Sony Corporation

Saturn Licensing LLC

Chikashi Kobayashi

Shunichi Suwa

Masashi Miyakawa

Yoji Nagase

Seiji Shibahara

Kunihiko Nagamine

Hiroki Takahashi

Masahiko Mizuki

Koji Hidaka

Sumito Shiina

Hiromasa Mitani

A liquid crystal display is formed by arraying a plurality of pixels, and the pixelincludes a first substrate, a second substrate, a first electrodeformed on the first substrate, a second electrodeformed on the second substrate, and a liquid crystal layer. A pretilt angle is provided to a liquid crystal molecule, and the first electrodeis formed of a transparent conductive material layer and a foundation layerincluding a plurality of projecting portionsand recessed portions. A first transparent conductive material layerconnected to a first power feeding unit is formed on a projecting portion top surfaceof the foundation layer, and a second transparent conductive material layerconnected to a second power feeding unit is formed on a recessed portion bottom surfaceof the foundation layer

Liquid crystal display

According to some aspects, a liquid crystal display panel comprising an electrode is provided. The electrode comprises a plurality of convex branch electrode portions arranged in a plane, the convex branch electrode portions being convex when viewed from a first direction perpendicular to the plane and extending from a central region of the electrode to a periphery of the electrode, and a plurality of concave branch electrode portions, the concave branch electrode portions being concave when viewed from the first direction, extending from the central region to the periphery and adjacent to convex branch electrode portions. According to some aspects, a method of applying a pretilt to molecules in a liquid crystal layer of a liquid crystal display panel by applying a voltage to the liquid crystal layer via first and second electrodes is provided.

Liquid crystal display apparatus

A liquid crystal display device includes a plurality of arranged pixels. Each of the pixels includes: a first substrate and a second substrate; a first electrode provided on a counter face of the first substrate, the counter face facing the second substrate; a second electrode provided on a counter face of the second substrate, the counter face facing the first substrate; and a liquid crystal layer that contains liquid crystal molecules, and is sandwiched between the first substrate and the second substrate. The liquid crystal molecules are given a pre-tilt. The first electrode includes a base layerthat contains a plurality of recesses and protrusions, and transparent conductive material layersand. The first transparent conductive material layerconnected to a first power supply portion is formed on protrusion top facesof the base layer. The second transparent conductive material layerconnected to a second power supply portion is formed on recess bottom facesof the base layer. The first transparent conductive material layerand the second transparent conductive material layerare separated from each other.

Liquid crystal display device

A liquid-crystal display apparatus includes a plurality of rectangular pixels. Each pixel includes a first electrode and a second electrode. A slit region and a concave and convex portion are formed in the first electrode. It further includes a control circuit. The plurality of pixels are constituted of a first pixel group and a second pixel group. First data lines and for applying a voltage on the first electrode are provided closer to the first substrate than the first electrode. In each pixel that constitutes the first pixel group, a second data line extension extending from a second data line is provided adjacent to a first data line. In each pixel that constitutes the second pixel group, a first data line extension extending from the first data line is provided adjacent to the second data line.

Liquid-crystal display apparatus and method of giving a pretilt to liquid-crystal molecules

A liquid crystal display device is provided. The liquid crystal display device including a first substrate; a second substrate; a first electrode provided on a first surface of the first substrate, the first surface facing the second substrate, the first electrode including a plurality of convex and concave portions; a second electrode provided on a second surface of the second substrate; and a liquid crystal layer provided between the first substrate and the second substrate.

There is provided a liquid crystal display device comprising: a first substrate (); a second substrate (); a first electrode () formed on a first surface of the first substrate (), the first surface facing the second substrate (), the first electrode () including a plurality of convex and concave portions (); a first oriented film () formed on the first surface of the first substrate (); a second electrode () formed on a second surface of a second substrate (), the second surface facing the first substrate (); and a liquid crystal layer () provided between the first substrate () and the second substrate (), wherein at least one of the convex portions () includes a plurality of stepped portions. There is also provided a method of manufacturing a liquid crystal display device.

There is provided a liquid crystal display including: a liquid crystal display element which includes a pair of alignment films which are provided on facing surface sides of a pair of substrates, and a liquid crystal layer which is provided between the pair of alignment films and is configured to have a liquid crystal composition containing liquid crystal molecules having negative dielectric anisotropy, in which at least one of the pair of alignment films contains a compound obtained by crosslinking polymer compounds each including a first side chain which interacts with the liquid crystal molecules and a crosslinkable functional group as a second side chain, with each other, the liquid crystal composition configuring the liquid crystal layer contains at least one kind of an alkenyl compound represented by the following general formula (AN-1), and pretilt is applied to the liquid crystal molecules by the crosslinked compound.

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Kanagawa, Japan

Chikashi Kobayashi