Abstract: A light emitting device includes a wiring substrate, a light emitting element array that includes a first side surface and a second side surface facing each other, and a third side surface and a fourth side surface connecting the first side surface and the second side surface to each other and facing each other, the light emitting element array being provided on the wiring substrate, a driving element that is provided on the wiring substrate on the first side surface side and drives the light emitting element array, a first circuit element and a second circuit element that are provided on the wiring substrate on the second side surface side to be arranged in a direction along the second side surface, and a wiring member that is provided on the third side surface side and the fourth side surface side and extends from a top electrode of the light emitting element array toward an outside of the light emitting element array.

Abstract: An electronic device includes an element body. The element body includes at least two internal electrode layers and a dielectric layer laminated between the internal electrode layers. Ni oxide particles exist at a boundary between the internal electrode layers and the dielectric layer. The dielectric layer is in contact with the internal electrode layers at first and second boundaries. The dielectric layer includes a first dielectric large particle and a second dielectric large particle. The first dielectric large particle is in contact with at least one of the Ni oxide particles existing at the first boundary and in contact with one of the internal electrode layers at the second boundary. The second dielectric large particle is in contact with at least one of the internal electrode layers at the first boundary and in contact with at least one of the Ni oxide particles existing at the second boundary.

Abstract: A touch panel including an oxide semiconductor film having conductivity is provided. The touch panel includes a transistor, a second insulating film, and a touch sensor. The transistor includes a gate electrode; a gate insulating film; a first oxide semiconductor film; a source electrode and a drain electrode; a first insulating film; and a second oxide semiconductor film. The second insulating film is over the second oxide semiconductor film so that the second oxide semiconductor film is positioned between the first insulating film and the second insulating film. The touch sensor includes a first electrode and a second electrode. One of the first and second electrodes includes the second oxide semiconductor film.

Abstract: An electronic device includes an element body. The element body includes a first internal electrode layer, a second internal electrode layer, and a dielectric layer laminated between the first internal electrode layer and the second internal electrode layer. Ni oxide particles exist at a first boundary between the first internal electrode layer and the dielectric layer. The dielectric layer includes a dielectric large particle in contact with both of the Ni oxide particles at the first boundary and the second internal electrode layer.

Abstract: A light-emitting array includes a light-emitting part having plural light-emitting block, a selection part that operates with a reference potential supplied from a reference part provided on an outside as a reference and selects the light-emitting block to be made to emit light, and a disconnection part that disconnects connection of the selection part and the reference part in a period during which a light emission current caused by low-side drive is flowing in the light-emitting block.

Abstract: A light emitting component includes: a substrate; a plural light emitting elements that are provided on the substrate and respectively have light emission regions; and a plural thyristors that are turned on to cause the light emission regions of the respective light emitting elements to emit light, or that increase amounts of emitted light of the light emission regions, in which the light emitting elements absorb light emitted from a corresponding thyristor among the plural thyristors.

Abstract: A light emitting device includes a wiring substrate, a light emitting element array that includes a first side surface and a second side surface facing each other, and a third side surface and a fourth side surface connecting the first side surface and the second side surface to each other and facing each other, the light emitting element array being provided on the wiring substrate, a driving element that is provided on the wiring substrate on the first side surface side and drives the light emitting element array, a first circuit element and a second circuit element that are provided on the wiring substrate on the second side surface side to be arranged in a direction along the second side surface, and a wiring member that is provided on the third side surface side and the fourth side surface side and extends from a top electrode of the light emitting element array toward an outside of the light emitting element array.

Abstract: A light-emitting device includes a laser unit; and a first capacitive element and a second capacitive element that supply a driving electric current to the laser unit; wherein the first capacitive element has a smaller capacity and smaller equivalent series inductance than the second capacitive element, and a length of a first electric current path along which the driving electric current output from the first capacitive element returns to the first capacitive element is shorter than a length of a second electric current path along which the driving electric current output from the second capacitive element returns to the second capacitive element.

Abstract: A light-emitting device includes one or more light-emitting units each including a light-emitting element including a function of a thyristor; an electrode for light emission to which a first voltage is applied for light emission of the light-emitting unit; and one or more light emission permission thyristors that permit the light-emitting element to emit light by a second voltage that is lower than the first voltage and set irrespective of the first voltage.

Abstract: A light emitting device includes: a light emitting element; a switch element that is connected in series to one of electrodes of the light emitting element, and that drives the light emitting element; a capacitive element that is connected in parallel to the light emitting element, and that discharges a charged electric charge to the light emitting element; and a resistance element provided between the capacitive element and a power supply that charges the capacitive element on a same base.

Abstract: A detection device includes: a light emitting element array including a plurality of light emitting elements; a light receiving element array including a plurality of light receiving elements that receive reflected light of light emitted from the light emitting element array to an object to be detected; a driver that drives the light emitting elements; and a detector that detects the object to be detected while controlling at least one of a supply timing of a drive current to the light emitting elements to be caused to emit light and a light receiving timing of the light receiving elements so that a time from a start of light emission of the light emitting elements to be caused to emit light to the light receiving timing of the light receiving elements falls within a predetermined range even when a change occurs in an arrangement of the light emitting elements to be caused to emit light.

Abstract: A distance measurement system including: a light emitting unit that includes a first light emission section including a light emitting element that emits light having a first wavelength and a second light emission section including a light emitting element that emits light having a second wavelength; a drive unit that performs driving to cause light to be simultaneously emitted in both the first light emission section and the second light emission section; a light receiving unit that includes a first light reception section including a light receiving element that receives the light having the first wavelength and a second light reception section including a light receiving element that receives the light having the second wavelength; and a distance measurement unit that measures a distance to a target object from a time during which the light emitted by the light emitting unit is reflected by the target object and then is received by the light receiving unit.

Abstract: A light emitting element array includes: plural light emitting elements, in which, among polarization components of light emitted by the light emitting element capable of causing interference of emitted light, light intensity of a polarization component of light in a second direction intersecting with a first direction in which light emitting elements capable of causing the interference of the light are arranged is smaller than light intensity of a polarization component in the first direction.

Abstract: A distance measurement system including: a light emitting unit that includes a first light emission section and second light emission section including light emitting elements; a drive unit that causes light of a first frequency to be emitted from the first light emission section and causes light of a second frequency to be emitted from the second light emission section; a light receiving unit that includes light receiving element, a first light reception section, and a second light reception section, the first light reception section including a light receiving element that receives at least the light of the first frequency, and the second light reception section including a light receiving element that receives at least the light of the second frequency; and a distance measurement unit that measures a distance from a target object from a time from reflection of light radiated from the light emitting unit by the target object to reception of the light by the light receiving unit, by a time-of-flight phase di

Abstract: A light emitting element array includes: plural light emitting elements that emit light having different wavelengths to a detection target object and are arranged to be adjacent to each other.

Abstract: A light emitting device includes: a light emitting section that includes a light emitting element; a capacitor section connected to the light emitting section; and a control section that controls a potential of the capacitor section when the light emitting element of the light emitting section emits light.

Abstract: A light emitting device includes a wiring substrate, a light emitting element array that includes a first side surface and a second side surface facing each other, and a third side surface and a fourth side surface connecting the first side surface and the second side surface to each other and facing each other, the light emitting element array being provided on the wiring substrate, a driving element that is provided on the wiring substrate on the first side surface side and drives the light emitting element array, a first circuit element and a second circuit element that are provided on the wiring substrate on the second side surface side to be arranged in a direction along the second side surface, and a wiring member that is provided on the third side surface side and the fourth side surface side and extends from a top electrode of the light emitting element array toward an outside of the light emitting element array.

Abstract: A light-emitting element array includes multiple light-emission instruction units arranged in a first direction; a first light-emitting element group row including light-emitting element groups each including a multiple light-emitting elements such that the light-emitting element groups are arranged in a direction intersecting the first direction; a second light-emitting element group row including light-emitting element groups each including a multiple light-emitting elements such that the second light-emitting element group row is arranged along the first light-emitting element group row in the first direction; and a multiple wiring lines that connect the multiple light-emission instruction units to the light-emitting element groups in the first light-emitting element group row and the light-emitting element groups in the second light-emitting element group row to provide a light-emission instruction.

Abstract: A light-emitting device includes a wiring substrate, a base member provided on the wiring substrate, a light-emitting element array that has a first side surface and a second side surface facing each other, that has a third side surface and a fourth side surface facing each other and connecting the first side surface and the second side surface, and that is provided on the base member, a drive unit that is provided on the wiring substrate at a side of the first side surface and drives the light-emitting element array, a first circuit element that is provided on the base member at the side of the first side surface, a second circuit element that is provided on the base member at a side of the second side surface and has a larger occupation area on the base member than the first circuit element, and wiring members that are provided at a side of the third side surface and at a side of the fourth side surface and extend from an upper surface electrode of the light-emitting element array toward an outer side of th

Abstract: A distance measurement apparatus includes a light emitting unit that has plural light emitting elements, and is able to be driven independently in plural regions, a light receiving unit provided with plural light receiving elements that receive reflected light of light applied to an object from the light emitting unit, a shaping unit that causes an overlapping portion to be generated in which light reception of the reflected light overlaps in the adjacent regions, on the light receiving unit, a measurement unit that measures a distance to the object, from a difference between a waveform of light received by the light receiving unit and a waveform of light emitted by the light emitting unit, and a correction unit that corrects a distance difference in the reflected light in the adjacent regions, by using a distance measurement value in the overlapping portion measured by the measurement unit.