Light emitting device
US11150508B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 20, 2019 |
| Grant date | Oct 19, 2021 |
| Priority date | — |
| Expiry date | Aug 20, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133612
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A light emitting device includes: a lightguide plate including a first surface on which a plurality of first recesses are provided; a light-reflective resin layer located on a bottom portion of each first recess; a plurality of light emitting elements each having an upper surface and a lateral surface, wherein each one of the plurality of light emitting elements is arranged in a corresponding one of the plurality of first recesses; and a plurality of wavelength conversion members, wherein: the upper surface of each light emitting element is attached to the light-reflective resin layer; and each of the plurality of wavelength conversion members covers the lateral surface of the light emitting element in the first recess.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.