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01 December 2008

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News & Analysis
Telehealth age dawns
Remote monitoring using wireless technology is finally getting its interoperability act together worldwide. Telehealth technologies are being developed and deployed to reduce visits to hospitals and doctors' offices and improve patient health with lifestyle coaching.

ASML reveals 22nm litho road map
Company executives claim that ASML is prepared to ship its next-gen immersion lithography system next year and its EUV system by 2010.

Trees energize wireless networks
Harnessing the voltage difference between a tree and the ground can generate enough electricity to power a sensor and transmitter for better fire prediction modeling and local climate data.

IMEC pushes SDR effort forward
A variety of advanced FEC technologies used in a range of wireless WAN and LAN can be handled by a chip introduced by IMEC as part of its effort to assemble a full suite of silicon for software-defined radio.

Surpass LTE requirements, goals
Long Term Evolution presents a series of lofty goals, creating a set of challenges for technology providers, equipment manufacturers and service providers.


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Save power with on-off keying
Amplitude shift-keying is a popular modulation technique in digital data comms. A further simplification of this method is on-off keying, as this article explains.

Power connectors boost system airflow
Connector makers are developing new power connector designs—they now consider frontal density, comprised not just of the connector but of the space on the power supply the connector takes up.

Flexible controllers adopt power-efficient strategies
Managing power to today's low-voltage, high-frequency processors poses many new challenges. But innovative digital control technologies make for high-performance business and consumer gear.

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Technical Features
Ensure multichannel surround sound
The challenge for audio subsystem designers is to ensure that the multiple concurrent audio channels get where they need to go—and to make it easy to set up, debug and maintain.  (PDF file)

Analyzing stability in multiple loop systems
Measuring the frequency response of a multiloop switch-mode power supply can be a real challenge, especially when all the regulation circuitry is kept on the secondary side.  (PDF file)

Integrate video signal capacity with high-speed amplifiers
The composite video signal in the 1950s still has a large influence in today's HD A/D video. Most parameters related to composite video remain major considerations in a system design.  (PDF file)


Opinion
Electronics braces for new challenges in 2009
Optimists say that it's not going to be 2001. But the optimism can only go that far. Electronics is not likely to escape the ills of this ongoing financial saga.

VoIP goes into video
Dedicated DSPs and software solutions have helped VoIP technology address issues on voice quality, delay and echo, and improve wideband codec support, such that adoption of video is the obvious next step.


Teardown
Nüvi 205 expands horizon for GPS navigation system
No longer at prices that force PNDs into locked glass cabinets, the $199 PND is driving the growing commodity status of standalone GPS systems.

Vital Signs
Interface market continues to evolve
The global market for interface products may exceed $10 billion by 2013, up from its current value at $6.2 billion, according to Databeans.

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Demystifying Vietnam
What does Vietnam offer that a rising number of top-tier semiconductor companies are setting up and expanding operations there?

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