Abstract: There are provided an antenna device with improved antenna performance while suppressing a decrease in yield and a decrease in viewability, and a display device including the same. The antenna device includes an antenna substrate, a first antenna pattern formed on a first main surface of the antenna substrate, and a second antenna pattern formed on a second main surface opposite to the first main surface of the antenna substrate. The first antenna pattern and the second antenna pattern are formed such that positions on the front and back of the antenna substrate coincide with each other, and at least a part of the antenna substrate is transparent to transmit an image.

Abstract: A touch panel including a sense electrode having a rectangular shape extending in a first direction and including a first sense electrode and a second sense electrode, and a drive electrode having a rectangular shape extending in a second direction intersecting with the first direction on the sense electrode and including a first drive electrode having a shielding property against electric field components. The first drive electrode is positioned covering at least a part of the first sense electrode in a planar view in which the sense electrode is viewed from the drive electrode.

Abstract: A display device includes a backlight, a touch detection electrode disposed to overlap a display region in which an image is displayed in a plan view, and an electrically conductive reflective member disposed closer to the backlight than a plurality of touch detection electrodes. Reflective members are disposed to overlap at least some of the plurality of touch detection electrodes in a plan view, are configured to reflect light from the backlight, and segmented from each other in a plan view.

Abstract: A touch panel includes a first substrate and a second substrate. The touch panel includes a drive electrode formed on a surface of the first substrate, a position sensor electrode and a pressing force sensor electrode formed on a surface of the second substrate, a position sensor wiring line that connects the position sensor electrode to a terminal portion, a pressing force sensor wiring line that connects the pressing force sensor electrode to the terminal portion, and a shield wiring line disposed between the position sensor wiring line and the pressing force sensor wiring line in a plan view.

Abstract: A switching unit of a touch panel device switches between a first connection state in which, among a plurality of drive wiring lines, a first drive wiring line and a second drive wiring line adjacent to each other are connected, and a second connection state in which, among the plurality of drive wiring lines, the first drive wiring lines adjacent to each other are connected to each other and the second drive wiring lines adjacent to each other are connected to each other.

Abstract: An antenna device includes antenna portions arranged side by side in columns with a partial overlap between the antenna portions next to each other, and common lines each connected to and shared by a set of the antenna portions not overlapping each other to collectively activate the set of the antenna portions.

Abstract: A display device includes a display unit including a pixel circuit, an antenna including at least one antenna element that is flat, a noise barrier plate made of metal or magnetic substance, and a casing having a bottom made of metal or resin. The at least one antenna element is disposed under the display unit, the noise barrier plate is disposed under the at least one antenna element, and the bottom is disposed under the noise barrier plate, where a direction for the display unit to display an image is defined as an upper side, where another direction opposite to the direction is defined as a lower side.

Abstract: A display device includes a display panel displaying an image, a transparent antenna substrate arranged on one surface of the display panel and having transparency, a first conductive film having a mesh shape and arranged on a surface of the transparent antenna substrate opposite to the display panel, and a second conductive film having a mesh shape and arranged on a surface of the transparent antenna substrate facing the display panel. The first conductive film includes an antenna body portion having a thin film pattern and insulated from a surrounding portion by a slit, and the antenna body portion constitutes a transparent antenna performing wireless communication with an external communication device.

Abstract: A seat for vehicle includes a seat cushion and a seat back. A seat back frame of the seat back includes a right side frame, a left side frame, a lower frame, and an upper frame. The upper frame includes a first upper frame and a second upper frame, the first upper frame having a cross-sectional shape of a U-shape opening downward, the second upper frame having a cross-sectional shape of a U-shape opening downward, and a closed cross section is configured by vertically overlaying the first upper frame and the second upper frame.

Abstract: An electronic device capable of detecting a rotation amount of a dial without depending on a mechanism is achieved. A ring-like shape dial surrounds a peripheral edge of an electrostatic type touch panel, the dial includes a conductive pattern, which is formed of a conductive material, on an inner surface facing the touch panel.

Abstract: There are provided an antenna device with improved antenna performance while suppressing a decrease in yield and a decrease in viewability, and a display device including the same. The antenna device includes an antenna substrate, a first antenna pattern formed on a first main surface of the antenna substrate, and a second antenna pattern formed on a second main surface opposite to the first main surface of the antenna substrate. The first antenna pattern and the second antenna pattern are formed such that positions on the front and back of the antenna substrate coincide with each other, and at least a part of the antenna substrate is transparent to transmit an image.

Abstract: An antenna device includes antenna portions arranged side by side in columns with a partial overlap between the antenna portions next to each other, and common lines each connected to and shared by a set of the antenna portions not overlapping each other to collectively activate the set of the antenna portions.

Abstract: Optical device includes first substrate being light transmissive, second substrate opposing first substrate and being light transmissive, and light distribution layer disposed between first substrate and second substrate and distributing incident light. Light distribution layer includes uneven structure portion having a plurality of projections repeated in the z axial direction parallel to the main face of first substrate, and optical medium portion containing a birefringent material and disposed to fill a plurality of recesses that are spaces between the plurality of projections. Light blocking component configured to block at least part of incident light is disposed in the plurality of recesses.

Abstract: A display device includes a display panel displaying an image, a transparent antenna substrate arranged on one surface of the display panel and having transparency, a first conductive film having a mesh shape and arranged on a surface of the transparent antenna substrate opposite to the display panel, and a second conductive film having a mesh shape and arranged on a surface of the transparent antenna substrate facing the display panel. The first conductive film includes an antenna body portion having a thin film pattern and insulated from a surrounding portion by a slit, and the antenna body portion constitutes a transparent antenna performing wireless communication with an external communication device.

Abstract: An electronic device capable of detecting a rotation amount of a dial without depending on a mechanism is achieved. A ring-like shape dial surrounds a peripheral edge of an electrostatic type touch panel, the dial includes a conductive pattern, which is formed of a conductive material, on an inner surface facing the touch panel.

Abstract: A seat for vehicle includes a seat cushion and a seat back. A seat back frame of the seat back includes a right side frame, a left side frame, a lower frame, and an upper frame. The upper frame includes a first upper frame and a second upper frame, the first upper frame having a cross-sectional shape of a U-shape opening downward, the second upper frame having a cross-sectional shape of a U-shape opening downward, and a closed cross section is configured by vertically overlaying the first upper frame and the second upper frame.

Abstract: A pressure sensor includes a first electrode, a second electrode, a first ferroelectric layer connected to the first electrode and disposed between the first electrode and the second electrode, a second ferroelectric layer connected to the second electrode and disposed between the first ferroelectric layer and the second electrode, and a dielectric layer disposed between the first ferroelectric layer and the second ferroelectric layer.

Abstract: A standard reagent kit for analysis of a dialysis fluid includes (1) a vial A filled with an aqueous solution A including an electrolyte component capable of reacting with carbonate ion to form a precipitate, and (2) a vial B filled with an aqueous solution B including at least either one of bicarbonate ion and carbonate ion. At least the vial B is a water-repellent resin vial, and provides a standard reagent for analysis of a dialysis fluid. Precipitation is prevented for a long period of time, a change of a content of bicarbonate ion is controlled, a complicated procedure is not required for preparation thereof, handling thereof is easy, and checking of a dialysis fluid after preparation thereof can be performed easily and accurately at medical treatment site.

Abstract: Optical device includes first substrate being light transmissive, second substrate opposing first substrate and being light transmissive, and light distribution layer disposed between first substrate and second substrate and distributing incident light. Light distribution layer includes uneven structure portion having a plurality of projections repeated in the z axial direction parallel to the main face of first substrate, and optical medium portion containing a birefringent material and disposed to fill a plurality of recesses that are spaces between the plurality of projections. Light blocking component configured to block at least part of incident light is disposed in the plurality of recesses.

Abstract: To provide a blood treatment filter device capable of efficiently utilizing a blood treatment filter. A blood treatment filter device 20 has a filter sheet 26 through which a specific component among components forming blood is harder to pass than other components and a spacer sheet 27 through which the specific component is easier to pass than through the filter sheet 26. The filter sheet 26 has filter through-holes 39 disposed at intervals. The filter sheet 26 and the spacer sheet 27 are spirally wound in an overlapped state. The filter device 20 has seals 31 sealing both end portions in the longitudinal direction of a wound body 25 formed by the filter sheet 26 and the spacer sheet 27 which are spirally wound in a fluid-tight manner. The outer peripheral surface of the wound body 25 is formed by the filter sheet 26.