Light emitting device including different shapes of light emitting element having higher light extraction efficiency
US10121948B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2016 |
| Grant date | Nov 6, 2018 |
| Priority date | — |
| Expiry date | Dec 30, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2224/48247
Abstract
A light emitting device includes: a package forming a recess, having a first lead and a second lead arranged on a bottom surface of the recess and a resin section on a lateral wall of the recess to fix the leads, and being in a substantially rectangular shape surrounded by upper sides of the lateral walls of the recess; a light emitting element arranged on the first lead and being in a parallelogram shape; a second wire electrically connecting the light emitting element to the second lead; and reflective members covering inner surfaces of the lateral walls on a diagonal line at corners in the recess, wherein one side of the light emitting element adjacent to the second lead is substantially in parallel to one side of the first lead or the second lead.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.