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AMD Preps GPU, DRAM Stack
News & Analysis  
5/19/2015   Post a comment
AMD plans to combine on a single device one its graphics processors and the SK Hynix high bandwidth memory DRAM stack, aiming to beat to market similar devices described by its rival Nvidia.
Friday Quiz: Inductors
Blog  
5/15/2015   3 comments
Another in the family of basic passive electrical components, inductors are less widely used and thus less understood than resistors or capacitors.
Q'comm Rolls Wi-Fi Chips for IoT
News & Analysis  
5/14/2015   Post a comment
Qualcomm Atheros rolled out two new Wi-Fi chips aimed at end nodes and hubs in the Internet of Things and packing more memory and punch than some existing IoT parts.
EEs Wanted for High Speed Rail
News & Analysis  
5/14/2015   25 comments
A June seminar in Silicon Valley aims to prepare engineers to participate in California’s high-speed rail project, the first in the nation.
IoT Clash Over 900 MHz Options
News & Analysis  
5/14/2015   1 comment
As millions, billions, or trillions (depending which analysis you trust) of devices get connected to the Internet over the next few years, making sure those devices are able to connect easily and across protocols will be a major challenge. Samsung announced that its new Internet of Things module, Artik, will support a new networking structure that can overcome technical issues.
13 Views of IoT World
Slideshow  
5/13/2015   5 comments
Plans for thousands of high end WiFi kiosks and low data rate Sigfox base stations were highlights 0f the Internet of Things World event here.
Model Trains Put Strain on Batteries, AC Power
Blog  
5/13/2015   8 comments
Sometimes the obvious, free, and available power rail is not the right path for reliable power delivery, but you stick with it until new technologies allow better alternatives.
IoT Feels Samsung's Artik Breeze
News & Analysis  
5/12/2015   1 comment
Samsung announced a new series of modules designed for the Internet of Things as well as handful of partnerships to grow the open development community. The three modules, dubbed Artik, are complete hardware and software systems with built-in security.
BMW Pushes Tri-Motor Concept
News & Analysis  
5/12/2015   5 comments
In a shift of emphasis from conventional to electric drive, BMW believes using two electric motors for high acceleration from a standing start, while the combustion engine for additional power at high speeds.
How Close Can We Put Different Voltage Regions Together?
Blog  
5/5/2015   Post a comment
How best to deal with the impact of multiple voltages on the integrity of your layout and your circuit
Rethinking Energy Performance
News & Analysis  
4/30/2015   Post a comment
Technology is developing faster than ever, and with demands pulling at operators from all directions, it’s vital that networks are streamlined and efficient.
Wireless Charging Gets Universal Antenna
News & Analysis  
4/24/2015   3 comments
Managing the skin effect, or device temperature, may be the secret sauce in managing and popularizing wireless charging. Officials at wireless charging antenna company NuCurrent believe the company’s 50-patents in this area will push them to multi-mode charging success.
Minimizing Standby Power Consumption
Blog  
4/23/2015   Post a comment
AC/DC adaptors spend most of their life plugged into a wall socket with no external loading. It has long been recognized that the cumulative effects of millions of adaptors tax the power grid and have a significant impact on the environment.
ARM Seeks Energy Harvesting Edge in IoT
News & Analysis  
4/23/2015   Post a comment
With battery lifetimes becoming an increasing preoccupation of some of the world's largest brands including Google, Apple, Tesla and Dyson it now seems UK-based ARM is focusing on extending the battery life of sensors using Bluetooth to address the Internet of Things.
Magnesium Ions Could Beat LI In Car Batteries
News & Analysis  
4/23/2015   Post a comment
Researchers at the University of Illinois at Chicago have taken a step closer towards the development of a battery that could outperform the lithium-ion technology used in electric cars.
Power Electronics Market Surges
News & Analysis  
4/15/2015   Post a comment
The power electronics market is recovering after several tough years and will continue to expand, according to analysts at French research firm Yole Developpment. The power market will surpass 17 billion Euro by 2020, largely driven by electric and hybrid vehicles – which require power modules and new business integration methods.
Energy Harvesters Power Wearables
News & Analysis  
4/13/2015   1 comment
Researchers at North Carolina State University are developing nanotechnology-enabled energy harvesting and storage for ultra-low power sensors. The federally-funded research aims to create battery-free, body-powered wearable health monitors.
Nokia Demos 10 Gbits on High Frequency
News & Analysis  
4/9/2015   8 comments
Nokia Networks will demonstrate several next-generation cellular communications strategies at the Brooklyn 5G Summit, highlighting 10 Gbit/second data rates on over high frequencies. The Summit is co-hosted by NYU Wireless and Nokia to bring together wireless/mobile research and development leaders from around the world.
Characterize GaN Power Devices
Blog  
4/8/2015   Post a comment
Waveform measurements let you see the differences between GaN and silicon FETs.
TSMC Outlines 16nm, 10nm Plans
News & Analysis  
4/8/2015   2 comments
TSMC announced plans to roll out updated low-power versions of existing chips and announced its roadmap for smaller process nodes. The company will begin volume production of its 16nm FinFet+ in the middle of this year while breaking ground on 10nm development.
ARM Injected with Low Power API
News & Analysis  
4/3/2015   Post a comment
To suit the ultra low-power needs of many battery-operated devices, SI will develop a power management application programming interface for ARM’s mbed development platforms.
Smart Grid Powers Energy Sharing
Blog  
4/3/2015   Post a comment
An anti-poverty program in Austin enables peer-to-peer energy sharing thanks to smart grid and Internet technologies.
Hybrid Supercapacitor Trumps Thin-Film Lithium Battery
News & Analysis  
4/2/2015   2 comments
Researchers at UCLA’s California NanoSystems Institute have combined two nanomaterials to create a hybrid supercapacitor that combines the best qualities of batteries and supercapacitors by storing large amounts of energy, recharges quickly and can withstand more than 10,000 recharge cycles.
Net-Zero Homes: Powered By Dreams?
Blog  
4/1/2015   5 comments
A home that generates more power than it uses sounds like a winning prospect -- but without the big grid behind it as backup, it may just be an expensive exercise in presumed virtue.
KIT, Schaeffler Optimize Power Steering for Electric Cars
News & Analysis  
4/1/2015   Post a comment
A joint research project from mechatronics company Schaeffler AG and the Karlsruhe Institute of Technology is developing concepts that make power steering for electric vehicles more energy efficient.
Power & Signal Over A Single Wire Do More With Less
Blog  
3/31/2015   1 comment
If power together with signal is your goal, there are a number of different ways to get it done -- assuming ludicrous speed isn't a requirement, of course.
Ericsson on Power: We Need To Rethink Structure
News & Analysis  
3/25/2015   Post a comment
Next-generation cellular communications will require a drastic reduction in energy consumption, something researchers at Ericsson are calling “ultra-lean transmission.” A focus on power management software could alleviate some of these issues.
Cut Landfill: Transform Packing Materials to Rechargeable Batteries
News & Analysis  
3/24/2015   Post a comment
Researchers at Purdue University have developed a way to turn discarded peanut-shaped packing materials into components for rechargeable batteries that could outperform the ones currently used.
TI’s 32-bit 'Successor' to the 16-bit MCU
News & Analysis  
3/24/2015   Post a comment
TI's new ARM Cortex-M4F-based MCU is a higher performance alternative to traditional the 16-bit MSP430 and a lower power and feature-rich alternative to the ARM Cortex-M0.
Bringing Sub-Threshold Voltage to Any MCU
News & Analysis  
3/23/2015   Post a comment
Based on the same subthreshold voltage technology used in its ARM-based Apollo Cortex-based processors, Ambiq's real-time clock family brings its low power benefits to any MCU-based design.
Is 2015 the year of wireless charging?
Blog  
3/18/2015   Post a comment
It has been an incredibly exciting start to 2015 with several major announcements in wireless power along with several noticeable absences.
APEC 2015 Slideshow: Day Two of Open Exhibits
Slideshow  
3/18/2015   Post a comment
The Applied Power and Electronics Conference (APEC), held March 15 - 19 in Charlotte, NC, addresses immediate and long-term issues for power electronics engineers. EDN's Steve Taranovich reports that there are evident trends for GaN and Digital Power enhancements and solution growth.
Facebook Unveils Servers, Switches
Slideshow  
3/11/2015   2 comments
Apple and Hewlett-Packard were the latest to join the Open Compute Project at its annual gathering where Facebook showed its latest server and switch designs.
Samsung Phones Pack 14nm SoC
News & Analysis  
3/1/2015   3 comments
Samsung will pack a handful of new technologies -- including a 14nm Exynos applications processor -- into its new Galaxy S6 and S6 Edge smartphones announced here. The handsets also sport a new fast-charging battery, novel memory stack, simplified user interface, and advanced camera features.
Silicon Nanofiber Boosts Battery Range Performance of EVs
Blog  
2/20/2015   Post a comment
Researchers at the University of California, Riverside’s Bourns College of Engineering have developed a novel paper-like material for lithium-ion batteries which can boost by several times the specific energy of the battery.
Wireless Power Transfer From the Antenna
Blog  
2/19/2015   Post a comment
The often overlooked key component of wireless power transmitter/receiver ICs is the transmit/receive antenna coil.
Ultra-Low Power System for Wearable Devices
News & Analysis  
2/19/2015   Post a comment
When an ultra-low power optimized MCU and ultra-low power optimized DC/DC converter come together, the result is a well-running, well-oiled machine fit for wearable applications.
Why Does Digital Power Need More Standards?
Blog  
2/19/2015   Post a comment
There are a host of reasons why power system designers have increasingly been turning to digital power over the past decade. The principal drivers have been the demand to provide sophisticated power management functions, along with a desire to reduce board space and the number of external components.
ARM Cores Take on PC Processors
News & Analysis  
2/3/2015   18 comments
ARM today announced a new processor, GPU, and IP suite targeted for mobile SoCs. The 64-bit Cortex-A72 processor, Mali-T880 GPU, and Cache Coherent Interconnect aim to usher in an era where mobile devices “serve as your primary and only compute platform.”
Toyota Tests Silicon Carbide Tech in Near-Series Designs
News & Analysis  
2/2/2015   3 comments
Silicon carbide (SiC) power devices will get a test drive in Toyota's prototype car. If successful, SiC-based power control units may lower power needs in hybrids.
16 Takeaways from DesignCon 2015
Slideshow  
2/2/2015   2 comments
At DesignCon 2015 I heard what’s happening in high-speed chip and board interface design including issues with 56G, silicon photonics and optical backplanes.
Supercapbatteries, Thermoelectrics to Power Future Cars
News & Analysis  
1/30/2015   29 comments
The cars of the future will be powered by supercabatteries and thermoelectric energy recovery systems, according to IDTechEx Ltd. in Cambridge, U.K.
GaN Pumps Power Revolution
News & Analysis  
1/29/2015   1 comment
Gallium nitride is ramping up a revolution in power conversion, enabling new apps from wireless charging to autonomous vehicles, said a DesignCon keynoter.
Can Kevlar Prevent Lithium-Ion Battery Fires?
News & Analysis  
1/29/2015   1 comment
University of Michigan researchers have used nanofibers extracted from Kevlar to develop a barrier between the electrodes in a lithium-ion battery that is capable of preventing the type of fires linked with the grounding of Boeing's 787 Dreamliner aircraft.
High-Voltage Design: Living Long and Still Prospering
Blog  
1/27/2015   Post a comment
Low-voltage design gets most of the attention these days, but there are many applications which require very-high voltages even though they do not deliver significant amounts of current to the load.
Imagination Sees Life Beyond Games
News & Analysis  
1/23/2015   4 comments
Imagination Technologies continues to hedge its bets on graphics-based processing, showcasing a variety of demonstrations based on its PowerVR GPU at International CES.
Power Tips: LED Buck Regulator with Current-Mode Control Simplifies Compensation
Blog  
1/22/2015   Post a comment
How do you compensate the control loop in a peak current-mode controller to ensure stability when you are regulating current rather than the output voltage?
Efficiency Greater Than 100%? Yes, Sort Of
Blog  
1/22/2015   4 comments
Contrary to our normal expectations, LEDs can exhibit optical efficiencies well above 100%--but only if you re-define "input power" in a unique way.
Improved dendrite formation control helps lithium batteries last longer
News & Analysis  
1/22/2015   Post a comment
Researchers at Purdue University are using numerical modeling to find ways to understand the complex science behind the formation of 'dendrites' that cause lithium-ion batteries to fail which will help to design better separators to create longer-lasting batteries.
GaN technology will transform the future
Blog  
1/22/2015   Post a comment
Gallium nitride has demonstrated both a dramatic improvement in transistor performance and the ability to be produced at a lower cost than silicon.
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