baber/WOPTO huggingface dataset:
Patent JP-2018029336-A (JP)
Title: OFDM transceiver
Inventor: NARISEI ZENICHI
IPC: H04B1/16
Filed: 2017-08-14
Abstract: PROBLEM TO BE SOLVED: To provide an OFDM transmitter and an OFDM receiver which can increase the amount of transmission data of an A-class layer α while suppressing the decrease in the amount of transmission data of a B-class layer β.SOLUTION: In an OFDM transceiver, a power of a partial receiving part is amplified more than a power of a non-partial receiving part and is subjected to OFDM transmission. An OFDM transmitter is arranged to perform hierarchical transmission and comprises: a first carrier modifying part which carrier-modifies data of the partial receiving part; a second carrier modifying part which carrier-modifies data of the non-partial receiving part; hierarchical synthesizing part which synthesizes the carrier-modified partial receiving part data and non-partial receiving part data; a framing part which produces an OFDM frame; and an IFFT part which performs an IFFT process on the OFDM frame. The OFDM transmitter further comprises at least one of: an amplifying part which amplifies an output of the first carrier modifying part; and an attenuating part which attenuates an output of the second carrier modifying part.SELECTED DRAWING: Figure 1
Patent JP-2019036468-A (JP)
Title: Fuel cell system
Inventor: NAKAGAWA TAKAKI
IPC: H01M8/04
Filed: 2017-08-16
Abstract: To provide a fuel cell system which allows improvement in cooling performance.SOLUTION: An exhaust path 53 is provided with two adsorbers 40 which adsorb moisture in exhaust air and then desorb the adsorbed moisture when heated. A vortex tube 42 for separating the exhaust air into cool air and warm air is provided downstream the adsorbers 40. A fuel cell stack 12 can be cooled by using the cool air. Also, there are provided: a second branch valve 44 which can change a flow path so that the warm air from the vortex tube 42 may be flown to one of the two adsorbers 40; and a control device 48 which controls the warm air from the vortex tube 42 to be flown to the other of the adsorbers 40 that is different from the one fed with the exhaust air. By repeatedly performing the process by switching between the two adsorbers 40, the exhaust air with a low amount of moisture may be constantly supplied to the vortex tube 42. As a result, it is possible to stably obtain the cool air at a lower temperature.SELECTED DRAWING: Figure 1
Patent JP-2019035880-A (JP)
Title: Image forming apparatus, image forming method, and image forming program
Inventor: OGASAWARA REIKO
IPC: G03G15/08
Filed: 2017-08-17
Abstract: To properly calibrate the amount of attached toner in an electrophotography that is developed with photoreceptors in an unsaturated state.SOLUTION: An image forming apparatus comprises: a color conversion processing unit that executes color conversion processing and generates CMYK image data consisting of CMYK gradation values; and a calibration unit that executes first calibration processing of adjusting the developing bias potential of a developing unit within a preset adjustment range, and when the developing bias potential becomes a potential limit value within the adjustment range in the first calibration processing, executes second calibration processing of adjusting a dot area ratio for forming a solid image. The calibration unit estimates the total amount of toner in the CMYK colors in specific pixels that constitute a rear end part in the direction of rotation of a photoreceptor on the basis of the adjusted dot area ratio, and when a total toner amount that is the estimated total amount of toner exceeds a preset toner amount limit value, increases the amount of under color removal in the color conversion processing.SELECTED DRAWING: Figure 1
Patent JP-2018040099-A (JP)
Title: Method for producing carbon fiber sheet
Inventor: OKURA RYOTA
IPC: D06B1/12
Filed: 2017-08-30
Abstract: PROBLEM TO BE SOLVED: To provide a carbon fiber sheet with less through holes continuously.SOLUTION: The method for producing a carbon fiber sheet includes continuously travelling and heat treating a carbon fiber sheet precursor comprising at least a carbon fiber or an organic fiber capable of being turned into a carbon fiber inside a high-temperature furnace at a maximum temperature of 1500-3000°C and winding up a carbon fiber sheet. The method for producing a carbon fiber sheet is characterized by including cleaning at least one side of the carbon fiber sheet after it is passed through the high-temperature furnace.SELECTED DRAWING: Figure 2
Patent JP-2017214595-A (JP)
Title: Adhesive composition
Inventor: NAKADA KANAYO
IPC: C09J11/06
Filed: 2017-08-30
Abstract: PROBLEM TO BE SOLVED: To provide an adhesive composition containing an acrylic block copolymer that is free of bleeding and excels in transparency, adhesion, and tack.SOLUTION: An adhesive composition contains (i) an acrylic triblock copolymer (I) that has two polymer blocks (A1) and (A2) composed of a methacrylic acid ester unit and one polymer block (B) composed of an acrylic acid ester unit, where the acrylic acid ester unit of the polymer block (B) is composed of an acrylic acid ester (1) unit represented by general formula CH=CH-COOR(1) (Ris a C4-6 organic group) and an acrylic acid ester (2) unit represented by general formula CH=CH-COOR(2) (Ris C7-12 organic group), (ii) an acrylic triblock copolymer (II) different from the acrylic triblock copolymer (I), and (iii') a tackifier resin with a softening point of less than 110°C.SELECTED DRAWING: None
Patent JP-2019041879-A (JP)
Title: Jigsaw puzzle and puzzle piece
Inventor: YOSHIDA KATSUHISA
IPC: A63F9/10
Filed: 2017-08-30
Abstract: To provide a jigsaw puzzle capable of raising satisfaction level of a user.SOLUTION: A jigsaw puzzle 100 includes a plurality of puzzle pieces 10 which can be assembled and disassembled, and the plurality of puzzle pieces 10 include a plurality of main pieces 12 composed of N (N is a natural number equal to 3 or 5 or larger) side edges provided with engaging parts respectively. The main pieces 12 include a plurality of pieces having virtually the same shapes. The main pieces 12 are formed in the way that N apex angles formed by the N side edges become equal to one another.SELECTED DRAWING: Figure 1
Patent JP-2019043708-A (JP)
Title: Image forming device
Inventor: MITSUI YUJI
IPC: B65H7/02
Filed: 2017-08-31
Abstract: To provide an image forming device capable of improving a followability of a sensor to a recording material.SOLUTION: An image forming device for producing images on a recording material includes detecting means for detecting information on characteristics of the recording material; the detecting means includes a first abutting member abutting on one surface of the recording material and a second abutting member abutting on the other surface of the recording material which are capable of interposing the recording material by being provided oppositely to each other; an action part is provided in either one of the first abutting member and the second abutting member, and a part to be acted is provided in the other, or the action part and the part to be acted are provided in either one of the first abutting member and the second abutting member; information of the recording material is detected by cooperation of the action part and the part to be acted; the first abutting member and the second abutting member are rotationally movable respectively around a first rotational axis line and a second rotational axis line, and they are supported so as to be movable in a direction of interposing an interposing position of the recording material with each other.SELECTED DRAWING: Figure 8
Patent JP-2019048387-A (JP)
Title: Image formation apparatus, image formation method, and program
Inventor: TSUKAMOTO YASUMASA
IPC: G03G15/00
Filed: 2017-09-07
Abstract: To properly perform sample output in an image formation apparatus which can perform image inspection of determining quality of an image based on a read image obtained by reading the image of a transfer medium and perform the sample output.SOLUTION: An image formation apparatus includes: an image formation unit which performs image formation on a transfer medium based on image data; and a control unit which can control the image formation, perform image inspection of determining quality of an image on a transfer medium based on a read image by acquiring the read image obtained by reading the image formed on the transfer medium, and perform sample output. The control unit outputs a job without performing the sample output based on setting when outputting the job of performing the image inspection in the case where there is the setting of performing the sample output at prescribed timing.SELECTED DRAWING: Figure 24
Patent JP-2019048503-A (JP)
Title: Vehicle outer mirror
Inventor: ASO SHUICHI
IPC: B60R1/06
Filed: 2017-09-08
Abstract: To provide a vehicle outer mirror which enables reduction of a degree of change of an outer shape and reduction of input of an impact on a camera.SOLUTION: An outer mirror 3 which enables visual check of a vehicle rear side Rr includes: a housing 15 which covers a mirror support 11, a frame member 12, and a camera 13 with a mirror member 10 exposed; and a visor part 16 which is formed so as to enclose a periphery of the mirror member 10 and coupled to the housing 15 from the vehicle rear Rr side. In the visor part 16, a grommet 31 which covers a peripheral edge part 30a of a through hole 30 so as to make a round is provided. The camera 13 is fixed to the frame member 12 in a state that a lens 27 can receive light through a hollow part of the grommet 31 and an end part 28 contacts with the grommet 31.SELECTED DRAWING: Figure 3A
Patent JP-2019043669-A (JP)
Title: Butter case with extruder
Inventor: OKUBO CHII
IPC: A47G21/00
Filed: 2017-08-29
Abstract: To provide a butter case having an extruding function capable of extruding butter, margarine, sweet bean paste, jam, etc., to be applied to a slice of bread or the like without staining a hand, and having a take-out function capable of taking out an extruder stored in the butter case with one touch.SOLUTION: A butter case 10 with an extruder according to the present invention consists of an extruder 20, a liner sheet 30 and a storage case 40. The extruder 20 is formed of a gelidium jelly extruder-like extruding cylinder body 21 and an extruding bar 22, the liner sheet 30 has a handle part 31 swelling upward at one end of an elastic sheet formed in such a shape that a bottom part in the storage case 40 is overlaid, and an elastic curl part 32 having a function of upward lifting below the other end opposed to the one end, and the storage case 40 employs means consisting of a storage container 41 having an opening atop and a sealing lid 43 sealing the opening 42 of the storage container 41.SELECTED DRAWING: Figure 1
Patent JP-2018189079-A (JP)
Title: Compressor
Inventor: OYA KANA
IPC: F04C18/16
Filed: 2017-09-15
Abstract: PROBLEM TO BE SOLVED: To provide a compressor which cools a motor from the inner side while inhibiting deterioration of a cooling medium and inhibits deterioration of motor output and the efficiency.SOLUTION: A compressor 1 includes: a compressor body 2 which compresses a gas; a motor 3 in which a rotor 33 and a stator 34 are housed in a motor chamber 37 of a motor casing 31 and which rotationally drives the compressor body 2; a gas cooler 6 which cools a compressed gas compressed by the compressor body 2; an introduction passage 15 for introducing the compressed gas cooled by the gas cooler 6 into the motor chamber 37; and a return passage 16 for returning the compressed gas, which is introduced into the motor chamber 37 to cool the interior of the motor 3, to the upstream side of the gas cooler 5.SELECTED DRAWING: Figure 1
Patent JP-2019054845-A (JP)
Title: Analysis apparatus of behavior of elastic body
Inventor: NAKAMURA YUTO
IPC: A63B60/42
Filed: 2017-09-19
Abstract: To accurately remove a bias component included in angular velocity data, and thereby analyze behavior of an elastic body with high accuracy.SOLUTION: A first acquisition unit acquires first measurement data measuring motion of an elastic body including angular velocity data from a first measuring instrument including an angular velocity sensor. A second acquisition unit acquires second measurement data measuring the motion of the elastic body from a second measuring instrument. A simulation unit simulates deformation of the elastic body based on the first measurement data, and calculates a first index value for representing results of the motion of the elastic body based on the simulating results. An identification unit identifies a second index value for representing the results of the motion of the elastic body based on the second measurement data. A correction unit removes the bias component of the angular velocity data so that the first index value may match the second index value, and thereby corrects the angular velocity data. A re-simulation unit re-simulates the deformation of the elastic body based on the first measurement data including the angular velocity data after the correction.SELECTED DRAWING: Figure 11
Patent JP-2019057538-A (JP)
Title: Adsorption device and vacuum device
Inventor: KITTAKA TOMOKO
IPC: H02N13/00
Filed: 2017-09-19
Abstract: To provide an adsorption device high in temperature control property, and a vacuum device.SOLUTION: First and second adsorption electrodes 32a and 32b are arranged at a position near an adsorption surface 49 inside an adsorption plate 37 of an adsorption device 10, and a substrate 5 is adsorbed, and first and second stage side electrodes 33a and 33b are arranged near a contact surface 48, and an electric supply stage 41 is adsorbed. A heat resistance between the electric supply stage 41 and the substrate becomes small. The adsorption plate 37 is previously structured by a material having flexibility, and the electric supply stage 41 is adsorbed while deforming the adsorption plate 37 in such a manner that the adsorption plate 37 and the substrate deform into a flat plate after the substrate is adsorbed. Thus, the heat resistance between the substrate and the electric supply stage 41 become small even the substrate is deformed.SELECTED DRAWING: Figure 4
Patent JP-2019057408-A (JP)
Title: Manufacturing method of gas diffusion layer
Inventor: SHIBATA YUKIHIRO
IPC: H01M4/88
Filed: 2017-09-21
Abstract: To suppress a processing expense or a facility cost in manufacturing of a gas diffusion layer.SOLUTION: A manufacturing method of a gas diffusion layer, comprises: a step of preparing a wet carbon whose solid content ratio is 48% or more and is 55% or less by mixing a carbon particle and a water repellent resin with water; and a step of transferring the wet carbon to a diffusion layer base material.SELECTED DRAWING: Figure 2
Patent JP-2017220954-A (JP)
Title: Crystal oscillating element and crystal oscillator including crystal oscillating element
Inventor: KIZU TORU
IPC: H03H9/19
Filed: 2017-09-22
Abstract: PROBLEM TO BE SOLVED: To provide a crystal oscillating element and a crystal oscillator capable of obtaining good oscillating characteristics.SOLUTION: A crystal oscillating element includes: a crystal piece 11 having a predetermined crystal orientation and having a first direction and a second direction in a plan view; and excitation electrodes 14a and 14b provided to front and back surfaces of the crystal piece 11, respectively, so as to induce thickness-shear oscillation in the crystal piece 11 when an alternating electric field is applied. Oscillation distribution in which the thickness-shear vibrations in the crystal piece 11 are main vibrations includes a vibration region 40 that extends in a strip-like shape in the second direction of the crystal piece 11, and non-vibration regions 50 that are adjacent to both sides of the vibration region 40 in the first direction of the crystal piece 11, respectively.SELECTED DRAWING: Figure 4A
Patent JP-2018062726-A (JP)
Title: Lower garment for lower half of body
Inventor: KAWASAKI YOKO
IPC: A41B9/04
Filed: 2017-09-25
Abstract: PROBLEM TO BE SOLVED: To provide a lower garment for lower half of the body capable of holding small electronic equipment without causing discomfort to the wearer.SOLUTION: The lower garment for lower half of the body 100 comprises a waist opening part 6 and a pair of leg opening parts 7 which are formed of a body cloth consisting of at least a front body 2 and a rear body, having holding parts 10 capable of holding small electronic equipment 8. The holding parts 10 are provided on the front body 2 and the rear body at a position being displaced 5% or more of the peripheral length of the waist opening part, when not being worn, along the waist, away clockwise or counterclockwise from the rear center, within a length range of 0 to 20 cm down from the marginal part of the waist opening part 6.SELECTED DRAWING: Figure 1
Patent JP-2019058963-A (JP)
Title: Machine tool and manufacturing method of the same
Inventor: ISOBE MANABU
IPC: B23Q3/157
Filed: 2017-09-25
Abstract: To provide a machine tool which enables a user to adjust an operation speed of a tool magazine.SOLUTION: A machine tool 10 has a tool magazine 28 which exchanges a tool 20 attached to a spindle 18 and includes: an initial operation speed setting part 53 which sets an operation speed of the tool magazine 28 at an initial operation speed; an operation speed adjustment part 47 which is operated by a user to adjust the operation speed of the tool magazine 28 relative to the initial operation speed; an actuator 57 which causes the tool magazine 28 to operate; an operation speed acquisition part 55 which acquires the operation speed of the tool magazine 28 set after adjustment by the operation speed adjustment part 47; and an actuator control part 59 which controls the actuator 57 so that the tool magazine 28 is operated at the operation speed acquired by the operation speed acquisition part 55.SELECTED DRAWING: Figure 4
Patent JP-2019061917-A (JP)
Title: Positive electrode material for lithium ion secondary battery and method for producing the same, positive electrode for lithium ion secondary battery, and lithium ion secondary battery
Inventor: KOYAMA MASATAKA
IPC: H01M4/36
Filed: 2017-09-28
Abstract: To provide: a positive electrode material for a lithium ion secondary battery and a method for producing the same, which hardly cause a decrease in electron conductivity due to collapse of granules even when a kneader having high dispersion performance is used; a positive electrode for a lithium ion secondary battery, containing the positive electrode material for a lithium ion secondary battery; and a lithium ion secondary battery including the positive electrode for a lithium ion secondary battery.SOLUTION: A positive electrode material for a lithium ion secondary battery comprises a secondary particle granulated with an active material particle that includes a center particle and a carbonaceous coating film coating a surface of the center particle. The degree of degradation of granules ((a-b)/a) calculated from a relative particle amount (a) at the maximum peak in a particle size distribution of the secondary particles and a relative particle amount (b) at the maximum peak in a particle size distribution that is measured after the secondary particles have been subjected to dispersion treatment by a homogenizer is 0.03 or more and 0.30 or less.SELECTED DRAWING: None
Patent JP-2019065463-A (JP)
Title: Ground physical property estimation method after thawing
Inventor: KOBAYASHI SHINJI
IPC: E02D3/115
Filed: 2017-09-28
Abstract: To provide a ground physical property estimation method after thawing enabling to accurately and easily comprehending physical property of the ground which is frozen using the freezing method.SOLUTION: The ground physical property estimation method identifies the physical property of the ground after thawing on the basis of the thaw shrinkage rate of the frozen ground.SELECTED DRAWING: Figure 2
Patent JP-2019065875-A (JP)
Title: Shift level detector
Inventor: NOZAKI YASUHIRO
IPC: F16H59/02
Filed: 2017-09-28
Abstract: To provide a shift level detector capable of obtaining high detection accuracy for shift level thanks to a simple constitution, even in a case of increasing the number of shift stages.SOLUTION: A shift level detector comprises a rotation angle sensor configured to detect a rotation position of a shift drum, and a position sensor configured to detect whether the shit drum is at a neutral position. The rotation angle sensor is a volume sensor configured to increase/decrease output voltage according to rotation of the shift drum and having a dead band. The neutral position is set so as not to overlap with the dead band. The shift level detector is configured to, based on output signals of the rotation angle sensor and position sensor, determine whether the shift drum is at a reverse position between the neutral position and the dead band, or at a fifth gear position rotated from the reverse position by 360 degrees.SELECTED DRAWING: Figure 18
Patent JP-2019066122-A (JP)
Title: Solid fuel pulverization system, solid fuel pulverization device, and control method of solid fuel pulverization system
Inventor: URATA NAOYA
IPC: B02C15/04
Filed: 2017-10-03
Abstract: To reduce frequency of stopping any of a plurality of solid fuel pulverization devices by lowering a lower limit value of an operation load to stably operate the solid fuel pulverization device.SOLUTION: A solid fuel pulverization system 1 includes a generation portion 320 for generating a control command on the basis of a target load of a boiler, a determination portion 330 for determining whether an operation load of a solid fuel pulverization device 100 operated by the control command is lower than a prescribed lower limit value or not, and a transmission portion 340 for transmitting the control command to each of the plurality of solid fuel pulverization devices 100 when the operation load is not lower than the prescribed lower limit value, and transmitting a stop command to stop an operation of at least any of the plurality of solid fuel pulverization devices 100 when the operation load is lower than the lower limit value. The solid fuel pulverization device 100 has a control portion for controlling a rotating speed of a pulverization table on the basis of the control command transmitted from the transmission portion 340.SELECTED DRAWING: Figure 2
Patent JP-2019068013-A (JP)
Title: Processing method of package substrate and protective tape
Inventor: JANG BYEONGDECK
IPC: H01L21/56
Filed: 2017-10-05
Abstract: To prevent the occurrence of abnormal discharge in plasma processing by suppressing the adhesion of metal powder to a protective tape.SOLUTION: A processing method of a package substrate (15) in which a plurality of semiconductor chips (12) on a wiring substrate (11) are collectively sealed with a sealant (59) includes attaching a protective tape (30) to the wiring substrate side of the package substrate, dividing the package substrate into multiple semiconductor packages, and forming a shield layer (16) on the package top surface (22) and package side surface (23). At this time, the package substrate is divided in a state where adhesion of an adhesive layer (32) of the protective tape around the package substrate is reduced or eliminated, and adhesion of the protective tape of metal powder (29) scattered at the time of division to the adhesive layer is suppressed.SELECTED DRAWING: Figure 5