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Is wireless recharging's day finally here?
Power DesignLine Blog  
7/4/2010   4 comments
We have wireless communication everywhere, and will one form of wireless power transmission soon also become common?
Don't diss the LDO
Power DesignLine Blog  
6/24/2010   6 comments
The low dropout regulator is a valuable tool in the power-supply roster; don’t assume its "drawbacks" should automatically rule it out of your design.
Wake up and smell the numbers
Power DesignLine Blog  
6/18/2010   2 comments
When you are talking about energy and alternatives, it's important to start with solid numbers first and then work down from there
Goodbye, incandescent bulb--or maybe not?
Power DesignLine Blog  
6/11/2010   14 comments
Before we rush to get rid of incandescent bulbs, we should honestly acknowledge their virtues, as well as the shortcomings of electronic alternatives
RF-based energy harvesting is "back to the future" again, but with a twist
Power DesignLine Blog  
6/9/2010   3 comments
"Free" energy, captured from the RF around us, is a new idea and also an old one but there is a mirror-image aspect to it, as well
My "fans" want to know: what's the thermal impedance of dust?
Power DesignLine Blog  
6/4/2010   4 comments
A layer of dust on heat-sink fins causes all sorts of headaches and noise
Power-saving processor strategy is a tough call
Power DesignLine Blog  
5/29/2010   1 comment
The obvious solution may not be the best, but the analysis is also tricky
Power-saving processor strategy is a tough call
Power DesignLine Blog  
5/28/2010   Post a comment
The obvious solution may not be the best, but the analysis is also tricky
Clever mechanical design enables energy-saving bulb control
Power DesignLine Blog  
5/21/2010   1 comment
It takes more than circuitry and software to make a viable photosensitive bulb control
How about hydraulic wind turbines?
Power DesignLine Blog  
5/15/2010   4 comments
This interesting alternative design offers advantages but also has drawbacks
Motor control gets tangible attention at ESC, and an award
Power DesignLine Blog  
4/28/2010   Post a comment
Sophisticated embedded designs tackle motion control, and at relatively low cost
Power packaging news is good news for designers
Power DesignLine Blog  
4/23/2010   Post a comment
Common, standardized MOSEFT packaging among various vendors is a win-win, mostly--but not necessarily
Is the smart power strip a sign of "smart grid" things to come? (plus, an urelated blog correction)
Power DesignLine Blog  
4/17/2010   Post a comment
The smart grid promises so much, maybe too much, as this project indicates
AC versus DC power distribution: the pendulum swings
Power DesignLine Blog  
4/10/2010   5 comments
As technology changes and needs change, once-discarded approaches can become viable, again
ESC asks: is the smart grid a little too smart for your own good?
Power DesignLine Blog  
4/5/2010   1 comment
The smart grid promises worthwhile energy savings as well as market opportunity for our industry, but it has some potential privacy and compulsive issues, as well.
Why milliwatts count in kilowatt designs
Power DesignLine Blog  
3/27/2010   Post a comment
Despite the incongruity, "trivial" dissipation can impact much larger power issues
Is this something for (almost) nothing?
Power DesignLine Blog  
3/20/2010   2 comments
Engineering is all about tradeoffs and "no free lunch", but I think one thing comes pretty close
Lidow gives switching devices a GaN boost
Power DesignLine Blog  
3/12/2010   Post a comment
Look out, standard silicon MOSFETs: GaN is coming after you
It's all about battery power--and also energy
Power DesignLine Blog  
2/25/2010   Post a comment
Power and energy are related but distinct battery attributes
Hang on to your hats, it's time for the APEC ride!
Power DesignLine Blog  
2/20/2010   Post a comment
The big annual event is this week, let's see what the news there is
Are embedded LEDs the way to go?
Power DesignLine Blog  
2/13/2010   Post a comment
LED lamp replacements are a nice idea, but dedicated, embedded units can teach us more
When a solution is the solution, or: when an old dog meets an old dummy (load)
Power DesignLine Blog  
2/7/2010   Post a comment
The liquid dummy load is an intriguing solution, both literally and figuratively, to a common problem
The vertical-integration mandala keeps turning
Power DesignLine Blog  
1/30/2010   Post a comment
It's "back to the future" and "deja vu again", as IC vendors move into modules and multi-component devices
Real science or just a bit of froth
Power DesignLine Blog  
1/20/2010   3 comments
Last week there seemed to be a mini-media feeding frenzy about a story of a product design student who had claimed to have designed as part of her final university project a 'greenphone' which was powered by Coca-Cola.
Management of diverse power rails is becoming more important, and easier
Power DesignLine Blog  
1/16/2010   Post a comment
IC vendors are addressing the issues related to multiple, interrelated power rails on PC boards
Showing your power connectors some respect
Power DesignLine Blog  
1/10/2010   Post a comment
Even the lowly AC-power plug deserves some dignity
What's your power priority?
Power DesignLine Blog  
1/3/2010   Post a comment
Everyone is in favor of "low power", but their reasons may differ; what are yours?
Green silliness, or "there is no free lunch, sorry."
Power DesignLine Blog  
12/19/2009   9 comments
Pedaling to produce your own power: a vision of the future, or a ride to the past?
"No good deed goes unpunished" or, are we chasing our tails in power consumption?
Power DesignLine Blog  
12/12/2009   Post a comment
Every time we make progress, we set the stage for more demands and more challenges
Which goes first: the chicken (battery #1) or the egg (battery #2)?
Power DesignLine Blog  
12/5/2009   Post a comment
Trying to assess the life of a battery under low duty-cycle, high-spike loads is a challenge
Low-power parts vs. low-power design
Power DesignLine Blog  
11/30/2009   1 comment
Low power is good, but what are the tradeoffs in achieving it.
Is it time to reap that (energy) harvest?
Power DesignLine Blog  
11/21/2009   1 comment
Are the factors in place and aligned for this market to really take off?
Those casual power extrapolations drive me crazy
Power DesignLine Blog  
11/14/2009   2 comments
The ease with which numbers are tossed around, especially those related to power and energy, really annoys me--and often leads to wrong conclusions
Can all-electric vehicles take charge?
Power DesignLine Blog  
11/7/2009   5 comments
Yes, batteries are a problem, but even "perfect" batteries won't overcome the problem of the charging times and the current needed for a viable all-electric car or truck.
Assault and batteries
Power DesignLine Blog  
10/31/2009   3 comments
The soft on/off switch functionality in many products is a real drain on their limited batteries
Speaking truth about power
Power DesignLine Blog  
10/27/2009   Post a comment
Power and its management are the common denominators cutting across all electronic systems and circuit designs, analog or digital.
PM opportunities in LED lighting
Power DesignLine Blog  
10/21/2009   Post a comment
The LED-based lighting market is poised for significant growth. And there's plenty of motivation for engineers to become part of the market.
Forecast for PM chips optimistic
Power DesignLine Blog  
10/13/2009   Post a comment
Market analyst IMS Research is forecasting that the world market for power management and driver ICs will recover strongly in 2010 following a projected decline of more than 14 percent in 2009.
Federal IT to manage power
Power DesignLine Blog  
10/7/2009   Post a comment
An Executive Order mandates that federal agencies implement green data center strategies, double-sided printing, and PC power management, as part of a broader sustainability push.
One analyst takes on the PM market
Power DesignLine Blog  
9/30/2009   Post a comment
Global sales of digital power semiconductors are set to increase to $821 million in 2013, up from $127 million in 2008, according to iSuppli Corp. The most rapid growth will be in DCPs.
Green power in the future
Power DesignLine Blog  
9/18/2009   Post a comment
Sharp Microelectronics reported its first loss ever this year so the company is investing in a future "green" to ensure it keeps its competitive edge.
Sometimes it pays to know
Power DesignLine Blog  
9/16/2009   Post a comment
A new report from Databeans has a bunch of good data that might just serve power management circuit designers well.
Ban the power for BANs
Power DesignLine Blog  
9/9/2009   Post a comment
Qualcomm described a new algorithm to lower the power of body area networks at a recent conference. The medical industry needs that to have sensors work 24/7 in regular living conditions without wireless packets getting lost.
Managing waves and thoughts
Power DesignLine Blog  
9/2/2009   Post a comment
Bin He can point to a spot on the brain that gave off a sub-microvolt signal corresponding to a thought. The question now is can thoughts be managed with the same techniques used to manage power?
Fishy power requirements
Power DesignLine Blog  
8/26/2009   Post a comment
MIT researchers have displayed prototype robotic fish that have just ten moving parts, including a single motor. Some prototypes have survived in the lab for four years of constant underwater tests without a leak.
Watch out for nuclear fusion research
Power DesignLine Blog  
8/19/2009   Post a comment
Researchers are adapting a new plasma-based lithography that generates "extreme ultraviolet" light with a wavelength of 13.5 nanometers using the same methods applied in fusion-energy research. That's another challenge for future power management of chips.
Facebook power
Power DesignLine Blog  
8/5/2009   Post a comment
Intel is offering Progress Thru Processors, a new volunteer computing application built on the Facebook platform that allows people to donate their PCs' unused processor power to research projects.
Intuition for signal integrity
Power DesignLine Blog  
7/29/2009   Post a comment
The design process is a creative process and intuition is the most important skill you rely on first. Once you have a design, then you apply your analysis skills to evaluate the cost-performance tradeoffs.
Managing your aspirations
Power DesignLine Blog  
7/17/2009   Post a comment
Apollo 12 astronaut Alan Bean became the fourth man to walk on the moon October 1969. He also happens to be the only artist who paints the lunar surface based on personal observation.
Large power plays
Power DesignLine Blog  
7/15/2009   Post a comment
There always seems to be enough money to support large programs. Until the programs run out of money to support.
Page 1 / 2   >   >>


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