4584 patents
Page 11 of 230
Utility
Air conditioning system for a room with a seat, and method for air conditioning a room with a seat
24 Oct 23
Air conditioning system is at least partially located in a room comprising at least one seat.
Naohiko Homma
Filed: 26 Aug 21
Utility
Sample data generation apparatus, sample data generation method, and computer readable medium
24 Oct 23
An acquisition unit (10) acquires normal sample data and non-normal sample data.
Takumi Yamamoto, Keisuke Kito, Tomonori Negi, Kiyoto Kawauchi
Filed: 11 Oct 17
Utility
Test apparatus, computer readable medium, and test method
24 Oct 23
A design management apparatus (100) includes a conversion unit (12) and a test unit (13).
Yuya Otake, Satoshi Noguchi
Filed: 3 Dec 21
Utility
Voice separation device, voice separation method, voice separation program, and voice separation system
24 Oct 23
A speech separation device (12) of a speech separation system includes a feature amount extraction unit (121) configured to extract time-series data of a speech feature amount of mixed speech, a block division unit (122) configured to divide the time-series data of the speech feature amount into blocks having a certain time width, a speech separation neural network (1b) configured to create time-series data of a mask of each of a plurality of speakers from the time-series data of the speech feature amount divided into blocks, and a speech restoration unit (123) configured to restore the speech data of each of the plurality of speakers from the time-series data of the mask and the time-series data of the speech feature amount of the mixed speech.
Ryo Aihara, Toshiyuki Hanazawa, Yohei Okato, Gordon P Wichern, Jonathan Le Roux
Filed: 12 Jan 21
Utility
Semiconductor package with plurality of grooves on lower surface
24 Oct 23
A semiconductor package includes: a plurality of die pads; a plurality of semiconductor chips provided on the plurality of die pads respectively; a plurality of lead terminals connected to the plurality of semiconductor chips respectively; and a package sealing the plurality of die pads, the plurality of semiconductor chips, and the plurality of lead terminals, the plurality of die pads and the plurality of lead terminals are exposed from a lower surface of the package, and on the lower surface of the package, grooves are provided among the die pads adjacent to one another and among the lead terminals adjacent to one another.
Yuki Terado, Shiori Uota, Shinji Sakai
Filed: 16 Aug 21
Utility
Semiconductor device comprising a buffer layer including a complex defect of interstice carbon and interstice oxygen
24 Oct 23
A semiconductor device includes: a drift layer of a first conduction type provided in a semiconductor substrate having a first principal plane and a second principal plane opposed to the first principal plane; a first semiconductor layer of a second conduction type provided between the first principal plane of the semiconductor substrate and the drift layer and having impurity concentration higher than impurity concentration of the drift layer; a first buffer layer of a first conduction type provided between the second principal plane of the semiconductor substrate and the drift layer and having hydrogen-induced donors with impurity concentration higher than impurity concentration of the drift layer; and a second semiconductor layer of a first conduction type or a second conduction type provided between the second principal plane of the semiconductor substrate and the first buffer layer and having impurity concentration higher than impurity concentration of the drift layer, wherein the first buffer layer includes a complex defect of interstice carbon and interstice oxygen having density decreasing from the second principal plane side toward the first principal plane side.
Kakeru Otsuka, Hayato Okamoto, Katsumi Nakamura, Koji Tanaka, Koichi Nishi
Filed: 28 Apr 21
Utility
Semiconductor device
24 Oct 23
A semiconductor device includes: a semiconductor substrate including an upper surface and a lower surface opposing each other and a drift layer of a first conductivity type; a base layer of a second conductivity type; an emitter layer of the first conductivity type and a contact layer of the second conductivity type; an active trench; dummy trenches; a trench gate electrode formed in the active trench; a dummy trench gate electrode formed in each of the dummy trenches; an embedded insulating film formed on the trench gate electrode in the active trench, formed on the dummy trench gate electrode in the dummy trench, and having an upper end lower than the upper surface; and an emitter electrode contacting the emitter layer on the upper surface and an inner wall of the active trench, and contacting the contact layer on the upper surface and an inner wall of the dummy trench.
Koichi Nishi, Shinya Soneda
Filed: 18 Aug 21
Utility
Rotating electric machine
24 Oct 23
A rotating electric machine including a rotor including a rotor core arranged coaxially with a stator core via an air gap formed between the stator core and the rotor core, and a plurality of permanent magnet groups each forming one magnetic pole, A flux barrier is formed between one set of permanent magnets adjacent to each other in the circumferential direction in each permanent magnet group forming one magnetic pole.
Junji Kitao, Kosho Yamane, Tomohira Takahashi, Yoshihiro Miyama
Filed: 4 Feb 19
Utility
Control device for AC rotary machine and control method for AC rotary machine
24 Oct 23
In sensorless control for a rotary machine, when variations in inductances for U, V, W phases due to manufacturing error are great, imbalance occurs among detected currents for the respective phases.
Yosuke Hachiya, Masato Ito, Akihiro Maruyama, Kunihiro Kawahara
Filed: 23 Apr 19
Utility
Controller for AC rotary electric machine
24 Oct 23
To provide a controller for AC rotary electric machine which can suppress that the control accuracy of current is deteriorated, when switching from the all phase short circuit state to the switching control.
Shingo Harada
Filed: 29 Jul 21
Utility
Communication system and device
24 Oct 23
A communication system includes a first device and a plurality of second devices, and each of the second devices includes a pairing processing unit, a device information storage unit, and a data control unit.
Koichi Orito
Filed: 9 Jun 21
Utility
Motor drive device
24 Oct 23
A motor drive device includes a case including a first surface and a housing portion that opens to the first surface side, a terminal block including a terminal to which an electric wire extending to an outside of the case is connectable and being housed in the housing portion, an openable and closable cover covering the opening, and a lock unit restricting opening and closing of the cover and bringing the cover into a locked state in a state where the cover is closed.
Hideaki Yamamoto, Toshio Nakayama, Akihiro Gonda, Nichika Moriguchi, Yorimasa Yasuda
Filed: 12 Feb 21
Utility
Motion sickness estimation device, motion sickness reducing device and motion sickness estimation method
17 Oct 23
A motion sickness estimation device including processing circuitry configured to calculate a sensory conflict amount on a basis of a motion of an occupant's head caused by vibration of a vehicle; extract a feature of a traveling situation on a basis of at least one of the motion of the occupant's head or a motion of the vehicle; determine a habituation progress state, which is a state in which the occupant's habituation to the traveling situation has progressed, on a basis of biometric information of the occupant; set sensitivity to the feature of the traveling situation on a basis of the habituation progress state; correct the sensory conflict amount on a basis of the sensitivity; and estimate a motion sickness state of the occupant on a basis of the sensory conflict amount that has been corrected.
Yudai Nakamura, Masahiro Naito
Filed: 9 Jan 20
Utility
Propeller fan, air-sending device, and refrigeration cycle device
17 Oct 23
A propeller fan includes a shaft portion disposed on a rotation axis, and a blade disposed on an outer peripheral side of the shaft portion and including a leading edge and a trailing edge.
Takuya Teramoto, Takahide Tadokoro, Katsuyuki Yamamoto, Hiroya Ito, Yuki Ugajin, Shingo Hamada, Takashi Ikeda, Takafumi Abe
Filed: 29 Jun 22
Utility
Headlight module and headlight device
17 Oct 23
A headlight module includes a first light source that emits first light, and a first optical unit.
Masashige Suwa, Ritsuya Oshima, Muneharu Kuwata
Filed: 30 Aug 19
Utility
Outdoor unit and air conditioner
17 Oct 23
An outdoor unit includes a housing that includes a front panel and a back panel facing the front panel.
Takuya Shimomugi, Keisuke Mori, Koichi Arisawa, Satoru Ichiki, Keisuke Uemura, Kenji Iwazaki
Filed: 29 Aug 18
Utility
Multi-unit air conditioning system
17 Oct 23
A multi-unit air conditioning system includes a plurality of indoor units each of which causes a notification unit of the indoor unit to operate in response to a notification signal from a control device.
Maki Sugiyama
Filed: 31 Jan 19
Utility
Semiconductor manufacturing apparatus and semiconductor manufacturing method
17 Oct 23
A semiconductor manufacturing apparatus includes a chuck stage, a scrubber nozzle, a scrubber nozzle scan mechanism, a stage rotation mechanism, and a holding stage including a holding fluid nozzle and a top plate, the top plate having one main surface facing an opposite surface of a wafer, and the holding fluid nozzle being disposed adjacent to a center rather than a periphery portion of the top plate.
Hiroshi Tanaka
Filed: 14 Jul 21
Utility
Electrically power assembly with thick electrically conductive layers
17 Oct 23
An electrical power assembly, comprising: at least one multilayer base structure, at least one power device embedded in the at least one multilayer base structure, an internal electrically conductive layer positioned on each side of the multilayer base structure, the internal electrically conductive layer being connected to a respective electrical contact of the power device through connections arranged in the multilayer base structure; at least one external electrically conductive layers positioned on each side of the base structure, each external electrically conductive layer comprising at least one pre-drilled through hole, at least one internal electrically insulating layer positioned between the internal electrically conductive layer of the base structure and a respective external electrically conductive layer, at least one hole arranged in the internal electrically insulating layer and the external electrically conductive layer, a portion of each hole being formed by the pre-drilled through hole, the at least one hole being filled with electrically conductive material to form external conductive vias to connect the internal electrically conductive layer to the respective external electrically conductive layer.
Roberto Mrad, Stefan Mollov
Filed: 20 Jan 20
Utility
Semiconductor laser device manufacturing method and semiconductor laser device
17 Oct 23
The present invention is characterized by comprising: forming a stacked structure in which a lower cladding layer, an active layer and an upper cladding layer are stacked on an InP substrate in a shape having a mesa stripe structure; forming a first insulation film on the stacked structure by a sputtering method; forming a second insulation film thinner than the first insulation film, on the first insulation film by a plasma CVD method at a film forming temperature higher than that when the first insulation film has been formed; and forming a first electrode on the upper cladding layer, and forming a second electrode on a back surface of the InP substrate.
Hitoshi Sakuma
Filed: 20 Aug 18