Display device, display device testing system and method for...

Details Display device, display device testing system and method for... Display device, display device testing system and method for...

2011-04-19

2011-04-19

Velez, Roberto (Department: 2858)

Electricity: measuring and testing

Fault detecting in electric circuits and of electric components

Of individual circuit component or element

Reexamination Certificate

active

07928752

ABSTRACT:
A display device testing system and a method for testing a display device using the same, which are capable of testing whether a display panel is defective or not according to a variation of the frame frequency and whether the driver module operates normally or not even at a voltage higher than a normal operation voltage. The display device testing system includes a display panel including a plurality of gate lines; a driver module including a gate driver unit for sequentially supplying a gate voltage to the plurality of gate lines in response to a test, vertical synchronization start signal; and a testing module for supplying a test vertical synchronization start signal to the driver module.

REFERENCES:
patent: 5465053 (1995-11-01), Edwards
patent: 7456647 (2008-11-01), Jeon et al.
patent: 2006/0103410 (2006-05-01), Jeon

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