baber/WOPTO huggingface dataset:
Patent JP-2021132358-A (JP)
Title: Imaging apparatus and control method of the imaging apparatus
Inventor: KUMON SAYAKA
IPC: G03B17/00
Filed: 2020-02-21
Abstract: To prevent an external device from being selected as an operation power source when the external device is connected while the consecutive imaging is performed with a battery as the operation power source.SOLUTION: An imaging apparatus comprises: selection means which selects any of a battery and an external device as an operation power source of the imaging apparatus; and control means which controls the consecutive imaging speed of the imaging apparatus to be the first speed when the battery is selected as the operation power source, and controls the consecutive imaging speed of the imaging apparatus to be the second speed slower than the first speed when the external device is selected as the operation power source. The selection means selects the external device as the operation power source when the battery is selected as the operation power source and the external device that can supply the power greater than prescribed power is connected while the imaging apparatus is not performing the consecutive imaging, and does not select the external device as the operation power source when the battery is selected as the operation power source, and the external device that can supply the power greater than the prescribed power is connected while the imaging apparatus is performing the consecutive imaging.SELECTED DRAWING: Figure 8
Patent JP-2020103913-A (JP)
Title: Game machine
Inventor: KANO TATSUYOSHI
IPC: A63F7/02
Filed: 2020-02-26
Abstract: To provide a game machine capable of improving interest of a game.SOLUTION: A game machine comprises: period information discrimination means capable of discriminating period information corresponding to a period until stop display of first identification information for setting of a first game state is performed when a second game state is set; and performance execution means for executing performance based on the period information discriminated by the period information discrimination means. The performance executed by the performance execution means includes at least a suggestion mode for suggesting the period information discriminated by the period information discrimination means to a player. The suggestion mode is variable depending on a lapse of the period and is previously configured in a mode until the period corresponding to the period information ends.SELECTED DRAWING: Figure 1
Patent JP-2021136545-A (JP)
Title: Information processing device, propagation loss calculation method and program
Inventor: SUGAYA KOTA
IPC: H04B17/391
Filed: 2020-02-26
Abstract: To provide an information processing device capable of calculating a propagation loss of radio waves from an emission source to a reception point with high accuracy.SOLUTION: An information processing device 1 includes an environment specification part 2 and a calculation part 4. The environment specification part 2 specifies one or more environments in which a propagation path passes through between a radio wave emission source and a reception point. The calculation part 4 calculates a propagation loss of radio waves from the emission source to the reception point in accordance with a change in an environment when the radio waves propagate on the propagation path in the case that the propagation path passes through a plurality of environments. The calculation part 4 calculates a propagation loss of the radio waves from the emission source to the reception point by changing the degree of change of an attenuation amount to distance from the emission source in accordance with a change in an environment when the radio waves propagate on the propagation path.SELECTED DRAWING: Figure 1
Patent JP-2020078338-A (JP)
Title: Chimeric Factor VIII polypeptides and uses thereof
Inventor: EKTA SETH CHHABRA
IPC: A61K38/37
Filed: 2020-02-26
Abstract: To provide chimeric factor VIII polypeptides and uses thereof.SOLUTION: The invention provides a VWF fragment comprising VWF D' domain and D3 domain, a chimeric protein comprising the VWF fragment and a heterologous moiety, or a chimeric protein comprising the VWF fragment and FVIII protein, as well as a method for using them. The polypeptide chain comprising the VWF fragment binds to or associates with a polypeptide chain comprising FVIII protein, and the polypeptide chain comprising the VWF fragment can prevent or inhibit binding of endogenous VWF to FVIII protein. By preventing or inhibiting the binding of endogenous VWF, which is a half-life limiting factor of FVIII, to FVIII, the VWF fragment induces extension of half-life of the FVIII protein. The invention encompasses nucleotides, vectors, host cells, methods for using the VWF fragment or the chimeric proteins.SELECTED DRAWING: None
Patent JP-2021134398-A (JP)
Title: Method for monitoring detachability and method for manufacturing titanium metal foil
Inventor: NAKAJO YUTA
IPC: C25D1/00
Filed: 2020-02-27
Abstract: To provide a method for monitoring detachability capable of easily checking whether a titanium metal foil can be successfully detached when an attempt is made to detach the titanium metal foil from an electrode.SOLUTION: A method for monitoring detachability of a titanium metal foil from a metallic electrode includes a measuring step of checking whether a load per unit width when detaching the titanium metal foil is less than or equal to 1.0 N/mm.SELECTED DRAWING: None
Patent JP-2021135206-A (JP)
Title: Determination method of possibility of delay generation of ettringite
Inventor: OCHIAI TAKAO
IPC: G01N33/38
Filed: 2020-02-27
Abstract: To provide a method for easily and accurately determining a possibility of delay generation of ettringite (DFE).SOLUTION: There is provided a determination method of a possibility of delay generation of ettringite comprising at least: (A) a sample production step; (B) an acquisition step of a digital image before promotion cure; (C) a promotion cure step; (D) an acquisition step of the digital image during and after the promotion cure; (E) an acquisition step of distribution of a maximum main strain; (F) a calculation step of an absolute value of skewness; and (G) a step of determining a possibility of DFE on concrete, mortar or a cement paste hardening body on the basis of the absolute value of skewness of frequency distribution of the maximum main strain acquired through the calculation steps of a standard deviation, and the standard deviation of the frequency distribution of the maximum main strain.SELECTED DRAWING: Figure 7
Patent JP-2021135460-A (JP)
Title: Optical circuit device and optical receiver
Inventor: OKA TORU
IPC: G02B6/14
Filed: 2020-02-28
Abstract: To suppress optical loss by matching a positional relationship between ports of an optical circuit device using simple constitution.SOLUTION: An optical circuit device 11 comprises: a first optical coupler 114 that branches first input light into two outputs having a phase difference of 90 degree; a second optical coupler 111 that branches second input light into two outputs having a phase difference of 180 degree; a third optical coupler 112 that multiplexes between one output of the first optical coupler and one output of the second optical coupler to output a first optical signal and a second optical signal having a phase difference of 180 degree relative to the first optical signal; and a fourth optical coupler 113 that multiplexes between the other output of the first optical coupler and the other output of the second optical coupler to output a third optical signal and a fourth optical signal having a phase difference of 180 degree relative to the third optical signal.SELECTED DRAWING: Figure 7
Patent JP-2021138563-A (JP)
Title: Hydrogen production system and hydrogen production method
Inventor: ISHIHARA JO
IPC: C25B1/04
Filed: 2020-03-03
Abstract: To provide a hydrogen production system and a hydrogen production method with high energy efficiency.SOLUTION: A hydrogen production system and a hydrogen production method according to the present invention comprise a renewable energy generator for generating AC power of 1 kW or more and less than 30,000 kW, a first power converter for converting the AC power generated by the renewable energy generator into first DC power of 120 V or less, a hydrogen generator for generating hydrogen from water using the first DC power generated by the first power converter, and a hydrogen storage container for storing the hydrogen generated by the hydrogen generator.SELECTED DRAWING: Figure 2
Patent JP-2021137905-A (JP)
Title: Method for grinding workpiece
Inventor: NAGASHIMA MASAAKI
IPC: H01L21/304
Filed: 2020-03-04
Abstract: To grind a workpiece having irregularities formed thereon so that the ground workpiece has a predetermined thickness.SOLUTION: In a first grinding step, a first wafer surface 101 of an ingot 200 or a second wafer surface 102 of a wafer 100, being a surface to be ground, is ground by a predetermined grinding amount. That is, planarization of the surface to be ground is performed before measurement of a height by upper surface measurement means 9. This can suppress the problem that a contact maker 90 of the upper surface measurement means 9 may bound on the surface to be ground to make it difficult to measure a height of the surface to ground. Therefore, in a second grinding step, a grinding stone 77 of grinding means 70 can grind the workpiece until differences in height of irregularities on the surface to be ground are within an allowable range, while measuring the height of the ground surface using the upper surface height measurement means 9.SELECTED DRAWING: Figure 1
Patent JP-2020109998-A (JP)
Title: Video streaming playback system and method
Inventor: KIYOOKA Tetsuro
IPC: H04N21/254
Filed: 2020-03-13
Abstract: To provide a video streaming playback system and method that enables a video hosting website operator and a content provider to obtain revenue.SOLUTION: The video streaming playback system comprises a video hosting website having a video playback module, a tipping module, a video download button/link display module, an advertisement module, and a video provision option control module. The video provision option control module provides options regarding whether to operate the tipping module to accept tips, whether to operate the download button/link display module to permit videos to be downloaded, and whether to operate the advertisement module to display advertisement, to the user who is a video provider.SELECTED DRAWING: Figure 1
Patent JP-2021143410-A (JP)
Title: Photoelectrode, device for producing hydrogen peroxide, and method for producing hydrogen peroxide
Inventor: KONISHI YOSHIYA
IPC: C25B11/04
Filed: 2020-03-13
Abstract: To provide a photoelectrode capable of improving performance of an anode electrode acting as a photoelectrode by surface treatment and producing hydrogen peroxide under more favorable conditions.SOLUTION: A photoelectrode comprises a conductive base material, a visible light responsive n-type semiconductor provided on the conductive base material, and an oxide carried on the visible light responsive n-type semiconductor and containing boron (B) and one or a plurality of elements selected from a group consisting of yttrium (Y), lantern (La), and samarium (Sm).SELECTED DRAWING: None
Patent JP-2021150355-A (JP)
Title: Semiconductor device
Inventor: SAI SHUMEI
IPC: H01L27/04
Filed: 2020-03-17
Abstract: To provide a semiconductor device in which the concentration of current at the start of snapback can be suppressed.SOLUTION: A semiconductor device includes a first semiconductor part with a first conductivity type, a second semiconductor part with a second conductivity type in contact with the first semiconductor part, a third semiconductor part with the second conductivity type having lower concentration of impurities of the second conductivity type than the second semiconductor part, a fourth semiconductor part with the first conductivity type in contact with the third semiconductor part, a fifth semiconductor part with the first conductivity type, a sixth semiconductor part with the second conductivity type in contact with the fifth semiconductor part, a seventh semiconductor part with the second conductivity type having higher concentration of impurities of the second conductivity type than the sixth semiconductor part, and an eighth semiconductor part with the second conductivity type provided between the first semiconductor part and the third semiconductor part, existing in contact with the first semiconductor part, and having lower concentration of impurities of the second conductivity type than the second semiconductor part.SELECTED DRAWING: Figure 1
Patent JP-2021150359-A (JP)
Title: Photo detector, photo detection system, lidar device, and mobile body
Inventor: ATSUTA MASAKI
IPC: G01J1/42
Filed: 2020-03-17
Abstract: To provide a photo detector, a photo detection system, a LIDAR device, and a mobile body, capable of suppressing noise.SOLUTION: A photo detector 10A comprises a first semiconductor layer 12 including on a first surface on which light is to be incident: a photo detection region E1 in which a plurality of photo detection units are arranged; and a peripheral region E2, a semiconductor region that is provided around the photo detection region and includes no photo detection units. Lattice defect density in a first layer region 40, at least part in a thickness direction of the peripheral region E2, is higher than lattice defect density in a second layer region 15 that is in the photo detection region E1 and is adjacent to the first layer region in a direction crossing the thickness direction.SELECTED DRAWING: Figure 2
Patent JP-2021149984-A (JP)
Title: Magnetic disk device and write processing method
Inventor: AOKI TAKAO
IPC: G11B5/012
Filed: 2020-03-18
Abstract: To provide a magnetic disk device and a write processing method capable of improving write processing performance.SOLUTION: A magnetic disk device 1 includes a disk 10 having a first area to which data is written by normal recording for writing a plurality of tracks with gaps in a radial direction, and a second area to which data is written by shingled-write recording for writing a plurality of tracks overlapping in a radial direction; a head 15 which writes data to the disk and reads data from the disk; and a system controller 150 which, when writing first data and second data sequentially to a third area in a second area, secures a fourth area equivalent to the first data and second data in a first area, writes the first data to the fourth area, writes the second data to the fourth area following the first data, and sequentially writes the first data and second data read from the fourth area to the third area.SELECTED DRAWING: Figure 1
Patent JP-2021151112-A (JP)
Title: Rotary machine
Inventor: TAKAHASHI YOHEI
IPC: H02K5/20
Filed: 2020-03-19
Abstract: To provide a motor system which improves cooling efficiency of a rotor while cooling a stator by oil.SOLUTION: A rotary machine comprises: a first oil path 3b which is arranged in a region opposite to an oil reservoir section in housings (3, 55) and extends in a rotation axis direction of a rotor; and a second oil path 55a1 which communicates with an end of the other side out of an end of one side and an end of the other side in a rotation axis direction of the first oil path 3b, and while running toward the other side from the one side, running toward inside from outside in the radial direction. The first oil path 3b comprises a discharge port for discharging oil toward a stator on a wall of an oil reservoir section side. The second oil path 55a1 comprises an opening 55a2 on the end of the other side in the rotation axis direction. The opening 55a2 is positioned on the other side with respect to the end of the other side in the rotation axis direction of the rotor.SELECTED DRAWING: Figure 3
Patent JP-2021149619-A (JP)
Title: Display control unit, display control method, and program
Inventor: TAKEBAYASHI RYO
IPC: B60R11/02
Filed: 2020-03-19
Abstract: To provide a display control unit, a display control method, and a program that can provide information to a user in a more appropriate output mode.SOLUTION: A display control unit causes an output device to display an image of a character, and comprises: an image setting unit that receives settings to cause the output device to display an additional image associated with the character together with the image of the character; and an information setting unit that receives the settings of the operation of the character when the image of the character is displayed on the output device together with the additional image.SELECTED DRAWING: Figure 2
Patent JP-2021149003-A (JP)
Title: Image forming apparatus
Inventor: ENDO TAKESHI
IPC: G03G15/20
Filed: 2020-03-19
Abstract: To provide an image forming apparatus that, even when the number of a plurality of heater elements connected in parallel is increased, can appropriately detect a failure in the heater elements based on the current value of a current flowing in the heater elements.SOLUTION: The image forming apparatus comprises: a plurality of heater elements that generate heat to fix an image to a medium; a lighting control element that turns on or off a current flowing in the plurality of heater elements; and a failure detection unit that detects a failure in the heater elements based on the current value of the current flowing in the heater elements. In a current connection path for causing the current to flow in the plurality of heater elements, on a current supply source side with reference to the heater elements, the plurality of heater elements are divided into first heater elements connected in parallel to each other and second heater elements connected in parallel to each other, and a difference in number between the first heater elements and the second heater elements is 1 or less.SELECTED DRAWING: Figure 3
Patent JP-2021150545-A (JP)
Title: Led light-emitting device and manufacturing method thereof
Inventor: KURIKI SHINGO
IPC: H01L33/50
Filed: 2020-03-23
Abstract: To provide an LED light-emitting device and a manufacturing method thereof that can efficiently transfer heat accumulated in a sealing resin due to heat generation of a phosphor to the mounting substrate side while maintaining and improving the optical characteristics.SOLUTION: A sealing resin 15 includes a deposition layer 26 including a first phosphor 23 and a second phosphor 24 having small particle sizes and a third phosphor 25 having a large particle size. In the deposition layer 26, the first phosphor 23 and the second phosphor 24 are packed between the third phosphor 25. Further, in an LED light-emitting device 10 is manufactured after a first fluorescent resin in which first fluorescent particles 23 are kneaded is applied to a light emitting portion, the first phosphor 23 is precipitated, a second fluorescent resin in which a second phosphor 24 is kneaded is applied, the second phosphor 24 is precipitated, a third fluorescent resin in which a third phosphor 25 is kneaded is kneaded, and then the third phosphor 25 is precipitated.SELECTED DRAWING: Figure 2
Patent JP-2020145433-A (JP)
Title: Group iii metal nitride crystal and formation method thereof
Inventor: WENKAN JIANG
IPC: H01L33/06
Filed: 2020-03-23
Abstract: To provide a forming method of a self-supporting ammonothermal group III metal nitride crystal by lateral epitaxial overgrowth, and a device used as a self-supporting substrate.SOLUTION: A substrate, a group III metal source, a mineralizing agent, and ammonia are placed in a sealable container, a pattern mask is formed on the substrate and then heated to a temperature exceeding 400°C to form an ammonothermal group III metal nitride layer obtained by growing and joining a group III metal nitride laterally in the opening of the pattern mask and through the opening, the substrate is removed to form an ammonothermal group III metal nitride boules, and then an n-type electrode 639 and a p-type electrode 637 are deposited on a self-supporting substrate of a large area ammonothermal group III metal nitride wafer 431 having a wurtzite crystal structure formed by slicing the ammonothermal group III metal nitride boules after epitaxial layer deposition of an n-type layer 633, an AlInGaN active layer 631, and a p-type layer 635 by MOCVD.SELECTED DRAWING: Figure 6
Patent JP-2021153078-A (JP)
Title: Semiconductor device
Inventor: SAKAI YUKINORI
IPC: H01L21/822
Filed: 2020-03-24
Abstract: To increase the ratio of a capacity region per capacity cell.SOLUTION: A semiconductor device according to an embodiment includes a plurality of power source lines extending in a first direction, and a plurality of cells arranged along the first direction and a second direction intersecting with the first direction, in which the cell height, which corresponds to the size in the second direction, is an integer multiple of the distance between the power source lines that are adjacent to each other in the second direction. The cells include a function cell contributing to the function as the semiconductor device and a capacitor cell including a diffusion region with a first conductivity type and a gate electrode stacked on the diffusion region and functioning as a decoupling capacitor. The capacitor cell is formed as a multi-height cell whose cell height is twice or more the distance, and includes a plurality of overlapping regions arranged in the second direction, the region corresponding to a region of the gate electrode overlapping with the diffusion region in the stacking direction. The overlapping regions exist in a continuous well with a second conductivity type that is different from the first conductivity type.SELECTED DRAWING: Figure 1
Patent JP-2021151401-A (JP)
Title: Irradiation controller for charged particle
Inventor: SAKAI HIROMITSU
IPC: A61N5/10
Filed: 2020-03-24
Abstract: To uniformize furthermore a heat density related to heat input to a target.SOLUTION: An irradiation controller 100 for performing irradiation control of charged particles P to a target 38 comprising a material for generating neutrons n by receiving irradiation of a charged particle ray, has deflection means 110, 120 for deflecting charged particles, and control means for controlling the deflection means so that peaks of heat density formed by a beam are formed plurally between the center and the edge on an irradiation surface, by moving the beam Bp of the charged particles on the irradiation surface 38a of the target 38.SELECTED DRAWING: Figure 2
Patent JP-2021156725-A (JP)
Title: Prism inspection method for spectacle lens
Inventor: ISHII NAOYUKI
IPC: G01M11/02
Filed: 2020-03-27
Abstract: To provide a prism inspection method for a spectral lens that can simply confirm that an amount of prism at a centering point position of the spectral lens is within a predetermined value.SOLUTION: A mark point A is applied to an optical center on a lens surface of a ball-shaped lens 2, and a mark point C is applied to a centering point. An intersection of a horizontal line 11 and a vertical line 12 is set as a reference point 13 on a check sheet 1, and a pass area SE is displayed around the reference point 13. The mark point C of the ball-shaped lens 2 is collated with the reference point 13, and if the mark point A is within the pass area SE in that state, it is determined that the centering point is passed.SELECTED DRAWING: Figure 3