Display apparatus
US11521955B2 · kind B2 · utility
1Cited by
0References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2018 |
| Grant date | Dec 6, 2022 |
| Priority date | — |
| Expiry date | May 11, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/8513
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display apparatus includes a blue light emitting element configured to emit blue light; a red light emitting element configured to emit red light; and a green light emitting element configured to emit green light. The blue light emitting element may include a first light emitting diode configured to emit light having a maximum intensity at a wavelength shorter than a blue wavelength; and a blue filter configured to transmit light having the blue wavelength.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.