baber/WOPTO huggingface dataset:
Patent JP-2002246599-A (JP)
Title: Field effect semiconductor device and its manufacturing method
Inventor: IWAGAMI TORU
IPC: H01L27/02
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To obtain an inexpensive highly reliable field effect semiconductor device (IGBT) that can reduce the size of a substrate, can simplify a circuit, and can be reduced in power loss, and to obtain a method of manufacturing the device. SOLUTION: This field effect semiconductor device performs switching operations by using a gate voltage inputted from the outside through a gate resistance circuit 5 which limits charging and discharge currents flowing between a gate and an emitter. This semiconductor device is provided with an insulating gate electrode section composed of a gate electrode pad 2a and a gate electrode 2b insulated from the pad 2a. The gate resistance circuit 5 is inserted between the pad 2a and electrode 2b so that the circuit 5 may be formed integrally with the insulating gate electrode section. In addition, the circuit 5 is provided with a first gate resistor 6 and a first serial circuit connected in parallel with the resistor 6 and composed of a second gate resistor 8 and a first diode 7. Moreover, the anode of the first diode 7 is connected to the gate electrode 2b.
Patent JP-2002242170-A (JP)
Title: Foundation improvement work by vacuum consolidation
Inventor: MATSUMOTO KOUKI
IPC: E02D3/10
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To provide foundation improvement work by vacuum consolidation capable of consolidate soft ground relatively rapidly. SOLUTION: This is a foundation improvement method into hard ground by sucking and discharging water from soft ground to above the ground by applying a negative pressure by vacuum pump 5 to the soft ground 10 covered with an airtight sheet 1; while the negative pressure is being given, a predetermined amount of outside air is supplied below the sheet at a predetermined place separated from the vacuum tank, and an air flow accompanying water from the soft ground to the vacuum pump is created below the sheet.
Patent JP-2002244860-A (JP)
Title: Network system and method of rewriting firmware
Inventor: IIZUKA KOJI
IPC: G06F11/00
Filed: 2001-02-16
Abstract: PROBLEM TO BE SOLVED: To solve such a problem that it takes much time to repair when an F/W relating to communication function of a server device has failed. SOLUTION: This system is formed of storage regions divided into several portions for storing firmware and provided with an F/W storage means wherein firmware to be operated of the firmware stored in plural storage regions from a client device is set, and the server device having an F/W rewriting means to store the firmware received by a server side communication means from the client device in the storage region determined to be a non-operating state.
Patent JP-2002238511-A (JP)
Title: Apparatus for separating foreign material of raw laver
Inventor: YAMAMOTO HIDEKAZU
IPC: A23L17/60
Filed: 2001-02-19
Abstract: PROBLEM TO BE SOLVED: To solve problems that it is necessary to provide a plurality of separating holes in a cylindrical drum body in a separating drum type; however, there is a limitation on area by considering the shape, or the like, of the drum body and which area is not always sufficient and a large area is required for providing a plurality of disks, the structure is complicated because of the necessity for installing driving devices respectively for the disks and the cost is increased in the disk type in a conventional apparatus for separating foreign materials with a slight gap or a slight clearance. SOLUTION: This apparatus for separating the foreign materials of raw laver is composed by arranging a raw laver mixture solution feed port 10 and a foreign material discharge port 15 in a mixing tank 2 and arranging a plurality of separating rods 3 so as to form suitable gaps 4 in the bottom part 2a of the mixing tank 2, penetrating the separating rods 3 in the mixing tank 2, connecting the separating rods 3 to a moving means 5 provided in the mixing tank 2 and moving the separating rods 3 utilizing the moving means 5. Since the apparatus is composed so as to form a plurality of gaps 4 for passing the raw laver therethrough in the surface of the bottom, or the like, an increase in the efficiency in separation of the foreign materials or a remarkable improvement, or the like, in throughput of foreign material separation can be carried out.
Patent JP-2002246156-A (JP)
Title: Heater, heating member, fixing device, and imaging device
Inventor: NAKATO ATSUSHI
IPC: H05B3/44
Filed: 2001-02-19
Abstract: PROBLEM TO BE SOLVED: To provide a heater capable of reducing heat loss, making the radiation heat source rise fast, rising into a steady state, and using over a long term, and provide a heating member provided with the heater, a fixing device provided with the heater and the heating member, an imaging device, such as copying machine, printer, and facsimile machine provided with the heater, the heating device, and the fixing device. SOLUTION: The heater includes a glass tube 28, having a heating element 29 and gas containing inert gas in the inside. The total pressure of the gas in the glass tube 28 of the heater 23 is higher than one atmosphere. The heating member 18 is provided with the heater; the fixing device 16 is provided with the heater and the heating member; and the image forming device is provided with the heater 23, the heating member 18, and the fixing device 16.
Patent JP-2002246996-A (JP)
Title: Feed broadcasting system
Inventor: KATSUKI SOICHIRO
IPC: H04N7/16
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To find out illegal viewing, using a forged or copied IC card, in a feed broadcasting system using IC cards. SOLUTION: A customer administration center 114 records and administrates customer information on each customer, who signed a contract for viewing feed broadcast data with a broadcasting station 103, such as the name, address, ID number of an IC card 106, and telephone number of a public telephone switched network 110 connected to a receiver 108, in a customer database 112 when the viewing contract is made. When the customer views or has viewed the feed broadcast data, a request for viewing from the customer or viewing result, received ID number, and notified telephone number in the case that a number notification service is used are compared with the customer information 111 stored in the customer database 112.  As a consequence of the comparison, if the notified telephone number, when the number notification service is used and the telephone number stored in the customer database 112 are different from each other, it is determined that there is a possibility that a forged or copied IC card 106 has been used.
Patent JP-2002246825-A (JP)
Title: Array antenna system
Inventor: HARA NAOHIRO
IPC: H01Q3/26
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To arbitrarily and easily change the correction parameter of an array antenna system. SOLUTION: This array antenna system is provided with a beam forming means (BFN) 2 for distributing an input signal to at least two signals, and for applying prescribed phase shift and amplitude to the distributed signals, amplifying means 3-1 to 3-4 for amplifying the signals outputted from the BFN 2, and a plurality of antenna elements 7-1 to 7-4 for outputting the beams of the signals supplied from the amplifying means so that a synthesized beam with prescribed directivity can be formed.  This array antenna device is also provided with a phase amplitude control means for extracting the signals to be supplied to the antenna elements 7-1 to 7-4 respectively by directional couplers 4-1 to 4-4, and for monitoring the phase shift value and amplitude of the signals, and for, when they exceed a preliminarily set range, controlling the BFN 2 so that the phase shift and amplitude to be applied to the distributed signals can be adjusted.
Patent JP-2001268490-A (JP)
Title: Method for relating image and position data
Inventor: WILCOCK LAWRENCE
IPC: H04N1/00
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a means capable of easily relating a photographed photo and map information even in a camera not equipped with a position decision means. SOLUTION: By stamping positions on digital photos, the photos are conveniently put in order thereafter. However, almost all digital cameras are not provided with a position detection means. In order to solve this problem, this invention provides the means for separately recording position data (100) (by using a mobile telephone 20 for instance) at the time of photographing the photo (95) and connecting them with the photo later.
Patent JP-2002238865-A (JP)
Title: Earlobe wearing type pulse wave measuring device
Inventor: HIRASAWA HIROSUKE
IPC: A61B5/0245
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To solve the problem of having difficulty in setting the clamping pressure to an earlobe when fixing in an ear pad mounting part for fixing a pulse wave sensor part for emitting light to the earlobe and receiving reflected light or transmitted light from the earlobe for pulse wave detection, to the earlobe. SOLUTION: Two states which are a wearing state of fixing the ear pad mounting part in the state of holding the earlobe, and an open state for removal, are realized to a clamping part for fixing the ear pad mounting part in the state of holding the earlobe by using the warping of a leaf spring.
Patent JP-2002240000-A (JP)
Title: Mounting device for wiring board using flexible thin film
Inventor: TAKAHASHI YUICHIRO
IPC: H01L21/60
Filed: 2001-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a mounting device for a wiring board using a flexible thin film favorably applied to small-sized multiple function high integration. SOLUTION: The mounting device for wiring board using flexible thin film comprises a semiconductor substrate having high rigidity whereon an electric circuit is built, wiring board formed in a single piece with the substrate and having flexible thin film protruding from the periphery of the substrate, and a body having a groove greater than the periphery of the substrate and smaller than the periphery of the flexible thin film, wherein the body is furnished with a first electrical contact part while a second electrical contact part is provided on the flexible thin film portion of the wiring board confronting the first electrical contact part, and the two contact parts are contacted with each other by the pressure generated by bending of the flexible thin film portion so that an electric continuity is established.
Patent JP-2002245832-A (JP)
Title: Illumination device
Inventor: MATSUI YASUYUKI
IPC: F21V8/00
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To provide an illumination device which makes it possible to improve color mixing and color uniformity at a lower cost with less space. SOLUTION: In the illumination device equipped with a light source 11 provided with luminous elements emitting several colors individually, a light deflection sheet 12 formed in parallel with a plurality of prism lines having nearly triangle shaped cross section, and a light guide body 13 having at least one light incident surface and one light-emitting surface facing the light deflection sheet 12, the light deflection sheet 12 is arranged facing the light source 11, and also the light guide body 13 is arranged facing the light deflection sheet 12, and the light deflection sheet 12 is arranged between the light source 11 and the light guide body 13.
Patent JP-2002249935-A (JP)
Title: Method and system for yarn knotting for spinning frame
Inventor: MEGATA TSUTOMU
IPC: D01H4/48
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To provide a method and a system therefor for yarn knotting for a spinning frame, that allows for surely successful piecing through preventing mutual entanglement of the yarn end at spinning section side and the yarn end at package side inside a common blower duct. SOLUTION: This system works as follows: before yarn handling action of a yarn handler lever 11b prior to yarn knotting action (a turning of a knotter head 11a) at a knotter 11 and after a counterrotating roller 16 is set apart from a package 7, a suction flow inside a winding side suction element (a suction mouth 13) being in sucking and holding a yarn on winding side is stopped, and the suction flow is generated again just before yarn knotting action to impart a yarn end y1 with a certain extent of tension by the above suction flow, thereby, the yarn end y1 at a package 7 side is prevented from slipping off the suction mouth 13 or a connective pipe 14 to effect making a stable yarn knotting, thus leading to increase in successful yarn knotting.
Patent JP-2002250674-A (JP)
Title: Evaluation method and evaluation device for raman amplifier
Inventor: MASUDA KOJI
IPC: H01S3/00
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To perform measurement with low-power excitation light, so that the measurement does not require much time and labor, and prevent coupler such as connectors from being damaged. SOLUTION: Transmission fiber 22 that is a gain substance is excited by excitation light from a pumping source 24 and emits amplified natural scattered light forward and backward in the propagating direction of the excitation light. When the forward scattered light is used, a light spectrum analyzer 26 is installed in a relay station 21, positioned in front of the transmission fiber 22 to receive the scattered light. When the backward amplified scattered light is received, since the component parts of an evaluation system can be installed in the same relay station, there exist the advantages that evaluation can be made with little time and labor, and that the cost for the evaluation can be reduced.
Patent JP-2002248104-A (JP)
Title: Biological information measurement device and measurement method in use
Inventor: OHASHI MITSUO
IPC: A61B5/145
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a method for measuring biological information to be classified from weakly detected signals and a required device thereof. SOLUTION: The biological information measurement device equipped with pseudo-noise system generators 11, 21, laser drivers 12, 22 for outputting optical intensity amplitudes of spectra to be spread through amplitude-shift keying(ASK) in compliance with the pseudo-noise system, and light emitting sections for two different optical wavelengths consisting of semiconductor lasers 13, 23 to be driven by the output allotment of laser drivers is provided with a photodetector 14 that generates electric detection signals when receiving the light after transmitting a living body and an A/D converter 15 that converts detection signal, where a correlation processor composed of multipliers 17, 27 that multiply both the A/D conversion detection signals and pseudo noise systems to be inputted before spreading reverse spectra and accumulators 18,  28 that accumulate the output obtained by the multipliers is provided for two different optical wavelengths.
Patent JP-2002255939-A (JP)
Title: 5-aminonicotinic acid derivative
Inventor: NYEKI OLGA
IPC: A61K31/455
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To provide a new 5-aminonicotinic acid derivative having both fibrinogen receptor antagonism and vasodilator action, and to provide a medical composition containing the same. SOLUTION: The 5-aminonicotinic acid derivative represented by the general formula (I) (wherein, Q denotes any group of five kinds e.g. formula (a); X denotes O or NCN group; Z denotes 2-nitroxyethyl, 2-methylpropyl, 1,1- dimethylpropyl, benzyl, 2-phenylethyl or 2-(2-chlorophenyl)ethyl group; R<1> denotes H, an alkali metal atom, an alkaline earth metal atom or 1-4C alkyl group; the aspartic acid residue is racemic or optically active) and having both fibrinogen receptor antagonism and vasodilator action and, its pharmaceutically acceptable salt, solvate or hydrate, and a medical composition containing the compounds.  The compound is especially useful as an inhibitor against platelet agglutination, platelet adhesiveness, and restenosis, a medicine for antiatheroselerotic arteriosclerosis, and a vasodilator for treating unstable stenocardia, cerebral apoplexy, cardiac infarction, and the like.
Patent JP-2002251960-A (JP)
Title: Sealing device, sealing jig and sealing method for flat cathode-ray tube
Inventor: FURUI KOICHI
IPC: H01J31/12
Filed: 2001-02-26
Abstract: PROBLEM TO BE SOLVED: To collectively seal three bodies such as a front panel, a screen panel and a funnel and prevent the breakage of the front panel, in a sealing device used in a frit sealing process for a glass tube body of a flat cathode-ray tube. SOLUTION: This sealing device comprises a rack for positioning an assembly composed by butting the front panel, the screen panel and the funnel with one another through the frit, and a sealing jig 41 shown below. The sealing jig 41 has a holding means 42 for holding the jointing surfaces of the front panel 2 and the screen panel 3 in a butted form through the frit. The holding means 42 is provided with a first elastic member 43 brought into press contact with the outside surface of the front panel 2 and a second elastic member 42 brought into press contact with the outside surface of the screen panel 3. A member 45 having a hardness <= that of the panel glass is mounted to a part of the first elastic member 43 brought into press contact with the outside surface of the front panel 2.
Patent JP-2002249915-A (JP)
Title: Protective hood
Inventor: KOBAYASHI KENJI
IPC: A42B1/08
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a hood cap capable of preventing a helmet from getting out of position. SOLUTION: This hood cap 1 is such as to cover the head and face of a wearer, wherein the upper part of the hood cap 1 is formed of an outside covering member 4 and inside covering member so as to have an internal-external dual structure, and a helmet 7 is to be stored in a storage part 6 formed between the outside covering member 4 and the inside covering member, an opening part 9 through which the helmet 7 can be put in and out, and a fastener 10 with which the opening part 9 is openable and closable are arranged on the outside covering member 4.
Patent JP-2002248456-A (JP)
Title: Method for separating film from substrate
Inventor: FUJITA TOYOHISA
IPC: G02F1/13
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for separating resin films from substrates in which the resin films can be separated from a liquid crystal panel in a simple way and by which the separated films can be recycled. SOLUTION: This method for separating the resin films from the substrates are realized in such a way that a pair of substrates are divided into respective substrates, for example, by using an electric crushing method and that after liquid crystal is separated from the substrates by immersing the substrates stuck with the liquid crystal into liquid to elute or disperse the liquid crystal into the liquid, the resin films are peeled from the substrates to be separated therefrom by boiling in water the substrates pasted with the resin films.
Patent JP-2002257859-A (JP)
Title: Method of manufacturing probe card
Inventor: TAKIZAWA HIROYUKI
IPC: H01L21/66
Filed: 2001-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a method wherein a probe card, in which many probes having a small contact area with an electrode pad are arranged at narrow pitches is manufactured with satisfactory efficiency. SOLUTION: Grooves in the required number of portions of probes are formed on the surface of a substrate composed of silicon (process S100). A conductive material is formed in the grooves, and the probes are formed by using the grooves as a mold (process S120). After that, the substrate is removed, in such a way that parts up to prescribed lengths of the probes are exposed, and a probe base composed of the remaining substrate is formed (process S140). Thereby, a plurality of probes can be formed collectively on the probe base, and the probe card can be formed with satisfactory efficiency, even if the number of probes is increased.
Patent JP-2002262551-A (JP)
Title: Voltage step-down dc-dc converter
Inventor: NAKAGAWA SHIN
IPC: H02M1/34
Filed: 2001-01-27
Abstract: PROBLEM TO BE SOLVED: To provide a DC-DC converter which is easy to control, and also small in switching loss and high in efficiency by enlarging the time ratio of a main switch. SOLUTION: The inductor for commutation of a back converter is provided with a middle tap, and a commutation current is made to flow through the tap to widen the time ratio. Moreover, the main switch is driven by a pulse transformer, and a P-channel FET or a PNP transistor is used to simplify a drive circuit of the main switch. Furthermore, surge energy, generated from leak inductance caused by adding the middle tap, is regenerated and reused by providing it with a lossless snubber circuit or making it operate in soft switching. Furthermore, the drive circuit for an auxiliary switch for a soft switching action is simplified.
Patent JP-2002274764-A (JP)
Title: Floor call sound registration method, and braille information notification device
Inventor: TSUKAMOTO YOSHINOBU
IPC: G08B3/10
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To easily change voice into desired sound. SOLUTION: An elevator car is moved to a floor where original voice is to be inputted, and by this movement, and a specified position to which the elevator car reaches by this movement is detected by an elevator car position detecting process 21. After landing of the elevator car onto a specified floor is detected by this position detecting process 21, pushing action to a door open button in an operation panel in the elevator car is continued, and this action is determined in a continuity determining process 22. As continuity of pushing action to the door open button is determined in this determination, a voice input state possible process 23 is executed. As an elevator car up button in the operation panel is then operated, action of a recording starting process 24 is started for recording a message indicating which floor it is.  As recording of the message at the floor is completed, an elevator car down button is operated to start a recording completing process 25, and then a voice input setting completing process 26.
Patent JP-2001329438-A (JP)
Title: Polyester fiber and method for producing the same
Inventor: OTA TAKASHI
IPC: D04H1/435
Filed: 2001-03-05
Abstract: PROBLEM TO BE SOLVED: To provide a polyester fiber free from the fatal defects of polyester fiber comprising low resiliency and low recovery under repeated compression and having excellent resiliency, softness, cushioning property with comfortable feeling and recovery under repeated compression and provide a method for producing the fiber. SOLUTION: The objective polyester fiber has an apparent Young's modulus of 100-4,500 N/mm2, an initial stress of 0.1-1.5 cN/dtex, an initial elongation of 1-30%, a breaking strength of 0.5-2 cN/dtex, a breaking elongation of 100-400%, an X/Y ratio of 0.3-1.5 and an α/β ratio of 1-5 on a stress-strain curve (X is the elongation from the initial stress point to the 2nd intersection point; Y is the elongation from the 2nd intersection point to the breaking point; αis the strength at the 2nd intersection point; and β is the difference between the breaking strength and α).