IP Library Granted Patent US 9,362,469
Granted Patent B2
US 9,362,469 · App. 14/975,030 · Granted Jun 7, 2016

Light emitting package having a guiding member guiding an optical member

Inventor: Jun Seok Park (Gwangju, KR)
Assignee: LG INNOTEK CO., LTD.
H01L33/56H01L33/40H01L33/58H01L33/62
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Quick Facts
Patent No.
US 9,362,469
App. No.
14/975,030
Granted
Jun 7, 2016
Kind
B2
Abstract

A light emitting package, includes a base; a light emitting device on the base; an electrical circuit layer electrically connected to the light emitting device; an optical member formed of a light transmissive material; and a guiding member guiding the optical member, the guiding member including an opening, a first portion disposed on the uppermost surface of the base, and a second portion connected to an edge portion of the optical member. The first portion of the guiding member is positioned higher than a bottom surface of the optical member, an uppermost surface of the base is closer to the first portion of the guiding member than the second portion of the guiding member, and the edge portion of the optical member is closer to the second portion of the guiding member than the first portion of the guiding member.

Claims (39)

1. A light emitting package, comprising:

a base having an uppermost surface with a first flat portion and a recess with a second flat portion;

a light emitting device disposed on the base;

an electrical circuit layer electrically connected to the light emitting device;

an optical member formed of a light transmissive material such that light emitted from the light emitting device passes therethrough; and

a guiding member guiding the optical member, the guiding member including an opening and a first portion disposed on the uppermost surface of the base around the light emitting device,

wherein the first portion of the guiding member is provided higher than a bottom surface of the optical member,

wherein a top surface of the optical member is parallel to the first flat portion and the second flat portion of the base,

wherein the uppermost surface of the base is positioned higher than the bottom surface of the optical member, and

wherein the light emitting device is disposed on the recess that is a lowermost top surface of the base.

2. The light emitting package of claim 1 , wherein the optical member is connected to the guiding member.

3. The light emitting package of claim 1 , wherein the uppermost surface of the base and the first portion of the guiding member are vertically overlapped with respect to each other.

4. The light emitting package of claim 1 , wherein a bottom surface of the first portion is positioned higher than the bottom surface of the optical member.

5. The light emitting package of claim 1 , wherein a shape of the opening of the guiding member is substantially circular.

6. The light emitting package of claim 1 , wherein the optical member covers the light emitting device.

7. The light emitting package of claim 1 , further comprising an electrode layer disposed on the electrical circuit layer.

8. The light emitting package of claim 7 , wherein the electrode layer includes nickel.

9. The light emitting package of claim 7 , wherein the electrode layer includes gold.

10. The light emitting package of claim 1 , wherein the optical member is formed of a resin material.

11. A light emitting unit, comprising:

at least one light emitting package, each including:

a base having an uppermost surface with a first flat portion and a recess with a second flat portion;

a light emitting device disposed on the base;

an electrical circuit layer electrically connected to the light emitting device;

an optical member formed of a light transmissive material such that light emitted from the light emitting device passes therethrough; and

a guiding member guiding the optical member, the guiding member including an opening and a first portion disposed on the uppermost surface of the base around the light emitting device,

wherein the first portion of the guiding member is provided higher than a bottom surface of the optical member,

wherein a top surface of the optical member is parallel to the first flat portion and the second flat portion of the base,

wherein the uppermost surface of the base is positioned higher than the bottom surface of the optical member, and

wherein the light emitting device is disposed on the recess that is a lowermost top surface of the base.

12. The light emitting unit of claim 11 , wherein the optical member is connected to the guiding member.

13. The light emitting unit of claim 11 , wherein the uppermost surface of the base and the first portion of the guiding member are vertically overlapped with respect to each other.

14. The light emitting unit of claim 11 , wherein a bottom surface of the first portion is positioned higher than the bottom surface of the optical member.

15. The light emitting unit of claim 11 , wherein a shape of the opening of the guiding member is substantially circular.

16. The light emitting unit of claim 11 , wherein the optical member covers the light emitting device.

17. The light emitting unit of claim 1 , further comprising an electrode layer disposed on the electrical circuit layer.

18. The light emitting unit of claim 17 , wherein the electrode layer includes nickel.

19. The light emitting unit of claim 17 , wherein the electrode layer includes gold.

20. The light emitting unit of claim 11 , wherein the optical member is formed of a resin material.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 4, 2024
From: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
To: FAIRLIGHT INNOVATIONS, LLC
Reel/Frame 068839/0745 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 25, 2021
From: LG INNOTEK CO., LTD.
To: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
Reel/Frame 056366/0335 →
Priority Claims (1)
KR 10-2004-0107782 · Dec 17, 2004 · national
Continuity (10)
Continuation 14507560 · Oct 6, 2014
Continuation 14066468 · Oct 29, 2013
Continuation 13892814 · May 13, 2013
Continuation 13651110 · Oct 12, 2012
Continuation 13399709 · Feb 17, 2012
Continuation 13182393 · Jul 13, 2011
Continuation 13036947 · Feb 28, 2011
Continuation 12860792 · Aug 20, 2010
Continuation 10578150
Related Publication 20160104826A1 · Apr 14, 2016