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August 2010
Design Considerations Using Lithium Polymer Batteries
Dr. Robin Tichey, Micro Power Electronics
Li-ion cells come in three basic form factors: cylindrical, prismatic (rectangular brick shape) and the flat Lithium polymer cells. Lithium polymer cells, sometimes called laminate cells, are available in custom footprint size.
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One Small Step for Bluetooth Low Energy Technology
By Jay Tyzzer, Nordic Semiconductor
Last December, the Bluetooth Special Interest Group (SIG) announced in a statement that it had adopted Bluetooth low energy wireless technology and that the much anticipated ultra-low power (ULP) form of the popular wireless technology, would be the hallmark feature of the Bluetooth Core Specification Version 4.
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June 2010
After Record-Breaking 2009, US Wind Markets Face a Growth-Constrained 2010
Following a record-breaking year of capacity additions in 2009 - with 9.8 GW of wind projects installed - the US wind market finds itself confronting a growth-constrained 2010 and a near-term market landscape wrought with increased competition, according to a new market study, US Wind Power Markets and Strategies: 2010-2025 from IHS Emerging Energy Research.
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Highest Efficiency Solar Panels to Date Feature New BOOST™ Cell Technology
Evergreen Solar, Inc., a manufacturer of String Ribbon™ solar panels with its proprietary silicon wafer technology, recently unveiled its upcoming line of higher efficiency solar panels featuring its newly developed BOOST™ Cell Technology, at Intersolar 2010 in Munich, Germany.
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Siemens to Provide HVDC Link for German Offshore Wind Farms
Siemens Energy and Prysmian Powerlink will connect two North Sea offshore wind farms to the German grid using a high voltage direct current (HVDC) link for transpower.
The order awarded to the BorWin2 consortium is worth more than €500 millio.
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Substantial Energy Efficiency Provisions in Lugar Energy Bill a ‘Solid Foundation,’ says Alliance
Washington, D.C., -- A new energy bill introduced by Sen. Richard Lugar (R-Ind) wisely uses energy efficiency as the core of its provisions, the Alliance to Save Energy said today.
The Lugar Practical Energy and Climate Plan focuses on money-saving efficiency policies designed to create long-term energy savings for cars and trucks, new buildings and appliances, existing homes and commercial buildings and industry.
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The RF Sting in the Digital Transmission Tail
Simon Whittle, Nujira Ltd.
The new generation of data-oriented digital communications networks being rolled out in the cellular, broadcast, military and other environments carries a sting in the tail for RF designers.
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April 2010
What is Energy Harvesting and How Does it Work?
Energy harvesting is the process of capturing and accumulating byproduct energy as the energy becomes available, storing the energy for a period of time and conditioning it into a form that can be used later.
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March 2010
Benchmarking RF Front Ends Powered by DC-DC Converters Across a Discharging Battery
In the last decade mobile device users have seen unprecedented changes in technology. These changes have brought more functionality and lower cost to the overall handset market.
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What is Energy Harvesting and How Does it Work?
Energy harvesting is the process of capturing and accumulating byproduct energy as the energy becomes available, storing the energy for a period of time and conditioning it into a form that can be used later – such as operating a microprocessor with in its limits.
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February 2010
Wireless Basestation Design Challenges Using High-Speed, 16-bit ADCs
Cutting-edge 16-bit, high-speed analog-to-digital converters (ADC) can offer the very high dynamic range and low distortion levels required to meet today's most demanding wireless communications standards.
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December 2009
Bluetooth Low Energy – Not Just Another Radio Frequency Networking Protocol
Bluetooth Low Energy (BLE) is fast-becoming the hottest buzz-word in low-power wireless communications. Within five years, we have seen a variety of standard and proprietary networking protocols emerge, begin to show promise, and occasionally open up new market spaces and fundamental opportunities for technical innovation.
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Integration and Power Management Open the Door for RKE Applications
Wireless transceiver technology is truly established in the automotive industry with Remote Keyless Entry (RKE) now a standard feature of even basic specification vehicles. Following on its heels has been Passive Keyless Entry (PKE), dual transceiver devices that combine remote entry and remote starting, and systems that enable features such as tyre pressure monitoring and car-to-home communications.
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October 2009
Protecting Chinese 3G Base Stations
Despite the worldwide recession, the Chinese economy continues to expand, and in an effort to move it along faster the Chinese government announced in November of 2008 an economic stimulus package totaling a massive $586 billion.
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February 2009
Noise Elimination Power Converter Control Circuit
Power converters perform an essential task in this world where electronic equipment is so pervasive.
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July 2008
Trend Report: Energy Conservation and Sustainable Design
One of the most interesting trends in the electronics industry at the moment is the movement towards designing products in an environmentally friendly way. Buzzwords such as Carbon Neutral, Sustainable Design and Eco-design have recently entered the vocabulary of designers and in the near future, energy efficiency may become just as important as performance and cost are now.
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June 2008
How US Design Engineers Can Meet Global Legislation Challenges (Part 1)
Designers of electronic and electrical equipment are increasingly challenged to design new products that comply with legislation that applies in the markets where their products will be sold. As more US manufacturers sell their products internationally, design engineers not only need to consider legislation in the U.S., but also the rest of the world.
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How US Design Engineers Can Meet Global Legislation Challenges (Part 2)
Designers of electronic and electrical equipment are increasingly challenged to design new products that comply with legislation which applies in the markets where their products will be sold. Previously, we took a look at all the different flavors of RoHS. If you missed this, you can read about it at our Legislation Center on www.newark.com/edworld.
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May 2008
Making Wireless Green: Design Tools & Standards Contribute Too!
A UPF specification defines how to create a network to supply power to each design element, how the individual supply nets behave with respect to one another, and how the logic functionality is extended to support dynamic power switching to these logic design elements.
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Top Ten Considerations When Selecting an 802.11n PA
With the upcoming release of the final 802.11n specification, many designers are thinking about what is required for 802.11n wireless LANs (WLANs). At the heart of this system lies the power amplifier (PA), and its performance can have dramatic effects on range, battery life and the quality of the user experience.
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February 2008
Reducing Power in Wireless Design through Sequential Clock Gating
A successful low-power design strategy ensures a cumulative reduction in total power without compromising timing and area requirements. Automated power optimization tools have the advantage of being able to evaluate numerous transformations against multiple constraints simultaneously.
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November 2007
Increase Talk Time in CDMA Mobile Handsets
Various new features on cellular phones, such as high quality video, a high resolution screen, and a video camera consume large amounts of battery power, and call for means to reduce power consumption elsewhere on the phone board. Advancements in battery technology have not kept pace with the power requirements for the latest 2.5G and 3G handsets.
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October 2007
Minimizing Power Consumption and Energy Requirements in Wireless and Mobile Applications
Although EDA tools are emerging that support a low-power design flow from RTL input down to GDSII output, many design decisions influencing power consumption and energy requirements are already made at the system and architectural abstraction levels prior to writing the RTL code.
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June 2007
Tradeoffs between Single Phase and Three Phase Power
Single-phase power modules provide an optimal solution for electronic systems that are to be powered from three-phase utility power lines.
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January 2007
Improving Power Amplifier Efficiency in CDMA and WiMAX Systems
Efficient design and implementation of crest factor reduction and PA linearization solutions.
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Power Management Solutions: Choosing the Right One Now Pays Dividends Later
Paying attention to power management prolongs battery life and increases performance by minimizing ripple/noise in the system.
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SEOUL, South Korea -- (BUSINESS WIRE) -- Samsung Electronics Co., Ltd. today introduced its latest wireless universal serial bus (USB) solution, developed using Ultra Wide Band (UWB) technology.
Microsemi Corporation’s Power and Microelectronics Group now offers a high-density Single Level Cell (SLC) NAND solid state storage solution in a single integrated plastic ball grid array (PBGA) package.
The HFS-2500 from EM Research operates over 2000 to 2500 MHz for advanced Electronic Warfare applications.
