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blog roll
Ed Rodriguez
Ed Rodriguez, President & CEO, OptoThermal Technologies, 10/2/2014   Comment now  
[Editor's note: Ed Rodriguez has accepted a challenge on this site to pull together everything we know about the various entities that go by the moniker "AD LED." This is the first of four installments.]
Keith Dawson
Keith Dawson, Editor-in-Chief, 10/1/2014   Comment now   10 comments
Hog farmers in Iowa and South Dakota are rapidly catching on to the advantages LED lighting can bring to their operations. Energy efficiency tops the list, followed by longevity.
Most recent post, kdawson, 10/2/2014 8:39:07 AM
OK Dennis, that's called fighting fire with gasoline.
Bill Reisenauer
Bill Reisenauer, Co-Founder, LED Specialists, 10/1/2014   Comment now   6 comments
If only calculations involving AC electrical circuits were as simple as those for DC. That's the point of this handy mathematical invention.
Most recent post, Ron Amok, 10/2/2014 2:08:56 AM
Yeah, you're right. It is non-zero though.
Karl Hakkarainen
Karl Hakkarainen, Consultant & Blogger, 9/30/2014   Comment now   5 comments
We're still living with the design decisions made nearly 100 years ago, and not in a good way.
Ron Amok
Ron Amok, Technology Columnist, 9/30/2014   Comment now   4 comments
Yesterday we bemoaned the lack of transparency an engineer sees from OLED suppliers. Now we look at an OLED datasheet, albeit one 16 months old.
Ron Lenk
Ron Lenk, LED Driver Consultant, 9/29/2014   Comment now   7 comments
Should a fixture with an LED replacing an incandescent light bulb be awarded a patent, or is it obvious? That depends on whom you ask -- and how good your lawyers are.
Most recent post, Davidled, 10/2/2014 12:08:41 PM
Patents engineer might lose their job.
most commented
12
LSG Candelabra Bulbtopsy & Teardown, Part 2
Ron Amok, Technology Columnist, 9/26/2014
10
Patent for Sale
Ron Lenk, LED Driver Consultant, 9/26/2014
10
LEDs in Hogriculture
Keith Dawson, Editor-in-Chief, 10/1/2014
7
Samsung's AC LED
Bill Reisenauer, Co-Founder, LED Specialists, 9/26/2014
7
Patents: What Is Obvious?
Ron Lenk, LED Driver Consultant, 9/29/2014
Conversations with Philips Lumileds
Rahul Bammi
Rahul Bammi, VP Marketing, Philips Lumileds, 3/31/2014   Comment now   14 comments
As the year unfolds, you will see mid-power LEDs optimized for more than just lumens or lumens per watt. And the mid-power/high-power distinction will increasingly blur.
message boards
Davidled
10/2/2014 12:08:41 PM
Davidled on Patents: What Is Obvious?
The following All LED Lighting writers are available online now!
kdawson
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