Everlight Electronics Co., Ltd. is a Taiwanese company which manufactures

light-emitting diode A light-emitting diode (LED) is a semiconductor device that emits light when current flows through it. Electrons in the semiconductor recombine with electron holes, releasing energy in the form of photons. The color of the light (corre ...

s (LEDs). It is the world's fifth largest LED package manufacturer.

History

Single and multicolor surface mount miniature LEDs in most common sizes

Everlight Electronics was founded in 1983 by Robert Yeh. Initially, Everlight produced indicator lights for home appliances. By 2006, Everlight was Taiwan's largest manufacturer of

s (LEDs), producing 1.850

billion Billion is a word for a large number, and it has two distinct definitions: * 1,000,000,000, i.e. one thousand million, or (ten to the ninth power), as defined on the short scale. This is now the most common sense of the word in all varieties of ...

units every

month A month is a unit of time, used with calendars, that is approximately as long as a natural phase cycle of the Moon; the words ''month'' and ''Moon'' are cognates. The traditional concept of months arose with the cycle of Moon phases; such lunar mo ...

, and employing 4,000 people. In 2007, 40% of Everlight's revenue was derived from LEDs used for backlighting of

mobile phone A mobile phone or cell phone is a portable telephone that allows users to make and receive calls over a radio frequency link while moving within a designated telephone service area, unlike fixed-location phones ( landline phones). This rad ...

s, and it also began to expand into

backlight A backlight is a form of illumination used in liquid-crystal displays (LCDs) that provides light from the back or side of a display panel. LCDs do not produce light on their own, so they require illumination—either from available light, ambie ...

LEDs for

laptop computers A laptop computer or notebook computer, also known as a laptop or notebook, is a small, portable personal computer (PC). Laptops typically have a clamshell form factor with a flat-panel screen on the inside of the upper lid and an alph ...

and

televisions A television set or television receiver (more commonly called TV, TV set, television, telly, or tele) is an electronic device for viewing and hearing television broadcasts, or as a computer monitor. It combines a tuner, display, and loudspeake ...

. In 2018, Everlight began introducing high-efficiency

agricultural Agriculture encompasses crop and livestock production, aquaculture, and forestry for food and non-food products. Agriculture was a key factor in the rise of sedentary human civilization, whereby farming of domesticated species created f ...

lighting products to augment livestock and

horticultural Horticulture (from ) is the art and science of growing fruits, vegetables, flowers, trees, shrubs and ornamental plants. Horticulture is commonly associated with the more professional and technical aspects of plant cultivation on a smaller and mo ...

plant stock growth. In 2019, Everlight's newly formed

optoelectronic Optoelectronics (or optronics) is the study and application of electronic devices and systems that find, detect and control light, usually considered a sub-field of photonics. In this context, ''light'' often includes invisible forms of radia ...

R&D team introduced tunable LEDs to maximize

animal husbandry Animal husbandry is the branch of agriculture concerned with animals that are raised for meat, animal fiber, fibre, milk, or other products. It includes day-to-day care, management, production, nutrition, selective breeding, and the raising ...

and

aquaculture Aquaculture (less commonly spelled aquiculture), also known as aquafarming, is the controlled cultivation ("farming") of aquatic organisms such as fish, crustaceans, mollusks, algae and other organisms of value such as aquatic plants (e.g. Nelu ...

. For instance in

poultry farming Poultry farming is the form of animal husbandry which raises domesticated birds such as chickens, ducks, turkeys and geese to produce meat or eggs for food. Poultry – mostly chickens – are farmed in great numbers. More than 60 billion c ...

, exposing a

chicken The chicken (''Gallus gallus domesticus'') is a domesticated subspecies of the red junglefowl (''Gallus gallus''), originally native to Southeast Asia. It was first domesticated around 8,000 years ago and is now one of the most common and w ...

to white light takes 172 days to reach reproductive maturity, while exposing to red light reduces to 168 days, but blue light increases maturity to 182 days. Green light exposure makes poultry gain weight faster, due to

growth hormone Growth hormone (GH) or somatotropin, also known as human growth hormone (hGH or HGH) in its human form, is a peptide hormone that stimulates growth, cell reproduction, and cell regeneration in humans and other animals. It is thus important in ...

receptor stimulation and enhancement of

satellite glial cell Satellite glial cells, formerly called amphicytes, are glial cells that cover the surface of neuron cell bodies in ganglia of the peripheral nervous system. Thus, they are found in sensory, sympathetic, and parasympathetic ganglia. Both sat ...

s which promote

muscle development Muscle is a soft tissue, one of the four basic types of animal tissue. There are three types of muscle tissue in vertebrates: skeletal muscle, cardiac muscle, and smooth muscle. Muscle tissue gives skeletal muscles the ability to contract. M ...

. The R&D team also introduced UV LEDs for

eggshell An eggshell is the outer covering of a hard-shelled egg (biology), egg and of some forms of eggs with soft outer coats. Worm eggs Nematode eggs present a two layered structure: an external vitellin layer made of chitin that confers mechanical ...

surface sanitization and water disinfection for waste water runoff. In collaboration with Dr. Kun-Hsien Tsai, Professor at College of Public Health at

National Taiwan University National Taiwan University (NTU; zh, t=國立臺灣大學, poj=Kok-li̍p Tâi-oân Tāi-ha̍k, p=, s=) is a National university, national Public university, public research university in Taipei, Taiwan. Founded in 1928 during Taiwan under J ...

, a novel

ovitrap An ovitrap is a device which consists of a dark container topped with a mesh and containing water, and a substrate where mosquitoes can lay their eggs. The eggs then fall through the mesh into the water, where the larvae hatch and develop into p ...

was introduced which pulses

Ultraviolet C Ultraviolet radiation, also known as simply UV, is electromagnetic radiation of wavelengths of 10–400 nanometers, shorter than that of visible light, but longer than X-rays. UV radiation is present in sunlight and constitutes about 10% of the ...

to regularly destroy collected mosquito eggs. In 2020, Everlight collaborated with Professor Wang Yong-song's team of the Institute of Fisheries Science,

to develop a special LED lamp for

grouper Groupers are a diverse group of marine ray-finned fish in the family Epinephelidae, in the order Perciformes. Groupers were long considered a subfamily of the seabasses in Serranidae, but are now treated as distinct. Not all members of this f ...

fish

, where specific

wavelength In physics and mathematics, wavelength or spatial period of a wave or periodic function is the distance over which the wave's shape repeats. In other words, it is the distance between consecutive corresponding points of the same ''phase (waves ...

exposure reduces cannibalization and loss of fingerlings by over 40%. In 2021, Everlight released new

LEDs in spectrums tailored to augment the red pigment of

strawberries The garden strawberry (or simply strawberry; ''Fragaria × ananassa'') is a widely grown hybrid plant cultivated worldwide for its fruit. The genus ''Fragaria'', the strawberries, is in the rose family, Rosaceae. The fruit is appreciated f ...

. Strawberries rely on sunlight to produce their red color through a process called

anthocyanin biosynthesis Anthocyanins (), also called anthocyans, are water-soluble vacuolar pigments that, depending on their pH, may appear red, purple, blue, or black. In 1835, the German pharmacist Ludwig Clamor Marquart named a chemical compound that gives flowe ...

, but in areas with little sunlight

LEDs can be used to catalyze this biochemical process instead.

References

External links

www.everlight.com
1983 establishments in Taiwan Manufacturing companies based in New Taipei Light-emitting diode manufacturers Electronics companies of Taiwan Electronics companies established in 1983 Taiwanese brands {{Taiwan-company-stub

History

See also

References

External links