The solution is complemented with bestinclass ip, edge, core and security solutions, along with highly flexible. The technology is used for machinetomachine communication internet of things. Solutions for future mobile fronthaul and accessnetwork. 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. Mobile backhaul network evolution requirements up to this point we have covered the various aspects and implications lte will have on mobile operators networks. Nov 11, 2015 microwave antenna alignment tutorial using handheld spectrum analyzer duration. Mobile network xhaul business unit first 5g site midhauled in q418 many 5g trials with mw transport. This network is composed of three major subnetworks. Thetransport layer will play an important part in defining the success of 5g, just as it did for 4g. 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.
Juniper networks nav chander february 2014 introduction global smartphone adoption, new lte network rollouts, increase in. Jun 04, 2017 complete guide tutorial 4g network planning. This will force mobile network operators mnos redesigning and investing in their infrastructures e. 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. Comp clustering and backhaul limitations in cooperative. Now that we understand the technology requirements, we can look at how the ongoing developments of mobile. 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. As this transition occurs, there will be an increasing need for additional bandwidth at cell sites. 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. A backhaul is the connection from the wireless cell tower to the internet. Despite some uncertainties, 5g is creating buzz among mobile operators and csps that want to get in on the ground floor. Demand and supply options available for mobile backhaul. Mobile backhaul architecture options rishi mehta director, product mgmt. 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.
The deployment of small cells as part of a mobile operators overall coverage and capacity strategy therefore makes economic sense. This tutorial addresses applications of sdn in wireless access and backhaul networks, with a focus on issues relevant to ieee 802. The architecture of the nfv over the mobile core network can scale dynamically, according to its specific resource requirements e. Comp clustering and backhaul limitations in cooperative cellular mobile access networks article in pervasive and mobile computing 85. This tutorial addresses applications of sdn in wireless access and backhaul. 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. Ieee 802 tutorial wireless sdn in access and backhaul. Radio access network is the part of the mobile network which connects subscribers to their service provider. Introduction the last few years have seen significant changes in the way we use mobile networks. May 11, 2010 mpls in mobile backhaul issues, trends and enablers of the transition to ipmpls in evolving backhaul architectures 3. With the evolution of mobile network, the capacity requirement of the transport network from the core raises significantly. What is cellular communications concept of cellular system multiple access techniques duplex techniques whats inside a cellphone handover backhaul.
Feb 27, 2014 welcome to another edition of streakwave learning center. Ellipse is engineering software for the dimensioning, planning and optimization of microwave link and wired backhaul networks. Mobile operators and backhaul wholesale providers began rolling out ethernet backhaul in earnest in developed markets in the 20072008 time frame. 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.
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. Demand and supply options available for mobile backhaul 3 ref. A sophisticated modern mobile technology termed the. Sign up for weekly thoughts, analysis and opinion from our editor keith dyer. White paper what you need to know about 5g wireless. An access network typically includes mobile towers and serves as the gateway between radio networks and the core network. Backhaul are the physical connections and networks used to carry data between the radio access. Ip, as well as the support of different tenants and services. Mobile backhaul application overview, ipmplsbased mobile backhaul. Osa integrated sdnnfv orchestration for the dynamic. Another possible emergent solution is to exploit the interworking and joint design of openaccess and backhaulfronthaul network architecture for. Green mobile backhaul in heterogeneous wireless deployments. Microwave antenna alignment tutorial using handheld spectrum analyzer duration. But there are few specific user applications that require very high data rate and uninterrupted access to the internet.
Welcome to another edition of streakwave learning center. 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. Millimeterwave backhaulfronthaul is an attractive option, but technological and regulatory challenges are yet to be addressed. 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. 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. The need for increased capacity and decreased cost per transported bit drives packetbased mobile backhaul capacity boosts over microwave, copper and fiber. The benefits of cloudran architecture in mobile network. In contracts pertaining to such networks, backhaul is the obligation to carry packets to and from that backbone network.
In order to get the best performance out of an lte network, it needs to be optimized continuously. Millimeterwave backhaul fronthaul is an attractive option, but technological and regulatory challenges are yet to be addressed. Using sdn to securely scale backhaul for lte and the next generation of mobile broadband services sponsored by. The current fourth generation wireless mobile network 4g based on allip network architecture provides high data rates, low latency and lowcost implementation. It is a major part of modern telecommunications, with 3g and 4g network connections for mobile phones being examples of radio access networks. Mobile networking concepts and protocols cnt 5517 uf cise mobile networking. White paper what you need to know about 5g wireless backhaul. Though some threats are easy to identify and mitigate, others are illusive, due to the unique structure and. Mobile transport to support 5g and lte everywhere ericsson. Ltetime division duplex and lteadvanced services have the same frequency requirement as the earlier generations, but.
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. This means operators will need to continue upgrading mobile backhaul capacity to meet the increasing amount of user bandwidth. Despite some uncertainties, 5g is creating buzz among mobile operators and csps that want to get in. Understanding mobile wireless backhaul 2 introduction wireless networks are evolving from voiceonly traffic to networks supporting both voice and highspeed data services. Wireless service providers have very specific transport requirements and. 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. Lte mobile optimization a definitive guide white paper. Lorawan long range wide area network is a specification for a telecommunication network suitable for longdistance communication with little power. Infrastructure network the client communicate through access point. Mpls basics mpls fit and operation in the mobile backhaul network and the support of endtoend slas, qos, and high availability features 4. 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.
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. Energy efficiency in mobile backhaul network security and. 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. The flexible and programmable nature of 5g networks represent a radical mobile network. 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. 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. Representation of multiple kpis of 6g use cases, together with the improvements with respect to 5g networks, using data from 19. Today, the backhaul landscape is actively changing to keep up with user demand for data. In order to fulfill its promise of multigigabitlevel mobile broadband, 5g requires an extensive backhaul delivery network and widespread distribution of small cell devices. Understanding mobile backhaul juniper networks network.
This is putting a strain on the mobile backhaul network. Wireless mobile wireless backhaul, heterogenous wireless access, service chaining, load balanced packet core. Network management latency and reliability capacity only for unmanned mobility fig. Next generation mobile networks, such as lte release 10, will increase the requirement for backhaul capacity to gigabits per second. You will learn the definition of the backhaul, rev. The architecture consists of gateways, network servers and application servers. 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. Ieee 802 tutorial wireless sdn in access and backhaul 12 november 20 dallas, tx, usa. Timing and synchronization for ltetdd and lteadvanced. A mobile phone is no longer just for talking and texting. Exponential growth in mobile data traffic and user equipment network readiness for internetofthings. Zonghua zhang, ahmed meddahi, in security in network functions virtualization, 2017. Mobile operators use primarily leased lines to backhaul mobile traffic. 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.
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. This white paper addresses the wireless network optimization challenges from a radio network perspective. Cellular mobile telecommunications basics includes. 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.
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. Comparision of 3g wireless networks and 4g wireless networks. Zander, mobile backhaul in heterogeneous network deployments. Challenges and research advances xiaohu ge1, senior member, ieee, hui cheng1, mohsen guizani2, fellow.
Mobile networks that were originally built for voice communications are now being optimised for data applications. The existing wireless mobile network infrastructure was originally designed to handle voice traffic. Integrated, transparent backhaul network provides seamless access. 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. A radio access network is a technology that connects individual devices to other parts of a network through radio connections. 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. In the mobile ngn environment, new broadband services, such as mobile tv and mobile video, are. Capacity can be targeted to where the demand is and in. Mobile core network an overview sciencedirect topics. In this tutorial, we will first study the backhaul fronthaul requirements of hetnets such. Nov 12, 20 ieee 802ec0550200ec ieee 802 tutorial wireless sdn in access and backhaul 12 november 20 dallas, tx, usa paul congdon tallac networks. 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. 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. Jan 18, 2017 mobile networks tutorial free pdf ebooks.
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