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Full Signal Path Solution for Portable Ultrasound Systems

January 10, 2011 12:02 pm | Comments

By Suresh Ram, National Semiconductor Corporation There is a rising demand for accessible medical care. The world population is rapidly growing and aging, increasing the cost of healthcare. Medical practitioners need small energy efficient and cost effective diagnostic devices. Portable diagnostic equipment that improve quality of healthcare in a cost effective manner are highly desirable.

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Are You Ready for IPv6?

December 17, 2010 9:48 am | Comments

By Kowsik Guruswamy, CTO Mu Dynamics The networks of mobile operators are going through extreme transition. User-driven demand for new devices, more applications and services and faster upload and download speeds, have most mobile operators working round the clock just to keep their existing networks running.

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Meeting the Challenge of Multi-standard Wireless Communications Testing

December 16, 2010 9:05 am | Comments

By Tim Carey, Aeroflex Test Solutions Non-cellular technologies are increasingly being integrated into cellular terminals, and this has generated the need for test systems that comprise a number of different test platforms, which can make system integration both complex and costly. At the same time, there is pressure to increase test speed and, in combination with the proliferation of functional tests associated with the introduction of new standards, this further increases the costs.

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Generating Multiple Digitally Modulated Carriers Using an AWG

December 15, 2010 11:11 am | Comments

By Thomas Dippon, Agilent Technologies When testing wideband RF components and systems, it is necessary to stimulate the device under test (DUT) with a wideband signal that is as close to the “real” signal as possible. For some measurements, wideband noise or a multi-tone signal might be appropriate.

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Wireless Sensor Networks: A Low-Power, Wireless-Enabled Application

December 14, 2010 9:45 am | Comments

By Iboun Taimiya Sylla, Texas Instruments The explosion of wireless technologies in recent years has allowed the emergence of several wireless standards in the industrial scientific and medical (ISM) band. With these new standards we are experiencing penetration of wireless applications in every segment of our daily lives.

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The Emerging Smart Multi-Grid™ Wireless Architecture – A Network of Networks

December 14, 2010 9:06 am | Comments

By Byron Henderson, Mesh Dynamics Smart Grid networks are currently receiving tremendous government attention and funding. The US Department of Energy says the Smart Grid "would integrate advanced functions into the nation's electric grid to enhance reliability, efficiency, and security, and would also contribute to the climate change strategic goal of reducing carbon emissions.

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Network Offloading is Vital - but is Wi-Fi Up to the Task?

December 14, 2010 8:40 am | Comments

By Malek Shahid, Senior Strategist, Wireless, Alcatel-Lucent By 2013, global mobile data traffic will exceed two terabytes a month1. Video streaming, social media applications and smartphone signaling are the chief culprits. This data tsunami will swamp mobile network architectures, and operators face the challenge of finding the right way to offload it.

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LTE and the Role of Femtocells

December 14, 2010 8:30 am | Comments

By picoChip and Continuous Computing LTE is coming. It’s almost impossible now to pick up an article on network infrastructure without reading about it and how companies are working on towards the shift. The wireless networks in place today were primarily designed to support voice, a job that they actually do quite well and with plenty of capacity to spare.

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Power Film Capacitors Enable Advancements in Hybrid Vehicles

December 8, 2010 11:11 am | by Chris Reynolds, AVX Corporation | Comments

Within the last few years, designers have established a solid powertrain foundation for hybrid vehicles (HEVs) and electric vehicles (EVs). All major auto manufactures see the hybrid and electric vehicle market as one continuing to enjoy steady growth. One major driving factor to the projected increased growth is the significant technology advances taking place that directly impact the HEV and EV power electronic systems.

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Cars, Clouds, and Pockets: Connecting Vehicle Infotainment Systems to Mobile and Internet Services

December 8, 2010 10:11 am | Comments

By Kerry Johnson, QNX Software Systems Already, vehicle telematics services have been deployed in tens of millions of automobiles. Nonetheless, mobile services offered on smart phones and other consumer devices are growing at a far greater pace. A quick survey of these mobile services reveals that many offer significant utility to drivers or passengers; in fact, some are designed specifically for in-vehicle use.

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Designing a Robust Failure Indicator

December 8, 2010 10:09 am | Comments

By Chris Keeser, Cypress Semiconductor Corp. The other day I was driving to the local dump to drop off a load of trash carefully stacked into the back of the family minivan. Suddenly I noticed that the “trunk open” light came on. I quickly pulled over just as the rear hatch popped all the way open and the van began to empty my garbage bags all over the road.

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Leading the Way to Smarter Grids: 4G WiMAX for smart grid communications

December 6, 2010 3:17 pm | Comments

By Ashish Sharma, Alvarion Ltd. Imagine having the ability to unify all the communications needs for the smart grid via a single communication – be it distribution automation, concentrators, video surveillance, smart metering, mobile workforce, etc.

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RFID Applications

December 6, 2010 2:47 pm | Comments

The future holds RFID Applications that go far beyond mere bar coding. The world will be a different place once readers and RFID tags are everywhere. Q: “What are some of the untapped applications for RFID that we may see in the foreseeable future?” By Victor Vega, Alien Technology UHF RFID has matured to a point where “it just works.

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Give your Brain a Break Today

December 6, 2010 12:09 pm | Comments

There is a lively debate going on among scientists over whether technology’s influence on behavior and the brain is good or bad, and how significant it is. Scientists say juggling email, phone calls, and other incoming information can change how people think and behave.

MIMO Applications

November 11, 2010 11:01 am | Comments

Multiple antenna technology enables high capacity and high data rates. Q: Right now there is a limitation on data rate for each user. Can MUMIMO overcome these limitations and if so, how? J. McFarland, Chief Technology Officer for Atheros Communications The advent of Web-enabled phones has clearly pointed out that wireless carriers need more system capacity to meet the expectations of their users.

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