| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 349132000 | For parallel alignment | 13 |
| 20090244464 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes first and second substrates which have opposed surfaces respectively provided with aligning films and have undergone aligning treatments such that aligning treatment directions are parallel and opposite between the films, and a liquid crystal layer made of a liquid crystal having a negative dielectric anisotropy and placed between the substrates such that molecular long axes of the liquid crystal are oriented parallel to surfaces of the substrates. The first substrate includes a first conductive layer in which elongated slits obliquely crossing the aligning treatment direction are formed parallel to each other, and a second conductive layer formed on a layer different from the first layer through an insulating layer so as to overlap the slits and overlap at least part of the first layer. Each slit includes first and second linear portions extending in different directions at angles line-symmetrical to the aligning treatment direction. | 10-01-2009 |
| 20120075561 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a first substrate having a first electrode on one surface side, a second substrate having second electrode on one surface side and placed opposite to the first substrate. A liquid crystal layer having a pretilt angle of 89.7° or more and less than 90° is disposed between the first and second electrodes. The first and second electrodes respectively form a pixel in opposing areas. The first electrode includes rectangularly shaped openings disposed with regularity in the pixel in a planar view. The openings include first and second openings with longitudinal directions respectively facing first and second directions, the second direction different from the first direction. The angle formed by the longitudinal directions of the first and second openings, and an alignment direction of liquid crystal molecules at the substantial center of the liquid crystal layer is 0° or more and less than 90°. | 03-29-2012 |
| 20120099065 | LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD OF THE SAME - A liquid crystal display (LCD) includes: a first substrate; a second substrate facing the first substrate; a first electrode and a second electrode formed on the first substrate; and a liquid crystal layer interposed between the first substrate and the second substrate, wherein a first alignment polymer configured to provide an alignment force to the liquid crystal is at a portion of the liquid crystal layer near the first substrate. | 04-26-2012 |
| 20130342798 | LIQUID CRYSTAL DISPLAY PANEL, LIQUID CRYSTAL DISPLAY APPARATUS, AND LIQUID CRYSTAL DISPLAY CELL - There are provided a liquid crystal display panel and a liquid crystal display apparatus which have high display quality and in which thready defects generated in a display pixel are suppressed. In the liquid crystal display panel, at least one of a pair of substrates includes a photo-alignment film and an electrode, and a liquid crystal layer contains liquid crystal molecules whose elastic constant K1 concerning splay deformation and/or elastic constant K3 concerning bend deformation is 13 pN or more at 20° C. | 12-26-2013 |
| 20140168589 | LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY DEVICE - The present invention provides a liquid crystal display panel and a liquid crystal display device having excellent display quality, with reduced string-like defects that occur in display pixels. The liquid crystal display panel of the present invention includes a pair of substrates and a liquid crystal layer interposed between the pair of substrates, wherein at least one of the pair of substrates includes a photo-alignment film, the photo-alignment film aligns liquid crystal molecules horizontally to a main surface of the at least one of the pair of substrates, and the photo-alignment film has a film thickness of 50 nm or more. | 06-19-2014 |
| 20140320793 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a first substrate and a second substrate. The first substrate includes a gate line and an auxiliary capacitance line extending in a first direction, a source line extending in a second direction orthogonally crossing the first direction, and a pixel electrode having a main pixel electrode arranged on the auxiliary capacitance line and extending in the first direction. The second substrate includes a common electrode having a main common electrode arranged above the gate line and extending in the first direction. A liquid crystal layer is held between the first substrate and the second substrate having liquid crystal molecules. The liquid crystal molecules are initially aligned in the first direction in a splay alignment state between the first substrate and the second substrate in a state where electric field is not formed between the pixel electrode and the common electrode. | 10-30-2014 |
| 20150022769 | LIQUID CRYSTAL DISPLAY DEVICE - In one embodiment, a liquid crystal display device comprises a pixel electrode including a first main electrode disposed between a first line and a second line and extending like a belt in a first extending direction. A first counter electrode includes a second main electrode extending like a belt in the first extending direction, a second counter electrode having a third main electrode extending like a belt in the first extending direction. The second and third main electrodes are disposed on both sides of the first main electrode, and an initial alignment direction of the liquid crystal molecules is parallel with a direction passing through an interstice between the first end side of the first main electrode and the second line, and through an interstice between the second end side of the first main electrode and the first line. | 01-22-2015 |
| 20160161808 | IN-PLANE SWITCHING MODE LIQUID CRYSTAL DISPLAY DEVICE AND FABRICATION METHOD THEREOF - There are provided an in-plane switching mode liquid crystal display device and a fabrication method of the in-plane switching mode liquid crystal display device which has a low pretilt angle by applying a three-electrode structure to an in-plane switching display and mixing a photocurable polymer into an alignment film by a rubbing process, and includes: an upper substrate having an upper plate conductive electrode; a lower substrate having a lower plate conductive electrode and a pattern electrode formed on the lower plate conductive electrode with an insulating layer therebetween; the liquid crystal layer disposed between the upper substrate and the lower substrate; and an alignment film formed on the upper substrate having the upper plate conductive electrode and the lower substrate having the pattern electrode and configured to align liquid crystals in an in-plane manner. | 06-09-2016 |
| 20170235180 | LIQUID CRYSTAL DISPLAY DEVICE | 08-17-2017 |
| 349133000 | With chiral smectic liquid crystal (includes ferroelectric liquid crystal) | 2 |
| 20120127409 | LIQUID CRYSTAL DISPLAY DEVICE - Provided is a liquid crystal display device including: a thin film transistor substrate; a counter substrate which is arranged to face the thin film transistor substrate in an opposed manner; and a liquid crystal layer sandwiched between the thin film transistor substrate and the counter substrate, wherein the thin film transistor substrate includes a first electrode and a second electrode for applying an electric field in a substrate in-plane direction, the first electrode includes a plurality of strip portions which extend in a predetermined direction, and a chiral dopant which imparts the rotation in a direction opposite to a rotational direction of liquid crystal induced by an electric field applied between the strip portions and the second electrode is added to the liquid crystal layer. | 05-24-2012 |
| 349135000 | With particular polymer composition of the alignment layer (e.g., fluorine- containing aliphatic polyamide) | 1 |
| 20150062520 | ORIENTATION FILM MATERIALS AND LIQUID CRYSTAL DISPLAY DEVICE USING IT - Various layer separation states are generated by the combination of a polyamide acid ester and a polyamide acid and a long residual image characteristic cannot be further improved merely by combining them. A liquid crystal display device comprises a substrate, a liquid crystal layer, and an orientation film placed between the substrate and the liquid crystal layer. The orientation film comprises a polyimide precursor having two or more components. In the polyimide precursor, an octanol-water partition coefficient is defined as log P and the difference in log P (Δ log P) between the two components having most distant log Ps is set so as to fall within a prescribed range. | 03-05-2015 |
| 349136000 | With particular pretilt angle (i.e., with liquid crystal other than chiral smectic) | 2 |
| 20080297708 | LIQUID CRYSTAL DISPLAY PANEL, ELECTRONIC APPARATUS, AND MANUFACTURING METHOD THEREOF - A method for manufacturing a liquid crystal display panel is provided. A photo-alignment layer is formed on a first substrate. Patterned pixel electrodes including intersected electrodes and stripe electrodes are formed on a second substrate. A liquid crystal layer is formed between the photo-alignment layer and the patterned pixel electrodes. Each intersected electrode has a first directional portion and a second directional portion interlacing thereto. The stripe electrodes with silts connect the first and/or the second directional portions. When an electric field between the first and the second substrates is substantially zero, liquid crystal molecules near the photo-alignment layer are arranged at a pre-tilt angle, while those disposed at another side near the second substrate are substantially perpendicular to the second substrate. As the liquid crystal layer is driven, the liquid crystal molecules of the liquid crystal layer are substantially arranged along an extending direction of the slits. | 12-04-2008 |
| 20110043740 | LIQUID CRYSTAL DISPLAY DEVICE - A high resolution, wide viewing angle, low power consumption liquid crystal display device which utilizes nematic liquid crystal and which can attain both the memory effect and wide-viewing-angle display characteristic. A liquid crystal display device that utilizes nematic liquid crystal and includes a pair of transparent substrates; a group of electrodes for applying to a liquid crystal layer disposed between the pair of substrates an electric field having a component substantially parallel to the surfaces of the substrates; and an alignment layer disposed between the liquid crystal layer and at least one of the pair of substrates and having been subjected to liquid crystal anchoring treatments in plural directions. The plurality of liquid crystal anchoring directions of the alignment layer form substantially equal angles relative to one another, and a rising angle in each of the liquid crystal anchoring directions with respect to the corresponding substrate surface is substantially zero. | 02-24-2011 |
