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In March 2021, the company sold its LED Business to SMART Global Holdings for up to $300 million. [17] Cree Inc. logo, used prior to the October 2021 rebranding. In October 2021, the company changed its name to Wolfspeed. [18] In April 2022, the Marcy, New York, facility opened. [19]
Examples for Haitz's law—which predicts an exponential rise in light output and efficacy of LEDs over time—are the CREE XP-G series LED, which achieved 105 lm/W in 2009 [52] and the Nichia 19 series with a typical efficacy of 140 lm/W, released in 2010. [53]
In 2010, Cree Inc., developed and marketed the XM-L LED that claimed 1000 lumens at 100 lm/W efficacy and 160 lm/W at 350 mA and 150 lm/W at 700 mA. [7] They also claimed to have broken the 200 lm/W barrier in R&D with a prototype producing 208 lm at 350 mA. [8] In May 2011, Cree announced another prototype with 231 lm/W efficacy at 350 mA. [9]
Cree Sets New Standard for LED Bulbs New Cree TW Series LED Bulb First to Meet California Energy Commission Quality Lighting Specification DURHAM, N.C.--(BUSINESS WIRE)-- The bar has been raised ...
A 230-volt LED filament lamp, with an E27 base. The filaments are visible as the eight yellow vertical lines. An assortment of LED lamps commercially available in 2010: floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications An 80W Chips on board (COB) LED module from an industrial light luminaire, thermally ...
Cree Launches Industry's First Driver Compatibility Program for LED Modules Offers Unique LED Module Light Source Warranty When Paired with a Compatible Driver DURHAM, N.C.--(BUSINESS WIRE)-- Cree ...
LED display of a TI-30 scientific calculator (c. 1978), which uses plastic lenses to increase the visible digit size X-Ray of a 1970s 8-digit LED calculator display. Until 1968, visible and infrared LEDs were extremely costly, on the order of US$200 per unit, and so had little practical use. [23]
At the time, many considered creating a GaN LED too difficult to produce; therefore, Nakamura was fortunate that the founder of Nichia, Nobuo Ogawa (1912–2002), was willing to support and fund his GaN project. [9] [10] However, the senior Ogawa ceded the presidency to his son-in-law Eiji Ogawa (in 1989). The company under Eiji's direction ...
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