WiMAX - Searching For the Right Connection

Given the abysmal reach of the Internet in ruralbandwidth to provide voice, video, data, and
areas, WiMAX (Worldwide Interoperability formobile services on the same platform. The range
Microwave Access) has been seen by a host ofof applications that can be powered using WiMAX
players as the technology vehicle that can enableis extensive and this includes areas such as traffic
them to make inroads into this relatively untappedmonitoring, meter reading, video surveillance,
market. Another reason for WiMAX being vieweddistance learning, conferencing, transportation, and
with eyes of optimism is due to the waylogistics management.
broadband access has been provided toFurther, applications such as IPTV which have
consumers in India. Broadband in India has beenbeen languishing can now take off with the help
typically delivered using wires, and is fraught withof WiMAX. In the past, the high amount of
challenges such as taking huge number ofbandwidth required for video streaming services
permissions from multiple authorities such ashave acted as an impediment, making DTH
municipal corporations and housing societies forsatellite and cables the preferred mediums.
laying down the fiber optic network. Even inBesides the ease and quickness of deployment,
areas, where operators installed a fiber opticWiMAX gives operators the capability to offer
network, the volumes seldom justified the pricemore services under a common infrastructure.
of creating the network. On the other end of theFor example, with WiMAX, the service provider
spectrum is the unconnected India - which lives inhas the capability to stream data speeds up to 10
villages, has no access to wired lines, andMbps, making it possible to stream videos.
accounts for over 70 percent of the population.Boosting WiMAX
Hence, though the latent demand for InternetFor WiMAX to be a success in India, it has to
access is high; few service providers have beenposition itself as a cost effective and
able to match the demand with quality. It iscomplementary technology to other technologies
common to see several users complaining aboutsuch as DSL. Explains Ajay Kumar Dhir, Group
the dismal speeds or abrupt disconnections, onCIO, JSL Limited, "Price competitiveness will be a
discussion boards on the Internet. Not surprisingly,key catalyst for WiMAX adoption; hence vendors
though the broadband subscriber base has beenhave to ensure that the high CPE cost should not
growing at a fast clip, it is far less than theserve as the deterrent to the adoption of
ambitious target set by the broadband policy oftechnology. Finally, the most powerful pricing
2004. The broadband subscriber base, as ofproposition is service bundling. The more services
December 2008, stands at 5.45 million, and fallsan operator is able to layer on its network, the
way short of the target set by DoT, of achievingmore valuable will be the network." Pricing of
a base of 20 million broadband subscribers byspectrum is crucial, as high tariffs will not be
2010.conducive for growth for a fledging industry.
With WiMAX, telecom players see a sliver ofLike any other new technology, WiMAX will go
hope to connect to the rural population, and inthrough various cycles of deployment, before it is
turn, overcome the infrastructure hurdles that arefinally accepted as a mainstream and dependable
present in every city. WiMAX eliminates the needtechnology. Says G Radhakrishna Pillai, Chief
for building a fiber optic network in rough terrain,Information Officer, Super Religare Laboratories,
or sparsely populated areas - which make the"To start experiencing WiMAX, the first choice will
business case for building a fiber optic networkbe remote locations or branch offices. Once we
difficult. With WiMAX, all the telecom operatorshave confidence, the technology will move to
need is a base station, giving them the flexibilityother offices too."
to target niche pockets or regions, which areIn the price sensitive Indian market, ensuring the
small if targeted individually, but represent a hugeright price will be difficult initially, especially if the
customer base collectively. Says Naresh Singh,volumes are small. "To make WiMAX popular, it is
Principal research analyst, Gartner, "India needs aimportant that the end subscriber costs go down.
wireless technology to grow its broadbandThis reduction in price can only happen if
subscriber base. In this context, WiMAX is a goodeconomies of scale are achieved. Therefore, in
option for a number of ISPs who do not havesummary, the answer is that initially WiMAX for
another choice for last mile connectivity."home users will go through its maturity cycle and
As WiMAX is a scalable wireless accesstake about two or three years to replace DSL or
technology that can be used effectively to bridgebroadband connections," says Akshay Garkel,
long distances with high data rates, leadingSenior Consultant Wireless Security. To achieve
telecom carriers have showed intent, with someeconomies of scale, Garkel suggests offering free
of these players already making a start in buildingor subsidized subscriptions for the first few
a WiMAX ecosystem. These include majormonths, and by providing WiMAX hotspots for
carriers such as BSNL, Tata Communications,enabling people to experience the technology.
Reliance Communications, and Bharti Airtel.Global players such as Alvarion, which have been
The Government of India too realized theinstrumental in helping cellular providers such as
immense potential of this technology in bridgingBharti Airtel setup a WiMAX network in India,
the digital divide - as it made a decision to allocatebelieve that as adoption increases, the usage plan
and auction WiMAX spectrum to the 2.3 and 2.5of WiMAX will be similar to cell phone devices.
GHz frequency bands. Buoyed by theSays Ashish Sharma, Vice President - Corporate
government decision, the WiMAX Forum predictedMarkets Development, Alvarion, "A large
that the Indian WiMAX market including devicesecosystem of device vendors developing WiMAX
will be worth $13 billion by 2012. The Forum hasdevices for the global market is already present.
also said that it will add an Indian certification labOnce a mass market is developed, we expect
to support certification of products in this region.the devices for WiMAX to be available at price
Private players such as Intel too announced theirpoints similar to cell phone devices."
plans to tap this promising market, by workingMobility is the strongest point for WiMAX, and will
with the WiMAX forum to bring affordable lowbe a significant factor in influencing adoption. Says
cost devices that would help in increasing InternetArun O Gupta, Group Chief Technology Officer,
access.Shoppers Stop, "At incremental investment over
A spectrum of possibilitiescurrent technologies, we expect WiMAX mobility
With WiMAX, telecom operators have the abilityas one of the key drivers towards adoption,
to roll out networks for providing broadbandwhich will help our traveling and out-of-office
access quickly, and make inroads into marketsassociates to remain connected to office
where it has been commercially unviable due toproductivity tools and solutions in a similar way as
the problem of last mile connectivity. Agreesthey would be while they are in the office."
Neeraj Gulati, Managing Director, Ciena India, "InEvaluating WiMAX over other options
India, last mile connectivity has always been aFor companies that have branch offices within the
concern. In fact, due to this fact, more than 70same city, WiMAX can be cost effective over
per cent of Indian households do not have accessother traditional forms of connections such as
to fixed wired telephone services (landlines). Thisleased lines or DSL. However, within the office
means providing DSL to such households is anitself, Wi-Fi is preferred over WiMAX. Hence, CIOs
even bigger problem. In this context, WiMAX ismust carefully evaluate the choices before taking
being examined as a means to solve the challengea decision on WiMAX. Explains Dhir of JSL Limited,
of last mile connectivity.""In areas with existing wireline infrastructure, the
The last mile connectivity problem is acute in ruralcost of rolling out DSL is significantly lower than
areas, and this is where WiMAX can play asetting up a WiMAX infrastructure from scratch.
significant role. Says Subashini Prabhakar, CTM,This is largely due to the low cost of DSL
Dax Networks, "Most places in India, especially inequipment and other associated infrastructure
the rural sector, lack the traditional telecomcosts. However, the cost of setting up a WiMAX
backbone infrastructure. WiMAX networks inbase station, on the other hand, can be up to 1.5
these places will be preferred over traditionaltimes higher than enabling an exchange for DSL."
wired connectivity options."Dhir says that DSL can reach customers within 6
Besides speed of deployment, the initial costs ofkm of the exchange, while practical WiMAX
deploying a WiMAX network make the technologyimplementations are likely to have no more than 3
suitable for addressing rural markets. Says Drkm reach per base station leading to higher costs
Manoj Kanagalu, Senior Director, Wireless &per square km covered. From the customer's
VoIP Solutions, Nortel Networks, "WiMAX is theperspective, if speed is of the essence, then a
lowest cost per Mb solution for offering highWiMAX solution will definitely help in achieving
bandwidth connectivity for enterprises orfaster rollout, especially in areas where there is
customers over large geographic areas wherelack of infrastructure.
there is no existing fiber or DSL infrastructure."Research firm Gartner believes that with
Nortel has already deployed WiMAX for providingcompeting technologies such as 3G available,
connectivity for remote offices spread across hillyWiMAX could be a less preferred option. Says
terrains in North East India.Naresh Singh of Gartner, "While there have been
Adds Kiran Pande, President, ECI Telecom India,positive changes with respect to policy, the
"WiMAX technology enables providers to cater toinfrastructure for 3G is already available in the
underserved markets in which the initial CAPEXform of handsets, which is not present for
requirements must be minimal, while still enablingWiMAX today." Singh believes that WiMAX will be
high data throughputs to the end-users. Asused primarily as an alternative to wired
WiMAX technology is pure Ethernet, thebroadband options.
associated costs for backhauling and connectivityEnsuring WiMAX's success in India
are typically much lower than for cellular or wiredFor ensuring that WiMAX gets deployed as per
networks."plan, the Government of India has to quickly take
WiMAX can also be considered for providingdecisions with respect to the spectrum auction.
redundancy. "WiMAX can be a feasible option forFor example, the dates for the spectrum
providing backup for wired networks in case ofallocation process were changed recently, due to
disasters," says Ketan Parekh, the CTO ofa request from the Finance ministry to double the
Sharekhan. For example, in disasters caused byminimum bid prices. Though the request was
the Tsunami in Indonesia, and Hurricane Katrina inrejected, it again delayed the dates for the
the US, WiMAX was used extensively to quicklyspectrum allocation, which the operators have
provide communication links to areas, where thebeen waiting for a long time. Resolving the
communication infrastructure was destroyed.spectrum allocation issue is crucial for the success
Opening the door to a world of applicationsof WiMAX, and one can expect the floodgates of
While at the basic level, WiMAX opens the door ofopportunities to open, once the spectrum issue is
opportunities to tap underserved markets, it alsoresolved.
gives operators the flexibility, the speed and the