OLED display panel and manufacture method thereof, display device
US10439163B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Oct 13, 2017 |
| Grant date | Oct 8, 2019 |
| Priority date | — |
| Expiry date | Oct 13, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K71/40
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
An organic light emitting diode (OLED) display panel and a manufacture method thereof, a display device are disclosed. The method includes providing a base substrate, including a display area and a package area; forming a driving transistor, a passivation layer and an OLED display unit on the base substrate, wherein the OLED display unit and the driving transistor are formed in the display area, the passivation layer is formed in both the display area and the package area and includes a plurality of recesses in the package area and a via hole in the display area, and the via hole and the plurality of recesses are formed by same one patterning process; coating a sealant in the package area to cover the plurality of recesses; and providing a package substrate, the package substrate and the base substrate being assembled together and sealed oppositely by the sealant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.