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LIGHT EMITTING DEVICE AND MANUFACTURING METHOD THEREOF

  • US 20170301836A1
  • Filed: 06/29/2017
  • Published: 10/19/2017
  • Est. Priority Date: 09/04/2006
  • Status: Active Grant
First Claim
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1. A light emitting device comprising:

  • a substrate including an entire top surface that is flat;

    a light emitting diode on the substrate;

    a lead frame formed on the flat top surface of the substrate, the lead frame electrically connected to the light emitting diode;

    a dam member disposed on the lead frame and being adjacent to the light emitting diode, the dam member having a circular configuration which has an opening;

    a first member disposed on the light emitting diode, the first member including a fluorescent substance to convert a light emission spectrum of light from the light emitting diode;

    a second member disposed in the opening of the dam member, a circumference of the second member being defined by the dam member and contacting an inner vertical side surface of the dam member, wherein the second member excludes the fluorescent substance; and

    a lens disposed on the second member,wherein the inner vertical side surface of the dam member contacts a first portion of the second member and is vertically extended to the lead frame,wherein the first portion of the second member contacts the lead frame,wherein the first member is disposed between the light emitting diode and the second member,wherein the second member is disposed between a lowermost portion of a bottom surface of the lens and a top surface of the light emitting diode,wherein the second member includes a second portion contacting an edge of the lowermost portion of the bottom surface of the lens, andwherein the second portion of the second member is extended from the bottom surface of the lens to the first portion of the second member.

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