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Articles by Microwave Journal

New Waves: Satellite and mm-wave Applications

August 17, 2008
UHF SATCOM Antenna The model 092-00635 is a conformal UHF SATCOM antenna that employs quad planar inverted F antenna (PFIA) radiators with an integral feed network to provide circularly polarized hemispherical coverage. This miniature SATCOM antenna is qualified for supersonic flight and is optimized for performance over the UHF...
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Certification Arrives for Mobile WiMAX

August 14, 2008
After many months of delay, there are now eight officially certified 802.16e, or WiMAX products. The WiMAX Forum made this announcement at its WiMAX Forum Congress in Singapore. Samsung, Sequans Communications, POSTDATA and Runcom Technologies all gained certification for a subscriber device and a base station. All four certified...
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WiMAX Trial for Alcatel-Lucent in Thailand

August 14, 2008
Alcatel-Lucent has announced plans to conduct a trial of wireless broadband services using WiMAX Rev-e technology with True Corp., Thailand’s only fully integrated telecommunications provider and leader in convergence lifestyle. For the trial Alcatel-Lucent will provide True Corp. with a comprehensive WiMAX solution that operates on the 2.5 GHz...
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AT&T looks to WiMAX for rural broadband

August 14, 2008
AT&T may be trying to block the merger of Sprint Nextel's and Clearwire's WiMAX activities, but it is also proceeding with its own, more limited, plans for the technology. The telco has been trialling WiMAX-class technologies in rural areas for a few years and now its CTO John Donovan...
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AT&T tries to block Clearwire, betraying nerves about mobile broadband

August 14, 2008
It is essential to Sprint Nextel's ambitions to steal a march on larger rivals in mobile broadband that its Clearwire joint venture is signed and sealed, and can kick off full scale roll-out, as soon as possible, in order to maximize the narrowing window with Verizon's and AT&T's LTE...
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Sprint looks increasingly isolated as it quits NGMN Alliance

August 14, 2008
A feature of the emerging generation of mobile broadband standards is that the major operators have seized the steering wheel, and are determined to ensure the technologies are optimized for their commercial needs. The most powerful body coordinating the operators' activities is the NGMN (Next Generation Mobile Networks) Alliance,...
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More disputes threaten to delay India's WiMAX goldrush

August 14, 2008
India is absolutely critical to the fortunes of WiMAX, and the level of uptake in the huge nation will help decide how prominent a position 802.16e takes in the overall wireless landscape in the next decade. There are many reasons for WiMAX supporters to be hopeful, but every time...
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Clearwire looks for partners to replicate its US model in Europe

August 14, 2008
Whether or not Clearwire turns into a major commercial success in the US, it has helped define the shape of the mobile internet, and shown the way for alternative operators to challenge the incumbents by offering open broadband services, not just directly but — more importantly to profitability —...
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Comcast points to a femtocell model that could prevail in WiMAX

August 14, 2008
This week saw the second Femtocells Europe conference in London, with the supporters of the miniature base stations seeking to look beyond the issue of indoor coverage to focus on more far-reaching benefits for operators — advanced applications, new ways of building out mobile broadband networks like WiMAX and...
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WiMAX squeezed by LTE amid hitches in certification and 3.5 GHz roll-outs

August 14, 2008
The key advantage that WiMAX has always had over LTE, in the race to be mobile broadband top dog, has been its headstart of around two years, but even as the community gathered for a WiMAX Forum conference in Amsterdam last week, there were warning signs that this advantage...
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