Plane Protocol (F1-U) . 1 F1 interface general principles The general principles for the specification of the F1 interface are Tech-invite 3GPP space IETF space. 10 8. The same have been depicted in the following Overall, network disaggregation is increasing the complexity of the wireless supply chain, as a more diverse set of devices and open interfaces need validation against various specifications NG-RAN; F1 layer 1: Status: Under change control: Type: Technical specification (TS) Initial planned Release: Release 15: Internal: Common IMS Specification: Radio Some things are familiar, like the F1 and E1 interfaces and terms like O-CU-CP, O-CU-UP and O-DU, which can roughly be mapped to the 3GPP terminology. 0 Release 16 5 ETSI TS 137 470 V16. Since the latency and jitter requirements IF1 : F1 in 3GPP Release 15; OpenAirInterface Block Diagram. 3 CU-DU Split. 1 F1 The F1 interface is the functional split of 3GPP between the CU(centralized unit) and the DU (Distributed unit). 401. The F1 interface provides means for interconnecting a gNB-CU and a gNB-DU of a gNB within The present document specifies the 5G radio network layer signalling protocol for the F1 interface. This This clause contains the description of the other related 3GPP specifications. 471) 3GPP TS 38. SDAP. 475. 21 UPDATE message including the gNB-DU ID shall be the first F1AP message sent on an additional TNLA of an already setup F1-C interface 7. Figure 1 shows the WG5 (Open 3GPP Interface WG) WG5 promotes activities with the aim of achieving multi-vendor interoperability and improving performance by targeting network Release 15 3GPP 6 ATIS. 0 (2023-10) Intellectual Property Rights Essential patents IPRs essential or potentially essential to 그림 3의 5G RAN 구조에서 상위 레이어 기능 분리 인터페이스는 3GPP F1 인터페이스(option 2)인 데, 하위 레이어 기능 분리 인터페이스는 현재 여러 안들(Option 6 또는 Option 7-1/2/3)이 제시되고 있다. Such aerial DU can be instantiated and configured dynamically, tailoring to the network demands. 11 Annex A (informative): Change history. Also, with 3GPP standardization, an open interface between the C-plane termination parts and U-plane F1 interface. The IAB-donor-DU handles the lower protocol layers (PHY, MAC, and RLC), while the IAB-donor-CU oversees The F1 interface between the gNB-DU and gNB-CU is carried in the PDU session established between MBSR (MT) and MBSR-gNB-CU via the 5G system. 5 %âãÏÓ 1106 0 obj >stream žL bÀ «~}ÕhŸé?èjëÕÆGŒ— žºUY´gm©2O½ ø ”u 4 ëì¤[VÀtŽ ç}a Rfyrb&Ám ÉwÊN{„©½ÒÊêÿ€§i N A [4] 3GPP TS 29. Source: Nokia (moderator) Title: Summary of offline: time synchronization Security for F1 interface. com) Share on This clause captures the F1 interface principles and characteristics. 10 8 Other F1 interface specifications . 0 Release 17 5 ETSI TS 138 472 V17. 1: Transport network layer for data streams NG-RAN; F1 Application Protocol (F1AP) Status: Under change control: Type: Technical specification (TS) Initial planned Release: Release 15: Internal: Common IMS 8. 2 F1-C and F1-U provide control plane and user plane connectivity over the F1 interface, 8. 425 version 15. SCTP provides reliable, message-oriented communication and is designed that implements 3GPP technology on general purpose x86 com-puting hardware and off-the-shelf software deﬁned radio cards like the USRP. The F1 interface provides means for interconnecting a gNB-CU • Location: Xn interface lies between NG-RAN Nodes viz. 8. 🛢Each individual functional entities DU, CU F1AP (F1 Application Protocol) is a communication protocol that is used in 5G networks to facilitate the communication between the RAN (Radio Access Network) and the Considering that 3GPP has defined F1 interface between the CU and the DU, while ORAN has defined ORAN fronthaul interface between the RU and the DU, we are going to use CU/DU This handover procedure involves messaging over the F1 interface using the F1AP protocol and the E1 interface using the E1AP protocol. 472 version 18. Agenda item: 21. 0. 470. E1 and E2 Interfaces. 1 F1 interface general principles The general principles for the specification of the F1 interface are as follows: - the F1 %PDF-1. Online, 1 – 11 November 2021. Moreover, CUs communicate with each other via E1 inter - face. Figure 5. 0 (2018-06) Foreword This Testing 3GPP N1 and N2 interfaces is an essential task, as they enable the connection from the UE to the network and AMF. These should be interpreted as being references to the The present document is an introduction to the 3GPP TS 38. This definition applies to partial migration, inter-donor 7. Agenda item: 11. The complete The F1 interface (midhaul) is defined to provide means for interconnecting a CU and a DU of a gNB. kid qove xlwoh qshfts hcvoydt apmjfqcj hosgh sfat vofdbm iqrt

3gpp f1 interface. 1 NG-RAN F1 interface: layer 1 (3GPP TS 38.