Abstract: A display system includes: a transmissive liquid crystal display panel; a scattering panel having a scattering area provided with a scattering portion; a temperature detector having a temperature detection area provided with a resistor element; a light source configured to emit projection light to the liquid crystal display panel; and a controller configured to control operations of the scattering panel and the light source based on an output of the temperature detector corresponding to a temperature of the resistor element. A display area of the liquid crystal display panel, the scattering area, and the temperature detection area overlap one another. The projection light that has passed through the display area and the scattering area is projected onto a light-transmitting projection target. When an output indicating that the temperature of the resistor element is a predetermined temperature or higher is acquired, the controller causes the scattering portion to scatter light.
Abstract: To provide a laminated glass in which color shading of an optical member is reduced, and a method for producing it. A laminated glass comprising a first glass plate, a second glass plate facing the first glass plate, and between the first glass plate and the second glass plate, a light control member to which a power feeder is connected, a bonding portion and a sealing member, wherein the sealing member overlaps with at least a part of the periphery of the first glass plate, in a plan view, the bonding portion is in contact with the first glass plate, the second glass plate, and a first principal surface, a second principal surface and side surfaces of the light control member, and the bonding portion contains a curable transparent resin.
Abstract: According to one embodiment an array substrate includes a semiconductor layer scanning and signal lines first and second insulating layers a pedestal and a pixel electrode. The scanning line is opposed to the semiconductor layer. The first insulating layer is provided above the semiconductor layer. The signal line and the pedestal are connected to the semiconductor layer through first and second contact holes in the first insulating layer. The second insulating layer is provided above the pedestal. The pixel electrode is connected to the pedestal through a third contact hole in the second insulating layer. The signal line and the pedestal are provided in layers different from each other.
Abstract: An electronic device is provided. The electronic device includes a first substrate, a multilayer structure, and a passivation layer. The multilayer structure is disposed on the first substrate. The multilayer structure includes a first conductive layer and a second conductive layer disposed on the first conductive layer. The passivation layer is disposed on the second conductive layer. In addition, a thermal expansion coefficient of the second conductive layer is between a thermal expansion coefficient of the first conductive layer and a thermal expansion coefficient of the passivation layer.
Abstract: A display panel motherboard, a cutting method and a manufacturing method thereof, a display panel, and a display device are provided. The display panel motherboard includes at least three mother substrates, at least one display panel unit, and a cutting region. The at least three mother substrates are stacked with each other, at least a portion of the at least one display panel unit is surrounded by the cutting region, and an organic film layer is not disposed in at least two of the at least three mother substrates in the cutting region.
Abstract: Provided is an array substrate. The array substrate includes: a base substrate, and a plurality of gate lines, a plurality of data lines, a plurality of sub-pixels and a plurality of touch signal lines disposed on the base substrate. The data lines have a plurality of first extending parts and a plurality of second extending parts which are in an alternating arrangement. When the array substrate is used to prepare a liquid crystal display panel and the liquid crystal display panel is displaying, in each column of the sub-pixels, the voltage polarities of the two adjacent sub-pixels which respectively belong to two adjacent first pixel regions are opposite.
Abstract: A backlight device is provided and includes case having bottom plate; light guide having front surface as emission surface, rear surface opposed to front surface, and incidence surface that is one of side surfaces of light guide, rear surface facing to bottom plate; light-emitting elements facing incident surface of light guide, each of light-emitting elements having bottom surface and light-emitting surface facing incidence surface of light guide; fixing tape arranged on bottom plate, each of bottom surfaces of light-emitting elements and rear surface of light guide being adhered to fixing tape; and light-shield facing fixing tape through light guide.
May 15, 2023
Date of Patent:
January 16, 2024
Japan Display Inc.
Ken Sugiyama, Kosuke Matsubara, Takeshi Kaneki
Abstract: According to one embodiment, a display device comprises a liquid crystal layer held between a first substrate and a second substrate, a display region having a first region in which a plurality of pixels are provided, a non-display region provided in an island-like shape in the display region and having a second region, a first polarizer and a second polarizer that overlap the first region, and a third polarizer and a fourth polarizer that overlap the second region, wherein a transmission axis of the fourth polarizer and a transmission axis of the second polarizer form an angle other than 0° and other than 90° with each other.
Abstract: According to an aspect, a display device includes: a display panel including a plurality of pixels disposed in a matrix having a row-column configuration; and a light control panel configured to control light traveling from the display panel to a plurality of viewpoints such that the light varies from viewpoint to viewpoint. The pixels include a first pixel configured to output light in a first color and a second pixel configured to output light in a second color. The first and second pixels are arranged in a column direction orthogonal to an arrangement direction of the viewpoints. A width of each pixel in a row direction along the arrangement direction of the viewpoints is greater than a width of the pixel in the column direction.
Abstract: Provided is an optical film with a resin substrate adhered to an optically anisotropic layer and suppression of occurrence of optical defects in the optically anisotropic layer. The optical film has a resin substrate having an alignment regulating force and an optically anisotropic layer arranged thereon, in which the optically anisotropic layer contains a liquid crystal compound and a compound having a heteroatom different from the liquid crystal compound, and in a case where a surface of the optical film on an optically anisotropic layer side thereof is a first surface and a surface of the optical film on a resin substrate side thereof is a second surface, and components of the optical film in a depth direction are analyzed by time-of-flight secondary ion mass spectrometry while irradiating the optical film with an ion beam from the first surface toward the second surface, the obtained profile satisfies a predetermined requirement.
Abstract: A display device comprises a display panel including a pixel providing a light and an input sensing panel sensing an external input. The input sensing panel includes a first sensing insulating layer disposed on the display panel, first conductive patterns disposed on the first sensing insulating layer, a second sensing insulating layer covering the first conductive patterns, second conductive patterns disposed on the second sensing insulating layer, a piezoelectric pattern covering the second conductive patterns, a light blocking pattern covering the piezoelectric pattern and defining a transmission opening transmitting the light, and a third sensing insulating layer covering the light blocking pattern.
Abstract: A color filter substrate, a display panel, and a display device. The color filter substrate includes a base substrate, a common electrode layer covered on the base substrate, and a first alignment layer covered on the common electrode layer. The first alignment layer has a display region and a sealant region for connecting a frame sealant. One or a plurality of opening(s) is/are arranged on the first alignment layer, and one or a plurality of electrical conductor(s) embedded in the frame sealant is/are configured to insert into the one or a plurality of opening(s) to be electrically connected with the common electrode layer. According to the present application, a problem of a frequently occurred poor conductivity between the array substrate and the common electrode layer of the color filter substrate in the display panel of the related art is solved.
Abstract: The present invention provides a liquid crystal display device having excellent display quality and suppressed occurrence of halo. The liquid crystal display device of the present invention is a liquid crystal display device including, in the following order, a first polarizer, a liquid crystal cell, a second polarizer, and a direct type backlight that uses a point light source, in which a light control member is further provided between the second polarizer and the direct type backlight, and the liquid crystal display device satisfies relationships of the following Expression (1) 70%?(I20/I0)×100?90%, Expression (2) 10%?(I40/I0)×100?35%, and Expression (3) 1%?(I60/I0)×100?20%.
Abstract: An electronic device is provided. The electronic device includes a panel and a polarizing element. The polarizing element is disposed at one side of the panel, and the polarizing element includes a plurality of coating polarizing layers. A method for manufacturing an electronic device is further provided.
Abstract: A curved display panel and a display device are disclosed. The curved display panel includes a sealant, a first substrate, a second substrate, and at least two sets of buffer members that are respectively disposed along both sides of the curved display panel in a bending direction and between the sealant and a display region. The buffer members are made of an elastic material, and include a first fixing member arranged between the sealant and the display region and connected to the first substrate, and a second fixing member arranged between the first fixing member and the sealant and connected to the second substrate. Before the curved display panel is bent, one side of the first fixing member abuts one side of the second fixing member. After the curved display panel is bent, the first and the second fixing member are pressed against each other.
Abstract: A display device is provided, which includes a first substrate, a first display structure, a second display structure, a first optical film, a second optical film, a first adhesive layer and a second adhesive layer. The first and second display structures are disposed on the first substrate. The first display structure is disposed between the first substrate and the first optical film. The second display structure is disposed between the first substrate and the second optical film. The first and second optical films are separated. The first adhesive layer is disposed between the first display structure and first optical film. The second adhesive layer is disposed between the second display structure and second optical film. The first and second display structures are different from each other and are selected from a liquid-crystal display, an organic light-emitting diode display, an inorganic light-emitting diode display or a laser display.
Abstract: A display system includes a lighting device, a correction coefficient generating circuit receiving a plurality of image data including first image data and second image data, generating a first correction coefficient based on a brightness of the first image data and generating a second correction coefficient based on a brightness of the second image data, and the first image data corresponding to a first image and a second image data corresponding to a second image adjacent to the first image and located on the opposite side of the lighting device, a multiplication circuit generating first corrected image data using the first image data and the first correction coefficient, and generating second corrected image data using the second image data and the second correction coefficient, and a display drive control unit transmitting the first and the second corrected image data to the display panel.
Abstract: Embodiments of the present disclosure provide a display panel, a driving method thereof and a display device. The display panel includes: a light guide plate, configured to propagate light incident at a set angle by total reflection; an opposite substrate, arranged opposite to the light guide plate; a liquid crystal layer, arranged between the light guide plate and the opposite substrate; and a plurality of light extraction structures. Each light extraction structure includes: a light taking grating arranged on a surface of the light guide plate, a first wire grid structure arranged between the light guide plate and the liquid crystal layer, a second wire grid structure arranged between the liquid crystal layer and the opposite substrate, and a first electrode structure and a second electrode structure arranged between the light guide plate and the opposite substrate.
Abstract: A display device in which a peripheral circuit portion has high operation stability is provided. The display device includes a first substrate and a second substrate. A first insulating layer is provided over a first surface of the first substrate. A second insulating layer is provided over a first surface of the second substrate. The first surface of the first substrate and the first surface of the second substrate face each other. An adhesive layer is provided between the first insulating layer and the second insulating layer. A protective film in contact with the first substrate, the first insulating layer, the adhesive layer, the second insulating layer, and the second substrate is formed in the vicinity of a peripheral portion of the first substrate and the second substrate.
May 3, 2021
Date of Patent:
November 21, 2023
Semiconductor Energy Laboratory Co., Ltd.
Abstract: A liquid crystal panel (display panel) 11 includes a display area AA configured to display images, a non-display area NAA outside the display area AA, a light blocking layer (a light blocking portion) 11i disposed at least in the non-display area NAA and configured to block light, a signal line connection line (a narrow line portion) 29 where lines are arranged at intervals in the non-display area NAA, and a common electrode connection line portion (a wide line portion) 30 disposed in the non-display area and having a line width greater than that of the signal line connection line 29 and including empty portions 34.