baber/WOPTO huggingface dataset:
Patent JP-2009278515-A (JP)
Title: Echo cancellation apparatus, echo cancellation method, echo cancellation program, and recording medium
Inventor: FUKUI KATSUHIRO
IPC: H04B3/23
Filed: 2008-05-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide an echo cancellation apparatus in which computational amount per frame is reduced.  <P>SOLUTION: An echo cancellation apparatus includes a first vector increase section, a first frequency analysis section, an integration section, a frequency combination section, a vector decrease section, a subtraction section, a second vector increase section, a second frequency analysis section, and a filter updating section. The first vector increase section outputs a reproduction signal increase vector containing elements of K pieces of reproduction signal vectors. The frequency combination section converts a frequency domain pseudo echo into a time domain and outputs a pseudo echo increase vector constituted of M pieces of elements. The vector decrease section generates K pieces of pseudo echo vectors constituted of N pieces of elements from the pseudo echo increase vector and outputs the pseudo echo vectors one by one in each timing when a sound collection signal vector with N pieces of time-sequential sound collection signals as elements is input. The second vector increase section outputs a residual echo increase vector containing elements of K pieces of residual echo vectors.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009283993-A (JP)
Title: Image processing apparatus
Inventor: IWASE TOMOHIRO
IPC: H04N1/40
Filed: 2008-05-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image processing apparatus that determines pages being suitable for applying predetermined image processing while lightening a burden on a user.  <P>SOLUTION: When the user makes settings associated with printing (S101) and inputs an upper-limit amount of money for the printing (S102), a copying machine generates image data for a print based upon the user's settings from image data obtained by scanning and reading an original (S103). Further, an amount to be charged for actual print output based upon the settings is calculated (S104) and when the amount to be charged exceeds the upper-limit amount (S105: Yes), image alteration processing is carried out (S107) to lower the amount to be charged not above the upper-limit amount by reducing the number of prints and the consumption of toner. In the image alteration processing, attributes of respective pages are detected from the image data of the original, a page suitable for the processing is determined among the respective pages of the original based upon the attributes, and the processing is carried out on the page.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009281192-A (JP)
Title: Exhaust emission control device
Inventor: SHIRAGAMI AKIRA
IPC: F01N3/10
Filed: 2008-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exhaust emission control device effectively using hydrocarbon as a reducing agent and efficiently converting harmful components in exhaust gas such as NOx and hydrocarbon, even in exhaust gas containing various kinds of hydrocarbons such as lean burn exhaust gas in an internal combustion engine such as a gasoline engine.  <P>SOLUTION: This exhaust emission control device has three exhaust emission control sections or more provided with NOx reduction catalysts. The exhaust emission control sections are sequentially arranged in the exhaust gas flow passage of the internal combustion engine, and also the oxidizability of the NOx reduction catalysts with respect to the hydrocarbon is gradually increased from the upstream of the exhaust gas flow passage toward the downstream thereof.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009052187-A (JP)
Title: Two vessel reactor system and method for hydrolysis and digestion of wood chips with chemical substance-enhanced wash method
Inventor: SHIN NAMHEE
IPC: D21C1/06
Filed: 2008-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and an apparatus for hydrolysis treatment of a cellulosic fiber material such as wood chips with a chemical substance-enhanced wash megthod in a digestor having a first reactor for hydrolysis and extraction and a second reactor for digestion.  <P>SOLUTION: A reactor vessel system includes: a first reactor vessel 10 having a hydrolysate and liquid extraction screen, a first region above the extraction screen that is maintained at conditions promoting a hydrolysis reaction in the cellulosic material, a second region below the extraction screen in which the hydrolysis is substantially suppressed and a wash liquid inlet below the extraction screen providing wash liquid at a temperature below a hydrolysis temperature; a transport pipe having an inlet coupled to the first reactor vessel 10 and an outlet coupled to a second reactor vessel 12, and the second reactor vessel includes a liquid discharge that extracts a portion of liquid from the second reactor vessel and directs the portion of liquid to the first reactor vessel or to the transport pipe 62.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009283245-A (JP)
Title: Fuel cell system, and control method of hydrogen generation amount
Inventor: ODA TAKESHI
IPC: H01M8/04
Filed: 2008-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydrogen manufacturing device and a control method of hydrogen generation amount, can supply water in proportion to hydrogen need on a load side with superior responsiveness by a simple constitution.  <P>SOLUTION: This is equipped with a tank 2 to store water or an alkaline aqueous solution, a reactor 4 to store a hydrogen generating material to generate hydrogen in reaction with water or the alkaline aqueous solution, a pump 6 to supply the water or the alkaline aqueous solution in the tank to the reactor, a hydrogen gas flow passage 8 to supply a hydrogen gas formed in the reactor to a fuel cell 5, and supply control means 10, 11 which are interposed in this hydrogen gas flow passage and control an ejection amount of water or the alkaline aqueous solution from the pump in response to a hydrogen gas flow rate sent out from the reactor.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009280929-A (JP)
Title: Tool for opening and closing shield for helmet, and helmet
Inventor: KATO HIDEO
IPC: A42B3/20
Filed: 2008-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tool for opening and closing a shield for a helmet, which can stop a shield to a shell with free stop function.  <P>SOLUTION: The tool for opening and closing a shield to a shell constituting a helmet includes a guide member that is attached to the shell and openably and closably supports the shield, a fixing member that is arranged between the shell apart from the guide member and the shield and is fixed to the shield, a rotary member that is rotatably attached to the fixing member and is engaged with the shell, and a friction torque generation means 3 for generating a friction torque between the fixing member and the rotary member and stopping the shield to the shell using free stop function.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009283628-A (JP)
Title: Method for mounting semiconductor element
Inventor: FURUNO MASAHIKO
IPC: H01L21/60
Filed: 2008-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for mounting semiconductor element, capable of surely reducing the stress at a solder jointing part for improved connection with an electronic component mounting substrate and a semiconductor element, by suppressing the heating temperature, when mounting the semiconductor element on a resin substrate.  <P>SOLUTION: The semiconductor element mounting method comprises: a step, in which an Sn-Bi solder composition is supplied to an electrode part provided on a resin substrate for mounting an electronic component; a step in which an Sn-Ag solder ball is placed on the electrode part to which the Sn-Bi solder composition has been supplied; a step in which the semiconductor element is placed on the Sn-Ag solder ball, by aligning the electrode part of the semiconductor element to which the Sn-Bi solder composition has been supplied so as to face the position of the Sn-Ag solder ball; and a step in which the Sn-Bi solder composition on the resin substrate side and the semiconductor element side is melted, by heating at a temperature equal to or higher than the melting point of the Sn-Bi solder composition but lower than the melting point of the Sn-Ag solder ball, thus the semiconductor element is jointed to the resin substrate through the Sn-Ag solder ball.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009284384-A (JP)
Title: Search circuit
Inventor: OKUDA YOSHINORI
IPC: G06F17/30
Filed: 2008-05-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a search circuit which can avoid remarkable increase of a circuit scale and have no influence on a search cycle count upon bifurcation search.  <P>SOLUTION: The search circuit for identifying one of a plurality of key values coinciding with an input key value through bifurcation search over a memory having the plurality of key values associated with a plurality of result values stored therein includes a means for previously generating first to fourth read addresses as candidates to be next read out from the memory, a means for selecting one of the first and third read addresses and giving the selected address to the memory, a means for selecting one of the second and fourth read addresses and giving the selected address to the memory, a means comparing read-out data from the memory based on the read-out first or third address with the input key value, a means for comparing read-out data from the memory based on the second or fourth read-out address with the input key value, and a means for controlling the read-out address selection according to the comparison results with the input key value.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009283826-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: MATSUNO KOICHI
IPC: H01L29/792
Filed: 2008-05-26
Abstract: <P>PROBLEM TO BE SOLVED: To suppress increase in the etching amount, in a trench pattern, of a semiconductor substrate when simultaneously forming a hole pattern for bit line contacts and a trench pattern for a source line contact.  <P>SOLUTION: A semiconductor device includes an array of memory cells provided on a semiconductor substrate 1. In each memory cell, bit line contacts formed of a hole pattern are arranged in a word line direction, and a source line contact is composed of a trench pattern extending in the word line direction. In a portion between gate electrodes of a select gate transistor surrounding the source line contact on the surface of the semiconductor substrate 1, a laminate of a silicon oxide film 12 and a barrier film 13 for reactive ion etching (RIE) is provided. In a portion between gate electrodes of a select gate transistor surrounding each bit line contact on the surface of the semiconductor substrate 1, only a silicon oxide film 12 includes no barrier film laminated.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009286211-A (JP)
Title: Electric power steering device
Inventor: NESHIRO SAKAE
IPC: B62D101/00
Filed: 2008-05-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric power steering device allowing parking by an optional vehicle moving locus without needing fine adjustment of a steering angle by a driver.  <P>SOLUTION: The electric power steering device comprises an electric motor for giving a steering assist force to a steering system to reduce the driver's steering burden. The vehicle moving locus of parking or garaging carried out by the driver is stored from the time when the driver turns on a memory switch 21 until the driver turns off the memory switch 21, and parking is supported by drive-controlling the electric motor 12 and automatically steering a steering wheel to reproduce the stored vehicle moving locus from the time when the driver turns on a parking support switch 22 until the driver turns off the parking support switch 22.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009285110-A (JP)
Title: Rice cooker
Inventor: SATO TAKETOSHI
IPC: A47J27/00
Filed: 2008-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rice cooker having good warm keeping property even though the temperature at the position of an infrared sensor during cooking changes.  <P>SOLUTION: The rice cooker includes a temperature setting means 10 for setting the temperature of a pot 1 heated by a heating means 2, a temperature control means 3 for controlling the temperature of the pot 1, the infrared sensor 4 for measuring the temperature difference between the temperature of the pot 1 and a reference temperature, a reference temperature sensor 6 for detecting the temperature at the set position of the infrared sensor 4, a sensitivity changing means 8 connected to the reference temperature sensor 6 to change the sensitivity of the reference temperature sensor 6, a temperature difference detecting means for converting the output of the infrared sensor 4 to the temperature, a reference temperature detecting means 7 for converting the output of the reference temperature sensor to the reference temperature, and a temperature detecting means 9 for detecting the temperature of the pot 1 by receiving the output of the temperature difference detecting means 5 and the output of the reference temperature detecting means 7, wherein the output of the temperature detecting means 9 and the output of the temperature setting means 10 are connected to the input side of the temperature control means 3 and the output of the temperature control means 3 is connected to the heating means.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009287731-A (JP)
Title: Shock absorber
Inventor: ASHIBA MASAHIRO
IPC: F16F9/348
Filed: 2008-05-30
Abstract: <P>PROBLEM TO BE SOLVED: To prevent sudden change of damping force and to enable easy setting of damping force characteristics in a hydraulic shock absorber.  <P>SOLUTION: A piston 3 having a piston rod 4 connected thereto is slidably provided in a cylinder in which oil is enclosed. A main valve chamber 17 communicating with an expansion side oil passage 10 is formed by providing a circular main seat part 14 on a piston 3, and an auxiliary valve chamber 18 is formed by providing a circular arc shape auxiliary seat part 16 concentrically with the main seat part 14. A disc valve 19 is seated on the main and the auxiliary seat part 14, 16 and a space always providing communication between the main and the auxiliary valve chamber 17, 18 is formed between the auxiliary seat part 16 and the disc valve. The disc valve 19 receives pressure in the main valve chamber 17 and the auxiliary chamber 18 and opens, and prevent sudden change of damping force by restricting oil flowing out via the auxiliary valve chamber 18 at an early stage of valve opening by the space. Setting of initial deformation of the disc valve 19 is facilitated by concentric arrangement of the main and the auxiliary seat part 14, 16.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009268870-A (JP)
Title: Universal health chair/bed and auxiliary tool for changing caring work content from heavy work to light work
Inventor: YAMAGUCHI KAZUTO
IPC: A61G7/00
Filed: 2008-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a for movement of a patient for solving heavy work that is a cause of waist pains of staff such as a caregiver etc. though movement of a patient is main work as a part of nursing care.  <P>SOLUTION: Getting a patient to usually wear a vest with hook for nursing care or adhering the vest to a bed, when the patient is to be moved, it is immediately responded, and a ceiling hoist can be used at a site respectively matching the auxiliary tool for hoisting, the universal health chair, or the bed.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010016010-A (JP)
Title: Ferroelectric film, piezoelectric element, and liquid discharging device
Inventor: SASAKI TSUTOMU
IPC: H01L41/22
Filed: 2008-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new ferroelectric film of which the large displacement is expected, where a bipolar polarization-electric field curve shows double hysteresis properties.  <P>SOLUTION: In the ferroelectric film, a bipolar polarization-electric field curve measured by making identical the absolute value of the maximum application electric field Emax and that of the minimum application electric field Emin (Emax=¾Emin¾) has at least five inflection points and double hysteresis properties where an absolute value of the maximum polarization value Pmax is nearly equal to that of the minimum polarization value Pmin (Pmax≈¾Pmin¾). The ferroelectric film is formed of one kind or not smaller than two kinds of perovskite type oxides and may contain inevitable impurities.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009293326-A (JP)
Title: Heat insulating granule, artificial turf, heat insulating granule manufacturing method and artificial turf manufacturing method
Inventor: MORIISHI KIYOSHI
IPC: E01C13/08
Filed: 2008-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat insulating granule capable of being tinted with colors including a blackish color, prevented from undergoing temperature rise and capable of being suitably used for paving a road and making artificial turf, and a manufacturing method wherein a uniform thin coating film can be easily applied without causing the granule and a coating to stick to each other in manufacturing.  <P>SOLUTION: The heat insulating granule has the granule having a particle diameter of 0.075-30.0 mm as a core, and the whole surface of the granule is coated with a colored coating film containing a heat insulating pigment selected from those having a sunlight reflectance of 95%≥ and ≥15% according to JIS A5759 and an antifreezing agent. The manufacturing method for the same is also disclosed.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009301110-A (JP)
Title: Semiconductor storage device and host device
Inventor: OTA HARUO
IPC: G11C29/04
Filed: 2008-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To prevent data from being lost due to the retention of data for a long period of time, and to search a period when data can be correctly stored in order to validly use a semiconductor storage device according to a desired data retention period.  <P>SOLUTION: A counting means 24 counts the number of times of rewriting of a nonvolatile memory. A storage period calculation means 25A calculates a data retention validating period from the number of times of rewriting counted by the counting means 24 by using a relation between the preliminarily stored number of times of rewriting and the data retention validating period. A display means 26 displays the data retention validating period calculated by the retention period calculation means 25A.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009299224-A (JP)
Title: Nipple protector
Inventor: YAMASHITA DAISUKE
IPC: A41C3/06
Filed: 2008-06-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nipple protector preventing mother's milk from getting out of an inner space in which a nipple part is housed, to prevent a garment from getting dirty to be cleanly usable.  <P>SOLUTION: A nipple protector having a hard outer member 30 and an inner member 40 made of a material which is more flexible and deformable than the outer member, with an internal space S2 being formed inside the nipple protector, wherein the inner member has a deformable abutting section 45 which deforms elastically and is capable of making flat contact, with no gap, with the perimeter of the nipple area, when mounted, and further includes mother's milk draining section 41 which connects the interior space to the exterior, and through-holes 31a, 31b and 31c which connect to the mother's milk draining section are formed in the outer member.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009300905-A (JP)
Title: Substrate laminating method
Inventor: KISAKA HIROSHI
IPC: G02F1/13
Filed: 2008-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a substrate laminating method for laminating substrates to each other with good quality.  <P>SOLUTION: (a) A first sealant is applied to one surface of a first substrate and one surface of a second substrate up to a first height, and a second sealant is applied to them up to a second height higher than the first height so as to surround portions to which the first sealant is applied. (b) the first substrate is held on the lower side and the second substrate is held on the upper side by electrostatic adsorption, whereby the first and second substrates are disposed so that the surfaces to which the first and second sealants have been applied so as to face the other surfaces to which the first and second sealants have been not applied. (c) the first and second substrates are brought closer to each other so that a clearance between the first and second substrates is lower than the second height. (d) The electrostatic adsorption of the second substrate is released to press-fix the first and second substrates to each other.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009298385-A (JP)
Title: Device for assisting parking
Inventor: KAWASHIMA MITSUNORI
IPC: B60R21/00
Filed: 2008-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To easily confirm a returning position for parking a vehicle by a driver.  <P>SOLUTION: The device mounted on the vehicle and parking the vehicle at a target parking space photographs an image of a rear side of the vehicle, superposes first and second guide lines at predetermined first and second positions on the photographed image, respectively, and displays the superposed image on a display device. The first position is set so that the first guide line (G1) is displayed on a line (61) along a first side (S1) for indicating an entrance of the parking space where the vehicle intrudes for parking when the vehicle is positioned at the desired returning position where the vehicle is switched from advancement to retreating in order to park the vehicle at the parking space. The second position is set so that the second guide line (G2) is displayed on lines (67, 69) along second sides (S2, S3) extending from one end of the first side in a vertical direction when the vehicle is positioned at the returning position.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010002677-A (JP)
Title: Density distributed mask and method for manufacturing the same, and method for manufacturing microlens array
Inventor: NAKAMURA DAISUKE
IPC: G03F1/54
Filed: 2008-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a microlens array formed by exposure using a density distributed mask, wherein the exposure efficiency in pattern exposure of a photosensitive material is improved, as well as errors in horizontal and vertical dimensions in a form of the microlens are reduced.  <P>SOLUTION: The microlens array is manufactured by using a density distributed mask, in which each individual unit lens of the density distributed mask is divided by virtual concentric gradation boundary circles formed from the center of the unit lens pattern, and in each annular region of the unit lens, a rhombic light-shielding pattern having a dimension in accordance with the corresponding gradation is positioned at a grid point which is an intersection of virtual vertical and horizontal grids.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2008259516-A (JP)
Title: Campylobacter glycosyltransferases for biosynthesis of gangliosides and ganglioside mimics
Inventor: MICHAEL GILBERT
IPC: C12N1/21
Filed: 2008-06-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new enzyme which participates in ganglioside synthesis and is received in large scale production, and to provide an effective method for synthesizing ganglioside.  <P>SOLUTION: The present invention relates to a glycosyltransferase enzyme of a prokaryote, to a nucleic acid encoding the glycosyltransferase enzyme of the prokaryote, to a method for using the glycosyltransferase enzyme of the prokaryote to synthesize a ganglioside, and to a method for using the nucleic acid encoding the glycosyltransferase enzyme of the prokaryote to synthesize a ganglioside.  <P>COPYRIGHT: (C)2009,JPO&INPIT