baber/WOPTO huggingface dataset:
Patent JP-2021016138-A (JP)
Title: Clock error correction device, measurement device including the same, clock error correction method, and measurement method
Inventor: DONG PENG
IPC: H04L7/08
Filed: 2019-07-16
Abstract: To provide a clock error correction device, a measurement device including the same, a clock error correction method, and a measurement method that can significantly reduce a processing time when the timing deviation of a signal to be measured due to a sampling clock error of an object to be tested is corrected.SOLUTION: A clock error correction device includes a block division unit 24 that divides a CP-OFDM signal transmitted from a DUT100 into blocks of a plurality of OFDM symbols including one RS symbol, a reference signal symbol timing correction unit 27 that corrects a timing of a subcarrier signal corresponding to an RS symbol of each block in the frequency domain by using the phase gradient between a subcarrier signal corresponding to the RS symbol of each block and a subcarrier signal of an ideal RS symbol, and a data symbol timing correction unit 28 that corrects the timing of the subcarrier signal corresponding to the data symbol included in each block in the frequency domain by using the phase gradient as the initial value.SELECTED DRAWING: Figure 1
Patent JP-2021017093-A (JP)
Title: Hybrid vehicle
Inventor: YASUZAWA KO
IPC: B60W10/06
Filed: 2019-07-18
Abstract: To enable detection of combustion failure when the combustion failure occurs in an engine with a clutch engaged.SOLUTION: A hybrid vehicle includes an engine connected to an input side of a torsional element; a motor connected to a drive wheel via a transmission; and a clutch for connecting and disconnecting between an output side of the torsional element and the motor. In the vehicle, when the clutch is engaged, whether a combustion failure is occurring in the engine is determined by comparing an integrated value or average value of variation amount of engine revolution in a given period is compared with a threshold.SELECTED DRAWING: Figure 4
Patent JP-2021018296-A (JP)
Title: Projection display device and windshield display device using the same
Inventor: OTA KAZUKI
IPC: G09G3/02
Filed: 2019-07-18
Abstract: To provide a projection display device capable of achieving a large screen display while maintaining resolution even in a simple configuration having one light source, and a windshield display device using the projection display device.SOLUTION: A projection display device projects and displays image light from a single light source 1 onto a predetermined region A0 of a screen 100 by reflecting the light on a mirror unit 2, in which time-division display to successively project and display divided images onto divided regions A1 to A4 constituting the region A0 is implemented by driving the mirror unit 2 so as to change reflection directions of the image light. Thus, a plurality of divided images is recognized by a user as an integrated single whole image while maintaining the resolution of divided images, and thereby, retention of the resolution and large screen display can be both achieved even in a simple configuration of projecting the image light by the single light source 1. This projection display device is mounted on a mobile body such as an automobile so as to constitute a windshield display device that can perform time-division display of an image on a windshield.SELECTED DRAWING: Figure 4
Patent JP-2021023023-A (JP)
Title: Power system stabilization system and power system stabilization method
Inventor: KIRIHARA KENTA
IPC: H02J3/00
Filed: 2019-07-26
Abstract: To provide a power system stabilization system and a power system stabilization method that more appropriately support operation of stabilizing a power system.SOLUTION: A power system stabilization system 1 for supporting stabilization of a power system comprises: a dynamic system sensitivity creation unit 2 that takes, as input, measured data by a measuring instrument provided in the power system and a sensitivity calculation parameter and creates dynamic system sensitivity of the power system; a system abnormality resolution procedure creation unit 3 that takes, as input, the dynamic system sensitivity, a controllable apparatus list showing controllable apparatuses in the power system, and a system abnormality resolution procedure creation policy and creates a system abnormality resolution procedure for operating the power system by controlling the controllable apparatuses to resolve system abnormality in the power system; and an output unit 6 for outputting the system abnormality resolution procedure.SELECTED DRAWING: Figure 6
Patent JP-2021020158-A (JP)
Title: Coagulation treatment device
Inventor: INOUE TAKESHI
IPC: G01N15/06
Filed: 2019-07-26
Abstract: To provide a device of controlling coagulant injection, capable of surely controlling an amount of an inorganic coagulant and an organic coagulant being added.SOLUTION: An inorganic coagulant is added into a first coagulation tank 3 by a first chemical feeder 4, and an organic coagulant is added into a second coagulation tank 5 by a second chemical feeder 6. A detection signal of a coagulation-condition monitoring sensor 10 is inputted into a controller 8 to control the chemical feeders 4, 6. The coagulation-condition monitoring sensor 10 comprises an emitter radiating a laser beam toward a coagulation treatment liquid, and a receiver with its receiving optic axis disposed orthogonal to the emitting optic axis of the emitter, and obtains the particle size distribution of particles present in the second coagulation tank 5 from the temporal change of a scattering-light strength signal.SELECTED DRAWING: Figure 1
Patent JP-2021027070-A (JP)
Title: Sheet material pasting method and sheet material pasting device
Inventor: IZUMIDA HIDE
IPC: H01L21/683
Filed: 2019-07-31
Abstract: To provide a sheet material pasting method and a sheet material pasting device that can efficiently paste a sheet material, such as an adhesive tape, to a workpiece having an annular convex part, and at the same time can prevent the sheet material from being peeled off from the workpiece.SOLUTION: In a configuration in which an adhesive tape DT is pasted to a wafer W having an annular convex portion Ka, the adhesive tape DT is brought into contact with a press table 63 having a predetermined shape according to an inner shape of the annular convex portion Ka, and the adhesive tape DT is deformed to the predetermined shape. While maintaining the deformed state of the adhesive tape DT, the press table 63 is moved closer to the wafer W, and the adhesive tape DT is pasted over the inside of the annular convex portion Ka of the wafer W.SELECTED DRAWING: Figure 19
Patent JP-2021025551-A (JP)
Title: Control apparatus and control method
Inventor: MATSUURA FUMIO
IPC: F16H63/50
Filed: 2019-07-31
Abstract: To effectively prevent unnecessary torque from being transmitted toward a drive wheel while facilitating pulling out of a parking pole when disengaging a parking lock mechanism.SOLUTION: A control apparatus 100, for a vehicle 1 that has a parking lock mechanism 40, includes: instruction detection parts 92, 130 for instructing switching to an unlocked state from a locked state; an unlock detection parts 93, 140 for detecting an unlocked state; and an auxiliary torque control part 150 for transmitting, to the parking gear 41 from a drive source 2 of the vehicle 1, auxiliary torque that is reverse to an engaging direction of a parking pole 43 relative to a parking gear 41 when the instruction detection parts 92, 130 detect an instruction for switching, and stopping transmitting the auxiliary torque when the unlock detection parts 93, 140 detect an unlocked state.SELECTED DRAWING: Figure 3
Patent JP-2021025832-A (JP)
Title: Power conversion unit
Inventor: HASHIMOTO NOBORU
IPC: G01R15/20
Filed: 2019-08-01
Abstract: To provide a power conversion unit in which decrease in detection accuracy of a current is suppressed.SOLUTION: A power conversion unit 300 has a power conversion section that converts DC power into AC power. Further, the power conversion unit has a P bus bar 303 and an N bus bar 304 connected to a battery, a U-phase bus bar 561 to a W-phase bus bar 563 connected to a motor, and a current sensor 650 for converting a magnetic field generated from an AC current flowing in a phase bus bar into an electric signal. The phase bus bar and the current sensor face each other in a z direction. Each of the P bus bar, the N bus bar, and the U-phase bus bar to the W-phase bus bar extends in a y direction. The U-phase bus bar to the W-phase bus bar, and the P-bus bar and the N-bus bar are aligned in an x direction.SELECTED DRAWING: Figure 2
Patent JP-2021025296-A (JP)
Title: Earthquake-resisting wall
Inventor: MATSUNO KOICHI
IPC: E04B2/56
Filed: 2019-08-05
Abstract: To provide a desired earthquake-resisting wall with excellent workability.SOLUTION: An earthquake-resisting wall 1 comprises: a first horizontal plate member 5 which is installed across a first reception member 9 and a second reception member 10 in a state of extending in a horizontal direction, and is attached to the first reception member 9 and the second reception member 10 from one side in a wall thickness direction; a second horizontal plate member 6 which is installed across the first reception member 9 and the second reception member 10 in a state of extending in the horizontal direction, and is attached to the first reception member 9 and the second reception member 10 from the other side in the wall thickness direction; a first inclined plate member 7 which is, between the first horizontal plate member 5 and the second horizontal plate member 6, installed across the first reception member 9 and the second reception member 10 in a state of being inclined downward to the second reception member 10; and a second inclined plate member 8 which is, between the first horizontal plate member 5 and the second horizontal plate member 6, installed across the first reception member 9 and the second reception member 10 in a state of being inclined downward to the first reception member 9.SELECTED DRAWING: Figure 3
Patent JP-2019194926-A (JP)
Title: Pos terminal device, pos system, image processing method, and program
Inventor: KOBAYASHI JUN
IPC: G07G1/12
Filed: 2019-08-06
Abstract: To provide a POS terminal device that can extract an image of a commodity from images picked up by imaging means in order to contribute improvement of a recognition ratio of the commodity.SOLUTION: A POS terminal device 1 includes an imaging unit 2, a distance measuring unit 4, and a commodity image extracting unit 6. The imaging unit 2 picks up an image of an object to form the image. The distance measuring unit 4 measures a distance to a position of the object corresponding to the image formed by the imaging unit 2. The commodity image extracting unit 6 extracts, as an image of a commodity, an image zone corresponding to a position at which the distance measured by the distance measuring unit 4 is within in a predetermined first range, from the image formed by the imaging unit 2.SELECTED DRAWING: Figure 1
Patent JP-2021034470-A (JP)
Title: Optical module
Inventor: NOGUCHI DAISUKE
IPC: H01L31/02
Filed: 2019-08-21
Abstract: To prevent deterioration in high frequency property, increase of impedance, etc.SOLUTION: An insulation film 20 comprises a first portion 28 and a second portion 30 including a first surface 22 and a second surface 24 and extending from a center portion 26 in directions opposite to each other. An optical subassembly 10 is connected to a flexible printed circuit board 12 in such a manner that a stem 16 is opposed to the second surface 24 in the center portion 26. The flexible printed circuit board 12 is bent in such a manner that the second surface 24 is directed outside at least in the center portion 26. A printed circuit board 14 is connected to the flexible printed circuit board 12 while being interposed between ends of the first portion 28 and the second portion 30. The first portion 28 and the second portion 30 of the flexible printed circuit board 12 are opposed to the printed circuit board 14 in the second surface 24 while being bent to stereoscopically cross each other in such a shape that an interconnection is avoided.SELECTED DRAWING: Figure 3
Patent JP-2021009327-A (JP)
Title: Image capturing optical lens
Inventor: BIAN XUQI
IPC: G02B13/02
Filed: 2019-08-22
Abstract: To provide an optical lens, in particular an image capturing optical lens.SOLUTION: An image capturing optical lens provided herein comprises a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens in order from the object side to the image side, and satisfies the following conditional expressions: 1.51≤f1/f≤2.50, 1.70≤n1≤2.20, -2.00≤f3/f4≤0.00, 3.00≤(R13+R14)/(R13-R14)≤10.00, 1.70≤n2≤2.20. The image capturing optical lens offers high imaging performance and a short total optical length (TTL).SELECTED DRAWING: Figure 1
Patent JP-2021029557-A (JP)
Title: Medicine packaging device
Inventor: MIZUKAMI SATOSHI
IPC: A61J3/00
Filed: 2019-08-23
Abstract: To prevent overflow of a medicine when the medicine is weighed into a container arranged in a medicine packaging device in the outside of the medicine packaging device.SOLUTION: A medicine packaging device 1 includes a weighing part 30, a packaging part 33, and a control part 50. The medicine packaging device 1 can handle a plurality of outer weighing containers which are introduced into the medicine packaging device 1 upon storing total doses of medicines. The control part 50 selects the outer weighing container to be used from the plurality of outer weighing containers in the medicine packaging device 1 when performing outer weighing correspondence for introducing an outer weighing container 92 into the medicine packaging device 1.SELECTED DRAWING: Figure 3
Patent JP-2021033613-A (JP)
Title: Route presentation program, route presentation device, and route presentation method
Inventor: MIYAMOTO RIEKO
IPC: G09B29/00
Filed: 2019-08-23
Abstract: To enable efficient taxi operation while reducing the stress of crew members.SOLUTION: A route presentation program according to an embodiment of the present invention allows a communication device 2 associated with a taxi to function as a display control unit 233 that displays a first route on which the taxi ride demand satisfies a predetermined condition on the display unit 24, and as an instruction receiving unit 234 that receives a switching instruction for instructing to switch the route. When the instruction receiving unit 234 receives the switching instruction, the display control unit 233 allows the display unit 24 to display a second route different from the first route based on the taxi ride demand.SELECTED DRAWING: Figure 2
Patent JP-2019198698-A (JP)
Title: Game machine
Inventor: KITAMURA JUN
IPC: A63F7/02
Filed: 2019-08-26
Abstract: To provide a game machine capable of increasing an interest in a game.SOLUTION: A game machine is provided with: an opening/closing blade enabling a closed state and an opening state in which a game ball enters a second starting port more easily than the closed state; and a second starting sensor for detecting a game ball entering the second starting port. Also, an opening notification sound when the opening/closing blade is in the opening state and a ball entry notification sound when a game ball is detected by the second starting sensor can be output from a speaker. When a second song, which is for a big winning game performance, is output, any one of the opening notification sound and the ball entry notification sound is not output from the speaker.SELECTED DRAWING: Figure 7
Patent JP-2021029825-A (JP)
Title: Game machine
Inventor: MURAMATSU NAOKI
IPC: A63F7/02
Filed: 2019-08-28
Abstract: To provide a game machine capable of achieving improvement in the viewpoint of making a better flowing-down manner of game balls.SOLUTION: It is so structured that, on a side separated from a central opening unit 413, game balls flow down onto an electric power accessory 640a (landing positions of game balls onto the electric power accessory 640a are regulated). Therefore, it is possible to align the game balls while the game balls are flowing down the electric power accessory 640a. Accordingly, when the game balls are about to pass through the central opening unit 413, it is possible to avoid occurrence of jamming ball or increase in the flowing-down resistance of the game balls. Consequently, it is possible to achieve improvement in the viewpoint of making a better flowing-down manner of game balls.SELECTED DRAWING: Figure 26
Patent JP-2020042804-A (JP)
Title: Method and apparatus for position detection, device, storage medium, and vehicle
Inventor: LIU MINGJIAN
IPC: G06T7/70
Filed: 2019-08-28
Abstract: To provide a method and apparatus for position detection, a device, a storage medium, and a vehicle to improve an accuracy of detecting a 3D position coordinate of a target object, such as an obstacle, in an unmanned vehicle system.SOLUTION: The method for position detection includes the steps of: detecting a first lane line in a current image captured by a camera; performing an optimization on an initial transformation matrix between a world coordinate system and a camera coordinate system based on a detection result of the first lane line; and obtaining a first 3D coordinate of a target object in the current image according to a transformation matrix optimized, and determining an ultimate 3D coordinate of the target object according to the first 3D coordinate. The position detection method includes obtaining a first 3D coordinate of the target object in the image by use of the optimized transformation matrix, and determining an ultimate 3D coordinate of the target object according to the first 3D coordinate.SELECTED DRAWING: Figure 1
Patent JP-2021033218-A (JP)
Title: Lubricant application device with function of detecting near-end and end of lubricant
Inventor: UCHITANI TAKESHI
IPC: G03G21/00
Filed: 2019-08-29
Abstract: To provide a lubricant application device that can detect a near-end or the like of a lubricant in a cost- and space-saving manner.SOLUTION: A lubricant application device disclosed herein includes: a rotatable applicator 101 to apply a lubricant from a solid lubricant source 102 to a rotating member; a support member 103 to support the solid lubricant source in contact with the rotatable applicator; a near-end detection member 110 that is coupled to the support member such that it comes into contact with the rotatable applicator after a first amount of the solid lubricant source is consumed; and an end detection member coupled to the support member such that it comes into contact with the rotatable applicator after a second amount of the solid lubricant source is consumed; and thus can detect a near-end and an end in a cost- and space-saving manner.SELECTED DRAWING: Figure 4B
Patent JP-2021037620-A (JP)
Title: Method for manufacturing porous body for an inkjet recording device
Inventor: YOSHITAKE OSAMU
IPC: B32B5/32
Filed: 2019-08-30
Abstract: To provide a method for producing a porous body for an inkjet recording device capable of suppressing image flow and enhancing the adhesiveness of laminated porous layers.SOLUTION: A method for producing a porous body which adjusts a heating temperature in a heat treatment process to a specific range and perform a specific surface treatment in a surface treatment process, wherein the method for producing a porous body for an inkjet recording device comprises of steps of a the heat treatment process of forming a laminate by heating in a state where a first porous layer having a first resin and a second porous layer having a second resin are overlapped with each other, the surface treatment process that applies surface treatment on a surface of the first porous layer and a surface of the second porous layer on a side where the first porous layer and the second porous layer are in contact with each other in the laminate.SELECTED DRAWING: Figure 1
Patent JP-2021039671-A (JP)
Title: Soil volume management system
Inventor: KAWADA ATSUSHI
IPC: G06Q10/00
Filed: 2019-09-05
Abstract: To provide a soil volume management system that can sequentially measure the volume as well as the weight of waste-mixed soil that is carried in and out of a specific yard.SOLUTION: In a soil volume management system 10 that calculates the weight of waste-mixed soil carried in and out at a gate provided in a gateway of an embankment yard 40 for earthwork, the gate includes volume detection means 14 for measuring three-dimensional data of a loading platform of a transport vehicle 30 at the empty cargo time and the loading time to calculate the volume of the waste-mixed soil carried in and out, and vehicle information input means 16 for inputting information on the transport vehicle 30, and further includes management means 20 for recording and managing the weight of the waste-mixed soil and the volume of the waste-mixed soil in association with the vehicle information.SELECTED DRAWING: Figure 1
Patent JP-2021047041-A (JP)
Title: Material testing machine
Inventor: TAKII TADAOKI
IPC: G01N3/20
Filed: 2019-09-17
Abstract: To provide a material testing machine that is able to apply an appropriate testing force to a test piece.SOLUTION: A material testing machine for conducting a three-point bending test on a test piece, comprises: a support mechanism that supports the test pieces; a presser 22 connected to an ultrasonic wave oscillator 23 and that applies an ultrasonic vibration to the test piece by coming into contact with the test piece; and a load mechanism that presses the presser 22 against the test piece supported by the support mechanism. The support mechanism comprises: a ball seat 50 having a lower member 51 having a recess or projection in the form of a sphere and an upper member 52 having a projection or recess in the form of a sphere and having a shape corresponding to the recess or projection of the lower member 51; a bearing portion 30 supporting the test piece on the upper member 52; and a first moving member that slides the upper member 52 along the sphere relative to the lower member 51.SELECTED DRAWING: Figure 1
Patent JP-2021046507-A (JP)
Title: Lubricant composition and bearing having the same sealed therein
Inventor: OKAMOTO KAZUO
IPC: C10M169/04
Filed: 2019-09-19
Abstract: To provide a lubricant composition that, when applied to the site of contact between metals, can suppress rust development and that can demonstrate excellent lubrication performance; and to provide a bearing having the lubricant composition sealed therein.SOLUTION: A lubricant composition includes: at least one of two-ring liquid crystal compounds represented by formula (1); at least one of three-ring liquid crystal compounds; and a halogen ion, wherein the content of the halogen ion is 1-900 ppm. [R1 and R2 are identical to or different from each other, and are a group of -OCH2CH2CH(R')CH2CH2OR (where R is a linear or branched CnH2n+1, 1≤n≤20, and R' is methyl or ethyl)].SELECTED DRAWING: None