Repairing method for a liquid crystal display panel

Details Repairing method for a liquid crystal display panel Repairing method for a liquid crystal display panel

2007-08-14

2007-08-14

Schechter, Andrew (Department: 2871)

Liquid crystal cells, elements and systems

Nominal manufacturing methods or post manufacturing...

Defect correction or compensation

C349S190000, C349S189000, C349S154000

Reexamination Certificate

active

10711035

ABSTRACT:
A repairing method of a liquid crystal display panel having a gravity defect includes steps of removing the sealant outside the liquid crystal injection hole and providing a first pressure to the liquid crystal display panel. Next, a second pressure is continuously provided to the liquid crystal display panel, and the sealant in the liquid crystal injection hole is removed. Then, a third pressure is continuously provided to the liquid crystal display panel for pressing the liquid crystal out through the injection hole, and the flowed liquid crystal is cleaned out. After that, the liquid crystal injection hole is sealed with a fresh sealant and a fourth pressure is continuously provided to the liquid crystal display panel. Finally, the fresh sealant is cured and the fourth pressure is removed.

REFERENCES:
patent: 7086175 (2006-08-01), Sasaki et al.
patent: 2002/0033926 (2002-03-01), Nakahara et al.
patent: 2004/0263767 (2004-12-01), Wang et al.
patent: 2005/0057716 (2005-03-01), Hou et al.

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