Display device including mux signal blocking part and method of fabricating the same
AssigneeLG Display Co., Ltd.
InventorsYoon-Hwan Woo, Jung-Woo Han
Life of this patent
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Abstract
A display device including a mux signal blocking part and a method of fabricating the same are disclosed. A display device includes: a timing controlling unit generating an image data, a data control signal and a gate control signal; a data driving unit generating a data signal using the image data and the data control signal; a gate driving unit generating a gate signal using the gate control signal; and a display panel displaying an image using the data signal and the gate signal and including a plurality of mux test lines, a plurality of mux enable transistors connected to the plurality of mux test lines, respectively, and a plurality of mux pads connected to the plurality of mux enable transistors, respectively.
Claims20
A display device, comprising:
- a timing controlling circuit generating an image data, a data control signal, and a gate control signal;
- a data driving circuit generating a data signal using the image data and the data control signal;
- a gate driving circuit generating a gate signal using the gate control signal;
- and
- a display panel displaying an image using the data signal and the gate signal and including a plurality of mux test lines, a plurality of mux enable transistors respectively connected to the plurality of mux test lines, a plurality of mux pads respectively connected to the plurality of mux enable transistors, a plurality of data pads connected to a plurality of data film lines of a flexible printed circuit to receive the data signal, a plurality of mux link lines respectively connected to the plurality of mux pads, and a plurality of mux transistors respectively connected to the plurality of mux link lines,
- wherein the plurality of mux test lines and the plurality of data film lines overlap each other, and
- wherein the plurality of mux link lines are respectively connected to gate electrodes of the plurality of mux transistors and are respectively connected to the plurality of mux enable transistors through the plurality of mux pads.
A method of fabricating a display device, comprising:
- forming a plurality of mux test lines, a plurality of mux enable transistors respectively connected to the plurality of mux test lines, and a plurality of mux pads respectively connected to the plurality of mux enable transistors on a display panel;
- connecting a plurality of mux test pads of a test substrate to the plurality of mux test lines of the display panel by disposing the test substrate adjacent to the display panel;
- performing a lighting test of the display panel by turning on the plurality of mux enable transistors and applying a plurality of mux signals from the test substrate to the plurality of mux pads;
- connecting a plurality of mux film lines of a flexible printed circuit to the plurality of mux pads by attaching the flexible printed circuit to the display panel;
- and
- driving the display panel by turning off the plurality of mux enable transistors and applying a plurality of mux signals from the flexible printed circuit to the plurality of mux pads.
Dependencies are inferred from the claim text.