Light emitting unit, apparatus and method for manufacturing the same, apparatus for molding lens thereof, and light emitting device package thereof
US7869674B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jan 26, 2009 |
| Grant date | Jan 11, 2011 |
| Priority date | — |
| Expiry date | Jan 26, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/852
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A light emitting unit, an apparatus and method for manufacturing the same, an apparatus for molding a lens thereof, and a light emitting device package thereof, which are capable of achieving an enhancement in light extraction efficiency and an improvement in mass productivity, are disclosed. The light emitting unit manufacturing apparatus includes a mold including a first mold and a second mold coupled to each other under a condition in which at least one light emitting unit is interposed between the first and second molds, a groove formed in one of the first and second molds at a position facing the light emitting unit, the groove having a lens shape, and a passage extending from an outer surface of the mold to the groove.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.