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What does LED stand for?
Light emitting diode (LED) is a display or lighting technology used in electrical and electronic products. May also be used in multimode fibers, optical mice and laser-class printers.
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2010-07-01 GE Lighting taps Rambus ref designs for flat-panel LEDs
GE Lighting and Rambus have signed a broad licensing agreement for the use of Rambus' patented lighting innovations, including product reference designs and manufacturing process know-how.
2011-03-11 GaN-on-silicon LEDs tip 135lumens/W
Bridgelux Inc. demonstrates GaN-on-silicon based LEDs that offer commercial grade performance of 135lumens/W.
2013-12-06 GaN-on-Si LEDs to reach 40% market share by 2020
IHS forecasted that from 2013 to 2020, the penetration of gallium nitride-on-silicon wafers into the LED market will increase at a CAGR of 69 percent.
2014-09-25 GaN micro-rods on graphene make bendy LEDs
Fabricated using metal-organic chemical vapour deposition, the flexible LEDs exhibit intense electroluminescence, with no significant degradation in optical performance even after 1,000 bending cycles.
2013-06-25 GaN LEDs to ship 100B this year, says analyst
GaN LEDs account for 85 per cent of total revenues in the LED industry, dominating key applications such as TVs and lighting, indicated IMS Research.
2011-08-15 GaN LEDs set record for highest luminous efficacy
A breakthrough for GaN-on-Si solid-state lighting shows cool white LEDs demonstrating as high as 160Lm/W at a CCT of 4350K and warm white LEDs with 125Lm/W at a CCT of 2940K.
2015-10-30 Filament LEDs flaunt up to 150lm/W luminous efficacy
The Soleriq L 38 from Osram is geared for aesthetic lighting applications in the home and in hotels and restaurants, featuring a colour rendering index of over 80.
2002-11-08 Fairchild blue LEDs claim improved brightness consistency
Fairchild Semi's three new, surface-mount blue LEDs feature a forward voltage range of 2.75V to 3.15V which results to better brightness consistency.
2004-08-23 Extra-bright white LEDs light up signals and signs
Agilent introduced a series of extra-bright white indium gallium nitride LEDs for electronic signs and signals.
2010-01-29 ESD protectors deliver 8kV HBM for HB LEDs
California Micro Devices has extended its LuxGuard family of turnkey solutions for ESD protection and thermal management for high-power, high-brightness LED (HB LED) lighting applications.
2010-02-17 ESD protection device tailored for HB LEDs
California Micro Devices (CMD) offers the LuxGuard family of turnkey solutions for ESD protection and thermal management for high-power, high-brightness (HB) LED lighting applications.
2007-03-23 Enhanced LEDs deliver warm white indoor lighting
Cree has increased the brightness and efficiency of its XLamp XR-E and XLamp XR-C white LEDs by more than 20 percent, enough to make them suitable for indoor 'warm white' lighting applications.
2011-05-26 Enhanced LEDs boost 'green' display energy efficiency
Low-power displays continue to enjoy an overall economic advantage, thanks to improving LED efficiency achieved through enhanced internal quantum and light extraction efficiencies and new technologies.
2004-04-05 Elma rolls out bi-color LEDs
Elma Electronic has launched surface-mount bi-color LEDs that promise to provide more options for users.
2003-03-06 ELCOS chip LEDs provide 110 viewing angle
The EOC-20 series of chip LEDs from ELCOS AG provides a luminosity between 125mcd and 1.5cd with a viewing angle of up to 110.
2005-09-29 E-Power LEDs in 700mA version
Para Light has added a 700mA series to its EP4 family of 150mA and 350mA enhanced-power (E-Power) LEDs.
2005-11-04 E-Power LEDs are offered in infrared versions
Para Light Corp. introduced infrared versions of its EP2 and EP4 families of E-Power LEDs.
2004-05-28 Driving LEDS using L497X, L597X, L692X dc/dc converter families
This app note focuses on the devices suitable to drive LEDs from a dc source.
2004-11-26 Driving color RGB LEDs
This app note presents an RGB LED solution driven with a combined 60mA constant current source supply from an AAT3123.
2015-07-13 Drives LEDs efficiently with constant-voltage topology
Here is a look at an AC/DC single-stage driver for dimmable LEDs that combines digital control techniques with embedded algorithms.
2011-12-05 Drivers ICs support up to 15 LEDs at 1A
Allegro MicroSystems' LED drivers are engineered for automotive and industrial lighting applications.
2008-05-02 Driver powers up to 10 LEDs, offers 32:1 ratio
Linear Technology announces the LT3593, a high efficiency constant current white LED driver packaged in a 2mm x 2mm DFN package.
2006-09-26 Driver module loads up to 60W for high bright LEDs
Applied Concepts' I-DRIVE Series of LED driver modules provide up to 60W for high bright LEDs.
2012-05-16 Driver lights up LEDs in 150ms
Microsemi's dimmable LXMG221W-0700030-D0 LED driver module is compatible with 50Hz and 60Hz AC power sources.
2009-12-22 Driver IC handles up to 80 white LEDs
From a 12V input, the device drives 8 channels, each with up to 10 100mA white LEDs in series at 92 percent efficiency.
2006-08-24 Dominant Semi unveils multicolored LEDs
Dominant Semiconductors has introduced the new 6-Lead Multi DomiLED, which the company said is simply like a band of colors as seen in a rainbow.
2013-10-28 Do high power LEDs emit IR heat in forward manner?
Is it true that a high power LED emits no UV or IR and that any heat is generated only in the PN junction and then transferred to a heat sink?
2002-07-12 Ditelong red LEDs have 3.8cd luminosity
Shenzhen Ditelong Ind. Co. Ltd has released its red LEDs that have a peak wavelength of 660nm and luminosity ranging from 100mcd to 3.8cd.
2009-03-04 Display backlighting using high-brightness LEDs and SEPIC power modules
This article discusses the use of SEPIC power modules and the MAX16807/MAX16808 HB LED drivers to deliver a wide-dimming-ratio backlight solution.
2014-06-10 Dimming driver drives up to nine LEDs from a 36V source
The LED buck driver from diodes claims an accuracy better than five per cent. Dimming is achieved by applying a fast digital PWM signal to the driver's control input.
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