The wimax forum has defined a reference network architecture that is based on an all ip platform. The mobile wimax endtoend network architecture is based on an allip platform, all packet technology and no circuit switch telephony. Wimax offers very high spectral efficiency, particularly when using higherorder mimo solutions. While some consider mobile wimax as a candidate for the fourth generation of mobile networks, others view it as the first generation of. Including wimax and lte provides an overview of ipofdma technology, commencing with cellular and ip technology for the uninitiated while providing a foundation for ofdma theory. Seamless integration of mobile wimax in 3gpp networks. Wimax is based upon a 2layer all ip network architecture and is widely regarded as a costeffective means to provide voip and data services.
Global mobile data traffic will increase 26fold between 2010 and 2015. The architectural differences between lte and wimax. Mobile wimax mobile internet ready for global deployment dean s. Wimax has been at the forefront of the move to allip endto end networks based on open systems. Network architecture an overview sciencedirect topics. Akyildiz, a distributed dynamic regional location management scheme for mobile ip.
The all ip mobile network specification is being defined by the network working group nwg in the wimax forum. Afterward we discuss the benefits and challenges of. The mobile wimax endtoend network architecture is based on an allip platform, all packet technology with no any legacy circuit telephony. The wimax forum, going beyond the air interface, defined an endtoend wimax network architecture, based on an allip platform in order to complete. Section 2 covers the models for interoperability in heterogeneous wireless environment. The use of all ip means that a common network core can be used, without the need to. Afterward we discuss the benefits and challenges of flat architecture for mobile networks. Wimax offers very high spectral efficiency, particularly when. The wimax network architecture is a nonhierarchical endtoend all ip framework for mobile wimax systems that is based on maximal use of nonproprietary standard ip protocols, and is compatible with external service enablers such as ip multimedia subsystem. Therefore, the wimax forum developed an endtoend network reference model architecture based on all ip based protocol structure, which enables inherent redundancy and scalability.
Reed solomon fec, convolutional coding and interleaving algorithms are used in wimax systems. These include the access services network asn, the core services network csn and the application services network as. Qos management and control for an allip wimax network. Contrasting wimax, wifi and 3g mobile wireless broadband mobile wireless broadband portable wireless broadband. Therefore it reduces the overall cost during life cycle of wimax deployment. Specifics of the mobile operators transport networktransport network network provider is also the customer of the network, therefore he needs to take care of all services. The wimax forum, going beyond the air interface, defined an endtoend wimax network architecture, based on an allip platform in order to complete the standards required for a commercial rollout.
May 15 2020 4gltecellulartechnologynetworkarchitectureand 33 pdf drive search and download pdf files for free. The multi vendor access from wimax focused on higher level networking specifications for fixed, mobile, and portable wimax. The wimax network supports the following key functions. A study on wimax network technology open access journals. The wimax forum, going beyond the air interface, defined an endtoend wimax network architecture, based on an all ip platform in order to complete. All endtoend services are delivered over an ip architecture relying on ipbased protocols for. Mobile network future trend all ipa hit t ip access network ip core network. The mobile network has extended beyond the boundaries of the power grid. Features all needed basic features for an allip architecture are supported by mobile wimax.
It addresses the essential tasks involved in the umts network deployment in new regions and within existing 2g2. The wimax network architecture is based upon an allip model. Presents solutions for the integration and coexistence of 2g and 3g systems and. The architectural differences between lte and wimax diva.
Allip network architecture for mobile wimax ieee conference. Streaming video and audio content over mobile wimax. Architecture of wimax wimax csn wimax asn wimax bs. This white paper addresses the redlines mobile wimax network architecture and highlights the different deployment possibilities available to network operators to enable them to take full advantage of wimax by aligning the network architecture with the service offering. The wimax forum, going beyond the air interface, defined an endtoend wimax network architecture, based on an all ip platform in order to complete the standards required for a commercial rollout. Therefore, the wimax forum developed an endtoend network reference model architecture based on allip based protocol structure, which enables inherent redundancy and scalability.
The first network architecture is termed centralized network architecture cna as it features an. Section 3 presents the design of the network architecture for 5g mobile networks. The mobile wimax endtoend network architecture is based an allip platform. Although allip networking is the ultimate goal of 4g wireless networks, 3g lte and wimax systems have designed semi all. It offers the advantage of reduced total cost of ownership during the lifecycle of a wimax network deployment. Lower data rates of 15 mbps, full nomadic and mobile use including handover. All ip in 3g cdma networks covers all the key aspects of umts and its implementation from both the engineering designer and the operator and service providers point of view.
Wimax networks, built on allip network architecture for plug and play network deployments, can support a mix of different usage and service models. The wimax network architecture is a nonhierarchical endtoend allip framework for mobile wimax systems that is based on maximal use of nonproprietary standard ip protocols, and is compatible with external service enablers such as ip multimedia subsystem. The mobile wimax endtoend network architecture is based on an all ip platform, all packet technology and no circuit switch telephony. The open ip architecture gives network operators great flexibility when selecting solutions that work with legacy networks or. The remainder of this article is structured as follows. The wimax access services network was the first standardized ip centric mobile network architecture establishing principles now being adopted across the industry. Mobile wimax network architecture mainly has three components. Wlan integration, multicastbroadcast services 3gpp release 7 high efficiency voip over hsdpa and edch 3gpp release 8 wimax integration. On performance of tcp and voip traffic in mobile wimax. Wimax was officially recognized as 3g technology in 2007 6 many years after the recognition of the initial 3g technologies in 2000.
The wimax access services network was the first standardized ipcentric mobile network architecture establishing principles now being adopted across the industry. Ngn network architecture barrier between two users, handover. In this chapter, the architecture of wimax core network, allip mobile network, and optical integrative switching are introduced. Multicast security atm and tdm services for 2g and legacy 3g. A mobile wimax architecture with qoe support for future. Mobile data traffic will grow at a compound annual growth rate cagr of 92 percent from 2010 to 2015, reaching 6. The architecture of wimax technology based on all ip platforms. Introduction the permanent evolution of future wireless netw ork technologies together with demand for.
The use of allip means that a common network core can be used, without the need to. In this architecture, the base stations connect to the network via ip often ethernet providing the transmission, bypassing legacy elements for the users data connections. A distinctive feature of wimax network architecture is decoupling of access. Keywords mobile networks, wireless telecommunication, allip, networking technology, resource management, services, positioning, quality of. Release1 system profiles will be completed in early 2006. Build a reliable network network reliabilitynetwork reliability multines redundancy boards redundancy ports redundancy zte provide perfect redundancy mechanism for operator 10 to ensure the reliability of the network. Lte and wimax comparison 5 tejas bhandare introduction the communication industry has been formulating new standards to efficiently deliver high speed broadband mobile access in a single air interface and network architecture at low cost to operators and end users. Wimax defines a flexible all ip based network architecture that allows for the exploitation of all the benefits of ip. The adoption of all ip functional architecture tenets and ietfstandardized. Eventually hspa and lte networks have been chosen by most operators as their preferred network technology. With the wimax forum, it was possible to st andardize all the main elements of a wimax network, including mobile devices and network infrastructure components. Filling the gap between wireless lans and wide area networks, wimaxcompliant. Since this allip architecture accommodates the use of a several of lowcost and high bandwidth wireline or wireless backhaul interconnectivity. Streaming video and audio content over mobile wimax networks.
Gateway relocation and admission control in mobile wimax networks 749 5 j. Another highlight of the technological innovations brought about by wimax is a full endto end ip network architecture that sets it apart from the circuit switched. The mobile wimax endtoend network architecture is based on an all ip platform, all packet technology with no any legacy circuit telephony. Integration by ip of mobile communication network is being studied. Including wimax and lte provides an overview of ipofdma technology, commencing with cellular and ip technology for the uninitiated while. Allip network architecture for mobile wimax ieee xplore. The wimax forum has defined a reference network architecture that is based on an allip platform. Wimax defines a flexible allipbased network architecture that allows for the exploitation of all the benefits of ip. The portal can access those files and use them to remember the users data, such as their chosen settings screen view, interface language, etc. For the network and applicationlevel capacity and performance analysis, we first provide an overview of wimax network architecture and system performance. The mobile broadband wireless industry is in the midst of a significant transition in terms of capabilities and means of delivering multimedia ip services.
The allip mobile network specification is being defined by the network working group nwg in the wimax forum. There will be nearly one mobile deviceper capita by 2015. Network working group nwg in the wimax forum has defined a reference network architecture that is based on an allip platform. Allip transport backhaul and backbone the epc is a multiaccess core network based on the internet protocol ip that enables operators to deploy and operate one common packet core network for 3gpp radio access lte, 3g, and 2g, non3gpp radio access hrpd, wlan, and wimax, and fixed access ethernet, dsl, cable, and fiber. The wimax network architecture comprises three major elements or areas. The mobile wimax variant of the system has mechanisms to support secure seamless handovers for delaytolerant fullmobility applications, such as voip. Access service network asn and connectivity service. Integration, wimax technology, ngn network, protocols, security. The wimax network architecture is based upon an all ip model. Examples of the component parts of the network are shown.
First, we describe and explain the key issues that emerge from our effort to integrate mobile wimax in a mobile network architecture that must also sup. Redmax 4c network architecture redlines redmax 4c sc mobile wimax base station operates in two network architectures, each with certain characteristics that are optimized to deliver fixed and mobile services. However, there are several outstanding issues related to qos, qoe, seamless. The use of all ip means that a common network core. All endtoend services are delivered over an ip architecture relying on ip based protocols for endtoend transport, radio resource management, qos management, security, and mobility 15. Mobile wimax, which is based on a nextgeneration allip core network, is a broadband wireless access solution that enables convergence of mobile and fixed broadband networks through a common wide area broadband radio access technology and flexible network architecture.
Mobile wimax is a broadband wireless solution that enables convergence of mobile and fixed broadband networks through a common wide area broadband radio access. This makes the network faster and cheaper to deploy and operate. The system architectures between lte and wimax network will be shown. Multicast broadcast services support in ofdmabased.
Robust security functions, such as strong encryption and mutual authentication, are built into the wimax standard. Network architecture for wimax applications robert healey senior product manager, apac. In section 4 we provide description of usecases for the proposed 5g architecture. In this chapter, the architecture of wimax core network, all ip mobile network, and optical integrative switching are introduced. Wimax networks, built on all ip network architecture for plug and play network deployments, can support a mix of different usage and service models. Keywords mobile networks, wireless telecommunication, allip, networking technology, resource management, services, positioning, quality of service, network dependability, propagation models abstract.
An efficient recycling of bandwidth in wimax networks. Gateway relocation and admission control in mobile wimax. As the wimax network architecture is only a functional speci. On performance of tcp and voip traffic in mobile wimax networks. The packet technology of wimax needs no legacy circuit telephony. Graduate students conducting research and graduate students studying in mobile wimax and next generation wireless communications. The wimax architecture developed by the wimax form supports is a unified network architecture to support fixed, nomadic and mobile operation. In this way, interoperability between the networks was ensured even when they had different manufacturers. Pdf qos management and control for an allip wimax network.