Seiko Epson Corporation

Rakuten Group, Inc.

Ihi Corporation

Rakuten, Inc.

Jun Takizawa

Takafumi Noda

Mitsuru Nakazawa

Yuji Sasaki

Toshiaki Tazume

Junji Torii

Mitsuhiro Yamamura

Takeshi Miyashita

Taketomi Kamikawa

Tsukasa Ota

Toru Shinohara

Naoko Shima

Hirofumi Horiuchi

Eiji Takamura

Teruyuki Wada

The learning system SYacquires control information output from a control model M by inputting to the control model M environmental information including weather information in at least one of a surrounding environment of an unmanned aerial vehicle P and an environment of a planned flight area of an unmanned aerial vehicle P, and when the unmanned aerial vehicle P takes an action based on the control information, performs reinforcement learning of the control model M using a reward r representing an evaluation of a result of the action.

Learning device, information processing device, and learned control model

Provided is a flight simulation system for an unmanned aerial vehicle capable of performing pilot training of the unmanned aerial vehicle in an environment closer to a real environment. The flight simulation system for an unmanned aerial vehicle includes: an operation data acquisition unit configured to acquire operation data of a virtual unmanned aerial vehicle performed by a trainee; a simulator unit configured to calculate, based on geospatial data of a real space and the operation data, a current position of the virtual unmanned aerial vehicle in the real space; and a display unit configured to generate an image of the virtual unmanned aerial vehicle so that the virtual unmanned aerial vehicle is visually recognizable at the current position in the real space, and to output the generated image to the trainee.

Operation simulation system and method for unmanned aircraft

The information processing device detects a feature existing in the peripheral area of a landing candidate place of the UAV, estimates a degree of influence on a landing due to downwardly-blowing wind generated during the landing of the UAV, hitting and bouncing off the feature, which is the degree of influence at the landing candidate place, and determines whether or not the landing candidate place is suitable for landing on the basis of the estimated degree of influence.

Information processing device, landing suitability determining method, and non-transitory computer readable memory

The sensing system S extracts a target area to be subjected to short-distance sensing by the UGVon the basis of the long-distance sensing data obtained by the UAVin the air performing long-distance sensing on a lower place, perform movement control for moving the UGVtoward the target area. And then, the sensing system S acquires short-distance sensing data obtained by performing short-distance sensing on the whole or a part of the target area by the UGVthat has moved according to the movement control.

Sensing system, sensing data acquisition method, and control device

The unmanned aerial vehicle system S identifies a landing point candidate that is a candidate for an emergency landing point for causing an UAVflying toward a destination point to make an emergency landing at other than the destination point and calculate a recovery cost regarding a recovery route candidate connecting a reference point and the landing point candidate, the recovery cost being used to determine a recovery route connecting the reference point and the emergency landing point or the emergency landing point.

Information processing system, information processing device, and information processing method

Remaining charge acquisition means of a battery installation system acquires remaining charge information on a remaining charge of each of a plurality of batteries which are installable in an unmanned aerial vehicle. Battery weight acquisition means acquires battery weight information on a weight of each battery. Location acquisition means acquires location information on a movement destination of the unmanned aerial vehicle. Selection means selects, based on the remaining charge information, the battery weight information, and the location information, from among the plurality of batteries, a battery having a remaining charge equal to or more than a battery consumption amount for moving to the movement destination. Processing execution means executes processing for installing the battery selected by the selection means in the unmanned aerial vehicle.

Battery installation system, battery installation method, and program

An unmanned aerial vehicle (UAV) control system includes a first UAV, a second UAV that flies near the first UAV during a flight of the first UAV and is configured to obtain wind information about wind, and flight control means for controlling the flight of the first UAV based on the wind information obtained by the second UAV.

Unmanned aerial vehicle control system, unmanned aerial vehicle control method, and program

To ensure stability of flying by an unmanned aerial vehicle, first acquisition means of an unmanned aerial vehicle control system acquires first information, which is at least one piece of information for operating an unmanned aerial vehicle that is flying or information on a result of detecting an operation of the unmanned aerial vehicle. Second acquisition means acquires second information for operating the unmanned aerial vehicle after switching of control of the unmanned aerial vehicle. Flight control means restricts, in accordance with the first information and the second information, switching to control of the unmanned aerial vehicle based on the second information.

An unmanned aerial vehicle is caused to fly by avoiding a no-fly zone, which changes as a moving object moves. Provided is an unmanned aerial vehicle control system, including: moving object position acquisition means for acquiring moving object position information on a current position of a moving object moving above a surface of an earth; zone setting means for setting a no-fly zone in which a flight of an unmanned aerial vehicle is inhibited based on the moving object position information; and flight control means for controlling the flight of the unmanned aerial vehicle so that the unmanned aerial vehicle avoids the no-fly zone set based on the moving object position information.

Stability of an unmanned aerial vehicle is sought by using a flight controller of an unmanned aerial vehicle control system for controlling flying by an unmanned aerial vehicle based on an instruction from a first operator. A determiner is used to determine whether a second operator visually recognizes the unmanned aerial vehicle based on a predetermined determination method. A switcher is used to switch, based on a result of the determination obtained by the determiner, from a first state, in which the unmanned aerial vehicle flies in accordance with an instruction from the first operator, to a second state, in which the unmanned aerial vehicle flies in accordance with an instruction from the second operator.

An inverter unit includes a circuit board that has a power device and a capacitor configuring an inverter circuit and provided on a front surface and an exposure region provided on a rear surface, a lower case that is provided with an exposure opening for exposing the exposure region and supports a surrounding area of the exposure region, and an upper case that is provided with a rib structure pressed against the front surface of the circuit board and pressurizing the circuit board toward the lower case and has the lower case attached thereto. The circuit board is sandwiched between the lower case and the upper case.

Inverter device and electric compressor

Provided are a sheet processing device and a sheet manufacturing apparatus capable of removing color material from printed parts without excess or deficiency. A sheet processing device has a detector configured to detect a printed part printed on a sheet; and an eraser configured to selectively remove at least a surface part of a printed area including the printed part detected by the detector. The eraser includes a grinding tool to grind the sheet, and a pressure mechanism configured to selectively increase contact pressure between the sheet and the grinding tool in the printed area.

Sheet processing device and sheet manufacturing apparatus

A method of manufacturing a three-dimensional shaped object in which the three-dimensional shaped object is manufactured by laminating layers includes: a layer formation step of forming layers using a material containing powder and a binder; a removal step of removing a portion of the material in a boundary region including at least one of an end portion of a shaping region of the three-dimensional shaped object in the layer and an outer portion of the shaping region adjacent to the end portion by irradiating the boundary region with a laser; and a melting and solidifying step of melting and solidifying the material after melting in the shaping region by performing irradiation with the laser.

Method of manufacturing three-dimensional shaped object

A thermal detector includes a thermal detection element, a support member, and a fixing part supporting the support member. The support member mounts and supports the thermal detection element on a second side thereof with a first side thereof facing a cavity. The support member includes a first layer member disposed on the second side and having a residual stress in a first direction, and a second layer member laminated on the first layer member on the first side and having a residual stress in a second direction opposite to the first direction. A thermal conductance of the first layer member is less than a thermal conductance of the second layer member.

Growing community of inventors

Nagano, Japan

Jun Takizawa