Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix
Reexamination Certificate
2005-12-22
2011-10-04
Eisen, Alexander (Department: 2629)
Computer graphics processing and selective visual display system
Plural physical display element control system
Display elements arranged in matrix
C345S055000, C345S087000, C345S100000
Reexamination Certificate
active
08031155
ABSTRACT:
A liquid crystal display device includes a display unit having matrix type pixels defined by gate and data lines crossing with each other, a data driver to supply a data voltage to be supplied to the data lines via output lines, the output lines being less in number than the data lines, a plurality of demultiplexers, each including a plurality of switching devices having a gate terminal, source terminal and a drain terminal, wherein the gate terminals are supplied with a plurality of control signals, the source terminals are commonly connected to the corresponding output line, and the drain terminals are individually connected to one side of the data lines, respectively, a data line check unit activated to supply a test data voltage to the other side of the data lines when the data driver is inactive, a plurality of signal input lines individually connected to the gate terminals, respectively, an input terminal supplied with a cutoff signal to be inputted to the signal input lines to turn off the switching devices, and a switching unit electrically connecting/disconnecting the input terminal to/from the signal input lines according to an external control signal.
REFERENCES:
patent: 6337722 (2002-01-01), Ha
patent: 6525556 (2003-02-01), Matsueda
patent: 6624857 (2003-09-01), Nagata et al.
patent: 2003/0151587 (2003-08-01), Yamashita
patent: 2003/0179164 (2003-09-01), Shin et al.
patent: 0 895 220 (1999-02-01), None
patent: 2002-098999 (2002-04-01), None
Jeoung Hun
Lee Young Hak
Eisen Alexander
Leiby Christopher E
LG Display Co. Ltd.
Morgan & Lewis & Bockius, LLP
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