Abstract: The wireless communication system includes a wireless relay station staying in the air, a ground station for transmitting and receiving radio waves to and from the wireless relay station, and a wireless relay station monitoring control device. The wireless relay station monitoring control device calculates a prediction value of a rainfall attenuation amount of the feeder link at a movement candidate position in a radio relay area of the wireless relay station and a current position on the basis of weather prediction information. Further, the communication quality of the feeder link at the movement candidate position and the current position is predicted based on the prediction value. Further, a position at which attenuation of the feeder link is predicted to be less than that at which the wireless relay station stays at the current position is selected from the movement candidate positions on the basis of the communication quality.

Abstract: A signal processing apparatus (10) according to the present disclosure includes: an overlap-type FFT processing unit (11) that performs FFT processing overlapping input subcarrier signals each other for each of FFT blocks, and a generation unit (12) that generates a signal which is obtained by frequency shifting the subcarrier signals that have been subjected to the FFT processing by the overlap-type FFT processing unit (11) by a frequency shift amount of a subcarrier, a phase offset that occurs between the FFT blocks overlapping each other being compensated in the signal.

Abstract: The present disclosure provides a wireless communication system. The system includes a plurality of wireless communication stations connected to a data network. Wireless terminals located within a service area provided by the wireless communication station connects with the wireless communication stations to send and receive packets to and from the data network. Along with changes in the relative position between the wireless terminal and the wireless communication station, a handover procedure is executed to switch the connection of the wireless terminal from the current wireless communication station to a target wireless communication station. The priority of the handover procedure is determined for each wireless terminal. The handover procedure for the plurality of wireless terminals for which a trigger of the handover procedure has been occurred is carried out according to the priority.

Abstract: The wireless communication system includes: a terminal station, a terrestrial base station, a plurality of node stations, a route control circuitry, and a management circuitry. The route control circuitry is configured to perform: calculating band usage rates of communication links formed among the plurality of node stations; setting a plurality of communication routes to be candidates; calculating cost values of the plurality of communication routes to be the candidates, based on the band usage rates and delay times; and comparing the cost values and selecting a communication route with the smallest cost value from among the plurality of communication routes to be the candidates. The management circuitry is configured to perform allocating bands to communication links included in the selected communication route. The terminal station and the terrestrial base station perform wireless communication using the bands allocated to the communication links included in the selected communication route.

Abstract: The present disclosure relates to a wireless communication system using a network to which an MEC technology is applied, and providing a stable service by controlling contents served from the edge server to the terminals as needed. The system includes a terminal which connects to a base station functionality provided within the network, an edge server provided within the network along with the base station functionality, and a non-edge server provided at a position away from the base station functionality within the network. The wireless communication system is configured to perform content replacement control for swapping the service handled by the edge server and the service handled by the non-edge server based on at least one of the required QoS of the services received by the terminal and the traffic volume generated by the group of terminals receiving the same service.

Abstract: An obstacle monitoring system includes: a sensing means; a first obstacle detection means; and a control means for selectively executing a plurality of control modes including a first control mode in which a moving speed of a moving body is a first moving speed and a sensing field of view of the sensing means is a first field of view, and a second control mode in which a moving speed of the moving body is a second moving speed and a sensing field of view of the sensing means is a second field of view. When the first obstacle detection means detects the obstacle while the control means is executing the first control mode, the control means executes the second control mode in such a way as to capture the obstacle within the second field of view.

Abstract: A wireless communication system according to one embodiment includes: a weather radar antenna that is provided in the wireless station and receives a weather radar signal transmitted from the wireless station toward the node station and reflected; rainfall amount prediction circuitry configured to predict a rainfall amount between the wireless station and the node station on the basis of the weather radar signal received; quality prediction circuitry configured to predict quality of wireless communication between the wireless station and the node station on the basis of the rainfall amount predicted; and switching control circuitry configured to perform control to switch a line connecting the node station and the wireless station to another line connecting the node station and another communication station before interruption of the line in a case where the quality of the wireless communication predicted is less than a predetermined threshold.

Abstract: A calibration system includes a point cloud acquisition unit for acquiring a target sensing point cloud from a target sensing device that measures a distance from a target object for which surveying reliability is ensured, and a calibration unit for calibrating a position and a pose of the target sensing device based on the target sensing point cloud.

Abstract: An object recognition system includes: an image recognition unit for generating an image bounding box by performing image recognition on image data obtained by photographing a target region; a point cloud clustering unit for generating a point cloud bounding box by performing clustering on point cloud data obtained by measuring the target region; an association unit for associating the image bounding box with the point cloud bounding box; and an output unit for outputting the image bounding box associated with the point cloud bounding box as an object recognition result based on a distance of the point cloud bounding box.

Abstract: Provided is a road monitoring system including a fixed point observation sensing result acquisition unit for acquiring a fixed point observation sensing result of a fixed point observation sensing unit installed to sense a road, an abnormal area detection unit for detecting an abnormal area of the road based on the fixed point observation sensing result, and a request transmission unit for transmitting an abnormal area sensing request to a vehicle capable of sensing the abnormal area in a case where the abnormal area detection unit detects the abnormal area, in which the abnormal area sensing request includes a position of the abnormal area.

Abstract: A monitoring device according to the present disclosure includes a division unit for dividing a three-dimensional space indicating point cloud data into at least one divided space, an observation unit for observing a feature amount of first point cloud data included in the divided space in a reference period and observing a feature amount of second point cloud data included in the divided space in an observation period, and a determination unit for determining, as an abnormal state, a first divided space in which a time during which a difference between the feature amount of the second point cloud data and the feature amount of the first point cloud data exceeds a first threshold value is longer than a second threshold value, in which the first divided space is included in the at least one divided space.

Abstract: An analysis device according to the present disclosure includes a detection unit for detecting at least one moving object included in evaluation point cloud data by using a difference between reference point cloud data indicating a predetermined space in a reference period and the evaluation point cloud data indicating the predetermined space in an evaluation period, a recognition unit for recognizing at least one object included in image data of the predetermined space, a processing unit for associating the at least one object with the at least one moving object, and an attribute assignment unit for assigning an attribute of the object to the moving object associated with the object.

Abstract: A plurality of communication stations such as aerial vehicles, LEO satellites and GEO satellites transfer packets by mutually establishing links. A UE connects to the aerial vehicle providing a service area and transmits and receives packets to and from a data network. A route control device collects information on the required QoS corresponding to the service type of the UE, predicts the communication qualities of the links between the communication stations, and determines a communication path based on the communication qualities so that the required QoS is satisfied between the aerial vehicle and the data network. The communication stations included in the communication path receive distribution of a routing table including the transfer destination information of the traffic and transfer the packet according to the information.

Abstract: A protector structure for an underfloor component includes an underfloor component that is a high-voltage component or a fuel tank disposed under a floor of a vehicle, a boarding and alighting step disposed further laterally outward with respect to the underfloor component, and a protection member disposed between the underfloor component and the boarding and alighting step. The protection member includes a contact wall that laterally faces the boarding and alighting step and that is inclined laterally inward as the contact wall extends downward.

Abstract: An information processing device according to the present disclosure includes: an acquisition unit that acquires first three-dimensional data of a target object measured from equipment, which is an object to be measured for displacement, and second three-dimensional data of the target object measured from the equipment in a state where no displacement occurs; and an identification unit that identifies displacement of the equipment based on a positional difference between the first three-dimensional data and the second three-dimensional data.

Abstract: A wireless communication system according to one embodiment includes: a weather radar antenna that is provided in the wireless station and receives a weather radar signal transmitted from the wireless station toward the node station and reflected; rainfall amount prediction circuitry configured to predict a rainfall amount between the wireless station and the node station on the basis of the weather radar signal received; quality prediction circuitry configured to predict quality of wireless communication between the wireless station and the node station on the basis of the rainfall amount predicted; and switching control circuitry configured to perform control to switch a line connecting the node station and the wireless station to another line connecting the node station and another communication station before interruption of the line in a case where the quality of the wireless communication predicted is less than a predetermined threshold.

Abstract: A point cloud processing apparatus according to the present disclosure is a point cloud processing apparatus that includes an acquisition unit that acquires first point cloud data generated by measuring a space including a moving object for a predetermined period, an estimation unit that estimates speed information of the moving object, based on second point cloud data constituting the moving object, the second point cloud data being included in the first point cloud data, and a correction unit that corrects a position of the second point cloud data using the speed information and difference information between a time when the second point cloud data is generated and a reference time.

Abstract: A measurement apparatus according to the present disclosure includes a position specifying unit configured to specify, using an apparatus reference coordinate system having a position of the measurement apparatus set as a reference, a position of each of a plurality of other measurement apparatuses; a candidate specifying unit configured to extract at least three measurement apparatuses out of the measurement apparatus and the plurality of the other measurement apparatuses and to specify, based on the positions of the extracted measurement apparatuses, a candidate region that serves as a candidate of a common region referred to in performing alignment of data captured by the measurement apparatus and the plurality of the other measurement apparatuses; and a common region determining unit configured to determine the common region based on the distribution of the plurality of the candidate regions obtained by changing combinations of the measurement apparatuses to be extracted.

Abstract: A wireless communication method according to an embodiment extracts rainfall data of each of places between a plurality of relay stations moving in the sky in an NTN and a plurality of ground stations placed on the ground in respective cells formed by the relay stations at predetermined time intervals from rainfall prediction of each predetermined region based on observation data of a weather radar, predicts deterioration in communication of a feeder link of each of the plurality of relay stations caused by rainfall on the basis of the extracted rainfall data, determines a communication quality of the feeder link of each of the plurality of relay stations on the basis of the predicted deterioration in communication of each feeder link, and controls the feeder link such that the feeder link satisfies a predetermined communication quality.

Abstract: A detection device (10) according to the present disclosure includes an acquisition unit (11) that acquires point cloud data indicating a distance from a measurement device to an object and luminance information obtained from reflected light of a beam emitted when the point cloud data is measured, an edge detection unit (12) that performs edge detection based on the luminance information, and a crack determination unit (13) that determines whether an area indicates a crack by using a shape of the area in which, of a plurality of points indicated by the point cloud data, points having luminance within a predetermined range of difference from luminance of a point detected as an edge are distributed.