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Lighting & Illumination

January 2020
Coronavirus Disrupts Display Panel Production in China
The escalating coronavirus crisis is impacting production at display panel factories located in the semi-quarantined city of Wuhan, China, spurring a significant near-term reduction in the global supply of panels used in liquid crystal display televisions (LCDs) and other products. The five factories in the ci
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Date:
01/31/2020
'Micro Clean LED' Enables 4K Resolution TV Displays to 220''
As a next generation light source, micro-LEDs will lead the $100B display market Seoul’s Micro Clean LED single-pixel RGB innovation delivers higher performance and lower cost Complete in-house production, from RGB EPI substrate to transfer technology, is ready for mass production Seoul Vi
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Date:
01/31/2020
Smallest Right-Angle Indicator for Precision Electronics
Dialight announced the launch of its new 594 Prism surface-mount indicator. The smallest right-angle indicator in its class, the 4.5mm x 3mm x 4mm 594 Prism features Dialight’s proprietary single-level design for through-hole applications in high-density boards and board-edge mounting in network interface ca
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Date:
01/28/2020

Modular Switches Allow for Homes Pre-Wired for Upgrades
Deako has expanded its suite of modular and scalable home lighting products and solutions, announcing the launch of the Deako Simple Rocker Switch, Simple Dimmer, Simple Motion Sensor, Smart Switch and Smart Dimmer. The new products paired with their existing backplate can be quickly installed into a standard ju
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01/27/2020
Integrated RGBC-IR Color Sensors With I²C Interface
Vishay Intertechnology, Inc. broadens its optoelectronics portfolio with new RGBC-IR sensors for applications such as automatic white balancing and color cast correction in digital cameras; automatic LCD backlight adjustment; and active monitoring of LED color output for IoT and smart lighting. The new VEML3328 (t
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Date:
01/27/2020
The Versatile Inductor
Traditionally, off-the-shelf power inductors have offered the capability to perform a variety of functions and serve many different applications. The same inductor might have served one circuit as a ripple-smoothing element in an LC output filter and as an EMI suppression choke in another. By contrast, a device
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Date:
01/23/2020
Laser Diode Emits Deep UV Light

Far field pattern of UV-C laser projected onto a fluorescent screen.

Nagoya University scientists, in cooperation with Asahi Kasei Corporation, have succeeded in designing a laser diode that emits deep-ultraviolet light, according to research published in the journal Applied Physics Express. "Our laser diode emits the world's shortest lasing wavelength, at 271.8 nanometers
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Date:
01/20/2020
Growing Developments in LED Horticultural Lighting

Figure 1: Average plant response to PAR

The horticultural lighting industry is in the middle of a disruptive change – growers are now getting to grips with the LED ‘solid-state’ artificial light alternative, traditionally provided by high-pressure sodium lamps (HPS). HPS lamps are relatively efficient at 100-150 lumens per watt, actually similar to
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Date:
01/20/2020
Understanding the Basics of DC-DC Conversion

Figure 1: DC-DC converters can be isolated or non-isolated

When Allesandro Volta made a battery out of copper and zinc disks and brine-soaked cardboard, it was a novelty and the low power DC produced had few practical applications. As electricity became better understood and it was discovered that rotating magnets could induce AC current in wires, the world of power ge
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Date:
01/20/2020
AI in the Data Center

Figure 1. Powering Artificial Intelligence

In a recent New York Times article, Mark Hung, a VP at Gartner, said that “almost everything Google is announcing these days is AI-related.” He said, “Google has a lead on artificial intelligence over many of its competitors, and it’s going to use that as a weapon to advance their products.” Although
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Date:
01/20/2020
Meteor Lighting Launches New DOT Microcylinder Series
Available in true 1.5, 2.5 and 3.5-inch aperture housings. The new DOT microcylinder series from Meteor Lighting are embedded with all of the company's accumulated experience in High Ceiling lighting. The DOT series combines elegant design, performance and functionality; setting it up to be the microcylin
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Date:
01/20/2020
3W ACDC Converter with Transient Output Power Up to 12W
In some applications where high transient communication or drive power is required, such as electrical control systems, automatic meter reading, anti-theft alarms, and access electric lock applications, large amounts of power are outputted in a short time at transmitting and receiving data or driving relays. Therefore,
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Date:
01/17/2020
Outdoor Riding Arena LED Lighting Packages
Access Fixtures is introducing a comprehensive new line of outdoor riding arena LED lighting packages designed with budget and convenience in mind. The new LED lighting packages range from solutions for backyard riding arenas to professional arenas for training, horse shows, roping, barrel racing and even rodeo. Ac
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Date:
01/17/2020
Colloidal Quantum Dot Laser Diodes Just Around the Corner

These are colloidal quantum dots operating in LED mode.

Los Alamos scientists have incorporated meticulously engineered colloidal quantum dots into a new type of light emitting diodes (LEDs) containing an integrated optical resonator, which allows them to function as lasers. These novel, dual-function devices clear the path towards versatile, manufacturing-friendly la
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Date:
01/15/2020
Laserphysics: At the Pulse of a Light Wave
Physicists in the Laboratory for Attosecond Physics at Ludwig-Maximilians-Universitaet (LMU) in Munich and at the Max Planck Institute for Quantum Optics (MPQ) have developed a novel type of detector that enables the oscillation profile of light waves to be precisely determined. Light is hard to get a hold on
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Date:
01/12/2020
TAIYO YUDEN’s All-Solid-State Lithium-Ion Secondary Batteries
TAIYO YUDEN announced today the development of all-solid state lithium-ion secondary batteries (hereinafter referred to as “all-solid-state batteries”) in which various technologies including the process technology of multilayer ceramic capacitors (MLCCs) are capitalized. All-solid-state batteries are s
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Date:
01/08/2020
Ultra-Low Dropout Linear LED Driver Extends Lighting Strips
Diodes Incorporated announced the BCR430UW6 linear LED driver with ultra-low dropout voltage and constant current regulation between 5mA and 100mA. This combination allows more LEDs to be driven from a low supply voltage, making the BCR430UW6 suitable for applications that require multiple LEDs to operate together, su
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Date:
01/07/2020
Lynk Labs Signs License Agreement With Feit Electric Company
Lynk Labs, Inc. announced that it has entered into a license and product development agreement with Feit Electric Company, Inc. ("Feit Electric"). The license provides Feit Electric with a comprehensive license in and to the entire Lynk Labs patent portfolio, provides Lynk Labs with a license in and to
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Date:
01/07/2020
E-Paper Displays Bring Higher Resolutions in Larger Formats
Pervasive Displays (PDi) announces the introduction of the E24581JS084 5.8-inch and E2969JS084 9.7-inch tri-color Electronic Paper Display (EPD) modules offering high bi-stable image resolution of 134 dpi and 121 dpi respectively. Along with their high resolution, ultra-low power operation and fast update cy
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Date:
01/06/2020
Smart Watch Display Shipments Total 57 Million in Q3
After a year of sustained strong growth in 2018, shipments of smart watch displays have continued to rise in 2019, reaching 57 million units in the third quarter, according to IHS Markit | Technology, now part of Informa Tech. Shipments rose by 34 percent year-on-year in the third quarter. For the entire year of 2019
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Date:
01/06/2020