Samsung Electronics Co., Ltd.

Cheol-jun Yoo

Young-hee Song

Seong-jae Hong

Sang-Hyun Lee

Seong-deok Hwang

Tsuyoshi Tsutsui

Shin-kun Kim

Light-emitting device packages which may be manufactured using post-molding and with improved heat emission performance and optical quality, and methods of manufacturing the light-emitting device packages. The light-emitting device package includes: a heat dissipation pad; a light-emitting device formed on the heat dissipation pad; a pair of lead frames disposed to be spaced apart from each other at both sides of the light-emitting device and the heat dissipation pad; a molding member surrounding the side of the light-emitting device except for an emission surface of the light-emitting device; and bonding wires for electrically connecting the lead frames to the light-emitting device.

Light-emitting device package and method of manufacturing the same

A light-emitting device package having improved connection reliability of a bonding wire, heat dissipation properties, and light quality due to post-molding and a method of manufacturing the light-emitting device package. The light-emitting device package includes, for example, a wiring substrate having an opening; a light-emitting device that is disposed on the wiring substrate and covers the opening; a bonding wire electrically connecting a bottom surface of the wiring substrate to a bottom surface of the light-emitting device via the opening; a molding member that surrounds a side surface of the light-emitting device and not a top surface of the light-emitting device, which is an emission surface, is formed on a portion of a top surface of the wiring substrate, and is formed in the opening of the wiring substrate to cover the bonding wire; and a solder resist and a bump formed on the bottom surface of the wiring substrate.

Light-emitting device package and method of manufacturing the light-emitting device package

A light-emitting device package. The light-emitting device package includes a lead frame comprising a plurality of separate leads; a molding member that fixes the plurality of leads and comprises an opening portion that exposes the lead frame; and a light-emitting device chip that is attached on the lead frame in the opening portion and emits light through an upper surface portion of the light-emitting device chip, wherein a height of the molding member is lower than a height of the light-emitting device chip with respect to the lead frame.

Light-emitting device package having a molding member with a low profile, and method of manufacturing the same

Methods and apparatus for manufacturing a semiconductor light-emitting device that emits white light by forming a phosphor layer on an emission surface of the semiconductor light-emitting device at a wafer-level. The method includes: forming a plurality of light-emitting devices on a wafer; thinning the wafer, on which the plurality of light-emitting devices are formed; disposing the thinned wafer on a carrier film; and forming a phosphor layer on an emission surface of the plurality of light-emitting devices on the wafer.

Method and apparatus for manufacturing white light-emitting device

A light-emitting device package and a method of manufacturing the light-emitting device package. The light-emitting device package includes a wiring substrate; a Zener diode mounted on a first region of the wiring substrate; a light-emitting device chip mounted on the first region and a second region of the wiring substrate; and a molding member for fixing at least a portion of the wiring substrate, wherein the Zener diode is embedded in the molding member.

A method and apparatus for depositing a phosphor using transfer molding. The method includes: forming a plurality of light-emitting devices on a wafer and rearranging the light-emitting devices on a carrier substrate according to luminance characteristics of the plurality of light-emitting devices by examining the luminance characteristics of the plurality of light-emitting devices; depositing the phosphor on the rearranged light-emitting devices using transfer molding; and separating the light-emitting devices on the carrier substrate.

Method and apparatus for depositing phosphor on semiconductor-light emitting device

Phosphor films, methods of forming the phosphor films, and methods of coating a phosphor layer on light-emitting chips are disclosed. The phosphor film includes: a base film; a phosphor layer that is formed on the base film and comprises an incompletely cured resin material and phosphor particles mixed with the incompletely cured resin material; and a cover film that is formed on the phosphor layer and protects the phosphor layer.

Growing community of inventors

Chungcheongnam-do, South Korea

Cheol-jun Yoo