baber/WOPTO huggingface dataset:
Patent JP-2020048971-A (JP)
Title: Eyeball information estimation device, eyeball information estimation method, and eyeball information estimation program
Inventor: YAMADA YUYA
IPC: A61B3/113
Filed: 2018-09-27
Abstract: To provide an eyeball information estimation device capable of inhibiting reduction in estimation accuracy of an eyeball center position.SOLUTION: An eyeball information estimation device comprises: an acquisition unit for acquiring an image that may include an image of a subject's pupil and a Purkinje image of a light source on a cornea surface of the subject's eye; a detection unit for detecting the pupil's center position and the Purkinje image's position; a selection unit for performing selection on which of first visual line angle calculation processing and second visual line angle calculation processing is to be executed; and a processing unit that when the first visual line angle calculation processing is selected and when at least pupil reliability indicating a probability of being a pupil is higher than a predetermined first pupil threshold and a Purkinje reliability indicating a probability of being a Purkinje image is higher than a predetermined first Purkinje threshold, estimates an eyeball center position of the subject's eye on the basis of a three-dimensional face model determined on the basis of a visual line angle and executed update of the eyeball center position in a storage unit.SELECTED DRAWING: Figure 5
Patent JP-2020061266-A (JP)
Title: Vehicular light guiding body and vehicular lighting tool
Inventor: IWASAKI KAZUNORI
IPC: F21S41/24
Filed: 2018-10-10
Abstract: To ensure sufficient thickness, and to obtain light distribution performance, in a predetermined area of a light distribution pattern.SOLUTION: A vehicular light guiding body 40 which guides light from a light source 10 toward a projection lens 30, includes: an incident surface 41 in which the light from the light source 10 is incident; a reflection surface 45 which reflects the light incident from the incident surface 41; and an emission surface 44 which emits the light reflected by the reflection surface 45. A light diffusing portion 50 formed with at least one of a plurality of projecting portions 51 and a plurality of recessed portions 52 diffusing the light is provided on at least a part of the reflection surface 45.SELECTED DRAWING: Figure 2
Patent JP-2020059001-A (JP)
Title: Unmanned aircraft
Inventor: YAMAGUCHI AKIHIKO
IPC: B64C27/08
Filed: 2018-10-12
Abstract: To make it possible to perform a work for painting a structure surface by use of an unmanned aircraft with stable quality.SOLUTION: A painting method uses an unmanned aircraft which comprises a rotor, a painting device, and a wheel which can roll in any direction, and in which the painting device has a nozzle for ejecting a liquid agent, and the wheel projects to an ejection direction side of the nozzle from an airframe, and an unmanned aircraft which comprises a rotor, a nozzle for ejecting a liquid agent, a nozzle cover having an opening on an ejection direction side of the nozzle, a wheel projecting to the ejection direction side of the nozzle from an airframe or a distance-measuring sensor oriented in the nozzle ejection direction of the nozzle, causes the nozzle cover to approach a surface to be painted, and performs painting with an opening area of an opening thereof as a unit.SELECTED DRAWING: Figure 1
Patent JP-2020065380-A (JP)
Title: vehicle
Inventor: MATSUMOTO MORIHIRO
IPC: B60L15/20
Filed: 2018-10-17
Abstract: To provide a vehicle that allows driving devices provided for left and right driving wheels respectively to suppress increase of vibrations and noise due to generation of resonance while making output characteristics of electric motors and reduction gear ratios of speed reducers identical.SOLUTION: In a vehicle driving devices are provided for left and right driving wheels respectively, and the driving devices are configured to transmit power from electric motors to the driving wheels through speed reducers, where output characteristics of the electric motors and speed reduction ratios of the speed reducers are made identical in the driving devices. The vehicle comprises a control device that controls the electric motors of the driving devices. The control device, when detecting that vibrations at a predetermined frequency in the vehicle are larger than a prescribed value, controls the electric motors of the driving devices so that phases of vibrations at the predetermined frequency in the driving devices are shifted.SELECTED DRAWING: Figure 3
Patent JP-2020062315-A (JP)
Title: Game system and program
Inventor: SHIMIZU YASUTOMO
IPC: A63F13/69
Filed: 2018-10-19
Abstract: To provide a game system, a program, and the like capable of effectively promoting a player's participation in a common event.SOLUTION: A game system includes: an event processing part for performing processing for generating a common event that a player who plays a game in each game space of each terminal device of plural terminal devices by logging in the game can participate at individual timing for each player; and a game processing part for determining whether a player who satisfies a predetermined relationship from among players who log in a game simultaneously participates in a common event, and for performing game processing for generating effect differing from a normal effect as effect of a player's game play during a simultaneous participation period as a period determined that a player participates simultaneously when it is determined that the player participates simultaneously.SELECTED DRAWING: Figure 7
Patent JP-2020066958-A (JP)
Title: Drive unit
Inventor: URANO YOSHITAKA
IPC: E05F11/54
Filed: 2018-10-26
Abstract: To provide a drive unit that enables downsizing and weight saving while having a door closer function.SOLUTION: A drive unit includes a closing side drum 70 and an opening side drum 80 provided so that the drums are in parallel with each other. The closing side drum 70 is driven by a brushless motor. Driving force of the closing side drum 70 is made to be transmitted to the opening side drum 80 using a drive belt 90. A slide door is made to move from a predetermined position with respect to an opening on the side of a position for making the opening be fully closed, in a state in which a closing side cable 23 is wound around a small diameter part of the closing side drum 70 and an opening side cable 24 is wound around a small diameter part of the opening side drum 80. The slide door is made to move from the predetermined position with respect to the opening on the side of a position for making the opening be fully opened, in a state in which the closing side cable 23 is wound around a large diameter part of the closing side drum 70 and the opening side cable 24 is wound around a large diameter part of the opening side drum 80.SELECTED DRAWING: Figure 3
Patent JP-2020072161-A (JP)
Title: Heat sink
Inventor: TOGASHI KENGO
IPC: H01L23/427
Filed: 2018-10-30
Abstract: To fully exert a heat transfer function of a heat pipe to improve a cooling performance even when a size of a heating element is small.SOLUTION: A heat sink 1 comprises a heat receiving member 2 and first and second heat pipes 3 and 4. The first and second heat pipes 3 and 4 are laminated in an order of the first heat pipe 3 and the second heat pipe 4 along a first direction from a heat receiving surface of the heat receiving member 2 toward a back surface 2b. The second heat pipe 4 includes a proximity heat pipe 43 arranged in a first area Ar1 in which a heating element 100 is arranged, and a separation heat pipe 44 arranged in a second area Ar2 other than the first area Ar1. An area of the first heat pipe 3 which overlaps with the separation heat pipe 44 is larger than an area of the first heat pipe which overlaps with the proximity heat pipe 43.SELECTED DRAWING: Figure 3
Patent JP-2020071438-A (JP)
Title: Optical system and imaging apparatus having the same
Inventor: TASHIRO YOSHIHISA
IPC: G02B13/00
Filed: 2018-11-02
Abstract: To provide a compact optical system adaptable to image blur correction function.SOLUTION: An optical system L0 is comprised of a first lens group L1 and a second lens group L2 each having positive refractive power arranged in order from the object side to the image side. The first lens group comprises, in order from the object side to the image side, a first lens G1 having positive refractive power, a second lens G2 having positive or negative refractive power, and a third lens G3 having refractive power of a sign opposite the refractive power of the second lens. The second lens group comprises, in order from the object side to the image side, a blur correction lens group Lis configured to move in a direction having a component perpendicular to an optical axis when image blur correction is active, and a focusing lens group Lfoc configured to move along the optical axis when focusing. The optical system satisfies the following conditional expression: 0.2<f13/f<1.0, where f13 represents a composite focal length of the first through third lenses and f represents a focal length of the optical system.SELECTED DRAWING: Figure 1
Patent JP-2020071454-A (JP)
Title: Fixing device and image forming apparatus including fixing device
Inventor: FUJII SHUNSAKU
IPC: G03G15/20
Filed: 2018-11-02
Abstract: To reduce the temperature ripple of a fixing member.SOLUTION: A power calculation unit 102 calculates an absorbed power corresponding to the quantity of heat absorbed by a sheet from a fixing member 211 and a pressure roller 22, the heat absorbed by the sheet being inserted into a nip part. A total calculation unit 103 calculates the total power obtained by adding up the absorbed power calculated by the power calculation unit 102 and a maintaining power for maintaining a heater 212 at a control temperature. A power control unit 101, at a preliminary timing prior by a predetermined time to a reach timing at which the leading end of a sheet reaches the nip part, increases the control temperature of the heater 212 by an increase amount proportionate to the total power calculated by the total calculation unit 103, and thereby supplies the total power calculated by the total calculation unit 103 to the heater 212.SELECTED DRAWING: Figure 2
Patent JP-2020077229-A (JP)
Title: Content evaluation system and content evaluation method
Inventor: IMAI YUTAKA
IPC: G06Q50/10
Filed: 2018-11-08
Abstract: To provide a technique for collecting less-arbitrary content evaluations.SOLUTION: A content evaluation system that collects content evaluations from users, includes tear recording means for recording tear information relating to tears that a user has shed, content specification means for specifying viewing content that is the content having being viewed when the user shed tears, based on a time stamp of the recorded tear information, and evaluation collection means for collecting the tear information as an evaluation of the user for the viewing content.SELECTED DRAWING: Figure 1
Patent JP-2019194301-A (JP)
Title: Optical film
Inventor: PYEON Boram
IPC: C08K3/013
Filed: 2018-11-14
Abstract: To provide an optical film which is excellent in shock resistance.SOLUTION: The optical film contains at least one resin selected from the group consisting of polyimide based resins and polyamide based resins, and a filler with a primary particle diameter of 25 nm or less.SELECTED DRAWING: None
Patent JP-2020085919-A (JP)
Title: Method for manufacturing plate-like member and laminate
Inventor: KUNIMOTO TOMOMICHI
IPC: G02B5/20
Filed: 2018-11-15
Abstract: To provide a method for manufacturing a plate-like member, which can suppress a shape defect in the plate-like member and can improve a yield.SOLUTION: A method for manufacturing a plurality of plate-like members by cutting base material 11 of a plate-like member comprises: a step of preparing a plate-like member base material 11 having a first main surface 11a and a second main surface 11b facing each other; a step of forming split grooves 12a and 13a in the first main surface 11a of the plate-like member base material 11; a step of attaching a support film 14 to the second main surface 11b of the plate-like member base material 11; a step of attaching an adhesive film 17 so as to cover the first main surface 11a of the plate-like member base material 11; and a cleaving step of cleaving the plate-like member base material 11 along the split grooves 12a and 13a by pressing, from the support film 14 side, an area of the plate-like member base material 11 in which the split grooves 12a and 13a are formed, in a state in which the adhesive film 17 is attached to the plate-like member base material 11.SELECTED DRAWING: Figure 7
Patent JP-2019050213-A (JP)
Title: Photocathode including silicon substrate with boron layer
Inventor: YUNG-HO ALEX CHUANG
IPC: H01J1/34
Filed: 2018-11-26
Abstract: To provide a photocathode for generating electric signals in response to photons directed on to a receiving surface.SOLUTION: One embodiment of the present invention includes: a photocathode 100; a detection device 210 inside the assembly and positioned to collect electrons emitted from the photocathode and having a detecting surface, the detection device 210 configured to detect the photoelectrons emitted by the photocathode, and configured to generate an electric signal in response to the detected photoelectrons; and a housing operably connected between the photocathode and the detection device such that the detecting surface of the detection device 210 is separated from a first layer of the photocathode 100 by an intervening gap region.SELECTED DRAWING: Figure 5(A)
Patent JP-2020086928-A (JP)
Title: Error output apparatus, error output method, learning apparatus, method of generating learned model, program, and learned model
Inventor: NOMURA YOSHIAKI
IPC: G06F11/36
Filed: 2018-11-26
Abstract: To classify and output a plurality of error information related to each other regardless of whether there is correction of source code or not.SOLUTION: An error output apparatus 100 converts an error log D1 output from a compiler 200, which compiles source code, into a categorized error log D2 which has been classified into a plurality of categories and outputs it. The error log D1 contains a plurality of error information. Each error information includes an element such as an error number, the location of occurrence, and an embedded parameter, for example. The error number is information indicating the information on error type. The location of occurrence is expressed by, for example, the number of a row in which the error occurred. Pieces of error information classified into the same category in the categorized error log D2 are likely to have a common basic cause.SELECTED DRAWING: Figure 1
Patent JP-2020085370-A (JP)
Title: Thermosiphon device
Inventor: OMI YASUMITSU
IPC: F28D15/06
Filed: 2018-11-28
Abstract: To provide a thermosiphon device capable of both suppressing heat damage and efficiently condensing working fluid.SOLUTION: A thermosiphon device comprises an evaporation unit 15 that evaporates liquid-phase working fluid, a first condensation unit 12 that condenses vapor-phase working fluid evaporated in the evaporation unit, and a second condensation unit 13 that is provided on the downstream side in the flow direction of the liquid-phase working fluid with respect to the first condensation unit 12 and condenses the vapor-phase working fluid. A passage forming member 131 that forms a liquid-phase fluid passage 13a through which the liquid-phase working fluid condensed in the first condensation unit 12 flows is formed of a heat insulating material, and is arranged inside the second condensation unit 13. This suppresses heat damage to the liquid-phase working fluid flowing through the liquid-phase fluid passage 13a, and enables even the second condensation unit 13 to condense the working fluid.SELECTED DRAWING: Figure 2
Patent JP-2019041577-A (JP)
Title: Communication device, external device, and communication method
Inventor: NAKAMURA KAZUTAKA
IPC: H02J3/38
Filed: 2018-11-28
Abstract: To provide a communication device, external device, and communication method that are capable of performing management for selling reverse power flow electric energy from a plurality of power supply devices.SOLUTION: A communication device for communicating with an external device for managing reverse power flow electric energy reversely flowing from a user to a power system comprises: a reverse power flow acquisition unit for acquiring total reverse power flow electric energy reversely flowing from the user to the power system; an output acquisition unit for acquiring electric energy output from each of a plurality of power supply devices provided in the user; and a notification unit for notifying the external device of information showing a ratio of electric energy of each of the plurality of power supply devices and information showing the total reverse power flow electric energy. Reverse power flow electric energy made to reversely flow from each of the plurality of power supply devices to the power system is determined on the basis of the ratio of electric energy of each of the plurality of power supply devices and the total reverse power flow electric energy.SELECTED DRAWING: Figure 2
Patent JP-2020090711-A (JP)
Title: Method of manufacturing electroconductive laminate and use thereof
Inventor: MIKOSHIBA HITOSHI
IPC: B32B37/02
Filed: 2018-12-06
Abstract: SOLUTION: A method of manufacturing an electroconductive laminate includes the following steps of: (1) providing a removable layer on a surface of a transparent substrate, and then forming multiple fine line grooves having a depth reaching the surface of the transparent substrate (fine line groove forming step); (2) irradiating vacuum ultraviolet light to obtain an ultraviolet light-irradiated-substrate in which a hydrophilic group is formed (ultraviolet light irradiation step); (3) applying a catalyst to the ultraviolet light-irradiated-substrate, and then performing plating of a metal A under the condition that the layer is not removed (metal-A plating treatment step); (4) removing the layer together with the metal A on the layer to form multiple fine lines made of the metal A on the surface of the transparent substrate (step of forming fine lines made of the metal A); (5) applying a catalyst to the fine lines made of the metal A and performing plating of a metal B (metal-B plating treatment step).EFFECT: A transparent substrate suitable for a purpose can be used as a base board of an electroconductive laminate without worrying about the level of hydrophobicity of the transparent substrate itself, and further the manufacturing is made possible by a method which allows processing at a relatively low cost and has excellent productivity.SELECTED DRAWING: None
Patent JP-2020095560-A (JP)
Title: Feed-forward control method for cascade control system
Inventor: SUGIKI AKIHIKO
IPC: G05B11/32
Filed: 2018-12-14
Abstract: To provide a feed-forward control method for a cascade control system.SOLUTION: When feed-forward control based on an inverse model of an object to be controlled is added to a cascade control system, a feed-forward control signal that has entered an inner loop of the cascade control system may adversely affect the control system and deteriorate the response thereof. Newly adding a correction input to cancel the feed-forward control signal that has entered the inner loop can improve the response of the control system and bring about a good feed-forward control effect.SELECTED DRAWING: Figure 4
Patent JP-2020097461-A (JP)
Title: Article management system, method and computer program
Inventor: YASUDA HARUHIKO
IPC: B65G1/137
Filed: 2018-12-17
Abstract: To provide a mechanism capable of being easily attached to and detached from a shelf and allowing a user to visually confirm at which position on the shelf a desired article is stored.SOLUTION: The article management system of the present invention comprises: a shelf 6 having a plurality of storage units for storing articles; a display device 5 attached to the shelf 6 which is configured to be communicated with the display device 5; and a management device 42 for instructing the display of information about the articles stored in the shelf 6 to the display device 5 which the display device 5 is attached. The display device 5 is a display capable of displaying image data related to the articles stored in the arranged shelves 6, and the management device 42 displays and outputs image data related to the articles to be taken out from the shelf 6 or the articles to be stored and the storage part of the shelf 6 related to the articles according to the instruction information.SELECTED DRAWING: Figure 1
Patent JP-2020101599-A (JP)
Title: Optical switch element
Inventor: MURANAKA YUSUKE
IPC: G02F1/025
Filed: 2018-12-20
Abstract: To provide an optical switch element capable of adjusting output intensity of light outputted from an optical switch to a fixed value.SOLUTION: The optical switch element is configured by sequentially connecting: an optical coupler 112 branching inputted light into two or more integers, N pieces, and outputting it; N branch optical waveguides 113 connected to an output side of the optical coupler 112; N light absorption gates 114 respectively connected to the N branch optical waveguides 113; and N output optical waveguides 115 respectively connected to the N light absorption gates 114. The N light absorption gates 114 are respectively controlled such that an output intensity of a transmitted beam outputted from the output optical waveguide 115 is adjusted based on loss amount acquired in advance from light absorption effect or optical amplification effect of the light absorption gate 114.SELECTED DRAWING: Figure 1
Patent JP-2020101433-A (JP)
Title: Level
Inventor: SAKAKIBARA YOSHIYA
IPC: G01C9/00
Filed: 2018-12-21
Abstract: To provide a level that enables a linearly lighting zone-like illuminant to instantly and clearly check a degree of a level state or tilt state.SOLUTION: A level comprises: a sensor 10 that detects a tilt angle; a display unit 2 that linearly emits light by an LED, and is made of a plurality of zone-like display bodies displaying a tilt angle; and a control unit 11 that receives an output signal from the sensor 10 and outputs a control signal so that the zone-like display body lights. The zone-like display body is composed of: one horizontally zone-like level display body 5a that is located in a center of the display unit; and a plurality of tilt angle display -purpose zone-like display bodies 5b, 5c... that have a tip bended toward the center of the display unit, in which LEDs 6a, 6b... are attached in a rim part of each zone-like display unit. A pair of zone-like display units located point-symmetrically with respect to the center of the display unit are configured to simultaneously light in response to the tilt angle.SELECTED DRAWING: Figure 1
Patent JP-2020105305-A (JP)
Title: Resin composition
Inventor: OTA MASAHIKO
IPC: C08J7/04
Filed: 2018-12-26
Abstract: To provide a resin composition which has a high maximum draw ratio during production and can form a coating excellent in an oxygen barrier property.SOLUTION: A resin composition contains (A) a modified starch that comprises a hydrophobic group and has an amylose content of 45 mass% or more and (B) a polyvinyl alcohol. Based on 100 pts.mass of the total of the modified starch (A) and the polyvinyl alcohol (B), the content of the modified starch (A) is 40-98 pts.mass and the content of the polyvinyl alcohol (B) is 2-60 pts.mass.SELECTED DRAWING: None