Lighting module and lighting device comprising same
US12433086B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 24, 2023 |
| Grant date | Sep 30, 2025 |
| Priority date | — |
| Expiry date | Mar 24, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/0361
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lighting device disclosed in an embodiment of the invention includes a heat dissipation plate having a recess portion; a circuit board accommodated in the recess portion of the heat dissipation plate and having pads; a light source portion having bonding pads; connection members respectively connecting between the pads and the bonding pads; and an adhesive member that adheres the light source portion to the heat dissipation plate. The light source portion includes a support member; light emitting devices having light emitting chips and a wavelength conversion layer; and a resin member. Each of the connection members has a ribbon shape, and a width of each of the connection members is more than twice the thickness of each of the connection members, and each of the connection members may include two ends respectively connected to the bonding pads and the pads, and a center portion extending convexly between the two ends.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.