10900 patents
Page 13 of 545
Utility
Numerical Control Device, Learning Apparatus, Inference Apparatus, and Numerical Control Method
7 Dec 23
A numerical control device for machining a workpiece while performing vibration cutting in which a tool and the workpiece are relatively vibrated by driving a first axis that drives the tool or a second axis that drives the workpiece, includes a parameter adjustment unit that adjust a parameter related to a vibration condition for the vibration cutting, based on the amount of cutting load generated on the first axis or the second axis when the vibration cutting is performed, and a controller that controls the vibration cutting using the adjusted parameter.
Kazuya NAKAJIMA
Filed: 2 Jun 21
Utility
Maintenance Support System, Maintenance Support Method and Maintenance Management Server
7 Dec 23
A maintenance support system includes a wearable device that provides an on-site maintenance worker with maintenance instruction information; a plurality of maintenance support terminals installed in a plurality of regions having time differences; and a maintenance management server connected to the wearable device and the maintenance support terminals.
Hidematsu HAYASHI, Naoya TERASAWA, Takashi SAEKI, Masaya HARAKAWA
Filed: 8 Jan 21
Utility
Information Processing Device, and Generation Method
7 Dec 23
An information processing device includes an acquisition unit that acquires a plurality of documents and clue information including a plurality of words and a generation processing unit that generates inter-document relationship source information based on the plurality of documents and the clue information, generates high frequency appearance information based on the inter-document relationship source information, generates vicinity appearance information based on the high frequency appearance information, and generates an inter-document relationship table based on the vicinity appearance information.
Takeyuki AIKAWA, Daishin ITO, Hayato UCHIDE, Yusuke KOJI
Filed: 16 Aug 23
Utility
Signal Processing Device, Control Circuit, Storage Medium, and Signal Processing Method
7 Dec 23
A signal processing device includes: a window function unit that performs window function processing on a Fourier transform frame cut from time-series signal data; a Fourier transform unit that transforms, into information in a frequency domain, the Fourier transform frame subjected to the window function processing; a color space conversion unit that generates spectrogram data by converting a phase angle of a complex amplitude in the frequency domain into a hue and performing conversion that associates an absolute value of the complex amplitude with brightness by mapping, the spectrogram data being defined so as to correspond to a two-dimensional plane of time and frequency; and a deep learning processing unit that detects or identifies a signal by convolutional processing and fully connected processing on the spectrogram data.
Yuji AKIYAMA
Filed: 23 Aug 23
Utility
Learning Device
7 Dec 23
A learning device according to the present disclosed technology is a learning device including a coupled mathematical model capable of machine learning and learning a data set of a target domain from a data set of an original domain for a teacher, in which a pre-stage part of the coupled mathematical model generates a plurality of low-level feature maps from input image data, compares the low-level feature maps of data sets belonging to the same type of learning target for the original domain and the target domain in the image data, and calculates domain-shared features, and calculates domain relaxation learning information for each space of {1} color, {2} illumination, {3} low frequency component, and {4} high frequency component among the domain-shared features.
Tomoya SAWADA
Filed: 18 Aug 23
Utility
Biological material measuring apparatus
5 Dec 23
A biological material measuring apparatus includes an infrared light source unit to radiate infrared light in entirety or part of a wavelength region including absorption wavelengths of a biological material, a prism to cause the infrared light radiated from the infrared light source unit to pass therethrough and emit the infrared light to a living body surface while being in contact with the living body surface, a light source to radiate light of a wavelength in a visible light region or a near infrared region to the prism, and a light position detector to detect a path of light from the light source by detecting light from the light source which is emitted from the prism.
Kosuke Shinohara, Kentaro Enoki, Koichi Akiyama, Shimpei Ogawa, Daisuke Fujisawa
Filed: 2 Feb 18
Utility
Attaching and detaching apparatus, machining device, and machining head
5 Dec 23
An attaching and detaching apparatus includes a main mounting plate to which a main mounting object is to be mounted, an attachment mounting plate to which an attachment mounting object is to be mounted, and a connecting member between the main mounting plate and the attachment mounting plate.
Hidekazu Nakai, Masahiko Hasegawa, Akinori Nishio
Filed: 4 Dec 19
Utility
Heat exchange system for vehicle and air conditioning system for vehicle
5 Dec 23
It provides an operation part calculating an energy recovered by the heat exchanger in the heat exchanger and energies consumed by the air blower for absorption and the air blower for discharge and determining which of the energy recovered by the heat exchange and the energies consumed by the air blower for absorption and the air blower for discharge is greater, and a control part controlling at least one of the air blower for absorption and the air blower for discharge so that the energy consumed by the air blower for absorption and the air blower for discharge becomes small when the operation part determines that the energy consumed by the air blower for absorption and the air blower for discharge is greater than the energy recovered by the heat exchanger.
Masakazu Tani
Filed: 20 Apr 18
Utility
Elevator operation managing device and elevator operation managing method that allocates a user to a car based on boarding and destination floors
5 Dec 23
An elevator operation managing device capable of reducing a switching of passengers at a time of getting on and getting out of a car.
Nanaho Osawa, Satoko Sakajo, Naohiko Suzuki, Sakurako Tokura, Eunjin Choi
Filed: 8 Mar 17
Utility
Semiconductor device and power converter
5 Dec 23
According to an aspect of the first disclosure, a semiconductor device includes a base plate, a case that surrounds a region immediately above the base plate, a semiconductor chip provided in the region, a sealing resin that fills the region and a barrier layer provided on the sealing resin, wherein the barrier layer has a first surface facing the base plate, a second surface opposite to the first surface, and a convex part protruding upward from the second surface, the first surface has a longer distance to the base plate as getting farther from the center, the convex part is provided avoiding the center, and a height of the convex part is greater than a distance in a thickness direction of the barrier layer between a portion of the first surface immediately below the convex part and a portion of the first surface provided at the center.
Yusuke Kaji
Filed: 13 May 21
Utility
Semiconductor device
5 Dec 23
In a semiconductor device, on a heat dissipation portion of a lead frame opposite to a mounting portion on which a semiconductor element is mounted, a thin molding portion having a thickness of about 0.02 mm to 0.3 mm is formed by a second molding resin which is a high-heat-dissipation resin.
Takanobu Kajihara, Katsuhiko Omae, Takashi Nagao, Atsuki Fujita, Ryosuke Takeshita, Masakazu Hamada
Filed: 6 Sep 18
Utility
Aerial moving body and wireless power transmission system
5 Dec 23
A flying mobile body 4 includes: a rotary blade to rotate to generate lift; an airframe in which the rotary blade is provided; a power reception antenna to include a power reception surface that receives a radio wave transmitting electric power, the power reception surface having an area larger than an area projecting the airframe onto a rotation axis perpendicular plane that is a plane perpendicular to a rotation axis direction that is a direction parallel to a rotation axis of the rotary blade, and a drag reducing structure that reduces a drag generated with respect to a descending airflow generated by rotation of the rotary blade: a converter to convert electric power of the radio wave received by the power reception antenna into DC electric power; a storage battery; and an electric motor to generate power rotating the rotary blade.
Kensuke Baba, Yukihiro Homma, Shota Narasaki, Noboru Kawaguchi
Filed: 18 Aug 21
Utility
Rotor, motor, compressor, air conditioner, and manufacturing method of rotor
5 Dec 23
A rotor includes a rotor core having magnet insertion holes in a number corresponding to a pole number, and a center hole.
Takanori Watanabe
Filed: 7 Nov 18
Utility
Power conversion device
5 Dec 23
The power conversion device includes a semiconductor module having a connection terminal, a cooler, a control board, a capacitor module, a cover, a case, and a connection busbar.
Yoshifumi Mizuno, Yoshitsugu Hirayama, Hirofumi Inoue
Filed: 20 Dec 21
Utility
Electric motor control device and electric power steering apparatus using the same
5 Dec 23
An electric motor control device, capable of suppressing a torque ripple even when electrical characteristics on a motor have errors or variations, comprises: a fundamental electric-current instruction generator for outputting d-axis and q-axis fundamental electric-current instructions for outputting fundamental torque from the motor having saliency; a position dependency component generator for outputting a position dependency component(s) of the motor according to its rotational position; an electric current correction instruction calculator for calculating d-axis and q-axis current correction instructions from the d-axis and q-axis fundamental electric-current instructions, and the position dependency component(s); an electric current correction instruction superposition unit for generating d-axis and q-axis current instructions by performing superposition of the d-axis and q-axis current correction instructions on the d-axis and q-axis fundamental electric-current instructions; and an electric current controller for controlling a current to flow through the motor by an inverter, based on the d-axis and q-axis current instructions.
Masahiko Orii, Isao Kezobo, Tatsuya Mori, Genki Fujii
Filed: 27 Jun 19
Utility
Master device and communication method
5 Dec 23
A master device according to this disclosure which communicates with a plurality of slave devices to share cyclic data includes: a configuration information acquiring unit to acquire a phase difference of each of the slave devices determined based on a number of other slave devices to be relayed when the each slave device communicates with the master device; and a transmission timing determining unit to calculate a hop count from a number of other slave devices to be relayed when the each slave device communicates with the master device or another slave device based on the phase difference acquired by the configuration information acquiring unit and to determine a transmission timing for each slave device to transmit the cyclic data in such a way that communications with a same hop count are performed at a same timing by the plurality of slave devices.
Yuina Nakashio
Filed: 13 Mar 20
Utility
Infrared imaging device
5 Dec 23
An infrared imaging device comprises an infrared imaging sensor to detect infrared light as heat, a temperature drift compensation amount calculator to calculate a temperature drift compensation amount in accordance with a temperature change of the substrate, with respect to a pixel output outputted from each of the plurality of pixels, a compensation amount calculation function generator to generate a function with the temperature of the substrate as an independent variable; and a timing controller to cause the infrared imaging sensor and the substrate temperature sensor to synchronously output data to the compensation amount calculation function generator for generating the function, wherein the compensation amount calculation function generator uses the data for generation output after the generation of the function as additional data for improving accuracy of the function.
Tomohiro Maegawa, Hiroshi Hirosaki
Filed: 12 Jun 19
Utility
Illumination device
5 Dec 23
An illumination device includes a light source unit that emits light, a first optical unit that lets the light enter and changes a divergence angle of the entered light, a second optical unit including an image light formation unit that lets the light with the changed divergence angle enter and emits light including image light having image information, and a drive unit that moves the first optical unit and the second optical unit.
Ritsuya Oshima, Masatoshi Nishimura, Akihiro Yamada, Muneharu Kuwata
Filed: 21 Nov 19
Utility
Optical frequency control device, optical oscillation device, frequency conversion device, and radio wave generation device
5 Dec 23
An optical frequency control device includes: a detection circuit to receive first light including a first frequency, receive second light including a second frequency, modulate the first light with a local oscillation signal, and detect a differential beat signal between the frequency of sideband light included in the modulated first light and the second frequency; a light source control circuit to change the second frequency by frequency-dividing the differential beat signal with a first frequency division number, by frequency-dividing a reference signal with a second frequency division number, and by outputting a phase error signal indicating a phase difference between the frequency-divided differential beat signal and the frequency-divided reference signal; and a signal processing unit to set each of the first frequency division number and the second frequency division number according to the set value of a frequency difference between the first frequency and the second frequency.
Junya Nishioka, Tomohiro Akiyama, Yuta Takemoto, Toshiyuki Ando
Filed: 4 Apr 22
Utility
Non-transitory computer readable medium storing data distribution program, server apparatus, terminal apparatus, and data distribution system
5 Dec 23
A data distribution program causes a server apparatus to execute a process of distributing project data to a terminal apparatus that writes the project data to a device among a plurality of devices included in an apparatus.
Toru Ishikuro
Filed: 12 May 21