baber/WOPTO huggingface dataset:
Patent JP-2002369533-A (JP)
Title: Pwm converter
Inventor: SHIMIZU TERUYOSHI
IPC: H02M7/12
Filed: 2001-06-06
Abstract: PROBLEM TO BE SOLVED: To control variations in input voltage of a PWM converter to a small value with increase and decrease of an input current, even when an impedance of power supply is large. SOLUTION: This PWM converter executes PWM control for a converter, by generating a q-axis current reference for matching an output DC voltage of the converter which converts an AC voltage to a DC voltage to the predetermined DC voltage reference, calculating the q-axis voltage reference for matching a q-axis current element included in an input AC current of converter to the q-axis current reference, calculating the d-axis voltage reference for matching a d-axis current element included in the input AC current of converter to the d-axis current reference, and calculating a three-phase AC voltage reference, based on the q-axis voltage reference and d-axis voltage reference.  This PWM converter is provided with a means (36, 38) of compensating for the d-axis current reference, depending on the q-axis current element of the input AC current or the q-axis current reference corresponding to such a q-axis current element.
Patent JP-2002360633-A (JP)
Title: Shouldering tool
Inventor: HIDAKA SHIRO
IPC: A61G1/00
Filed: 2001-06-08
Abstract: PROBLEM TO BE SOLVED: To easily shoulder and carry a person. SOLUTION: This shouldering tool is composed of a shouldering side installing body fitted to a shouldering person, and a shouldered object side installing body fitted to a shouldered person. While the shouldering side installing body has an installing body main body applied to the back of the shouldering person, and a pair of left and right shouldering belts connected over an upper part and a lower part of the installing body main body, the shouldered object side installing body has an installing body main body applied over the reverse side of a thigh part from at least the back of the shouldered person, and a connecting belt respectively drawn from left and right side midway parts of the installing body main body.
Patent JP-2002366806-A (JP)
Title: Method and system for article selection on internet
Inventor: UCHIKAWA TAKUYA
IPC: G06T17/40
Filed: 2001-06-08
Abstract: PROBLEM TO BE SOLVED: To enable a user oneself to smoothly select an article. SOLUTION: When the user 1 who selects the article from virtual stores 4A, 4B and 4C on the Internet selects a desired virtual store among the virtual stores displayed on a user's display device, data on a list of articles that the selected virtual store handles are sent from the virtual store and a system server 2 sends an URL as the address indicating a file place where three- dimensional data on the articles that the virtual store handles are saved.  When the user selects an article, the storage destination of three-dimensional image data corresponding to the selected article is retrieved according to the saved URL and the three-dimensional image data are sent from the storage destination; and the selected article based upon the data is experimentally mounted on a basic three-dimensional image model displayed on the display device and whether the article can be selected is determined.
Patent JP-2002368156-A (JP)
Title: Semiconductor device and manufacturing method therefor
Inventor: YAMAGUCHI TADASHI
IPC: H01L23/28
Filed: 2001-06-11
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device where a semiconductor element is mounted at a proper position, with higher accuracy, of a substrate of a semiconductor device body. SOLUTION: A semiconductor device is provided, where a semiconductor element 2 is mounted on a circuit forming surface of a semiconductor substrate 1 where pad electrodes 5 are arranged along the periphery, and a prescribed region containing the semiconductor element 2 is resin-sealed; and index lines 3, corresponding to at least three corner positions of the semiconductor element 2 which is to be mounted, are formed on the circuit forming surface of the semiconductor substrate 1.
Patent JP-2002362088-A (JP)
Title: Mechanical pencil
Inventor: KOBAYASHI SEIICHI
IPC: B43K21/00
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To sufficiently contain leads of a mechanical pencil of a thick diameter even in the case of a distal barrel or a rear barrel of fine specifications and to provide a mechanical pencil of an eraser feeding type a lead color and a residual amount of a lead permitting to be easily confirmed. SOLUTION: The mechanical pencil comprises an eraser feeder detachably mounted at a rear of a distal barrel. The pencil further comprises a bar-like coupler arranged between the eraser feeder and a chuck. A front end of the coupler is integrated with or fixed to a barrel joint provided at a rear end of the chuck, and a rear end of the coupler is contacted with an inner stepped part of the barrel at the front of the eraser feeder. Further, an engaging part provided in the vicinity of the rear end of the coupler is engaged with the inner wall of the barrel. When the feeder is knocked to the distal barrel to enable the lead to be fed so that a space between the feeder and the chuck becomes a lead housing section.
Patent JP-2002374137-A (JP)
Title: Method for manufacturing surface acoustic wave device, the surface acoustic wave device, and communication equipment mounted with the device
Inventor: YAMATO HIDEJI
IPC: H03H9/25
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To restrain occurrence of damages to a piezoelectric substrate and an electrode, in a manufacturing process. SOLUTION: In this manufacturing method, the surface acoustic wave device 10 is mounted via a bump 17 formed on a bump electrode 16, through flip-chip bonding method. The manufacturing method includes a first electrode layer forming process for forming at least a surface acoustic wave element 20, a first electrode layer 13a of a bump electrode 16 connected electrically with the element 20, and a protective electrode part 13c, stretching from the electrode layer 13a, a second electrode layer forming process of forming a second electrode layer 15a on the first electrode layer 13a of the bump electrode 16, and a protection electrode part eliminating process for eliminating the protective electrode part 13c after the second electrode layer forming process.  As a result, the surface acoustic wave element 20 is connected with the protective electrode part 13c, so that pyroelectric breakdown will not occur in the electrode, when the element is heated. Since residual stresses, when the bump is formed is relieved, cracks will not occur in the piezoelectric substrate 11.
Patent JP-2002301200-A (JP)
Title: Game device
Inventor: MINAMINO YOSHINORI
IPC: A63F5/04
Filed: 2001-06-13
Abstract: PROBLEM TO BE SOLVED: To eliminate needs for feeding medals stored in a medal receiving tray to a medal feeding mouth when a game is continued. SOLUTION: In a game device 1, a game is performed by using scores after values of a received card is converted to the score. A control part 40 of a slot machine 2 and a control part 50 of a card processing device 2 store scores, and display them on a score display device 15 and an own score display device 16. The score obtained by converting values of the card is stored in the control part 40. When scores are obtained or spent by performing a game, the scores stored in the control pat 40 is increased/decreased, however a score exceeding a limit value is added to the score stored in the control part 50. When the game is completed, a sum of the scores stored in each of the control parts 40 and 50 is stored in the card.
Patent JP-2003002644-A (JP)
Title: Method for removing twin crystal of lanthanum-based- oxide superconducting crystal
Inventor: TANAKA ISAO
IPC: H01L39/24
Filed: 2001-06-14
Abstract: PROBLEM TO BE SOLVED: To provide a method for removing a twin crystal, which is well known to behave as a pinning center in a lanthanum-based-oxide high-temperature superconductor. SOLUTION: This removing method is conducted as follows: a lanthanum- based-oxide superconducting crystal, in which a twin crystal is generated by a strongly elastic phase transition, is fixed to a plate substrate of a metal, a ceramics, or glass, or the like, the thermal expansion coefficients of which are different from that of the substance of the crystal, with an adhesive agent; then the crystal is cooled to a strongly elastic phase transition temperature or below; and a distortion stress corresponding to the thermal shrinkage difference, which is produced between the crystal and the substrate due to the cooling, is applied to the crystal. The superconducting crystal is bulk crystal, a thin-film crystal, or a whisker crystal having a thickness of <=1 mm, and is preferably subjected to an oxygen annealing.
Patent JP-2002373487-A (JP)
Title: Tape-running mechanism
Inventor: TANIMURA SATOSHI
IPC: G11B25/04
Filed: 2001-06-15
Abstract: PROBLEM TO BE SOLVED: To inexpensively provide a tape-running mechanism, which enables electrical connection between a circuit board, a capstan motor, a drum motor and a loading motor to be constituted inexpensively, using less required space. SOLUTION: The circuit board 5 of the tape-running mechanism 1 faces a capstan motor substrate 44, consisting of metallic material with superior radiating property. The motor substrate 44 is mounted with a motor drive IC 43, incorporating a drive circuit to control the drive of a capstan motor 4, a drum motor 2 and a loading motor 3, and is connected with the circuit board 5 by a board connector 7. The circuit board 5 and the motors 2, 3 are electrically connected via the motor substrate 44. Thus, the electrical connection between the circuit board 5 and the motors 2, 3, 4 can be constituted at a low cost using less required space. Also, the heat generated by the motor drive IC 43 is radiated efficiently via the motor substrate 44.
Patent JP-2002370631-A (JP)
Title: Vehicular pedal supporting structure
Inventor: MATSUMOTO YASUAKI
IPC: B60R21/09
Filed: 2001-06-15
Abstract: PROBLEM TO BE SOLVED: To provide a vehicular pedal supporting structure enhancing the degree of freedom of layout design in a neighborhood of a pedal bracket and capable of stably detaching a pedal from the pedal bracket. SOLUTION: The vehicular pedal supporting structure is provided with the pedal bracket 25 fixed to a dash board, a pedal shaft 57 swingably supporting a pedal arm 39, a pin member 59 engaged with the pedal shaft 57 to attach the pedal shaft 57 to the pedal bracket 25, and a detaching member 67 fixed to a support beam. A relatively displaceable guide hole 73 pierced by the pin member 59 is formed on an arm part 71 of the detaching member 67. An inclined face 71d abutted by the pin member 59 is formed in an outer side of an intermediate portion 71c of the arm part 71. When external force is applied and a relative displacement is caused between the detaching member 67 and the pedal bracket 25, the detaching member 67 cancels an engagement relationship between the pin member 59 and the pedal shaft 57, and detaches the pedal shaft 57 from the pedal arm 39.
Patent JP-2003007980-A (JP)
Title: Modulation method for magnetic characteristic and magnetiic functional device
Inventor: IWASAKI HIROSHI
IPC: G11C11/15
Filed: 2001-06-20
Abstract: PROBLEM TO BE SOLVED: To increase the density of e.g. an MRAM and to obtain a possibility of power saving by obtaining an effect of changing the magnetization direction of a magnetic layer, when the magnetic anisotropy of the magnetic layer or a magnetic coupling to a different magnetic layer is changed due to the influence of an interfacial electric field. SOLUTION: The magnetic functional device comprises a laminated structure formed in such a way that a first layer 11, a second layer 12 whose electric resistivity is higher than that of the first layer 11, and third layer 13 whose electric resistivity is lower than that of the second layer 12, are laminated. At least one layer from among the first, second and third layers 11, 12, 13 is composed of the magnetic layer constituted of a material displaying a magnetic property, a voltage is applied by an external circuit 21 across the first layer 11 and the third layer 13, and a change in an electronic state changes the magnetization state of a magnetic thin film by using an effect of changing the magnetic anisotropy of the magnetic layer or a magnetic strain or a magnetic coupling to an adjacent magnetic layer.
Patent JP-2003001749-A (JP)
Title: Metal siding structure having high design effect
Inventor: MATSUSHITA KAZUAKI
IPC: B32B3/30
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To provide a metal siding structure having high design effect having no environmental pollution problem and excellent in weatherability. SOLUTION: The metal siding structure having high design effect is constituted by coating the surfaces of the projected parts of a PCM material lined with a PCM steel sheet subjected to emboss processing with an aqueous color base paint containing a core/shell type silicone modified acryl emulsion, which is a core/shell type acrylic emulsion and prepared by forming a grafted and crosslinked structure of polysiloxane to an acrylic skeleton, to form a color base coating film layer and coating the surface of the obtained empossed pattern with a top clear paint if necessary to form a top clear layer.
Patent JP-2003000992-A (JP)
Title: Washing machine
Inventor: MAMIYA HARUO
IPC: D06F33/02
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To provide a washing machine that helps economize water by using bath water and washing and can carry out the disinfection of washing simultaneously with washing. SOLUTION: When keyboard entry is made by a bath water key 43, bath water setting is executed. If the current state of setting is 'rinse 1', judgment is made as to whether disinfection has been set. If disinfection has been set, use of bath water is set to 'none'. When keyboard entry is made by a disinfect plus key 42, judgment is made as to whether the current state of setting is 'rinse 2' or further, if 'rinse 2' or further is a current state of setting, use of bath water is changed to 'rinse 1'. Thus when disinfection has been set, the operating of the bath water key 43 allows setting up to 'rinse 1' not further. Even if setting has been made up to 'rinse 2' or further, setting is change to 'rinse 1'.
Patent JP-2003008494-A (JP)
Title: Wireless base station
Inventor: YAMAGUCHI AKIRA
IPC: H04B7/06
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To provide a wireless base station that conducts beam directivity control with other wireless base station so as to suppress occurrence of radio wave interference between cells and enhance a communication state of mobile stations. SOLUTION: The wireless base station does not direct its own direction beam to the azimuth of a mobile station or to the surrounding of its position for a period when the mobile station including the wireless base station as one of hand-off object wireless base stations receives a downlink signal from wireless base stations other than the wireless base station and generates null points to the mobile station so as to avoid deterioration in the speech quality due to radio wave interference.
Patent JP-2003012071-A (JP)
Title: Alignment and shake-in pallet for torsion coil spring
Inventor: TANAKA HIROHISA
IPC: B65D85/00
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a pallet which enables the alignment and shake-in of a torsion coil spring to be accurately performed. SOLUTION: The shake-in pallet 8 is the one for aligning a torsion coil spring 3 having spring pieces 31 and 32 which are respectively projected from both ends of a coil part 30 and whose forward ends are flexed in the axial direction of the coil part and in a mutually opposed direction. The pallet is provided, in its surface, with a circular shake-in hole 80 in which the coil part 30 is stored, a groove 81 which is continuous with the shake-in hole 80 at its one end and whose depth is adjusted to the length of the shorter spring piece 31 of both the spring pieces 31 and 32, and a small hole 82 which is provided at a distance adjusted to the other spring piece 32 from the shake-in hole 80 and into which the flexed forward end of the other spring piece 32 is put.
Patent JP-2003001697-A (JP)
Title: Method for manufacturing injection blow-molded container and injection blow-molded container
Inventor: KAWASAKI TETSUYA
IPC: B65D1/00
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing an injection blow-molded container which shows a low manufacturing cost, superb design properties and a smooth irregular shape on the inner surface. SOLUTION: This method comprises the steps to injection-mold a preform having an irregular shape on the inner surface, then unload the preform from an injection molding die in such a state that the temperature of the preform is above a temperature level for allowing a blow molding process and arrange the preform inside the die. In addition, a compressed air is blown into the preform and the preform is stretched so that the part with a projecting part, forms a recessed part after blow molding. Thus the injection blow-molded container with a smooth irregular shape formed on the inner surface is obtained.
Patent JP-2003004449-A (JP)
Title: Angle detector
Inventor: SHIMAZAKI KAZUNORI
IPC: G01C19/00
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide an angle detector which is corotatable with an object under test, for accurately detecting its rotation angle. SOLUTION: A yew rate sensor 2 which an angle-detecting means, corotatable with a vehicle to detect the angular velocity in the yawing direction of the vehicle, a switch module 5 composed of a parallel mode switch 3 and a cascade mode switch 4 and a speaker 6 for guiding information of driving operation to a driver are connected to a controller 1. The controller 1, the sensor 2 and the module 5 are housed in the detector body 7, mounted on a dashboard 9 which is a fixing surface via a support member 8, having a structure free from changing the support attitude.
Patent JP-2003018841-A (JP)
Title: Three-phase input method to power unit, and power unit used therefor and power module
Inventor: TSUBOTA YASUHIRO
IPC: H02M3/28
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To materialize the balancing of a phase current in a three-phase AC power source at low cost in the case of operating a plurality of power units in parallel by the three-phase AC power source. SOLUTION: Each power unit has a balance current input-output part (b) which inputs and outputs a balance current for taking the balance of an output current of each power unit with each other's AC input terminals not connected and with each other's DC output terminals connected in parallel; and a current balancer 11 which receives the input of the balance current inputted from the balance current input-output part and a detection current corresponding to its own output current and performs the output action for balancing its own output current with the above balance current from the above balance current and the above detection current.  The balancer 11 balances each-phase current of the three-phase AC power source by the balancing action of the output current of each power unit by the current balancing part, when the interline voltage from the three-phase AC power source 3 is applied between the AC input terminals of each power unit in order of phases.
Patent JP-2003012215-A (JP)
Title: Paper feeder, image formation apparatus and post- processing apparatus
Inventor: ISOHARA HIDEO
IPC: G03G21/00
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To solve the problems with a conventional curl correction means for correcting the curl of paper wherein the quality of copied or printed documents is no good because of the inability of the means to properly correct paper with various curls since it has a uniform degree of curl correction and paper cannot be fed and processed smoothly, resulting in feed errors and image formation problems. SOLUTION: A plurality of curl correcting units with different degrees of curl correction are disposed along a paper feed path. The degree of curl correction of each curl correcting unit is adjustable.
Patent JP-2003017583-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: YOSHIDA TAKESHI
IPC: H01L27/108
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To form a silicide film on only a gate electrode in a DRAM cell area by forming a salicide structure in a logic circuit area. SOLUTION: The gate electrode 15 containing silicon is formed through a gate insulating film 14 on a substrate 11, an N type dispersion layer 17 being a source and drain area of a transistor is formed, a silicon oxidation film 18 is deposited on the whole face, furthermore after a photoresist film is formed, it is left in only a memory cell area, the silicon oxidation film 18 is etched by an RIE method, the silicon oxidation film 18 on a gate electrode upper part and in the neighborhood thereof is removed in the memory cell area, left on the side wall of the gate electrode in a peripheral circuit area, after the photoresist film is removed, a metal silicide film 21 is formed on the upper face of the gate electrode 15 and the surface of an N type dispersion layer 20 in the peripheral circuit area,  and the metal silicide film 21 is formed on the upper part of the gate electrode 15 in the memory cell area.
Patent JP-2003013277-A (JP)
Title: Copper sulfate plating bath
Inventor: UCHIDA HIROKI
IPC: C25D7/06
Filed: 2001-07-02
Abstract: PROBLEM TO BE SOLVED: To provide a copper sulfate plating bath, which is superior in uniform electrodepositability (throwing power), can adequately plate inside of a through- hole and a blind via-hole of a printed circuit board, particularly of the through- hole and the blind via-holes with high aspect ratio (the through-hole with the aspect ratio of 10 or more and the blind via-hole with that of 0.8 or more), and forms a plating film with luster, which hardly generates cracking. SOLUTION: The copper sulfate plating bath is characterized by including copper sulfate and sulfuric acid as main component, and the components of (A) one or more sulfur-based compounds, (B) one or more polyalkylene glycol compounds including four or more -O-, and (C) one or more copolymers of alkylamide with ethylene oxide and/or propylene oxide, all as additives.
Patent JP-2003015695-A (JP)
Title: Device for expanding audio frequency band
Inventor: MURAKI KENJI
IPC: G10L21/057
Filed: 2001-07-05
Abstract: PROBLEM TO BE SOLVED: To improve reproduced sound quality by expanding a reproduction frequency band to digital audio signals the high frequency reproducing limit of which is decided by the sampling theorem. SOLUTION: Digital audio signals are given to an over-sampling type LPF(low-pass filter) 102 for over-sampling and frequency band limitation. Moreover, a band-pass filter 103, a rectifier circuit 104 and a high-pass filter 105 are used for generating higher harmonics higher than the frequency band of the input signals. A level control circuit 107 performs level control on the basis of the spectral intensity of the high frequency band components of the input signals detected with a spectrum analysis circuit 106, and an adder circuit 108 adds the higher harmonics to the input signal. Next, the over-sampling means 109 performs over-sampling at a still higher sampling frequency, and outputs audio signals of an expanded frequency band through an LPF 110.
Patent JP-2003020464-A (JP)
Title: Anisotropic electroconductive film
Inventor: SAKURAI MAKOTO
IPC: C09J4/00
Filed: 2001-07-05
Abstract: PROBLEM TO BE SOLVED: To provide an anisotropic electroconductive film exhibiting high adhesive force to a polyimide and ITO (tinindium oxide). SOLUTION: This anisotropic electroconductive film is obtained by forming an adhesive resin composition in which electroconductive particles are dispersed into a film. In the film, the adhesive resin composition is composed of a thermosetting resin composition containing a polyester unsaturated compound, a methacrylate phosphate and a melamine-based resin.