Abstract: A jet propulsion watercraft includes a controller configured or programmed to, when a docked state maintenance operation is performed to maintain a hull in a state docked at a pier, perform a docked state maintenance control to control a water flow generator to maintain generation of a jet of water from the water flow generator while controlling a water flow direction adjuster to maintain a direction of the jet of water generated from the water flow generator in a direction to cause the hull to be pressed against the pier.

Abstract: A jet propulsion system includes a jet propulsion mechanism located at a stern of a watercraft body and including a nozzle including a jetting port to eject a jet of water to generate a propulsive force, a nozzle actuator to rotate the nozzle to change an orientation of the jet of water, and a controller configured or programmed to perform an oscillation control to repeatedly oscillate the nozzle using the nozzle actuator when the watercraft body is launched.

Abstract: A jet propulsion system includes a jet propulsion mechanism including a nozzle, a steering actuator to rotate the nozzle in a right-left direction to change an orientation of a jet of water from a jetting port in the right-left direction, and a controller configured or programmed to, when a person has fallen overboard from a watercraft body, perform a turning control to point a stern toward the person who has fallen overboard by ejecting the jet of water from the nozzle and rotating the watercraft body using the steering actuator.

Abstract: A jet propulsion system includes a jet propulsion mechanism including a nozzle, a manual operator, a wireless controller, and a controller configured or programmed to, in a wireless watercraft maneuvering mode, perform a switching control to cancel the wireless watercraft maneuvering mode and forcibly switch to a manual watercraft maneuvering mode based on the manual operator being operated.

Abstract: [Object] Provided are a radar apparatus that can prevent the leakage of interference waves from a radome, and an on-vehicle sensing system including the radar apparatus. [Solving Means] The radar apparatus of the present disclosure includes a substrate having an antenna structure in which a radiating portion for a radio wave is provided on a first surface, a radome disposed to face the first surface of the substrate, and a radio wave absorbing member disposed between the substrate and the radome, having an opening formed in a portion corresponding to the radiating portion, and including an insulator configured to absorb a radio wave.

Abstract: A control device for controlling an annealing apparatus that performs laser annealing by causing a laser beam to be incident on a surface of a semiconductor wafer and moving a beam spot of the laser beam on the surface of the semiconductor wafer, the control device making a sweep speed of the beam spot of the laser beam faster than twice a value obtained by dividing a thermal diffusivity of the semiconductor wafer by a thickness of the semiconductor wafer.

Abstract: An DC output unit, having: an engine; a generator including an inner stator and an outer rotor; a converter converting electric power generated by the generator to DC power; a fan cooling the generator and the converter; and a cooling mechanism. The cooling mechanism includes a first intake system in which air drawn in through a first intake port passes subsequently by the inner stator of the generator, the fan, and a chassis of the converter, and a second intake system in which second air drawn in through a second intake port subsequently passes by the fan and then by the chassis without passing by the inner stator. The cooling mechanism is configured such that the first intake port, the inner stator, the fan, and the second intake port are arranged, in this order, in an axial direction of a rotation axis of the generator.

Abstract: An engine-driven-DC-supply unit, including: an electric generator; an engine driving the electric generator; an electric power converter that converts the electric power generated by the electric generator driven by the engine to DC power; a controller that controls the electric power converter and/or the engine; a controller-housing case that houses at least the controller; a base member that directly or indirectly supports the electric generator, the engine, the electric power converter, and the controller; and an electric-equipment-housing-case supporter disposed in at least one of the electric generator, the engine, the controller-housing case, or the base member, and supporting an electric-equipment-housing case. The electric-equipment-housing case is free of contact with an external load device, when the engine-driven-DC-supply unit is electrically connected to the external load device.

Abstract: An antenna device including a dielectric substrate, a power supply line, a waveguide, a first antenna element, and a second antenna element. The power supply line is disposed on a first surface of the dielectric substrate. The waveguide is configured to transmit a signal fed from the power supply line in the dielectric substrate. The first antenna element is disposed on a second surface of the dielectric substrate and is configured to receive the signal supplied from the waveguide by a first proximity coupling. The second antenna element is disposed on the second surface of the dielectric substrate and is configured to receive the signal supplied from the waveguide by a second proximity coupling.

Abstract: An antenna (1) according to the present disclosure includes a plate-shaped transparent dielectric member (10), a patch antenna (20), a ground plane (30), and a transparent conductive film (40). The patch antenna (20) is disposed on a front face (11) of the transparent dielectric member (10) and includes holes portions (22) inside the patch antenna (20). The ground plane (30) is disposed on a back face (12) of the transparent dielectric member (10) and includes hole portions (32) inside the ground plane (30). The transparent conductive film (40) is disposed at the hole portions (22) of the patch antenna (20).

Abstract: An automatic excretion-processing device (1) includes a cup (2) attached to a human body and configured to receive an object which is excreted from the human body, a processing unit (3) configured to transfer the object in the cup outside of the cup, an acquisition unit (4) configured to image the inside of the cup and to acquire a captured image of the object, and a determination unit (5) configured to extract a feature of the object with reference to a result of iterative learning using the captured images of the object in different states on the basis of the captured images acquired by the acquisition unit and to classify the state of the object.

Abstract: A control device for controlling an annealing apparatus that performs laser annealing by causing a laser beam to be incident on a surface of a semiconductor wafer and moving a beam spot of the laser beam on the surface of the semiconductor wafer, the control device making a sweep speed of the beam spot of the laser beam faster than twice a value obtained by dividing a thermal diffusivity of the semiconductor wafer by a thickness of the semiconductor wafer.

Abstract: The disclosure provides a control device of an annealing device, which is capable of further suppressing a temperature of a surface opposite to a laser irradiation surface from rising. A beam spot of a pulsed laser beam output from a laser light source on a surface of an annealed target is shaped into a long shape in one direction by a beam shaping optical element. A movement mechanism moves the beam spot with respect to the annealed target. The control device controls the laser light source and the movement mechanism and performs annealing by performing a sweep operation of moving the beam spot in a longitudinal direction of the beam spot with respect to the annealed target while causing the pulsed laser beam to be incident on the annealed target.

Abstract: An antenna (1) according to the present disclosure includes a plate-shaped transparent dielectric member (10), a patch antenna (20), a ground plane (30), and a transparent conductive film (40). The patch antenna (20) is disposed on a front face (11) of the transparent dielectric member (10) and includes holes portions (22) inside the patch antenna (20). The ground plane (30) is disposed on a back face (12) of the transparent dielectric member (10) and includes hole portions (32) inside the ground plane (30). The transparent conductive film (40) is disposed at the hole portions (22) of the patch antenna (20).

Abstract: The present technology relates to a communication device, a communication method, and an electronic device which are capable of suppressing the leak of an electromagnetic wave to the outside of housings in a case where two communication devices perform communication in a state in which housings thereof are brought into contact with or close to each other. The electronic device includes: a waveguide tube that includes a choke structure nearby an opening end and transmits a signal in a state in which the opening end is in contact with or close to an opening end of another waveguide tube; and a transmitting unit that transmits a transmission signal via the waveguide tube and controls a relative relation between a transmission frequency of the transmission signal and a frequency characteristic of the choke structure. The present technology can be applied to, for example, communication devices that transmit millimeter wave signals.

Abstract: The present technology relates to a communication device, a communication method, and an electronic apparatus enabling a signal to be transmitted regardless of a polarization direction of a communication device which is a communication partner so that interference in a signal can be suppressed. A communication device includes: a communication unit that performs transmission of a first signal and a second signal by electromagnetic coupling with another communication device and is able to change each of a direction of a first polarized wave used for the transmission of the first signal and a direction of a second polarized wave used for the transmission of the second signal; and a transmission control unit that sets the direction of the first polarized wave and the direction of the second polarized wave in accordance with the other communication device. The present technology can be applied to, for example, a communication device transmitting a millimeter wave signal.

Abstract: The technology relates to a communication apparatus, a communication method, and an electronic apparatus that allow for suppressing interference between signals in performing bidirectional transmission through electromagnetic coupling between two communication apparatuses. The communication apparatus includes a transmission control section that controls a method of transmission with another communication apparatus that performs the bidirectional transmission through the electromagnetic coupling on the basis of a distance from the other communication apparatus. Alternatively, the communication apparatus includes a transmission control section that controls a method of transmission with another communication apparatus on the basis of an interference level being a level of an interference component of a first signal affecting a second signal in performing transmission of the first signal and reception of the second signal through the electromagnetic coupling with the other communication apparatus.

Abstract: An image processing device includes a parameter processing circuit and an image correction circuit. The image processing device rearrange a plurality of parameters in order of a plurality of reference image data items written to an image memory. The image correction circuit includes a parameter memory, a pixel calculation circuit, an acquisition circuit, a comparison circuit, and a logic circuit. The image correction circuit reads one of one of the plurality of reference image data items from the image memory storing input image data and perform image correction on the one of the plurality of reference image data items to generate an output image corresponding to one of a plurality of output image areas.

Abstract: A connector device according to the present disclosure includes a first connector section and a second connector section. The first connector section includes a waveguide for transmitting a high-frequency signal. The second connector section includes a waveguide for transmitting a high-frequency signal, a yoke disposed to cover the waveguide, and a magnet forming a magnetic circuit with the yoke, and is couplable to the first connector section by the attractive force of the magnet. A communication system according to the present disclosure includes two communication devices and a connector device. The connector device has the above-described configuration and transmits a high-frequency signal between the two communication devices.

Abstract: An ornament has extremely high ornamental presentability, and can easily swing and move about freely in any direction in a manner that can be sustained for a long time, as a result of which visual perceptibility is increased to observers through repetitive variation in the direction of refraction and reflection at the jewelry member. The ornament has an ornament body provided with a receiving portion; a pivot shaft provided in erect fashion on, and in such manner that a bottom end portion thereof makes contact with, said receiving portion; a rigid suspending arm portion that protrudes from a top end portion of said pivot shaft; and a jewelry member supported in pendent fashion by a lower portion of said suspending arm portion; the ornament being characterized in that said pivot shaft is capable of pivoting freely about the bottom end portion thereof as pivot point on said receiving portion.