Method and apparatus for inspecting display device
US12183228B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2023 |
| Grant date | Dec 31, 2024 |
| Priority date | — |
| Expiry date | Aug 29, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/10
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An apparatus for inspecting a display device including a touch sensor may include: a power source generator configured to generate a pixel voltage of the display device; and a variable impedance circuit electrically connected to an output terminal of the power source generator, wherein the variable impedance circuit may include: a variable resistance circuit electrically connected to the power source generator and an output terminal of the variable impedance circuit, and including resistors connected in parallel with each other; and a variable capacitor circuit electrically connected to the power source generator and a ground voltage source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.