baber/WOPTO huggingface dataset:
Patent JP-2002314083-A (JP)
Title: Semiconductor device
Inventor: OTSUKI MASATO
IPC: H01L29/78
Filed: 2002-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device constituting an IGBT that can be manufactured at good yield by the use of an inexpensive wafer and has little loss. SOLUTION: In an IGBT manufactured by the use of a wafer that is cut out of a polished and cleaned ingot, for example, a FZ wafer, an n-type impurity diffusion layer having a quantity of dose enough to stop an electric field at an OFF timing is formed, between a collector 9 and a base layer 2, as a field stop layer 24 for stopping the electric field at the OFF timing such that, assuming that a position where the impurity concentration of the field stop layer 24 is two times the impurity concentration of the base layer 2 be Xfs and a bonding position where the field stop layer 24 is bonded to the collector layer 9 be Xj, a value of (Xfs-Xj) ranges from 0.5 μm to 3 μm.
Patent JP-2003226813-A (JP)
Title: Exclusion torque-reducing agent for gas barrier thermoplastic resin
Inventor: HINO MICHIKO
IPC: C08L101/00
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an extrusion torque-reducing agent as an additive which can reduce the torque without deteriorating the gas barrier property of a thermoplastic resin having the gas barrier property, when the thermoplastic resin is extruded with an extruder.  <P>SOLUTION: This extrusion torque-reducing agent for the gas barrier thermoplastic resin contains the saponification product of an ethylene-vinyl acetate copolymer having an ethylene unit content of 70 to 95 mol.% and a saponification degree of 25 to 100% as a main agent. When the thermoplastic resin having the gas barrier property is extruded with the extruder, the extrusion torque- reducing agent is added to reduce the extrusion torque, while maintaining the gas barrier property of the thermoplastic resin.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003230514-A (JP)
Title: Electric cleaner
Inventor: TOMOOKA HIROSHI
IPC: A47L9/16
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electric cleaner with improved dust collecting performance while reducing the size of a cyclone type dust collecting apparatus.  <P>SOLUTION: The cyclone type dust collecting apparatus 8 is eccentrically provided between an extension pipe 4 and a connection pipe 5, and a collector 20 is concentrically provided between the connection pipe 5 and a suction hose 6. An exhaust cylinder 15 is fitted inside a dust collecting chamber 12 of a dust collecting apparatus 8. A passage hole is formed at the lower end of the exhaust cylinder 15 with a smaller diameter to pass air flow from the dust collecting chamber 12 to the collector 20. The collector 20 is provided with a filter for collecting fine dust passed through the dust collecting chamber 8.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003234726-A (JP)
Title: Transmitter and receiver for frame synchronizing system, and frame synchronizing method
Inventor: SUGIMOTO OSAMU
IPC: H04L7/08
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a transmitter and a receiver for a frame synchronizing system, and a method in which the frame synchronism of two videos can be realized by compensating the delay difference between transmissions in two systems.  <P>SOLUTION: In a transmission side apparatus, time information encoded by an encoding part 2 is inserted to an auxiliary data area extracted from a video signal 1a by an auxiliary data extracting part 4. The time information and the video signal 1a are composited and sent to a transmission line by a composition part 7. In a reception side apparatus, respective auxiliary data areas are extracted from video signals received from transmission lines of two systems by auxiliary data extracting parts 21 and 23, each of time information obtained by decoding by decoding parts 22 and 24 is sent to a frame synchronizing device 25. The frame synchronizing device 25 calculates the delay difference of both the systems on the basis of the time information and the video signal is outputted while being synchronized to the signal of the system of a larger delay quantity. This invention exhibits large effect when used for a no-hit device in duplexed transmission or for a feature amount extraction type picture quality monitoring device.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243531-A (JP)
Title: Semiconductor device and manufacturing method thereof
Inventor: NISHIDA MASAO
IPC: H01L21/8238
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a semiconductor device whereby gate electrode of a P-channel MOS transistor is restrained from being depleted and the punch-through of impurities is also suppressed in a CMOS transistor having a dual gate structure.  <P>SOLUTION: By CVD growth performed in material gas containing such a compound containing boron as BCl<SB>3</SB>(boron trichloride), a doped polysilicon layer PS2 containing boron is so formed as to fill the doped polysilicon layer PS2 into an opening obtained after removing a gate electrode 11 in a region PR therefrom. In this polysilicon layer PS2, boron atoms are distributed uniformly with a high factor of activation.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003233722-A (JP)
Title: Financial assets management device, system, method, program, and recording medium
Inventor: TADA YOSHIAKI
IPC: G06Q40/04
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system wherein financial assets are managed and appropriately analyzed by a management device and the outcome is reported to the client eliminating the need for the client to manage the assets personally.  <P>SOLUTION: A client 10 concludes a contract for business with a financial institution 20, and a contract for aggregation service with an account aggregator 30. The aggregator 30 then concludes a contract for scraping with the institution 20 for receiving data on the financial assets of the client 10. When the client 10 carries out a transaction with the institution 20, the aggregator 30 performs scraping, and the institution 20 provides data on the transaction, such as the balance. Moreover, the institution 20 provides financial data. The aggregator 30 tabulates and analyzes the provided data and performs consulting, and, based on the outcome, delivers information to the client 10 including the balance and the method of financial management.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003242721-A (JP)
Title: Format converter, format conversion method, format conversion processing program, recording medium having format conversion processing program recorded thereon, information recorder, information recording method, information recording processing program and recording medium having information recording processing program recorded thereon
Inventor: SHIMIZU YUJI
IPC: G11B27/30
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recording system converter capable of converting a recording form at a high speed without degrading sound and video images.  <P>SOLUTION: A format conversion processing part 400 is provided with a data analysis part 401 for analyzing the data constitution of each pack, a data acquisition part 402 for acquiring data in each processing, a check processing part 403 for performing the check processing of the data, an RDI data acquisition part 404 for acquiring prescribed RDI data, a first arithmetic processing part 405 for performing the conversion processing of time information, a second arithmetic processing part 406 for performing the deletion processing of PES extension information, a third arithmetic processing part 407 for performing the conversion processing of an audio pack, an arithmetic part 408 for converting RDI data to a navigation pack, and a second buffer 411. The data of a video recording system are format-converted to the data of a video system.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003242645-A (JP)
Title: Method and apparatus for recording information on optical recording medium, and optical recording medium
Inventor: MIURA EIMEI
IPC: G11B7/00
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for recording information on a rewritable optical recording medium having a plurality of information recording layers, the method by which a recording mark with a good shape is formed.  <P>SOLUTION: A plurality of recording marks selected from a group composed of two or more types of recording marks each having different length corresponding to the integral multiple of a clock period, are formed by irradiating the stacked optical recording medium 10 provided with at least an L0 layer 20 and an L1 layer 30 with a laser beam from a light-incident plane 13a. For at least one type of recording mark among two or more types of recording marks, the number of pulses of the laser beam to be irradiated when forming the recording marks in the L0 layer 20 is set smaller than that of the laser beam to be irradiated when forming the recording marks in the L1 layer 30.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003241021-A (JP)
Title: Optical fiber module
Inventor: KAWAI HIROTERU
IPC: G02B6/38
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical fiber module which can suppress optical connection loss through easy optical axis alignment without using any expensive optical axis aligning member unlike before to eliminate optical axis deviation between optical fibers or an optical fiber and a light emission and reception unit when the both are optically connected to each other and further protect a connection end part at the tip of an optical fiber against damage due to contacting.  <P>SOLUTION: A taper ring (optical axis aligning member) 40 molded in a different single body while fitted in the inner circumference of a cylindrical optical fiber connection sleeve 30 is only set and this taper ring 40 can be replaced according to specifications. Taper beveled parts 20b having the same tilt angle with a taper hole 42 of the taper ring 40 are formed at tip circumferential edges of ferrules 20 and 21 fixed to end parts of optical fibers 10 and 11, so the taper beveled parts 20b are brought into slide contact with the taper hole 42 while guided and then the optical axes C<SB>1</SB>and C<SB>2</SB>of the optical fibers 10 can automatically be aligned with each other through the ferrule 20 to eliminate the optical axis deviation S, so that the ferrule 20 can automatically be positioned by being moved to a specified position in the taper ring 40.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003241639-A (JP)
Title: Virtual space simulation device
Inventor: SHIMIZU GORO
IPC: G06F3/0354
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a virtual space simulation device enabling an experiencing person to stably walk and run with natural feeling in all desired directions and to jump or to squat down, and to enable accurate detection of various actions of the experiencing person to be fed-back to the picture of a display device without necessitating a large scale equipment or complex constitution.  <P>SOLUTION: The simulation system enabling an experiencing person to freely behave in a virtual space displayed on a display is provided with a display means to display the virtual space, a fixed casing for the experiencing person to hold on, a means to detect the position of the experiencing person, a means to detect the moving extent and moving direction of the experiencing person, and a means to control the display of the display means according to the detected position, moving extent and moving direction of the experiencing person.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239832-A (JP)
Title: Hydraulic supply device
Inventor: MORI RYUICHI
IPC: F15B11/02
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To selectively supply high pressure operating oil for starting an engine and low pressure operating oil for controlling an automatic transmission from a common hydraulic pump.  <P>SOLUTION: The hydraulic pump P of a variable displacement type is connected to an accumulator 11 for operating a hydraulic motor Mh for starting the engine E and the automatic transmission T. When a discharge pressure of the hydraulic pump P is increased by controlling a swash plate 26 by an actuator 28 with a switching valve 16 closed, the accumulator 11 accumulates a pressure through oil passages L2, L3 and the engine E is started by the hydraulic motor Mh. When the discharge pressure of the hydraulic pump P is decreased by controlling the swash plate 26 by the actuator 28 with the switching valve 16 opened, the operating oil is supplied to the automatic transmission T through the oil passages L2, L4, and operation of the automatic transmission T when the engine E stops is achieved.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003241060-A (JP)
Title: Camera lens barrel
Inventor: KINO MASAHIRO
IPC: G02B7/10
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lens barrel wherein the tilt quantity of a moving lens moved by driving a cam pin can be reduced as small as possible, and also, a moving frame supporting the moving lens can be smoothly moved.  <P>SOLUTION: As for the lens barrel wherein the cam pin 18 of the moving frame 14 supporting the moving lens L3 is inserted into the guide hole 21 of a fixed frame 19 and the cam hole 22 of a cam frame 20, and then, the moving frame 14 is moved with the rotation of the cam frame 20, a rotor 30 is arranged on the outer periphery of the front side of the moving frame 14 shifting from the position of the cam pin 18, and the rotor 30 is rotated in contact with the inside surface of the fixed frame 19 in accordance with the moving of the moving frame 14, then, the tilt of the moving lens L3 supported by the moving frame 14 is prevented, and also, the moving frame 14 is smoothly moved.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003245844-A (JP)
Title: Simple method of correcting heat displacement in machine tool
Inventor: AMAKO TOSHIHIKO
IPC: B23Q15/18
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a simple method of correcting heat displacement in a machine tool by representing heat displacement occurring in the machine tool by a simple exothermic function and a cooling function and measuring the heat displacement beforehand to make a positional correction.  <P>SOLUTION: This simple method of correcting heat displacement in a machine tool performs a main position correcting process and a cut processing process by a control means (5). The main position correcting process constantly corrects an average rotational speed (Vs) of a main spindle body (1a), respective average feed speeds (Vx, Vy and Vz) of moving members (2c, 3c and 4c) moving on feeding members (2b, 3b and 4b) in respective three-dimensional axial directions and the operating time thereof (t), and the position of the main spindle of the front end face (1b) thereof due to exothermic and heat-cooling displacement caused by the environmental condition exposed to such operating heat. The method is characterized by performing a pre- treatment process for the correction of heat displacement by the use of a heat- displacement measuring means in order to predetermine an exothermic function (t) and a cooling function g (t) beforehand which represent a displacement quantity δ, respectively, to be used for the main position correcting process.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248106-A (JP)
Title: Optical element
Inventor: NAKANO YOSHITAKA
IPC: C03B11/08
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical element having a highly accurate surface in an optical region required for functioning as the optical element.  <P>SOLUTION: The optical element formed by press forming work is provided with an optical region functioning as an optical element, and a continuous surface region having a surface shape which is continued to the surface shape of the optical region on an outer peripheral edge side of the optical region so as not to produce discontinuous points. In order to avoid adverse effects on the optical region from the discontinuous points in the outer peripheral edge of the continuous surface region, the continuous surface region and the optical region are integrally formed by pressesing by setting the outer peripheral edge of the continuous surface region apart from the outer peripheral edge of the optical region.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002317847-A (JP)
Title: Air damper
Inventor: SHINOZAKI SHINYA
IPC: B60R7/06
Filed: 2002-02-25
Abstract: PROBLEM TO BE SOLVED: To provide an air damper capable of dispensing with an O-ring as a sealing material. SOLUTION: In this air damper provided with a tubular cylinder 1 opened at its both ends, a piston 2 moving in the cylinder 1, and a cap 3 for closing one end opening part of the cylinder 1, the cylinder 1 is provided with an annular seal face 4 on its one end opening part, the cap 3 is provided with a base plate 13 mounted on the one end opening part side of the cylinder 1, and an annular seal flange 14, and the seal flange 14 is abutted on and separated from the seal face 4 on the basis of the variation of pressure in accompany with the movement of the piston 2 in the cylinder 1, whereby the one-way type air damper can be immediately provided without using the O-ring as the seal material used in a conventional air damper, and the air damper itself can be easily assembled, inexpensively manufactured and stably operated by reducing the number of components.
Patent JP-2003248694-A (JP)
Title: Search program and system, and recording medium recorded with search program
Inventor: SHIMADA FUMITO
IPC: G06Q10/06
Filed: 2002-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To easily obtain information related to a search object from other database if only specifying the search object by a single database, when independently providing key information for specifying the search object for every plurality of system (database).  <P>SOLUTION: This search system is provided with a key management table for linking the key information between systems (database). When the key information used for some database is selected, this system selects the key information used in other database from the key management table and provides it for the search of the other database. When there is no registration of the key information in the key management table, this system searches the database of the search object by keywords, selects the key information, and registers the key information into the key management table.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248948-A (JP)
Title: Damping device for optical pickup
Inventor: SASADA TAMOTSU
IPC: G11B33/08
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To improve installability of a dynamic damper type damping device on an optical pickup.  <P>SOLUTION: At a periphery part of an objective lens holder 5 formed in a cylindrical form, an mounting bracket 2 which is formed in circular arc-like along the cylindrical periphery face of the lens holder and also formed to have an circular arc-like aperture part 21 at its upper part side, is set up. A dynamic damper 1 is set up which is formed with a damper side bracket 11 which has a tongue-like catching part 12 mounted on the aperture part 21 of the mounting bracket 2 and also has a damper base 111 to which a rubber-like elastic body 15 forming a spring system of the dynamic damper is mounted, a rubber-like elastic body 15 integrally mounted on the damper base 111, and a mass 13 which is integrally combined with the rubber-like elastic body 15 and has the prescribed mass. The catching part 12 of the dynamic damper 1 is mounted at the aperture part 21 of the mounting bracket 2.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003259548-A (JP)
Title: Power control system and facility apparatus connected thereto
Inventor: SUZUKI SHIGEKI
IPC: H02J13/00
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power control system capable of preventing apparatuses located in rooms irrelevant to a facility apparatus installed room from being controlled at the time of operation for starting facility apparatus.  <P>SOLUTION: This system comprises a plurality of distribution apparatuses hierarchically connected to a power line, and facility apparatuses for exchanging data bidirectionally with distribution apparatuses connected with the terminal distribution apparatuses through the power line. When the facility apparatuses are operated for starting, a start request signal including a planned usage power value is given to the connected distribution apparatus, and the distribution apparatus notifies the start request signal to the higher order distribution apparatuses by going upstream. The respective distribution apparatuses decide whether or not the start request signal is acceptable based on an allowable power value and a current usage power value during the process of going upstream. If the signal is acceptable for all distribution apparatuses, an operation is permitted to the facility apparatus which sent the start request signal. If the signal is not acceptable by all the distribution apparatuses, a facility apparatus that can cut off power is selected from among facility apparatuses connected to low order apparatuses, with the distribution apparatus that made the decision first as the start point, and the facility apparatus which sent the start request signal is permitted the operation after the selected apparatus cut off the power.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003250559-A (JP)
Title: Gene encoding new enzyme catalyzing sugar-transferring reaction, and method for producing the enzyme
Inventor: KIRIMURA KOTARO
IPC: C12N1/15
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a gene encoding a new enzyme catalyzing a sugar- transferring reaction, a recombinant DNA containing the enzyme gene, a transformant having the transfected recombinant DNA, a recombinant enzyme utilizing them, a method for producing the enzyme, and a method for producing a glycoside by using the enzyme.  <P>SOLUTION: The gene encodes (a) a protein having the amino acid sequence described in a specific sequence, or (b) a protein having the amino acid sequence in which the deletion, substitution or insertion of one or several amino acids is present in the amino acid sequence (a), and having a sugar-transferring activities. The recombinant DNA containing the gene, the transformant having the transfected recombinant DNA, the recombinant enzyme produced by the transformant and having the sugar-transferring activities, the method for producing the recombinant enzyme having the sugar-transferring activities, comprising culturing the transformant in a medium, and collecting the recombinant enzyme having the sugar-transferring activities from the cultured product, and the method for producing the glycoside involving using the transformant or the recombinant enzyme, are also provided.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003258154-A (JP)
Title: Package structure of semiconductor device
Inventor: HIRUMA AKIOMI
IPC: H01L23/498
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor unit that ensures junction reliability of bump junctions can be maintained over a long term in service, when it is applied as an engine control unit to be mounted on a vehicle.  <P>SOLUTION: The semiconductor unit consists of a substrate 6, a package element 2 packaged on the substrate, multi-stage bumps 5 which connect the substrate 6 and the package element 2 electrically by stacking bumps of multi- stages to join them, and sheet-like joining components 4 which is positioned between the stacked bumps of multi-stages, are made of a plastic material, and has openings 3 between the bumps 5 of multi-stages and the bumps of multi-stages positioned in a diagonal direction to the bumps 5 of multi-stages.  <P>COPYRIGHT: (C)2003,JPO