What is wimax technology wimax stands for worldwide interoperability for microwave access. The softswitching technique for compatibility with wimax. One wimax base station can be accessed by more than 60 users. A broad industry consortium, the worldwide interoperability for microwave access wimax forum has begun certifying broadband wireless products for interoperability and compliance with a standard. The current mobile wimax systems are based on so called release 1. Wimax stands for the worldwide interoperability for microwave access. A complete survey of the evolution in certification and standardization for ieee 802. This paper provides a basic overview of wimax in terms of what it is and how it works, its throughput, coverage and security features as well as the services it could support. Wimax, wifi, wireless network, wireless coexistence, network simulation. Later, the communication operators presented the edge technology, which is a. Wimaxs attributes open the technology to a wide variety of applications see figure 1.
The wimax amendment that enabled mobile wimax operations is ieee 802. From here the concept of wimax technology started and wimax is the wireless interoperability for. Most researchers are familiar with the technical features of wimax technology but the evolution that wimax went through, in terms of. A complete survey in certification and standardization for. A technical overview and performance evaluation executive summary in this document we provide an overview of mobile wimax and provide the performance for the basic minimal configuration based on the wimax forum release1 system profiles.
Pdf most researchers are familiar with the technical features of wimax technology but the evolution that wimax went through, in terms of. This white paper addresses the redlines mobile wimax network architecture and highlights. As a major driver in the support and development of wimax, intel has designed embedded wimax solutions for a variety of mobile devices supporting the future of highspeed broadband on. Wimax systems are expected to deliver broadband access services to residential and enterprise customers in an economical way. The ancient systems of internet admittance are doing a better job but coming to the speed and access area of those systems then it does not have any solution. Wimax 2 is the planned sequel to the wimax system for highspeed wireless internet access. The mobile wimax uses an all ip backbone with uplink and downlink peak data rate capabilities of upto 75 mbps depending on the antenna configuration and modulation, practicable to 10. Alternatively,users can connect mobile devices such as laptops and handsets directly to wimax base stations without using 802. The technology is specified by the institute of electrical and electronics engineers, as the ieee 802. The paper discusses the implementation of voice over ip voip and ip multimedia subsystem services ims over the much sought after wireless standard wimax 802. May 29, 2012 when i was pursuing my masters degree in telecommunications 6 years ago, wimax was regarded as the future of wireless.
Centralized asn model with bs and asn gw in separate platforms through r6 interface split rrm. Wimax technology is a telecommunications technology that offers transmission of wireless data via a number of transmission methods. When i was pursuing my masters degree in telecommunications 6 years ago, wimax was regarded as the future of wireless. Wimax is a very powerful wireless internet access technology. Introduction wimax worldwide interoperability for microwave access is the trade name for a group of wireless technologies that emerged from the ieee 802. Mobile wimax is a feature rich technology with many aspects for improvements. The wimax technology offers around 72 mega bits per second without any need for the cable infrastructure. Microwave access is a new technology dealing with provision of. Wimax worldwide interoperability for microwave access is a wireless broadband access network named by industry group called the wimax forum formed in june 2001.
We can compare it with wifi based on the following factors. Wimax base stations provide connectivity to one or more subscriber stations and are implemented by service providers to provide internet, voice, video or wireless area network wan link access. Introduction to the working of voip and multimedia transmission over wireless. Understanding broadband wireless networking prentice hall communications engineering and emerging technologies series from ted rappaport andrews, jeffrey on. Wimax stands for worldwide interoperability for microwave access. Wimax technologies architectures, protocols resource management and applications pdf 177p.
This technology was envisioned as a way to maintain the speed and security of a hardwired network, but still maintain the low cost of a wireless network. A wimax tower, similar in concept to a cellphone tower a single wimax tower can provide coverage to a very large area as big as 3,000 square miles 8,000 square km a wimax receiver the receiver and antenna could be a small box or pcmcia card, or they could be. Opportunities and challenges in a wireless world 2. Wimax might just be the ideal 4g technology because it can deliver high speed internet with a huge coverage, wimax is also called wifi on steroids what is wimax. This thesis is a technical and application analysis of wimax, and it is understandable and. The structure is the same, but wimax uses more sublayers. Wimax might just be the ideal 4g technology because it can deliver high speed internet with a huge coverage, wimax is also called wifi on steroids.
With its large range and high transmission rate,wimax can serve as a backbone for 802. Hence, wimax promises to become a disruptive technology which enhances the value proposition of wireless network operators by allowing the delivery of more and better services at lower cost. The forum describes wimax 2 as a standardsbased technology enabling the delivery of last mile wireless broadband access as an alternative to cable and dsl. The new applied science furnishes the highspeed, wireless systems and wide coverage of the area. V yoichi endo v yasuhiro shibuya manuscript received february 26, 2008 in march 2008, fujitsu issued a press release about its commercial product of a. A wimax technology network consists of two major components. Wimax delivers lowcost, open networks and is the first of all ip mobile internet solution enabling efficient and scalable networks for data, video, and voice. Wimax asn profiles three asn profiles have been specified in wimax forum as a tool to manage diversity in asn node usage and implementationrelease 1 of nwg specifications on wimax supports 3 asn profiles. Cdma2000 path to wireless broadband internet shakouri, wimax world usa 06 source. Wimax promises to deliver the internet throughout the globe, and connect the last mile of broadband wireless connectivity services. This forum is a non profit organization that consists of members of over 520 companies that share a similar goal to integrate wimax technologies into businesses and with consumers around the world. Based on the as the number of pages per article is often limited, they can ieee 802.
History of wimax in the mid 1990s cell phone companies and service providers started to work on wireless broadband connection technology. Wimax stands for the worldwide interoperability for microwave access and is also known as the ieee 802. Wimax was formed in april 2001, in anticipation of the publication of the original 1066 ghz ieee 802. Free wimax books download ebooks online textbooks tutorials. Mobile wimax base station architecture and rf technology.
Wimax is a good alternative to dsl, cable and t1 lines the internet is formed out of three high. This document discusses wimax technologys topologies, components, certifications, security features, and related security concerns. The name wimax was created by the wimax forum, which was formed in june 2001 to promote conformity and interoperability of the standard, including the definition of predefined system profiles for commercial vendors. Also in 2001 the wimax forum was started which would act as a way to market and promote the use of the 802. Understanding broadband wireless networking prentice hall communications engineering and emerging technologies series from ted. Wimax base stations provide connectivity to one or more subscriber stations and are implemented by service providers to provide internet, voice, video or. These standards are discussed in the following sections. Wimax worldwide interoperability for microwave access wlan wireless local area network dsl digital subscriber line bwaman broadband wireless access metropolitan area network. The wide range of the wimax technology depends on the height of the antennas, if they are installed at the suitable position from where there is no barrier between the transmitter and receiver, and then we can get better range and service from it.
As of late 2010, wimax 2 was expected to be in commercial use. Wimax technology wimax is a technology based on the ieee 802. Wimax worldwide interoperability for microwave access is a broadband wireless technology based on. It has a maximum possible speed of around 200 times more than that currently offered via wimax.
Wimax was initially designed to provide 30 to 40 megabitpersecond data rates, with the 2011 update providing up to 1 gbits for fixed stations. Mobile wimax can be used in both fixed and mobile scenarios while fixed wimax does not support mobility features. Wimax aims to provide a metropolitan access network which will provide higher bandwidth and larger coverage than are currently available with existing wireless technologies such as wifi and 3g. Wimax worldwide interoperability for microwave access is a family of wireless broadband communication standards based on the ieee 802. A wimax receiver the receiver and antenna could be a small box or personal computer memory card, or they could be built into a laptop the way wifi. Wimax is similar to the wireless standard known as wifi, but on a much larger scale and at faster speeds.
Wimax is one of the hottest broadband wireless technologies around today. Wimax vs wifi parameter fixed wimax mobile wimax wifi standards ieee 802. Mobile wimax base station bs broadone wx300, which is. Wimax is such an easy term that people tend to use it for the 802. Pdf a systematic investigation of wimax and its standards. Wimax is defined as worldwide interoperability for microwave access by the wimax forum. Mobile wimax base station bs broadone wx300, which is an allinone type. Wimax is an emerging new technology that offers opportunities to telecom.
A nomadic version would keep wimax enabled devices connected over large areas, much like todays cell phones. The wimax technology preface worldwide interoperability for microwave access wimax, is a wireless communications technology aiming to provide wireless data over long distances in a variety of ways as an alternative to cable and dsl, from pointtopoint links to full mobile cellular type access. Today, wimax is a versatile technology that continues to adapt to market demands and provide enhanced user mobility. The protocol stack used for wimax is similar to that used for wifi.
As wimax becomes more widespread, even more applications will appear that take advantage of the new opportunities for learning. Wimax worldwide interoperability for microwave access is a standardsbased technology enabling the delivery of last mile wireless broadband access as an alternative to cable and dsl. In this article i am going to talk about the future of wimax. Loosely, wimax is a standardized wireless version of ethernet intended primarily as an alternative to wire technologies such as cable modems, dsl. Wimax is faster than wifi, and, most importantly, wimax has a much greater range. Wimax is a good alternative to dsl, cable and t1 lines. Although the term wimax is only a few years old, 802. Usually broadband wireless access networks are considered to be enterprise level networks providing us with more capacity as well as coverage. We show that mobile wimax can provide tens of megabits per second. Loosely, wimax is a standardized wireless version of ethernet that enables the last mile, intended primarily as an alternative to wire technologies such as cable modems, dsl and. Overview of wimax a fter years of development and uncertainty, a standardsbased interoperable solution is emerging for wireless broadband.
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