In the mobile ngn environment, new broadband services, such as mobile tv and mobile video, are. A mobile phone is no longer just for talking and texting. Ip, as well as the support of different tenants and services. Backhaul considerations for lte and lteadvanced alcatellucent application note 2 overview of backhaul requirements for lte and ltea it is important to ensure that the mobile backhaul network is positioned to support and complement the evolution to lte and ltea. White paper what you need to know about 5g wireless backhaul 2 if industry experts are correct, 5g is set to hit the streets at the very beginning of the next decade. Understanding mobile wireless backhaul 2 introduction wireless networks are evolving from voiceonly traffic to networks supporting both voice and highspeed data services. A sophisticated modern mobile technology termed the. Welcome to another edition of streakwave learning center. Ltetime division duplex and lteadvanced services have the same frequency requirement as the earlier generations, but.
Osa integrated sdnnfv orchestration for the dynamic. Though some threats are easy to identify and mitigate, others are illusive, due to the unique structure and. The major backhaul challenges that mobile network operator had to deal with up to 4g network includes capacity, availability, deployment cost, and long distance reach. This network is composed of three major subnetworks. Your first objective should thus be the consolidation of a robust business case, to allocate the budget more reliably and, in turn, to enter into the network planning and design phase with more confidence and provided with the right input as far as market and technical requirements. This is putting a strain on the mobile backhaul network.
This book provides an overview from both academic and industrial stakeholders of innovative backhaul fronthaul solutions, covering a wide spectrum of underlying themes ranging from the recent thrust in edge caching for backhaul relaxation to mmwave based fronthauling for radio access networks. Lorawan long range wide area network is a specification for a telecommunication network suitable for longdistance communication with little power. In this tutorial, we will first study the backhaul fronthaul requirements of hetnets such. As this transition occurs, there will be an increasing need for additional bandwidth at cell sites. Backhaul of cell tower traffic and leasing t1s account for 20% of mobile operator opex drive down per bit cost in exponentially ip based converged transport 2g networks use tdm circuits for ran transport 3g umts networks use atm for ran transport 4g is all ip service delivery over any access network ran bacjhaul scalability. Timing and synchronization for ltetdd and lteadvanced. This will force mobile network operators mnos redesigning and investing in their infrastructures e.
May 11, 2010 mpls in mobile backhaul issues, trends and enablers of the transition to ipmpls in evolving backhaul architectures 3. You will learn the definition of the backhaul, rev. In contracts pertaining to such networks, backhaul is the obligation to carry packets to and from that backbone network. White paper what you need to know about 5g wireless. This book provides an overview from both academic and industrial stakeholders of innovative backhaulfronthaul solutions, covering a wide spectrum of underlying themes ranging from the recent thrust in edge caching for backhaul relaxation to mmwave based fronthauling for radio access networks. Nov 12, 20 ieee 802ec0550200ec ieee 802 tutorial wireless sdn in access and backhaul 12 november 20 dallas, tx, usa paul congdon tallac networks. If a mobile station ms, like a computer, a pda, or a phone, wants to communicate with another ms, it needs to send the information to ap first, then ap sends it to the destination ms. Infrastructure network the client communicate through access point. Mobile fronthaul is regarded as an important network segment for supporting cloud radio access network cran and massive multipleinput multipleoutput mmimo in nextgeneration wireless networks. Jan 18, 2017 mobile networks tutorial free pdf ebooks. Despite some uncertainties, 5g is creating buzz among mobile operators and csps that want to get in on the ground floor. In a hierarchical telecommunications network, the backhaul portion of the network comprises the intermediate links between the core network, or backbone network, and the small subnetworks at the edge of the network.
A backhaul is the connection from the wireless cell tower to the internet. A radio access network is a technology that connects individual devices to other parts of a network through radio connections. Ieee 802 tutorial wireless sdn in access and backhaul 12 november 20 dallas, tx, usa. It is a major part of modern telecommunications, with 3g and 4g network connections for mobile phones being examples of radio access networks. In order to fulfill its promise of multigigabitlevel mobile broadband, 5g requires an extensive backhaul delivery network and widespread distribution of small cell devices. Mobile networks that were originally built for voice communications are now being optimised for data applications. Despite some uncertainties, 5g is creating buzz among mobile operators and csps that want to get in. Mobile transport to support 5g and lte everywhere ericsson. Microwave antenna alignment tutorial using handheld spectrum analyzer duration.
Mobile backhaul architecture options rishi mehta director, product mgmt. Capacity can be targeted to where the demand is and in. In this chapter, we focus on how the shape and nature of backhaul in europe is changing as a consequence of growth in wireless traffic, the introduction of lte and other factors that are changing the radio access network space. This tutorial addresses applications of sdn in wireless access and backhaul. Sign up for weekly thoughts, analysis and opinion from our editor keith dyer. Next generation mobile networks, such as lte release 10, will increase the requirement for backhaul capacity to gigabits per second.
Representation of multiple kpis of 6g use cases, together with the improvements with respect to 5g networks, using data from 19. Integrated, transparent backhaul network provides seamless access. To meet this requirement, 16 ppb is specified at the base station interface to the backhaul network. Radio access network is the part of the mobile network which connects subscribers to their service provider. Availability risks in mobile networks radware ert research report page 4 availability risks in mobile networks research report introduction like any data communication network, mobile networks contain a range of security threats. The flexible and programmable nature of 5g networks represent a radical mobile network. Network management latency and reliability capacity only for unmanned mobility fig. This page of tutorials section covers 5g tutorial basics which mentions need for 5g wireless, 5g technology features, advantages of 5g and key 5g projects as we know we can not live without modern wireless technologies. Lte mobile optimization a definitive guide white paper. Green mobile backhaul in heterogeneous wireless deployments.
White paper what you need to know about 5g wireless backhaul. Zander, mobile backhaul in heterogeneous network deployments. Cost is a key factor in ran network, so choose the technology radio optimizations, ip, mpls etc judiciously. Comp clustering and backhaul limitations in cooperative. The current fourth generation wireless mobile network 4g based on allip network architecture provides high data rates, low latency and lowcost implementation. Another possible emergent solution is to exploit the interworking and joint design of openaccess and backhaul fronthaul network architecture for hyper dense smallcells based on cloud networks. Architecture and transport for mobile broadband backhaul. Wireless backhaul is the wireless communication and network infrastructure responsible for transporting communication data from end users or nodes to the central network or infrastructure and vice versa. Backhaul are the physical connections and networks used to carry data between the radio access. What is cellular communications concept of cellular system multiple access techniques duplex techniques whats inside a cellphone handover backhaul. With the evolution of mobile network, the capacity requirement of the transport network from the core raises significantly.
Mobile network is due to the diversity, and even conflicting, communications requirements of such the purpose of this document is to provide an introduction to network slicing functionality, showing how it can be utilised by business customers to help digitise and mobilise their operations, to expand their current business, or to. Mobile operators and backhaul wholesale providers began rolling out ethernet backhaul in earnest in developed markets in the 20072008 time frame. Millimeterwave backhaulfronthaul is an attractive option, but technological and regulatory challenges are yet to be addressed. Mobile operators use primarily leased lines to backhaul mobile traffic.
Millimeterwave backhaul fronthaul is an attractive option, but technological and regulatory challenges are yet to be addressed. The solution is complemented with bestinclass ip, edge, core and security solutions, along with highly flexible. Comparision of 3g wireless networks and 4g wireless networks. Coordinated network for seamless access and seamless. The need for increased capacity and decreased cost per transported bit drives packetbased mobile backhaul capacity boosts over microwave, copper and fiber. Business and technical drivers for mobile backhaul evolution mobile backhaul expense is a sizable portion of overall mobile operator opex 4glte capacity and performance is determined by the size and performance of backhaul network 4glte and small cells impose new requirements on backhaul network. This tutorial addresses applications of sdn in wireless access and backhaul networks, with a focus on issues relevant to ieee 802. The architecture consists of gateways, network servers and application servers. Ieee 802 tutorial wireless sdn in access and backhaul. Cellular mobile telecommunications basics includes. The deployment of small cells as part of a mobile operators overall coverage and capacity strategy therefore makes economic sense. An accurate and professional planning of the access and backhaul network in the definitive project phase is the next critical step you should perform to achieve and maintain a high quality of services and, at the same time, to minimize investments and operational costs. Comp clustering and backhaul limitations in cooperative cellular mobile access networks article in pervasive and mobile computing 85. Using sdn to securely scale backhaul for lte and the next generation of mobile broadband services sponsored by.
Demand and supply options available for mobile backhaul 3 ref. Mobile networking concepts and protocols cnt 5517 uf cise mobile networking. Demand and supply options available for mobile backhaul. Until recently, in the majority of the cases, backhauls consist of one or two t1 lines a synchronous 1. Based on a unique combination of microwave, ip router and integrated optical solutions, our mobile transport solutions deliver the capacity, ultralow latency and layer 3 capability needed to build, scale and service 5g everywhere. Mobile core network an overview sciencedirect topics. The technology is used for machinetomachine communication internet of things. Different issues related to the physical deployment in the access, metro and core networks of the 5g network are discussed in section 5 while in section 6 we present software. Mobile network xhaul business unit first 5g site midhauled in q418 many 5g trials with mw transport. But there are few specific user applications that require very high data rate and uninterrupted access to the internet. Mobile backhaul application overview, ipmplsbased mobile backhaul. The most salient question, however, is whether it is possible to leverage a gpon residential network for mobile backhaul in a way that would increase its return on investment and reduce operational costs see figure 4. In order to get the best performance out of an lte network, it needs to be optimized continuously. The architecture of the nfv over the mobile core network can scale dynamically, according to its specific resource requirements e.
Ellipse is engineering software for the dimensioning, planning and optimization of microwave link and wired backhaul networks. Future 5g networks will bring important challenges to network operators, such as the traffic load increase mainly due to the proliferation of mobile broadband communications. This white paper addresses the wireless network optimization challenges from a radio network perspective. It is the intermediate wireless communication infrastructure that connects smaller networks with the backbone or the primary network. An access network typically includes mobile towers and serves as the gateway between radio networks and the core network.
This means operators will need to continue upgrading mobile backhaul capacity to meet the increasing amount of user bandwidth. Thetransport layer will play an important part in defining the success of 5g, just as it did for 4g. Zonghua zhang, ahmed meddahi, in security in network functions virtualization, 2017. Research article architectural shift from 4g to 5g wireless. It is an integrated component of the infovista ran planning suite designed for 4g expansion and optimal deployment of 5g, as well as other wireless systems. Focusing on backhaul from a radio network viewpoint, mobile backhaul combines perspectives on mobile networks and transport network technologies, focusing on mobile backhaul specific functionalities, which are essential in building modern cost efficient packet networks for. Specifically, it discusses 1 how 5g services drive a requirement for an ip services fabric to connect the distributed data centers that will host 5g network functions, content and applications and 2 the development of cloudnative, serviceorientated core networks. Juniper networks nav chander february 2014 introduction global smartphone adoption, new lte network rollouts, increase in. Mpls basics mpls fit and operation in the mobile backhaul network and the support of endtoend slas, qos, and high availability features 4. Solutions for future mobile fronthaul and accessnetwork. White paper mobile backhaul evolution for deploying mobile next generation networks mobile ngn february 2007, nec corporation abstract next generation network ngn technologies are impacting the mobile operators as well. Today, the backhaul landscape is actively changing to keep up with user demand for data. Exponential growth in mobile data traffic and user equipment network readiness for internetofthings. Wireless service providers have very specific transport requirements and.
Jun 04, 2017 complete guide tutorial 4g network planning. The benefits of cloudran architecture in mobile network. The existing wireless mobile network infrastructure was originally designed to handle voice traffic. There is a wide range of backhaul fronthaul solutions that together can address the transportation of heterogeneoustypes of data between heterogeneous access nodes and core network. Now that we understand the technology requirements, we can look at how the ongoing developments of mobile. Feb 27, 2014 welcome to another edition of streakwave learning center. Wireless mobile wireless backhaul, heterogenous wireless access, service chaining, load balanced packet core. Introduction the last few years have seen significant changes in the way we use mobile networks. Understanding mobile backhaul juniper networks network. The report profiles 16 leading mobile backhaul routing vendors, including some key players whose product strategies are disruptive to market demand for routers in the backhaul network. Another possible emergent solution is to exploit the interworking and joint design of openaccess and backhaulfronthaul network architecture for. Mobile backhaul network evolution requirements up to this point we have covered the various aspects and implications lte will have on mobile operators networks. Challenges and research advances xiaohu ge1, senior member, ieee, hui cheng1, mohsen guizani2, fellow.
95 187 4 1286 688 885 51 197 475 960 1509 1277 1133 401 204 1124 877 790 351 858 741 1448 650 422 96 229 1327 596 1320 82 1424