摘要:
There is provided a light emitting device package including: a package body providing a chip mounting area and including first and second lead terminals; an LED chip mounted on the chip mounting area and electrically connected to the first and second lead terminals; a groove portion disposed around the LED chip in the chip mounting area; and a wavelength conversion portion formed of a resin containing a wavelength conversion material with which to enclose the LED chip and having an outer shape defined by the groove portion.
摘要:
There is provided a light emitting device package including: a package body providing a chip mounting area and including first and second lead terminals; an LED chip mounted on the chip mounting area and electrically connected to the first and second lead terminals; a groove portion disposed around the LED chip in the chip mounting area; and a wavelength conversion portion formed of a resin containing a wavelength conversion material with which to enclose the LED chip and having an outer shape defined by the groove portion.
摘要:
The present invention relates to a light emitting diode package and a manufacturing method thereof.The light emitting diode package includes a substrate, an LED chip mounted on an upper part of a substrate, a molding material coated at the upper part of the substrate including an external surface of the LED chip, and an encapsulant coated at a lower part of the substrate and can improve luminous efficiency, minimize a package failure, and reduce a manufacture cost by facilitating the manufacturing process.
摘要:
The present invention relates to a light emitting diode package and a manufacturing method thereof.The light emitting diode package includes a substrate, an LED chip mounted on an upper part of a substrate, a molding material coated at the upper part of the substrate including an external surface of the LED chip, and an encapsulant coated at a lower part of the substrate and can improve luminous efficiency, minimize a package failure, and reduce a manufacture cost by facilitating the manufacturing process.
摘要:
There is provided a light emitting device package using a quantum dot, an illumination apparatus and a display apparatus. The light emitting device package includes a light emitting device; a sealing part disposed in a path of light emitted from the light emitting device and having a lens shape; and a wavelength conversion part sealed within the sealing part and including a quantum dot. The light emitting device package uses the quantum dot as the wavelength conversion part to thereby achieve superior color reproducibility and light emission efficiency, and facilitates the control of color coordinates by adjusting the particle size and concentration of the quantum dot.
摘要:
There is provided a white light emitting device including: a blue LED emitting blue light; a red phosphor excited by the blue light, emitting red light, and including a nitrogen (N)-containing compound; a yellow phosphor excited by the blue light and emitting yellow light; a first green phosphor excited by the blue light, emitting first green light having a first full width half maximum, and including a nitrogen (N)-containing compound; and a second green phosphor excited by the blue light and emitting second green light having a second full width half maximum larger than the first full width half maximum of the first green phosphor.
摘要:
A light emitting device may include: a light emitting unit; a wavelength conversion unit disposed in a path of light emitted from the light emitting unit and converting a wavelength of light emitted from the light emitting unit; and a light transmission unit formed on at least one side of the wavelength conversion unit. The wavelength conversion unit may include a first quantum dot converting a wavelength of light into red light and a second quantum dot converting a wavelength of light into green light, and the patterns of first quantum dot and second quantum dot are alternately disposed repeatedly at least one or more times.
摘要:
There are provided a phosphor film, a method of manufacturing the same, and a method of coating an LED chip with a phosphor layer. The phosphor film includes: a base film; a phosphor layer formed on the base film and obtained by mixing phosphor particles in a partially cured resin material; and a cover film formed on the phosphor layer to protect the phosphor layer.
摘要:
Provided is a white light emitting diode (LED) including a blue LED chip; and yellow, green, and red light emitting phosphors that are coated on the blue LED chip at a predetermined mixing ratio and converts light, emitted from the blue LED chip, into white light.
摘要:
A white light emitting device capable of expanding the wavelength range of a blue LED used for realizing white light. The white light emitting device according to the present invention includes a blue LED and a mixture of orange phosphor and green phosphor disposed above the blue LED.