baber/WOPTO huggingface dataset:
Patent JP-2002010672-A (JP)
Title: Spindle-motor driving circuit
Inventor: OKU KOICHIRO
IPC: H02P6/08
Filed: 2000-06-16
Abstract: PROBLEM TO BE SOLVED: To provide a spindle-motor driving circuit that allows a linear motion all through the minimum number of revolutions to the maximum, with low power consumption. SOLUTION: The circuit is characterized by carrying a power-voltage variable range that makes an applied voltage variable by controlling a power voltage and a pulse-width variable range that controls a pulse width with a PWM(pulse width modulation). The power-voltage variable range is characterized by being the one that exists at the neighborhood of the minimum number of revolutions, or at the neighborhood of the maximum number of revolutions, and also characterized by applying the fixed pulse width to the minimum or the maximum pulse width. Also, the range is characterized by conducting a control of the applied voltage and the pulse width by means of a difference voltage between a control-reference voltage and a control-input voltage.
Patent JP-2002009806-A (JP)
Title: Lan communication path control system and control method
Inventor: OKADA MASAAKI
IPC: G06F13/00
Filed: 2000-06-20
Abstract: PROBLEM TO BE SOLVED: To solve a problem in conventional LAN communication path control system that requires much time for switching because the switching of only routes receiving a fault effect is conducted on the occurrence of the fault in a system, thereby resulting in causing complicated processing for switching. SOLUTION: A device 10 switches an operation port to the port of another normal LAN controller when HUBs 40, 42 opposite to the device 10 indicate the normality of the other LAN controller in two LAN controllers 30, 31 through a link failed detection check during normal operation. As a switching method of the ports, the device 10 detecting the fault allows the LAN controller after switching to transmit a MAC address and an IP address of the LAN controller after switching to other devices. All of the other devices receiving the data rewrite a destination information table where destination MAC addresses with respect to the IP address are registered according to the received data.
Patent JP-2001068322-A (JP)
Title: Compound magnetic particle powder for magnetic recording medium, its manufacturing method and recording medium
Inventor: HAYASHI KAZUYUKI
IPC: G11B5/842
Filed: 2000-06-21
Abstract: PROBLEM TO BE SOLVED: To provide magnetic particle powder for a magnetic recording medium which has excellent dispersibility and is excellent in durability and cleaning property of a magnetic head by stiffly fixing oxide fine particle powder on particle surfaces of the magnetic particle powder. SOLUTION: In compound magnetic particle powder, one kind or two or more kinds of oxide fine particle powder which is selected out of aluminium oxide, zirconium oxide, cerium oxide, titanium oxide, silicon oxide and molybdenum oxide and has a mean particle diameter of 0.001-0.07 μm, is fixed on particle surfaces of magnetic particle powder whose mean particle diameter is 0.01-0.3 μm by using silicon compound formed from tetraalkoxysilane. Ratio of the oxide fine particle powder to the magnetic particle powder is 0.1-20 wt.%.
Patent JP-2002008104-A (JP)
Title: Automatic teller machine
Inventor: AMANO ATSUSHI
IPC: G06Q40/00
Filed: 2000-06-22
Abstract: PROBLEM TO BE SOLVED: To issue a statement printing information being appropriate for a user or selected by a user according to using transaction parties or contents, printed on its front or rear face from an automatic teller machine. SOLUTION: This automatic teller machine is provided with means 41-43 storing a plurality of contents printed on the statements and means 48, 44, 29, 30, and 31 changing the contents of printed statements according to the transaction parties and contents. This device is also provided with a means for printing the information on the both faces of the statement and a means changing the contents to be printed on the front/rear faces for every transaction. A means for counting the using frequency of the contents of the printed statement is also provided.
Patent JP-2002008997-A (JP)
Title: Method and device for manufacturing semiconductor device
Inventor: INOKUCHI YASUHIRO
IPC: C23C16/44
Filed: 2000-06-23
Abstract: PROBLEM TO BE SOLVED: To provide gas self-cleaning for a reactive chamber, for improved productivity, related to manufacturing of a semiconductor device which uses a heating body. SOLUTION: A semiconductor device manufacturing method is provided, where a hot heating body 8 is allowed to come into contact with reactive gas so that the gas is decomposed for film-forming at a substrate 3. Here, at film forming time, heating body is put in a reaction chamber 1, while it is retracted from the reaction chamber at gas-cleaning time.
Patent JP-2002013034-A (JP)
Title: Elastic composite yarn and elastic woven fabric
Inventor: OKUNO TOKIO
IPC: D03D15/56
Filed: 2000-06-26
Abstract: PROBLEM TO BE SOLVED: To provide an elastic woven fabric which effectively utilizes the characteristics of mutually combined raw materials, such as excellent softness, excellent tension and excellent stiffness, and has excellent stretchability and excellent smooth surface state, and to produce an elastic composite yarn for obtaining the elastic woven fabric. SOLUTION: This elastic composite yarn produced by doubling the false- twisted yarn of a polytrimethylene terephthalate multifilament with another filament yarn is characterized in that the doubled direction of the elastic composite yarn is different from the false-twisted direction of the false-twisted yarn of the polytrimethylene terephthalate multifilament, and the elastic woven fabric in which the elastic composite yarns have been used as wefts and/or warps is provided.
Patent JP-2002014140-A (JP)
Title: Instrument for measuring operating frequency, and image-forming device
Inventor: AZUMAI MITSUO
IPC: G01R31/28
Filed: 2000-06-29
Abstract: PROBLEM TO BE SOLVED: To find an upper limit (maximum operating frequency) of an operating frequency and to eliminate a margin set for dispersion in manufacturing, so as to enhance the operating frequency, while the operating frequency is changed freely in a mounted condition, in actual equipment. SOLUTION: This operating frequency measuring instrument for measuring the operable frequency of an inspected circuit 100 is provided with a control part 101 for indicating the frequency of a generated clock by frequency data, a clock generator 400 for generating the clock of the frequency, in response to the frequency data, and test circuits 102, 103 for comparing an output test data output, by supplying an input test data to the inspected circuit to be received by the inspected circuit with expectation test data to determine the operating condition of the inspected circuit. The operating conditions of the inspected circuit are determined to measure the operable frequency of the circuit, while changing the frequency of the clock generated by the clock generator.
Patent JP-2002015364-A (JP)
Title: Commodity guiding selling device
Inventor: KAWADA JUNJI
IPC: G07F9/00
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To solve the problem that many kinds of commodities can not be sold in large quantities by a single device. SOLUTION: This device is equipped with a commodity delivery terminal 2 provided with a commodity guiding display designation part 21 composed of a monitor for guiding the commodities to be sold and a touch sensor panel installed on the monitor and with a commodity takeout part 22 for taking out the commodity designated by the touch sensor panel from the inside, a conveyance route 3 connected to the commodity delivery terminal 2, and a conveyance machine 4 for moving along the conveyance route 3, and conveying the commodity designated by the touch sensor panel up to the commodity delivery terminal 2.
Patent JP-2001076288-A (JP)
Title: Vehicle sharing system provided with assigning function based on trip information, and its method
Inventor: MURAKAMI HIROSHI
IPC: G06Q30/06
Filed: 2000-07-03
Abstract: PROBLEM TO BE SOLVED: To obtain a vehicle sharing system, which is efficient by using minimum number of shared vehicles, by making an application include the predictive distance and the predictive period of a scheduled trip. SOLUTION: A user desiring to use a vehicle 16 goes to the first vehicle allocation port 14 and inputs the application of the vehicle 16 and other information to a computer system. This information includes additional time and distance for the user to take for arriving at a desired port exceeding a normal distance and/or time by making another tour. Then, the inputted information is transmitted to a control center 12, which receives information concerning the position of the vehicle 16, a parking mode, a traveling distance, a tripping time and other various trip information, information on a statistic value transmitted from the vehicle subsystem 18 of each vehicle 16. Based on information received from the port 14 and the subsystem 18, the center 12 selects the vehicle from in the group of vehicles and assigns it to the user.
Patent JP-2001036096-A (JP)
Title: Semiconductor integrated circuit
Inventor: SUZAWA HIDEOMI
IPC: H01L27/092
Filed: 2000-07-03
Abstract: PROBLEM TO BE SOLVED: To reduce disconnection and to improve a yield by forming a gate electrode/wiring, forming a nitride film also on an upper surface and a side surface, forming a triangular insulator on the side surface by anisotropic etching, and then depositing an interlayer dielectric and further forming second-layer wiring. SOLUTION: The silicon oxide film of an underlying oxide film 102 is provided on a substrate 101. Then, an amorphous silicon film is deposited before being left in reduction atmosphere for crystallization, and an island-shaped region 103 is formed by etching. A silicon oxide film 104 made of a gate insulation film is provided on it, and then an alumina film is formed by sputtering before etching, and a gate electrode 105 and wiring 106 are provided. A lightly doped region 112 is provided in a self-alignment manner on the silicon film 103 with a gate electrode part as a mask. A silicon oxide film 109 is deposited and etched, thus allowing triangular insulator side walls 110 and 111 to remain on the side surface of the gate electrode/wiring.  Phosphor is subjected to ion introduction again for allowing the lightly doped region 112 to remain at the lower portion of the side walls in a source/drain 113, thus forming a second- layer alumina wiring/electrode 115 and 116.
Patent JP-2002017881-A (JP)
Title: Fireproof cloth
Inventor: SUZUKI EIJI
IPC: A62C2/00
Filed: 2000-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a fireproof cloth capable of protecting objects (precious products, people, etc.), from fire by covering a fire-resistance housing, etc., with the cloth. SOLUTION: The cloth consists of fabrics with water-holding cotton 2 packed between fabrics 1, and is used with water contained between the fabrics 1 in the case of a fire.
Patent JP-2002018395-A (JP)
Title: Treating method for waste
Inventor: OGAMI TAKEAKI
IPC: C22B7/00
Filed: 2000-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a treating method for wastes such as dust, which lessens a waste liquid treating load by reducing the volume of the waste liquid over the entire part of a treating system. SOLUTION: The treating method having a process step of desalting the wastes by water leaching, a process step of treating the waste water, a process step subjecting the desalted cake obtd. by the water leaching step to acid leaching, a process step of recovering copper and zinc from the acid leaching filtrate, a process step of leaching acid leached solid components with an alkaline and a process step of recovering lead from the alkaline leaching filtrate, in which the volume of the waste liquid of the treating system is decreased by circulating the filtrate after the zinc recovery to the water leaching process step and circulating the filtrate after the recovery of lead to the zinc recovering process step or the water leaching process step, thereby recycling the waste liquid.
Patent JP-2002019167-A (JP)
Title: Printer comprising removable thermal head
Inventor: YAMAMOTO YOSHIJI
IPC: B41J2/32
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To solve a problem that the workability is low and the work time is long because a supporting shaft and a fastening part are located in the rear of a printer and a problem that it is difficult to ensure a sufficiently high positioning accuracy and to provide a printer in which a thermal head can be set/removed easily and the positioning accuracy thereof is high. SOLUTION: A thermal head fixing plate 2 is provided, in the opposite side plates 2a thereof, with cuts 2c extending perpendicularly to the axis of a rotary shaft 6 and holding pins 2b extending in parallel with that axis. These two cuts 2c are fitted in two annular grooves 6a made in the outer circumferential surface of the rotary shaft 6 and two holding pins 2b are inserted into two cuts 4b made in the side plates 4a of a thermal head press member 4.
Patent JP-2002025275-A (JP)
Title: Semiconductor memory
Inventor: KAMEDA YASUSHI
IPC: G11C11/417
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To improve further data transfer efficiency of a synchronous type semiconductor memory having a DDR mode. SOLUTION: In this synchronous type semiconductor memory, having a DDR mode in which an up-edge and a down-edge of a clock signal are used for data transfer control, timing is control is performed so that operation is shifted from a write-in cycle to a read-out cycle by an equal time to a delay time from timing at which an address signal is taken in to read-out and output of read-out data, and write-in data is taken in delaying from timing at which an address signal is taken in.
Patent JP-2002019263-A (JP)
Title: Method for ink jet recording
Inventor: KOYANAGI TAKASHI
IPC: B41M5/00
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To provide a method for ink jet recording capable of printing an image not having a color stain or color bleeding irrespective of absorbability of a recording medium. SOLUTION: The method for ink jet recording comprises the steps of printing the recording medium, though the medium is any of a material for absorbing an ink composition and a reaction liquid and a substance for not substantially absorbing them, by using an ink composition set containing in combination at least a coloring material, anionic resin emulsion, water soluble organic solvent, aqueous ink composition constituted of water, a reaction agent for generating an aggregate when contacted with the aqueous ink composition and cationic resin emulsion. Thus, the medium can be printed with the image not having the color stain or the color bleeding.
Patent JP-2002021670-A (JP)
Title: Fuel injector
Inventor: KATO MASAAKI
IPC: F02M61/20
Filed: 2000-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a fuel injector capable of controlling the injection of a fuel according to the operation state of an engine, of reducing the exhaust of a harmful substance such as black smoke or HC and of improving the fuel consumption ratio and the output of the engine. SOLUTION: The flow rate of the fuel is adjusted by a first entrance restriction 47, a second entrance restriction 48 and an exit restriction 512a. The lift amount of a valve element 52 is controlled according to the operation state of the engine, and the aperture area of an opening part 511 can be varied. Thereby, the pressure of the fuel in a first pressure chamber 44 and a second pressure chamber 46 is controlled, and the force energizing a needle valve 20 in a valve-closing direction through a first piston 41 and a second piston 42 is varied. As a result, the lift amount of the needle valve 20 can be varied according to the operation state of the engine, and the injection rate and the shape of spray of the fuel injected from an injection hole 11 can be varied.
Patent JP-2002029363-A (JP)
Title: Collision form determining device
Inventor: IMAI KATSUJI
IPC: B60R21/01
Filed: 2000-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a device offering simple construction allowing the detection of the obliquely colliding condition of a vehicle. SOLUTION: This collision form determining device 20 comprises collision form determining means 30 for determining the oblique collision of the vehicle. The collision form determining means 30 has initial collision detecting means 32 for detecting the initial colliding condition of the vehicle in accordance with the deceleration of the vehicle detected by first deceleration detecting means 22 and right and left decelerations on the front of the vehicle detected by second deceleration detecting means 24, 26,  integral computation means 36 for integrating each of right and left decelerations by a time and computing a deceleration integral value when the initial collision of the vehicle is detected by the initial collision detecting means 32 and oblique collision determining means 38 for determining whether the collision of the vehicle is oblique collision or not in accordance with the deceleration integral value.
Patent JP-2002028075-A (JP)
Title: Electric rice cooker
Inventor: HOKIMOTO AKIO
IPC: A47J27/00
Filed: 2000-07-13
Abstract: PROBLEM TO BE SOLVED: To achieve a simple removal of an inner lid during the washing of an electric rice cooker even when the overall height of the body of the rice cooker is lowered by reducing a gap between the inner lid and an outer lid. SOLUTION: The cooker is constituted of a pot 6, an outer lid 12, an inner lid 14 detachably mounted on the undersurface of the outer lid, and an auxiliary plate 34 having a finger hook piece 35 fixed on the undersurface of the inner lid 14.
Patent JP-2002033612-A (JP)
Title: Beam scanning antenna
Inventor: SATO MASATO
IPC: H01Q13/10
Filed: 2000-07-14
Abstract: PROBLEM TO BE SOLVED: To provide a beam scanning antenna that realizes beam scanning of the antenna without using mechanical drive and also realizes simultaneous generation of beams in a plurality of directions with the same aperture. SOLUTION: Coupling holes corresponding to each array feeding port of a Rotman lens provided to a 1st waveguide section excite slots formed to a 2nd waveguide section.
Patent JP-2002030013-A (JP)
Title: New 2,5-dialkylphenol
Inventor: HIGASHIMURA HIDEYUKI
IPC: C07C37/01
Filed: 2000-07-17
Abstract: PROBLEM TO BE SOLVED: To provide new 2,5-dialkylphenols having acyclic alkyl substituents having large numbers of carbon atoms. SOLUTION: This 2,5-dialkylphenol is represented by general formula (I) (wherein, R1 is R2, and R1 and R2 are each a >=5C acyclic alkyl group, or R1 is not R2, and R1 is a >=10C acyclic alkyl group and R2 is a 1-9C acyclic alkyl group).
Patent JP-2001098411-A (JP)
Title: Yarn-drawing machine and drawing method
Inventor: YOSHIDA KATSUHIKO
IPC: D01D5/08
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a yarn-drawing unit and a method thereof that can inhibit entanglement of fiber yarns in the route of the yarn-drawing machine to form nonwoven sheet structure of uniform thickness with density unevenness decreased. SOLUTION: The slit 10 comprises the inlet for sucking the yarn group 2 extruded from the spinneret 1, the passage of the air flow for drawing the yarn group in the sucking direction and the air flow outlet 10b for blowing out the drawn yarn group toward the yarn-capturing conveyer 6 and the slit unit is arranged so that they may be extended in the transverse direction of the capturing conveyer 6.
Patent JP-2002040991-A (JP)
Title: Controller driver for fluorescent display tube
Inventor: YAMAGUCHI HIROSHI
IPC: G09G3/30
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a VFD(vacuum fluorescent display) whose cost can be reduced and which has large degree of freedom in its design by allowing a RAM for display to have a small capacity while using simultaneously a simple grid control and a plural grid control. SOLUTION: When display data are data for dynamic drive, the display data consist of data of only data equivalent to one grid and the display data are identified by control data and the display data are transmitted to a simple grid control part 30A and the data are transmitted to a grid driver 34 and an anode driver 32 and, then, anode electrodes having the display data are successively lighted as grids are successively scanned. When the display data are data for universal drive, the data are once stored in a RAM for display 27 and after the scanning of the dynamic drive of one cycle is completed, this display enters into the scanning of the universal drive by being controlled by the a universal grid control part 30B and plural grids for universal drive are selected and, then, anode electrodes having the display data are successively lighted.
Patent JP-2001063991-A (JP)
Title: Fixed platform truck
Inventor: ABELS THEODOR
IPC: B60W10/18
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To cope with a critical operation situation at an early stage and to secure safety by arranging a wheel load sensor detecting a wheel load on each wheel, connecting the wheel load sensors to a monitoring device, and allowing the monitoring device to cooperate with a baggage lift system and/or a travel drive system. SOLUTION: A counterweight type forklift truck of this fixed platform truck is provided with a front lift frame H and a load receiving device L, a wheel load sensor is arranged on each of the front and rear wheels 2, 4 of the vehicle, and a revolving speed sensor is arranged on each of at least two wheels. The outputs of these sensors are inputted to a common monitoring device, and the load lift system and travel drive system 8 (a brake device and a steering device) of the fixed platform truck are controlled via this monitoring device. Lateral inclining force and longitudinal inclining force are obtained by an evaluating device in the monitoring device, the steering radius of the platform truck is detected, and the load lift and travel speed are controlled based on the detected result.
Patent JP-2002042021-A (JP)
Title: Settlement system by digital money and digital money processor and image forming device
Inventor: NAKAZAWA MIKI
IPC: G06Q20/00
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a settlement system by easily and surely settleable digital money, a digital money processor, a user side sub-system and an image forming device. SOLUTION: A processor side sub-system judges whether or not the settleable digital money corresponding to processing request data has been sent from the user side sub-system, and performs processing on the basis of the processing request data when judging that the digital money has been sent, and urges sending of the settleable digital money corresponding to the processing request data to the user side sub-system when judging that the digital money has not been sent, and performs processing on the basis of the processing request data after judging again that the settleable digital money has been sent.
Patent JP-2002040159-A (JP)
Title: Infrared detector for human body
Inventor: HATAYA MITSUTERU
IPC: G01J1/42
Filed: 2000-07-26
Abstract: PROBLEM TO BE SOLVED: To provide a compact infrared type human body detector, having a 'popcorn' noise amplifier and a 'popcorn' noise detector. SOLUTION: A second voltage amplifier for selecting and amplifying a popcorn noise has an amplifier 9, whose first input terminal comprises a first switch SW1 and a capacitor C1 for holding the potential on the first input terminal, and whose second input terminal comprises a second switch SW2 and a capacitor C2 for holding the potential on the second input terminal. The first switch SW1 is controlled according to a first clock signal CL1 having a frequency corresponding to the frequency band of the popcorn noise, and the second switch SW2 is controlled according to a second clock signal CL2 having the same frequency as the first clock signal CL1 but a difference phase therefrom.