baber/WOPTO huggingface dataset:
Patent JP-2021043141-A (JP)
Title: Object distance estimating device and object distance estimating method
Inventor: HARA HIDEYUKI
IPC: G06T7/70
Filed: 2019-09-13
Abstract: To estimate with good accuracy a distance to an object to be detected.SOLUTION: An object distance estimating device 1 comprises: an area division unit 122 for dividing an imaged image having been imaged by an imaging device 2 into a plurality of areas including a ground surface area that indicates a ground surface and one or more areas different from the ground surface area; an object detection unit 123 for detecting from the imaged image a rectangular area that indicates the object to be detected; a determination unit 124 for determining whether or not the object corresponding to the rectangular area is in contact with the ground surface, on the basis of a relationship between a lower end position of the rectangular area detected by the object detection unit 123 and the position of the ground surface area into which divided by the area division unit 122; an object distance estimation unit 126 for estimating the distance between the object and the imaging device 2 when the determination unit 124 determines as being in contact with the ground surface; and an output unit 127 for outputting object detection information that indicates that the object was detected, said information including information that indicates the distance to the object estimated by the object distance estimation unit 126.SELECTED DRAWING: Figure 2
Patent JP-2021051395-A (JP)
Title: Re-authentication device, re-authentication method and re-authentication program
Inventor: OGAMI WATARU
IPC: G06F21/31
Filed: 2019-09-20
Abstract: To improve convenience of account recovery.SOLUTION: A re-authentication device includes: a determination unit that determines whether or not authentication information managed by a second user who is a user different from a first user and has an authenticated account is acquired from a first terminal device used by the first user who is a target of re-authentication of an account to receive a prescribed web service; and a re-authentication unit that re-authenticates the account of the first user when it is determined that the authentication information managed by the second user is acquired from the first terminal device.SELECTED DRAWING: Figure 1
Patent JP-2021051439-A (JP)
Title: Inspection device
Inventor: ARAHATA MITSURU
IPC: G06T7/00
Filed: 2019-09-24
Abstract: To provide an inspection device for suppressing an erroneous determination as to whether or not an inspection target conforms to an inspection standard even when a point-shaped inspection target includes a point having a distorted shape.SOLUTION: In a point cloud inspection system 100, a server 20 includes a smart-phone 10 having an imaging unit for inputting an image in which a point-shaped inspection target is reflected, a shape correction unit for expanding and contracting shape distortion of points reflected in the image input by the imaging unit in an opposite direction to a distortion direction thereof so that it is possible to reduce the degree of the shape distortion, an inspection unit for comparing the inspection target corrected in shape by the shape correction unit with an inspection standard to determine whether or not the inspection target conforms to the inspection standard, and an information creation unit, together with the inspection unit, for outputting a determined result.SELECTED DRAWING: Figure 2
Patent JP-2020187339-A (JP)
Title: Optical filter structure
Inventor: CHIN HIROHITO
IPC: G02B5/28
Filed: 2019-09-24
Abstract: To provide an optical filter structure comprising a dielectric stack layer.SOLUTION: An optical filter structure provided herein comprises a substrate having a plurality of photoelectric conversion elements, a dielectric stack layer disposed on the substrate, and a flattening layer disposed on the dielectric stack layer. The dielectric stack layer has a wedged portion and a flattened portion adjacent to the wedged portion, the wedged portion having a continuously or non-continuously varied thickness and the flattened portion having a substantially constant thickness.SELECTED DRAWING: Figure 1
Patent JP-2021051542-A (JP)
Title: Learning data collection device
Inventor: HORIGUCHI KENJI
IPC: G06T7/00
Filed: 2019-09-25
Abstract: To provide a learning data collecting device capable of efficiently collecting learning data of a learned model for improving detection accuracy of road obstacles in an image.SOLUTION: For a plurality of frames of images photographed by an on-vehicle camera, which are obtained by detecting a road obstacle in the images using pre-learned learned models and detecting a substance in the images, a learning data collection device outputs, of images between two images in which the road obstacle is detected, an image, in which the road obstacle is not detected and the substance is detected in an area where the road obstacle is presumed to exist, as learning data of the learned model.SELECTED DRAWING: Figure 8
Patent JP-2021048809-A (JP)
Title: Carbonated alcoholic beverage and method for improving drinking taste and flavor of carbonated alcoholic beverage
Inventor: KAKIYA AYANO
IPC: C12G3/06
Filed: 2019-09-26
Abstract: To provide a carbonated alcoholic beverage excellent in both of the drinking taste of carbonic acid and the original flavor of alcoholic beverage.SOLUTION: A carbonated alcoholic beverage comprises 1,1-diethoxyethane, water-soluble dietary fibers, carbonic acid, and edible alcohol. The content of 1,1-diethoxyethane is 20 ppm or more and 5000 ppm or less in terms of pure alcohol.SELECTED DRAWING: None
Patent JP-2021041128-A (JP)
Title: Bathroom toilet
Inventor: TAKAHASHI TATSUO
IPC: E03D11/02
Filed: 2019-09-12
Abstract: To prevent a toilet seat of a western style toilet stool from getting wet with water (hot water) when the body is washed by using a shower or the like in a washing place of a three-piece-set unit bath, and to use a cover of the toilet seat as a washbowl.SOLUTION: Provided is a bathroom toilet in which: a height of a toilet stool is formed low so as to allow a user to be seated on a bath chair in a washing place, and use as a washbowl, a cover of a toilet seat formed with a recessed washbowl part in an almost central part of a toilet seat cover; and a toilet seat cover edge part to be attached to a toilet stool body is extended downward so as to prevent wetting of an upper part of a toilet stool rim part even when a shower or the like is used in a washing place.SELECTED DRAWING: Figure 3
Patent JP-2021060495-A (JP)
Title: Belt driving device and image forming apparatus including the same
Inventor: SHIBETANI TEPPEI
IPC: G03G15/16
Filed: 2019-10-07
Abstract: To provide a belt driving device that can prevent clogging, with paper powder, of a gap between a cleaning blade and a belt and maintain cleaning performance and image quality for a long period, and an image forming apparatus including the same.SOLUTION: A belt driving device comprises: an endless belt that is in contact with a sheet on its outer peripheral surface; a plurality of tension rollers that rotatably stretch the belt; and a belt cleaning device. The belt cleaning device has a cleaning blade 32 that is in contact with the outer peripheral surface of the belt, a blade holding member 34 that holds one end of the cleaning blade, and an opposing roller that is opposite to the cleaning blade with the belt therebetween. The cleaning blade has a small flexural rigidity at portions overlapping the edge parts E1, E2 of the sheet compared with that at the other portion.SELECTED DRAWING: Figure 4
Patent JP-2020073284-A (JP)
Title: Laser cutting processing method of plated steel sheet
Inventor: HARA HIDEO
IPC: B23K26/14
Filed: 2019-10-07
Abstract: To provide a cutting method in which a plating layer-containing metal on a molten top surface flows to a cutting surface when a plated steel sheet is cut by a fiber laser.SOLUTION: There is provided a laser cutting processing method for a plated steel sheet, in which a plating layer-containing metal on the top surface that has been melted and/or evaporated by laser irradiation flows to a cutting surface of the plated steel sheet by an assist gas or auxiliary gas blown into a laser cutting area when a laser beam with a wavelength of 1 μm band is irradiated to the top surface of the plated steel sheet for laser cutting, and the plating layer-containing metal is coated on the cutting surface. The beam profile of the laser beam includes a range of the Rayleigh length of 1.443 mm to 3.228 mm in a range of the focusing diameter of 0.142 mm to 0.206 mm.SELECTED DRAWING: Figure 5
Patent JP-2021060332-A (JP)
Title: Rate measuring device and on-ground running body
Inventor: HIRATA YOICHI
IPC: G01P7/00
Filed: 2019-10-09
Abstract: To provide a device that can measure an accurate rate on the basis of the detected value of an acceleration sensor without using a pulse meter.SOLUTION: The rate measuring device includes: an acceleration information acquisition unit for acquiring acceleration information of a frequency band of L hertz or lower from an acceleration sensor; a rate information calculation unit for calculating rate information as information that shows a rate based on the acquired acceleration information; and a rate information output unit for outputting the calculated rate information, the letter L satisfying the relation (1) of 0.05≤L≤2.5.SELECTED DRAWING: Figure 1
Patent JP-2021063897-A (JP)
Title: Display and semiconductor device
Inventor: SUZUMURA ISAO
IPC: G02F1/1343
Filed: 2019-10-11
Abstract: To provide a display and a semiconductor device that can achieve high definition.SOLUTION: A display comprises: a semiconductor layer SC1; a first insulating layer; a gate electrode GE1; a second insulating layer; and a plurality of transparent conductive layers. The plurality of transparent conductive layers have a pixel electrode, a first conductive layer, and a second conductive layer. The pixel electrode is in contact with the second conductive layer. The second conductive layer is in contact with the first conductive layer. The first conductive layer is in contact with a second area R2 of the semiconductor layer SC1 through a first contact hole formed in the first insulating layer and the second insulating layer.SELECTED DRAWING: Figure 5
Patent JP-2021063901-A (JP)
Title: Information processing device, control method, and program
Inventor: TSURUKAWA SOICHI
IPC: G06Q50/20
Filed: 2019-10-11
Abstract: To provide an information processing device capable of appropriately displaying performance of students.SOLUTION: An information processing device provided herein acquires test result information that shows results of a plurality of tests taken by students. The information processing device then uses the acquired test result information to extract students with declining performance in consideration of performance of all who took the tests. The information processing device then highlights performance of the extracted students.SELECTED DRAWING: Figure 11
Patent JP-2021062069-A (JP)
Title: Game machine
Inventor: IKUMA RYOTA
IPC: A63F7/02
Filed: 2019-10-15
Abstract: To provide a game machine capable of utilizing effectively a storage region of a RAM.SOLUTION: In a game machine, which is a game machine including a CPU, a ROM for storing a program used in the CPU, and a RAM for holding a plurality of kinds of variables called by the program, the CPU reads out the program from the ROM, and progresses a game by updating the plurality of kinds of variables held by the RAM based on the program, and the plurality of kinds of variables are assigned respectively to each split region in which data with a management unit length managed by the CPU are split plurally.SELECTED DRAWING: Figure 6
Patent JP-2021067984-A (JP)
Title: Information processing apparatus, information processing method, and program
Inventor: YOSHIDA FUMIYUKI
IPC: G06F12/02
Filed: 2019-10-17
Abstract: To provide an information processing apparatus, an information processing method, and a program that can acquire history information on a program for executing predetermined processing, while reducing the influence on processing performance.SOLUTION: An image forming apparatus 200 is an information processing apparatus that comprises a processor having a plurality of CPU cores, and has: one or more processing execution units 401a, 401b, ... that execute predetermined processing, and store history information accompanying the execution of the processing in a first storage unit 402 that temporarily stores the history information; a trace execution unit 403 that executes trace processing of storing the history information stored in the first storage unit in a second storage unit 404 that accumulates the history information on the one or more processing execution units; and an execution control unit 405 that causes one CPU core, of the plurality of CPU cores, to execute the trace processing, and causes the one or more other CPU cores different from the one CPU core to execute the predetermined processing.SELECTED DRAWING: Figure 4
Patent JP-2020066632-A (JP)
Title: Ortho-phenylphenoxy alkyl acrylate and production method thereof
Inventor: CHEN YU-SEN
IPC: C07C67/03
Filed: 2019-10-23
Abstract: To provide a method for producing an o-phenylphenoxy alkyl acrylate without adding an organic solvent.SOLUTION: An ester exchange reaction of an acrylate compound with a biphenyl alcoholic compound is carried out under a solventless condition in the presence of a catalyst (tin compound or titanium compound) and a polymerization inhibitor to produce an o-phenylphenoxy alkyl acrylate having the following formula (II). This production method is characterized by high conversion and high selectivity. Since extra other organic solvents need not be added, and many purification steps can be omitted, thus production costs can be effectively reduced.SELECTED DRAWING: None
Patent JP-2021068341-A (JP)
Title: Alarm unit
Inventor: UEDA HIDEKAZU
IPC: G08B21/16
Filed: 2019-10-28
Abstract: To provide an alarm unit which offers good gas detection response and design flexibility.SOLUTION: An alarm unit 100 provided herein comprises a gas sensor 20 and a housing 10 having the gas sensor 20 installed therein. The housing 10 has a gas inlet 50 for introducing outside air provided on a side face 13a, and recesses 60 receding in an area near the gas sensor 20 inside the housing 10 provided on a back face 12. The recesses 60 are in communication with the gas inlet 50 on the side face 13a and the gas sensor 20 inside the housing 10.SELECTED DRAWING: Figure 3
Patent JP-2020036345-A (JP)
Title: Scanning method in wireless LAN system
Inventor: LEE JAE SEUNG
IPC: H04W48/14
Filed: 2019-10-28
Abstract: To provide a scanning method implemented in stations (STAs) in a wireless LAN system.SOLUTION: In a wireless LAN system, STAs 21-24, 30 transmit a probe request frame to an access point (AP) 10, and receives a short probe response frame from the AP as a response to the probe request frame. The short probe response frame includes service set ID (SSID) information or compressed SSID information of the AP.SELECTED DRAWING: Figure 1
Patent JP-2021018976-A (JP)
Title: Lighting device
Inventor: YAMAUCHI SATORU
IPC: F21V17/10
Filed: 2019-10-29
Abstract: To provide a lighting device easy to attain both of favorable narrow angle characteristics and prevention of center vent and easy to emit light from a light source to an irradiation area without loss.SOLUTION: A lighting device 1 includes: a housing 10; a light source 22 fixed in the housing 10 and emitting light; a fixed lens 40 fixed in the housing 10 and having a light emission surface 88 located closer to a light emitting side in a Z direction (optical axis direction) than the light source 22; and a moving lens 60 which has a light projection surface 87 arranged closer to the light emitting side in the Z direction than the fixed lens 40 and in which the Z-direction distance to the light source 22 is variable. The light emission surface 88 is formed into a protruding surface while a light incident surface 86 of the fixed lens 40 is almost a flat surface. A first projection area of an orthogonal projection of the fixed lens 40 to a perpendicular flat surface perpendicular to the Z direction has a second projection area or larger of the orthogonal projection of the light source 22 to the perpendicular flat surface.SELECTED DRAWING: Figure 4
Patent JP-2021069687-A (JP)
Title: Drum-type washing machine
Inventor: KANEUCHI YU
IPC: D06F39/08
Filed: 2019-10-31
Abstract: To provide a drum-type washing machine capable of suppressing increase in vibration of an outer tank, with ease in carrying-in and installation.SOLUTION: A drum-type washing machine comprises a housing 1, an outer tank 11 elastically supported in the housing 1, a drum 21 rotatably supported in the outer tank 11, a motor 22 for rotary driving the drum 21, a control unit 7 for controlling the motor 22 for dewatering operation, an upper tank 50 capable of storing liquid above the outer tank 11, and a lower tank 51 capable of storing liquid below the outer tank 11. The control unit 7 allows the liquid to be stored in the upper tank 50 and the lower tank 51, with the weight of the upper tank 50 and the weight of the lower tank 51 approximately equalized before start of dewatering operation.SELECTED DRAWING: Figure 2
Patent JP-2021075765-A (JP)
Title: Copper smelting method and copper smelting device
Inventor: OTA HIROFUMI
IPC: C22B5/04
Filed: 2019-11-11
Abstract: To provide a copper smelting method and a copper smelting device that prevent the formation of reaction products as by-products, and can be performed at low cost and exhibit excellent throughput.SOLUTION: A copper smelting method includes mixing copper concentrate and tin in a bathtub at 231.9°C or higher in the absence of oxygen for the reduction and production of copper metal.SELECTED DRAWING: Figure 1
Patent JP-2021081635-A (JP)
Title: Lubricant supply device, process cartridge, and image forming apparatus
Inventor: AZEYANAGI YUTA
IPC: G03G21/00
Filed: 2019-11-21
Abstract: To accurately supply a proper amount of lubricant to a surface of an image carrier.SOLUTION: A lubricant supply device is provided with a torque detection unit 50 (torque detection means) that directly or indirectly detects driving torque of a photoreceptor drum 11 in a state where rotation of a lubricant supply roller 15a is stopped or slowed down. The lubricant supply device adjusts at least one of the number of rotations of the lubricant supply roller 15a and a pressure contact force of a solid lubricant 15b against the lubricant supply roller 15a generated by urging of a compression spring 15c (urging member) based on a result of detection performed by the torque detection unit 50.SELECTED DRAWING: Figure 2
Patent JP-2021082987-A (JP)
Title: Image data for image forming operation adjustment and image forming apparatus
Inventor: TOSAKA AKIHIKO
IPC: G03G21/00
Filed: 2019-11-21
Abstract: To provide image data for image forming operation adjustment and an image forming apparatus with which an image for image forming operation adjustment can be formed on small-sized paper.SOLUTION: Image data for image forming operation adjustment is stored in a storage being storing means of an image forming apparatus, read from the storing means when an image forming operation of the image forming apparatus is adjusted, and used for image formation on paper, and the image data has evaluation marks 1 that are formed around the center in a longitudinal direction of the paper and on both sides in a short direction of the paper, a single identification mark 2 that is formed around the center in the longitudinal direction of the paper, and a frame line 3.SELECTED DRAWING: Figure 3
Patent JP-2021086161-A (JP)
Title: Risk estimation device, on-vehicle device, risk estimation method, and risk estimation program
Inventor: HIRANO TATSUHIRO
IPC: G08G1/13
Filed: 2019-11-25
Abstract: To estimate that an area where a driver is hard to notice pedestrians, bicycles, etc. with external light dazzling regardless of the amount of traffic is the area having a high occurrence-risk of traffic accident.SOLUTION: A statistical processing unit creates statistical data by collecting travel-history data of a vehicle. A risk estimation unit estimates the degree of risk of an estimation target area by pre-divided time zone based on the statistical data. The travel-history data associates a position of the vehicle on the date and time of detection and an opening/closing degree of eyes of the driver of the vehicle for each detection date and time. The risk estimation unit estimates the degree of risk of the estimation target area by means of the representative value of the opening/closing degree of eyes of the driver for each time zone.SELECTED DRAWING: Figure 5
Patent JP-2020028808-A (JP)
Title: Game machine
Inventor: TAKESAWA MANABU
IPC: A63F7/02
Filed: 2019-12-03
Abstract: To provide a game machine in which game amusement can be increased.SOLUTION: A special notice performance is executed when a special image is displayed as a special counting result in a special performance. The special performance includes a first special performance that starts execution during execution of a non-final variation cycle and a second special performance that starts execution during execution of a final variation cycle. The first special performance, during execution of the non-final variation cycle, may display a special image that starts counting time after executing a first specific performance for a first performance time, and during execution of the non-final variation cycle, may display a special image that starts counting time after executing a second specific performance for a second performance time. The time from the start of a symbol variation game to execution of the special notice performance differs depending on the number of variation cycles to be executed in the symbol variation game.SELECTED DRAWING: Figure 14
Patent JP-2021089055-A (JP)
Title: V-ring incorporation jig and v-ring incorporation method
Inventor: TAKEUCHI KENGO
IPC: F16J15/00
Filed: 2019-12-06
Abstract: To provide a V-ring incorporation jig and a V-ring incorporation method that can easily incorporate a V-ring into a target device.SOLUTION: A V-ring incorporation jig 10 is constituted in a cylindrical shape, and comprises: a grease application surface 11 located on one end side, and for applying grease to a V-ring contact position of a V-ring installation surface in a target device; a positioning surface 12 located on the other end side, and to be brought into contact with the V-ring installation surface at the time of incorporation of a V-ring 30; and a squeezing surface 13 located closer to the one end side than the positioning surface, and for squeezing the V-ring.SELECTED DRAWING: Figure 2
Patent JP-2021092826-A (JP)
Title: Information processing system, information processing device, and information processing method
Inventor: DAI XIAO YAN
IPC: G06T7/00
Filed: 2019-12-06
Abstract: To improve object recognition accuracy with a simple structure.SOLUTION: An information processing system 10 is provided with a camera 14, a reflecting portion 15, and an information processing device 17. The camera 14 generates an image signal by imaging. The reflecting portion 15 is arranged within an imaging range of the camera 14. A reflecting surface rs of the reflecting portion 15 is inclined with respect to an optical axis of the camera 14. The information processing device 17 performs object recognition with respective to a first partial image and a second partial image. The first partial image is an area occupied by the reflective portion 15 in an entire area of the image. The image corresponds to an image signal received from the camera 14. The second partial image is a region other than a region occupied by the reflection portion 15 in the entire region of the image.SELECTED DRAWING: Figure 2