baber/WOPTO huggingface dataset:
Patent JP-2021019333-A (JP)
Title: Speaker cabinet and speaker system
Inventor: NAKAMURA TETSUYA
IPC: H04R1/00
Filed: 2019-07-23
Abstract: To provide a speaker cabinet and speaker system capable of preventing invasion of water or raindrops from an opening of a duct to an inner side of a speaker cabinet in an assumed installation state.SOLUTION: A speaker cabinet includes: a speaker unit attachment part to which a speaker unit is attached; a nearly rectangular parallelepiped shape housing for regulating a rear space of the speaker unit on an inner side of the attachment part; duct members of which each one end is connected to an edge of a duct opening arranged in at least one of vertical surfaces of the housing and of which hollow inner side communicates with the rear space; and duct cover members attached to the vertical surface of the housing to cover the duct openings so as to regulate openings which communicate with the rear space and are directed to a lower side of the housing.SELECTED DRAWING: Figure 2
Patent JP-2019195688-A (JP)
Title: Game machine
Inventor: KISHIMOTO SHINJI
IPC: A63F7/02
Filed: 2019-07-24
Abstract: To suppress problems associated with controlling a game among a plurality of control means.SOLUTION: A game machine includes transmission means for transmitting a state confirmation signal set by state confirmation signal setting means to first control means. The first control means includes state determination means for determining the execution state of a performance pattern on the basis of the received state confirmation signal and correction signal transmission means capable of transmitting a correction signal for indicating a delay period for delaying the execution timing identified by identification means on the basis of information determined by the state determination means to second control means. The second control means can delay the execution timing until a delay period indicated by the correction signal transmitted by the correction signal transmission means is elapsed. Performance execution means can execute a performance by providing a grace period for executing the performance, even when the execution timing is delayed.SELECTED DRAWING: Figure 1
Patent JP-2021022093-A (JP)
Title: Coin recognition device and coin handling device using the same
Inventor: MIMURA TOMONORI
IPC: G07D5/02
Filed: 2019-07-26
Abstract: To realize the simplification of an apparatus configuration and to prevent the erroneous detection of foreign matter such as dust.SOLUTION: A coin recognizing device 10 includes a passage (transport path 11) through which a reading object 99 passes, a two-dimensional sensor (image sensor 21) for capturing an image of the passage and the reading object passing through the passage, and a discrimination unit cl1 for discriminating a type of the reading object. The two-dimensional sensor continuously captures the images of the passage. The discriminating unit detects a portion having a size and an outer shape corresponding to the tip portion of a coin used as the object to be read from the captured images of the passage continuously captured by the two-dimensional sensor.SELECTED DRAWING: Figure 3
Patent JP-2021021653-A (JP)
Title: Traffic communication system, base station, mobile station, and vehicle
Inventor: TONAI YUYA
IPC: G08G1/09
Filed: 2019-07-29
Abstract: To streamline GNSS positioning when a vehicle comes out from a tunnel.SOLUTION: A traffic communication system comprises: a base station that is provided around an exit of a tunnel through which a vehicle passes and transmits a message including positioning assisting information for assisting GNSS positioning to the vehicle in the tunnel by radio communication; and a mobile station that is provided in the vehicle, receives the message from the base station in the tunnel, and performs the GNSS positioning by using the positioning assisting information included in the message.SELECTED DRAWING: Figure 2
Patent JP-2021024237-A (JP)
Title: Image formation apparatus, control method for image formation apparatus, and program
Inventor: TABETA HIDEYA
IPC: B41J29/38
Filed: 2019-08-08
Abstract: To provide a safer detection technique.SOLUTION: An image formation apparatus having a recording head comprises: a main control unit; a head control unit; and a power source for head unit which generates voltage to be supplied to the head control unit. The main control unit confirms whether the main control unit is normally started. The head control unit comprises: an operation confirmation part which confirms whether the head control unit normally operates when it is confirmed that the main control unit is normally started and the voltage for check is supplied to the head control unit; a head power source generation part which generates the voltage to be supplied to the recording head when it is confirmed that the head control unit normally operates; and a state detection part which detects the state of the recording head on the basis of the voltage supplied to the recording head. The image formation apparatus controls the voltage supplied to the head control unit in accordance with the state detected by the state detection part.SELECTED DRAWING: Figure 3
Patent JP-2020027304-A (JP)
Title: Display device and manufacturing method therefor
Inventor: SO KYOUNGSUB
IPC: G09F9/30
Filed: 2019-08-08
Abstract: To provide a display device with which a percent defective is reduced.SOLUTION: A window includes a base member and a bezel layer arranged underside of the base member, on which an alignment mark capable of transmitting light and a transmissive area different in shape from the display panel. The alignment mark includes one to three main alignment marks. The main alignment marks are arranged at positions corresponding to the vertexes of the display panel or arranged at positions corresponding to the vertexes of a square or a rectangle larger than the display panel.SELECTED DRAWING: Figure 3
Patent JP-2019202550-A (JP)
Title: Label printer
Inventor: TAKAHASHI MASAMITSU
IPC: B26D7/22
Filed: 2019-08-08
Abstract: To provide a label printer which allows the work to be safely and easily performed and prevents the cutting performance from deteriorating in the state where a cutter is separated at the time of sheet loading and cutter cleaning.SOLUTION: In a label printer mounting an auto cutter composed of: a stationary blade; and a movable blade unit including a movable blade, movable blade lifting means and control means, the stationary blade is attached so as to be movable between the cutting standby position close to a box storing the movable blade unit and the stationary blade cleaning position apart from the box, there is provided a stationary blade cover which is movable between the concealment position concealing the tip of the stationary blade and the exposure position exposing the tip at the position close to the stationary blade, and a stationary blade cover movement member, which moves the stationary blade cover to the exposure position when the stationary blade is moved to the cutting standby position and moves the stationary blade cover to the concealment position when the stationary blade is moved to the stationary blade cleaning position, is provided in the box.SELECTED DRAWING: Figure 1
Patent JP-2021027877-A (JP)
Title: Ophthalmologic apparatus
Inventor: TANAKA TATSUYA
IPC: A61B3/14
Filed: 2019-08-09
Abstract: To provide an ophthalmologic apparatus that is miniaturized and has a simple configuration but can switch between right and left eyes to be examined.SOLUTION: An ophthalmologic apparatus includes: an illumination optical system for irradiating an eye to be examined with illumination light; an optical unit including an imaging optical system for imaging reflected light from the eye to be examined; and first movement means including a link mechanism that is fixed to the optical unit, where the optical unit is moved by the first movement means.SELECTED DRAWING: Figure 1
Patent JP-2021034754-A (JP)
Title: Receiver and program
Inventor: ASAKURA SHINGO
IPC: H03M13/37
Filed: 2019-08-14
Abstract: To enable error-free error correction decoding in SFN environment with a low reception power ratio DUR.SOLUTION: A receiver 1 includes: Fourier transformation units 11-1 and 11-2 for generating a baseband signal in a frequency domain by performing Fourier transformation for a reception signal; a transmission channel response calculation unit 12 for calculating a transmission channel response based on the baseband signal; a MIMO detection unit 13 for generating a transmission signal estimation value from the baseband signal using the transmission channel response; a clip value determination unit 15 for determining a clip value for a likelihood ratio of each transmitted bit according to reception power ratio of a desired wave and a SFN wave; a likelihood ratio calculation unit 16 for calculating a likelihood ratio for each transmitted bit using the transmission signal estimation value and noise variance of the baseband signal, and clipping the likelihood ratio with the clip value if the likelihood ratio exceeds the clip value; and an error correction decoding unit 17 for decoding the transmitted bit estimation value using the likelihood ratio.SELECTED DRAWING: Figure 1
Patent JP-2021031696-A (JP)
Title: Production device of metal molded article and production method of metal molded article
Inventor: YAMAGUCHI SUKENORI
IPC: B33Y10/00
Filed: 2019-08-20
Abstract: To provide a production device of a metal molded article capable of producing a metal molded article in a state of reducing water concentration and oxygen concentration in a shield gas, and producing a metal molded article excellent in mechanical feature at low cost.SOLUTION: A production device 10A of a metal molded article comprises: a chamber 1; a supply line L1 for supplying a shield gas into the chamber 1; a first concentration measuring tool C1 for measuring at least one of water concentration and oxygen concentration in the chamber 1; a circulation line L2 for deriving a part of a gas in the chamber 1 to outside of the chamber 1, and circulating the derived gas into the chamber 1; a circulation unit P for circulating the gas derived from the chamber 1 by the circulation line L2 in the chamber 1; and a discharge line L4 for discharging the gas in the chamber 1.SELECTED DRAWING: Figure 1
Patent JP-2021030568-A (JP)
Title: Image formation device
Inventor: FURUTA YASUTOMO
IPC: B41J2/45
Filed: 2019-08-23
Abstract: To solve such the problem that a bottom emission type exposure device has insufficient light intensity for exposing a photoreceptor drum and a top emission type light-emitting device is used for exposing a photoreceptor drum but such a case that a stronger light intensity is needed for exposing a photoreceptor drum may occur.SOLUTION: An image formation device exposes a photoreceptor drum using light passing through a light-transmissive electrode that is laminated on a light-emitting layer on an opposite side to a first electrode that is laminated on a silicon substrate and arranged two-dimensionally while interposing the light-emitting layer therebetween.SELECTED DRAWING: Figure 7
Patent JP-2021034947-A (JP)
Title: High frequency circuit, communication device, and method for designing high frequency circuit
Inventor: KUSUMOTO YUSUKE
IPC: H04B1/04
Filed: 2019-08-28
Abstract: To provide a high frequency circuit capable of satisfying higher performance requirements for higher order modulation schemes, a communication device with the high frequency circuit, and a method for designing the high frequency circuit.SOLUTION: In a high frequency circuit 1 that transmits a high frequency signal in a predetermined frequency band modulated by 256 QAM (Quadrature Amplitude Modulation), a tilt of amplitude, which is a ratio of change of an amplitude ratio of input/output signals to a change of a frequency of an input signal, is -0.1 dB/MHz or more and 0.1 dB/MHz or less in the predetermined frequency band.SELECTED DRAWING: Figure 4
Patent JP-2021036633-A (JP)
Title: Blower
Inventor: ITO Keito
IPC: H04N5/64
Filed: 2019-08-30
Abstract: To provide a blower which can efficiently send out air current forward from a display screen.SOLUTION: In a blower 10, a first outlet 10L blows out a first air current 30L in a direction approximately parallel to a display surface 20b of a display device 20 from a left side to a right side of a housing body 20a of the display device 20. The second outlet 10R blows out a second air current 30R in a direction approximately parallel to the display surface 20b from the right side to the left side. A third outlet 11L blows out a third air current 31L in a direction separating from the display surface 20b from the left side. A fourth outlet 11R blows out a fourth air current 31R in a direction separating from the display surface 20b from the right side. A control unit 70 controls blow amount of the first air current 30L blown from the first outlet 10L, blow amount of the second air current 30R blown from the second outlet 10R, blow amount of the third air current 31L blown from the third outlet 11L, and blow amount of the fourth air current 31R blown from the fourth outlet 11R.SELECTED DRAWING: Figure 2
Patent JP-2021037979-A (JP)
Title: container
Inventor: AKIYAMA KENJI
IPC: B65D6/26
Filed: 2019-09-02
Abstract: To provide a container capable of preventing damaging or crushing of a side wall and/or a bottom wall made of resin sheet materials even when vertical staking on a pallet is carried out in an overhung state.SOLUTION: A container 1 formed into a box shape by folding a resin sheet material 10 comprises: a bottom wall 70; a long side wall 80 that extends upward from the long side of the four sides of the bottom wall 70; and an opening 99 that is formed at the upper end edge of the long side wall 80, and allows vertical stacking. The container 1 further comprises a first opening reinforcing member 30 that is provided to the upper side of the long side wall 80 to reinforce at least the opening 99, and a side wall reinforcing member 20 that is provided to the lower side of the long side wall 80 within the intermediate region W of the long side wall 80 in a width direction D2 to reinforce at least the long side wall 80.SELECTED DRAWING: Figure 1
Patent JP-2021042980-A (JP)
Title: Anemometer and wind speed measuring method
Inventor: KUMOFUJI KATSUYOSHI
IPC: G01P5/08
Filed: 2019-09-06
Abstract: To provide a technique capable of easily and accurately measuring a wind speed.SOLUTION: An anemometer comprises: a columnar sensor having a prescribed strouhal number; a support part which supports the sensor; a sound collecting unit which collects wind sounds from the sensor; a frequency analysis unit which frequency-analyzes the wind sounds collected by the sound collecting unit and acquires a wind sound spectrum; and a wind speed calculation unit which calculates a wind speed on the basis of a dominant frequency of a peak dominant in a wind sound spectrum and the strouhal number. The support part includes a pair of columns supporting both ends of the sensor.SELECTED DRAWING: Figure 1
Patent JP-2021040781-A (JP)
Title: Game machine
Inventor: MIKI SHINICHI
IPC: A63F7/02
Filed: 2019-09-09
Abstract: To provide a game machine capable of giving a notification on the detection of a game medium appropriately.SOLUTION: A put-out control CPU can execute put-out checking control for checking whether or not game ball put-out is executed normally. The put-out checking control is the control in which a control level is gradually progressed. The put-out control CPU starts the put-out checking control upon establishment of a starting condition, and progresses the control level upon establishment of a progress condition. The progress condition is determined for each control level. In the put-out checking control, original position return processing is executed as processing for eliminating a put-out error in which a game ball cannot be put out normally. A performance display device, a decoration lamp, and a speaker can give a put-out error notification for specifying that a put-out error is occurring on the basis of the control level in the put-out checking control.SELECTED DRAWING: Figure 6
Patent JP-2021042537-A (JP)
Title: Perforation position indication marker
Inventor: YOSHIOKA SATOSHI
IPC: E04G15/06
Filed: 2019-09-09
Abstract: To hold a perforation position even when receiving static pressure or flow pressure of concrete without impairing work safety in construction work.SOLUTION: A perforation position indication marker 1 of the present invention includes a marker body 2, and a support frame 3 surrounding the marker body and supporting it on the side. The marker body 2 has a marker part 6 attached to a tip of a rod-like body part 5 extending from a main mounting plate 4. In the support frame 3, holding plate side joints 23a, 23b, 23c are provided on a holding plate 22 through which the rod-like body part 5 is inserted. One ends of leg members 24a, 24b, and 24c are detachably fitted, and the other ends are detachably fitted to auxiliary mounting plate side joints 25a, 25b, and 25c projected from auxiliary mounting plates 26a, 26b, and 26c.SELECTED DRAWING: Figure 2
Patent JP-2021042409-A (JP)
Title: Plasma treatment apparatus and temperature control method
Inventor: KAWAKAMI SATOSHI
IPC: H05H1/46
Filed: 2019-09-09
Abstract: To provide a plasma treatment apparatus capable of forming a better quality film than before; and to provide a temperature control method.SOLUTION: A plasma treatment apparatus in an illustrative embodiment includes a plurality of microwave radiation mechanisms, a stage, a lower heating source and an upper heating source. The plurality of microwave radiation mechanisms are provided on an upper part a treatment vessel. The stage is arranged in the treatment vessel. The lower heating source is provided in the stage. The upper heating source is arranged on a position facing to the stage.SELECTED DRAWING: Figure 1
Patent JP-2021044338-A (JP)
Title: Coil device
Inventor: TAKAHASHI KEISUKE
IPC: H01F37/00
Filed: 2019-09-10
Abstract: To provide a coil device having a gap hole having a shape suitable for improving the durability of a gap hole mold.SOLUTION: A coil device includes a coil and a core that forms a magnetic path of a magnetic flux generated by the coil, and a gap is formed on the magnetic path. The core is a laminated core in which a plurality of core plates are laminated. The gap is an elongated hole formed in the core, has a gap length of 1.6 times or more the plate thickness of the core plate in a first portion of the elongated hole, and has a gap length of 1.6 times or less the thickness of the core plate, and has a hole shape in which the elongated hole does not have an acute-angled portion in a second portion of the elongated hole other than the first portion.SELECTED DRAWING: Figure 3
Patent JP-2021043322-A (JP)
Title: Lens barrel and optical instrument having the same
Inventor: SUZUKI NOBUYOSHI
IPC: G03B5/00
Filed: 2019-09-11
Abstract: To provide a lens barrel that can be reduced in size and can reduce drop impact, and an optical instrument having the same.SOLUTION: A lens barrel has a holding member that holds an optical element movably in a plane perpendicular to an optical axis direction, a moving member that is movable in the optical axis direction, a guide member that guides the movement of the moving member in the optical axis direction, a driving member that drives the moving member, and a fixing member that fixes the guide member and the driving member and holds the holding member. The driving member includes a fixation part fixed by the fixing member, and the fixation part includes a regulation part into which a projection part provided on the holding member gets and regulates the movement of the projection part in the plane perpendicular to a projection direction of the projection part.SELECTED DRAWING: Figure 1
Patent JP-2021047721-A (JP)
Title: Memory system and method
Inventor: KURIHARA MAKOTO
IPC: G06F12/00
Filed: 2019-09-19
Abstract: To determine an appropriate timing of a refresh process for the set error correction performance in a memory system.SOLUTION: According to one embodiment, a memory system includes: a non-volatile semiconductor memory having a plurality of blocks; and a memory controller which, for each block, obtains the trend of change in a bit error rate over time and determines the timing of a refresh process based on the trend.SELECTED DRAWING: Figure 11
Patent JP-2021048531-A (JP)
Title: Image decoding device, image decoding method, and program
Inventor: KAWAMURA KEI
IPC: H04N19/186
Filed: 2019-09-19
Abstract: To suppress an increase in side information to improve the coding performance in applying an inter-component residual signal prediction method.SOLUTION: An image decoding device 200 includes a unit structure decoding portion 201A configured to decode coded data and acquire luminance coding unit division information and color difference coding unit division information, a determination portion 201B configured to determine whether an inter-component residual signal prediction method can be applied on the basis of the luminance coding unit division information and the color difference coding unit division information, and a prediction method coefficient decoding portion 201C configured to decode a coefficient and whether the inter-component residual signal prediction method is applied according to the determination result.SELECTED DRAWING: Figure 5
Patent JP-2021048539-A (JP)
Title: Piezoelectric vibration piece and piezoelectric vibrator
Inventor: SARADA TAKASHI
IPC: H03H9/19
Filed: 2019-09-19
Abstract: To provide a piezoelectric vibration piece having excellent vibration characteristics.SOLUTION: A piezoelectric vibration piece 10 comprises a piezoelectric plate 11 formed of AT cut crystal substrate. The piezoelectric plate 11 comprises: a first main surface 15 pointing to a + side in a Y' axis direction; a second main surface 16 pointing to a - side in the Y' axis direction; a first mesa part 20 provided on the first main surface 15 and bulging out to the + side in the Y' axis direction; and a second mesa part 30 provided on the second main surface 16 and bulging out to the - side in the Y' axis direction. The first mesa part 20 and the second mesa part 30 respectively comprise top surfaces 22 and 32 orthogonal to a Y' axis and side surfaces 27 and 37 inclined with respect to the top surfaces 22 and 32 to surround the top surfaces 22 and 32. Inclination angles of the side surfaces 27 and 37 with respect to a Z'X plane are less than 90°, where the angles are combined inclination angles of the side surfaces 27 and 37. The side surface 27 of the first mesa part 20 overlaps with the side surface 37 of the second mesa part 30, when viewed from the Y' axis direction.SELECTED DRAWING: Figure 3
Patent JP-2021048333-A (JP)
Title: Circuit board and imaging apparatus
Inventor: KUBO KOICHI
IPC: H05K1/02
Filed: 2019-09-20
Abstract: To provide a circuit board capable of performing radio wave measures while suppressing a flowing out of a reinforcement material, and provide an imaging apparatus.SOLUTION: A circuit board is a circuit board fixed to the other member, and comprises: a base material in which a circuit element is arranged; a pattern formed on the base material with a conductive body; an insulation layer formed on the base material or the pattern; and a reinforcement material that is formed on the base material, the pattern, or the insulation layer, and reinforces the fixing of the circuit element. The base material contains: an element arrangement region in which the circuit element is arranged in a plan view; a surface contact region surface-contacted with the other member; and a non-formation region positioned between the element arrangement region and the surface contact region, and in which the insulation layer is not formed.SELECTED DRAWING: Figure 2