G02F1/133757

Liquid crystal display apparatus

A liquid crystal display apparatus includes first and second substrates and a liquid crystal layer of vertical alignment type. The first substrate includes pixel electrodes and a first alignment film, whereas the second substrate includes a counter electrode and a second alignment film. Each pixel includes first and second subpixels which allow respectively different voltages to be applied across the liquid crystal layer. Each pixel electrode includes a subpixel electrode provided for each of the first and second subpixels. Each of the first and second subpixels includes first to fourth liquid crystal domains having respectively different reference alignment directions being defined by the first and second alignment films. First to fourth directions, which are the reference alignment directions of the first to fourth liquid crystal domains, each make an angle which is substantially equal to an odd multiple of 45° with respect to the pixel transverse direction.

LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR MANUFACTURING A SAME
20170293186 · 2017-10-12 ·

A liquid crystal display device includes a first substrate spaced from a second substrate, a liquid crystal layer between the first and second substrates, a gate line, a data line, a first sub-pixel electrode, and a second sub-pixel electrode on the first substrate. The display device also includes a first switch and a second switch. The first switch is connected to the gate line, the data line, and the first sub-pixel electrode. The second switch is connected to the gate line, the data line, and the second sub-pixel electrode. The second switch includes a first gate electrode connected to the gate line and a second gate electrode not connected to the gate line.

LIQUID CRYSTAL DISPLAY DEVICE
20170293185 · 2017-10-12 ·

A liquid crystal display device includes pixels, each including a pixel electrode including first and second stem electrodes, which extend in a first direction and are spaced apart from each other, a third stem electrode, which extends in a second direction perpendicular to the first direction and intersects the first and second stem electrodes, a first edge electrode, which extends in the second direction and intersects first ends of the first and second stem electrodes, a second edge electrode, which extends in the second direction and intersects second ends of the first and second stem electrodes, and branch electrodes, which extend from the first, second, and third stem electrodes in a direction which is different from the first and second directions where a boundary line is defined between the first and second stem electrode.

LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING THE SAME
20170293173 · 2017-10-12 ·

A method for manufacturing a liquid crystal display, and the display formed thereby, the method including forming a first display panel including a thin film transistor and a pixel electrode connected to the thin film transistor, the thin film transistor including an auxiliary electrode, a semiconductor layer disposed on the auxiliary electrode, and a gate electrode disposed on the semiconductor layer, forming a second display panel including a common electrode, forming a liquid crystal layer including a plurality of liquid crystal molecules on the first display panel or the second display panel, bonding the first display panel and the second display panel, applying different voltages to the pixel electrode and the common electrode, and irradiating ultraviolet rays in the liquid crystal layer, to initially align the liquid crystal molecules.

LIQUID CRYSTAL DISPLAY PANEL AND METHOD FOR MANUFACTURING SAME
20220050337 · 2022-02-17 ·

The liquid crystal display panel includes a first vertical alignment film (20), a liquid crystal layer (30), and a second vertical alignment film (40). First and second high-pretilt angle regions (21a, 21b) of the first vertical alignment film (20) are opposed to first and second high-pretilt angle regions (41a, 41b) of the second vertical alignment film (40), and are shorter in length than the first and second high-pretilt angle regions (41a, 41b) of the second vertical alignment film (40) in a direction along the longitudinal direction of the pixel region 101. First and second high-pretilt angle regions (23a, 23b) of the first vertical alignment film (20) are opposed to first and second high-pretilt angle regions (43a, 43b) of the second vertical alignment film (40), and are shorter in length than the first and second high-pretilt angle regions (43a, 43b) of the second vertical alignment film (40) in the direction along the longitudinal direction of the pixel region (101).

LIQUID CRYSTAL DISPLAY PANEL AND DISPLAY DEVICE
20170285409 · 2017-10-05 ·

A liquid crystal display panel and a display device are provided. The liquid crystal display panel has a plurality of sub-pixel units, and each of the sub-pixel units has four photic areas. The liquid crystal display panel further has slits arranged in corresponding positions of an upper electrode and/or a lower electrode corresponding to a boundary of adjacent photic areas, and an opening direction of the slits is parallel to an alignment direction of liquid crystal molecules in the photic area where the slits are located at. The corresponding dark fringes can be effectively reduced by arranging the slits in the upper electrode or the lower electrode.

PHASE MODULATOR FOR HOLOGRAPHIC SEE THROUGH DISPLAY
20170277003 · 2017-09-28 ·

The presently claimed invention provides a phase modulator for a see-through display, and the corresponding fabrication methods. The phase modulator comprises a liquid crystal layer having at least two types of domains including a first domain having a first refractive index and a second domain having a second refractive index. The phase modulator is able to increase field of view without inducing the problem of the fringe field effect between two adjacent pixels.

Pixel structure and liquid-crystal display

A pixel structure is provided. The pixel structure includes a substrate and an insulating layer on the substrate. The insulating layer includes a plane region. An electrode pattern is disposed on the insulating layer and located on the plane region. The electrode pattern includes a bottom layer and a plurality of protrusions connected to the bottom layer. The protrusions protrude from the top surface of the bottom layer towards a direction away from the substrate. The bottom layer covers the plane region. A plurality of slits are formed between the protrusions so as to expose portions of the bottom layer. A liquid-crystal display having the pixel structure is also provided.

LIQUID CRYSTAL DISPLAY DEVICE
20170235194 · 2017-08-17 ·

A liquid crystal display device includes: first and second substrates facing each other and including a plurality of pixels; a liquid crystal layer between the first and second substrates and including a liquid crystal mixture. The first substrate includes a pixel electrode in each pixel. The pixel electrode includes a stem electrode extending in a first direction and a second direction in a cross shape and dividing the pixel into first to fourth domains; and branch electrodes disposed in the first to fourth domains and extending from the stem electrode in a tilted direction to the first and second directions. The branch electrodes disposed in two adjacent domains extend to have angles different from each other with respect to the first direction and the second direction. The liquid crystal mixture includes liquid crystals, and a dopant which adjusts a pitch of the liquid crystals.

Transflective liquid crystal display panel comprising a transmission axis of a first polarizer and a transmission axis of a second polarizer forming an angle of 0 to 20 degrees, manufacturing method thereof, and display device

A transflective liquid crystal display panel, a manufacturing method thereof and a display device are disclosed. The transflective liquid crystal display panel includes: a first substrate (1) and a second substrate (2) disposed oppositely and a liquid crystal layer (3) between the first substrate (1) and the second substrate (2). The first substrate (1) and the second substrate (2) include transmissive areas and reflective areas. Transmissive areas of the first substrate (1) are provided with a first homogenous alignment layer (11), transmissive areas of the second substrate (2) are provided with a second homogenous alignment layer (21), and the alignment direction of the first homogenous alignment layer (11) and the alignment direction of the second homogenous alignment layer (21) have a predetermined angle. Reflective areas of the first substrate (1) are provided with a third homogenous alignment layer (12) and reflective areas of the second substrate (2) are provided with a homeotropic alignment layer (22). This can realize a transflective liquid crystal display panel with simple structure.