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 (cor ...

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

History

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 its only current meaning in English. * 1,000,000,000,000, i.e ...

units every month, 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, cellular phone, cell phone, cellphone, handphone, hand phone or pocket phone, sometimes shortened to simply mobile, cell, or just phone, is a portable telephone that can make and receive calls over a radio frequency link whil ...

s, and it also began to expand into

backlight A backlight is a form of illumination used in liquid crystal displays (LCDs). As LCDs do not produce light by themselves—unlike, for example, cathode ray tube (CRT), plasma (PDP) or OLED displays—they need illumination ( ambient light or a ...

LEDs for

laptop computers A laptop, laptop computer, or notebook computer is a small, portable personal computer (PC) with a screen and alphanumeric keyboard. Laptops typically have a clam shell form factor with the screen mounted on the inside of the upper li ...

and

televisions Television, sometimes shortened to TV, is a telecommunication medium for transmitting moving images and sound. The term can refer to a television set, or the medium of television transmission. Television is a mass medium for advertising, e ...

. In 2018, Everlight began introducing high-efficiency

agricultural Agriculture or farming is the practice of cultivating Plant, plants and livestock. Agriculture was the key development in the rise of Sedentism, sedentary human civilization, whereby farming of Domestication, domesticated species created food ...

lighting products to augment livestock and

horticultural Horticulture is the branch of agriculture that deals with the art, science, technology, and business of plant cultivation. It includes the cultivation of fruits, vegetables, nuts, seeds, herbs, sprouts, mushrooms, algae, flowers, seaweeds and no ...

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 radiatio ...

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, fibre, milk, or other products. It includes day-to-day care, selective breeding, and the raising of livestock. Husbandry has a long history, starti ...

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. lot ...

. 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 chicke ...

, exposing a

chicken The chicken (''Gallus gallus domesticus'') is a domesticated junglefowl species, with attributes of wild species such as the grey and the Ceylon junglefowl that are originally from Southeastern Asia. Rooster or cock is a term for an adult m ...

to white light takes 172 days to reach

reproductive maturity Sexual maturity is the capability of an organism to reproduce. In humans it might be considered synonymous with adulthood, but here puberty is the name for the process of biological sexual maturation, while adulthood is based on cultural definiti ...

, 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 h ...

receptor stimulation and enhancement of

satellite glial cell Satellite glial cells, formerly called amphicytes, are glial cells that cover the surface of neuron Soma (biology), cell bodies in Ganglion, ganglia of the peripheral nervous system. Thus, they are found in Dorsal root ganglion, sensory, Sympath ...

s which promote muscle development. The R&D team also introduced UV LEDs for

eggshell An eggshell is the outer covering of a hard-shelled egg and of some forms of eggs with soft outer coats. Diversity 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; ) is a public research university in Taipei, Taiwan. The university was founded in 1928 during Japanese rule as the seventh of the Imperial Universities. It was named Taihoku Imperial University and served d ...

, a novel ovitrap was introduced which pulses

Ultraviolet C Ultraviolet (UV) is a form of electromagnetic radiation with wavelength from 10 nm (with a corresponding frequency around 30 PHz) to 400 nm (750 THz), shorter than that of visible light, but longer than X-rays. UV radiation i ...

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 fish of any of a number of genera in the subfamily Epinephelinae of the family Serranidae, in the order Perciformes. Not all serranids are called "groupers"; the family also includes the sea basses. The common name "grouper" is u ...

fish

, where specific

wavelength In physics, the wavelength is the spatial period of a periodic wave—the distance over which the wave's shape repeats. It is the distance between consecutive corresponding points of the same phase on the wave, such as two adjacent crests, tro ...

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 species of the genus '' Fragaria'', collectively known as the strawberries, which are cultivated worldwide for their fruit. The fruit is widely ap ...

. 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 gave the name Anthokyan to a chemical comp ...

, 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