Display device
US8723845B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 26, 2010 |
| Grant date | May 13, 2014 |
| Priority date | — |
| Expiry date | Apr 13, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10D86/60
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A signal distribution circuit (3) includes (i) a redundancy TFT element (8) provided so as to have a channel width identical to those of driving TFT elements (7), (ii) first redundancy lines (9a, 9b), (iii) a second redundancy line (10), and (iv) a third redundancy line (11). It is therefore possible to provide a liquid crystal display device including the signal distribution circuit (3) in which, even in a case where a leaking part (a defect part) is generated in any of the driving TFT elements (7), it does not take long to restore the leaking part, and productivity can be improved, the driving TFT elements (7) keeping respective channel widths identical to one another even after the leaking part is restored.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.