Abstract: A radio-frequency circuit is used in simultaneous transfer of a radio-frequency signal of 4G and a radio-frequency signal of 5G, and includes a first transfer circuit that selectively receives the 4G radio-frequency signal or the 5G radio-frequency signal, and transfers a radio-frequency signal of a first communication band including a first transmission band and a first reception band and a radio-frequency signal of a second communication band including a second transmission band and a second reception band. The first and second transmission bands at least partially overlap. The first transfer circuit includes a first power amplifier that amplifies transmission signals of the first and second communication bands, and a first transmission filter that has a first passband including the first and second transmission bands, and passes the transmission signals of the first and second communication bands output from the first power amplifier.

Abstract: A route generation device for an autonomous mobile body 1 is configured to generate a route for the autonomous mobile body 1 based on a cost map of a way serving as the route for the autonomous mobile body 1, the cost map including a plurality of grid cells M1 to M9 into which the cost map is divided. In the cost map, a center of a road RD is assigned with a lower value of cost than an edge zone of the road RD. The route generation device includes a controller that is configured to update the cost map based on a result of detection by an outside recognition device, and generate a route based on the updated cost map.

Abstract: There is provided a metal plate antenna transmitting and receiving wireless signals conforming to a prescribed communication standard, wherein an antenna width is designed to satisfy radiation resistance achieving a prescribed standing wave ratio in a resonant mode in which a loop length of the metal plate antenna is 1.5 wavelength of a wireless signal conforming to the prescribed communication standard.

Abstract: Intake efficiency in an intake system is improved. An intake system takes air through an air inlet duct extending from an air cleaner case, and includes a vortex generator that causes the flow of the intake air inside the air inlet duct to rotate around an axis of the air inlet duct.

Abstract: An image forming apparatus includes a controller configured to provide a mobile input function that enables the image forming apparatus to accept input operations from a mobile terminal via a network interface. After starting to provide the mobile input function, the controller sends display data to the mobile terminal via the network interface, thereby causing the mobile terminal to display an operation screen for operating the image forming apparatus from the mobile terminal. The controller displays a standby screen including a particular operable object on a touch panel when the mobile input function is not provided. When the particular operable object is operated, the controller switches the standby screen to a local operation screen. In response to accepting an operation on the local operation screen, the controller performs a process according to what kind of operation has been accepted on the local operation screen.

Abstract: An image forming apparatus includes a network interface, an operation panel including a touch panel, and a controller. The controller is configured to provide a mobile input function to a mobile terminal via the network interface. In response to accepting a first operation to the operation panel with a local operation screen not displayed on the touch panel, the controller causes the touch panel to display the local operation screen, and thereafter switches the local operation screen on the touch panel to a standby screen after waiting until a continuous time with no operation to the touch panel exceeds a first threshold time. In response to accepting a second operation to the operation panel with the local operation screen not displayed on the touch panel, the controller causes the touch panel to display the standby screen without waiting for the first threshold time to elapse.

Abstract: A coated tool according to the present disclosure is a coated tool including a base body and a coating film located on the base body. The coated tool has a first surface with a rake face, a second surface with a flank face, and a third surface located between the first surface and the second surface and being a C surface or an R surface. The coating film includes a first coating film located on the first surface and/or a second coating film located on the second surface, and a third coating film located on the third surface. When a wavenumber of a maximum Raman peak of the first coating film is referred to as a first wavenumber, a wavenumber of a maximum Raman peak of the second coating film is referred to as a second wavenumber, and a wavenumber of the maximum Raman peak of the third coating film is referred to as a third wavenumber, the third wavenumber is smaller than the first wavenumber and the second wavenumber.

Abstract: A transmission X-ray diffraction on a cross section of a boron nitride sintered body perpendicular to a first surface provides X-ray intensities at a top of a 111 diffraction peak of cubic boron nitride and X-ray intensities at a top of a 002 diffraction peak of compressed boron nitride, in a direction perpendicular to the first surface and a direction parallel to the first surface. A compressed boron nitride content value obtained from these X-ray intensities is greater than 0.002 and smaller than 0.01. A cubic orientation value is greater than 0.5, and a compressed boron nitride orientation value is greater than the cubic orientation value. An insert has a coating layer on at least a part of a surface of the boron nitride sintered body.

Abstract: A portable drone port that is portable and disposed on a landing surface for a drone includes a covering section configured to cover the landing surface and provided with markers of different sizes. The covering section includes a restraining section configured to restrain, on the covering section, the drone that lands on the covering section. The restraining section is hook-and-loop fasteners including a hook-and-loop fastener on one side disposed on the covering section and a hook-and-loop fastener on the other side disposed on the drone and configured to join to the hook-and-loop fastener on the one side.

Abstract: An aircraft position control system that keeps an aircraft at target coordinates in an inertial space with respect to a target landing point that moves includes an acceleration correction processing unit that, based on acceleration of the aircraft and an attitude of the aircraft, outputs first attitude correction acceleration for correcting the acceleration of the aircraft, a complementary filter that, based on the first attitude correction acceleration and inertial velocity of the aircraft, outputs second attitude correction acceleration in which a drift component included in the first attitude correction acceleration is removed, and a smoothing processing unit that, based on the second attitude correction acceleration and relative coordinates between the aircraft and the target landing point, outputs smoothed relative coordinates obtained by smoothing the relative coordinates.

Abstract: There is provided a metal plate antenna that has an arch shape and transmits and receives a radio signal based on a specified communication standard, comprising: a feeding point contact portion configured to come into contact with a feeding point formed on a substrate at one end of the arch shape; and a GND contact portion configured to come into contact with a GND formed on the substrate at the other end of the arch shape, wherein an antenna length defined by a length between the feeding point contact portion and the GND contact portion is formed to be approximately ½ of a wavelength of the radio signal based on the specified communication standard.

Abstract: An automatic landing system for a vertical take-off and landing aircraft includes: a camera mounted on a vertical take-off and landing aircraft; a relative-position acquisition unit configured to perform image processing on an image captured by the camera, the image including a marker group provided at a target landing point, to acquire a relative position between the vertical take-off and landing aircraft and the target landing point; and a control unit configured to control the vertical take-off and landing aircraft such that the relative position becomes zero, in which the marker group includes a plurality of markers that are arranged side by side and that have different center positions from each other, the markers are larger as arranged farther away from the target landing point, and the relative-position acquisition unit acquires the relative position based on a distance between the marker recognized in the image and the target landing point.

Abstract: An aircraft control system includes a target instruction value calculation unit acquires a target instruction value to set an aircraft in a target state, a reference velocity calculation unit inputs, to a reference model in which reference velocity corresponding to a reference value of aircraft velocity is set uniquely as an output value according to an input value, a value based on the target instruction value as the input value. A relative velocity calculation unit calculates relative velocity of the aircraft to a target position, the relative velocity being used in control of the aircraft. An estimated disturbance quantity calculation unit calculates an estimated disturbance quantity acting on the aircraft, based on a difference between the relative velocity and the reference velocity, and a correction target instruction value calculation unit corrects the target instruction value, based on the estimated disturbance quantity calculated at a previous timing.

Abstract: An aircraft position control system to make a position of an aircraft follow movement of a target landing point due to motion includes a motion quantity estimation processing unit that estimates a motion quantity of the target landing point, based on attitude correction acceleration for correcting attitude of the aircraft and a relative position between the aircraft and the target landing point, and a target information generation unit that outputs a target relative position between the aircraft and the target landing point to be achieved and target relative velocity between the aircraft and the target landing point to be achieved, based on the estimated motion quantity.

Abstract: This electronic device, which is used while being assembled at a mounting position of an assembling target, includes: a plurality of terminals configured to receive a plurality of input signals and a mounting position registration unit that determines and registers a mounting position on the basis of a combination of input states of the plurality of terminals including the plurality of input signals received through the plurality of terminals.

Abstract: A communication device comprising: a plurality of wireless communication sections; and a control section configured to repeatedly perform a measurement process including transmission of a signal from a representative wireless communication section, reception of the signal from another communication device by the plurality of wireless communication sections, and calculation of a reliability parameter with regard to at least any of the wireless communication sections, control a selection process of selecting the representative wireless communication section each time the measurement process is repeated, and control a positional parameter determination process on a basis of the reliability parameter, the positional parameter determination process being a process of determining a positional parameter indicating a position of the other communication device on a basis of a plurality of a first incoming waves obtained through repetition of the measurement process.

Abstract: A communication device comprising: a plurality of wireless communication sections; and a control section configured to control a repetition process of repeatedly performing a measurement process, on a basis of a reliability parameter calculated through the measurement process, and control a selection process of selecting a representative wireless communication section each time the measurement process is repeated in the repetition process, the measurement process including transmission of a signal from the representative wireless communication section, reception of the signal by the plurality of wireless communication sections, and calculation of the reliability parameter with regard to at least any of the wireless communication sections.

Abstract: A positional relationship between devices that have transmitted and received signals is more accurately estimated. An antenna device used for an arithmetic operation that is based on a signal received from a certain communication device, the antenna device comprising a first antenna, a second antenna, and a third antenna at positions meeting respective vertices of an equilateral triangle.

Abstract: A positional relationship between devices that have transmitted and received signals is more accurately estimated. A control device comprising a control section configured to perform control of estimating a positional relationship between a communication device and another communication device based on a signal transmitted and received between the communication device including at least three or more antennas, and the another communication device including at least one or more antennas, wherein the control section performs the control of estimating the positional relationship by excluding a contradictory temporary result among temporary results of the positional relationship estimated based on the signal received by the communication device from the another communication device.

Abstract: An information processing apparatus includes circuitry. The circuitry generates an abnormal end file in response to an occurrence of an abnormal end of a process being executed, the abnormal end file indicating an occurrence state of the abnormal end, extracts a part of information from the generated abnormal end file, writes the extracted information as abnormal information in a memory, reads the abnormality information from the memory, and displays the abnormality information on a display.