10900 patents
Page 22 of 545
Utility
Device control signal registration apparatus, device control signal registration system, device control signal registration method, and device control signal registration program storing medium
7 Nov 23
Included are: a list acquiring unit for acquiring a device list that lists models of a device having functions that can be controlled by operation of a remote controller; a model receiving unit for receiving information of a target model of a target device, of which device control signal generated by operation of the remote controller is to be registered, the target model of the target device selected on the basis of the device list acquired by the list acquiring unit; a function determination unit for determining one or more target functions of the target model received by the model receiving unit; and a guidance generation unit for generating guidance information indicating operation of the remote controller for executing the one or more target functions determined by the function determination unit.
Yuka Tsuda, Masayuki Kirimura, Daisuke Nakamura, Takaki Yagisawa, Takumi Akiyama, Mio Nishiyama
Filed: 18 Nov 20
Utility
Semiconductor device and a manufacturing method of semiconductor device
7 Nov 23
A semiconductor device includes a substrate, a drift layer provided on an upper surface side of the substrate, a base layer provided on the upper surface side of the drift layer, an upper semiconductor layer provided on the upper surface side of the base layer, a first electrode provided on the upper surface of the substrate, a second electrode provided on a rear surface of the substrate, a trench extending to the drift layer from the upper surface of the substrate and a gate electrode provided inside the trench, wherein an inner side surface of the trench has a first surface and a second surface provided below the first surface, the second surface tilts inward of the trench with respect to the first surface, and an intersection point of the first surface and the second surface is provided below the base layer.
Tatsuo Harada
Filed: 10 Aug 21
Utility
Motor, fan, air conditioner, and manufacturing method of motor
7 Nov 23
A motor includes an annular stator core having a plurality of core segments connected via connecting portions in a circumferential direction about an axis, a cover portion covering the stator core and having a core-surrounding portion surrounding the stator core from an outer side in a radial direction about the axis, and a rotor having a rotor core provided on an inner side of the stator core in the radial direction and a magnet attached to the rotor core.
Hiroki Aso, Takaya Shimokawa, Ryogo Takahashi, Kazuma Nomoto
Filed: 4 Mar 19
Utility
Converter device, motor drive device and air conditioner
7 Nov 23
A converter device includes: a power conversion circuit including a reactor and a switching element, rectifying a voltage of alternating-current power supplied from an alternating-current power supply to a direct-current voltage, and boosting and outputting the direct-current voltage; a current detector detecting a current flowing in the reactor; a filter circuit filtering a first signal detected by the current detector; and a control unit generating a control signal on the basis of a carrier and a second signal generated by the filter circuit and controlling, on the basis of the control signal and with a first period, the switching element, the first period being a period of the carrier.
Kenji Iwazaki, Koichi Arisawa, Takuya Shimomugi, Satoru Ichiki, Keisuke Uemura
Filed: 11 Mar 19
Utility
Direct-current power supply apparatus, motor drive control apparatus, blower, compressor, and air conditioner
7 Nov 23
A direct-current power supply apparatus includes: a reactor having one end connected to an alternating-current power supply; a bridge circuit, connected to an opposite end of the reactor, converting an alternating-current first voltage output from the alternating-current power supply into a direct-current voltage; and a current detector detecting an alternating current flowing between the alternating-current power supply and the bridge circuit.
Satoru Ichiki, Takuya Shimomugi, Koichi Arisawa, Keisuke Uemura, Kenji Iwazaki
Filed: 24 Aug 18
Utility
Control device for rotating electric machine and drive system
7 Nov 23
Provided is a control device for a rotating electric machine, the control device being configured to control an inverter configured to apply a voltage to each phase winding of a rotating electric machine, to thereby control, for the each phase winding, a current to be supplied to the each phase winding, the control device including a control unit configured to: calculate a voltage command value to be applied to the each phase winding so that a phase difference between harmonic components of the same order in a radial magnetic flux density and a circumferential magnetic flux density of an air gap portion between a stator core and a rotor core of the rotating electric machine becomes a phase difference target value determined in advance, and to control the inverter in accordance with the calculated voltage command value.
Yoshihiro Miyama, Kan Akatsu, Yuki Sakai, Hiroki Hijikata
Filed: 18 Apr 19
Utility
Load driving device, refrigeration cycle applicable apparatus, and air conditioner
7 Nov 23
A load driving device includes a smoothing capacitor, an inverter, and a control unit.
Kazunori Hatakeyama
Filed: 8 Aug 18
Utility
Class AB amplifier and operational amplifier
7 Nov 23
An active load stage converts a first input current and a second input current into a first voltage and a second voltage.
Takayuki Nakai
Filed: 19 Dec 18
Utility
Noise filter and power supply device
7 Nov 23
A noise filter includes: a first bus bar that is electrical wiring of a flat plate, the first bus bar including a first extending wiring portion extending in a first direction, a second extending wiring portion extending in a second direction that is a direction opposite to the first direction, and a first coupling wiring portion connecting the first extending wiring portion and the second extending wiring portion; a first lead conductor having a first end connected with the first coupling wiring portion; a first capacitor having a first end connected with a second end of the first lead conductor and a second end connected with a ground; and a magnetic core having an opening in a central portion, the magnetic core disposed in such a manner that the first coupling wiring portion passes through the opening.
Kenji Hirose, Kyota Otsuka
Filed: 4 Nov 21
Utility
Edge device linking system, edge device linking method, and recording medium
7 Nov 23
An adapter device includes a device information manager to manage device information with respect to an electrical device, and a service provider to manage service information and provide the service based on service information.
Takuya Hiraoka, Hiroaki Endo
Filed: 15 Nov 19
Utility
Transmission device, receiving device, base station, terminal, and transmission method which improve interference estimation
7 Nov 23
A transmission device according to the present invention includes a reference-signal information management unit as an identifier to identify an interfering terminal that is a possible terminal to perform communication interfering with communication with a target terminal that is a destination terminal of a data signal, and a transmitter to set a group ID for reference signal generation to a group formed by the interfering terminal and the target terminal.
Fumihiro Hasegawa, Akinori Taira
Filed: 17 Jun 21
Utility
Impeller, multi-blade air-sending device, and air-conditioning apparatus
7 Nov 23
An impeller includes a backing plate, a rim disposed so as to face the backing plate, and a plurality of blades arranged in a circumferential direction around a virtual rotation axis of the backing plate.
Takuya Teramoto, Hiroyasu Hayashi, Ryo Horie, Kazuya Michikami, Takahiro Yamatani, Hiroshi Tsutsumi
Filed: 25 Apr 19
Utility
Outdoor unit of air conditioning apparatus
7 Nov 23
An outdoor unit of an air-conditioning apparatus includes a bell mouth that has a first tapered portion and a straight pipe portion.
Naho Adachi, Takahide Tadokoro
Filed: 26 Oct 20
Utility
Centralized control unit, equipment control system, and control method
7 Nov 23
An air-conditioning centralized management apparatus (10) for controlling air conditioners including an outdoor unit and an indoor unit includes a main unit (100) that has basic functions for controlling the air conditioners.
Takuya Mukai
Filed: 4 Apr 19
Utility
Relay unit heat exchanger
7 Nov 23
A relay includes a first relay unit and a second relay unit provided between an outdoor unit and an indoor unit to allow refrigerant to circulate between the first relay unit and the outdoor unit and between the second relay unit and the outdoor unit, and a heat medium circuit connecting the first relay unit and the second relay unit to the indoor unit to allow a heat medium to circulate through the heat medium circuit.
Nobuhiro Wada, Kimitaka Kadowaki, Yuji Motomura, Yasushi Okoshi
Filed: 21 Sep 18
Utility
Outdoor unit of air-conditioning apparatus
7 Nov 23
An outdoor unit of an air-conditioning apparatus is provided with an outdoor heat exchanger configured to cause refrigerant that flows in the outdoor heat exchanger and air to exchange heat with each other, a plurality of outdoor fans each configured to rotate by driving of a motor and send air to the outdoor heat exchanger, and a controller configured to control the driving of the motor.
Kazunori Korenaga
Filed: 6 Feb 20
Utility
Decorative panel and indoor unit
7 Nov 23
Yoshie Nakaya, Tatsuo Furuta, Keisuke Tomomura
Filed: 28 Nov 18
Utility
Heat exchanger and air-conditioning apparatus
7 Nov 23
A heat exchanger includes plural heat transfer tubes disposed with a specified spacing from each other in the up and down direction, and a distributor configured to distribute refrigerant to the heat transfer tubes.
Kosuke Miyawaki, Yoji Onaka, Yohei Kato
Filed: 22 Aug 18
Utility
Semiconductor device reliability evaluation apparatus and semiconductor device reliability evaluation method
7 Nov 23
A direct-current power supply applies a DC voltage to test semiconductor devices.
Chihiro Kawahara, Yukihiko Wada
Filed: 19 Apr 19
Utility
Support device and storage medium
7 Nov 23
A design support device includes an operation reception unit that receives an operation from a user, a program creation unit that creates a ladder program in accordance with the operation received by the operation reception unit, and a circuit block extraction unit that extracts a circuit block from the ladder program when the circuit block is formed and a predetermined condition is satisfied.
Kenta Tomonaga, Tomo Horikawa
Filed: 9 Jan 20