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posted in May 2008
A matter of light, Part 3---When to boost and buck-boost
Design How-To  
5/31/2008   2 comments
In this third installment, we investigate larger LED displays and the applications space for other converter topologies
Optoelectronics to show good growth through 2013, says analyst
News & Analysis  
5/30/2008   Post a comment
The worldwide optoelectronics annual market is set to grow to $17.4 billion in 2008 from $15.9 billion in 2007, according to DataBeans Inc.
LED assemblies available in a full range of colors
Product News  
5/29/2008   Post a comment
OPTEK Technology has developed a complete series of 1-W single-LED assemblies on metal-core printed circuit boards that deliver exceptional thermal performance.
Bioident wins Darpa biosensor contract
News & Analysis  
5/29/2008   Post a comment
Printed optoelectronics specialist Bioident Technologies Inc. said it has won a government research contract to develop handheld biosensors based on printed optoelectronics.
Finisar's acquisition of Optium expands company push in telcos, MSOs
News & Analysis  
5/29/2008   Post a comment
Finisar's acquisition of Optium carries benefits from Optium past acquisitions of Engana, Kailight.
Mother nature inspires photonics research
News & Analysis  
5/27/2008   Post a comment
University of Utah chemists have made a discovery that could eventually unlock the key to ultrafast optical computers
Gate drive optocoupler targets hybrid electric vehicles
Product News  
5/27/2008   Post a comment
Avago Technologies has introduced the ACPL-312T gate drive optocoupler, aimed at automotive hybrid electric vehicle applications.
PV manufacturing industry pools interests in organization
News & Analysis  
5/27/2008   Post a comment
Companies focusing on production technology for solar silicon ingots, wafers, solar cells and PV modules have joined their forces in launching the International Photovoltaic Equipment Association (IPVEA). The group intends to intensify cooperations and unlock synergies.
A matter of light, Part 2--- Buck whenever possible
Design How-To  
5/27/2008   1 comment
Here's why a constant-current buck converter should be the first preference when it comes to switch-mode LED drivers.
A matter of light, Part 1---The ABC's of LEDs
Design How-To  
5/26/2008   1 comment
Here's the basics on LEDs and what you need to know about their drivers.
Display conference highlights green technologies
Product News  
5/23/2008   Post a comment
Along with a number of display industry firsts at the Society for Information Display conference, manufacturers acknowledged the need to incorporate "green" technologies and production processes.
Room-temperature terahertz laser invented
News & Analysis  
5/21/2008   Post a comment
What's claimed to be the world's first room-temperature terahertz laser harnesses the optical equivalent of heterodyning to bridge the terahertz gap.
Austriamicrosystems : Angle position sensor offers high performance in automotive applications
Product News  
5/20/2008   Post a comment
The AS5134 rotary encoder IC is fully qualified to AEC-Q100 and specifically designed for brushless dc sensing in automotive applications in an ambient temperature range up to 150 °C.
Vishay rolls out two high-brightness SMD LED series
Product News  
5/18/2008   Post a comment
Vishay has released two series of high-brightness yellow and red SMD LEDs that are housed in reverse gullwing packaging with 1.9-mm profile and employ AllnGaP technology to provide luminous intensity range from 71mcd to 285mcd with 75-mW power dissipation.
MMIC Solutions raises £2.7 million in Round A
News & Analysis  
5/15/2008   Post a comment
Module and subsystem startup MMIC Solutions Ltd (Ledbury, England) has raised £2.7 million in a first round of VC financing to extend its development of receivers and modules for millimeter wave applications.
CoreOptics raises a further $25 million
News & Analysis  
5/14/2008   Post a comment
Optical transponders specialist CoreOptics Inc. (Nuremberg, Germany and Manchester, NH) has closed a $25 million round of financing from existing investors, bringing the company's total funding to date to more than $90 million.
Optical encoders suit industrial, factory automation equipment
Product News  
5/14/2008   Post a comment
Avago Technologies has released the AEDT-9140 series of three-channel, high temperature optical incremental encoder modules for use in industrial and factory automation equipment.
Reference receiver module targets emerging LAN/SAN applications
Product News  
5/12/2008   Post a comment
Agilent's 45-GHz optical/93-GHz electrical module allows engineers to increase productivity and speed design improvements.
Industrial TFT-LCD modules feature replaceable LED backlights
Product News  
5/9/2008   Post a comment
Toshiba America Electronic Components, Inc. (TAEC) has released five color active-matrix TFT-LCD modules for industrial applications that incorporate LED backlighting systems.
SSRs deliver high speed, high-frequency switching
Product News  
5/9/2008   Post a comment
OPTEK Technology has introduced a family of solid-state relays that incorporates a zero crossing circuit that minimizes current and noise surges due to resistive and inductive loads.
Remote-controlled LED board extends lighting options
Product News  
5/9/2008   Post a comment
Texas Instruments' TPS62260LED design kit and the company's eZ430-RF2500 development tool touts a fully supported platform for remote control of RGB light-emitting sources for consumer, professional, and architectural applications.
Ultra-fast laser goes searching for planets
News & Analysis  
5/8/2008   Post a comment
The National Institute of Standards and Technology (NIST), in cooperation with the University of Konstanz, claims to boost planet-searching capabilities by 100 times with a new ultra-fast, ultra-short-pulse laser with a "gap-toothed" frequency comb.
Toshiba rolls out general purpose transistor photocouplers
Product News  
5/6/2008   Post a comment
These photocouplers from Toshiba meet reinforced insulation class international safety standards and offer transistor output that features high isolation voltage up to 5000Vrms (min.).
Darnell forecasts strong advance for LED lighting
News & Analysis  
5/6/2008   Post a comment
Report analyzes 53 LED driver IC applications to project the growth path for solid-state lighting out to 2013
Ultra-thin autofocus flash LED provides narrow radiation pattern
Product News  
5/5/2008   Post a comment
Avago claims the thinnest autofocus flash LED with the introduction of the ASMT-FJ30 for use in ultra-slim digital still cameras and camera phones.
Qimonda to enter photovoltaics business
News & Analysis  
5/5/2008   Post a comment
Ailing DRAM manufacturer Qimonda AG (Munich, Germany) is entering the solar cell business. In a joint venture with solar system integrator Centrosolar group (Munich, Germany), the company plans to build a new fab in Portugal.
High-power infrared emitter offers wide viewing angle
Product News  
5/2/2008   Post a comment
Vishay Intertechnology has expanded its optoelectronics portfolio with the introduction of its first wide-viewing-angle infrared emitter in a leaded package. The device claims the industry's lowest forward voltage of 1.45 V at 100 mA and 2.15 V at 1 A.

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