Apparatus and method for display panel inspection
US5771068A · kind A · utility
10Cited by
8References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 10, 1995 |
| Grant date | Jun 23, 1998 |
| Priority date | — |
| Expiry date | Mar 10, 2015 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/1309
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A system for inspecting a display panel including a plurality of pixels, the system including a selective pixel actuator which causes only some of the plurality of pixels to be actuated, a sensor for acquiring an image of a pattern which is generated on the panel, and an image processor operative to identify nonuniformities in the intensities of pixels of the panel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.