baber/WOPTO huggingface dataset:
Patent JP-2012029307-A (JP)
Title: Sigma-delta modulation with offset
Inventor: EDWARD ARTHUR KIER
IPC: H03M7/32
Filed: 2011-08-26
Abstract: PROBLEM TO BE SOLVED: To provide techniques for performing ΣΔ modulation with offset in order to reduce out-of-band quantization noise.SOLUTION: In an exemplary oversampling DAC that implements ΣΔ modulation with offset, an interpolation filter 214 performs upsampling and interpolation filtering on a plurality of data samples to generate a plurality of input samples. A summer 220 adds an offset to the input samples to generate a plurality of intermediate samples. The ΣΔ modulator 230 performs upsampling and noise shaping on the intermediate samples and provides a plurality of output samples. An offset removal unit 240 removes at least a portion of the offset from the output samples in the digital or analog domain. A DAC 250 converts the output samples to analog.
Patent JP-2013048170-A (JP)
Title: Memory system and method for manufacturing memory system
Inventor: NOMURA KENJI
IPC: H01L21/8246
Filed: 2011-08-29
Abstract: PROBLEM TO BE SOLVED: To provide a ferroelectric memory operating at low voltage and high in polarizability.SOLUTION: A memory system includes: a lower electrode formed on a substrate; a ferroelectric film formed on the lower electrode; and an upper electrode formed on the ferroelectric film. The ferroelectric film has a first ferroelectric film and a second ferroelectric film, the first ferroelectric film is formed of a material including lead zirconate titanate, and the second ferroelectric film is formed of a material including lead zirconate titanate and doped with Ru. In the second ferroelectric film, the Ru is substituted with any one of Pb, Zr and Ti in the second ferroelectric film.
Patent JP-2013049081-A (JP)
Title: Continuous casting method
Inventor: TERAUCHI MASAHIKO
IPC: B22D11/108
Filed: 2011-08-31
Abstract: PROBLEM TO BE SOLVED: To prevent longitudinal cracking easily occurring at an initial stage of casting when performing continuous casting of a medium carbon steel.SOLUTION: When continuously casting the medium carbon steel having a C content of 0.08-0.18 mass%, the basicity of body mold powder injected in a casting mold in a steady state is set to 1.2 or more. The basicity of initial mold powder injected in the casting mold at the initial stage of casting is made larger than that of the body mold powder. The basicity of the initial mold powder is set to 1.9 or less. The injection amount of the initial mold powder is set to satisfy: an injection amount (kg)≥3.0×(inner dimension [m] of upper part of casting mold+inner thickness [m] of upper part of casting mold).
Patent JP-2013050676-A (JP)
Title: Positioning method of optical device
Inventor: WATABE TORU
IPC: G02B6/122
Filed: 2011-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a positioning method of an optical device capable of performing positioning of the optical device without performing cross point tuning of an optical interference element.SOLUTION: An optical interference element comprises: an input coupler; a plurality of semiconductor arms connected to the input coupler; and an output coupler for interfering with output of the plurality of semiconductor arms. In the optical interference element, a positioning method of an optical device includes: a first step of performing control that causes optical absorption characteristics to be generated in all but one semiconductor arms out of the plurality of semiconductor arms; and a second step that performs positioning of the optical device optically coupled to the optical interference element while measuring input light output from the output coupler subsequent to the first step.
Patent JP-2013055728-A (JP)
Title: Rotary electric machine
Inventor: NAKADA KENJI
IPC: H02K9/19
Filed: 2011-09-01
Abstract: PROBLEM TO BE SOLVED: To put a liquid surface of a lubrication fluid accumulated in a case in a proper state with a simple structure even if the case is inclined in a rotary electric machine.SOLUTION: A rotary electric machine 10 includes: a stator core 16 attached to the interior of a case 12 and disposed therein; a rotor core 22 disposed so that an outer peripheral surface faces an inner peripheral surface of the stator core 16 through an air gap 26; a lubrication fluid 38 accumulated in a bottom part in the case 12; a normal discharge port 30 of the lubrication fluid 38 which is provided at a height position of the air gap 26 of the case 12; and an inclined discharge port 32 of the lubrication fluid 38 which is provided at a position that is higher than the normal discharge port 30 and becomes the highest position of a liquid surface 42 of the lubricant fluid 38 when the rotary electric machine 10 meets the preset inclination conditions.
Patent JP-2013054905-A (JP)
Title: Conductive cloth
Inventor: KUNISADA HIDEAKI
IPC: H05B3/03
Filed: 2011-09-05
Abstract: PROBLEM TO BE SOLVED: To provide a conductive cloth that prevents a connection part of a cloth body and a connection member from corroding due to water infiltrating from the cloth body.SOLUTION: A conductive cloth 1 comprises a cloth body 10 including a conductive yarn 11 and a connection member 20 including an electric wire 211 that comes in contact with the conductive yarn 11, and can energize the conductive yarn 11 through the electric wire 211. The connection member 20 is installed so as to tucking an end part of the conductive yarn 11 therein, which is exposed at a side edge part or the outside of a side edge of the cloth body 10, in a thickness direction of the cloth body 10. A space S formed between a part of the connection member 20, which is located in one side in the thickness direction and a part of the connection member 20, which is located in the other side in the thickness direction, is filled with a water-repellent material 40.
Patent JP-2013057016-A (JP)
Title: Tackifier composition and bonding method using the same
Inventor: OGASAWARA TAKUYA
IPC: B60C5/14
Filed: 2011-09-08
Abstract: PROBLEM TO BE SOLVED: To provide: a tackifier composition that can make a film adhere firmly to unvulcanized rubber, wherein a laminate thus obtained is prevented from causing cracks at low temperature; a method of bonding the film and the unvulcanized rubber by using the tackifier composition; and a pneumatic tire.SOLUTION: The tackifier composition contains an elastomer component comprising: 20 to 100 mass% of at least two epoxy-modified styrene-butadiene-styrene block copolymers having different oxirane oxygen densities; and 80 mass% or lower of other elastomers. The method of bonding the film and the unvulcanized rubber includes: arranging the tackifier composition in a space between the film and the unvulcanized rubber; and bonding the film and the unvulcanized rubber through vulcanization.
Patent JP-2013058430-A (JP)
Title: Method for manufacturing plasma display panel
Inventor: TSUCHIYA KUNIMIKI
IPC: H01J11/48
Filed: 2011-09-09
Abstract: PROBLEM TO BE SOLVED: To provide a plasma display panel which is low in power consumption and has high luminous efficiency.SOLUTION: The present invention is a method for manufacturing a plasma display panel, in which a front plate comprising a protective layer and a back plate are disposed facing each other with a discharge space formed therebetween and are sealed and the discharge space is evacuated. The protective layer comprises a base film and metal oxide particles. The metal oxide particles are magnesium oxide crystals. The base film contains a carbonate of cesium. After formation of the protective layer, the surface of the protective layer is exposed to a reducing organic gas.
Patent JP-2013056101-A (JP)
Title: Electric field processing device having intermediate electrode outside of electric field processing region
Inventor: ABE TAKEHIKO
IPC: A47J37/12
Filed: 2011-09-09
Abstract: PROBLEM TO BE SOLVED: To sustain uniform electric field processing by preventing the occurrence of leakage in an electric field processing region, and by preventing the occurrence of phenomena in which the electric intensity is significantly rapidly attenuated due to the leakage, and application of the electric field to the processed body is substantially deteriorated.SOLUTION: The electric field processing device includes three kinds of electrodes as one integrated device, that is, a vessel electrode which contains food on which electric field processing and heat processing are performed using weak current high voltage with homopolarity, an intermediate electrode which forms a non-contact layer or an insulating layer with the entire region of the outer circumference of the vessel electrode at substantially equal interval, and is provided in a shape for surrounding the vessel electrode, and an earth electrode which forms the non-contact layer with the entire region of the outer circumference of the intermediate electrode at substantially equal spacing, and is provided in the shape for surrounding the intermediate electrode. The electric field processing device performs the electric field processing and the heating processing to the food or the like.
Patent JP-2012096779-A (JP)
Title: Heat-medium heating device and vehicle air conditioning device provided with the same
Inventor: KOMINAMI SATOSHI
IPC: B60H1/22
Filed: 2011-09-12
Abstract: PROBLEM TO BE SOLVED: To provide a heat-medium heating device that has a structure in which a plurality of flat heat-exchange tubes and PTC heaters are stacked and that reduces thermal contact resistance, that enhances thermal transmissibility, is small, and has reduced weight and cost, and a vehicle air conditioning device provided with the heat-medium heating device.SOLUTION: The heat-medium heating device includes the plurality of flat heat-exchange tubes 17 having an inlet header section 22 and an outlet header section 23 provided at one end or both ends of a flat tube section 20 through which a heat medium flows, seal members 26 that seal the periphery of through holes 24, 25 of the inlet header section 22 and the outlet header section 23 of each of the flat heat-exchange tubes 17 that are stacked on one another, PTC heaters that are installed between the flat tube sections 20 of the flat heat-exchange tubes 17, and a heat-exchange pressing member that brings the flat heat-exchange tubes 17 that are stacked on one another and the PTC heaters into close contact by pressing. A reinforcing part 29 for preventing deformation is provided at the periphery of the through holes 24, 25 within the inlet header section 22 and the outlet header section 23 of each of the flat heat-exchange tubes 17.
Patent JP-2013062346-A (JP)
Title: Group-iii nitride semiconductor light-emitting element
Inventor: GOSHONOO KOICHI
IPC: H01L33/32
Filed: 2011-09-13
Abstract: PROBLEM TO BE SOLVED: To provide a group-III nitride semiconductor light-emitting element having a wide light emission spectrum width and a high light-emitting efficiency.SOLUTION: A group-III nitride semiconductor light-emitting element has a sapphire substrate 10. An n-contact layer 11, a hole block layer 12, a light-emitting layer 13, a p-clad layer 14, and a p-contact layer 15 are sequentially stacked on the sapphire substrate 10. The hole block layer 12 is made of n-AlGaN with a thickness of 100 Å. The light-emitting layer 13 has an MQW structure in which a pair of a well layer 130 made of InGaN and a barrier layer 131 made of GaN are laminated four times repeatedly. The well layers 130 are sequentially defined as well layers 130-1, 130-2, 130-3 and 130-4 from a side closer to the n-contact layer 11. When an In composition ratio in the well layers 130-i (1≤i≤4) is defined as xi (the unit is "%", hereinafter the same shall apply), the well layers 130-1 to 130-4 are configured to satisfy a relation of x1>x2>x3>x4.
Patent JP-2013065228-A (JP)
Title: Bug measure priority display system
Inventor: YOSHIKAWA KATSUHIKO
IPC: G06F11/28
Filed: 2011-09-20
Abstract: PROBLEM TO BE SOLVED: To schematize bug measure priority, the influence degree of a bug to test work of subsequent programs and a program with call relation, and the relation with other bugs so as to allow a user to compare the bug with other bugs.SOLUTION: A bug measure priority display system adds all testing quantities of subsequent programs as its own priority score for each program on the basis of bug information 101, information of relation between programs (execution sequence, call relation) 102, and testing quantity information 103 for each program; adds all of its own priority scores to a program of a call destination to make a priority score, with the relation between programs and the testing quantity for each program taken into consideration; displays bugs and their relevant bugs in order of high priority score for each bug in an X-axis direction on an image plane; reflects the priority scores in a Y-axis direction and reflects the testing quantities of a program with bug and the subsequent program to the magnitude of a bug image; and furthermore, connects bugs having the relation between programs with lines. Thereby, the bug measure priority, the quantity of work for each bug, and linkage between the bugs are visually displayed.
Patent JP-2013070126-A (JP)
Title: Radio
Inventor: MURATA KOSUKE
IPC: H03L7/22
Filed: 2011-09-21
Abstract: PROBLEM TO BE SOLVED: To provide a radio that maintains high frequency accuracy without requiring complicated maintenance and implements a large frequency shift by a modulation signal.SOLUTION: The radio includes: a voltage-controlled crystal oscillator for outputting a reference signal; a voltage-controlled oscillator for outputting a high frequency signal; a phase-locked loop for receiving the reference signal and the high frequency signal to perform phase locking such that the high frequency signal has the same phase as the reference signal; a comparison signal generation section for generating a comparison signal; and a control section for outputting a frequency correction signal to correct the frequency of the reference signal to the voltage-controlled crystal oscillator, and changing the value of the frequency correction signal such that the frequency of the reference signal is within a predetermined range of the frequency of the comparison signal on the basis of the reference signal and the comparison signal.
Patent JP-2013069754-A (JP)
Title: Manufacturing method of double-sided printed wiring board
Inventor: SEKI YOSHIHITO
IPC: H05K3/42
Filed: 2011-09-21
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of double-sided printed wiring board capable of achieving both enhancement in reliability of interlayer conduction and enhancement in degree-of-freedom in design of wiring pattern.SOLUTION: The manufacturing method of a double-sided printed wiring board 1 having an interlayer conduction part 5 includes a preparation step S11 for preparing a double-sided conductive layer multilayer substrate 1a having a base film 2, conductive layers 3a, 4a and the interlayer conduction part 5, a first resist layer formation step S20 for forming a first resist layer 82 on the conductive layers 3a, 4a, a second resist layer formation step S30 for forming a second resist layer 83 on the lands 51, 52 of the interlayer conduction part 5, a resist pattern formation step S40 for forming a resist pattern on the first resist layer 82, a wiring pattern formation step S50 for forming wiring patterns 3, 4, and a resist layer removal step S60 for removing the first and second resist layers 82, 83.
Patent JP-2013068851-A (JP)
Title: Resist composition and method for forming resist pattern
Inventor: NITO TAKEHITO
IPC: G03F7/038
Filed: 2011-09-22
Abstract: PROBLEM TO BE SOLVED: To provide a resist composition and a method for forming a resist pattern.SOLUTION: The resist composition is used in the following step (1) of a method for forming a resist pattern. The method includes steps of: (1) forming a resist film by applying a resist composition, which comprises a base component (A) showing increase in solubility in an alkali developing solution by an action of an acid, a photo-base generator component (C) generating a base by exposure, and an acidic compound component (G); (2) exposing the resist film; (3) baking the resist film to neutralize the base generated from the photo-base generator component (C) with the acidic compound component (G) in an exposed portion and to increase the solubility of the base component (A) in an alkali developing solution by an action of the acidic compound component (G) in an unexposed portion; and (4) forming a negative resist pattern by developing the resist film with an alkali to dissolve and eliminate the unexposed portion. In the resist composition, the acidic compound component (G) contains a compound (G1) comprising a nitrogen-containing cation having a pKa of 7 or less and a counter anion.
Patent JP-2013071021-A (JP)
Title: Dust collector
Inventor: SAKURAGI SATOSHI
IPC: B01D46/24
Filed: 2011-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a dust collector in which such maintenances as inspection, washing and replacement of a filter can be easily performed.SOLUTION: In the dust collector 1, an oil mist-mixed gas sucked into a housing 2 from a suction opening 7 by driving a centrifugal fan 34 is filtered by a main filter 10, and the gas having passed through the main filter is filtered by a drum filter 38, and is exhausted from an exhaust vent 61. A right side (first) main filter taking out opening 26a for taking the main filter out/in a main filter chamber (air suction chamber) 3, and a right side (first) drum filter taking out opening 46a for taking the drum filter out/in a drum filter chamber (fan chamber) 4, are in parallel provided on the right side part (one side part) 2a of the housing 2. In addition, a right side (first) side cover 48a for enclosing both the right side main filter taking out opening 26a and the right side drum filter taking out opening 46a is included.
Patent JP-2013070629-A (JP)
Title: Combine harvester
Inventor: GOTO KAZUMI
IPC: A01D41/12
Filed: 2011-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a combine harvester capable of securely feeding clean air to an engine with a simple constitution, while decreasing frequent maintenance of an air cleaner.SOLUTION: The combine harvester constituted by arranging a steering seat (11) where a worker sits and operates steering devices, on an engine compartment (7) housing an engine (21) as a motor unit, and a radiator (22) arranged at its outside, is provided with a hollow frame (23) behind the steering seat (11) and at the upper part of the engine compartment (7) to mount the air cleaner (14) for feeding the air to the engine (21), is provided with a radiator cover (25) including a dust prevention opening (25a) for introducing outside air, while covering the machine-body outside part of the air cleaner (14) and the radiator (22), opening one end of the hollow frame (23) as facing the dust prevention opening (25a) and also communicating the hollow frame (23) as an outside air-guiding duct with the air cleaner (14).
Patent JP-2013070921-A (JP)
Title: Dryer
Inventor: MURAO TAKESHI
IPC: D06F58/02
Filed: 2011-09-29
Abstract: PROBLEM TO BE SOLVED: To provide a dryer capable of maintaining relatively high drying efficiency.SOLUTION: An apparatus for removing and discharging moisture in a dryer comprises a drying tank for containing laundry and a circulation system for circulating dry air. The circulation system comprises dehumidification unit, an air-feeding apparatus for feeding dry air into the drying tank and a support element for supporting the dehumidification unit. The support element comprises a connecting port for discharging water component and a main sloped surface on which the water component is guided to the connecting port. At a transition part from the connecting port to a pipe part formed is a connecting port slope with a cone shape.
Patent JP-2013070952-A (JP)
Title: Cleaning robot
Inventor: INOUE KENICHIRO
IPC: A47L9/00
Filed: 2011-09-29
Abstract: PROBLEM TO BE SOLVED: To provide a cleaning robot capable of enhancing reliability while achieving size reduction.SOLUTION: The cleaning robot includes: a body housing 2 which is provided with a suction port 6 opening in a lower surface and an exhaust discharge port 7 opening in an upper surface and is self-propelled on a floor surface F; an electric blower 22 which is disposed inside the body housing 2; a dust collection unit 30 which collects dust in airflow sucked in from the suction port 6 by a driving force of the electric blower 22; airflow passages 11, 12, 24a, 24b which communicate between the suction port 6 and the dust collection unit 30 and between the dust collection unit 30 and the discharge port 7; and a control substrate 15 which controls these sections. The airflow passages are disposed on one side relative to the dust collection unit 30 and the control substrate 15 is disposed on the other side.
Patent JP-2013076125-A (JP)
Title: Steel for machine structural use excellent in strength and toughness and method for producing the same
Inventor: YAMADA KATSUMI
IPC: C21D1/18
Filed: 2011-09-30
Abstract: PROBLEM TO BE SOLVED: To provide a steel for machine structural use having excellent toughness.SOLUTION: The steel stock is used as a raw material, which includes, in mass%, 0.18-0.30% of C, 0.10-0.30% of Si, 0.10-0.40% of Mn, 0.015% or less of P, 0.003% or less of S, 0.0040% or less of N, 0.005-0.015% of Ti, 0.13-0.40% of Mo, 0.0005-0.0020% of B, 0.8-1.2% of Cu, and 0.15-0.40% of Cr, wherein Cr and Mn are contained such that Cr (mass%)/Mn (mass%) is more than 0.94, and Mo and B are contained such that Mo (mass%)/B (mass%) is more than 17.5. The raw material is heated to the highest achieving temperature in the range of 900-1,000°C at a heating rate of at least 30°C/s as hardening treatment, maintained for at least 5 seconds, quenched, maintained at a tempering temperature in the range of 480-550°C for at least 30 minutes as tempering treatment, and then air-cooled.
Patent JP-2013076847-A (JP)
Title: Virtual image displaying device
Inventor: TAKAGI MASAYUKI
IPC: H04N5/64
Filed: 2011-09-30
Abstract: PROBLEM TO BE SOLVED: To provide a virtual image displaying device provided with a light guiding device that is formed by bonding a plurality of members together and has sufficient strength.SOLUTION: In a light guiding device 20, a half mirror layer (semi-transmissive reflective film) 28 of a light guiding member 21 is formed on a partial region PA0 of a first bonding surface 21j, and a second bonding surface 23c of a light transmitting member 23 is caused to adhere to the first bonding surface 21j at least in other region PA. Accordingly, even when adhesive force of the half mirror layer (semi-transmissive reflective film) 28 with respect to the first bonding surface 21j is not large enough, bonding strength between the first bonding surface 21j and the second bonding surface 23c, more specifically strength of the light guiding device 20 obtained by combining the light guiding member 21 and the light transmitting member 23, can be enhanced.
Patent JP-2013075317-A (JP)
Title: Rolling method of h-shaped steel and finish universal rolling mill
Inventor: NIKAIDO HITOSHI
IPC: B21B1/088
Filed: 2011-09-30
Abstract: PROBLEM TO BE SOLVED: To provide a rolling method of an H-shaped steel and a finish universal rolling mill, in which increased thick parts at both ends of an H-shaped web generated on separately-manufacturing of web height are eliminated, and which can manufacture a product having an uniform web thickness from a roll of the same set.SOLUTION: In rolling of the H-shaped steel using the finish universal rolling mill that separately manufactures many different sizes by widening or contracting the web height while reducing the increased thick parts at both ends of the web, the rolling method of the H-shaped steel includes steps of: using a diameter of a vertical roll which is 15-40% of a diameter of a horizontal roll in the finish universal rolling mill; installing a rotation axis of the vertical roll and a rotation axis of the horizontal roll on the same plane; and reducing the increased thick parts at both ends of the web in a finishing pass.