Display device
US10546203B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2017 |
| Grant date | Jan 28, 2020 |
| Priority date | — |
| Expiry date | Feb 9, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/35
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display device includes a first display unit emitting an output light having an output spectrum corresponding to a highest gray level of the display device, wherein an intensity integral of the output spectrum from 494 nm to 575 nm is defined as a first intensity integral, an intensity integral of the output spectrum from 380 nm to 493 nm is defined as a second intensity integral, an intensity integral of the output spectrum from 576 nm to 780 nm is defined as a third intensity integral, a summation of the second intensity integral and third intensity integral is defined as a first summation, a ratio of the first summation to the first intensity integral is defined as a first ratio, and the first ratio is greater than 0.0% and less than or equal to 37.0%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.