G02F1/133757

LCD panel and display device
11428965 · 2022-08-30 ·

The disclosure provides a liquid crystal display (LCD) panel and a display device. The display panel includes a first substrate. A pixel area is defined on a side near a second substrate and includes a plurality of pixel electrodes arranged in an array manner. Each of the pixel electrodes includes at most two domains, and each of the domains includes a plurality of pixel electrode branches which are parallel to and spaced from each other, thereby maximizing light transmittance of the LCD device, realizing high light transmittance display, and ensuring the display panel has good viewing angles.

Liquid crystal display and method for fabricating the same and electronic apparatus

A liquid crystal display and a method for fabricating the same, an electronic apparatus are provided. The liquid crystal display includes: a first substrate and a second substrate disposed opposite to the first substrate; and multiple pixel units disposed between the first and the substrates, where each of the pixel units includes multiple sub-pixels with different colors; where each of the sub-pixels includes a liquid crystal layer disposed between the first and second substrates, a first alignment film disposed between the first substrate and the liquid crystal layer and a second alignment film disposed between the second substrate and the liquid crystal layer; where at least two sub-pixels in a pixel unit have different alignment directions relative to the first alignment film; and an alignment direction of a sub-pixel relative to the first alignment film is parallel to an alignment direction of this sub-pixel relative to the second alignment film.

LIQUID CRYSTAL PANELS

A liquid crystal panel includes a first four-domain structure, a second four-domain structure, a third four-domain structure, and a fourth four-domain structure repeatedly arranged. A reference azimuth of the rotated liquid crystal within the first four-domain structure is the same with the second, the reference azimuth of the rotated liquid crystal within the third four-domain structure is the same with the fourth, a difference between the reference azimuth of the rotated liquid crystal within the first four-domain structure and the third four-domain structure is in a range between 40 and 50 degrees. A pretilt angle of the rotated liquid crystal within the first four-domain structure is different from the second, and the pretilt angle of the rotated liquid crystal within the third four-domain structure is different from the fourth. With such configuration, the light leakage and color shift issue may be eliminated.

CURVED LIQUID CRYSTAL DISPLAY PANEL AND ARRAY SUBSTRATE THEREOF
20170322438 · 2017-11-09 ·

A curved liquid crystal display panel and an array substrate thereof are disposed. The array substrate arranges a plurality of pixel units thereon, and each of the pixel units has a left subdomain and a right subdomain. The array substrate is divided into a central segment, a left segment, and a right segment. In the pixel unit of the left segment, the width of the right subdomain is greater than the width of the left subdomain; and in the pixel unit of the right segment, the width of the left subdomain is greater than the width of the right subdomain. By an asymmetrical design for the subdomains of the pixel units, the position offset generated during the panel is formed can be compensated, so as to improve the viewing angle and the color difference of the curved panel.

Augmented reality display having multi-element adaptive lens for changing depth planes

In some embodiments, an augmented reality system includes at least one waveguide that is configured to receive and redirect light toward a user, and is further configured to allow ambient light from an environment of the user to pass therethrough toward the user. The augmented reality system also includes a first adaptive lens assembly positioned between the at least one waveguide and the environment, a second adaptive lens assembly positioned between the at least one waveguide and the user, and at least one processor operatively coupled to the first and second adaptive lens assemblies. Each lens assembly of the augmented reality system is selectively switchable between at least two different states in which the respective lens assembly is configured to impart at least two different optical powers to light passing therethrough, respectively. The at least one processor is configured to cause the first and second adaptive lens assemblies to synchronously switch between different states in a manner such that the first and second adaptive lens assemblies impart a substantially constant net optical power to ambient light from the environment passing therethrough.

DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
20170322467 · 2017-11-09 ·

A display device includes a first substrate, a first pixel and a second pixel disposed adjacent to each other on the first substrate, and a pixel electrode disposed in each of the first and second pixels, each pixel electrode including a first stem extending in a first direction between two first end portions, a second stem intersecting the first stem and extending between two second end portions, and an intersection disposed where the first stem and the second stem meet, in which the first and second end portions define at least a portion of an outer extent of a pixel area in each pixel, and a first distance from a center of the pixel area of the first pixel to the intersection of the first pixel is different from a second distance from a center of the pixel area of the second pixel to the intersection of the second pixel.

LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF
20170322469 · 2017-11-09 ·

A liquid crystal display device includes: a first substrate; a shielding electrode disposed on the first substrate and which extends in a first direction; a pixel electrode disposed on a same layer as the shielding electrode and insulated from the shielding electrode; a common electrode which overlaps the shielding electrode and the pixel electrode in a thickness direction of the first substrate; and a liquid crystal layer interposed between the common electrode and the pixel and shielding electrodes. The liquid crystal layer includes a first liquid crystal molecule disposed in a first region between the shielding electrode and the pixel electrode, and the first liquid crystal molecule is pre-tilted to have an azimuthal angle in a range of about zero degree to about +45 degrees or in a range of about −45 degrees to about zero degree, based on the first direction.

Method for manufacturing liquid crystal panel, method for manufacturing retardation plate, and wire grid polarizing plate
11209700 · 2021-12-28 · ·

A method for manufacturing a liquid crystal panel includes irradiating a film of a photo-alignment film material formed on a surface of a substrate with light emitted from a light source and polarized by polarizers, the polarized light irradiation being performed while the substrate and/or the light source is moved, each of the polarizers including a polarized light transmissive region and a light-shielding region that surrounds the polarized light transmissive region, the polarized light transmissive region including end portions where the width of the polarized light transmissive region in a Y direction decreases toward the ends in an X direction, the polarizers being coupled with each other such that at least one end portion of each polarized light transmissive region is superimposed on an end portion of an adjacent polarized light transmissive region as viewed in the Y direction, wherein the X direction and the Y direction are perpendicular to each other in a plane parallel to the main surfaces of the polarizers, and the Y direction is a moving direction of the substrate relative to the light source.

Display device
11209707 · 2021-12-28 · ·

A display device includes a gate wiring; a source wiring; a pixel electrode; a first transistor that has a first gate electrode having a portion of the gate wiring not overlapping the source wiring, a first source electrode, a first drain electrode connected to the pixel electrode, and a first channel region; a second transistor that has a second gate electrode having a portion of the gate wiring intersecting the source wiring, a second source electrode, a second drain electrode separated from the pixel electrode, and a second channel region; and a connectable portion connectable to the second drain electrode and the pixel electrode.

LIQUID CRYSTAL ALIGNING AGENT, LIQUID CRYSTAL ALIGNMENT FILM, AND LIQUID CRYSTAL DISPLAY ELEMENT
20210371664 · 2021-12-02 · ·

The present invention relates to a polymer composition which contains (A) a photosensitive side-chain polymer that exhibits liquid crystallinity in a predetermined temperature range and has a repeating unit comprising a vertically aligning group, and (B) an organic solvent. The present invention provides: a liquid crystal alignment film which has excellent tilt angle characteristics, while being provided with alignment controllability with high efficiency; a polymer composition which enables the achievement of this liquid crystal alignment film; a twisted nematic liquid crystal display element; and a vertical field switching mode liquid crystal display element.