Abstract: Provided is a display device including a panel member that has a display panel and a magnetic member adhering to a back surface of the display panel and that is capable of being rolled up, and a magnet that is positioned on a side, opposite to the display panel, of the magnetic member and attracts the magnetic member, in a state where the panel member is drawn out.

Abstract: A semiconductor device includes a conductive resin layer that includes an insulating resin and first fillers dispersed in the insulating resin and has first and second main surfaces, and an element layer that is arranged on the first main surface and includes a semiconductor element. The first fillers are each a fibrous conductive filler. The conductive resin layer has a first surface layer section that includes the first main surface and has a thickness which is 30% of a thickness of the conductive resin layer, a second surface layer section that includes the second main surface and has a thickness which is 30% of the thickness of the conductive resin layer, and an intermediate layer section arranged between the first and second surface layer sections. First fillers have a smaller directional angle relative to the first main surface in the first surface layer section than in the intermediate layer section.

Abstract: A display panel includes a flexible substrate. The flexible substrate includes a display region and a peripheral region. A plurality of self-luminescent elements is on a first main face of the display region of the flexible substrate. A plurality of thin film transistor (TFT) circuits is between the first main face and the self-luminescent elements. The TFT circuits drive the self-luminescent elements. A first inorganic film is between the TFT circuits and the self-luminescent elements, and includes a step portion which is a thinned portion of the first inorganic film disposed in the peripheral region of the flexible substrate. A second inorganic film covers the self-luminescent elements. A resin layer overlaps the second inorganic film and overlaps at least a portion of the first inorganic film in contact with an end portion of the second inorganic film.

Abstract: A display apparatus includes a display panel that is flexible, the display panel including a display surface and a back surface on a back side of the display surface, and a protection sheet attached to the back surface of the display panel and formed from woven fabric.

Abstract: Disclosed herein is a display device including a display panel having a display portion configured to display an image, a plate-shaped member having a first principal surface and a second principal surface, the display panel being disposed on a second principal surface side, the plate-shaped member including a screen portion disposed in a position corresponding to the display portion, an opaque frame member disposed at a peripheral edge of the screen portion, a bonding member that has transparency and is configured to bond the display panel and the plate-shaped member to each other, a holding member disposed on the second principal surface side of the plate-shaped member, and a fixing member configured to fix the frame member and the holding member to the plate-shaped member, the plate-shaped member further including a transparent peripheral edge portion disposed on an outside of the frame member.

Abstract: Provided is a display device including a display panel capable of being folded or rolled up, and a plate-shaped member placed on the display panel and capable of being folded or rolled up together with the display panel, the plate-shaped member including a bendable portion that is bent when the plate-shaped member is folded or rolled up together with the display panel, the bendable portion including a region group including a plurality of regions arranged in a bending direction along which the bendable portion is bent when the plate-shaped member is folded or rolled up together with the display panel, the bendable portion having openings with each of the regions having a plurality of through holes formed therein, an opening area ratio of the bendable portion in each of the regions being different from an opening area ratio of the bendable portion in an adjacent one of the regions.

Abstract: A display panel according to one embodiment of the disclosure includes: a flexible substrate; a plurality of self-luminescent elements; a plurality of TFT circuits provided between the flexible substrate and the plurality of self-luminescent elements; a first inorganic film covering each of the TFT circuits; a second inorganic film covering each of the self-luminescent elements; and a resin layer covering the second inorganic film and covering at least a portion of the first inorganic film in contact with an end portion of the second inorganic film. The first inorganic film is provided between the plurality of TFT circuits and the plurality of self-luminescent elements, and has a step portion. The step portion is a thinned portion of the first inorganic film opposed to an end portion of the flexible substrate.

Abstract: A current limiting circuit is a circuit that receives a video signal for a display panel including pixels, and limits current consumption of the pixels. The current limiting circuit includes: a first gain calculation circuit that calculates a first gain for multiplying with the video signal, based on first power consumption that is power consumption of the pixels corresponding to the video signal; a second gain calculation circuit that calculates a second gain for multiplying with the video signal, based on the first power consumption and a rate of change of the first power consumption; a gain selection circuit that selects one of the first gain and the second gain as a gain by which the video signal is to be multiplied; and a gain multiplication circuit that multiplies the video signal by the gain.

Abstract: A display apparatus includes a display panel including a plurality of pixels, and a current limiting circuit that limits current consumption in the plurality of pixels, the current limiting circuit includes a gain computation circuit that computes a screen power value in reference to a pixel value included in a video signal and that determines a gain in reference to the screen power value, and a gain multiplication circuit that multiplies the pixel value by the gain and that outputs a limit signal including the pixel value multiplied by the gain, the display panel includes a display unit, and a lighting control circuit that controls a lighting state of the plurality of pixels in reference to a predicted power value computed according to the limit signal, to reduce a power consumption value in the plurality of pixels to a value equal to or smaller than a control target power value, the gain is 1 when the screen power value is equal to or smaller than the control target power value, and the gain is a value equa

Abstract: Display panels, manufacturing methods thereof, and display devices are provided. The display panel includes a substrate, a thin film transistor layer, an insulation film, a first conductive layer disposed above the insulation film, a light-emitting layer including an organic material and disposed above the first conductive layer, a functional layer disposed above the light-emitting layer, and a second conductive layer disposed above the functional layer. The insulation film includes protrusions protruding upwards. The first conductive layer includes pixel electrodes and auxiliary electrodes insulated from the pixel electrodes. The auxiliary electrode is disposed above the protrusion and includes a protruding part having a height higher than that of the pixel electrode in a vertical direction. The functional layer includes through holes disposed above the protrusions. The second conductive layer is connected to the protruding parts via the through holes.

Abstract: A display device includes: a substrate temperature obtainer that obtains a substrate temperature of a substrate of a display panel; a power obtainer that obtains an amount of power used by a plurality of segmented regions of the display panel, based on image data displayed on the display panel; a first increased temperature deriver that derives an increased temperature of a panel surface of the display panel based on the amount of power used by the plurality of segmented regions; and a surface temperature estimator that estimates a temperature of the panel surface based on the substrate temperature and the increased temperature.

Abstract: A display unit including: a first substrate and a second substrate that are disposed to face each other; a first organic insulating layer on the first substrate; a plurality of light-emitting elements arrayed in a display region, the display region being on the first organic insulating layer and facing the second substrate; and a first moisture-proof film covering the first organic insulating layer in a peripheral region, the peripheral region being provided on the first substrate and surrounding the display region.

Abstract: A control method is a method of a display device including a plurality of pixel circuits. Each of the pixel circuits includes a light emitting element, a drive transistor, and a pixel capacitance. The drive transistor includes a gate and a source. A frame period includes a first subframe period and at least one second subframe period. In the first subframe period, the control method includes: (A) applying a first initialization potential to the source; (B) writing a signal into the pixel capacitance; and (C) causing the light emitting element to emit light. In each of the at least one second subframe period, the control method includes: (D) maintaining the light emitting element in a non-emission state; (E) applying a second initialization potential to the source in (D); and (F) causing the light emitting element to emit light.

Abstract: Provided is a display apparatus including a display panel that is capable of being rolled up, and a protection member, the protection member including a back surface portion layered closer to a back surface of the display panel, a first folded portion folded toward a front surface of the display panel from one end of the back surface portion in an orthogonal direction orthogonal to a roll-up direction in which the display panel is rolled up, and a second folded portion folded toward the front surface from another end of the back surface portion in the orthogonal direction. In the display apparatus, the first folded portion includes a first front surface portion arranged at one end of the front surface in the orthogonal direction, and the second folded portion includes a second front surface portion arranged at another end of the front surface in the orthogonal direction.

Abstract: A display apparatus includes a flexible display panel, a drive board that drives the display panel, a flexible board that connects the display panel and the drive board, a core to which the drive board is fixed, rolls up the display panel and the flexible board, and a connection member including a plate-shaped member that is layered on the display panel, connects the display panel and the core, and is rolled up around the core along with the display panel and the flexible board. The plate-shaped member includes a first part overlapping the display panel and curved when the display panel is rolled up around the core and a second part overlapping the flexible board and curved when the flexible board is rolled up around the core. In a roll-up direction, an elongation rate of the second part is smaller than that of the first part.

Abstract: A display unit including a first substrate and a second substrate that are disposed to face each other, a first organic insulating layer on the first substrate, a plurality of light-emitting elements arrayed in a display region, the display region on the first organic insulating layer and facing the second substrate and a first moisture-proof film covering the first organic insulating layer in a peripheral region, in which the peripheral region is provided on the first substrate and surrounds the display region.

Abstract: An organic electroluminescence element includes an anode, an organic light emitting layer disposed on an upper side of the anode, a first functional layer disposed over the organic light emitting layer and including NaF, a second functional layer disposed over the first functional layer and including an organic material containing Yb, and a cathode disposed on an upper side of the second functional layer. A method of manufacturing an organic electroluminescence element, includes forming an anode, forming an organic light emitting layer on an upper side of the anode, forming a first functional layer including NaF over the organic light emitting layer, forming a second functional layer including an organic material containing Yb over the first functional layer, and forming a cathode on an upper side of the second functional layer.

Abstract: According to one embodiment, a display device includes a pixel area including pixels each including at least one thin film transistor includes a semiconductor layer and a gate electrode, a first terminal area including a first wiring line disposed thereon connected to the at least one thin film transistor, a first protective film provided on the semiconductor layer, the gate electrode and the first wiring line, a first insulating film provided on the first protective film, a second protective film provided on the first insulating film, a second insulating film provided on the second protective film, a first opening formed in the first terminal area, and partially exposing the first wiring line, and a second opening formed to correspond to the first opening.

Abstract: Disclosed herein is a display panel in which a plurality of pixel regions are arranged in a matrix form, the display panel including a substrate, a plurality of pixel electrodes, a partition wall, a first functional layer, a first light emitting layer, a second functional layer, and a second light emitting layer. As viewed in plan, a ratio of an area of the first functional layer to an area of the pixel region in which the first functional layer is present being lower than a ratio of an area of the second functional layer to an area of the pixel region in which the second functional layer is present.

Abstract: A current limiting circuit is a circuit that receives a video signal for a display panel including pixels, and limits current consumption of the pixels. The current limiting circuit includes: a first gain calculation circuit that calculates a first gain for multiplying with the video signal, based on first power consumption that is power consumption of the pixels corresponding to the video signal; a second gain calculation circuit that calculates a second gain for multiplying with the video signal, based on the first power consumption and a rate of change of the first power consumption; a gain selection circuit that selects one of the first gain and the second gain as a gain by which the video signal is to be multiplied; and a gain multiplication circuit that multiplies the video signal by the gain.