Abstract: A content generation apparatus capable of easily confirming content data, the information of which is registered in a blockchain, is provided. An image pickup apparatus generates an image file and then immediately calculates a hash value of the image file, and transmits image file information including the hash value to a management system. In response to receipt of a registration completion notification indicating that a process of registering the image file information in a blockchain is completed, the image pickup apparatus stores registration-completed information indicating that the image file information is registered in the blockchain, relating to the image file.

Abstract: An image processing device includes: a circuit block in which an operation period is predetermined and intermittent operation is performed according to the operation period; a plurality of SRAMs; and a dummy control circuit configured to increase an intensity of a dummy operation of an unused SRAM among the plurality of SRAMs for a certain period of time before the operation period of the circuit block, and to decrease the intensity of the dummy operation of the unused SRAM among the plurality of SRAMs for a certain period of time after the operation period of the circuit block.

Abstract: A content generation apparatus capable of guaranteeing that a provider of a content is a generator of the content is provided. The content generation apparatus that generates a content according to an instruction received from a user includes an acquisition unit configured to acquire biometric information of the user, a biometric authentication unit configured to perform biometric authentication of the user based on the biometric information of the user, a hash value generation unit configured to generate a hash value of the content in a case that the biometric authentication of the user has succeeded, and a communication unit configured to transmit the content and information of the content to a management server that registers the hash value and the information of the content in a blockchain. The information of the content includes result information indicating a result of the biometric authentication of the user.

Abstract: A non-limiting example information processing system includes a first input apparatus including a strain sensor, a second input apparatus including a motion sensor, and an information processing apparatus. The strain sensor provides an output corresponding to a force applied to at least a portion of the first input apparatus. The motion sensor provides an output corresponding to a motion of the second input apparatus. The information processing apparatus includes a computer that executes obtaining strain data corresponding to the output of the strain sensor and motion data corresponding to the output of the motion sensor, and executing first control on an object disposed in a virtual space based on the strain data, and second control on the object based on the motion data, the second control being different from the first control.

Abstract: A method for manufacturing a friction material containing a friction modifier, a fibrous material and a binder as raw materials is provided. The method includes a step of mixing and agitating the raw materials by low frequency acoustic agitation. A content of the fibrous material in the friction material may be 1 mass % or more and 50 mass % or less. The content of the fibrous material in the friction material may be 3 mass % or more and 40 mass % or less.

Abstract: A method of designing an aircraft shape of a supersonic aircraft according to an embodiment of the present invention includes: obtaining an equivalent cross-sectional area distribution of an initial shape at an off-track position of an aircraft; setting a target equivalent cross-sectional area distribution at the off-track position of the aircraft for reducing sonic booms on the basis of the obtained equivalent cross-sectional area distribution; and converting, on the basis of a required additional cross-sectional area distribution that is a difference between the equivalent cross-sectional area distribution and the target equivalent cross-sectional area distribution, a required additional cross-sectional area of a cross-section of the aircraft on an off-track Mach plane that extends through an arbitrary position in an airflow direction into a required additional cross-sectional area of a cross-section of the aircraft on an on-track Mach plane of the aircraft that is located near the off-track Mach plane and

Abstract: [Object] To provide a supersonic aircraft and a method of reducing sonic booms, by which sonic booms due to engine exhaust can be reduced. [Solving Means] A supersonic aircraft includes: a pair of engine nacelles 12R, 12L mounted on a fuselage 11 of an airframe 10; fins 13R, 13L as a pair of shielding plates that inhibits engine exhaust 15 discharged from jet engines (not shown) accommodated in the engine nacelles 12R, 12L from wrapping downward around the airframe 10; and a pair of horizontal tails 14R, 14L disposed behind the engine nacelles 12R, 12L. The fins 13R, 13L are disposed on the horizontal tails 14R, 14L so as to sandwich the engine exhaust 15, respectively.

Abstract: A wear debris collection device includes a rotation body that is connected to a rotation shaft and performs rotating movement in accordance with rotation of the rotation shaft, a braking member that brakes the rotating movement of the rotation body, a hood covering the rotation body and the braking member and to prevent dust from entering from outside, a blower that blows air into the hood, a collection apparatus that suctions air in the hood and collects wear debris of the braking member contained in the air, and an air pressure adjuster that measures air pressure in the hood and external air pressure and adjusts an air quantity of at least one of the blower and the collection apparatus so that the air pressure in the hood equals the external air pressure.

Abstract: A sintered friction material includes a copper component in an amount of 0.5% by mass or less, a titanate as a matrix, a ceramic material, and a lubricant. A method for manufacturing a sintered friction material includes a step of mixing raw materials including a titanate for forming a matrix, a step of molding the raw materials, and a step of sintering a molded body molded in the molding step. In the method, a sintering temperature in the sintering step is 900° C. to 1300° C.

Abstract: A sintered friction material, in which a content of a copper component is 0.5 mass % or less, is provided. The sintered friction material includes a titanate and a metal material other than copper, as a matrix. A content of the metal material other than copper is 10.0 volume % to 34.0 volume %. A method for manufacturing a sintered friction material is provided. The method includes a mixing step of mixing raw materials containing a titanate and a metal material other than copper, a molding step of molding the raw materials mixed in the mixing step, and a sintering step of sintering, at 900° C. to 1300° C., a molded product molded in the molding step. In the sintered friction material, the titanate and the metal material other than copper form a matrix, and a content of the metal material other than copper is 10.0 volume % to 34.0 volume %.

Abstract: A non-limiting example information processing system includes a first input apparatus including a strain sensor, a second input apparatus including a motion sensor, and an information processing apparatus. The strain sensor provides an output corresponding to a force applied to at least a portion of the first input apparatus. The motion sensor provides an output corresponding to a motion of the second input apparatus. The information processing apparatus includes a computer that executes obtaining strain data corresponding to the output of the strain sensor and motion data corresponding to the output of the motion sensor, and executing first control on an object disposed in a virtual space based on the strain data, and second control on the object based on the motion data, the second control being different from the first control.

Abstract: A non-limiting example information processing system includes a first input apparatus including a strain sensor, a second input apparatus including a motion sensor, and an information processing apparatus. The strain sensor provides an output corresponding to a force applied to at least a portion of the first input apparatus. The motion sensor provides an output corresponding to a motion of the second input apparatus. The information processing apparatus includes a computer that executes obtaining strain data corresponding to the output of the strain sensor and motion data corresponding to the output of the motion sensor, and executing first control on an object disposed in a virtual space based on the strain data, and second control on the object based on the motion data, the second control being different from the first control.

Abstract: A wear debris collection device includes a rotation body that is connected to a rotation shaft and performs rotating movement in accordance with rotation of the rotation shaft, a braking member that brakes the rotating movement of the rotation body, a hood covering the rotation body and the braking member and to prevent dust from entering from outside, a blower that blows air into the hood, a collection apparatus that suctions air in the hood and collects wear debris of the braking member contained in the air, and an air pressure adjuster that measures air pressure in the hood and external air pressure and adjusts an air quantity of at least one of the blower and the collection apparatus so that the air pressure in the hood equals the external air pressure.

Abstract: A non-limiting example information processing system includes a first input apparatus including a strain sensor, a second input apparatus including a motion sensor, and an information processing apparatus. The strain sensor provides an output corresponding to a force applied to at least a portion of the first input apparatus. The motion sensor provides an output corresponding to a motion of the second input apparatus. The information processing apparatus includes a computer that executes obtaining strain data corresponding to the output of the strain sensor and motion data corresponding to the output of the motion sensor, and executing first control on an object disposed in a virtual space based on the strain data, and second control on the object based on the motion data, the second control being different from the first control.

Abstract: [Object] To provide a supersonic aircraft and a method of reducing sonic booms, by which sonic booms due to engine exhaust can be reduced. [Solving Means] A supersonic aircraft includes: a pair of engine nacelles 12R, 12L mounted on a fuselage 11 of an airframe 10; fins 13R, 13L as a pair of shielding plates that inhibits engine exhaust 15 discharged from jet engines (not shown) accommodated in the engine nacelles 12R, 12L from wrapping downward around the airframe 10; and a pair of horizontal tails 14R, 14L disposed behind the engine nacelles 12R, 12L. The fins 13R, 13L are disposed on the horizontal tails 14R, 14L so as to sandwich the engine exhaust 15, respectively.

Abstract: A method for manufacturing a friction material containing a friction modifier, a fibrous material and a binder as raw materials is provided. The method includes a step of mixing and agitating the raw materials by low frequency acoustic agitation. A content of the fibrous material in the friction material may be 1 mass % or more and 50 mass % or less. The content of the fibrous material in the friction material may be 3 mass % or more and 40 mass % or less.

Abstract: A sintered friction material includes a copper component in an amount of 0.5% by mass or less, a titanate as a matrix, a ceramic material, and a lubricant. A method for manufacturing a sintered friction material includes a step of mixing raw materials including a titanate for forming a matrix, a step of molding the raw materials, and a step of sintering a molded body molded in the molding step. In the method, a sintering temperature in the sintering step is 900° C. to 1300° C.

Abstract: A two-rear-wheel electric vehicle configured to lean its vehicle body frame when turning includes a vehicle body frame, a pair of right and left rear arms, a battery, and a shock absorber. The vehicle body frame includes a head pipe, a front inclined portion, a bottom portion, and a rear inclined portion. The front inclined portion extends obliquely downward and rearward from the head pipe. The bottom portion includes a front support portion that supports a front end portion of the shock absorber. The bottom portion extends rearward in a front-back direction of the vehicle from a rear end portion of the front inclined portion. The rear inclined portion includes a battery support portion, and extends obliquely upward and rearward from a rear end portion of the bottom portion. A swing shaft is positioned rearward of the front support portion and below the battery support portion.

Abstract: A two-rear-wheel electric vehicle configured to lean its vehicle body frame when turning includes a vehicle body frame, a pair of right and left rear arms, a battery, and a shock absorber. The vehicle body frame includes a head pipe, a front inclined portion, a bottom portion, and a rear inclined portion. The front inclined portion extends obliquely downward and rearward from the head pipe. The bottom portion includes a front support portion that supports a front end portion of the shock absorber. The bottom portion extends rearward in a front-back direction of the vehicle from a rear end portion of the front inclined portion. The rear inclined portion includes a battery support portion, and extends obliquely upward and rearward from a rear end portion of the bottom portion. A swing shaft is positioned rearward of the front support portion and below the battery support portion.

Abstract: A game device is provided that can reduce the size of the device and can execute the simulation of a match game scene based on an operation input by a game player. The game device includes a field panel imitating a field of a sporting event, card holding stages that are arranged in the locations indicating the positions of players in the sporting event on the field panel, and holding card in a raised state, a card information reading means for reading card information recorded on the cards held by the card holding stages, and a game execution control means for controlling the execution of a game.