6034 patents
Page 2 of 302
Utility
Method and Device for Making Integrated Cooling Liquid Cavity In Printed Circuit Board
11 Jan 24
The present invention concerns a method and a device for making an integrated cooling liquid cavity in a printed circuit board by inserting a power semiconductor die in a dielectric material, laminating the dielectric material with a dielectric material and a thin electrically conducting layer on each side of the dielectric material, drilling vias through the laminated copper and dielectric layers, metallizing the vias in order to form a first printed circuit board, laminating a dielectric material, a soluble material having a predetermined form and an electrically conducting layer on the first printed circuit board, injecting solvent in the soluble material in order to dissolve the soluble material and reveal a cavity injecting cooling liquid in the revealed cavity.
Julien MORAND, Stefan MOLLOV
Filed: 16 Jun 21
Utility
Semiconductor Device
11 Jan 24
An IGBT region (2) and a diode region (3) are provided on a semiconductor substrate (1) and have an emitter electrode (16) on a surface of the semiconductor substrate (1).
Tsuyoshi OSAGA, Yasuo ATA, Yuki HATA
Filed: 26 Apr 21
Utility
Power Conversion Device and Estimation Device
11 Jan 24
A power conversion device included in a self-excited DC power transmission system connected to an AC system includes a self-excited converter and a control device.
Masahiro HARIO, Noriyuki IMADA
Filed: 17 Nov 20
Utility
Power Conversion Device, Motor Drive System, and Disconnection Detection Method for Signal Transmission Cable
11 Jan 24
A power conversion device includes: a power conversion circuit that outputs power to a power output terminals to which electric cables of a power cable for supplying AC power to a motor is connected; an encoder circuit that outputs encoder information on the basis of angle information input to an information input terminal and supplied from signal lines of a signal transmission cable; a control unit that outputs a control signal that controls the power conversion circuit on the basis of the encoder information supplied from the encoder circuit; a shield terminal connected to a shield of the signal transmission cable which is electrically connected to a ground line of a power cable on the motor side; and a determination unit that detects a current input to the shield terminal and flowing through the shield of the signal transmission cable, and outputs disconnection detection information for disconnection in the shield.
Nobuyuki HARUNA, Keita TAKAHASHI, Yusuke YAMAKAJI, Masaomi WASHINO
Filed: 3 Dec 20
Utility
Power Storage Apparatus and Power System Stabilization System
11 Jan 24
A power storage apparatus of one embodiment includes a storage bank including a plurality of power storage elements connected to each other; and one or plurality of first cells.
Yoshiyuki KONO, Shuhei FUJIWARA, Kazuyori TAHATA, Frederick PAGE, Shinji TOMINAGA, Masatoshi TAKEDA
Filed: 11 Nov 20
Utility
Method and Device for Controlling Three-phase Motor
11 Jan 24
The present invention concerns a method and a device for controlling a three-phase motor using a field oriented control system.
Guilherme BUENO MARIANI, Nicolas VOYER, Anantaram VARATHARAJAN, Gianmario PELLEGRINO
Filed: 1 Oct 21
Utility
Power Amplifier
11 Jan 24
A power amplifier includes: a plurality of amplifiers; a tournament circuit including a plurality of transmission lines arranged in a tournament form and connected to the plurality of amplifiers; and a plurality of difference frequency short circuits each including an inductor and a capacitor connected in series to each other, wherein resonant frequencies of the plurality of difference frequency short circuits become smaller as the difference frequency short circuits are farther from the plurality of amplifiers, and difference frequency short circuits connected to a plurality of nodes in a stage closest to the amplifiers of the tournament circuit among the plurality of difference frequency short circuits include inductive reactance that resonates with impedance seen from the nodes toward the amplifiers at an operating frequency and have different resonant frequencies.
Takumi SUGITANI
Filed: 24 Feb 21
Utility
Control Device, Power Conversion Apparatus, Motor Drive Unit, and Applied Refrigeration Cycle Apparatus
11 Jan 24
A control device controls operation of a power conversion apparatus including a converter, a smoothing capacitor, and an inverter.
Haruka MATSUO, Takaaki TAKAHARA, Koichi ARISAWA, Keisuke UEMURA, Yosuke HACHIYA
Filed: 26 Jan 21
Utility
Satellite Watching System, Satellite Information Transmission System, Ground Equipment, Communication Satellite, Monitoring System, Constituent Satellite, Artificial Satellite, Communication Satellite Constellation, Satellite Constellation, and Satellite
11 Jan 24
A communication satellite group (44) that is composed of infrastructure satellites flying in an earth orbit (LEO) flies in an orbit with an orbital altitude and an orbital inclination angle which are features of a sun-synchronous orbit, the communication satellite group (44) orbiting an integer number of times per day in a substantially uniform arrangement.
Hisayuki MUKAE
Filed: 17 Sep 21
Utility
Occupant Temperature Estimating Device, Occupant State Detection Device, Occupant Temperature Estimating Method, and Occupant Temperature Estimating System
4 Jan 24
Included are: a temperature image acquiring unit that acquires a temperature image; a binarization processing unit that sets at least one temperature candidate region in a target region included in a region of the temperature image, by binarizing pixels in the target region on the basis of temperature information possessed by the pixels in the target region; a candidate region temperature calculating unit that calculates a region temperature for the temperature candidate region in the target region on the basis of temperature information possessed by a pixel in the temperature candidate region; and a temperature estimating unit that determines a temperature region from among the at least one temperature candidate region on the basis of a separation degree calculated for the temperature candidate region in the target region, and estimates that a temperature of a body part of an occupant is the region temperature for the temperature region.
Hirotaka SAKAMOTO, Toshiyuki HATTA
Filed: 4 Dec 20
Utility
Elevating Body Derailment Detection Device
4 Jan 24
An elevating body derailment detection device includes: a photoelectric sensor provided on an elevating body elevated and lowered along a guide rail, including a light emitter which performs irradiation of light and a photodetector which receives the light, and attached to a position where the photodctector is blocked from receiving the light by the guide rail or a wire provided in parallel with an elevating and lowering direction of the elevating body; and a detector configured to detect that the elevating body is detached from the guide rail.
Shinichi SATO
Filed: 21 Nov 22
Utility
Communication System and Communication Terminal
4 Jan 24
A communication system includes base stations and a communication terminal.
Mitsuru MOCHIZUKI, Tadahiro SHIMODA
Filed: 18 Nov 21
Utility
Total Heat Exchange Element-purpose Flow Channel Plate, Total Heat Exchange Element, Total Heat Exchange Ventilator, and Total Heat Exchange Element-purpose Flow Channel Plate Manufacturing Method
4 Jan 24
A total heat exchange element-purpose flow channel plate is formed from a resin composition having heat conductivity and moisture permeability, containing at least one base material of a first base material and a second base material, and a moisture permeable material.
Hajime SOTOKAWA, Masashi FUJITA, Yuichi MATSUO, Tasuku IZUTANI
Filed: 24 Dec 20
Utility
Air Conditioner, Control Method, and Non-transitory Computer-readable Storage Medium
4 Jan 24
An air conditioner configured to perform air conditioning control according to each of a plurality of settings includes: a collection unit configured to collect from each of a plurality of communication terminals, setting history information based on a history of a setting selected from among the plurality of settings by a user of a respective one of the plurality of communication terminals; and a control unit configured to perform air conditioning control corresponding to any of the plurality of settings based on the plurality of setting history information collected by the collection unit.
Makoto KURIHARA, Masahiro KAMIJO
Filed: 10 Feb 21
Utility
Contact Information Obtaining Apparatus, Contact Information Obtaining System, Contact Information Obtaining Method, and Computer Readable Medium
4 Jan 24
A contact information obtaining apparatus (100) includes an applied-pressure direction deducing unit (110), a reaction calculation unit (120), and a determination unit (130).
Kotaro FUKUI
Filed: 13 Sep 23
Utility
Air-conditioning System, Controller for Air-conditioning Apparatus, and Control Method for Air-conditioning Apparatus
4 Jan 24
An air-conditioning system includes an air-conditioning apparatus including indoor units, temperature detectors each of which detects a temperature of an associated one of zones into which an air-conditioning target space is divided in association with positions of the indoor units, a human detection sensor which detects whether each of the zones is a human presence zone where a person or persons are present or a human absence zone where no person is present, and a controller that causes the indoor unit in the human presence zone to perform cooling/heating operation, thereby causing a temperature detected by the temperature detector in the human presence zone to reach a set temperature.
Yunqing FAN
Filed: 25 Jan 21
Utility
On-board Control Device and Acceleration Sensor Diagnosis Method
4 Jan 24
An on-board control device includes a communication unit that is communicable with a tachometer, a pick-up coil, an acceleration sensor a detection axis of which is provided along a traveling direction of the train, and a master controller, a storage unit that stores information regarding a gradient value at each position on a train line where the train travels, and a control unit that specifies a train position by using information acquired from the pick-up coil and the tachometer, determines a traveling state from information acquired from the master controller, and when the train coasts or is stopped, diagnoses soundness of the acceleration sensor based on a comparison result obtained by comparing a first acceleration of the train output from the acceleration sensor with a second acceleration in the traveling direction calculated by using a gravity acceleration and a gradient value at the train position.
Makoto TOKUMARU, Satoru MATSUOKA, Koji SHIRATSUCHI
Filed: 24 Nov 20
Utility
Heat Exchanger and Refrigeration Cycle Apparatus Including the Same
4 Jan 24
A flat heat transfer tube in an outdoor heat exchanger includes a main body and a connecting portion.
Atsushi MORITA, Tsuyoshi MAEDA, Shin NAKAMURA, Akira YATSUYANAGI
Filed: 4 Feb 21
Utility
Semiconductor Device
4 Jan 24
The object is to provide a technology for enabling reduction in the size of a semiconductor device.
Kentaro YOSHIDA, Kei HAYASHI, Fumio WADA
Filed: 2 Feb 21
Utility
Grating Coupler
4 Jan 24
A grating coupler includes: a first optical waveguide chip; a second optical waveguide chip; and a transparent member.
Satoshi NISHIKAWA, Masahiro MATSUURA
Filed: 14 Dec 20