Viewing angle controlling film and display device comprising the same
US12419183B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 15, 2022 |
| Grant date | Sep 16, 2025 |
| Priority date | — |
| Expiry date | Feb 6, 2044 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/12
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A viewing angle controlling film for a display device includes a first base member, a first electrode disposed on the first base member; a transparent resin layer which is disposed on the first electrode and has a plurality of accommodating units; a second electrode disposed on the transparent resin layer; and a second base member disposed on the second electrode, and in which an ink including charged black particles, charged high refractive particles, and a solvent is accommodated in each of the plurality of accommodating units and the charged black particles are charged with a charge opposite to the charged high refractive particles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.