Abstract: There are provided a light emitting diode (LED) package including a heat slug to have excellent heat dissipation efficiency and a manufacturing method thereof, the LED package including: a lead frame receiving power supplied thereto; an LED chip electrically connected to the lead frame; a heat slug provided with a mounting part having the LED chip mounted thereon and outwardly discharging heat generated by the LED chip; and a body part covering at least a portion of an outer circumferential surface of the heat slug, wherein at least a portion of a circumferential region of the body part has higher heat resistance than that of an internal region thereof.

Abstract: A light emitting diode package includes a package body having first and second electrode structures, a light emitting diode chip having a surface, on which first and second electrodes are disposed. The light emitting diode chip is disposed on the first and second electrode structures of the package body. A sheet-type wavelength conversion layer having a substantially constant thickness is disposed on an upper surface of the light emitting diode chip, and an encapsulating portion is disposed to surround the light emitting diode chip and the wavelength conversion layer. The encapsulating portion has an upper surface substantially parallel to the wavelength conversion layer. Side surfaces of the encapsulating portion have a plurality of side slope sections inclined toward the upper surface of the encapsulating portion.

Abstract: A flash lens and a flash module employing the same. The flash lens includes a lens unit including an incident surface, a reflecting surface, and a light-emitting surface; and a lens seating portion disposed at a lower portion of an edge of the light-emitting surface, extending and protruding from the reflecting surface, and including a pattern formed in a lower surface thereof. In addition, the flash module according to an embodiment of the present invention may include the flash lens and a light emitting diode (LED) chip integrally formed with the flash lens.

Abstract: Disclosed are a light emitting device and a method of manufacturing the same. The light emitting device includes a substrate; a light emitting structure disposed on the substrate and having a stack structure in which a first conductivity type semiconductor layer, an active layer and a second conductivity type semiconductor layer are stacked; a lens disposed on the light emitting structure; and a first terminal portion and a second terminal portion electrically connected to the first conductivity type semiconductor layer and the second conductivity type semiconductor layer, respectively. At least one of the first and second terminal portions extends from a top surface of the light emitting structure along respective side surfaces of the light emitting structure and the substrate.

Abstract: Disclosed are a light emitting device and a method of manufacturing the same. The light emitting device includes a substrate; a light emitting structure disposed on the substrate and having a stack structure in which a first conductivity type semiconductor layer, an active layer and a second conductivity type semiconductor layer are stacked; a lens disposed on the light emitting structure; and a first terminal portion and a second terminal portion electrically connected to the first conductivity type semiconductor layer and the second conductivity type semiconductor layer, respectively. At least one of the first and second terminal portions extends from a top surface of the light emitting structure along respective side surfaces of the light emitting structure and the substrate.

Abstract: A light-emitting device and a method of manufacturing the same are provided. The light-emitting device includes a compound semiconductor structure having a first N-type compound semiconductor layer, an active layer, and a P-type compound semiconductor layer, a P-type electrode layer that is disposed on the P-type compound semiconductor layer and electrically connects with the P-type compound semiconductor layer, a plurality of insulation walls disposed at two sides of the compound semiconductor structure and the P-type electrode layer, a plurality of N-type electrode layers penetrating the plurality of insulation walls, and a conductive substrate on which a plurality of N-type electrode connecting layers respectively corresponding to a plurality of N-type electrode layers are separated from a P-type electrode connecting layer corresponding to the P-type electrode layer.

Abstract: A flash lens and a flash module employing the same. The flash lens includes a lens unit including an incident surface, a reflecting surface, and a light-emitting surface; and a lens seating portion disposed at a lower portion of an edge of the light-emitting surface, extending and protruding from the reflecting surface, and including a pattern formed in a lower surface thereof. In addition, the flash module according to an embodiment of the present invention may include the flash lens and a light emitting diode (LED) chip integrally formed with the flash lens.

Abstract: A flash lens and a flash module employing the same. The flash lens includes a lens unit including an incident surface, a reflecting surface, and a light-emitting surface; and a lens seating portion disposed at a lower portion of an edge of the light-emitting surface, extending and protruding from the reflecting surface, and including a pattern formed in a lower surface thereof. In addition, the flash module according to an embodiment of the present invention may include the flash lens and a light emitting diode (LED) chip integrally formed with the flash lens.

Abstract: There is provided an LED package including: a body unit; an LED chip mounted onto the body unit; lead frames mounted onto the body unit and electrically connected to the LED chip; and a reflection unit having a cavity to receive the LED chip therein and reflecting light emitted from the LED chip to the outside. Here, the reflection unit has a curved cross-section.

Abstract: A lens according to an embodiment of the present invention may include a first depression and a second depression having predetermined patterns in a lower portion of the lens, and a phosphor layer and the lens may be collectively formed by disposing the lens after spraying a phosphor rather than separately forming the phosphor on the LED chip during a manufacture of the LED module. Accordingly, a production tolerance, and the like of an LED module may be removed to improve yield, and a manufacturing process of the LED module may be simplified. A lens may have an upper portion formed in advance in one of a hemispherical shape, an oval shape, and a batwing shape having a concave central portion, thereby implementing a customized lens according to a predetermined application.

Abstract: A light-emitting device and a method of manufacturing the same are provided. The light-emitting device includes a compound semiconductor structure having a first N-type compound semiconductor layer, an active layer, and a P-type compound semiconductor layer, a P-type electrode layer that is disposed on the P-type compound semiconductor layer and electrically connects with the P-type compound semiconductor layer, a plurality of insulation walls disposed at two sides of the compound semiconductor structure and the P-type electrode layer, a plurality of N-type electrode layers penetrating the plurality of insulation walls, and a conductive substrate on which a plurality of N-type electrode connecting layers respectively corresponding to a plurality of N-type electrode layers are separated from a P-type electrode connecting layer corresponding to the P-type electrode layer.

Abstract: A flash lens and a flash module employing the same. The flash lens includes a lens unit including an incident surface, a reflecting surface, and a light-emitting surface; and a lens seating portion disposed at a lower portion of an edge of the light-emitting surface, extending and protruding from the reflecting surface, and including a pattern formed in a lower surface thereof. In addition, the flash module according to an embodiment of the present invention may include the flash lens and a light emitting diode (LED) chip integrally formed with the flash lens.

Abstract: Disclosed are a light emitting device and a method of manufacturing the same. The light emitting device includes a substrate; a light emitting structure disposed on the substrate and having a stack structure in which a first conductivity type semiconductor layer, an active layer and a second conductivity type semiconductor layer are stacked; a lens disposed on the light emitting structure; and a first terminal portion and a second terminal portion electrically connected to the first conductivity type semiconductor layer and the second conductivity type semiconductor layer, respectively. At least one of the first and second terminal portions extends from a top surface of the light emitting structure along respective side surfaces of the light emitting structure and the substrate.

Abstract: There is provided an LED package including: a body unit; an LED chip mounted onto the body unit; lead frames mounted onto the body unit and electrically connected to the LED chip; and a reflection unit having a cavity to receive the LED chip therein and reflecting light emitted from the LED chip to the outside. Here, the reflection unit has a curved cross-section.

Abstract: A spill light removing device includes a first blocker which is located perpendicularly to a stream route of light being irradiated from a light source and blocks a stream of light that is incident to the surface of the first blocker, except on a hole formed on the first blocker; a pass-through tunnel which is connected to the hole and is formed in the same direction to the stream route of light and allows the stream of the light to pass through; and a second blocker which has a irregularity pattern that is formed on a inner wall of the pass-through tunnel and reflects the light that is incident in the deviated direction of the stream route of light.

Abstract: A spill light removing device includes a first blocker which is located perpendicularly to a stream route of light being irradiated from a light source and blocks a stream of light that is incident to the surface of the first blocker, except on a hole formed on the first blocker; a pass-through tunnel which is connected to the hole and is formed in the same direction to the stream route of light and allows the stream of the light to pass through; and a second blocker which has a irregularity pattern that is formed on a inner wall of the pass-through tunnel and reflects the light that is incident in the deviated direction of the stream route of light.

Abstract: A display device includes a red laser light source which irradiates light in wavelength range of 636 nm to 645 nm; and a light projector which modulates and project the light on screen. With a display device according to embodiments of the present disclosure, the projected image may be by using three laser light sources which irradiate red, green and blue light each of which wavelengths is limited to 636 nm to 645 nm, 520 nm to 532 nm or 430 nm to 454 nm.

Abstract: Disclosed herein is a display device using a single-panel diffractive light modulator. The display device includes a light source unit, a condensing unit, an illumination unit, a diffractive light modulator, a projection unit, a filter unit, and a distortion correcting means.

Abstract: Disclosed herein is a display device using a diffractive light modulator. The display device includes a light source unit, a light condensing unit, an illumination unit, a diffractive light modulator, a light path adjustment unit, and a projection unit. The light path adjustment unit causes the linear light to enter the diffractive light modulator, and emits the diffracted light along a line extending from an incident light path.

Abstract: Disclosed herein is a display device using a single-panel diffractive light modulator. The display device includes a light source unit, a condensing unit, an illumination unit, a diffractive light modulator, a projection unit, a filter unit, and a distortion correcting means.