IP Library Granted Patent US 11,754,852
Granted Patent B2
US 11,754,852 · App. 18/079,713 · Granted Sep 12, 2023

Encapsulation of polarized light emitters

Inventor: Nathaniel Huber (Hollywood, CA)
Assignee: Liminal Space, Inc.
G02B30/25H01L25/0753H01L33/56H01L33/58H01L2933/005H01L2933/0058H01L2933/0091
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Quick Facts
Patent No.
US 11,754,852
App. No.
18/079,713
Granted
Sep 12, 2023
Kind
B2
Abstract

The present invention provides systems, and methods for manufacturing polarized light emitting semiconductor packages, comprising the disposition of a first bonding solution about (a) a first light emitting element and (b) a first polarizing element, wherein the first polarizing element transmits linearly polarized light in a first directionality. A first energy is applied to polymerize the first bonding solution, thereby encapsulating the first polarizing element and a first light emitting element in a first semiconductor package. A second bonding solution is disposed about (a) a second light emitting element and (b) a second polarizing element, wherein the second polarizing element transmits polarized light in a second directionality different from the first directionality, and a second energy is applied to polymerize the second bonding solution, thereby encapsulating the second polarizing element and the second light emitting element in a second semiconductor package.

Claims (19)

1. A method of manufacturing polarized light emitting semiconductor packages, comprising:

disposing a first bonding solution about (a) a first light emitting element and (b) a first polarizing element, wherein the first polarizing element transmits polarized light in a first directionality, and;

disposing a second bonding solution about (a) a second light emitting element and (b) a second polarizing element, wherein the second polarizing element transmits polarized light in a second directionality different from the first directionality;

applying a first energy to polymerize the first and second bonding solution, thereby encapsulating the first and second polarizing element and a first and second light emitting element in a first semiconductor package.

2. The method of claim 1 , further comprising disposing a third bonding solution about (a) a third light emitting element and (b) a third polarizing element, wherein the third polarizing element transmits polarized light in a third directionality, and;

applying a second energy to polymerize the third bonding solution, thereby encapsulating third light emitting element and the third polarizing element in a second semiconductor package.

3. The method of claim 1 , further comprising disposing a diffuser between the first light emitting element and the first polarizing element.

4. The method of claim 1 , wherein the first light emitting element is configured to emit a first color, and the second light emitting element is configured to emit a second color within the first semiconductor package.

5. The method of claim 4 , wherein the first color is different than the second color.

6. The method of claim 4 , further comprising further including within the first semiconductor package, another light emitting element that emits a white light.

7. The method of claim 1 , further comprising providing at least one of the first polarizing elements with a downward facing abraded surface.

8. The method of claim 1 , further comprising mounting the first light emitting element and the first polarizing element on a substrate before the step of disposing a first bonding solution.

9. The method of claim 1 , further comprising mounting at least one of the first semiconductor packages and the second semiconductor packages onto a substrate.

10. The method of claim 1 , wherein at least one of the first light emitting elements and second light emitting elements is an infrared emitting semi-conductor.

11. The method of claim 1 , wherein first directionality is linear.

12. The method of claim 1 , wherein first directionality is circular.

13. The method of claim 2 , wherein the first energy is different than the second energy.

14. The method of claim 1 , wherein the first bonding solution is different than the second bonding solution.

15. The method of claim 1 , wherein the first bonding solution is the same as the second bonding solution.

Assignments (2)
CHANGE OF NAME Recorded Jul 20, 2023
From: 3D LIVE, INC.
To: LIMINAL SPACE, INC.
Reel/Frame 064354/0418 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 12, 2022
From: HUBER, NATHANIEL
To: 3D LIVE, INC.
Reel/Frame 062060/0511 →
Continuity (2)
Continuation 16557900 · Aug 30, 2019
Related Publication 20230109166A1 · Apr 6, 2023