IP Library Granted Patent US 9,235,091
Granted Patent B2
US 9,235,091 · App. 14/200,035 · Granted Jan 12, 2016

Liquid crystal display device and manufacturing method thereof

Inventor: Kikuo Ono (Ibaraki, JP)
Assignee: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
G02F1/136286G02F1/136213G02F2001/136218
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Quick Facts
Patent No.
US 9,235,091
App. No.
14/200,035
Granted
Jan 12, 2016
Kind
B2
Abstract

Provided is a liquid crystal display device, including: a first substrate and a second substrate. On the second substrate, a plurality of gate signal lines, a plurality of data signal lines, a plurality of pixel electrodes provided correspondingly to a plurality of pixels, and a common electrode provided so as to be opposed to the pixel electrodes are formed. An interline pitch of the gate signal lines is smaller than an interline pitch of the data signal lines. In each of the pixels, the pixel electrode overlaps, in plan view, gate signal lines adjacent to the pixel electrode.

Claims (15)

1. A liquid crystal display device, comprising:

a first substrate on a display surface side and a second substrate on a rear surface side, the first substrate and the second substrate being placed so as to be opposed to each other with liquid crystal interposed therebetween,

the second substrate comprising:

a plurality of gate signal lines formed thereon, each of which extends in a row direction;

a plurality of data signal lines formed thereon, each of which extends in a column direction;

a plurality of pixel electrodes formed thereon, which are provided correspondingly to a plurality of pixels arranged in the row direction and the column direction; and

a common electrode formed thereon, which is provided on the display surface side so as to be opposed to the plurality of pixel electrodes,

wherein an interline pitch of the plurality of gate signal lines is smaller than an interline pitch of the plurality of data signal lines,

wherein, in each of the plurality of pixels, the pixel electrode in a first pixel overlaps and extends to across, in plan view, both a gate signal line for driving the first pixel and a gate signal line of the plurality of gate signal lines which is scanned next to the gate signal line for driving the first pixel,

wherein, in the each of the plurality of pixels, in plan view, a first overlapping area of the pixel electrode in a first pixel and the gate signal line for driving the first pixel is smaller than a second overlapping area of the pixel electrode in the first pixel and the gate signal line being scanned next to the gate signal line for driving the first pixel, and

wherein the first overlapping area and the second overlapping area are arranged in zigzag.

2. The liquid crystal display device according to claim 1 , wherein, in the each of the plurality of pixels, the gate signal line overlaps, in plan view, two of the plurality of pixel electrodes which are adjacent to each other in the column direction.

3. The liquid crystal display device according to claim 1 , wherein the plurality of pixel electrodes are formed on an insulating film for covering the plurality of gate signal lines.

4. The liquid crystal display device according to claim 1 , further comprising a plurality of colored portions formed on the second substrate, which are arranged correspondingly to the plurality of pixels, respectively,

wherein the plurality of colored portions are arranged so that the colored portions of the same color are arranged in the row direction and the colored portions of different colors are periodically arranged in the column direction.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 18, 2023
From: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
To: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
Reel/Frame 064292/0775 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 9, 2014
From: ONO, KIKUO
To: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
Reel/Frame 033053/0420 →
Priority Claims (1)
JP 2014-001423 · Jan 8, 2014 · national
Continuity (1)
Related Publication 20150192833A1 · Jul 9, 2015