Abstract: An optical sensor includes: a semiconductor layer including first and second regions; a gate electrode; a gate insulating layer including a photoelectric conversion layer; a voltage supply circuit; and a signal detection circuit connected to the first region. The photoelectric conversion layer has a photocurrent characteristic including first and second voltage ranges where an absolute value of a current density increases as an absolute value of a bias voltage increases, and a third voltage range where an absolute value of a rate of change of the current density relative to the bias voltage is less than in the first and second voltage ranges, The voltage supply circuit applies a predetermined voltage between the gate electrode and the second region such that the bias voltage falls within the third voltage range. The signal detection circuit detects an electrical signal corresponding to a change of a capacitance of the photoelectric conversion layer.

Abstract: Power usage of each of one or more devices belonging to a group is collected at prescribed intervals, and an authentication request including group identification information for identification of the group to be authenticated is received from a terminal. Upon receipt of the authentication request, a device as a manipulation target in the group and details of a manipulation on the device are determined, and notification is provided to the terminal. Whether the device designated by the notification is manipulated is judged on the basis of a change in the power usage of each of the devices belonging to the group. If the device designated by the notification is judged to be manipulated, authentication information is transmitted to the terminal.

Abstract: A light-emitting device includes a substrate and a plurality of light-emitting elements disposed above the substrate. In the plurality of light-emitting elements, a first light-emitting element and a second light-emitting element different in a rate of decrease in light output along with a temperature increase are included. The plurality of light-emitting elements include: a first serial element group including some light-emitting elements connected in series among the plurality of light-emitting elements; and a second serial element group connected in parallel with the first serial element group and including some light-emitting elements connected in series among the plurality of light-emitting elements. A ratio between a total number of first light-emitting elements and a total number of second light-emitting elements is different between the first serial element group and the second serial element group.

Abstract: Disclosed herein is a sound reproduction system configured to emit a first sound and a second sound from a loudspeaker at a time. The first sound is intended to reach ears of an object person's. The second sound is intended to reach ears of a non-object person's and compliant with a control characteristic. The control characteristic is defined such that the second sound includes a component which is emitted from the loudspeaker toward a first region occupied by the object person and has a sound pressure lower than a predetermined value, and another component which is emitted from the loudspeaker toward a second region occupied by the non-object person and has a sound pressure equal to the predetermined value.

Abstract: Air blower equipped with brushless DC motor includes an inverter circuit, a drive logic controller, a duty indicator, a motor voltage detector, a motor current detector, and a correlation detector. A duty indicating value of the duty indicator is determined according to a value of the correlation detector.

Abstract: The present disclosure provides an input device that puts signals into equipment in response to turning action and that can come down in thickness along an axis of a rotary shaft. The input device includes a knob configured to be turned, a rotary shaft configured to turn together with the knob, and a flange disposed around an outer peripheral surface of the rotary shaft. The flange is designed to regulate turning of the rotary shaft. The input device further includes an elastic component that is disposed around the outer peripheral surface of the rotary shaft and is fastened to the flange, a rotation controller that permits or inhibits turning of the elastic component, and a detector that detects a rotational state of the rotary shaft.

Abstract: Provided is a wireless communication method in a wireless communication device that performs wireless communication in compliance with a prescribed wireless communication specification. A first clock frequency is configured as a clock frequency of an operation clock of the wireless communication device, and a first communication sequence is executed in which a second clock frequency is derived, between the wireless communication device itself and a different wireless communication device, using the first clock frequency. A second clock frequency that is derived in the first communication sequence is configured as the clock frequency of the operation clock of the wireless communication device, and a second communication sequence is executed in which data communication is performed, subsequently to the first communication sequence, between the wireless communication device itself and the different wireless communication device, using the second clock frequency.

Abstract: A roadside unit includes a first communicator that performs road-to-vehicle communication with an on-board device incorporated in a first vehicle, a second communicator that communicates with an accident monitoring server, an acquirer that acquires first image information from an imaging device that takes images of object on a road, and a detector that detects an occurrence of an accident caused by a second vehicle based on the first image information acquired by the acquirer. The acquirer acquires vehicle information from the first vehicle via the first communicator when the detector detects the occurrence of the accident. The second communicator transmits, to the accident monitoring server, the first image information and the vehicle information both acquired by the acquirer.

Abstract: Provided is an input/output operation device including: an operation unit, which is operated by an operator; a detection unit, which detects a position of the operation unit to generate a position signal corresponding to the position of the operation unit; a control circuit, which receives the position signal to generate a speed control signal; and a drive circuit, which receives the speed control signal to drive the operation unit, in which the control circuit: (a) causes the position signal to pass through a first filter circuit to generate a speed signal; (b) causes the position signal to pass through a second filter circuit, which has a frequency transmission characteristic that is different from that of the first filter circuit, to generate a correction signal; and (c) adds at least the speed signal and the correction signal together to generate the speed control signal.

Abstract: The three-dimensional image display apparatus includes the following structural elements: an optical system including a concave mirror, and a light transmitting section provided to the concave mirror at a boundary between a first space and a second space, the optical system forming a real image in the second space, with an aid of the concave mirror, of an object disposed in the first space available on the concave mirror; and an image output device disposed at a place so as not to substantially block an optical path of light rays forming the real image of the object.

Abstract: A battery module includes a plurality of battery cells each having a safety mechanism, a cell case having a plurality of battery housing parts for housing the plurality of battery cells respectively in a predetermined arrangement, an insulating member disposed on one side of each of the battery cells, and a duct serving as a route for exhausting exhaust gas discharged from the battery cells. The battery housing parts have a plurality of openings for housing the battery cells. The insulating member has a through hole formed at a position facing an opening of the plurality of openings that houses corresponding one of the battery cells, and a lid part for closing an opening of the plurality of openings that houses no battery cell. The exhaust gas is discharged to the route of the duct through the through hole of the insulating member.

Abstract: An antenna device includes a first plate conductor that is disposed approximately in parallel to the GND conductor plate, of which one end is connected to the GND conductor plate, and the other end that is opposed to the one end is opened, and a second plate conductor that has approximately the same shape as that of the first plate conductor, of which one end is grounded to the GND conductor plate, of which the other end that is opposed to the one end is opened, that is disposed at a position obtained by rotating the first plate conductor approximately 180 degrees about an intersection line passing through an approximately central point of the GND conductor plate as an axis on the same plane as the first plate conductor on the GND conductor plate, and that has a ground portion at which the grounding is performed and an open portion at which the opening is performed at positions obtained by rotating the ground portion and the open portion of the first plate conductor approximately 180 degrees about the axis.

Abstract: In the two-cylinder hermetic compressor, a main bearing is disposed on one surface of a first cylinder, an intermediate plate is disposed on another surface of the first cylinder, the intermediate plate is disposed on one surface of a second cylinder, and an auxiliary bearing is disposed on another surface of the second cylinder. A shaft is constituted by a main shaft portion which has a rotor attached thereto and is supported by the main bearing, a first eccentric portion having a first piston attached thereto, a second eccentric portion having a second piston attached thereto, and an auxiliary shaft portion supported by the auxiliary bearing. A thrust receiving portion is provided on a side of the second eccentric portion facing the auxiliary shaft portion, and the auxiliary bearing is provided with a thrust surface on which the end face of the thrust receiving portion slides while contacting therewith. The thrust surface is provided with a ring groove.

Abstract: Once it is determined in Step S2 that a corner has been detected, a control unit causes a body to perform a reciprocating motion and initiate corner cleaning in Step S3. Then, once it is determined in Step S4 that a rubbish detection sensor detects no rubbish, the corner cleaning is terminated in Step S6. Once it is determined in Step S4 that the rubbish detection sensor detects rubbish, the corner cleaning continues to be executed by the body being caused to perform the reciprocating motion in Step S5. In other words, an autonomous travel-type cleaner is realized that can remove a large amount of the rubbish accumulating at the corner by causing the body to perform the reciprocating motion.

Abstract: Heating chamber for heating food, a steam generating device for generating steam, steam chamber disposed in heating chamber, and steam introduction channel for introducing steam generated by the steam generating device to steam chamber are included. Steam chamber discharge channel for introducing water accumulated in steam chamber to outside of steam chamber is provided. Therefore, a sanitary heating cooker capable of preventing food from being immersed with condensed water, as well as preventing heating chamber from being flooded with water overflowing from steam chamber can be provided.

Abstract: According to an aspect, an active noise control device includes: a control frequency determinator that determines a frequency of the noise; a reference cosine-wave generator that generates a reference cosine-wave signal having the determined frequency; a reference sine-wave generator that generates a reference sine-wave signal having the frequency of a noise; a first one-tap adaptive filter to which the reference cosine-wave signal is input, the first one-tap adaptive filter having a first filter coefficient; a second one-tap adaptive filter to which the reference sine-wave signal is input, the second one-tap adaptive filter having a second filter coefficient; an adder that adds an output signal from the first one-tap adaptive filter and an output signal from the second one-tap adaptive filter to each other; a secondary noise generator that is driven by an output signal from the adder to generate a secondary noise; a residual sound detector that detects a residual sound generated by interference between the s

Abstract: A security system includes a camera that captures an image of a monitoring area, a recorder that stores the captured image which is captured by the camera, a sensor that detects a matter in the monitoring area, a video monitoring and display device that causes a monitor to display the captured image of the monitoring area from the camera or the recorder, and a BLE reception device that detects a signal from a BLE transmission terminal which is installed or maintained by a guard who patrols the monitoring area. In a case where the matter is detected in the monitoring area, the video monitoring and display device extracts the captured images of the suspect or the guard, chronologically arranges the captured images, and displays the captured images on the monitor.

Abstract: A control device for an electrical stimulation apparatus according to the present disclosure includes a control section that adjusts an output of an electrode and communicates with an angular velocity detector, the electrode giving electrical stimulation to a predetermined part of a body doing a pedaling exercise by rotating a crank, the predetermined part being at least one of a leg and an arm, the angular velocity detector detecting an angular velocity of the predetermined part, the angular velocity being accompanied by an operation of the predetermined part during the pedaling exercise. The control section adjusts, according to a result of the detection in the angular velocity detector, an output timing of the electrical stimulation of the electrode such that the electrode gives electrical stimulation to the predetermined part when a state of the operation of the predetermined part during the pedaling exercise is a predetermined operation state.

Abstract: A photographing method in which a terminal device performs photographing is provided. The photographing method includes synchronizing a clock of the terminal device with a reference clock, and acquiring photographing clock time information indicating a photographing clock time which is based on the reference clock through a communication network. The photographing method also includes specifying a photographing delay time until the photographing is performed since photographing start in the terminal device, and photographing a subject at the photographing clock time indicated by the photographing clock time information. The photographing clock time being based on the clock of the terminal device already synchronized with the reference clock.

Abstract: In a motor control system, a plurality of motor control devices for controlling motors and a controller are connected to each other via a communication line. The controller generates a communication signal including an operation command, and transmits the communication signal to the respective motor control devices in a predetermined communication cycle. The plurality of motor control devices includes two motor control devices in a first group and a motor control device in a second group. Each of the motor control devices in the first group includes a data transceiver, a motor controller, a corrector, and a synchronous timing generator. The data transceiver receives an operation command issued to the motor control device, and receives operation information in the motor control device in the second group. Based on the operation command, the motor controller generates a torque command signal for controlling the motor.