Abstract: An identification device includes: an operation generator that generates a first operation pattern to be executed by a first moving body among moving bodies, and transmits the first operation pattern to the first moving body; an operation detector that detects second operation patterns executed by the moving bodies, using at least one image obtained by at least one image obtaining device; and a target identifier that obtains, from the first moving body, a time at which the first moving body executed the first operation pattern, and compares the first operation pattern with a second operation pattern detected at the time from second operation patterns to determine whether these patterns match each other. When determining that they match each other, the target identifier identifies, as the first moving body, a moving body that is included in at least one image and executed the second operation pattern detected at the time.
Abstract: An information processing system, including: a surveillance camera that detects a plurality of obstacles in the vicinity of a specific vehicle; a first determiner that determines whether an unidentified obstacle, which is included in the plurality of obstacles and is not visible from the specific vehicle, is present based on first information regarding the plurality of obstacles detected by the surveillance camera and vehicle information indicating the specific vehicle; and a first communicator that outputs information indicating the unidentified obstacle to the specific vehicle when the first determiner determines that the unidentified obstacle is present.
Abstract: A vehicle control circuit is mountable on a vehicle on which a driver rides. The vehicle control circuit is configured to: receive an input of a detection result of a state of the driver during driving from at least one sensor, the sensor being mounted on the vehicle and configured to detect the state; output recommendation data to a notification device mounted on the vehicle, the recommendation data relating to use of a product or service for improving the state of the driver during driving indicated by the detection result; perform settlement processing for the use of the corresponding product or service in accordance with an input from the driver in response to the recommendation data; and provide a route to a destination of the use of the product or service based on completion of the settlement processing via the notification device.
Abstract: An electronic circuit for a micro-electro-mechanical systems gyroscope is disclosed. The electronic circuit includes a current buffer, a transimpedance amplifier coupled with the current buffer, and a plurality of transistors. An inverting input terminal of the current buffer and a non-inverting input terminal of the current buffer are connected with a plurality of first resistors. The inverting input terminal of the current buffer is connected with a source of one of the plurality of transistors, and the non-inverting input terminal of the current buffer is connected with a source of another one of the plurality of transistors. The plurality of first resistors are connected to a ground. The current buffer is configured to isolate a load in the micro-electro-mechanical systems gyroscope from the transimpedance amplifier.
Abstract: A secondary battery includes an electrode assembly including a positive electrode, a negative electrode, a first separator disposed on one side of the surface of the negative electrode and having a thickness T1, and a second separator disposed on the other side of the surface of the negative electrode and having a thickness T2. The thickness T2 of the second separator is larger than the thickness T1 of the first separator. The first separator includes a first porous film having a porosity P1, and the second separator includes a second porous film having a porosity P2. At least one of the first separator and the second separator includes a heat resistant layer. The positive electrode, the first separator, the negative electrode and the second separator are wound together such that the first separator is arranged on the outer side and the second separator is arranged on the inner side.
Abstract: A signal processing circuit for a gyroscope apparatus is disclosed. The signal processing circuit includes a first electrode and a second electrode pairing with the first electrode. The signal processing circuit, being a negative feedback loop circuit, is configured to be connected with the first electrode and the second electrode and comprises a demodulator configured to convert a current from the first electrode into a voltage and demodulate the converted voltage to output a demodulated signal, an analog-to-digital converter configured to convert the demodulated signal from the demodulator into a digital signal, a proportional-integral-derivative controller that is connected to the analog-to-digital converter, a digital-to-analog converter configured to convert an output signal from the proportional-integral-derivative controller to an analog signal, and a modulator configured to be electrically connected with the second electrode and to be electrically connected with the digital-to-analog converter.
Abstract: A signature generation device includes a data acquirer acquiring a plurality of mutually related pieces of data including first data and a signature generator generating first signature data for the first data and correlation information based on the first data, the correlation information indicating correlation among the plurality of pieces of data, and a signature key. The signature generation device ensures relevance among the plurality of pieces of data.
Abstract: A solar cell module includes: a solar cell having a front surface and a back surface; a front surface side encapsulant disposed on a front surface side of the solar cell, the front surface side encapsulant including a transparent resin sheet; a light reflector protruding from an end portion of the solar cell, the light reflector including a light reflection layer that reflects incident light, and a substrate layer that is disposed on the light reflection layer on a light incident side; and an ultraviolet absorber disposed closer to the light incident side than the light reflection layer, the light incident side being a back surface side of the front surface side encapsulant.
Abstract: A power source device of present disclosure includes: a first power storage element; a second power storage element that is connected in parallel to the first power storage element and that has a lower internal resistance than an internal resistance of the first power storage element and a lower storage capacity than a storage capacity of the first power storage element; an opening and closing part that is connected between the first power storage element and the second power storage element and that switches between a disconnection state and a connection state; a charge circuit that is connected to an input route of the first power storage element and that performs a step-down operation; a discharge circuit that is connected to an output route of the second power storage element and that performs a step-up operation; and a controller that controls operations of the opening and closing part, the charge circuit, and the discharge circuit.
Abstract: A battery block includes a holding unit that holds a plurality of cells. The holding unit is made of a material having a heat conductivity. The holding unit includes openings that are open over the entire length of the side surfaces of the cells in the longitudinal direction. Each opening is formed so that, on the side surface of each cell, the area of a first region exposed to the outside through the opening is smaller than that of a second region other than the first region.
Abstract: A film capacitor includes a capacitor element that includes an element body formed of a winding of or a laminate of metallized films and a P pole electrode and an N pole electrode that are respectively formed on opposite end faces of the element body. The film capacitor also includes a P electrode bus bar and an N electrode bus bar that are respectively connected to the P pole electrode and the N pole electrode, and an electrically conductive covering that covers a peripheral surface of the capacitor element with the covering spaced away from at least one of the P pole electrode or the N pole electrode.
Abstract: A controller and a device generate a shared key by performing mutual authentication using a public key certificate of the controller and a public key certificate of the device. The controller and the device set an expiry for the shared key to one of the expiry of the public key certificate of the controller and the expiry of the public key certificate of the device. The controller and the device perform the mutual authentication using neither the public key certificate of the controller nor the public key certificate of the device, but the shared key, if the expiry set for the shared key has not passed.
Abstract: A power supply system includes a power control device and a power supply device. The power control device includes a first controller, a power measurement circuit, and a first communication circuit. The power measurement circuit measures power being supplied to the power supply device. The first controller calculates additionally suppliable power based on the power being supplied and selects one operation mode based on the additionally suppliable power. The first communication circuit transmits the operation mode selected to the power supply device. The power supply device includes a second controller, a power converter circuit, and a second communication circuit. The second communication circuit receives the operation mode selected. The second controller outputs a condition of supply power indicating electric power supplied, to the power converter circuit.
Abstract: An image display device includes a first liquid crystal panel, a second liquid crystal panel which faces a rear surface of the first liquid crystal panel, and a backlight which irradiates a rear surface of the second liquid crystal panel with light. The first liquid crystal panel includes a first front polarizer on a front surface of the first liquid crystal panel, a first rear polarizer on the rear surface of the first liquid crystal panel, and a first liquid crystal cell between the first front and rear polarizers. The second liquid crystal panel includes a second front polarizer on a front surface of the second liquid crystal panel, a second rear polarizer disposed on the rear surface of the second liquid crystal pane, and smaller than the first rear polarizer in top view, and a second liquid crystal cell between the second front and rear polarizers.
Abstract: Provided is a ventilation control apparatus (2) comprising: an in-home communication module configured to communicate with ventilators via an in-home network; an external communication module configured to communicate with an external server provided outside a building via an external network; a determination unit (77) configured to determine whether or not communication with the external server via the external communication module is available; a control determination unit (78) configured to determine a control method for the ventilators, based on a result of determination by the determination unit (77); and a ventilation operation control unit (76) configured to control the ventilators, based on the control method determined by the control determination unit (78).
Abstract: A power supply system includes: a hydrogen generation device that uses electric power to generate hydrogen; a hydrogen storage device that stores hydrogen generated by the hydrogen generation device; a fuel cell system that uses hydrogen stored in the hydrogen storage device to generate electric power; a power storage device; and a control device executing at least one of first control and second control based on an electricity expense, the first control controlling a first ratio between electric power to be supplied from a natural energy power generation device to the hydrogen generation device and electric power to be supplied from the natural energy power generation device to the power storage device, the second control controlling a second ratio between electric power to be supplied from the power storage device to a load and electric power to be supplied from the fuel cell system to the load.
Abstract: An oral cavity washing device includes a body unit including a pump configured to discharge washing liquid, a tube connected to the body unit and configured to allow the discharged washing liquid to flow through the tube, a washing unit connected to the tube and configured to discharge the washing liquid, a joint portion configured to detachably attach the washing unit to the body unit, a disposing portion provided at the body unit and configured to allow the tube to be disposed at the disposing portion in a state where the washing unit is attached to the body unit, and an elastic member provided at the disposing portion.
Abstract: A lens barrel includes a lens frame unit movable along an optical axis, a guide pole configured to guide the lens frame unit along the optical axis of the lens frame unit, a first lens frame holding one end of the guide pole, a guide cover held by the first lens frame, and a fastening member fastening the guide cover to the first lens frame. The guide cover includes a protruding part holding the other end of the guide pole, and protruding along the optical axis. The fastening member fastens the guide cover to the first lens frame through the protruding part.
Abstract: A light source device includes a solid light source, a transmissive fluorescent plate having a phosphor that is excited by excitation light for emitting fluorescent light in a traveling direction of the excitation light, and a color filter plate that cuts a part of a wavelength region of light supplied from the fluorescent plate for trimming the light into desirable color light. The light source device further includes a first reflective film disposed on a light path extending from the fluorescent plate to the color filter plate for reflecting at least a part of the excitation light.
Abstract: A projection system of the present disclosure includes: a flying object having an exterior body, a flying device that causes the exterior body to fly, and an image capturing device that captures an image; a projection device that projects a capture-dependent image on the exterior body, the captured-dependent image depending on the image; and a controller that causes the projection device to project the capture-dependent image.