G02F1/133337

LIQUID CRYSTAL DISPLAY
20200096825 · 2020-03-26 ·

A liquid crystal display at least including: a pair of substrates constituted by one substrate and another substrate, an electrode and an alignment film formed in this order on each of the pair of substrates, and a liquid crystal layer held between the alignment films, wherein the alignment films include a polymer, and the electrode formed on the one substrate has a multilayered structure in which an aluminum film and a transparent electroconductive film are stacked in this order from the one substrate.

LIQUID CRYSTAL DEVICE AND ELECTRONIC APPARATUS
20200026131 · 2020-01-23 · ·

In a liquid crystal device, in an area located between a pixel area and a sealing material in plan view in a first substrate, a first electrode, a second electrode, and a third electrode are provided sequentially from the pixel area toward the sealing material, the first electrode being supplied with a first signal, the second electrode being supplied with a second signal having a phase different from the first signal, and the third electrode being supplied with a third signal having a phase different from those of the first signal and the second signal. Here, a distance (first distance) from a pixel electrode, which is adjacent to the first electrode, among a plurality of pixel electrodes to the first electrode is equal to or less than a distance (second distance) from the first electrode to the second electrode.

Lighting device and display device

A backlight device includes LEDs, a light guide plate, a LED board, and a bonding member. The light guide plate has a light entrance edge surface that is a part of peripheral edge surfaces thereof and through which light from the LED enters, a light exiting plate surface that is one of plate surfaces thereof and through which light exits, and another one of the plate surfaces as an opposite plate surface. The LED board has a mounting surface on which the LEDs are mounted, and has a part overlapping a part of the light guide plate on an opposite plate surface side. The bonding member is bonded to the mounting surface of the part of the LED board and to the opposite plate surface of the part of the light guide plate and the bonding member includes a light absorbing bonding layer containing light absorbing material.

Display device with block members having different heights
11974453 · 2024-04-30 · ·

A display device and a method of manufacturing the display device are disclosed. In one aspect, the display device includes a substrate including a display region and a peripheral region. A first block member is in the peripheral region and surrounding display structures, the first block member having a first height. A second block member is spaced apart from the first block member in a first direction extending from the display region to the peripheral region, the second block member surrounding the first block member, the second block member having a second height that is greater than the first height. A first encapsulation layer is over the display structures, the first block member, and the second block member. A second encapsulation layer is over the first encapsulation layer, the second encapsulation layer overlapping at least a portion of the first block member in the depth dimension of the display device.

CATIONIC GETTERING IN LIQUID CRYSTAL NCAP AND PDLC FILMS

An electro-optic modulator is disclosed. The electro-optic modulator includes a modulator material film layer. The modulator material film layer includes a polymer matrix. Liquid crystals and getter molecules are dispersed within the polymer matrix. The liquid crystals are configured to modulate light transmissivity through the electro-optic modulator. The getter molecules capture or coordinate with cationic impurities present within the polymer matrix. By gettering the cationic impurities, switching of the device at modulated low frequencies are improved as well as a reduction on the switching voltage of the device. Three classes of getter molecules have been so far demonstrated to work: inorganic ion traps (dihydrogen ammonium phosphate), organic cation traps (EDTA), and organic ion extractors (nicotinic acid). An amount for the getter molecules may be 0.01 to 1.0 percent by weight of the polymer matrix.

DISPLAY DEVICE WITH BLOCK MEMBERS HAVING DIFFERENT HEIGHTS
20190280243 · 2019-09-12 ·

A display device and a method of manufacturing the display device are disclosed. In one aspect, the display device includes a substrate including a display region and a peripheral region. A first block member is in the peripheral region and surrounding display structures, the first block member having a first height. A second block member is spaced apart from the first block member in a first direction extending from the display region to the peripheral region, the second block member surrounding the first block member, the second block member having a second height that is greater than the first height. A first encapsulation layer is over the display structures, the first block member, and the second block member. A second encapsulation layer is over the first encapsulation layer, the second encapsulation layer overlapping at least a portion of the first block member in the depth dimension of the display device.

Curved liquid crystal display

A curved liquid crystal display including a first curved substrate; a second curved substrate; a liquid crystal layer including liquid crystal molecules having negative dielectric anisotropy, the liquid crystal layer being interposed between the first and second curved substrates; a first curved liquid crystal alignment layer interposed between the liquid crystal layer and the first curved substrate; and a second curved liquid crystal alignment layer interposed between the liquid crystal layer and the second curved substrate. The second curved liquid crystal alignment layer has an average value of surface roughness values greater than an average value of surface roughness values of the first curved liquid crystal alignment layer.

Liquid crystal display device
10359674 · 2019-07-23 · ·

A liquid crystal display device is configured to prevent the appearance on its display of a black stain stemming from a drop in volume resistivity of liquid crystal caused by ions therein. The device includes a thin-film transistor (TFT) substrate and a counter substrate bonded together along the periphery thereof by a seal material. The TFT substrate and the counter substrate have liquid crystal sandwiched therebetween and include a display region. A third electrode is formed outside the display region of the TFT substrate. A concave portion is formed in an organic insulation film on the liquid crystal side of the third electrode.

Liquid crystal display device
10317753 · 2019-06-11 · ·

A liquid crystal display device is configured to prevent the appearance on its display of a black stain stemming from a drop in volume resistivity of liquid crystal caused by ions therein. The device includes a thin-film transistor (TFT) substrate and a counter substrate bonded together along the periphery thereof by a seal material. The TFT substrate and the counter substrate have liquid crystal sandwiched therebetween and include a display area. A second wall is formed outside the display area over the TFT substrate. A second electrode is formed over the second wall. A first wall is formed between the second wall and the display area. A first electrode is formed over the first wall. The first wall has a gap against the counter substrate.

LIQUID CRYSTAL DISPLAY DEVICE
20190172897 · 2019-06-06 ·

A display device having a display region and a peripheral region in contact with the display region above a substrate is provided. The display region has a plurality of pixels each including a transistor, an insulating film above the transistor, a pixel electrode arranged above the insulating film and electrically connected to the transistor, and a common electrode above the insulating film, a video signal line and a gate signal line electrically connected to the transistor, and liquid crystal layer above the plurality of, pixels, The peripheral region has a terminal electrically connected to the video signal line, a wiring arranged parallel to the gate wiring between the display region and the terminal, and a plurality of first electrodes above the wiring. The insulating film covers the wiring, and the s wiring is electrically connected to the plurality of first electrodes via an opening in the elating film.