baber/WOPTO huggingface dataset:
Patent JP-2019176297-A (JP)
Title: Connection confirmation method for optical fiber in optical transmission device
Inventor: TORISU DAISUKE
IPC: H04B10/073
Filed: 2018-03-28
Abstract: To provide a connection confirmation method for optical fibers in an optical transmission device that can confirm whether the optical fibers are connected normally.SOLUTION: There is provided a connection confirmation method for optical fibers in an optical transmission device which comprises: an optical amplification part 1; an OXC (Optical Cross Connect) part 2 connected to the optical amplification part 1 by an optical fiber; an optical multiplexing and demultiplexing part 3 connected to the OXC part 2 by an optical fiber; an optical switch part 4 connected to the optical multiplexing and demultiplexing part 3 by an optical fiber; an optical transmission and reception part 5 connected to the optical switch part 4 by an optical fiber; and an optical coupler, and can transmit and receive optical signals through multiple routes. The connection confirmation method comprises: setting wavelengths of optical signals that the optical transmission and reception part 5 transmits and receives to an unused wavelength, or an out-of-service wavelength preset to be usable by the OXC part, optical switch part, and optical transmission and reception part; and using the unused wavelength or out-of-service wavelength to confirm connections of the optical fibers in the optical transmission device.SELECTED DRAWING: Figure 1
Patent JP-2019174749-A (JP)
Title: Optical modulator
Inventor: KUGIMOTO ARINORI
IPC: G02F1/035
Filed: 2018-03-29
Abstract: To provide an optical modulator having high reliability in which the thickness of an adhesive layer can be reduced while achieving a wide band and low-voltage drive.SOLUTION: The optical modulator has a substrate having an electro-optic effect (optical waveguide substrate), an optical waveguide formed in the substrate, and travelling wave type electrodes (signal electrode and grounding electrode) formed in the substrate to modulate optical waves propagating in the optical waveguide, in which the thickness of the substrate is 30 μm or less, the optical modulator includes a reinforcing substrate that holds the substrate via an adhesive layer, and the adhesive layer has a void part where the adhesive is absent.SELECTED DRAWING: Figure 1
Patent JP-2019174775-A (JP)
Title: Display device, communication system, augmented reality system, and identification information writing method
Inventor: MARUYAMA JUNICHI
IPC: G09G5/00
Filed: 2018-03-29
Abstract: To provide a display device and the like capable of easily reading identification information on a display device or a display panel.SOLUTION: A display apparatus 20 is an apparatus for displaying images according to the input image signals, which includes: a display panel 21 for displaying images; a first storage part 23 that holds a piece of identification information of the display device 20 or display panel 21; and an identification information presentation circuit 25 configured to read identification information from the first storage part 23 and to present the read-out identification information using the display panel 21.SELECTED DRAWING: Figure 1
Patent JP-2019180057-A (JP)
Title: Video processing apparatus, video processing system, video processing method, and program
Inventor: TERAI HARUKO
IPC: G06T5/00
Filed: 2018-03-30
Abstract: To compensate for oscillation of a video captured by an imaging device mounted on a vehicle, without requiring an excessively large shooting region.SOLUTION: A frame vector calculator 13 calculates a frame vector indicating a positional change of an object 20 between frames of a video captured by an imaging device 2 mounted on a vehicle 1. A low frequency component extractor 14 extracts the low frequency component of the frame vector indicating temporal variation of a frame vector of a predetermined frequency f or less. On the basis of the low frequency component of the frame vector, a high frequency component extractor 15 extracts the high frequency component of the frame vector, indicating temporal variation of the frame vector higher than the predetermined frequency f. A correction vector calculator 16 calculates a correction vector compensating for variation in the high frequency component of the frame vector. A video correction unit 17 corrects the video on the basis of the correction vector.SELECTED DRAWING: Figure 2
Patent JP-2019178312-A (JP)
Title: Lubricating oil composition
Inventor: SATO TOKUEI
IPC: C10M137/00
Filed: 2018-03-30
Abstract: To provide a long-life lubricating oil composition that maintains excellent oxidation stability even when used for a long period of time in a high-temperature environment and has a high inhibitory effect on sludge formation over a long period of time.SOLUTION: A lubricating oil composition of the present invention comprises: a mineral base oil (A) which has a distillation temperature gradient Δ|Dt| between two points of 2.0% by volume and 5.0% by volume in a distillation curve of 6.8°C/vol% or less; and an antioxidant (B) comprising an amine-based antioxidant (B1), a phenol-based antioxidant (B2), and a phosphorus-based antioxidant (B3). The content of a component (B3) is 0.06-1.0 mass% on the basis of whole quantity of the lubricating oil composition.SELECTED DRAWING: None
Patent JP-2019026827-A (JP)
Title: Carbon material precursor, carbon material precursor composition containing the same, and manufacturing method of carbon material using the same
Inventor: MORISHITA TAKUYA
IPC: C08F220/56
Filed: 2018-04-03
Abstract: To provide a carbon material precursor composed of an acryl amide-based copolymer and having high carbonization yield, a carbon material precursor composition containing the same, and a manufacturing method of a carbon material using them.SOLUTION: There are provided a carbon material precursor composed of acrylamide/vinyl cyanide copolymer containing an acrylamide monomer unit of 50 to 99.9 mol% and a vinyl cyanide monomer unit of 0.1 to 50 mol%, a carbon material precursor composition containing the carbon material precursor and at least one kind of additive component selected from a group consisting acid and a salt thereof, and a manufacturing method of the carbon material including carbonization treatment on the carbon material precursor or the carbon material precursor composition after conducting flame resistance treatment on the same if needed.SELECTED DRAWING: None
Patent JP-2018201012-A (JP)
Title: Light emitting device, display device, electronic device, and lighting device
Inventor: OSAWA NOBUHARU
IPC: H05B33/12
Filed: 2018-04-05
Abstract: To provide a light emitting element having a low driving voltage and good reliability.SOLUTION: There is provided a light-emitting element having an electron injection layer between a cathode and a light-emitting layer. The electron injection layer is a mixed film of an organic compound having a transition metal and an unshared electron pair, and the transition metal atom and the organic compound form SOMO.SELECTED DRAWING: Figure 1
Patent JP-2018131201-A (JP)
Title: Vehicle device, vehicle control system, and vehicle control method
Inventor: KIRITANI TAKECHIKA
IPC: B60W50/08
Filed: 2018-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a technology for safely adjusting a parking position of a vehicle from outside the vehicle.SOLUTION: A program is mounted on portable equipment that is provided with a display part and an input operation reception part receiving a user's input operation, and causes the portable equipment to perform: a display step for displaying an image showing a vehicle and performing display capable of instructing the vehicle to move at least either forward or backward in the display part; an operation reception step for receiving the user's input operation from the input operation reception part; and an instruction step for giving a movement instruction to the vehicle to be moved for moving it just for a prescribed distance corresponding to the input operation when the input operation received at the operation reception step is for moving the vehicle at least forward or backward.SELECTED DRAWING: Figure 4
Patent JP-2018179991-A (JP)
Title: Microbial test standard for use in infrared spectrometry
Inventor: MEYER THOMAS
IPC: G01N21/3563
Filed: 2018-04-12
Abstract: PROBLEM TO BE SOLVED: To provide a microbial test standard for use in infrared spectrometry, and a favorable method of using the same.SOLUTION: At least two resealable vessels, which are liquid-tight when closed, each contain a predefined amount of dried biomass of a microorganism. The microorganisms in the different vessels differ in at least one characteristic, which is selected in particular from the group consisting of the species, subspecies, strain, serovar, pathovar, toxivar and variety, and the difference manifests itself in a predefined intermicrobial spectral distance A, B. This disclosure also includes a method of using the microbial test standard.SELECTED DRAWING: Figure 2
Patent JP-2019182527-A (JP)
Title: Packaging container
Inventor: KOMIYAMA KAZUMA
IPC: B65D77/20
Filed: 2018-04-16
Abstract: To provide a packaging container that can have its cover suppressed from being opened carelessly and also easily opened when necessary.SOLUTION: A packaging container 1 comprises a container body 3 and a lid body 5 which are in a rectangular shape in plain view. A lid opening region 11 where a main-body knob part 36 of the container body 3 and a lid-body knob part 56 of the lid body 5 are put one over the other is provided at least at one of four corners, and an inversely tapered part 14 formed by engaging a main-body inversely tapered part of the container body 3 and a lid inversely tapered part 55 of the lid body 3 with each other is provided in the lid opening region 11.SELECTED DRAWING: Figure 3
Patent JP-2019190279-A (JP)
Title: Valve timing change device
Inventor: HORIUCHI KAIRI
IPC: F01L1/356
Filed: 2018-04-18
Abstract: To facilitate manufacturing, to simplify a structure, to reduce a size and weight of a device, to facilitate assembling work in a valve timing change device.SOLUTION: As a valve timing change device for changing an opening/closing timing of an intake valve or an exhaust valve which is driven by a camshaft rotating around a prescribed axial line S, there is employed a constitution which includes: a disc-shaped first rotating body 10 having a tooth row 12 at an external periphery, and rotating on an axial line S; a disc-shaped second rotating body 20 having a tooth row 22 at an external periphery, and rotating on the axial line S; a cylindrical housing 30 sandwiched between the first rotating body 10 and the second rotating body 20, and integrally fixed; and phase change mechanisms (40, 60) arranged inside the housing 30, and changing a rotation phase of the camshaft 2 with respect to the housing 30. By this constitution, the facilitation of manufacturing, the simplification of a structure, the size and weight reduction of the device, the facilitation of assembling work or the like can be achieved.SELECTED DRAWING: Figure 3
Patent JP-2019190042-A (JP)
Title: Method for manufacturing staircase
Inventor: TSUKISAWA KANZO
IPC: E04F11/025
Filed: 2018-04-19
Abstract: To provide a method for manufacturing staircase excellent in workability of a girder member.SOLUTION: A method of manufacturing a staircase according to the present invention is provided with an upper metal fitting 3 to be attached to a wall surface 5, a lower metal fitting 13 to be attached to a floor, and a stringer 15, and includes the following steps. (1) a step of attaching the upper metal fitting 3 to the wall surface 5. (2) a step in which an upper end 9a of a telescopic rod 9 for positioning the lower metal fitting 13 is attached to the upper metal fitting 3, and the lower metal fitting 13 is attached to a lower end 9b of the telescopic bar 9 matching the length of the stringer 15 to position and fix the lower metal fitting 13. (3) a step of removing the telescopic rod 9 from the upper metal fitting 3 and the lower metal fitting 13 and attaching the stringer 15 to the upper metal fitting 3 and the lower metal fitting 13.SELECTED DRAWING: Figure 1
Patent JP-2018139432-A (JP)
Title: Optical transceiver, optical communication system, and optical communication method
Inventor: ABE RYOTA
IPC: H04B10/294
Filed: 2018-04-19
Abstract: PROBLEM TO BE SOLVED: To provide an optical transceiver, an optical communication system, an optical communication method, and a program that can ensure confidentiality of information included in an optical signal even if the optical signal is transferred to a device not an original transmission destination device.SOLUTION: An optical transceiver of the present invention includes: a de-multiplexing unit for receiving a wavelength multiplex optical signal from a transmission path 2 and de-multiplexing it to a plurality of optical signals; a plurality of receiving units for receiving the respective optical signals the de-multiplexing unit de-multiplexed it to; a plurality of output units for outputting optical signals with wavelengths different from each other; a control unit for requesting to make a prescribed change to an optical signal output from at least one of the output units in response to the received wavelength multiplex optical signal including an optical signal that has undergone the prescribed processing; and a multiplexing unit for multiplexing the plurality of optical signals output from the output units and outputting a resulting signal to the transmission path 2.SELECTED DRAWING: Figure 4
Patent JP-2018140993-A (JP)
Title: Method for production of unsaturated aldehyde and/or unsaturated carboxylic acid
Inventor: KURAGAMI TATSUHIKO
IPC: C07C45/35
Filed: 2018-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for safely and stably at high yield, producing acrolein and acrylic acid, or methacrolein and methacrylic acid by avoiding such phenomenon that regarding the temperature of a Mo-Bi-Ni-Co-Fe based catalyst filled in a reaction tube in the gas phase catalytic oxidation of propylene, isobutylene or the like, the temperature of an outlet side of a material gas becomes significantly higher than that of an inlet side thereof and thereby, abnormal reaction occurs.SOLUTION: An objective production method for acrolein and acrylic acid, or methacrolein and methacrylic acid is characterized by: A) using a Mo-Bi-Ni-Co-Fe based catalyst; B) providing the catalyst layers formed by dividing into plural pieces in a material gas flow direction of a reaction tube; C) disposing the above plural types of the catalyst so that activity of the catalyst is further elevated from a raw material inlet in the material gas flow direction toward the outlet thereof; and D) adjusting the activity by a firing temperature of the catalyst, and also using a mixture of the catalyst and an inactive substance at the side at least proximate to the raw material inlet.SELECTED DRAWING: None
Patent JP-2019191048-A (JP)
Title: Moisture content measurement device and moisture content measurement method
Inventor: FUJISAKI KATSUTOSHI
IPC: G01N21/17
Filed: 2018-04-26
Abstract: To accurately and quickly grasp water content of a ground material or concrete aggregate.SOLUTION: A water content measurement device 100 comprises: a housing groove 14 formed continuously around a central shaft A for storing a sample S; a near infrared moisture meter 20 for measuring water content of the sample S stored in a container 10; and an electric motor 30 for rotating the container 10 about the central shaft A and moving the container 10 and the near infrared moisture meter 20 relative to each other.SELECTED DRAWING: Figure 1
Patent JP-2018188732-A (JP)
Title: Three-dimensional porous composite material
Inventor: Fu hong-ying
IPC: C01B32/159
Filed: 2018-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a three-dimensional porous composite material, and the three-dimensional porous composite material includes a belt-like metal and at least one carbon nanotube structure, the porous structure is formed between the belt-like metal, at least one of the carbon nanotube structures is arranged in the belt-like metal, at least one of the carbon nanotube structure includes at least one layer of carbon nanotube film, at least one layer of the carbon nanotube films includes a plurality of carbon nanotubes, a plurality of carbon nanotubes are joined at their ends and are arranged in the same direction.SELECTED DRAWING: Figure 1
Patent JP-2019197391-A (JP)
Title: Movable property transaction management device and movable property transaction management system
Inventor: SATO MASAAKI
IPC: G06Q40/04
Filed: 2018-05-10
Abstract: To provide a completely new movable property transaction management device and movable property transaction management system capable of providing a new transaction form between property owners and property purchasers for a movable property as a transaction target.SOLUTION: A movable property transaction management device includes a movable property sale information management unit that receives and manages movable property owner information and movable property sale information including property information, detailed contents of a movable property, and a sale price thereof from a property owner terminal of a movable property owner who owns a movable property subject to a depreciable asset; a movable property purchase information management unit that receives and manages movable property purchase information including purchaser information and a purchase price from a purchaser terminal of a movable property purchaser who purchases the movable property; a transfer registration processing unit that performs transfer registration processing in which ownership of the movable property is transferred from the movable property owner to the movable property purchaser, and generates and stores transfer registration information representing contents of the transfer registration processing; and a movable property transaction information management unit that creates and manages movable property transaction information in a predetermined display form visualizing the transfer registration information.SELECTED DRAWING: Figure 5
Patent JP-2019199905-A (JP)
Title: Boot unit for constant velocity joint
Inventor: TSUDA KENTO
IPC: F16J3/04
Filed: 2018-05-15
Abstract: To provide a boot unit for a constant velocity joint which can easily enhance a holding force of a boot by a boot holding metal fixture.SOLUTION: A boot unit 40 for a constant velocity joint comprises: a first metal fixture end part 44 which is formed into a cylindrical shape, and fixed to an outside joint member 10; a boot holding metal fixture 42 having a second metal fixture end part 45 being an end part at a side opposite to the first metal fixture end part 44; and a boot 41 having a first boot end part 41a which is formed of a rubbery elastic body in a cylindrical shape and held by the second metal fixture end part 45, and a second boot end part 41b being an end part at a side opposite to the first boot end part 41a and fixed to an external peripheral face of a shaft 120 which is connected to an inside joint member 20. The second metal fixture end part 45 is formed into a U-shape in a cross section which can grip the first boot end part 41a, and an irregular face 55 is formed in a region in contact with the first boot end part 41a.SELECTED DRAWING: Figure 2
Patent JP-2019198533-A (JP)
Title: Game machine
Inventor: YABUMOTO MICHITO
IPC: A63F5/04
Filed: 2018-05-17
Abstract: To provide a game machine capable of facilitating weight-balancing of the game machine and preventing a fraudulent act from being performed, by arrangement of a display device.SOLUTION: The game machine comprises a display device 84 arranged at a position where the display device can cover the player side of a main control board. A front door 14 has a transparent part 85 which enables a performance content displayed on the display device 84 to be visually recognized while the front side of a housing 12 is closed with the front door 14. In a game possible state in which the front side of the housing 12 is closed with the front door 14 and a performance content can be displayed on the display device 84, a player can visually recognize the performance content displayed on the display device 84 through the transparent part 85.SELECTED DRAWING: Figure 3
Patent JP-2019200941-A (JP)
Title: Luminaire
Inventor: ITOGA KENJI
IPC: F21V5/04
Filed: 2018-05-17
Abstract: To acquire a luminaire capable of changing a light distribution angle in a wide range.SOLUTION: A luminaire includes a light source unit and a control part. The light source unit includes: a light source module including a central light source and a peripheral light source provided around the central light source; a dimmer film which is provided in the light emission direction of the light source module and in which the state is switched between a transmission state and a diffusion state by a voltage being applied; and a lens provided in the light emission direction of the light source module. The control part adjusts a current ratio of the current flowing in the peripheral light source with respect to the current flowing in the central light source, and switches the state of the dimmer film between the transmission state and the diffusion state.SELECTED DRAWING: Figure 1
Patent JP-2019199943-A (JP)
Title: Electromagnetic powder brake
Inventor: MAEDA TAKESHI
IPC: F16D63/00
Filed: 2018-05-18
Abstract: To inhibit variations of brake force and stably output the brake force.SOLUTION: An electromagnetic powder brake includes: a rotor fixed to a shaft; an annular yoke part which is disposed at an outer periphery of the rotor and houses a coil; and magnetic powder enclosed in a predetermined gap between the yoke part and the rotor. The magnetic powder is bound by magnetic flux generated by energization to the coil to apply brake force to the shaft. The yoke part is formed by combining a magnetic material part formed by a magnetic material with a non-magnetic material part formed by a non-magnetic material in a circumferential direction.SELECTED DRAWING: Figure 5
Patent JP-2019200755-A (JP)
Title: Image processor and method for processing image
Inventor: SATO TAKANORI
IPC: G06T5/00
Filed: 2018-05-18
Abstract: To provide an image processor with a high versatility.SOLUTION: The present invention includes: a setting unit for setting a specified region in a predetermined image; a determination unit for determining whether pixels of a processing target for generating a strain-added image by adding a strain to the predetermined image are within the range of the specified region; and a generation unit for extracting the pixels in the same position as the position of those in the processing target from the predetermined image and generating a strain-added image from the extracted pixels when the determination unit has determined that the pixels of the processing target are within the range of the specified region and for extracting pixels in further positions from the predetermined image so that a strain will become more intense as the pixels are located further away from the specified region and generating a strain-added image from the extracted pixels when the determination unit has determined that the pixels of the processing target are not within the range of the specified region.SELECTED DRAWING: Figure 1