Abstract: An optical forming device includes a resin tank that holds a photocurable resin, a light source that emits light for curing the photocurable resin, and an optical modulator. The optical modulator includes a liquid crystal, a first substrate and a second substrate that sandwich the liquid crystal, and a first electrode and a second electrode that apply voltage to the liquid crystal. The optical modulator modulates, in a pattern based on the shape of a three-dimensional shaped object, light that causes the photocurable resin to cure, and irradiates the modulated light on the photocurable resin. The optical modulator includes a plurality of modulation regions including a first region and a second region that have mutually different voltage transmittance characteristics.
Abstract: Embodiments of the disclosure provide a display panel and a display device. The display panel includes a substrate, a plurality of light emitting elements and at least one transmissive-reflective module, where the light emitting elements are arranged on the substrate; each of the light emitting elements includes a first electrode, a light emitting functional layer and a second electrode arranged along a direction vertical to the substrate and away from the substrate; the at least one transmissive-reflective module is arranged on a side, close to the substrate, of the first electrode of at least one of the light emitting elements, and/or on a side, away from the substrate, of the second electrode of at least one of the light emitting elements; the transmissive-reflective module is configured to switch between a transmissive state and a reflective state.
Abstract: According to one embodiment, a liquid crystal display device includes a first substrate including a first alignment film covering a pixel electrode, a second substrate including a second alignment film covering a second common electrode, a sealant attaching the first substrate and the second substrate, and a liquid crystal layer held between the first alignment film and the second alignment film, wherein the first alignment film and the second alignment film are formed of a material in which a principal chain is composed of silica (SiO2), and extend at a position overlapping the sealant between an inner face and an outer face of the sealant.
Abstract: A removable adhesive member and a display device using the same is provided. The removable adhesive member includes a first adhesive section, a first connecting section, and a tearing portion. The two opposite surfaces of the first adhesive section respectively adhere to the two objects. The first connecting section is connected to the first adhesive section. The first connecting section includes a first adhesive layer and two first protective layers. One side of the first adhesive section extends to form the first adhesive layer. The first protective layers are respectively laminated to two opposite surfaces of the first adhesive layer. The tearing portion is connected to the first adhesive section through the first connecting section, thereby avoiding rupture in pulling the tearing portion. The tearing portion is conveniently pulled up by a user, such that the first adhesive section removes from the objects to disassemble the objects.
Abstract: A display panel and an electronic device are provided. The display panel includes a first display area and a second display area. The first display area includes a first liquid crystal layer and a driving circuit layer. The driving circuit layer includes a first driving unit group and a second driving unit. The first driving unit group is configured to drive the first liquid crystal layer. The second display area includes the second liquid crystal layer and the transparent connection layer, and the second driving unit group drives the second liquid crystal layer through the transparent connection layer, so to complete the display area of the display panel.
September 16, 2020
Date of Patent:
May 30, 2023
WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
Abstract: According to some exemplary embodiments of the present disclosure, provided is a lens for providing varifocal focus. The lens for providing the varifocal focus may include: a liquid crystal layer that is variably oriented according to a voltage to have a variable refractive index; a first lens-shaped optical unit including a first optical layer having one side in contact with one side of the liquid crystal layer and a second optical layer having one side in contact with the other side of the liquid crystal layer; and a second lens-shaped optical unit made of a polymer series, having a fixed refractive index, and including a third optical layer having one side in contact with an outer surface of the first optical layer and a fourth optical layer having one side in contact with an outer surface of the second optical layer.
Abstract: According to one embodiment, a display device and an electronic apparatus each include a liquid crystal layer, a first insulating substrate, a pixel electrode, a first transparent electrode disposed between the first insulating substrate and the liquid crystal layer, a second insulating substrate, a first organic insulating film overlapping the pixel electrode, a second organic insulating film disposed between the first organic insulating film and the liquid crystal layer, and a second transparent electrode overlapping the first transparent electrode and disposed between the second insulating substrate and the liquid crystal layer. The first organic insulating film includes a concave portion, and the second transparent electrode is disposed in the concave portion.
Abstract: Provided is a reflective screen and a projection image display system in which a transmittance of light can be selectively changed, a transmittance in a transparent state is sufficiently high, a voltage does not need to be applied constantly, and a voltage is applied to decrease a transmittance of light in a case where the reflective screen is irradiated with video light.
Abstract: Provided is a display substrate, a manufacturing method thereof and a display panel. The display substrate includes a base substrate, a display region and a bonding region located at a side of the display region on the base substrate, wherein the bonding region includes a first protective layer and a bonding electrode disposed on the base substrate; the first protective layer is provided with a groove; the bonding electrode is at least partially disposed in the groove; in a direction parallel to the base substrate, the groove, the bonding electrode and the first protective layer extend to an edge of the bonding region in a direction away from the display region; and a material of the first protective layer is less hard than a material of the bonding electrode.
Abstract: A display device includes two adjacent pixel electrodes spaced apart from each other by a gap extending in a first direction, at least one signal line extending in the first direction and having at least one protrusion at at least one side thereof, and two adjacent common electrode lines spaced apart from each other. The orthogonal projection of one/the other common electrode line on the substrate is located between the orthogonal projection of the signal line on the substrate and the orthogonal projection of one/the other pixel electrode on the substrate. Each common electrode line has a bend segment bending away from the signal line, wherein the protrusion of the at least one signal line positionally corresponds to the bend segment of each common electrode line, and the length of the protrusion is not larger than the length of the bend segment.
Abstract: Provided is a horizontal electric field mode reflective or transflective liquid crystal display device that achieves an increased reflectance. The liquid crystal display device sequentially includes: a first substrate; a first alignment layer; a liquid crystal layer containing liquid crystal molecules horizontally aligned with no voltage applied; a second alignment layer; and a second substrate including a pixel electrode and a common electrode, the liquid crystal display device further including a reflective layer disposed in at least part of a pixel at a position closer to a back surface than the first alignment layer, the liquid crystal layer, the second alignment layer, the pixel electrode, and the common electrode, at least one alignment layer of the first alignment layer or the second alignment layer having an azimuthal anchoring energy value of less than 1×10?4 J/m2.
Abstract: An optical device (1), comprising: —a first optical transparent thermoplastic layer (2); —a second optical transparent thermoplastic layer (3), and; in between both thermoplastic layers (2, 3); • a diffractive optical element (4) adjacent to the first thermoplastic layer (2), • a spacer (5) in between the diffractive optical element (4) and the second thermoplastic layer (3), and; • a border (6) enclosing the diffractive optical element (4) thereby forming a sealed cavity (7); wherein at least an upper part of the border (6), adjacent to the cavity (7) is formed from an adhesive (15).
December 12, 2018
Date of Patent:
April 25, 2023
Paul Marchal, Jelle De Smet, Wilbert Eduard Marie Lips
Abstract: A display device including a display area and a non-display area is provided. The display area includes a display panel, a switch unit and a first reflective film. The non-display area includes a second reflective film. The switch unit is disposed on the display panel. The first reflective film is disposed between the display panel and the switch unit. When the display device is set in a pattern mode, the display panel does not emit image light. For the pattern mode, the reflectivity in the display area is approximately equal to the reflectivity in the non-display area for ambient light.
Abstract: In a liquid crystal device, an intermediate refractive index film including a silicon nitride film, a silicon oxynitride film, or an aluminum oxide film is provided between an oriented film formed of a diagonally vapor-deposited film of silicon oxide and an electrode containing ITO. Thus, because there are no interfaces having a large refractive index difference between the oriented film and the electrode, reflection between the oriented film and the electrode can be suppressed. A high density silicon oxide film is formed between the intermediate refractive index film and the oriented film. The high density silicon oxide film is formed by an atomic deposition method, thus is appropriately formed inside a contact hole.
Abstract: A method for manufacturing a laminated glass whereby, in a laminated glass comprising a liquid crystal film sandwiched therein and having a three-dimensionally curved surface shape, the formation of wrinkles in the liquid crystal film can be suppressed; and a laminated glass which has a three-dimensionally curved surface shape and in which wrinkles in a liquid crystal film sandwiched therein are suppressed. The method for manufacturing the laminated glass comprises: a heat molding step for heating the liquid crystal film to a temperature higher than the glass transition point of the first base material layer and the second base material layer; and a bonding step for, after completing the heat molding step, heating the laminate, wherein the liquid crystal film is sandwiched between the first glass sheet and the second glass sheet, at a temperature lower than the glass transition point and bonding the same by applying a preset pressure.
Abstract: A dimming glass includes: a first base substrate and a second base substrate that are oppositely disposed, a dye liquid crystal layer disposed between the first base substrate and the second base substrate, and at least one temperature sensor disposed between the first base substrate and the second base substrate. The at least one temperature sensor is configured to detect a temperature of the dye liquid crystal layer.
Abstract: A liquid crystal device includes a reflection-type liquid crystal panel in which a first substrate provided with a reflective layer and a second substrate having light-transmissivity face each other via a liquid crystal layer. In the liquid crystal device, a ?/4 phase difference plate is arranged in an optical path in which light incident from the second substrate side is reflected by the reflective layer and emitted from the second substrate side, and a phase difference compensation layer such as a C plate and O plate provided integrally with the liquid crystal panel is provided in the optical path. The ?/4 phase difference plate is an inorganic material film provided on a second end surface facing the second substrate in the polarized light separating element. The phase difference compensation layer is an inorganic material film provided on a surface of the second substrate opposite to the liquid crystal layer.
Abstract: A method for manufacturing a window includes preparing a liquid crystal device comprising a support substrate, a first electrode, a liquid crystal layer, and a sacrificial structure. The method further includes removing the sacrificial structure from the liquid crystal device, forming a second electrode disposed on a glass layer, and attaching the liquid crystal device to the second electrode.
March 21, 2022
Date of Patent:
March 14, 2023
Electronics and Telecommunications Research Institute
Gi Heon Kim, Sujung Kim, Yong Hae Kim, Chi-Sun Hwang
Abstract: An anti-dazzling apparatus and a control method thereof arid a vehicle are provided. The anti-dazzling apparatus includes a light regulation member and an acquisition module. The light regulation member is arranged on a light path between an external light source of a vehicle and a human eye and configured to regulate an intensity of light of the external light source, which is incident to the human eye, according to information of the human eye and information of the external light source, and the acquisition module is configured to acquire the information of the human eye and the information of the external light source.
Abstract: A display device including a lower substrate having a display area and a pad area, a display structure disposed in the display area of the lower substrate, pad electrodes disposed in the pad area of the lower substrate and spaced apart in a first direction, and a conductive film package including a base substrate disposed on the pad electrodes, and including a corner portion having a curved shape, bump electrodes disposed in a first portion of a bottom surface of the base substrate and overlapping the pad electrodes, metal patterns disposed in second portions of the bottom surface of the base substrate positioned at both sides of the first portion, a first film layer disposed between the base substrate and the lower substrate and overlapping the pad electrodes, a part of the bump electrodes, and the metal patterns, and conductive balls disposed inside the first film layer.