baber/WOPTO huggingface dataset:
Patent JP-2009194869-A (JP)
Title: Bias current setting circuit of power amplifier circuit using static induction transistor
Inventor: YOKOYAMA KENJI
IPC: H03F3/30
Filed: 2008-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bias circuit suppressing the supply voltage variation dependence of current (idling current) in the absence of signals that flows to the transistor of the final stage of a power amplifier for audio especially using a static induction transistor for the final stage.  <P>SOLUTION: In the bias current setting circuit of the power amplifier circuit using the static induction transistor, there are provided: a circuit obtaining a voltage proportional to a supply voltage itself; and a circuit partially taking out a proportional voltage by a variable resistor to decide a current flowing to a bias resistor connected between the gate and source of an output transistor by the voltage, thus giving an idling current in which the influence of supply voltage fluctuations and variations are suppressed.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009200565-A (JP)
Title: Digital multifunction machine
Inventor: MORI TETSUO
IPC: H04L9/32
Filed: 2008-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital multifunction machine for automatically generating a root certificate and a server certificate when actuated for a first time to easily perform SSL communication.  <P>SOLUTION: When the digital multifunction machine is actuated for the first time, a certificate generating unit generates a PKCS#12 password for a key pair of a self-certificate authority (CA) and then obtains the MAC address of the digital multifunction machine to generate the root certificate using the key par of the self-certificate authority and the MAC address (S101 to S104). Then the certificate generating unit, after acquiring an IP address of the digital multifunction machine, generates a server certificate using a server key pair and the IP address (S105 to S107).  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009200748-A (JP)
Title: Coil antenna unit, non-contact type electronic card and portable communication device
Inventor: OTAKE HIROSHI
IPC: H01Q7/00
Filed: 2008-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coil antenna unit especially suitable for simplifying and ensuring resonance frequency adjustment, a non-contact type electronic card and a portable communication device.  <P>SOLUTION: The coil antenna unit includes an LC resonance circuit connected between first and second terminals, and includes an antenna coil and an adjustment inductor serially connected between the first and second terminals, a first adjustment switch connected in parallel to both ends of the adjustment inductor, a reference capacitor connected between the first and second terminals, an adjacent capacitor connected in parallel to the reference capacitor, and a second adjustment switch serially connected to the adjustment capacitor between the first and second terminals.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009196187-A (JP)
Title: Thermal transfer image receiving sheet and its manufacturing method
Inventor: AOYANAGI MAKOTO
IPC: B41M5/52
Filed: 2008-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thermal transfer image receiving sheet which can be manufactured with high efficiency by simultaneously forming a plurality of layers containing a functional layer on a base material sheet by using an aqueous coating liquid and which is excellent in adhesion between the base material sheet and the functional layer.  <P>SOLUTION: The thermal transfer image receiving sheet has the base material sheet and the functional layer which is formed on the base material sheet and contains a cold-gelling agent and a functional material. A slip layer which is directly formed on the base material sheet and contains the cold-gelling agent and the functional material is formed between the base material sheet and the functional layer. By providing the thermal transfer image receiving sheet which is characterized in that the functional layer is directly formed on the slip layer, the problem can be solved.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009004070-A (JP)
Title: Optical disc apparatus for accessing a plurality of optical discs and operating method thereof
Inventor: CHAN KUN-YI
IPC: G11B25/04
Filed: 2008-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical disc apparatus capable of simultaneously accessing two or more optical discs by one pickup unit, and to provide an operating method thereof.  <P>SOLUTION: The optical disc apparatus includes a rotation module for rotating a plurality of optical discs; a plurality of holding plates, at least including a first holding plate and a second holding plate for loading the optical discs; a sled guide bar positioned between the first holding plate and the second holding plate on a straight line; an optical pickup unit (OPU) for accessing the optical discs; and a sled motor moveably positioned on the sled guide bar for loading the optical pickup unit and driving the optical pickup unit along the sled guide bar to access each of the optical discs loaded on the holding plates.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009199340-A (JP)
Title: Data processing device, affiliated data-generating device, data processing program, affiliated data generating program
Inventor: ISHIZAKA KANYA
IPC: G06T5/00
Filed: 2008-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data processing device which reduces data quantity in case that affiliated data of high-quality image are generated.  <P>SOLUTION: An acute angle point-extracting part 31 extracts acute points, at which angles formed by adjacent line segments are at most a prescribed angle, from a line segment group obtained in a linear approximation part 21. A line segment group between acute angle points is regarded as a line segment group C, and a passing point computation part 32 computes a passing point which a third order Bezier curve, which approximates the line segment group C, is assumed to pass through. A control point computation part 33 solves dual linear simultaneous equations, which are obtained by the assumption that the third order Bezier curve, which approximates the line segment group C, passes through the passing point obtained by the computation by the passing point computation part 32, to compute two control points of the third order Bezier curve. A determination part 34 determines whether an error between the obtained third order Bezier curve and the line segment group C is at least a prescribed value. If the error is at least the prescribed value, a division part 35 divides the line segment group C into line segments to make each line segment group a line segment group C, and again finds a third order Bezier curve.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009196217-A (JP)
Title: Inkjet recorder, and method of determining ink residual amount
Inventor: IWASAKI MANABU
IPC: B41J2/175
Filed: 2008-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To precisely determine an ink residual amount in a state of ink remaining yet in an ink tank, in a relatively simple constitution.  <P>SOLUTION: A recording head of an inkjet recorder is driven under a plurality of driving conditions, and the ink injection is confirmed in each of the plurality of driving conditions. The ink residual amount remaining in an ink supply mechanism is determined based on the presence of ink injection in each of the plurality of driving conditions.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009198436-A (JP)
Title: Burnt gas distribution behavior measurement method
Inventor: FUKUI KENJI
IPC: G01M15/02
Filed: 2008-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a burnt gas distribution behavior measurement method capable of performing a quantitative measurement of an internal EGR concentration even under a condition that a temperature distribution exists.  <P>SOLUTION: This burnt gas distribution behavior measurement method for an internal combustion engine includes a first measurement process wherein a pre-burning mixture gas including a fluorescent precursor for producing, by burning, a burnt product generating fluorescence higher than that before burning, a base fuel and a reference substance corresponding to the burnt product is burned and a fluorescence intensity generated by the burnt gas after burning is measured, and a second measurement process wherein the pre-burning mixture gas including the fluorescent precursor and the base fuel is burned and the fluorescent intensity generated by the burnt gas after burning is measured. An inner EGR ratio distribution is obtained in accordance with a fluorescent intensity ratio distribution of the fluorescent intensity by the second measurement process and a difference between the fluorescent intensities by the first and second measurement processes, a concentration ratio between a concentration of the reference substance in the first measurement process and a concentration of the burnt product in the second measurement process and an average inner EGR ratio.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009205863-A (JP)
Title: Edge light type illumination device
Inventor: TANAKA HIDEKI
IPC: F21Y103/00
Filed: 2008-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an edge light type illumination device which can irradiate the light of a light source introduced into a light guide material efficiently to the front as light having no directionality with high diffusion performance.  <P>SOLUTION: The illumination device has a light guide material 2 into which light from a light source 3 is introduced therein from the side end face. A diffusion transmission part 7 which diffuses partially light from the light source 3 in the light guide material 2 is installed on the rear face of the light guide material 2. A reflection part 8 which reflects transmission light from the diffusion transmission part 7 to the front of the light guide material 2 is installed in the diffusion transmission part 7.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009212142-A (JP)
Title: Ignition coil and attaching structure of the same
Inventor: KOJIMA MASAMI
IPC: F02P13/00
Filed: 2008-02-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ignition coil which can effectively prevent invasion of water into a plug hole and can easily drain water stored in a water retention chamber, and to provide an attaching structure of the coil.  <P>SOLUTION: In the ignition coil 1, a plug installing part 12 is arranged in the plug hole 81 of an engine 8, and a rubber sealing member 4 disposed between a coil case 3 and an opening end of the plug hole 81 performs internal and external ventilation of the plug hole 81 and prevents invasion of water into the plug hole 81. The water retention chambers 32A and 32B connected to a ventilation path 5 communicating inside and outside the plug hole 81 are formed in parts confronted with an upper side of the sealing member 4 in the coil case 3. The water retention chambers 32A and 32B are formed by dividing them into a plurality of parts in a circumferential direction C by bridges 31 disposed in a plurality of parts in the circumferential direction C of the coil case 3.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009213257-A (JP)
Title: Rotating electric machine
Inventor: KOYAMA TAKAYUKI
IPC: H02K1/18
Filed: 2008-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rotating electric machine can achieve high productivity.  <P>SOLUTION: The rotating electric machine includes a stator core 21, a stator 4 and a rotator. The stator core 21 is formed by alternately arranging a plurality of stator magnetic poles T and slots in a circumferential direction. The stator 4 has stator windings 5U1 to 5W2 in-phase wound around part of the plurality of stator magnetic poles T so that a winding is inserted into all the slots. The rotators face the stator 4 through a gap and has polarities formed at approximately uniform intervals in a circumferential direction.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009212872-A (JP)
Title: Pattern detection circuit, base station and mobile communication system using the same, and pattern detecting method
Inventor: MASUDA KYOICHIRO
IPC: H04W88/08
Filed: 2008-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the throughput by enhancing the efficiency of detecting the pattern of received signal series.  <P>SOLUTION: A pattern detection circuit for performing pattern detection on input signals from a communication terminal includes: a frequency domain transformer 10 that transforms input signals into frequency domain signals; a frequency extractor 11 that extracts frequency components of the input signals using the frequency domain signals as input; and a pattern detector 20 that performs the pattern detection on the input signals based on cross-correlation values in frequency domain between the extracted frequency components and predetermined patterns using the extracted frequency components as input.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009213550-A (JP)
Title: Heat exchanger and oxygenator instrument provided with the same
Inventor: NAKAO SHOTA
IPC: A61M1/14
Filed: 2008-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To improve heat exchange efficiency while suppressing the increase of the volume of a heat exchange area by appropriately controlling the flow of heat medium liquid in the lumen of a heat transfer narrow tube.  <P>SOLUTION: The heat exchanger includes: a heat exchange module 2 comprising a narrow tube bundle in which the plurality of heat transfer narrow tubes 1 are arrayed and laminated; sealing members 3a-3c in which a heat exchange flow path 5 for distributing liquid to be heat-exchanged is formed crossing the longitudinal center part of the narrow tube bundle, both ends of the narrow tube bundle are exposed and the narrow tube bundle is sealed; and a housing 4 provided with heat transfer narrow tube headers 6-8 for introducing and leading out the heat medium liquid at both end parts of the narrow tube bundle and provided with a liquid-to-be-heat-exchanged introducing port 9 and leading-out port 10 at both end parts of the heat exchange flow path. The heat exchange module is divided in the flow path direction of the heat exchange flow path, a plurality of stages of narrow tube bundle units 2a and 2b including the plurality of heat transfer narrow tubes respectively are formed, and the heat transfer narrow tubes belonging to the respective units cross each other between the adjacent narrow tube bundle units. By the heat transfer narrow tube headers, the heat medium liquid successively passes through two or more sets of the narrow tube bundle units.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009217404-A (JP)
Title: Storage system
Inventor: ANZAI TOMOYA
IPC: G06F3/06
Filed: 2008-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To continuously provide a snapshot to a client even when the migration of data of a file level is performed between server devices which operate a snapshot.  <P>SOLUTION: In a storage system where a plurality of terminal servers 104 and an intermediate server 103 and a client 101 are connected through a network 105, when data of a file level are transferred from the terminal server 104 of the origin of migration through the intermediate server 103 to the terminal server 104 of the destination of migration, the data of a difference volume are simultaneously transferred. In the terminal server 104 of the transmission of migration, the data of a snap shot volume are reconfigured on the basis of the transferred data, and response information related with the reconfigured data is transferred to a client 101.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009215928-A (JP)
Title: Fuel injection control mechanism of multicylinder engine, vehicle having the same, and fuel injection control method of multicylinder engine
Inventor: SAKANAKA SATORU
IPC: F02M69/00
Filed: 2008-03-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel injection control mechanism operated comfortably by a driver without abrupt fluctuation in an engine output even if fuel injection amounts of fuel injection means are changed, in a fuel injection control mechanism in which a plurality of fuel injection means are disposed to each combustion chamber to make the fuel injection amounts of the plurality of fuel injection means mutually correspond, and thereby the fuel injection amounts are controlled.  <P>SOLUTION: Four injector groups 55 are formed at an engine. Each injector group 55 has two injectors 48 disposed upstream and downstream of an intake flow passage 45 continuous to each combustion chamber 35. Distributions of the fuel injection amounts of two injectors 48 are controlled by an ECU 23. Timing changing the distributions of the fuel injection amounts of two injectors 48, and a gradient of the change in timing are different for each of the injector groups 55.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009214007-A (JP)
Title: Activated sludge treating method for wastewater and activated sludge treatment apparatus
Inventor: TANAKA HIROSHI
IPC: C02F3/28
Filed: 2008-03-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an activated sludge treatment technology for wastewater efficiently removing nitrogen and phosphorus from wastewater while preventing breeding of mold fungi, and preventing re-discharge of phosphorus to wastewater.  <P>SOLUTION: Activated sludge S is made to act on wastewater W in a treatment tank 10 to perform sludge treatment of denitrification of nitrate nitrogen and nitrification of ammonia nitrogen, part of which is taken into a first separation tank 30 to settle the activated sludge, and the settled activated sludge is separated from the wastewater before dissolved oxygen in the wastewater is lost. The remaining activated sludge is separated from the separated wastewater in a second separation tank 60 in an aerobic condition, and the activated sludge separated in the first separation treatment is added with new wastewater in a pre-treatment tank 40 and set in an anaerobic condition, is returned to the treatment tank and repeatedly subjected to sludge treatment, separation operation, pre-treatment and returning. When returning the pre-treated wastewater, the wastewater is subjected to the anammox treatment to remove nitrogen.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009216314-A (JP)
Title: Refrigerating apparatus
Inventor: SAKAE SATORU
IPC: F25B43/02
Filed: 2008-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the occurrence of a lubrication failure in any one of compressors by optimizing the amount of refrigerator oil distributed to each compressor by an oil return passage in a refrigerating apparatus provided with a compression mechanism having a plurality of compressors connected in parallel with each other.  <P>SOLUTION: The refrigerating apparatus 1 includes an oil separating mechanism 38 separating refrigerator oil from a discharge refrigerant of the compression mechanism 40, and the oil return passage 32 for returning the refrigerator oil separated by the oil separating mechanism 38, to each compressor 14 of the compression mechanism 40. A branch part of the oil return passage 32 to each compressor 14 is provided with a flow divider 35 for distributing the refrigerator oil separated by the oil separating mechanism 38, to each compressor 14.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009217098-A (JP)
Title: Liquid crystal device
Inventor: MIZUMOTO TERUYUKI
IPC: G02F1/13363
Filed: 2008-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem wherein it is difficult to enhance a reliability in a conventional liquid crystal device.  <P>SOLUTION: A liquid crystal device has: first and second substrates 51 and 81 opposed to each other; a liquid crystal 19 interposed between the first and the second substrates 51 and 81; a retardation film 95 interposed between the second substrate 81 and the liquid crystal 19; a sealing material 21 provided between the first substrate 51 and the retardation film 95 and enclosing the liquid crystal 19 in plan view; and a protective film 105 provided between the retardation film 95 and the sealing material 21.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009214260-A (JP)
Title: Power tool
Inventor: NISHINOMIYA TAKASHI
IPC: B25F5/00
Filed: 2008-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power tool capable of improving a heat radiating property of a switching element even in using a plurality of the switching elements.  <P>SOLUTION: This power tool has an electric circuit substrate 52 on which the switching element 44 is mounted, a metal case 50 in which the electric circuit substrate 52 and the switching element 44 are stored and an insulating filler R filled in the inside of the metal case 50 in a melting state and to bury a clearance between an internal wall surface of the metal case 50 and the electric circuit substrate 52 and the switching element 44, the switching element 44 is constituted of a charging part 44k and an insulating covering material to cover a semiconductor chip, the charging part 44k makes face-contact with the electric circuit substrate 52, and the covering material makes face-contact with the internal wall surface 50b of the metal case 50.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009221507-A (JP)
Title: Magnesium alloy molding and its manufacturing method
Inventor: HIRAI KINJI
IPC: C23C22/60
Filed: 2008-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnesium alloy molding which assures desired surface characteristics, such as metallic luster, and has corrosion resistance, and its manufacturing method.  <P>SOLUTION: The magnesium alloy molding includes a substrate composed of magnesium or magnesium alloy and a resin film covering at least a portion of the surface of the substrate, in which the resin film includes an alkoxy silane compound, and a first chemical conversion film including a hydroxide is provided between the substrate and the resin film.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009220007-A (JP)
Title: Compound for controlling growth of bacteria and application thereof
Inventor: NOMURA NOBUHIKO
IPC: A01N43/40
Filed: 2008-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus and a method for treating wastewater by finding a factor, which directly affects denitrification, and utilizing the factor.  <P>SOLUTION: A trivalent iron ion is a factor that promotes the growth of denitrifying bacteria and directly affects denitrification. An apparatus 100 for treating wastewater is characterized by comprising a denitrification tank 10 that reduces nitric acid ions and/or nitrous acid ions with denitrifying bacteria to nitrous oxide and/or nitrogen, and a growth promotor supply means 20 for supplying a denitrifying bacteria growth promotor comprising trivalent iron ions into the denitrification tank. The denitrifying bacteria activated by the trivalent iron ions can efficiently reduce nitric acid ions and/or nitrous acid ions to nitrous oxide and/or nitrogen.  <P>COPYRIGHT: (C)2010,JPO&INPIT