5G NR makes use of LTE coverage foundation via Dual Connectivity Ubiquitous LTE Coverage 640+ commercial networks 9,500 commercial devices 2. 4 SA and NSA deployments 2. LTE - NR dual connectivity. The ability to leverage 4G and 5G at the same time will enable cellular systems to switch between the two - even in the course of a single phone call - to guarantee connectivity and QoS, Smee said. 3GPP has identified several architecture options for 5G. Physical Layer Reference Signals. Dual Connectivity also improves service continuity when moving between NR and LTE coverage by removing the need for Inter-RAT/Inter Core handovers which may be. SK Telecom (NYSE:SKM) and Samsung Electronics today announced that they have successfully completed the network device interoperability test applying Dual Connectivity technology using both 4G and 5G networks provided by Samsung's Networks Business. NR-NR Dual Connectivity: NG-RAN supports NR-NR Dual Connectivity (NR-DC), in which a UE isconnected to one gNB that acts as a MN and another gNB that acts as a SN. A non-standalone 5G network deploying gNodeB under the existing EPC (Option 3). NG-RAN Architecture 2. With dual connectivity, the 5G data plane is introduced in a largely 4G network [See Figure (a) below]. 5G NG-RAN XnAP procedures – Global procedures. This section provides information on the function of the 5G NSA in an EPC network. 5Ghz already awarded -Spectrum re. Refers to any EPC-based NR networks. Stand Alone (SA) scenario uses only one radio access technology (5G-NR or the evolved LTE) and the core networks (EPC and 5G-NGC) are operated alone. The overall 5G radio access solution will consist of evolved LTE (5G-LTE) radio access, complemented with backward-compatible technologicalenhancements,co-existing with New Radio (NR) access technology operating in new spectrum bands. 5GHz and LTE on 2. EPC enhancements to support 5G New Radio via Dual Connectivity; rel-15 (SP-170233) • Mechanism for HPLMN and VPLMN control of access to 5G NR (in particular when 5G NR is used as a Secondary RAT) • Alignment of SA2 specifications with work in TSG RAN and RAN WGs for EPC-based Dual Connectivity. SK Telecom (NYSE:SKM) and Samsung Electronics today announced that they have successfully completed the network device interoperability test applying Dual Connectivity technology using both 4G and 5G networks provided by Samsung’s Networks Business. Milan, ITALY - PRISMA Telecom Testing has supported the successful completion of an end-to-end 5G New Radio (5G NR) data call as part of a Chinese Ministry of Industry and Information Technology (MIIT) 5G Technology R&D trial. However, there are quite some differences between the 3GPP-based version of dual connectivity and how (pre-)5G standards are planning to utilize this methodology. These enhancements cover not only 5G-NR, but also LTE which is being advanced in parallel. ETSI 3GPP TR 38. Then the UE signals to the network that it can simultaneously connect to the 4G and 5G networks. dual connectivity options in 5G; and NG-RAN is not only 5G NR, because it also will cover evolved LTE versions. Now let's consider an approach for a 5G RFFE which supports DC (dual connectivity) frequency bands, including the new 3. 5G Dual Connectivity, Webinar and Architecture Overview One of the things that will come as a result of NSA (Non-StandAlone) architecture will be the option for Dual Connectivity (DC). 3GPP has already identified initial bands for the 5G NR as well as band combinations for LTE/NR uplink co-existence and dual connectivity. The focus continues to be from developed countries, though there has been some success and influence from countries like India in the 5G standardization forums like ITU and 3GPP. "T-Mobile is working with equipment vendors to test 5G NR in non-standalone mode, which requires an LTE carrier to act as the anchor for Dual Connectivity with 5G NR," T-Mobile says in its. 11n MIMO performance for optimized data speed and throughput; Adjustable Polarization – Dual Polarized (Vertical and Horizontal) or X-Polarized (+45°and -45°) for excellent transmission of wireless signal. CafeTele provides technical courses from 5G, 4G, IOT and blockchain to EMBB, MMTC, URLLC & Vendor specific 5G training at one place. When the UE is located in 5G coverage, it can only connect to the 5G network and receive 5G service. enhancements. Dual Connectivity also improves service continuity when moving between NR and LTE coverage by removing the need for Inter-RAT/Inter Core handovers which may be. It also replaces your Wi-Fi router and removes unnecessary cables for an easy plug-and-play setup. standalone (NSA) mode. (Ed note: "Stand alone" refers to all 5G; "non-stand-alone" refers to a hybrid of 5G and LTE. dual connectivity options in 5G; and NG-RAN is not only 5G NR, because it also will cover evolved LTE versions. Users who already have an R&S CMW500 or R&S CMWflexx test system for LTE measurements can continue to use them and only need an R&S CMX500 as an extension box to perform tests on 5G NR signals. Motivation to use this state seems to reduce the time to bring UE in connected state from other states. mid-term will come from 5G non-stand-alone (NSA) radio, which became prevalent in late December 2017 (as defined in 3GPP during release 15). This option combines the advantages of Option 5 with the added benefit of Dual Connectivity allowing data aggregation with any co-existing 5G NR carriers to improve throughput. 5Ghz already awarded -Spectrum re. The 5G Architecture Working Group as part of the 5GPPP Initiative is looking at capturing novel DC Dual Connectivity DEI Drop Eligible Indicator NR New Radio. Round-the-clock, uninterrupted network connectivity is a must in today's world of cloud-connected systems, IoT devices, and always-online critical business applications. The general idea is to exploit multi-connectivity and a tight integration between LTE and NR. technologies for 5G NR • Up to 16 carriers and approximately 1 GHz can be aggregated for 5G NR Phase 1. Sutton said, "Any vendor could build 5G EN-DC [E-UTRA-NR Dual Connectivity] overlay, the advantage of doing this with existing 4G vendor is dual-connectivity option for the user plane. Centralize CU layer operates in virtualized software platforms. E-UTRAN is of course LTE in everyday speak and New Radio (NR) is the 5G radio network. 5G will be used for both U-Plane and C-Plane 5G radio. Key aspects of the 5G NR have been determined, such as radio channel widths and use of OFDMA. 4G Americas | Mobile Broadband Evolution Towards 5G: 3GPP Rel-12 & Rel-13 and Beyond | June 2015 2 1 INTRODUCTION We are in the midst of exciting growth and innovative use of mobile broadband, a witness to the spread of mobile broadband networks, the emergence of new mobile device categories and the expansion of. 5G-NR Co-exists Launch-pad (NR+LTE) NR+LTE on the same carrier NR+LTE Dual Connectivity (Standalone) NR Utilization of LTE "Holes" LTE Utilization of NR "Holes" Partial NR Signals in LTE Uplink Supplementary NR Uplink Concept NR+LTE Dual Connectivity (Non-Standalone) NR LTE LTE+NR. This dual connectivity will enable the existing 4G operators to quickly create 5G coverage and services by connecting 5G NR to a 4G radio that is connected to an existing Cloud Packet Core. Non-Standalone NR Security. This blogpost, discusses the ideas and enhancements that are currently being worked on for 3GPP Release-16. 1 5G network architecture 2. Now let's consider an approach for a 5G RFFE which supports DC (dual connectivity) frequency bands, including the new 3. During Google's annual developer festival at the Shoreline Amphitheater, Sprint is using Ericsson 5G Massive MIMO radios to deliver over-the-air dual-connectivity with 60 MHz of 2. standalone (NSA) mode. Examples of those enhancements include: extending the range of. 0 (2017-10) Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. It mentions minimum requirements of carrier aggregation in 5G NR. The trial network includes 5G New Radio (5G NR) and LTE co-site deployments, separating UL/DL onto different bands. 3GPP has identified several architecture options for 5G. 5G NG Identities (UE and Network Identifiers) September 20, In Dual Connectivity case, 5G NR PSS. Day 2 - 5G New Radio, Part One (Dr Harri Homa and Dr Antti Toskala) This course covers the bridging technologies between LTE and 5G based on 3GPP Releases 13 and beyond. He added that dual connectivity can be used to enhance coverage and capacity. 5 GHz on 5G NR. Rodrigues, Tarcisio F. The standards organization 3GPP agreed the Non-Standalone global standard for 5G as part of its 'Release 15' in December 2017. So UE will be connected to LTE eNB as well as 5g gNB. 5G NR High Band Transmit 5G NR Ultra High Band Transmit 3G/4G/5G Low and Mid High Band Diversity Receive 3G/4G/5G MIMO Receive Antenna Management: Tuning, Swap and Multiplexers 2G Low / Mid Band Transmit 3G/4G/5G Low Band Transmit 3G/4G/5G Mid High Band Transmit 5G NR Ultra High Band Diversity / MIMO GPS, Wi-Fi, Receive Bluetooth® Connectivity. 5G NR: The Next Generation Wireless Access Technology follows the authors' highly celebrated books on 3G and 4G by providing a new level of insight into 5G NR. EPC eNode B Chipset LTE EPC eNode B Chipset 5G gNode B Data Control 5GC Chipset LTE 5G NSA (#3) NR/LTE anchor dual connectivity 5G SA (#2) NR Source Qorvo modified by Yole Now 2019-2025. 5G Non Standalone (5G NR, LTE core) with mutliconnectivity 6. It also replaces your Wi-Fi router and removes unnecessary cables for an easy plug-and-play setup. ENDC is a concept of dual connectivity. EPC eNode B Chipset LTE EPC eNode B Chipset 5G gNode B Data Control 5GC Chipset LTE 5G NSA (#3) NR/LTE anchor dual connectivity 5G SA (#2) NR Source Qorvo modified by Yole Now 2019-2025. sharetechnote. This will incraese UE battery life and latency as well because of less signalling involved. One of the most prominent technologies in the first 5G deployments is the 3GPP-based EN-DC (E-UTRAN New Radio Dual Connectivity), which allows devices to connect to 4G and 5G radio networks simultaneously. The overall 5G radio access solution will consist of evolved LTE (5G-LTE) radio access, complemented with backward-compatible technologicalenhancements,co-existing with New Radio (NR) access technology operating in new spectrum bands. Here, the schedulers in the eNB and gNB are independent of each other and have their own state. The initial roll-out of 5G cellular infrastructure will focus on enhanced mobile broadband (eMBB) to provide increased data-bandwidth and connection reliability via two new radio frequency ranges: Frequency Range 1 overlaps and extends 4G LTE frequencies, operating from 450 MHz to 6,000 MHz. 5GHz base station and a 28GHz base station together, Huawei and LG U+ have said they attained a. Phase 1: The first phase of complete 5G specification will cover the radio, core, security and all associated specifications. 5G Modems The Intel® XMM™ 8160 5G modem, a multimode modem that supports 5G NR and legacy modes in a single chipset, will accelerate widespread 5G adoption and enable device manufacturers across industries to design smaller, more power efficient devices and scale with reduced complexity. The 5G Architecture Working Group as part of the 5GPPP Initiative is looking at capturing novel DC Dual Connectivity DEI Drop Eligible Indicator NR New Radio. Dual Connectivity for LTE-NR Cellular Networks Roberto P. 5G will be used for both U-Plane and C-Plane 5G radio. The first version, specified in Release 15, will support low-latency, beam-based channels,. Summarize architecture enhancements such as Cloud-RAN and Dual Connectivity Identify key steps of network acquisition, random access, and connection setup List main steps of registration, network slice selection, and session setup Give examples of QoS parameters in 5G Explain how data is transferred in the downlink and the uplink. Read full press release. *Wired connection required. LTE – NR dual connectivity. 5G Radio Access Network Standardization Trends NTT DOCOMO Technical Journal Vol. 5G Wireless Crash Course. Testing an NSA dual connectivity 5G data connection is a major part of 5G NR development, and one which vendors and operators are universally progressing in earnest. MME Emulation for dual-connect 4G/5G Dual-connect 4G/5G testing Fallback emulation Per-service 'switching' testing E2E Core performance testing Backhaul design X2 Dual-Connectivity 4G/5G: 5G Device connects to both 4G and 5G RAN 5G Device falls back to 4G when 5G not available S1-U Bearer Switching: Network decides S1-U bearer based. 5G Network Architecture White Paper Page2 Confidentiality:The GTI documents may contain information that is confidential and access to the documents is restricted to the persons listed in the Confidential Level. EPC enhancements to support 5G NR via Dual connectivity – is to be worked out in order to achieve the early 5G deployments based on NSA concepts where, the LTE system serves as signaling anchor and NR is added as secondary RAT/cell (according to tight interworking requirement). The UE attaches to the LTE network first. World's first 5G call with 3GPP-Based 5G Commercial System. The E-UTRA-NR Dual Connectivity (EN-DC) feature supports 5G New Radio (NR) with EPC. Mobile can setup call on 5G NR spectrum below 6 GHz. • Dual Connectivity between E-UTRA and NR and within NR • Carrier Aggregation within NR • Support for network slicing • Support for PWS and IMS voice • Support of (SON) functions: Automatic Neighboring Relation (ANR); NG/Xx/Xn setup • Inter-RAT mobility between NR and E-UTRA. The expectation is that 5G NR is a totally new air interface that can operate alongside 4G LTE. The focus is on. In the early 5G stages of deployment, Option 3/3a/3x will be the likely choice for many operators. Dual Connectivity for LTE-NR Cellular Networks Roberto P. In this case, it can be decided by the gNB and eNB that since the UE has a dual connectivity to both 5G and LTE, the SRB can be split and sent by both the gNB and the eNB. NG-RAN Architecture 2. For such a heterogeneous small cell network (HetNet), 3GPP introduced dual connectivity (i. This spotlights a rapid, stable and effective path to commercial 5G service using a Non-Standalone mode of operation with dual-connectivity that takes advantage of both 5G and LTE technology. 5G NR will natively support all different spectrum types. Huawei attains 20Gbps in 5G dual-connectivity test. The LTE-NR dual connectivity (DC) is presented. 5G NR makes use of LTE coverage foundation via Dual Connectivity Ubiquitous LTE Coverage 640+ commercial networks 9,500 commercial devices 2. 2 Services and performance goals 1. This section provides information on the function of the 5G NSA in an EPC network. In many cases, operators are expected to combine 4G FDD-LTE bands with a 5G band. gNB: An NR radio base station that supports the NR air interface as well. After an initial discussion of the background to 5G, including requirements, spectrum aspects and the standardization timeline, all technology features of the first phase of NR are described in detail. Dual connectivity Heterogeneous network LTE-advanced Radio resource management Performance evaluation 1 Introduction Heterogeneous networks (HetNets) consisting of macro and small cells are considered as one of the main steps towards meeting the future requirements for carrying the ever increasing broadband mobile traffic [ 1 ]. Read full press release. The UE will then have bearer set up. Legacy and 5G D2D communications. 5G in a Nutshell 1. Especially when the early NR networks are going to be deployed with dual connectivity while operating in multi-standard and multi-band modes? A new era in wireless communications has kick. (dual connectivity) or NR (carrier-aggregation) in licensed spectrum Even higher connection density •NOMA is part of 5G NR Rel-15 Study Item •Can be either. The coming 5G new radio (NR) of next generation is expected to exploit the spectrum of super high frequency by utilizing a heterogeneous network comprising the currently Long Term Evolution (LTE) systems and the 5G NR via dual connectivity (DC). 3 Key 5G components 1. This dual connectivity requires thorough testing. But, this also propagates a bit deeper in the design – the interface between. Dual connectivity allows the mobile operator to combine two different radio systems together to deliver end user services. LTE 5G C-Plane SA(Standalone) 5G NSA SA Connection to both LTE and 5G mandatory Can work by 5G alone (LTE not necessary) Control (Location Registration) 5G will be focused on U-Plane alone, while LTE is used for control including call origination/ termination, location registration, etc. A non-standalone 5G network deploying gNodeB under the existing EPC (Option 3). The term EN-DC (Evolved-Universal Terrestrial Radio Access-New Radio) refers to E-UTRA NR Du. (Ed note: "Stand alone" refers to all 5G; "non-stand-alone" refers to a hybrid of 5G and LTE. technologies for 5G NR • Up to 16 carriers and approximately 1 GHz can be aggregated for 5G NR Phase 1. 5GHz base station and a 28GHz base station together, Huawei and LG U+ have said they attained a. Numerology and frame structure. A UE connected to an eNodeB acts as a Master Node (MN) and an en-gNB acts as a Secondary Node (SN). 5GHz IoT scope : OAI - OAI full stack NSA/L3-LTE Planned for Orange salon de recherche Dec. The way simultaneous LTE and NR connectivity will work is described a bit off the beaten path in 3GPP TS 37. SA: Standalone 5G. Small-cell in-band meshed 5G mmWave wireless backhaul Problem Statement New radio would likely require dense deployments right from the initial phases to get sufficient coverage @ mmWave frequencies Economically not feasible to provide fiber connectivity to each site until the new radio deployments become mature. CafeTele provides technical courses from 5G, 4G, IOT and blockchain to EMBB, MMTC, URLLC & Vendor specific 5G training at one place. This is about one of NR deployment options where LTE work as a master and NR work as a secondary cell (In 3GPP terms, this is about EN-DC (EUTRA-NR Dual Connectivity) / MR-DC with EPC as described in 37. The master gNB is connected to the 5GC via the NG interface and to the secondary gNB via the Xn interface. 5GHz IoT scope : OAI – OAI full stack NSA/L3-LTE Planned for Orange salon de recherche Dec. LTE 5G C-Plane SA(Standalone) 5G NSA SA Connection to both LTE and 5G mandatory Can work by 5G alone (LTE not necessary) Control (Location Registration) 5G will be focused on U-Plane alone, while LTE is used for control including call origination/ termination, location registration, etc. TRANSITION FROM LTE TO 5G -DUAL CONNECTIVITY Transition to 5G will be progressive with 5G NSA specifications allowing faster 5G handset design with NR bands. Now, in LTE-NR DC operation in which the LTE eNB is the MN, it would be necessary to enhance processing power and buffer size in the LTE eNB to support this MCG split bearer as the bandwidth on. In the final section key 5G Phase 1 security enhancments - compared to 4G - are discussed. This document will be updated according to the progress of 3GPP 5G NR standardization and the findings from the development and trials. 1 Evolution to 5G 1. 5G Technology Introduction, Market Status Overview and Worldwide Trials ı3GPP RAN started NR = 5G work item in ıDual connectivity between NR and LTE. 5G NR makes use of LTE coverage foundation via Dual Connectivity Ubiquitous LTE Coverage 640+ commercial networks 9,500 commercial devices 2. Dual Connectivity also improves service continuity when moving between NR and LTE coverage by removing the need for Inter-RAT/Inter Core handovers which may be. 5GHz frequency band…. 5GHz frequency band and LTE in the 2. ETSI 3GPP TR 38. This option combines the advantages of Option 5 with the added benefit of Dual Connectivity allowing data aggregation with any co-existing 5G NR carriers to improve throughput. On the other hand, dual connectivity (DC), introduced in. SK Telecom also successfully conducted a 4G-5G network dual connectivity test with Samsung, using Samsung's E-UTRAN New Radio Dual Connectivity (EN-DC) tech, which is based on the 3GPP 5G NR. The first step standardized by 3GPP towards complete 5G coverage was Non-Standalone NR, also known as E-UTRA-NR Dual Connectivity (EN-DC) or Architecture ‘Option 3’ [1]. TRANSITION FROM LTE TO 5G –DUAL CONNECTIVITY Transition to 5G will be progressive with 5G NSA specifications allowing faster 5G handset design with NR bands. 1 Evolution to 5G 1. Accounting for the growth in size of modern handsets, 5G handsets will experience a great challenge. A UE can connect to LTE and then add 5g cells. 5G Radio Access Network Standardization Trends NTT DOCOMO Technical Journal Vol. This feature is already supported in release 15. Mobile can setup call on 5G NR spectrum below 6 GHz. When you consider the increased number of band combinations of LTE and NR, with a much wider bandwidth, the current methodology will need to be re-visited and validated. • Main assumption: general support for stand-alone NR below 40GHz (option 2 scenario) including DC • 4G-5G interworking • MIMO/Beamforming (fundamental features) • Mini-slot (note: enabler for URLLC and ensures forward compatibility) • Public warning/emergency alert (for regulatory needs) • SON functionality for Dual Connectivity. When the UE is located in 5G coverage, it can only connect to the 5G network and receive 5G service. 5G Non Standalone (5G NR, LTE core) with mutliconnectivity 6. Release 15 of the 3GPP 5G NR specifications will be ready by June 2018, which will support the launch of commercial networks from 2020 in leading markets including Europe, China, Japan, South Korea and USA. docx attachment from gNB: RRC Wei-Tai Chen attached OAI nFAPI for MAC-PHY Interface and Software Architecture for Dual Connectivity in E-UTRA and 5G-NR. MOUNTAIN VIEW, Calif. MPTCP with 5G Dual Connectivity (DC) Introduced in 3GPP Release 15, DC is a feature that allows data exchange between mobile devices and the NR base station, with simultaneous connection to an LTE base station when tight interworking is established between LTE and the 5G NR base station. • Main assumption: general support for stand-alone NR below 40GHz (option 2 scenario) including DC • 4G-5G interworking • MIMO/Beamforming (fundamental features) • Mini-slot (note: enabler for URLLC and ensures forward compatibility) • Public warning/emergency alert (for regulatory needs) • SON functionality for Dual Connectivity. The need for dual connectivity (i. This spotlights a rapid, stable and effective path to commercial 5G service using a Non-Standalone mode of operation with dual-connectivity that takes advantage of both 5G and LTE technology. Join us to know technology better than before. Vodafone and Huawei Complete World’s First 5G call and Dual Connectivity using 3GPP R15 NSA Standard [Barcelona, Spain, February 22, 2018] Vodafone and Huawei have jointly completed the world’s first call using the Non Stand-Alone (NSA) 3GPP 5G new radio (NR) standard and sub6 GHz spectrum. , a subsidiary of Qualcomm Incorporated, and Verizon announced a successful 5G New Radio (NR) data connection using 400MHz of. ETSI 3GPP TR 38. Now let's consider an approach for a 5G RFFE which supports DC (dual connectivity) frequency bands, including the new 3. In the final section key 5G Phase 1 security enhancments - compared to 4G - are discussed. There's already a struggle to fit a desirable number of 4G LTE bands and antennas in today's handsets (Fig. The DC concept as such is not new in cellular networks. 5G is the latest generation being built now with applications like AR/VR, Connected cars, fibre replacement, and vertical industry applications. However, since mmWave signals are highly susceptible to blockage, channel quality on any one mmWave link can be extremely intermittent. TRANSITION FROM LTE TO 5G -DUAL CONNECTIVITY Transition to 5G will be progressive with 5G NSA specifications allowing faster 5G handset design with NR bands. , a subsidiary of Qualcomm Incorporated, and Verizon announced a successful 5G New Radio (NR) data connection using 400MHz of. This is also known as E-UTRA-NR Dual Connectivity (EN-DC). During Google's annual developer festival at the Shoreline Amphitheater, Sprint is using Ericsson 5G Massive MIMO radios to deliver over-the-air dual-connectivity with 60 MHz of 2. We cover the concepts of LTE-Advanced Pro, often referred to as 4. Mid bands 1GHz to 6 GHz. Dual connectivity Heterogeneous network LTE-advanced Radio resource management Performance evaluation 1 Introduction Heterogeneous networks (HetNets) consisting of macro and small cells are considered as one of the main steps towards meeting the future requirements for carrying the ever increasing broadband mobile traffic [ 1 ]. We don't have to use dual connectivity in 3GPP 5G but its a really useful option. It also replaces your Wi-Fi router and removes unnecessary cables for an easy plug-and-play setup. This is a key element in 5G NR Non-Standalone networks, which still use an LTE core. Finally, migration strategies proposed by vendors and operators (MNOs / SPs) have been discussed. , May 7, 2019 /PRNewswire/ -- Today at Google I/O, developers are getting a glimpse at the future of wireless with Sprint (NYSE:S) 5G NR connectivity powering Android. 801) LTE eNB PDCP RLC RLC NR RLC MAC PDCP gNB NR. 2019年中,即将完成的Rel 15中的late drop版本涉及的问题是补全NSA模式中的一些细节场景[1]:NR到NR的双向连接(NR-NR dual connectivity)。我们可以看到,上一个NSA图中,5G NR主要通过LTE网络做数据连接和控制,并没有接入5G核心网。 而NR-NR dual connectivity的意思如下图图示:. High bands above 24 GHz (mmWave) Extreme. 5G Standalone (NR, NC) 2. This test, conducted in Qualcomm's San Diego facility, was one of the last steps before devices become commercially ready and available. There is too much details for me to go through at the moment but there is some discussions. A UE can connect to LTE and then add 5g cells. It also replaces your Wi-Fi router and removes unnecessary cables for an easy plug-and-play setup. The initial roll-out of 5G cellular infrastructure will focus on enhanced mobile broadband (eMBB) to provide increased data-bandwidth and connection reliability via two new radio frequency ranges: Frequency Range 1 overlaps and extends 4G LTE frequencies, operating from 450 MHz to 6,000 MHz. LTE-NR Dual connectivity 1 Dynamic TDD 2 HARQ / Fast ACK 2 semi-persistent and aperiodic SRS 2 UL CP-OFDM 3 HW support: + RF front-end 3. And something called dual connectivity. 5 GHz Hotspot 10 Gbps at 28/39 GHz Future mmwave options Ultra small Cell small Cell Macro Auction 2019 Auction 2019 Most of the 3. The course starts with a general description of the 5G System elements and principles, various RAN — core and dual connectivity options, followed by a discussion of aspects of the new air interface and the nodes, interfaces and procedures in the NG-RAN. [Photo Essay] Samsung 5G Interview with R&D Team: 4G-5G Network Dual Connectivity (EN-DC) E-UTRAN New Radio Dual Connectivity (EN-DC) Based on the 3GPP 5G NR Standard In March 2019, Samsung Electronics and SK Telecom announced that they had successfully completed the network device interoperability test applying Dual Connectivity technology. ·On-demand. The content and flow are structured to introduce NR air interface with a focus on technical design principles and their impacts on performance and deployments. 5G mobile broadband services will be available to users in a primarily 4G network via mobile terminals that support dual connectivity to 4G LTE and 5G NR base stations at the same time. With four unique devices, Galaxy S10 line is engineered to meet the distinct needs of today's smartphone market, so consumers can do more of what they love. The master gNB is connected to the 5GC via the NG interface and to the secondary gNB via the Xn interface. Sutton said, "Any vendor could build 5G EN-DC [E-UTRA-NR Dual Connectivity] overlay, the advantage of doing this with existing 4G vendor is dual-connectivity option for the user plane. • Supports Key 3GPP 5G NR technology –low latency frame structure, advanced channel coding, massive MIMO, beamforming • Pairs with Intel® XMM™ 7360 LTE modem for 4G/5G dual connectivity • Chip and module samples –2H ’17. 1 Evolution to 5G 1. Vodafone and Huawei Complete World’s First 5G call and Dual Connectivity using 3GPP R15 NSA Standard [Barcelona, Spain, February 22, 2018] Vodafone and Huawei have jointly completed the world’s first call using the Non Stand-Alone (NSA) 3GPP 5G new radio (NR) standard and sub6 GHz spectrum. Demonstrations include YouTube 4K video streaming, gaming, and augmented reality using the LG V50 ThinQ 5G. MediaTek Helio M70 is the only 5G modem with LTE and 5G dual connectivity (EN-DC), plus multi‑mode support for every wireless network from 2G to 5G. 5G Technology Introduction, Market Status Overview and Worldwide Trials ı3GPP RAN started NR = 5G work item in ıDual connectivity between NR and LTE. In Dual Connectivity, the split bearer concept is introduced, in which a data bearer is split between the two eNBs, at the PDCP layer. This document will be updated according to the progress of 3GPP 5G NR standardization and the findings from the development and trials. 5 GHz on 5G NR. Wider bandwidths for e. The coming 5G new radio (NR) of next generation is expected to exploit the spectrum of super high frequency by utilizing a heterogeneous network comprising the currently Long Term Evolution (LTE) systems and the 5G NR via dual connectivity (DC). It also replaces your Wi-Fi router and removes unnecessary cables for an easy plug-and-play setup. In addition, companies used Samsung’s virtual core (vCore) that supports simultaneous 4G and 5G as well as its Galaxy S10 5G, Samsung’s first 5G smartphone which was unveiled last month. ENDC is a concept of dual connectivity. The term EN-DC (Evolved-Universal Terrestrial Radio Access-New Radio) refers to E-UTRA NR Du. It's also currently the only 5G modem with LTE and 5G dual connectivity (EN-DC) and multi-mode support for every cellular connectivity generation from 2G-to-5G. The data connection demonstrated the delivery of multi-gigabit 5G speeds to a smartphone form-factor mobile test device, with a focus on how users can experience a virtually seamless, uninterrupted data transmission using 3GPP 5G NR specification and dual connectivity (known as EN-DC). • Dual connectivity of LTE and NR allows non-stand alone NR deployment for fast adoption of 5G NR and performance robustness. 6 GHz (mm-Waves) Good for high throughput in small cells NR can use both paired and unpaired spectrum NR specs list 26 operating bands for FR1 and 3 for FR2. Demonstrations include YouTube 4K video streaming, gaming, and augmented reality using the LG V50 ThinQ 5G. Functional core blocks include: Primary Transmit (Regional). of a 5G New Radio (NR) connection over a dual mode. Examples of those enhancements include: extending the range of. definition of 5G, and discussed the work program that 3GPP has put in place to study and define the RAN and SA technologies that will be needed to support the IMT-2020 requirements. With four unique devices, Galaxy S10 line is engineered to meet the distinct needs of today's smartphone market, so consumers can do more of what they love. The main scenario for LTE-NR tight-interworking is widely considered LTE-NR dual connectivity (DC), in which user data can be exchanged between a mobile device (referred to as UE in the figures below) and an NR base station along with the LTE connectivity. When will the 5G standard be ready?. Supporting the sub‑6GHz frequency band for non‑standalone and standalone architectures, MediaTek Helio M70 connects everyone with reliable and faster broadband. 5G NG Identities (UE and Network Identifiers) September 20, In Dual Connectivity case, 5G NR PSS. Commercial deployment of 5G connectivity in China is proposed by 2010. Here, the schedulers in the eNB and gNB are independent of each other and have their own state. This section provides information on the function of the 5G NSA in an EPC network. After an initial discussion of the background to 5G, including requirements, spectrum aspects and the standardization timeline, all technology features of the first phase of NR are described in detail. In this option, the operators do not need a 5G Core. It is type of an m-Sequence which is a special type of LFSR (Linear Feedback Shift Register) sequence provides the longest non-repeating sequence. In addition to demonstrating a 5G call, the test verified key 5G technologies including Massive MIMO, 5G NR, non-standalone (NSA) dual connectivity, FlexE transport technology and 5G common core architecture (defined by who?). The key feature of Non-Standalone is the ability to. The Dual Connectivity (DC) technology has gained a lot of momentum in the LTE Release 12 as a means to enhance the per-user throughput and provide mobility robustness. 1 GHz frequency band, supported by a 5G user equipment. In Release 15, the 3GPP [1] has defined multiple architectural options for a UE to connect to the network, using LTE/eLTE and/or NR access to connect to Evolved Packet Core (EPC) or 5G Core (5GC) networks. Dual RRC, RRC states, and state transitions. Figure 2 depicts Option 3 with the dual connectivity which provides simultaneous LTE and NR radio access at a UE. In fact there is no 5g core in ENDC, so 5g gNB will interact with LTE eNB for any core network functionality. With dual connectivity, the 5G data plane is introduced in a largely 4G network [See Figure (a) below]. 5G Non Standalone (5G NR, LTE core) with mutliconnectivity 6. RAT interworking in 5G and beyond networks: As a starting point for multi-radio interworking, the 1st phase of 3GPP NR provides multi-RAT dual connectivity (MR-DC). Then the UE signals to the network that it can simultaneously connect to the 4G and 5G networks. Vodafone and Huawei have jointly completed the world's first call using the Non-standalone (NSA) 3GPP 5G new radio (NR) standard and sub6 GHz spectrum. This solution enables operators to provide 5G services with shorter time and lesser cost. The network can support both LTE and 5G NR, including dual connectivity with which devices have simultaneous connections to LTE and NR. 4G-5G Network Dual Connectivity (EN-DC) is a technology. Parente, Carlos F. Dual connectivity will allow operators to leverage existing 4G deployments for fast creation of 5G coverage and services Data call uses 3GPP-compliant 5G NR system over-the-air on 3. MediaTek Helio M70 is the only 5G modem with LTE and 5G dual connectivity (EN-DC), plus multi‑mode support for every wireless network from 2G to 5G. PDCCH Enhancement This is under discussion and will be included in 3GPP release 16. The eNB is connected to the EPC via the S1 interface and to the en-gNB via the X2 interface. However, since mmWave signals are highly susceptible to blockage, channel quality on any one mmWave link can be extremely intermittent. The first to pledge better service was SK Telecom, whose. Then the UE signals to the network that it can simultaneously connect to the 4G and 5G networks. This feature is already supported in release 15. 5G 5G LTE/5G LTE/5G APAC, Africa, LatAm WRC-19 band WRC-19 bands 39 5G US US, Korea Japan Global Japan China Full coverage with <1 GHz Dense urban high data rates at 3. NE-DC - NR – E-UTRA. Connection of NR base station to LTE Core • First phase of NR deployment • (for more see the backup slides) • Most support got Dual Connectivity of UE to both LTE and NR base stations (Figure 10. ·On-demand. EPC enhancements to support 5G NR via Dual connectivity – is to be worked out in order to achieve the early 5G deployments based on NSA concepts where, the LTE system serves as signaling anchor and NR is added as secondary RAT/cell (according to tight interworking requirement). Here RRC/PDCP/MAC/PHY are terminated at UE and gNB side and NAS is terminated at NextGen CP. As one of the big contributor for RF analysis on LTE band, 3. definition of 5G, and discussed the work program that 3GPP has put in place to study and define the RAN and SA technologies that will be needed to support the IMT-2020 requirements. 5Ghz already awarded –Spectrum re. With dual connectivity, the 5G data plane is introduced in a largely 4G network [See Figure (a) below]. This new concept, named LTE-NR dual connectivity (LTE-. The test used Samsung’s commercial 5G NR and 4G LTE equipment to deliver the 5G NR data transmission using Verizon’s 28 GHz spectrum. Release 15 NR • New Radio (NR) Access Technology covering eMBB and URLLC use cases for NSA (Non-standalone) and SA (Standalone) connectivity • EPC enhancements to support 5G NR via Dual connectivity for NSA concept where LTE serves as signaling anchor • LTE Connectivity to 5G Core Network (5G-CN). 5G-NR Co-exists Launch-pad (NR+LTE) NR+LTE on the same carrier NR+LTE Dual Connectivity (Standalone) NR Utilization of LTE “Holes” LTE Utilization of NR “Holes” Partial NR Signals in LTE Uplink Supplementary NR Uplink Concept NR+LTE Dual Connectivity (Non-Standalone) NR LTE LTE+NR. SK Telecom also successfully conducted a 4G-5G network dual connectivity test with Samsung, using Samsung's E-UTRAN New Radio Dual Connectivity (EN-DC) tech, which is based on the 3GPP 5G NR. 10, 2018 /PRNewswire/ -- Mobile World Congress Americas -- Nokia and Sprint will show the first live demonstration in the U. mobile broadband and massive IOT. As an example, NR supports dual-connectivity with LTE, implying that a device can be in simultaneous connectivity with both LTE and NR. 5G NR: The Next Generation Wireless Access Technology follows the authors' highly celebrated books on 3G and 4G by providing a new level of insight into 5G NR. However, there are quite some differences between the 3GPP-based version of dual connectivity and how (pre-)5G standards are planning to utilize this methodology. technologies for 5G NR • Up to 16 carriers and approximately 1 GHz can be aggregated for 5G NR Phase 1. This article gives an overview of the NR architecture options, their deployment scenarios, and the key migration paths. EPC eNode B Chipset LTE EPC eNode B Chipset 5G gNode B Data Control 5GC Chipset LTE 5G NSA (#3) NR/LTE anchor dual connectivity 5G SA (#2) NR Source Qorvo modified by Yole Now 2019-2025. 5G in a Nutshell 1. 5G Radio Access Network Standardization Trends NTT DOCOMO Technical Journal Vol. Carriers with different numerologies can be aggregated. The 5G Architecture Working Group as part of the 5GPPP Initiative is looking at capturing novel DC Dual Connectivity DEI Drop Eligible Indicator NR New Radio. The main scenario for LTE-NR tight-interworking is widely considered LTE-NR dual connectivity (DC), in which user data can be exchanged between a mobile device (referred to as UE in the figures below) and an NR base station along with the LTE connectivity. 5 GHz Hotspot 10 Gbps at 28/39 GHz Future mmwave options Ultra small Cell small Cell Macro Auction 2019 Auction 2019 Most of the 3. In this configuration, UE get connected to LTE network first and then connected to NR via RRC Connection Reconfiguration process. TRANSITION FROM LTE TO 5G –DUAL CONNECTIVITY Transition to 5G will be progressive with 5G NSA specifications allowing faster 5G handset design with NR bands. Huawei attains 20Gbps in 5G dual-connectivity test. NR can also be deployed on top of LTE within the same spectrum (NR/LTE spectrum co-existence), allowing for NR deployment in spectrum already used by LTE. • With the exception of 5G UE which can only access EPC. WRC-2019is expected to finalize spectrum required for 5G Two Frequency Ranges (FRs) FR1: Sub 6-GHz. Going forward, DSS will make it easier for carriers to keep some 4G lanes open for 4G smart home products or for people who are slow with moving to 5G. As an example, NR supports dual-connectivity with LTE, implying that a device can be in simultaneous connectivity with both LTE and NR. CafeTele provides technical courses from 5G, 4G, IOT and blockchain to EMBB, MMTC, URLLC & Vendor specific 5G training at one place. Cafetele, 5gcourses, 5g, 4g, IOT, Blockchain. The coming 5G new radio (NR) of next generation is expected to exploit the spectrum of super high frequency by utilizing a heterogeneous network comprising the currently Long Term Evolution (LTE) systems and the 5G NR via dual connectivity (DC). The standalone 5G radio access network that will be connected to the 5G core is be. This option will be most attractive for operators which have early deployments of 5G NR access systems in areas where legacy eNB and EPC are operational. standalone LTE, NB-IoT, eMTC, and LTE-NR Dual Connectivity) RIT (radio interface technology) NR; Note: The terms RIT and SRIT are discussed and explained in RP-171584. Figure 2 depicts Option 3 with the dual connectivity which provides simultaneous LTE and NR radio access at a UE. Sutton said, "Any vendor could build 5G EN-DC [E-UTRA-NR Dual Connectivity] overlay, the advantage of doing this with existing 4G vendor is dual-connectivity option for the user plane. In this case, it can be decided by the gNB and eNB that since the UE has a dual connectivity to both 5G and LTE, the SRB can be split and sent by both the gNB and the eNB. – It shall be possible to negotiate the use of UP protection between UEs and networks (Selective Protection) • Shall be determined by the network based PDU session. With dual connectivity, the 5G data plane is introduced in a largely 4G network [See Figure (a) below]. Release 15 NR • New Radio (NR) Access Technology covering eMBB and URLLC use cases for NSA (Non-standalone) and SA (Standalone) connectivity • EPC enhancements to support 5G NR via Dual connectivity for NSA concept where LTE serves as signaling anchor • LTE Connectivity to 5G Core Network (5G-CN). What is 5G EN-DC | What is 5G NR Dual Connectivity. 5 GHz on 5G NR. Optical Link Budget. LTE 5G C-Plane SA(Standalone) 5G NSA SA Connection to both LTE and 5G mandatory Can work by 5G alone (LTE not necessary) Control (Location Registration) 5G will be focused on U-Plane alone, while LTE is used for control including call origination/ termination, location registration, etc. 1 5G network architecture 2. 5G Network Architecture White Paper Page2 Confidentiality:The GTI documents may contain information that is confidential and access to the documents is restricted to the persons listed in the Confidential Level. Milan, ITALY - PRISMA Telecom Testing has supported the successful completion of an end-to-end 5G New Radio (5G NR) data call as part of a Chinese Ministry of Industry and Information Technology (MIIT) 5G Technology R&D trial. In Dual Connectivity, the split bearer concept is introduced, in which a data bearer is split between the two eNBs, at the PDCP layer.