baber/WOPTO huggingface dataset:
Patent JP-2003051163-A (JP)
Title: Method for evaluating signal quality and reproducing device
Inventor: OKUMURA TETSUYA
IPC: G11B7/125
Filed: 2002-03-22
Abstract: PROBLEM TO BE SOLVED: To perform simply and accurately evaluation of signal quality performed by obtaining the standard deviation of frequency distribution for the path metric difference of two lines in a correct solution state of trellis diagram in a PRML decoding process. SOLUTION: In PRML decoding process of a reproduced signal from a magneto-optical disk 1, path metric difference is obtained with a path metric calculating circuit 6, a viterbi decoding circuit 7 and a threshold value register 8. The relative frequencies of one side part in which the frequency distribution of the path metric difference is sectioned by using the prescribed threshold value is obtained with a comparator 9, counters 10, 11 and a dividing device 12. The quality of a reproduced signal is evaluated with a controller 13 on the basis of this relative frequencies.
Patent JP-2003277124-A (JP)
Title: Method for manufacturing hydrothermally solidified body
Inventor: OIDA MIKIHIRO
IPC: C02F11/00
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To build circulatory society with higher reality.  <P>SOLUTION: Formulated matter for hydrothermal solidification containing a CaO component and a SiO<SB>2</SB>component is prepared as a formulating process step. The formulated matter for hydrothermal solidification is molded to form a molding as a molding process step. The molding is subjected to a hydrothermal treatment, by which the hydrothermally solidified body solidified by yielding calcium silicate hydrate is obtained. The formulated matter for hydrothermal solidification includes sewer sludge incineration ash, construction sludge and slaked lime.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003280775-A (JP)
Title: Usb device and control method for usb device
Inventor: SHIGA SATOSHI
IPC: G06F1/32
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To allow the use of many storage devices within the limited amount of power supply from a host computer to a USB interface.  <P>SOLUTION: This USB device 100, on which a plurality of kinds of storage devices 120 can be mounted, performs communication between the mounted storage devices 120 and the host computer 150 and operates on the basis of power supply from a bus. Before the storage device 120 is mounted, a power control part 112 performs internal power supply only to minimum blocks required for the detection of mounting. When a memory stick 125 is mounted as the storage device 120, the power control part 112 performs power supply only to a block required for communication with the host computer 150, to attain power saving.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003285118-A (JP)
Title: Winding method for metal strip and device used for the same
Inventor: YONEDA HIRONORI
IPC: B21C47/26
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To eliminate an obstacle to winding caused by the brake of a tip when a hot steel strip is wound, and also to propose a method for winding a steel strip in which winding and fastening are sufficiently carried out when the break of the tip is caused.  <P>SOLUTION: The situation of the brake of the tip of the metal strip is measured immediately before the tip of the metal strip to be rolled into a predetermined thickness with a finishing rolling mill enters a winding machine. The strengthening operation of fastening is carried out in accordance with the measuring situation of the break of the tip.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003279518-A (JP)
Title: Carbon monoxide gas sensor
Inventor: HIGAKI KATSUMI
IPC: G01N27/12
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a CO sensor which saves electricity and which enhances a quantitative determination property with reference to CO.  <P>SOLUTION: The sensor detects carbon monoxide gas on the basis of a resistance value of a filmlike oxide in a detection voltage application mode. The sensor is constituted in such a way that a purge application mode is composed of a first purge mode and a second purge mode, that the first-purge-mode ON time is in a range of 50 to 200 msec, that the second-purge-mode ON time is set to be larger than 100 msec and longer than the first-purge-mode ON time, that an electrical resistance value used to change over the first purge mode to the second purge mode is recognized in advance as a set value, and that the second purge mode is set when the electrical resistance value measured in the detection voltage application mode exceeds the set value. The gas sensor is constituted in such a way that the electrical resistance value is measured again in the second purge mode so as to decide whether the electrical resistance value exceeds the set value.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003279363-A (JP)
Title: On-board navigation apparatus
Inventor: OTOMO FUYUKI
IPC: G06T1/00
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an on-vehicle navigation apparatus which enables more precise determination of the kind of a road on which a vehicle is in process of running.  <P>SOLUTION: A view outside the vehicle is photographed by a camera fitted to the vehicle, and an image is processed by an image recognition device 4, and existence of objects inherent in highways and existence of objects inherent in ordinary roads are investigated. A ratio of appearance is computed for each object from a plurality of images. The ratio of appearance is compared with an effective ratio of appearance set previously for each object, and existence of objects inherent in highways and existence of objects inherent in ordinary roads are determined. Though the control unit 18 of a navigation apparatus body 10 ordinarily determines the kind of a road on which the vehicle is in process of running by a current position of the vehicle detected by the GPS, self-contained navigation, and map matching; the output of the image recognition device 4 is used for determining the kind of the road, only when an ordinary road and a highway run in an area where an ordinary road and a highway run closely.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003283882-A (JP)
Title: Digital camera, image display apparatus, and program
Inventor: YANO HITOSHI
IPC: H04N5/225
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To easily specify a desired image even when a plurality of images similar to each other exist.  <P>SOLUTION: A memory card 90 records an image file Fn wherein image data and attribute information of images are cross-referenced with each other. In reproducing image data, the image file Fn stored in the memory card 90 is designated, and a display section 3 displays an image of the image data included in the image file Fn. Further, a speaker 4 outputs sound of the attribute information corresponding to the displayed image together with display of the image. As a result, it is possible to notify the attribute information unique to the displayed image at the same time without decreasing the visibility of the displayed image on the display section 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003287937-A (JP)
Title: Color image forming apparatus
Inventor: SUZUKI TAKEHIKO
IPC: G03G15/01
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To prolong the service life of a fixing device in a full color mode.  <P>SOLUTION: The rotation of the fixing device is stopped between pieces of paper in the full color mode. Furthermore, the rotation of the fixing device is not stopped or started during image formation (an image range is being electrified, exposed, developed or transferred).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003287715-A (JP)
Title: Method and apparatus for assembling optical isolator
Inventor: OKUNO MASATOSHI
IPC: G02B27/28
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To fasten a magnet and an optical isolator element with prescribed accuracy.  <P>SOLUTION: After the magnet and the optical isolator element are aligned to a prescribed positional relation, the magnet and the optical isolator element are fastened. The apparatus for assembly is furnished with means for disposing a base, an upper magnet guide and the optical isolator element and impressing vibration and oscillation thereto and means for fastening these.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003285338-A (JP)
Title: Manufacturing method for resin sheet
Inventor: TAKEDA NAOTO
IPC: C08F2/48
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To continuously manufacture a transparent resin sheet which is suitable for an optical sheet such as a liquid crystal display, touch panel, transparent electrode and lens sheet, and a transparent substrate.  <P>SOLUTION: A plurality of the resin sheets are continuously manufactured by conducting the following processes (1)-(4) in turn and repeating it. (1) A process of arranging a light hardening resin 2 on the first support plate 1. (2) A process of preparing a holder (the light hardening resin contacts only the two support plates) which holds the light hardening resin between a couple of support plates obtained by arranging a second support plate 3 above the light hardening resin arranged on the first support plate. (3) A process of curing the light hardening resin by irradiating it with an active energy beam from one side or both sides of the coupled support plate with moving the holder. (4) A process of separating the cured resin sheet from the support plates.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003290652-A (JP)
Title: Chemical reactor and fuel battery system
Inventor: OGURA NAOTADA
IPC: C01B3/32
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To reduce a loss of thermal energy in a chemical reactor in which the thermal energy is fed to a reaction catalyst layer provided in a fine flow passage formed on one surface of a silicon substrate.  <P>SOLUTION: Both silicon substrates 11, 12 are adhered to each other. The reaction catalyst layer 15 is provided in the fine meandering flow passage 13 formed on one surface of a main silicon substrate 11 and the surface is covered with a main glass base plate 17. A burning catalyst layer 15 is provided in a fine meandering flow passage 14 formed on the other surface of a burning silicon substrate 12 is covered with a burning glass base plate 18. A thin film heater 23 is provided on an outer surface of a burning glass base plate 18. The burning gas fed into the flow passage 14 is burned on the burning catalyst layer 15 by a burning reaction and the inside of the flow passage 13 is heated by the thermal energy generated by this burning. Diffusion of the thermal energy generated in the flow passage 14 by the burning reaction can be inhibited by the burning glass base plate 18 covering the flow passage 14.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003299259-A (JP)
Title: Charging circuit
Inventor: KOJIMA HIROSHI
IPC: H02M7/12
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a versatile charging circuit comprising a current adjusting function which prevents tripping of a non-fuse breaker independent of the scale of a power source facility at the place of delivery.  <P>SOLUTION: The charging circuit charges a battery 10 using a power source facility comprising a non-fuse breaker 19. It comprises a circuit means that limits the current flowing the charging circuit to a value prescribed by a nominal current of the non-fuse beaker.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291030-A (JP)
Title: Electrode wire for wire electrical discharge machining
Inventor: IZUI ISAO
IPC: B23H7/08
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure of electrode wire for wire electrical discharge machining for manufacturing wire with reduced manufacturing processes and greatly improved machining speed as compared with conventional electrode wire and providing roughness of a finished surface and dimension accuracy equivalent to those by conventional electrode wire, and a method for manufacturing the same.  <P>SOLUTION: Electrode wire for electrical discharge machining 1 has a core material 2 composed of brass containing 68-82 wt.% of Cu and rest of Zn and a copper-zinc alloy multi layer structure having concentration gradient with increasing zinc concentration as it gets apart from the core material 2. An outermost layer contains 95% or more zinc concentration and has a thickness of 8-16% of total outer diameter. The method for manufacturing the electrode wire for electrical discharge machining 1 comprises a first process to apply zinc plating of a thickness of 10-50 μm on brass wire of 0.5-1.3 mm containing 68-82% wt.% of Cu and rest of Zn, a second process to perform heat treatment by passing through a heating furnace of 500-2,000 mm length generating 800-900°C oxidation atmosphere at 3.0-10 m/min speed, and a third process to extend the wire thereafter.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003290101-A (JP)
Title: Vacuum cleaner
Inventor: KAJIWARA SHINICHIRO
IPC: A47L9/04
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vacuum cleaner which carries out an optimum cleaning operation according to conditions of a floor surface by a detection means for detecting the conditions of the floor surface to be cleaned.  <P>SOLUTION: Dust is sucked from a suction port 7 of a suction port body 6 with air generated by the operation of a motor driven blower 3, and the sucked air is introduced into a cyclone dust collection apparatus 8 to collect the dust. The suction port 6 is provided with the detection means 30 for detecting the conditions of the floor surface to be cleaned. Information from the detection means 30 leads to controlling the motor driven blower 3, a power source for rotating an agitator 20, a power source for lifting the agitator 20, a power source for converting suction modes of the suction port 7, an ion generator 50 for supplying ions to the air generated by the motor driven blower 3, or the like.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003295421-A (JP)
Title: Photosensitive printing plate precursor
Inventor: TAKAHASHI SATOSHI
IPC: G03F7/004
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photosensitive printing plate precursor excellent in fine pattern reproducibility in plate making and in printing.  <P>SOLUTION: (1) The photosensitive printing plate precursor comprises at least a support, a photosensitive resin layer, a coating layer and a cover film, wherein the coating layer contains UV absorbing fine particles having 1-500 nm average particle diameter. (2) In the photosensitive printing plate precursor described in the above (1), the light transmittance of the coating layer to light of 360 nm wavelength is 50-99%.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003296001-A (JP)
Title: Character input device and portable terminal device
Inventor: YAMADA HIROYASU
IPC: G06F3/02
Filed: 2002-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the frequency of operation for inputting characters in a cellular phone.  <P>SOLUTION: The character input device is structured so that inputted characters can be discriminated by changing the direction of pressing a key button 3 for character input. In the same key button, for example, the pressing in the vertical direction is detected by a projection 3a-1 and a switch 4-1 and the pressing in the right direction is detected by a projection 3a-2 and a switch 4-2. The pressing in the left direction is detected by a projection 3a-3 and a switch 4-3 and the pressing in the upper and lower directions are detected in the same way. Accordingly, five kinds of characters can be inputted selectively by a single operation using one key button 3, so that the frequency of character input operation can be greatly reduced.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003300852-A (JP)
Title: Gel-like sheet and method for producing the same
Inventor: OHARA SAKAE
IPC: A61K8/02
Filed: 2002-04-05
Abstract: <P>PROBLEM TO BE SOLVED: To prepare a gel-like sheet comprising a polymer having a high water content and great strength without a hazard to living bodies, a beauty humectant sheet having a good touch to the skin, and to provide a method for producing the beauty humectant sheet.  <P>SOLUTION: The gel-like sheet comprises a cellulose ether having a low substitution degree of 0.05-1.0 molar substitution degree and water. The beauty humectant sheet is provided. The method for producing the gel-like sheet comprises dissolving the cellulose ether having the low substitution degree of 0.05-1.0 molar substitution degree and soluble in an alkali but without dissolving in water into an aqueous solution of the alkali, then casting the resultant solution on a baseplate, coagulating the cast solution and washing the coagulated solution.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003301322-A (JP)
Title: Acrylic modified cross section high-fineness fiber and method producing same
Inventor: OCHI AKIRA
IPC: D01F6/38
Filed: 2002-04-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide acrylic modified cross section high-fineness fiber that is produced by a wet spinning process and has good firmness and resilience, slimy feeling and shows excellent processability, good physical properties and soft fabric hand.  <P>SOLUTION: The acrylic modified cross section high-fineness fiber that has the flatness of the cross section of a single filament of 1.5-5.0, a single filament fineness of ≤2.0 dtex, a single filament strength of ≥3.0 cN/dtex is produced through the wet process by dissolving a polymer including ≥80 wt.% of acrylonitrile in an organic solvent so that the polymer concentration reaches 12-30 wt.%, using the solution as a spinning dope to extrude out the dope through the nozzles having a hole area of 2.0×10<SP>-3</SP>-15×10<SP>-3</SP>mm<SP>2</SP>/each hole and winding up the filaments at a spinning draft ratio of 0.1-0.5 and drawing the coagulated filaments at a draw ratio of 7-15.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003301781-A (JP)
Title: Vane pump and its modifying method
Inventor: AEBA KENICHI
IPC: F04C2/344
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vane pump of intra-vane type of such a structure that even thin vanes is energized by a resilient member.  <P>SOLUTION: The vane pump 30 is structured so that vanes 27 and intra-vanes 28 are set in vane housing grooves 26a formed in a rotor 46 and is equipped with a pair of coil parts 52 in which the distance Yb between the coil centers is wider than the length Xb of the intra-vanes, wherein their coupling part 51 is formed straight or bent simply, and a torsion coil spring 50 with two arms 53 spread outward is installed, and at the bottom of each groove 26a, spring housing grooves 46b are formed in which the width Ya is smaller than the thickness Xa of the intra-vanes, and the coil parts 52 and the coupling part 51 are set in the spring housing grooves 46b and the torsion coil spring 50 is set at the bottom of each vane housing groove 26a.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003073532-A (JP)
Title: Aliphatic polyester composition and flexible molded product
Inventor: SASHITA KAZUYUKI
IPC: C08K5/103
Filed: 2002-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a plasticizer for imparting flexibility to an aliphatic polyester, above all, especially polylactic acid, an aliphatic polyester composition using the plasticizer, a film, a sheet and a bag, etc., obtained by molding the same composition. SOLUTION: (1) This aliphatic polyester composition comprises a polyglycerol acetic acid ester in an amount of 5-50 pts.wt. based on 100 pts.wt. of an aliphatic polyester. (2) The aliphatic polyester composition comprises the polyglycerol acetic acid ester and a glycerol acetic acid and fatty acid ester in an amount of 5-50 pts.wt. based on 100 pts.wt. of the aliphatic polyester. (3) The flexible molded product is obtained by molding the aliphatic polyester composition into the film, sheet or bag, etc.
Patent JP-2002345805-A (JP)
Title: X-ray ct scanner
Inventor: TANAKA SHIGERU
IPC: A61B6/03
Filed: 2002-04-15
Abstract: PROBLEM TO BE SOLVED: To provide an X-ray CT scanner whose establishment of scanning conditions is automated in an attempt to reduce burdens on an operator. SOLUTION: X-ray attenuation levels in a direction of X-ray exposure in photographing scanning images according to the X-ray data obtained by scanning image photographing and X-ray attenuation in an almost rectangular direction are obtained, wherein the scanner is provided with a means 9d for deciding at least scanning conditions including a tubular current capacity of an X-ray tube at a photographing position based on the X-ray exposure direction and the X-ray attenuation in the almost rectangular direction,  a scan-controlling means 9e that controls CT photographing of a subject in a position to be photographed with the tubular current capacity decided by the means 9d for deciding the scanning conditions and a processing means 9f for reforming the tomographic images at a photographing according to the projection data obtained by the CT photographing to be controlled by the scan-controlling means 9e.
Patent JP-2003316905-A (JP)
Title: Point system
Inventor: YAMADA TOKUHIRO
IPC: G06Q50/22
Filed: 2002-04-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a point system with a new idea for ordinary people not particularly linking sports to keep enjoying.  <P>SOLUTION: For using a fitness machine or playing game at home, mileage points are generated based on the using amount of the fitness machine, the use time of the game or achievement. For using a fitness machine, swimming in pool, or doing exercise in a club, mileage points are generated based on the amount of exercise. Walking, shopping, and walking running, riding bicycle for commute, etc., on street, generate mileage points based on the amount of exercise. By accumulating the mileage points generated for the fitness in these various situations, the accumulated mileage points are used in various situations.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003314905-A (JP)
Title: Operating method of hot-water storage type water heater
Inventor: KOMATA KOJI
IPC: F24S90/00
Filed: 2002-04-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an operating method of a hot-water storage type water heater for economically and effectively utilizing hot water stored in the hot-water storage tank of the hot-water storage type water heater without reheating after adding water to the hot water.  <P>SOLUTION: The hot-water storage type water heater comprises: an external heat source; the hot-water storage tank 2; auxiliary heat source equipment 7 connected to the rear stage of the hot-water storage tank 2; and pieces of control apparatus 17, 18, and 15. In the operation of the hot-water storage type water heater, the hot water in the hot-water storage tank is mixed with water from a water supply source and hot water is supplied at a desired temperature without heating due to the auxiliary heat source equipment 7 when the temperature of the hot water in the hot-water storage tank is the same as or higher than a specific temperature, and the water from the water supply source is directly supplied to the auxiliary heat source equipment 7, and is supplied at the desired temperature without using the hot water in the hot-water storage tank when the temperature of the hot water in the hot-water storage tank is less than the predetermined temperature.  <P>COPYRIGHT: (C)2004,JPO