baber/WOPTO huggingface dataset:
Patent JP-2022139502-A (JP)
Title: Power conversion device and power conversion system
Inventor: NISHI MASAKI
IPC: H02J7/34
Filed: 2021-03-12
Abstract: To provide a power conversion device capable of downsizing by suppressing enlargement of a transformer of an initial charging part even when the transformer is provided on the initial charging part.SOLUTION: A power conversion device 4 for a storage battery 3 comprises: a plurality of power conversion parts 41-44 for charging/discharging the storage battery 3; an AC side switch 45 for connecting the plurality of power conversion parts 41-44 to an AC power source side; an initial charging part 47 including a transformer 47c connecting the plurality of power conversion parts 41-44 to the AC power source side by bypassing the AC side switch 45, and charging the plurality of power conversion parts 41-44; and a control part 48 performing control to generate starting AC voltage corresponding to AC voltage supplied from the AC power source side by operating a part of the power conversion parts among the plurality of power conversion parts 41-44 when the AC side switch 45 is turned on in a state where the plurality of power conversion parts 41-44 are charged by the initial charging part 47 at the time of starting.SELECTED DRAWING: Figure 3
Patent JP-2022140896-A (JP)
Title: Light guide plate device
Inventor: SHINOHARA MASAYUKI
IPC: G09F19/12
Filed: 2021-03-15
Abstract: To achieve a light guide plate device that can prevent a reduction in design of a stereoscopic image due to a change in point of view.SOLUTION: A light guide plate (11) comprises: a plane of incidence on which light is incident; and a light path changing unit formed on a back face perpendicular thereto. In a stereoscopic image (IA) formed by light reflected by the light path changing unit, when one having an image formation position within a predetermined distance from the back face is a nearby formed image (IA1), and one other than that is a distant formed image (IA2), the total area of an image formation area of the nearby formed image is larger than the total area of an image formation area of the distant formed image.SELECTED DRAWING: Figure 2
Patent JP-2022141408-A (JP)
Title: Vulcanized tire and tire manufacturing method
Inventor: MATSUNAMI SHO
IPC: B29D30/06
Filed: 2021-03-15
Abstract: To provide a vulcanized tire capable of suppressing peeling of a functional member from an inner cavity surface.SOLUTION: There is provided a vulcanized tire, in which the tire is configured in that: a release agent 11 is attached to an inner cavity surface 10 of the vulcanized tire; the release agent 11 contains a coloring component distinguishable from the inner cavity surface 10; and peeling of a functional member 13 from the inner cavity surface 10 can be suppressed because an inward facing surface has a first portion 12 from which the releasing agent 11 is removed by polishing, and the functional member 13 is fixed to the first portion 12 for adding a function to the vulcanized tire.SELECTED DRAWING: Figure 2
Patent JP-2022142333-A (JP)
Title: Laminate and reflection type display device using the same
Inventor: KUDO TAKUMA
IPC: B32B27/06
Filed: 2021-03-16
Abstract: To provide a laminate having high barrier properties and favorably used as an optical member to be used in electronic paper, etc. and a reflection type display device using the same.SOLUTION: Provided is a laminate of an antireflection layer and/or an antiglare layer, and a barrier film having an aluminum oxide vapor deposition film. When etched by a TOF-SIMS from a front side opposite to a substrate of the barrier film, an intensity derived from Al2O3 and an intensity derived from Al2O4H are detected in an area of the aluminum oxide vapor deposition film. A maximum peak of the intensity derived from Al2O4H is present at a depth position of 50% to 99% from a film interface in the aluminum oxide vapor deposition film. An (Al2O4H/Al2O3) intensity ratio detected at a position of the maximum peak is 1.0 or more. An intensity peak derived from Al3 is not detected in the area of the aluminum oxide vapor deposition film.SELECTED DRAWING: Figure 1
Patent JP-2021098866-A (JP)
Title: Lactide block copolymer and production method
Inventor: GERRIT GOBIUS DU SART
IPC: C08G63/08
Filed: 2021-03-16
Abstract: To provide a lactide block copolymer with a high molecular weight and a high melting point, and a method of producing the same.SOLUTION: A method for producing a lactide block copolymer comprises providing a polymer of a first lactide monomer including a residual amount of the first lactide monomer, adding and polymerizing a first amount of a second monomer of opposite chirality, and subsequently adding and polymerizing a second amount of the second monomer. The resulting lactide block copolymer generally has a high melting point (e.g., from 190 to 250°C).SELECTED DRAWING: Figure 2
Patent JP-2021102071-A (JP)
Title: Method, apparatus, computer program and computer program product for producing information indicative of cardiac condition
Inventor: JUHANI AIRAKSINEN
IPC: A61B5/363
Filed: 2021-03-17
Abstract: To provide an apparatus and the like for producing information indicative of a cardiac condition.SOLUTION: An apparatus for producing information indicative of a cardiac condition includes a processing system for receiving a rotation signal indicative of rotational movement of a chest. The processing system is configured to form one or more indicator quantities each being derivable from energy spectral density based on one or more samples of the rotation signal, where each sample has a temporal length. The processing system is configured to determine an indicator of the cardiac condition on the basis of the one or more indicator quantities, and configured to compute the energy spectral density and to compute a median frequency of the energy spectral density. The determination of the cardiac condition is based on, for example, myocardial infarction causing changes in the energy spectral density. Thus, it is possible to distinguish between, for example, myocardial infarction and plain heartburn.SELECTED DRAWING: Figure 3
Patent JP-2021101360-A (JP)
Title: POS system and program
Inventor: YAMAMOTO TATSUO
IPC: G07G1/01
Filed: 2021-03-18
Abstract: To improve processing efficiency or the like in accounting for foreign currency.SOLUTION: A POS system comprises a registration device operated by a clerk, for registering a commodity to be purchased by a customer and a settlement device operated by the customer himself/herself according to registration data of the commodity, for settlement. The registration device includes input means to which the kind of currency can be input, and first output means which can output first information based on the input of the kind of currency by the input means. The settlement device includes second output means which can output second information based on the first information output by the first output means.SELECTED DRAWING: Figure 4
Patent JP-2022147020-A (JP)
Title: Hydrogen purification system and method for operating the same
Inventor: YAMAMOTO MASAO
IPC: C25B9/23
Filed: 2021-03-23
Abstract: To provide a highly durable hydrogen purification system by making a permeation amount of carbon dioxide to cathode from anode of an electrochemical device constant.SOLUTION: A hydrogen purification system 10 includes an electrochemical device 11, a first gas supply flow pass 113, second gas supply means 112, a power supply 117, and a controller 118. A first gas containing hydrogen-containing gas containing carbon dioxide and oxide is supplied from first gas supply means 111 and a second gas such as gas having a carbon dioxide composition ratio lower than that of the first gas is supplied from the second gas supply means 112 to an anode 13 of the electrochemical device 11. The controller 118 controls the flow rate of the second gas supplied to the anode 13 of the electrochemical device 11 to reduce the composition ratio of the carbon dioxide included in mixture gas of the first gas and the second gas by increasing the flow rate of the second gas supplied to the anode 13 of the electrochemical device 11 from the second gas supply means 112.SELECTED DRAWING: Figure 1
Patent JP-2022147540-A (JP)
Title: honeycomb filter
Inventor: YOSHIOKA FUMIHIKO
IPC: B01D46/00
Filed: 2021-03-23
Abstract: To provide a honeycomb filter which is excellent in thermal shock resistance, has a high isostatic strength, and can realize reduction of pressure loss.SOLUTION: A honeycomb filter comprises a columnar honeycomb structural part 4 having a porous partition wall 1 which is so arranged as to surround a plurality of cells 2, and a mesh sealing part 5 provided at either one opening end of the cell 2. The plurality of cells 2 are located in a square lattice shape on a cross section of the honeycomb structural part 4 orthogonal to a direction of extension of the cell 2, and a shape of the cell 2 on the cross section is a deformed square having a specified corner part 15 in which a part of a corner part including one apex of the a square is missed. The specified corner part 15 of the cell 2 includes a first bent part 6, a second bent part 7, and a connection part 8. A curvature radius R1 of the first bent part 6 and a curvature radius R2 of the second bent part 7 are 40 to 80 μm. A center-to-center distance T between a center of curvature O1 of the first bent part 6 and a center of curvature O2 of the second bent part 7 is 80 to 200 μm.SELECTED DRAWING: Figure 3
Patent JP-2022147541-A (JP)
Title: Navigation control device, navigation control method and program
Inventor: HASHIMOTO MAI
IPC: G08G1/0969
Filed: 2021-03-23
Abstract: To enable effectively utilizing a facility.SOLUTION: A navigation control device comprises: a facility information acquisition unit that acquires information of a facility to be used; a route setting unit that sets a route from an input departure place to the facility; a facility staying time estimation unit that estimates staying time at the facility on the basis of input passenger information and information of the facility; and a facility usability determination unit that determines whether or not the facility is usable on the basis of the information of the facility and the staying time in the facility.SELECTED DRAWING: Figure 1
Patent JP-2022147801-A (JP)
Title: battery device
Inventor: HORIGUCHI MASAKATSU
IPC: H02J7/02
Filed: 2021-03-23
Abstract: To provide a battery device capable of improving the detection accuracy of the closed circuit voltage.SOLUTION: The battery device includes a detection unit, a level shifter, an AD conversion unit, a storage unit, and an operation unit. The detection unit detects the closed circuit voltage of multiple battery cells electrically connected. The level shifter adjusts the gain and the offset of the detected closed circuit voltage. The AD conversion unit converts the closed circuit voltage with the adjusted gain and offset into a digital signal. The storage unit stores battery information including the closed circuit voltage and conversion unit information relevant to the actual characteristics and ideal characteristics as input/output characteristics of the input voltage and output voltage of the AD conversion unit. The operation unit reduces the difference between the input voltage at the intersection of real characteristics and ideal characteristics and the closed circuit voltage stored in the storage unit by adjusting at least one of gain and offset.SELECTED DRAWING: Figure 7
Patent JP-2022148908-A (JP)
Title: Voltage generating device
Inventor: TANAKA HIDEAKI
IPC: H02J7/00
Filed: 2021-03-24
Abstract: To generate a voltage simulating voltage behavior of a battery cell according to load on a battery pack.SOLUTION: A voltage generation deice includes: a relation expression acquisition part (213) for acquiring relation expression representing a relationship between residual capacity of a battery cell and an inter-terminal voltage value generated based on a measured value pair consisting of residual capacity of the battery cell and an inter-terminal voltage value of the battery cell as a pair; a voltage value calculation part (219) for calculating the inter-terminal voltage value corresponding to input residual capacity of the battery cell based on the relation expression; and a voltage generation part (222) for generating a voltage according to the inter-terminal voltage value calculated by the voltage value calculation part.SELECTED DRAWING: Figure 2
Patent JP-2022149142-A (JP)
Title: Information processing device and program
Inventor: ITO KENJI
IPC: G07G1/01
Filed: 2021-03-25
Abstract: To provide an information processing device and a program for displaying display information for shop clerk or display information for customer on a display in accordance with a usage scene, thereby achieving effective utilization of the display.SOLUTION: An information processing device of an embodiment is an information processing device for use at a shop that offers commodities, including: an acquisition unit that acquires distance information indicating whether or not a distance between a display that selectively displays display information for shop clerk or display information for customer and a reference position determined in advance is less than or equal to a prescribed distance; and a display processing unit that based on the distance information acquired by the acquisition unit, switches display information displayed on the display to the display information for shop clerk or the display information for customer.SELECTED DRAWING: Figure 5
Patent JP-2022150747-A (JP)
Title: Prepreg, method for producing prepreg, slit prepreg, laminated substrate and fiber-reinforced composite material
Inventor: SUZUKI MIKI
IPC: C08J5/24
Filed: 2021-03-26
Abstract: To provide a method for producing a prepreg that is not limited in terms of base fibers and has excellent smoothness.SOLUTION: The present invention discloses a production method for a prepreg 10 composed of base fibers 12 and matrix resin. The method includes a step of laminating a film 14 composed of the matrix resin on the base fibers 12 to make a laminate and a pressing step of heating and compressing the laminate to impregnate the base fibers 12 with the matrix resin. In the pressing step, the laminate is heated and compressed through a release sheet 16, and the release sheet 16 has a thermal conductivity of 1 W/m K or more.SELECTED DRAWING: Figure 1
Patent JP-2022150762-A (JP)
Title: heater device
Inventor: IGASHIRA Takuya
IPC: H05B3/10
Filed: 2021-03-26
Abstract: To provide a heater device which can improve the accuracy of temperature detection by a temperature detection element without increasing a resistance value of a heater wire.SOLUTION: A heater device 1 comprises an insulating base material 10, a heater wire 11, a temperature detection element 13, pieces of wiring 14 and 15, and a branch wire 12. The heater wire 11 is provided on the insulating base material 10. The heater wire forms a path where a current flows when supplied with power, and it generates heat with the power supply. The temperature detection element 13 is provided on the insulating base material 10, and its electrical characteristics change depending on the temperature. The pieces of wiring 14 and 15 are provided on the insulating base material 10, and they are electrically connected to the temperature detection element 13. The branch wire 12 is provided on the insulating base material 10. The branch wire has one end which is connected to the heater wire 11 and the other end which extends to the periphery of the temperature detection element 13 without being connected to the heater wire 11.SELECTED DRAWING: Figure 2
Patent JP-2022151045-A (JP)
Title: Intervention system, intervention method, and intervention program
Inventor: SANO YUKO
IPC: G06Q10/06
Filed: 2021-03-26
Abstract: To provide a system for proposing an improvement content to increase activity productivity of an object person after presenting an intervention effect.SOLUTION: An intervention system performs intervention for proposing an improvement content of a factor having an influence on an object person to the object person and/or a user in order to improve the activity productivity of the object person. First, the system measures a value representing a feature amount about one or more influence factors to have an influence on the object person, accepts input of the value in a learning model, and acquires a prediction value of activity productivity to be outputted by the learning model as a prediction result without intervention. Next, the system accepts input of an improvement content of a feature amount created in advance and a value representing the feature amount in the learning model, and acquires a prediction result with intervention to be outputted by the learning model. The system calculates a difference between the prediction result without intervention and the prediction result with intervention as an intervention effect, and notifies the object person of the difference in association with the improvement content.SELECTED DRAWING: Figure 11
Patent JP-2022153006-A (JP)
Title: Motor control device
Inventor: OSADA YUDAI
IPC: H02P21/18
Filed: 2021-03-29
Abstract: To provide a motor control device in which motor control is exercised using a highly accurate current value while suppressing an increase in component counts.SOLUTION: In a motor control device 100, a switching module 10 converts the DC voltage supplied from a DC power supply to an AC voltage and applies the AC voltage to a motor M. A current detection unit 21 detects the busbar current of the switching module using a shunt resistor Rs connected between the DC power supply and the switching module. A 3 φ current calculation unit 61 calculates the three-phase current of a fixed coordinate in the motor M on the basis of the busbar current. A 3 φ/dq conversion unit 42 converts the three-phase current of the fixed coordinate to the two-phase current of a rotary coordinate. A noise assessment unit 80 calculates a predicted value of the two-phase current in accordance with a motor model expression of the motor M, and determines, on the basis of the two-phase current of the rotary coordinate and the predicted value of the two-phase current, which of the two-phase current and the predicted value to use for motor control.SELECTED DRAWING: Figure 1
Patent JP-2022153770-A (JP)
Title: Manufacturing method of heat insulating article
Inventor: TAKEUCHI AKIRA
IPC: C01B33/16
Filed: 2021-03-30
Abstract: To provide a heat insulating article which maintains a heat insulation property and a bent state.SOLUTION: There is provided a method for manufacturing a heat insulating article capable of maintaining a predetermined shape by reinforcing a skeleton of a silica xerogel in a state where a fiber sheet is put in a mold. The method can be applied to manufacture any curved object. Further, a high heat insulation property is realized by arranging a silica xerogel layer which contains a silica xerogel as a main ingredient but contains no fiber between the fiber sheets. Furthermore, heat conduction through a fiber can be fundamentally prevented by using a space forming material of the silica gel as the silica xerogel layer containing no fiber.SELECTED DRAWING: Figure 2
Patent JP-2022154995-A (JP)
Title: Liquid discharge device
Inventor: AMANO ATSUSHI
IPC: B41J2/015
Filed: 2021-03-30
Abstract: To provide a liquid discharge device which enables increase of image formation speed, and improvement of discharge accuracy.SOLUTION: A liquid discharge device includes a driving signal output circuit for outputting a driving signal displaced between a first potential and a second potential, and a discharge part for discharging a liquid, wherein the driving signal output circuit includes a modulation circuit for outputting a modulation signal, an amplification circuit for outputting an amplified modulation signal, and a demodulation circuit which includes a first capacitor and a second capacitor and outputs a driving signal obtained by demodulating the amplified modulation signal, the first potential is 25 V or more, the first capacitor and the second capacitor are connected in parallel, a change rate of an electrostatic capacitance of the first capacitor when a DC voltage is supplied to the first capacitor is smaller than a change rate of an electrostatic capacitance of the second capacitor when a DC voltage is supplied to the second capacitor, and an equivalent series resistance component of the second capacitor is smaller than an equivalent series resistance component of the first capacitor.SELECTED DRAWING: Figure 15
Patent JP-2022157153-A (JP)
Title: Lens unit and vehicular lighting tool
Inventor: MOTOTSUJI Ayaka
IPC: F21S41/40
Filed: 2021-03-31
Abstract: To reduce a manufacturing error at assembling and to improve the positional accuracy of a primary lens and a microlens array.SOLUTION: A lens unit is equipped with a microlens array (MLA) 4 that has a plurality of optical systems, and a primary lens 6 for leading light emitted from a light source 5 to the MLA 4. Each of the optical systems of the MLA 4 has a pair of incident side lenses and emission side lenses. At least a part of an incident side lens portion 41 including the plurality of incident side lenses and at least a part of the primary lens 6 are directly coupled.SELECTED DRAWING: Figure 1
Patent JP-2021101490-A (JP)
Title: Backside protection sheet for solar battery module and solar battery module arranged by use thereof
Inventor: ARIHARA KEITA
IPC: H01L31/049
Filed: 2021-03-31
Abstract: To provide a backside protection sheet for a solar battery module, which makes enough contribution to the increase in the power generation efficiency of a solar battery module and has a dark color layer superior in blocking resistance while it is a backside protection sheet for a solar battery module, of which the whole or part of a surface has a satisfactory hue of dark color in order to satisfy the demands of users for designability.SOLUTION: A backside protection sheet 6 for a solar battery comprises: a base material layer 61; and a dark color layer 62 which allows near infrared rays of 750-1500 nm in wavelength to pass therethrough. The dark color layer 62 includes a resin component, a dark color pigment, and a transparent inorganic filler. In the dark color layer 62, the content of the transparent inorganic filler is 0.5-5 pts.mass to 100 pts.mass of the resin component. The transparent inorganic filler has an average particle diameter which is 50-150% of a thickness of the dark color layer 62.SELECTED DRAWING: Figure 1
Patent JP-2022157686-A (JP)
Title: Rotary electric machine and vehicle drive device
Inventor: MITSUHARU HIROAKI
IPC: H02K1/32
Filed: 2021-03-31
Abstract: To provide a rotary electric machine and vehicle drive device capable of stably supplying oil to a spline fitting part related to a rotor shaft.SOLUTION: A rotary electric machine includes: a stator; a rotor with a hollow rotor shaft 314; and an oil formation member forming an oil path for supplying oil to a hollow inside of the rotor shaft. The rotor shaft has an inner-peripheral surface, which includes a weir section projecting toward inward in the radial direction over the whole periphery in the peripheral direction and a female spline 71 meshing with a male spline 72 of a rotating shaft member 31 for rotational torque transmission. The oil path supplies oil between the weir section and the spline in the axial direction, and the inside diameter r2 of the weir section is smaller than a large diameter r1 of the female spline of the rotor shaft.SELECTED DRAWING: Figure 5