Passive micro light-emitting diode matrix device with uniform luminance
US11094853B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 24, 2020 |
| Grant date | Aug 17, 2021 |
| Priority date | — |
| Expiry date | Apr 24, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/857
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A passive micro light-emitting diode matrix device with uniform luminance includes a micro light-emitting diode matrix including a plurality of micro light-emitting matrices, each of which includes a first layer, a plurality of light-emitting layers disposed on the first layer, a plurality of second layers disposed on the light-emitting layers, respectively, a plurality of first inner electrode layers disposed on the second layers, respectively, and a second inner electrode layer which is disposed on the first layer, and which includes a first portion and a second portion having a plurality of through holes to accommodate said light-emitting layers, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.