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Electronic Packaging RF SiPs Demand Early Packaging Focus

April 8, 2009 6:48 am | Comments

By considering packaging in the early stages of product development, design teams can determine the best architecture for their particular application. By Ralph Ebbutt, Maxtek Components Corp. click to enlarge Figure 1 - An example of a system-on-chip (SoC) device.

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Remote Possibilities

April 8, 2009 6:48 am | Comments

Using advanced battery technologies to unlock the dynamic growth potential of remote wireless sensors used in "smart infrastructure" and related applications. By Sol Jacobs, Tadiran Batteries Contrary to all the recent economic news, the February 17, 2009 edition of The Wall Street Journal contained an upbeat article by Michael Totty entitled "Smart Roads.

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Welcome to Brainstorm!

April 8, 2009 6:48 am | Comments

There are inherent risks when it comes to wireless technology in medical electronic devices – security, performance, coexistence, EMI and privacy. Q: What are the requirements for effectively deploying and managing wireless medical devices? By R. Srinivasan, Principal Software Engineer, Cambridge Consultants Nowhere are the demands on wireless technology more complex and more critical than in the medical device industry.

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Femto Mass Market Mobilization

March 16, 2009 7:03 am | Comments

By Todd Mersch, Continuous Computing So here we are in the second half of 2008 — why are femtocells not more widely deployed in our homes? When are we finally going to get five bars in the family room? And what’s keeping us from quicker YouTube downloads in our kitchens? click to enlarge Figure 1.

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Universal Cell Phone Charger -What a Concept!

March 6, 2009 6:56 am | Comments

Nancy Maas Editor-in-Chief The Mobile World Congress Show (MWC) recently took place in Barcelona, Spain. Every year this show has its "hot topics" that attendees just can't seem to get enough of, and this year was no exception. Conversations focused on handsets, Long Term Evolution (LTE), Location-Based Services (LBS), social networking, application stores and mobile advertising.

Testing LTE and WiMAX OFDM/MIMO-Based Systems

March 6, 2009 6:55 am | Comments

The introduction of new radio technoloiges, like OFDM and MIMO, in LTE and WiMAX systems has created the need for new types of test equipment. George Reed, Azimuth Systems click to enlarge Figure 1. Three methods of testing transmitter and receiver performance: lab-based, direct cable connectivity, over-the-air testing and lab-based, connection through a channel emulator that simulates real world conditions.

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Designing Handsets with Modularity

March 6, 2009 6:55 am | Comments

By Danny Tseng, Cypress Semiconductor Designing a platform with modularity in mind is one approach that can shorten design time as well as enable easier feature upgrades. click to enlarge Figure 1. Architecture modularization of a mobile handset.

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FIR Filters Help Improve Audio Quality in Consumer Electronics

March 6, 2009 6:55 am | Comments

Consumer Audio Devices from TVs to Docking Stations to Personal Computers Benefit from the Use of FIR Filters in Providing High Quality Audio at a Reasonable Cost By QuickFilter Technologies, Inc. The U.S. market for consumer electronics goods is approximately $161B and growing at a rate of 8% per year (Consumer Electronics Association Digital America 2008).

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Low Cost FPGA-Based HD/SD SDI Transceivers

February 25, 2009 10:46 am | Comments

The recent advent of low-cost FPGAs equipped with high-performance transceivers and DSP blocks will greatly reduce the build and deployment costs of a video broadcast system. By Shakeel Peera, Lattice Semiconductor Corporation click to enlarge Figure 1.

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Redefining the Digital Handset

February 25, 2009 10:46 am | Comments

Greater access to digital audio data off-chip presents an opportunity for applying powerful digital enhancement techniques which can improve speaker performance not just for music but also for voice. By Robert Hatfield, Wolfson Microelectronics In some mobile phone architectures, the evolution of speaker drive technology has recently been struggling to make progress.

Coming to a Screen near You: Innovation Set to Bring Mobile TV to Europe

February 25, 2009 10:46 am | Comments

In order to market Mobile TV and Mobile Video successfully, service providers and technology companies need to target the specific entertainment needs people have when away from home, rather than just assuming that the populace will be willing to sign up regardless. By Mike Green, European Correspondent Wireless Design & Development The DVB-H infrastructure needed to support video transmission has been in place in Europe for over three years now (it was first showcased to the public at the Winter Olympics in Turin, in February 2006, with crowds being able to tap into the video broadcasts of all the different events taking place).

LTE Testing Challenges

February 25, 2009 10:46 am | Comments

Working closely with the test equipment vendor is required in order to synchronize feature implementation, reference specifications and timely delivery of the test equipment software. By Paul Gooding, Rohde & Schwarz click to enlarge Figure 1.

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Noise Elimination Power Converter Control Circuit

February 25, 2009 10:46 am | Comments

Grounding and care in layout is the key to keeping noise out of the control circuit and allowing correct operation. Grounding and care in layout is the key to keeping noise out of the control circuit and allowing correct operation. By John Bottrill, Texas Instruments click to enlarge Figure 1.

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GPS Environmental Challenges Drive Common Test Practices

January 30, 2009 9:05 am | Comments

A receiver's position accuracy is a fundamental challenge of satellite navigation system. As a result, GPS receiver designers must perform a combination of measurements to ensure the device will perform as expected. David A. Hall, National Instruments Geocaching involves discovering various "caches" whose coordinates can be found on the Web and whose contents are located all over the world.

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Addressing the Challenges in the Design of High-Performance FOTA Diff Engines

January 30, 2009 9:05 am | Comments

Firmware over-the-air (FOTA) technology makes it possible to detect bugs, defects and design flaws after the handset lands in the subscribers' hands. By Jinsheng Gu, InnoPath Software click to enlarge Simplified FOTA Architecture.

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