10900 patents
Page 2 of 545
Utility
Vacuum circuit breaker
16 Jan 24
A vacuum circuit breaker includes: an insulating rod disposed within a grounded tank; a drive conductor connected to the insulating rod; a first bushing and a second bushing connected to the side of the grounded tank; vacuum valves including movable contacts; levers rotatably coupled at end portions on one side to the insulating rod or the drive conductor; movable conductors electrically connected at end portions on one side to the movable contacts; and links rotatably coupled at end portions on one side to the end portions on the other side of the movable conductors and rotatably coupled at end portions on the other side to the end portions on the other side of the levers.
Yuji Yoshitomo, Kazuki Sugino
Filed: 7 Jun 19
Utility
Semiconductor device including IGBT, boundary, and diode regions
16 Jan 24
Provided is a semiconductor device in which a first anode layer and a first contact layer are provided on a first main surface side in a diode region, and in which a second anode layer and a second contact layer are provided on the first main surface side in a boundary region.
Tetsuya Nitta, Munenori Ikeda, Shinya Soneda
Filed: 26 Apr 21
Utility
Semiconductor device including resin case having groove at corner thereof
16 Jan 24
An object of the present disclosure is to provide a technique capable of relaxing the stress to be applied around the attachment hole of the resin case at the time of fixing the resin case accommodating the semiconductor element to the heat dissipation component with a bolt.
Takuro Mori, Masaru Furukawa, Takamasa Oda, Seiji Saiki
Filed: 28 Aug 20
Utility
Semiconductor device including bond pad with fixing parts fixed onto insulating film
16 Jan 24
Provided here are: an electrically-conductive semiconductor substrate with which a semiconductor circuit is formed; an insulating film deposited on a major surface of the electrically-conductive semi-conductor substrate; and a bonding pad having fixing parts fixed onto the insulating film, side wall parts rising up from the fixing parts, and an electrode part connected to the side wall parts and disposed in parallel to the major surface; wherein the electrode part forms, together with the insulating film, a gap region therebetween, and portions of the electrode part where it is connected to the side wall parts are configured to have at least one of: a positional relationship in which they sandwich therebetween a central portion of the electrode part in its bonding region to be bonded to a bonding wire; and a positional relationship in which they surround the central portion.
Yasuki Aihara
Filed: 6 Mar 19
Utility
Semiconductor device
16 Jan 24
Tsuyoshi Osaga
Filed: 8 Oct 19
Utility
Electronic device using graphene, manufacturing method for the device, and electromagnetic wave detector including the device
16 Jan 24
The manufacturing method for the electronic device using graphene includes: forming a catalytic metal, forming a catalytic metal, forming a passivation film so as to expose upper surfaces of the catalytic metal and the catalytic metal, forming a graphene layer on the catalytic metal and catalytic metal that are exposed, forming a insulation film so as to cover the graphene layer, forming a substrate on the insulation film, and removing the catalytic metal.
Masaaki Shimatani, Shimpei Ogawa, Shoichiro Fukushima
Filed: 9 Jan 19
Utility
Optical transceiver, transmission signal determination method, and optical communication system
16 Jan 24
An optical transceiver includes processing circuitry to calculate, when test signals are sent to a transmission line from a transmitter and a receiver receives the test signals having passed through a wavelength filter, a bandwidth of the received test signals, the transmitter generating, as the test signals, a collection of narrowband signals, the narrowband signals having a narrower bandwidth than a bandwidth of the wavelength filter and having different frequencies, and the wavelength filter included in an optical splitter inserted in the transmission line, and the collection of narrowband signals including a narrowband signal having a higher frequency than a highest frequency in the bandwidth of the wavelength filter and a narrowband signal having a lower frequency than a lowest frequency in the bandwidth of the wavelength filter, and to determine a modulation rate and a modulation level of the transmission signal depending on the calculated bandwidth.
Masashi Binkai, Tsuyoshi Yoshida
Filed: 14 Jul 22
Utility
Encryption device, decryption device, encryption method, decryption method, and computer readable medium
16 Jan 24
A division unit (22) divides a plaintext M every b bits from a beginning, thereby generating b-bit values M1, . . . , Mm-1 and a value Mm having 1 or more bits to b or less bits.
Yusuke Naito
Filed: 15 Jun 22
Utility
Image encoding device, image decoding device, image encoding method, image decoding method, and image prediction device
16 Jan 24
An image decoding device including an intra prediction unit for, when a coding mode for a coding block is an intra coding mode, carrying out an intra-frame prediction process on each of processing blocks to generate a prediction image, each of the processing blocks being the coding block or a sub-block obtained by dividing the coding block, wherein, when an intra prediction parameter indicates a vertical prediction process and a size of the processing block is less than a predetermined size, the intra prediction unit performs a specific processing and when the intra prediction parameter indicates the vertical prediction process and the size of the processing block is greater than or equal to the predetermined size, the intra prediction unit performs a specific processing.
Akira Minezawa, Kazuo Sugimoto, Shunichi Sekiguchi
Filed: 24 Feb 23
Utility
Control device, image recording method, and recording medium
16 Jan 24
A control device is connected to a control-target machine and an imaging device (22).
Mitsudo Fukuda, Yusuke Takenaka
Filed: 17 Dec 20
Utility
Die Cushion Control Device, Die Cushion Control Method, and Storage Medium
11 Jan 24
A die cushion control device for controlling a die cushion mechanism includes: a pressure command generation unit that outputs a first pressure command on pressure or force to be generated between the die cushion mechanism and a slide; a deviation prediction unit that predicts a pressure deviation that is the difference between the pressure or the force in the first pressure command and a detected pressure caused when the die cushion mechanism is controlled according to the first pressure command, and outputs the predicted pressure deviation as a correction pressure command; a pressure command correction unit that corrects the first pressure command with the correction pressure command to calculate a second pressure command; and a pressure control unit that calculates a speed command to cause the detected pressure to follow the second pressure command, and outputs the speed command to a speed control unit.
Koichiro UEDA, Koji MAHARA
Filed: 4 Jun 21
Utility
Brake Control System and Brake Control Method
11 Jan 24
A brake control system includes a target braking force calculator to calculate a target braking force for causing a vehicle to decelerate in accordance with a braking instruction containing a normal braking instruction or emergency braking instruction, and a target pressure calculator to calculate a target pressure, indicating a target value of pressure of fluid to be fed to a mechanical brake device for activating the mechanical brake device, based on the target braking force.
Etsuji MATSUYAMA
Filed: 20 Nov 20
Utility
Charge Sensor
11 Jan 24
A charge sensor according to the present disclosed technology includes a quantum dot to have a first end connected to an input terminal via a first tunnel junction and a second end connected to an output terminal via a second tunnel junction, and an inductor connected in parallel to the quantum dot.
Jun KAMIOKA, Koji YAMANAKA
Filed: 25 Sep 23
Utility
Centrifugal Blower, Air-blowing Apparatus, Air-conditioning Apparatus, and Refrigeration Cycle Apparatus
11 Jan 24
A centrifugal air blower includes a fan; and a scroll casing.
Takuya TERAMOTO, Ryo HORIE, Takahiro YAMATANI, Kazuya MICHIKAMI, Hiroshi TSUTSUMI, Keijiro YAMAGUCHI
Filed: 22 Aug 23
Utility
Radio Wave Sensor and Occupant Detection Device
11 Jan 24
A radio wave sensor includes: a transmission antenna that emits a radio wave toward a presence allowable area which is an area in which an occupant can be present in an area in a vehicle interior of a vehicle; and a reception antenna including a plurality of reception antenna elements that receives a reflection wave of the radio wave emitted from the transmission antenna.
Yasunori HOSHIHARA, Takumi TAKEI
Filed: 29 Jan 21
Utility
Electrostatic Precipitator, Indoor Unit, and Air Conditioner
11 Jan 24
An electrostatic precipitator includes: a casing attached to a housing a fixing member a supporter a device body supported by the supporter and is detachably attached to the supporter; and a hook member supporting the device body.
Yo MATSUDA, Shuhei TOMITA, Shoya KUSUMOTO, Takeshi KAWAMURA
Filed: 2 Apr 21
Utility
Radar Device
11 Jan 24
While transmitting any one transmission signal of a plurality of transmission signals, a transmitting-receiving unit in a radar device acquires, as a reception signal for target detection, a reception signal of a frequency band different from a frequency band of the transmission signal, and blocks a reception signal of the same frequency band as the frequency band of the transmission signal.
Kazuhisa OKAMOTO, Yasuhide NONAKA, Fuyuki FUKUSHIMA, Kentaro ISODA, Kei SUWA
Filed: 2 Aug 23
Utility
Air-conditioning Control System, Control Device, Air-conditioning Control Method, and Recording Medium
11 Jan 24
An air-conditioning control system includes an air conditioner to air-condition a room, a server to store, on a user basis, user information including at least identification information of a user terminal and air-conditioning control information relating to air-conditioning control of the room, a user detection terminal installed outside the room and configured to detect passage of the user by communication with the user terminal, a control device to control, when the passage of the user is detected by the user detection terminal, the air conditioner to pre-cool or pre-heat the room based on the air-conditioning control information corresponding to the user.
Tatsuya MARUYAMA, Takeru KUROIWA
Filed: 1 Feb 21
Utility
Motion Sickness Regulation Device, Motion Sickness Regulation Method, and Storage Medium Storing Motion Sickness Regulation Program
11 Jan 24
A motion sickness regulation device includes processing circuitry to generate stimulus information to be used for displaying a motion sickness regulation image for regulating a level of motion sickness occurring to a user viewing a gaze region, as a region in which real scenery is visible or a region in which a gaze image as an image including a gaze target is displayed, based on movement of the scenery or the gaze image in the gaze region; and to generate the motion sickness regulation image based on the stimulus information, to specify a motion sickness regulation region as a region as part or a whole of a region excluding the gaze region, and to have the motion sickness regulation image displayed in the motion sickness regulation region.
Kotoyu SASAYAMA, Atsushi HORI
Filed: 22 Sep 23
Utility
Refrigeration Cycle Apparatus
11 Jan 24
A refrigeration cycle apparatus includes: a compressor in a first refrigerant path between a first heat exchanger and a second heat exchanger; a first flow rate adjustment device in a second refrigerant path between the first heat exchanger and the second heat exchanger; a refrigerant storage device provided in a third refrigerant path between the first heat exchanger and the second heat exchanger, connected in parallel with a part of the second refrigerant path, and configured to store refrigerant flowing from the second refrigerant path; a second flow rate adjustment device provided in the third refrigerant path, and configured to adjust a flow rate of refrigerant between the refrigerant storage device and the second refrigerant path; and a controller configured to control the second flow rate adjustment device to block flow of refrigerant from the second refrigerant path into the refrigerant storage device when cooling operation is started.
Masahiro ITO
Filed: 5 Jan 21