Abstract: There is provided a device including: a semiconductor element; and a piezoelectric element having a piezoelectric film composed of alkali niobium oxide containing potassium, sodium, niobium, and oxygen, wherein the semiconductor element and the piezoelectric element are formed on the same substrate.

Abstract: There is provided a stacked substrate including: a substrate; and a piezoelectric film provided on the substrate and composed of an alkali niobium oxide containing potassium, sodium, niobium, and oxygen, wherein SIMS analysis of a region of the substrate ranging from a surface of the substrate on which the piezoelectric film is provided to a depth of 1 ?m toward a surface of the substrate opposite to the surface on which the piezoelectric film is provided, reveals that a concentration of potassium is 5E15 cm?3 or less, and a concentration of sodium is 5E15 cm?3 or less, and an orientation rate of crystals constituting the piezoelectric film in a (001) direction is 96% or more.

Abstract: A steering control device includes a processor configured to execute a reaction force control process. The reaction force control process includes a reaction force torque calculation process of calculating a reaction force torque operation amount. The reaction force torque calculation process includes a deviation compensation calculation process of calculating a deviation-compensating component. The deviation compensation calculation process includes a process of calculating a positional deviation, a process of calculating the deviation-compensating component based on the positional deviation, and a process of switching among a plurality of calculation states for calculating the deviation-compensating component. The process of switching among the calculation states is a process of permitting switching among the calculation states on the condition that a permission condition is met.

Abstract: A dust extractor (1) includes: a head (2) having a top cover (13); a tank (3) disposed below the head and on which a first electrically conductive member (41) is mounted; a tank cover (4) disposed between the head and the tank and having a cover part (16) covering an opening (3F) in an upper-end portion of the tank and a suction tube (17) into which a dust-extracting hose (6) is insertable, and on which a second electrically conductive member (42) is mounted; and a suction unit (7) that includes a motor (24) and a blower fan (25) that is rotated by a rotational force generated by the motor, and that generates a suction force in the suction tube. The first electrically conductive member is grounded. The second electrically conductive member is electrically connected to the first electrically conductive member.

Abstract: A steering system includes a steering operation shaft in which power transmission to and from a steering wheel is disabled and that steers a steered wheel of a vehicle, a steering operation motor that generates a steering operation force that is a torque applied to the steering operation shaft so as to steer the steered wheel, and a control device that controls the steering operation motor. When a rotation position of the steering wheel is different from a rotation position corresponding to a steered position of the steered wheel, the control device executes a process for correcting the steered position of the steered wheel to a position corresponding to the rotation position of the steering wheel through the steering operation motor.

Abstract: A steering control device includes a base axial force calculator, a limiting axial force calculator, and a final axial force calculator. The limiting axial force calculator includes a steering angle holder, a reference angle calculator, a final difference calculator, and an axial force calculator. The steering angle holder is configured to hold a steering angle at the time of limiting a turning operation of the turning wheels when the turning operation is limited. The reference angle calculator is configured to calculate a reference angle. The final difference calculator is configured to calculate a final difference which is a final difference between the reference angle and the current steering angle. The axial force calculator is configured to calculate a limiting axial force based on a value of the final difference.

Abstract: A proximity sensor includes a conductor, a receiving electrode, and a first transmission electrode. The conductor has an upper surface. The receiving electrode is separate from the upper surface of the conductor in an upward direction and extends along a first direction. The first direction is orthogonal to the upward direction. The first transmission electrode is separate from the upper surface of the conductor in the upward direction and extends along the first direction. The first transmission electrode and the receiving electrode are aligned with each other in a second direction. The second direction is orthogonal to both the upward direction and the first direction. The first transmission electrode has an upper surface having a shape bulging in the upward direction in a cross section orthogonal to the first direction.

Abstract: A management device controls an interruption unit provided between a power supply source and each of a plurality of outlets. The device determines whether it is in a supply shortage state, determines priorities of the plurality of outlets, and switches the interruption unit associated with an outlet having a low priority to a disconnection state in a case of a supply shortage state. Each of the plurality of outlets includes an acquisition unit configured to acquire priority identification information from a storage medium to which the priority identification information is assigned when at least one load is connected. The device determines the priority of the outlet for each of the plurality of outlets based on the priority identification information acquired by the acquisition unit.

Abstract: A steering control device controls, as a target, a steering device including a steering actuator and a turning actuator that has a structure with a power transmission path cut off from the steering actuator. The steering control device includes a control unit. The control unit is configured to execute; turning-side synchronization control when the absolute value of a deviation amount is a value within a first range; steering-side synchronization control when the absolute value of the deviation mount is a value within a second range that is a larger value than a value within the first range; and at least one of the turning-side synchronization control and the steering-side synchronization control when the absolute value of the deviation amount is a value within a third range that is a value between a value within the first range and a value within the second range.

Abstract: A power conversion device includes a semiconductor module, a cooling device, a case, which accommodates the semiconductor module and the cooling device, a connector, which is connected to an inlet pipe, which is a refrigerant flow pipe of the cooling device, and a sealing member, which seals between the inlet pipe and the connector. The connector includes a pipe portion, which communicates with the inlet pipe, and a flange portion, which is secured to the case. The pipe portion and the flange portion are joined to each other with the pipe portion located in an insertion hole of the flange portion.

Abstract: Each control circuit of a control device for a vehicle drives a motor in one of driving modes that are switched according to an operation state of the control circuit of a system other than an own system. The driving modes include an own-system shutdown mode in which the power supply to a winding set of the own system is stopped when the operation state of the control circuit of a system other than the own system is abnormal. Even when the operation state of the control circuit of a system other than the own system is abnormal, each control circuit does not shift the driving mode to the own-system shutdown mode when an own operation state is a specific operation state in which safety problems are deemed unlikely.

Abstract: A power supply device for outputting a constant voltage to a load, including a power supply unit that has a first battery unit including at least one battery and a second battery unit including at least one battery, a switching unit configured to switch connection between the first battery unit and the second battery unit to series connection or parallel connection, and a control unit configured to control the switching unit so that a voltage set value set in advance according to a specification required by the load is supplied to the load, wherein the control unit controls the switching unit so that the connection between the first battery unit and the second battery unit is the parallel connection, when a first voltage value that is a value of a voltage output from the first battery unit and a second voltage value that is a value of a voltage output from the second battery unit are equal to or larger than a predetermined switching voltage value, and controls the switching unit so that the connection between

Abstract: An input device is provided which is configured such that no matter which position on an operation surface is pushed, the detection sensitivity of the pushing load is suppressed from varying due to different operation positions on the operation surface. An input device includes a first pressing member, a second pressing member, and a substrate. The first pressing member has an operation surface and a first axis and is tiltable around the first axis by the operation surface being pushed. The second pressing member has a second shaft and is tiltable around the second shaft by being pushed by a tilt of the first pressing member. The substrate includes at least one pressure sensor which is to be pushed by the second pressing member. A position of the first axis in the first pressing member is variable in accordance with a pushed position on the operation surface.

Abstract: Control calculation units of a back system in each actuator operate by a collaborative drive mode in which a torque is output to a motor drive unit by using an information transmitted and received mutually by a communication between the systems in common. Cooperative control calculation units in a reaction force actuator and a turning actuator can operate in cooperation with each other based on the information transmitted and received mutually by a communication between actuators. A communication between adjacent systems and a communication between adjacent actuators are restored, when a focus control calculation unit is restored, after the focus control calculation unit is stopped during operation and at least one of the communication between adjacent systems or the communication between adjacent actuators is interrupted.

Abstract: In a motor control device for a steer-by-wire steering device, the motor control device having a redundant system consisting of two systems, a first turning current command value is calculated in a first system, and a second turning current command value is calculated in a second system. A third processor outputs the first turning current command value when the two current command values are not divergent and outputs the second turning current command value when the two current command values are divergent. When a determination of a rapid steering operation is made, the third processor outputs the first turning current command value regardless of whether or not the two current command values are divergent.

Abstract: A transparent antenna is for use in a wireless terminal (100) including an imaging device having a plurality of pixels (21) arranged in an array and a camera lens (22) arranged above the imaging device. The transparent antenna is formed by an antenna pattern (31) included in an antenna base (32) provided above the camera lens (22).

Abstract: A steering system includes a steering shaft that rotates along with an operation of a steering wheel; a motor configured to generate a torque that is applied to the steering shaft; and a control unit configured to control the motor. The control unit is configured to control the motor such that a rotation speed of the steering wheel decreases gradually to zero when automatic rotation of the steering wheel is stopped, in a case where the steering wheel is automatically rotated as an adjustment process of adjusting a rotational position of the steering wheel.

Abstract: A control device includes control circuits of a plurality of systems. When a transition condition is established, the control circuits of the systems make transition of a driving mode from a first driving mode to a second driving mode, and when a return condition is established in a state in which the driving mode has transitioned to the second driving mode, the control circuits of the systems make transition of the driving mode from the second driving mode to the first driving mode while gradually changing the current command values of the control circuits' own systems toward the current command values before the adjustment.

Abstract: An input device includes a fixed electrode, a reference electrode, a switch electrode, an operating member, and a moving electrode. The moving electrode is provided for the operating member and is movable integrally with the operating member. The moving electrode includes a first connection portion and a second connection portion. Subjecting the operating member to no press operation keeps the moving electrode out of contact with the fixed electrode, the reference electrode, or the switch electrode. Subjecting the operating member to a press operation brings the first connection portion into contact with the reference electrode and then brings the second connection portion into contact with the switch electrode.