baber/WOPTO huggingface dataset:
Patent JP-2019200420-A (JP)
Title: Display device
Inventor: JIN BYOUNG JIN
IPC: G09F9/00
Filed: 2019-05-15
Abstract: To provide a display device capable of preventing failure due to external force, static electricity and the like, and capable of being made lighter in weight with improved product stability.SOLUTION: A display device comprises: a display module comprising a display panel; a circuit board disposed under the display module and connected to a first side of the display panel; and a shield cover. The shield cover comprises: a body portion disposed under the circuit board ; a side portion extending in an upward direction from a first side of the body portion along a first side surface of the display module adjacent to the first side; and a first support portion protruding in the upward direction from a second side of the body portion adjacent to the first side of the body portion, the first support portion contacting a lower surface of the display module.SELECTED DRAWING: Figure 2
Patent JP-2020188175-A (JP)
Title: Electrical circuit device
Inventor: ABE JUN
IPC: H05K7/14
Filed: 2019-05-16
Abstract: To provide a technique for suppressing deformation of a case opening in a resin case into which a circuit board is inserted.SOLUTION: An edge (42) of an opening (41) of a case (40) includes a first plate-like portion (50) extending along one surface (32) of a circuit board (30), a second plate-like portion (60) extending along the other surface (31) of the circuit board (30), and a pair of third plate-shaped portions (71, 71) extending between ends (50a, 60a) of the first plate-shaped portion (50) and the second plate-shaped portion (60). Each of the pair of third plate-shaped portions (71, 71) has an arc-shaped portion (74) formed in an arc shape that is convex toward the inside of the case (40). The arc-shaped portion (74) is continuous from the edge (42) of the opening (41) of the case (40) in the insertion direction.SELECTED DRAWING: Figure 1
Patent JP-2020189808-A (JP)
Title: Multi-functional control agent
Inventor: YOSHITOMO MAKOTO
IPC: A01P17/00
Filed: 2019-05-23
Abstract: To provide a multi-functional control agent for preserving crop which is a combination of pyroligneous acid having the effect as repellent for insect pest and mouse, and charcoal having the effects of deodorization and adsorption of toxic material.SOLUTION: A multi-functional control agent includes charcoal 2 enclosed in a bag 1 having air permeability, and an immersed body 3 immersed in a diluted pyroligneous acid. A housing part 4 for accommodating the immersed body 3 therein is disposed in the bag 1 so as to be located away from the charcoal 2. Consequently, the immersed body 3 is located away from the charcoal 2.SELECTED DRAWING: Figure 1
Patent JP-2020194114-A (JP)
Title: Optical demultiplexer, optical transmission device and optical demultiplexing control method
Inventor: AKIYAMA TOMOYUKI
IPC: G02B6/12
Filed: 2019-05-29
Abstract: To provide an optical demultiplexer with which it is possible to separate an incident optical signal with low crosstalk, even when there is random variation in the wavelength of the optical signal.SOLUTION: Provided is an optical demultiplexer for separating light that includes a plurality of wavelengths into rays of light of respective wavelengths, wherein unit circuits are connected in tree form, and combinations of arm length differences of a waveguide pair in N-1 asymmetrical Mach-Zehnder interferometers equipped with a phase shifter in asymmetrical Mach-Zehnder interferometer optical demultiplexing units having the same structure, all are the same. The numeral N of the asymmetrical Mach-Zehnder interferometer optical demultiplexing units in at least one unit circuit out of the unit circuits is 3 or greater, a monitor is provided in four waveguides on output side of the unit circuit, and a control circuit is included that controls the phase shifters of the asymmetrical Mach-Zehnder interferometers provided with a phase shifter that are provided in the asymmetrical Mach-Zehnder interferometer optical demultiplexing units of the unit circuit so as to increase or reduce the value of a function having the power value obtained from the monitor as an argument thereto.SELECTED DRAWING: Figure 8
Patent JP-2020192190-A (JP)
Title: Massage device and device for controlling the same
Inventor: NISHITANI NOBUYUKI
IPC: A61H7/00
Filed: 2019-05-29
Abstract: To provide a massage device that can reduce a risk that a user may feel discomfort, and to provide a device for controlling the massage device.SOLUTION: A device for controlling a massage device 1 includes a control unit for controlling the massage device 1 that includes: a backrest 12 capable of changing a position thereof relative to a seat 11; a massage part for massaging a body; and a display part 72 for outputting information to a user. The control unit controls the display part 72 to output positional information relating to a position of the backrest 12 when the massage part ends a control mode.SELECTED DRAWING: Figure 1
Patent JP-2019168468-A (JP)
Title: Magnetic sensor
Inventor: WATABE MORIYA
IPC: H01L43/06
Filed: 2019-06-05
Abstract: To prevent, in a magnetic sensor including a soft magnetic structure and two detection units, a situation in which due to the soft magnetic structure, the characteristics of outputs from the two detection units become different.SOLUTION: A magnetic sensor 1 comprises first to third detection units 10, 20, 30 detecting components in an X-direction, a Y-direction, and a Z-direction of an external magnetic field. The third detection unit 30 includes a soft magnetic structure. The first detection unit 10 includes first and second portions 11, 12. The second detection unit 20 includes third and fourth portions 21, 22. The first portion 11 and fourth portion 22 are located on both sides of the third detection unit 30 in the X-direction. The second portion 12 and third portion 21 are located on both sides of the third detection unit 30 in the Y-direction.SELECTED DRAWING: Figure 1
Patent JP-2020202023-A (JP)
Title: Positive electrode of secondary battery, and secondary battery using the same
Inventor: HORIKAWA DAISUKE
IPC: H01M4/13
Filed: 2019-06-06
Abstract: To provide a positive electrode capable of imparting excellent low temperature output characteristics, excellent high temperature cycle characteristics, and excellent high voltage resistance to a secondary battery.SOLUTION: A positive electrode of a secondary battery disclosed here includes: a positive electrode current collector; and a positive electrode active material layer provided on the positive electrode current collector. The positive electrode active material layer includes: a positive electrode active material particle; and an oxide particle which is dispersed in the positive electrode active material layer as a particle separate from the positive electrode active material particle. The positive electrode active material particle has a coating containing a titanium-containing compound on the surface thereof. The titanium-containing compound of the coating is at least one compound selected from a group consisting of an oxide containing TiO2 or TinO2n-1 (where n is an integer equal to or greater than 3), and Li and Ti. The oxide particle contains at least one oxide selected from the group consisting of the oxide containing TiO2 or TimO2n-1 (where n is an integer equal to or greater than 3), and Li and Ti.SELECTED DRAWING: Figure 1
Patent JP-2020199858-A (JP)
Title: Two-wheeled motor vehicle and electrical system for the same and method of starting engine of two-wheeled motor vehicle
Inventor: SUZUKI SHIN
IPC: B62J6/02
Filed: 2019-06-10
Abstract: To stably start an engine even when the charging of a battery is somewhat insufficient.SOLUTION: In an electrical system 100 of a two-wheeled motor vehicle, a power source line 106 is connected via an ignition switch ISW to a battery BTR. A power source control circuit 120 connected between the power source line 106 and a headlight HL supplies voltage of the power source line 106 to the headlight HL during the off-state of a starter switch SSW. The power source control circuit 120 shuts down or reduces power to be supplied to the headlight HL during the on-state of the starter switch SSW.SELECTED DRAWING: Figure 1
Patent JP-2020202278-A (JP)
Title: Wiring board and manufacturing method thereof
Inventor: KITAZAWA SHUN
IPC: H05K3/46
Filed: 2019-06-10
Abstract: To provide a wiring board capable of reducing the diameter of a portion connected to a semiconductor chip electrode and arranging the connection wiring between the semiconductor chips at a narrow pitch in the wiring board on which a semiconductor chip is mounted and has wiring for connection between the semiconductor chips, and a manufacturing method that can simplify a forming process of a wiring board.SOLUTION: A wiring board in which two or more semiconductor chips are mounted on the upper surface of one side of a base wiring board having connection terminals on both sides and a connection via that establishes electrical conduction between the connection terminal includes a semiconductor chip-to-semiconductor connection wiring that connects the semiconductor chips, and a via on the connecting via, and includes one or more layers in which the upper surface of the connection wiring between semiconductor chips and the upper surface of the via on the connection via are in the same plane.SELECTED DRAWING: Figure 5
Patent JP-2020199607-A (JP)
Title: Hammering tool
Inventor: FURUSAWA MASANORI
IPC: B25D17/24
Filed: 2019-06-11
Abstract: To provide a technique relating to rationalization of arrangement of a dynamic vibration absorber in a hammering device.SOLUTION: A hammer 1 comprises a motor, a driving mechanism, a first housing 21 and a dynamic vibration absorber 7. The driving mechanism includes a crank shaft, a cylinder and a piston. The dynamic vibration absorber 7 includes weights 71 that can move linearly in a longitudinal direction, springs 72 arranged at front sides and rear sides of the weights 71, and storage parts 73 that store the weights 71 and the springs 72. The first housing 21 includes a motor housing that houses the motor, a crank housing 23 that houses the crank shaft and a barrel part 22 which is arranged in front of the crank housing 23 and which houses the cylinder. A portion of the barrel part 22 and a portion of the crank housing 23 constitute a first support part 74 and a second support part 75 being portions of the storage parts 73 respectively.SELECTED DRAWING: Figure 10
Patent JP-2020205509-A (JP)
Title: Optical line termination device and control method thereof
Inventor: GOTO KENICHI
IPC: H04B10/272
Filed: 2019-06-17
Abstract: To provide an optical line termination device and a control method thereof that do not require a large installation space while reducing the number of optical fibers and simplifying installation work.SOLUTION: An OLT 30 includes a plurality of optical transceivers 36-1 to 36-48 that transmit and receive optical signals to and from an ONU, a plurality of PON control units 32-1 to 32-13 that transmit and receive data between a host network and the plurality of optical transceivers and control the plurality of optical transceivers, a first matrix switch 33 that connects the plurality of PON control units and the plurality of optical transceivers to transmit data, and switches the connection to a standby PON control unit when a problem occurs in any of the plurality of PON control units, and a second matrix switch 34 that connects the plurality of PON control units and the plurality of optical transceivers to transmit a control signal, and switches the connection to the standby PON control unit when a problem occurs.SELECTED DRAWING: Figure 4
Patent JP-2021001959-A (JP)
Title: Learning device, evaluation device and production method for leaning model
Inventor: TAKAHASHI ISAMU
IPC: G09B19/00
Filed: 2019-06-21
Abstract: To attain a learning device 102 that can appropriately determine the skill of a worker.SOLUTION: A learning device 102 comprises: a signal processing unit 12 that performs signal processing on behavior data DTM which is time-series data that measures work operation of a plurality of workers 50 with different skill levels or a state of a tool 52 operated by the workers 50, environment data DTE which has a time series corresponding to the behavior DTM and is obtained by measuring the current supplied to the tool 52, the voltage applied to the tool 52 or the surrounding condition in which work is performed, and work state data DTW which has a time series corresponding to the behavior data DTM and obtained by measuring the status of a workpiece 51 during the work, and outputs a signal processing result as learning data DTA; and a learning unit 14 that generates a learning model DM by performing machine learning that uses the leaning data DTA as input data and the skill level as output data.SELECTED DRAWING: Figure 1
Patent JP-2019194611-A (JP)
Title: Portable earth leakage operation tester
Inventor: MITO SEIJI
IPC: G01R31/02
Filed: 2019-06-21
Abstract: To provide a measuring instrument capable of reducing labor for inputting operating current information in measurement for a worker and improving accuracy of input data in a portable earth leakage operation tester.SOLUTION: A portable earth leakage operation tester includes: operating current information input means for inputting operating current information in equipment to be measured; output current value determination means for calculating and determining a current value to be outputted based on operating current information inputted by the operating current information input means; current output means for outputting an output current value determined based on operating current information inputted by the operating current information input means to an electric circuit; storage means for storing information regarding whether equipment to be measured causes earth leakage operation by an outputted current; information input assisting means for assisting input of the operating current information; and GPS information input means for inputting location information as information input means for inputting information pertaining to measurement.SELECTED DRAWING: Figure 1
Patent JP-2021001588-A (JP)
Title: Water cooled engine
Inventor: TANAKA YO
IPC: F04D29/24
Filed: 2019-06-24
Abstract: To provide a water cooled engine that can reduce horsepower loss when the engine rotates at high speed.SOLUTION: A water cooled engine comprises a water pump, and a cooling water jacket around a combustion chamber, and is constituted so that engine cooling water 4 is circulated between the water pump and the cooling water jacket. The water pump comprises a pump housing, a rotating shaft 6 inserted into the pump housing, and an impeller 7 attached to the rotating shaft 6 in the pump housing. A blade 9 is formed of an elastic body. When the engine rotates at low speed, the blade 9 keeps a rising attitude 13 along a direction parallel to the rotating shaft 6. When the engine rotates at high speed, the blade 9 in the rising attitude 13 takes a falling attitude 12 falling down in a centrifugal direction due to unbalance force based on centrifugal force 9a acting on the blade 9 and elastic restoring force 9b of the blade 9 against the centrifugal force 9a.SELECTED DRAWING: Figure 1
Patent JP-2021012308-A (JP)
Title: Image forming system and glossiness processing apparatus having function to level toner
Inventor: IZAWA TATSUNORI
IPC: G03G15/20
Filed: 2019-07-08
Abstract: To provide a system that can provide glossiness to a created image, the image created in an image forming apparatus.SOLUTION: An image forming system comprises: a toner transfer unit 80 that, after an image is formed on a medium, transfers a clear toner to an image surface; a leveling unit 90 that is arranged downstream of the toner transfer unit 80 in a conveyance direction of the medium and levels a layer of the clear toner on the surface on which the image is formed; and a glossiness addition unit 100 that is arranged downstream of the leveling unit 90 in the conveyance direction, and after the layer of the clear toner is leveled, performs remelting processing and cooling processing on the medium.SELECTED DRAWING: Figure 2
Patent JP-2020013569-A (JP)
Title: Video data processing method and device
Inventor: KIM DONG KYUN
IPC: G06T3/40
Filed: 2019-07-11
Abstract: To provide a video data processing method and device.SOLUTION: The present invention relates to a method and device that convert video data on a super pixel array 1320 into video data on a sub-pixel array 1330, and the method and device are configured to: activate a plurality of nodes N1 to N9 in an individual activating area on a sensing circuit 1300; catch a plurality of super pixels; enable generation of the video data on the super pixel array composed of the plurality of super pixels; individually activate one partial node in an integration activating area 1310, and thereby catch a sub-pixel value of a first area in the sub-pixel array; and convert the video data on the super pixel array into the video data on the sub-pixel array on the basis of the super pixel array and the sub-pixel array value of the first area.SELECTED DRAWING: Figure 13
Patent JP-2019208236-A (JP)
Title: User device and method performed by base station
Inventor: ZHANG LEI
IPC: H04W16/14
Filed: 2019-07-12
Abstract: To provide a method for performing transmission between a base station and a terminal device according to a frame structure in an unlicensed spectrum in a wireless network for supporting communication by both licensed spectrum and unlicensed spectrum.SOLUTION: Information indicating a frame structure shall be notified, and communication between a base station and a terminal device is performed in accordance with the frame structure in an unlicensed carrier in the unlicensed spectrum. When first information indicating a symbol of a sub-frame which means the end of communication of PUSCH (Physical Uplink Shared Channel) is received from the base station, PUSCH is transmitted.SELECTED DRAWING: Figure 1
Patent JP-2019207418-A (JP)
Title: Display device
Inventor: KIMURA HAJIME
IPC: G09G3/20
Filed: 2019-07-17
Abstract: To provide a semiconductor device in which the delay or rounding of a signal output to a gate signal line is reduced in a selection period.SOLUTION: The semiconductor device includes: a gate signal line 54; a first gate driver circuit 51 and a second gate driver circuit 52 for outputting a selection signal and a non-selection signal to the gate signal line; and a plurality of pixel parts 50 electrically connected to the gate signal line, and receiving the input of the selection signal and the non-selection signal. In a period where the gate signal line is selected, each of the first and second gate driver circuits outputs the selection signal to the gate signal line. In a period where the date signal line is not selected, one of the first and second gate driver circuits outputs the non-selection signal to the gate signal line, and the other of the first and second gate driver circuits does not output the selection signal and the non-selection signal to the gate signal line.SELECTED DRAWING: Figure 1
Patent JP-2019207244-A (JP)
Title: Electret component and power generator
Inventor: IKEDA TOMOO
IPC: G04B17/06
Filed: 2019-07-18
Abstract: To provide an electret component that has high precision in manufacture, can be made light, and cannot be destroyed easily even if external shock is applied and shows high strength, and to provide a power generator using the electret component.SOLUTION: A power generator using an electret component 340 is provided with a plurality of charge bodies 342 on a surface of a base material formed with a first material (silicon) as a main constituent, and comprises, in positions other than a part in which the charge bodies 342 on the surface of the base material, an interlayer made of metal and a shock absorbing film that is laminated on the interlayer and has a second material (resin) having higher viscosity and toughness than the first material as a main constituent. An opening 343 is provided among the plurality of charge bodies 342 of the base material. The base material is in a disk shape, has a shaft hole 351 to which a shaft is fitted, and has an interlayer and a shock absorbing film also on an inner peripheral surface of the shaft hole 351.SELECTED DRAWING: Figure 35
Patent JP-2021017356-A (JP)
Title: Sheet transport device, image reading device, and sheet transport method
Inventor: HAMADA KAORU
IPC: G03G15/00
Filed: 2019-07-23
Abstract: To provide a sheet transport device that suppresses the effect of noise and detects double feeding highly accurately.SOLUTION: The sheet transport device transports a document to a transport route 217 from a document tray 101. Across a transport route 217 provided are an ultrasonic wave transmitter 206 that transmits burst waves with predetermined intervals and an ultrasonic wave receiver 207 that receives burst waves transmitted from the ultrasonic wave transmitter 206 and outputs an electric signal that is a received burst wave converted into voltage amplitude. The sheet transport device performs a process of generating an AD conversion value from the electric signal in accordance with N pieces of burst waves at the same sampling position of one cycle ultrasonic wave M times while shifting the sampling position in the one cycle of the ultrasonic wave. The sheet transport device performs a process of calculating the amplitude of the burst waves from the generated, N×M pieces of AD conversion values each time AD conversion values by the electric signal in accordance with N pieces of burst waves are obtained. The sheet transport device detects double feeding based on the amplitude.SELECTED DRAWING: Figure 1
Patent JP-2021022449-A (JP)
Title: Fuel cell system
Inventor: WATANABE YUSUKE
IPC: B60L7/14
Filed: 2019-07-25
Abstract: To suppress deterioration of a fuel cell stack.SOLUTION: A fuel cell system is equipped with a power storage device charged with regenerative electric power of a motor generator, a fuel cell stack electrically connected with the motor generator and the power storage device, and a FCECU. The FCECU estimates the charging rate of the power storage device. The FCECU switches between a power generation state transiting gradually so that the lower the charging rate of the power storage device is, the smaller the power generation amount of the fuel cell stack is, and a power generation stop state transiting from the power generation state when the charging rate of the power storage device becomes or goes above a low output changeover threshold level. The FCECU calculates mechanical energy from the weight of a load, the weight of an industrial vehicle, the height of current position of the industrial vehicle, and the speed of the industrial vehicle. The lower the mechanical energy is, the higher low output changeover threshold level the FCECU sets.SELECTED DRAWING: Figure 4
Patent JP-2021021260-A (JP)
Title: Road surface photographing device
Inventor: UENO ISAO
IPC: H04N5/222
Filed: 2019-07-29
Abstract: To provide a road surface photographing device that takes photographs of road surfaces.SOLUTION: A road surface photographing device mounted on a vehicle has a support body which is attached to a vehicle and can be expanded and contracted in the front-rear direction, a photo-taking instrument, and a lighting device, on the support body is mounted the photo-taking instrument, the position of the photo-taking instrument can be changed in the front-rear direction of the vehicle, at the time of photo-taking, the photo-taking instrument is located behind the rear end of the vehicle, the lighting device that is longer than the width of the vehicle can shine light over the photo-taking range of the photo-taking instrument.SELECTED DRAWING: Figure 1