baber/WOPTO huggingface dataset:
Patent JP-2021111639-A (JP)
Title: Semiconductor wafer test device, semiconductor wafer test method, and semiconductor device manufacturing method
Inventor: ITO YOSHINORI
IPC: G01R1/073
Filed: 2020-01-06
Abstract: To provide a semiconductor wafer test device, a semiconductor wafer test method, and a semiconductor device test method capable of suppressing deformation of a probe card due to pressurization of a first internal space.SOLUTION: A semiconductor wafer test device 100 includes a probe card 1, a peripheral wall 2, a probe needle 3, a pressurizing unit 4, and a gas supply device 5. The peripheral wall 2 surrounds a first internal space. A pressure bag 40 of a pressure unit 4 surrounds a second internal space IS2. The pressure bag 40 of the pressure unit 4 is an elastic body. In a state in which the first internal space IS1 is pressurized by supplying gas from the gas supply device 5, a probe needle 3 is in contact with a semiconductor wafer 200 in the first internal space IS1, and the pressure bag 40 is configured to push the probe card 1 from the second surface 12 toward the first surface 11.SELECTED DRAWING: Figure 1
Patent JP-2021111856-A (JP)
Title: Image formation device
Inventor: KOBAYASHI KOICHI
IPC: G03G21/00
Filed: 2020-01-08
Abstract: To check the content of a document in advance of printing and transmitting it.SOLUTION: An image formation device comprises a processing unit, a preparation unit, and an output unit. The processing unit prepares a preview image of an image prepared by executing a job, and stores, in a storage unit, image data of the prepared preview image. The preparation unit prepares an information code expressing a storage area of the storage unit having the image data stored therein. The output unit displays on a display unit the information code prepared by the preparation unit.SELECTED DRAWING: Figure 5
Patent JP-2021111891-A (JP)
Title: amplifier
Inventor: KAMBARA YUTA
IPC: H03F3/45
Filed: 2020-01-14
Abstract: To improve the current accuracy of a bias circuit.SOLUTION: In a differential amplifier circuit 12, to input transistors TI1 and TI2 whose control electrodes receive the input of input voltage VIP and input voltage VIN, current is supplied from P-type transistors TP1 and TP2 connected in series to the input transistors TI1 and TI2. A bias circuit 11 includes a current source CS1 generating reference current I1 and P-type transistors TP3 and TP4 connected in series. The P-type transistor TP3 forms a current mirror with the P-type transistors TP1 and TP2. The P-type transistor TP4 has the same conductivity type and characteristic as those of the input transistors TI1 and TI2. The control electrode of the P-type transistor TP4 is connected to the control electrodes of the input transistors TP1 or TP2.SELECTED DRAWING: Figure 1
Patent JP-2021112248-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2020-01-16
Abstract: To provide a game machine capable of executing a group performance more suitably.SOLUTION: In a group notice performance, by designing a second display period progressed by allowing characters to appear one after another to be longer than a first display period until display of characters is completed first after display of characters is started first, thus providing an ideal group notice performance.SELECTED DRAWING: Figure 49
Patent JP-2021114841-A (JP)
Title: Rotary electric machine unit and mobile body
Inventor: KANEDA KAZUYA
IPC: H02K9/19
Filed: 2020-01-17
Abstract: To provide a rotary electric machine unit capable of effectively cooling a region at a lower direction from a rotational axis of a stator core of a rotary electric machine, and provide a mobile body.SOLUTION: A rotary electric machine unit 1 comprises: a rotary electric machine 20 in which a rotational axis CL2 is extended in a horizontal direction; a housing case 50 including a rotational electric housing part 51; and a coolant supply part 42 provided above the rotary electric machine 20. A coolant RF supplied from the coolant supply part 42 flows between an outer peripheral surface 23a of a stator core 23 and an inner wall surface 511 of the rotational electric housing part 51. One side from the rotational axis CL2 in an orthogonal direction and below the rotational axis CL2 in a vertical direction, a drawing part 60 in which an interval D between the outer peripheral surface 23a of the stator core 23 and the inner wall surface 511 of the rotational electric housing part 51 is shorter than an interval D1 between the outer peripheral surface 23a on one side of the stator core 23 at a position of the rotational axis CL2 in the vertical direction and the inner wall surface 511 of the rotational electric housing part 51 is formed.SELECTED DRAWING: Figure 3
Patent JP-2020064689-A (JP)
Title: User authentication device for authenticating user, program executed by user authentication device, program executed by input device for authenticating user, and computer system having user authentication device and input device
Inventor: KANG HO SOON
IPC: G06F21/31
Filed: 2020-01-22
Abstract: To provide a user authentication device for authenticating a user.SOLUTION: The present invention relates to a user authentication device which authenticates a user on the basis of a user input, which is an input a user made into an input device. The user authentication device includes: means for receiving a pass code generated by the input device according to a user input; and means for identifying the user by the received pass code. The pass code is a combination of a predetermined number of authentication elements. The authentication elements may include at least one piece of information on a word, a pattern, and a gesture.SELECTED DRAWING: Figure 1A
Patent JP-2020074611-A (JP)
Title: Method executed by base station, method executed by user equipment, base station, and user equipment
Inventor: JIANG CHUANGXIN
IPC: H04L27/26
Filed: 2020-01-29
Abstract: To provide, in an embodiment of the present disclosure, a method and an apparatus for receiving a reference signal, and a method and an apparatus for receiving a reference signal.SOLUTION: In a method for transmitting a reference signal in one embodiment of the present disclosure, a reference signal resource is divided into at least two reference signal groups, and the method includes: receiving a reference signal configuration indication indicating a reference signal configuration including a reference signal group configuration; and transmitting a reference signal by using a reference signal sequence in the reference signal group indicated by the reference signal group configuration, the reference signal sequence capable of being multiplexed with another layer or another user in different reference signal group. In the embodiment of the present disclosure, the reference signal for the different layer or user can be multiplexed with the different reference signal group, and thus a larger number of mu-users having ununiform band widths can be supported without significant channel estimation loss and PAPR loss.SELECTED DRAWING: Figure 5
Patent JP-2020076504-A (JP)
Title: Laminate heat insulating material and method for manufacturing the same
Inventor: TSUMURA DAISUKE
IPC: B32B27/12
Filed: 2020-01-29
Abstract: To provide a laminate heat insulating material excellent in workability and heat insulating properties, and a method for manufacturing the same.SOLUTION: A laminate heat insulating material 10 includes a laminated substance 100 of a first heat insulating material 110 containing inorganic fiber, and a second heat insulating material 120 containing inorganic fiber and having lower heat conductivity at 600°C and higher compressive stress at a compression rate of 25% compared to the first heat insulating material. When a thickness of the first heat insulating material 110 in the laminated direction is A and a thickness of the second heat insulating material 120 in the laminated direction is B, a ratio between A and B satisfies the relationship of 1<A/B<5, and B is equal to or less than 10 mm.SELECTED DRAWING: Figure 2
Patent JP-2021116220-A (JP)
Title: Manufacturing method of silicon carbide powder
Inventor: TAKANO MIKU
IPC: C01B32/97
Filed: 2020-01-29
Abstract: To provide a manufacturing method of silicon carbide powder, that is capable of controlling contained boron to several tens of ppm.SOLUTION: There are included a first step in which reaction of doping boron to silicon carbide produces an incomplete precursor after starting thereof by mixing amorphous silica, carbon black, and boron carbide as raw material powder, and burning them in an inert gas atmosphere; and a second step in which silicon carbide powder containing no impurity is mixed in the precursor, and is burned in the inert gas atmosphere in such a manner that a concentration of boron is in a desired range. The concentration of boron contained in silicon carbide can be adjusted to several tens of ppm by manufacturing silicon carbide powder containing boron via such two-stage burning steps. Further, boron in the burning step can be prevented from being eliminated.SELECTED DRAWING: Figure 1
Patent JP-2021120783-A (JP)
Title: Information processing device and information processing method
Inventor: TSUKAMOTO YASUSHI
IPC: G06F1/3218
Filed: 2020-01-30
Abstract: To provide an information processing device and an information processing method capable of reducing power consumption for displaying a plurality of windows in a multi-window multi-task OS.SOLUTION: An information processing device comprises: an operating system (OS) supporting multi-window multi-task; a detection unit which detects a position relation between a plurality of windows in a depth direction of a display unit, when the plurality of windows are displayed on the display unit; a determination unit which determines whether a display state of a first window satisfies a predetermined requirement, based on the position relation, when the plurality of windows includes the first window including dynamically processed contents; and a power saving processing unit which executes power saving processing for the first window, when it is determined that the predetermined requirement is satisfied.SELECTED DRAWING: Figure 3
Patent JP-2021120829-A (JP)
Title: Beauty device reservation system, beauty device reservation method, and beauty device reservation program
Inventor: SAKAHIRA SHUJI
IPC: G06Q10/02
Filed: 2020-01-31
Abstract: To provide a beauty device reservation system, a beauty device reservation method, and a beauty device reservation program capable of making reservations for using beauty devices that users can use themselves between a center terminal and a user terminal.SOLUTION: A user makes a reservation for a beauty device, which is installed in a beauty studio 110 located at a user's desired location according to a user's current location, to be used by himself/herself during a desired usage time zone when making the reservation online for the beauty device that the user can use himself/herself. The user goes to the beauty studio 110 located at the corresponding location during the corresponding time zone, and have a camera of the beauty device read a two-dimensional code stored in a user terminal 1 so as to make the beauty device available for the user to use only during the reserved time zone.SELECTED DRAWING: Figure 13
Patent JP-2021120443-A (JP)
Title: Coated pigment particle, method for manufacturing the same, and ink
Inventor: YOSHINO HITOSHI
IPC: C09C1/46
Filed: 2020-01-31
Abstract: To provide: a coated pigment particle blended in products, such as resin compositions and inks, in an excellent dispersion state; and a method for manufacturing the coated pigment particle.SOLUTION: A coated pigment particle includes: a pigment; and a coating layer which is formed by an amorphous alumina hydrate and is disposed on at least a part of a particle surface of the pigment. A method for manufacturing the coated pigment particle includes: obtaining an aqueous pigment dispersing solution containing a pigment and aluminum salt; and disposing a coating layer formed by the amorphous alumina hydrate on at least a part of the particle surface of the pigment by heating the aqueous pigment dispersing solution while maintaining a pH thereof at 6.0 or below.SELECTED DRAWING: None
Patent JP-2021123979-A (JP)
Title: Anti-sway device
Inventor: YOSHIMURA TAKURO
IPC: E05F7/04
Filed: 2020-02-07
Abstract: To provide a novel and improved anti-sway device that has a simple structure, can be manufactured inexpensively, can be easily attached to a required part of a window frame, is also entirely housed in the window frame, thus that does not spoil the appearance even if it is not the same color as the window frame.SOLUTION: The anti-sway device consists of a lower stile, an upper stile, a door tip stile, and a combination stile in a Shoji sliding door that is slidably mounted on a rectangular fixed frame of a building. The upper and lower stiles have grooves that are open on the outer peripheral side and extend laterally. The door tip stile and the combination stile have a groove that is open on the outer peripheral side and extends vertically. Both ends of the lower stile are attached to the lower ends of each of the door tip stile and the combination stile, and both ends of the upper stile are attached to the upper ends of each of the door tip stile and the combination stile, respectively, at at least one of four corners of the window frame that are connected by communicating the grooves with each other. The anti-sway device has an upper wall and a pair of leg walls hanging from both side edges of the upper wall, and is housed wholly in the groove.SELECTED DRAWING: Figure 4
Patent JP-2021126097-A (JP)
Title: Culture auxiliary tool for yam
Inventor: SATO TATSUO
IPC: A01G22/25
Filed: 2020-02-17
Abstract: To provide an implantation type culture auxiliary tool for yam, which does not impair properties of yam which grows directly downward in growth, which can be embedded in a substantially vertical direction without requiring labor and time in culture time, and which facilitates harvesting of yam without damaging a surface of yam in harvesting.SOLUTION: There is provided an implantation type culture auxiliary tool for yam that comprises: a main body 11 which has a prescribed length and is formed into a semi-cylindrical pipe shape having a substantially arc-shape in end face view, has on a tip end part thereof, a pointed end part 20 having a pointed shape which can be implanted and can enter into soil, and has on a rear end part thereof, a reinforcement part 22 to which a metal trimming piece 21 is fitted. In a state of directing the pointed end part 20 downward with respect to a culture ground surface G, and erecting the main body 11 in a substantially vertical direction, the reinforcement part 22 is nailed from an upper side by an impact tool 30 for implanting and embedding the implantation type culture auxiliary tool for yam in soil, and in the state, at the inside of the main body 11 formed into a substantially arc shape, a seed tuber of yam M is planted for culture of the yam.SELECTED DRAWING: Figure 2
Patent JP-2020132434-A (JP)
Title: Foldable suspension ballast guide for crane
Inventor: CLEMENS NORZ
IPC: B66C23/76
Filed: 2020-02-18
Abstract: To provide a suspension ballast guide capable of reducing a minimum value of an adjustable ballast radius further.SOLUTION: The foldable suspension ballast guide for suspending the ballast comprises two grid pieces being at least two grid pieces 11,12 connected rotatably each other by at least one rotation joint and a rotation drive part for changing a rotation agree to change a ballast radius, the suspension ballast guide can be disposed in the crane via a first grid piece, and a second grid piece has at least one bent joint for bending the second grid piece downward or backward in the direction of the crane to reduce the ballast radius.SELECTED DRAWING: Figure 1
Patent JP-2021131036-A (JP)
Title: Pipe connection structure of internal combustion engine
Inventor: OSADA HIDEKI
IPC: F02B39/00
Filed: 2020-02-18
Abstract: To suppress a gap between a compressor inlet pipe and an intake pipe, and a tubular spacer.SOLUTION: A pipe connection structure of an internal combustion engine includes a compressor inlet pipe 2 of a turbocharger, an intake pipe 3 disposed with a gap on an upstream side of the compressor inlet pipe, a tubular spacer 4 arranged in the gap, a downstream side resin layer 21 provided on a downstream side end surface 18 of the tubular spacer and abutted to an upstream side end surface 8 of the compressor inlet pipe, and an upstream side resin layer 22 provided on an upstream side end surface 19 of the tubular spacer and abutted to a downstream side end surface 7 of the intake pipe.SELECTED DRAWING: Figure 2
Patent JP-2021136706-A (JP)
Title: Distribution network creation method and device
Inventor: TAKAHASHI MASAYA
IPC: H02J3/00
Filed: 2020-02-21
Abstract: To minimize power loss in a distribution network and optimize various evaluation indexes.SOLUTION: A distribution network creation method that finds a supply path of a power supply (30-1, 30-2) due to combining switches (32-1, 32-2) with low power loss by determining switch combination of the switches (32-1, 32-2) in a distribution method, a section separated by the switch (32-1, 32-2) is blocked (i, j), and the open/closed state of the switch (32-1, 32-2) is represented by a binary variable of {a, b} as an arbitrary integer a, b to formulate a power loss evaluation function using the binary variable. Then, the application to an annealing machine is performed to obtain a supply path by a combination of switches having small power loss.SELECTED DRAWING: Figure 4
Patent JP-2021136798-A (JP)
Title: Rotary electric machine rotor
Inventor: KUBOTA YOSHINAGA
IPC: H02K1/27
Filed: 2020-02-27
Abstract: To provide a rotary electric machine rotor in which multiple layers of magnets are arranged in the radial direction, and which can effectively reduce torque ripple.SOLUTION: A rotary electric machine rotor 10 includes a rotor core 20 having an outer diameter side magnet insertion hole 410 and an inner diameter side magnet insertion hole 420. In the rotor core 20, a first rotor core block 201 and a second rotor core block 202 are vertically laminated. First grooves 91 formed on an outer peripheral surface 202a of the first rotor core block 201 are formed on sides closer to a d-axis side than a left side wall surface 410L and a right side wall surface 410R of the outer diameter side magnet insertion hole 410, and second grooves 92 formed on the outer peripheral surface 202a of the core block 202 are formed between the left side wall surface 410L and the right side wall surface 410R of the outer diameter side magnet insertion hole 410 and q-axis side wall surfaces 421Q and 422Q of the inner diameter side magnet insertion hole 420.SELECTED DRAWING: Figure 2
Patent JP-2021136185-A (JP)
Title: connector
Inventor: NIIMI YOSHIFUMI
IPC: H01R13/64
Filed: 2020-02-28
Abstract: To provide a connector that is able to perform an unfitting operation in two actions and able to perform this operation smoothly.SOLUTION: A connector 21 comprises: a female connector 23 and a male connector 22, each of which has main terminals 26, 39; and fitting detection circuits 24 provided in the female connector and the male connector to detect fitting of them. The female connector comprises a freely rotatable lever 47 used in a fitting operation and an unfitting operation relative to the male connector. This lever has a lock 70 that comes into contact with a projecting boss 29, formed on the male connector, by the unfitting operation, thereby locking rotation of the lever while the fitting detection circuit is off and the main terminals are kept connected. The lock has been given a shape such that rotation of the lever is unlocked by increasing an operating force of the unfitting operation after the lock comes into contact with a boss.SELECTED DRAWING: Figure 9
Patent JP-2021136853-A (JP)
Title: Power supply device
Inventor: KIJIMA YUJI
IPC: H02J7/00
Filed: 2020-02-28
Abstract: To provide a power supply device which improves usability when a plurality of battery packs are mounted.SOLUTION: The power supply device includes: a power box 2 including a plurality of battery pack attachment parts on which a plurality of battery packs BT1-BT4 can be mounted at the same time; and an adapter 6 whose one end side is connected to the power box 2, whereas the other end side can be mounted on an external electric tool 50. The power box 2 includes: a charging circuit which charges at least one of the plurality of battery packs, and a discharging circuit which discharges DC from at least one of the battery packs through the adapter; and a control unit which changes the connection of the plurality of battery packs to the charging circuit or the discharging circuit.SELECTED DRAWING: Figure 4
Patent JP-2021140632-A (JP)
Title: Recognition apparatus and program
Inventor: USAMI YUSUKE
IPC: B65G1/137
Filed: 2020-03-09
Abstract: To provide a recognition apparatus and program capable of effectively acquiring a character string.SOLUTION: A recognition apparatus includes an image interface, an input interface, and a processor. The image interface acquires a display screen image based on at least a captured image to be displayed on a display screen of an input device from the input device for inputting a character string included in the captured image for which character string recognition using a first algorithm has failed. The input interface input a character string to the input device. The processor acquires a result of character recognition processing of the display screen image using a second algorithm different from the first algorithm, and inputs the character string based on a result of character recognition processing to the input device through the input interface.SELECTED DRAWING: Figure 1
Patent JP-2021140639-A (JP)
Title: Facility use management system, facility use management method, and facility use management program
Inventor: KATAYAMA TAIJI
IPC: G06Q50/12
Filed: 2020-03-09
Abstract: To provide a facility use management system, a facility use management method, and a facility use management program that can make efficient operations for matters demanded by a user of an accommodation.SOLUTION: In a facility use management system 100, a management server has a demand information acquisition unit that acquires information on a demand for an accommodation from a user who uses the accommodation. A check-in terminal used for a check-in procedure for the accommodation comprises: a display processing unit that displays a demand reception screen according to the demand information acquired by the demand information acquisition unit; and a reception processing unit that receives the user's operation for the demand information on the demand reception screen displayed by the display processing unit.SELECTED DRAWING: Figure 2
Patent JP-2021143682-A (JP)
Title: Wheel bearing device
Inventor: OTSUKA KATSUNORI
IPC: F16C33/80
Filed: 2020-03-10
Abstract: To provide a wheel bearing device capable of improving strength of an inner member while suppressing increase of costs.SOLUTION: A wheel bearing device 1 includes an inner member 2 having a wheel mounting flange 22, an outer member 3, and a plurality of first and second rolling elements 41, 42. The first rolling element 41 at a side of the wheel mounting flange 22 is a conical roller having a large-diameter portion 411 at an axial one end portion, and a small-diameter portion 412 at the axial other end portion. The inner member 2 has an annular collar portion 23 with a collar surface 23a opposed to the large-diameter portion 411. An annular thinned portion 24 is formed between a first inner raceway surface 2a on which the first rolling element 41 is rolled and the collar surface 23a. An annular recessed portion 25 formed to be recessed toward a rotation axis O is formed between an apex portion 231 as an end portion at an outer diameter side of the collar portion 23 and the wheel mounting flange 22 in the axial direction, and a minimum diameter D1 of the recessed portion 25 is larger than a minimum diameter D2 of the thinned portion 24.SELECTED DRAWING: Figure 2