baber/WOPTO huggingface dataset:
Patent JP-2001264011-A (JP)
Title: Optical touch panel device
Inventor: SUZUKI SUSUMU
IPC: G02B26/10
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To identify the rotational positions of rotating mirrors each scanning by reflecting a laser beam, while rotating. SOLUTION: The rotating mirrors 2 are provided in two positions on one side of a touch panel, Reflection surfaces 1 to 4 of each mirror reflect a laser beam from a light source and reflect a return beam, reflected by a retroreflector on the other side of the touch panel, The return beam is detected by a reflection beam detecting part, The coordinates of a touch are determined from an angle, at which two return beams is broken.  Magnetic bodies 31 to 34 of different widths are mounted on the upper surface of each mirror at equal angular distances, their magnetism is detected by an identifier detecting part 25, and the reflection surfaces are identified based on signals therefrom, A pulse- generating part 26 generates pulses, based on the signals from the detecting part 25, the phase of the pulses is adjusted by a phase adjustment part 27, The pulses are used as reference signals for starting the respective reflection surfaces scanning and also as references for detecting the coordinates.
Patent JP-2001266538-A (JP)
Title: Magnetic tape cassette
Inventor: MORITA KIYOO
IPC: G11B23/087
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic tape cassette that malfunction can be reduced in the manufacturing process, since erroneous information is printed on cassette cases to result in that the productivity is lowered because their appearances are nearly the same even when they have tape reels different in recordable times. SOLUTION: The magnetic tape cassette displays prescribed information on the flange 11 of the tape reel 10, and the display can be visually recognized through the tape cassette.
Patent JP-2001268061-A (JP)
Title: Bit synchronization circuit
Inventor: ONODERA KIYOMITSU
IPC: H04L7/027
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a bit synchronization circuit that can have no dead band phase, instantaneously establish synchronization, and can be in operation even at a high-speed bit rate of 10 Gb/s or over. SOLUTION: The bit synchronization circuit of this invention is characterized in that a phase and an amplitude of a data signal are compared with those of a reference clock signal to instantaneously establish bit synchronization, the circuit is configured with a simple logic, the bit synchronization is instantaneously established because of absence of a feedback loop, the phase of the data signal is analogically compared with the phase of the clock signal, and sampling and holding the result of the phase comparison receives no limitation of a preamble pattern.
Patent JP-2000313283-A (JP)
Title: Integral type modular package tray assembly
Inventor: MARSH ROBERT HENRY
IPC: B60R11/00
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To attain easy assembly of an integral type modular package tray. SOLUTION: This modular package tray for an automobile has an approximately hollow and rectangular plastic housing 10 having an inner cavity, opposing upper and lower wall parts, opposing front and rear lengthwise edges 16, 17, opposing right and left crosswise edges 18, and right and left wing parts 20. Each of the right and left wing parts 20 is mounted to each of the right and left crosswise edges 18, respectively, by a ribbing hinge 30 integrally formed with the plastic housing 10. Each wing 20 can be folded around each ribbing hinge 30 for enabling the package tray to be easily assembled and removed through a vehicular rear window by temporarily shortening overall length of the package tray. The package tray may include a center high-mount stop lamp 60, an in-mold forming carpet 40 almost covering an upper wall part 40, and one or more audio speaker assembly 52.
Patent JP-2001264482-A (JP)
Title: Inner surface inspection device for piping
Inventor: HIMEMOTO TAKEHIKO
IPC: G21C17/003
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide an inspection device capable of confirming the soundness of the inner surface or the welding part of piping such as a riser pipe of a jet pump in a nuclear power station from the inside of the piping. SOLUTION: Plural supporting mechanisms 10 having plural supporting members 15 energized in the radial direction with a spring 14, installed on the outer circumferential surface of a base 12 are joined each other through a universal joint 1. Inspection instruments 20, 21, etc., are mounted on the base 12 of the first supporting mechanism 10, and cables 25, 26, 27, etc., for connecting the inspection instruments and control instruments installed on the outside of the piping are inserted into an opening 17 formed in the base and supported.
Patent JP-2001259736-A (JP)
Title: Method and apparatus for straightening metal sheet
Inventor: SHIZUKA HIROYUKI
IPC: B21D1/05
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a straightening method and a straightening apparatus for a metal sheet capable of achieving high flatness and reducing inside residual stress after fine working. SOLUTION: By applying bending/straightening to the metal sheet pulling with a tension leveler 6 and then with a roller leveler 7, the straightening with the tension leveler 6 is conducted under a plastic elongation of the metal sheet of >=0.3%, the straightening of the roller leveler 7 is conducted under a tension of <=10 N/mm2. A roll diameter of a leveling roll of the tension leveler 6 satisfies formula (1), a roll diameter of a leveling roll of the roller leveler 7 satisfies formula (2). σ.D/E.t=1.1-3.5... (1), σ.D/E.t=0.1-0.6... (2).
Patent JP-2001274560-A (JP)
Title: Electronic apparatus
Inventor: NOZAKI KATSUHIKO
IPC: H05K5/02
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide an electronic apparatus whose usage convenience is enhanced by automating the connecting operation of connectors when an operating device is loaded to, and unloaded from, the electronic apparatus. SOLUTION: A connector 30 on one side is arranged at the outer face part of an apparatus body 10. A connector 28 on the other side is arranged at the operating device 12 so as to be loaded to, and unloaded from the connector 30 on one side. By an automatic loading and unloading mechanism, from an open state that the operating device 12 is taken out from the apparatus body 10, the operating device 12 is moved to a closed state that it is attached to the apparatus body 10. At this time, the connector 30 on one side and the connector 28 on the other side are operated so as to be brought close relatively along their proper insertion direction. Thereby, both connectors 28, 30 are connected automatically.
Patent JP-2001271258-A (JP)
Title: Polyvinyl alcohol-based filament nonwoven fabric
Inventor: FUJIWARA NAOKI
IPC: D04H3/14
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a PVA-based filament nonwoven fabric having the characteristics of a PVA-based polymer, such as good hydrophilicity, good water absorbency and high toughness, by a melt-spinning method. SOLUTION: This polyvinyl alcohol-based spun-bonded nonwoven fabric characterized by comprising filaments consisting mainly of (D) a thermoplastic polyvinyl alcohol which comprises (A) polyvinyl alcohol having a viscosity- average degree of polymerization of 200 to 700 and a melting point of 160 to 230 deg.C, contains (B) an alkali metal ion in an amount of 0.00001 to 0.05 pt.wt. per 100 pts.wt. of the component (A) and further contains (C) an acid having a pKa of <=5.0 at 25 deg.C in such an amount that α represented by the following expression: α=[the content (wt.%) of the acid (C) in the polyvinyl alcohol]/[the content (wt.%) of the alkali metal ion (B) in the polyvinyl alcohol] satisfies 0.1 to 1, and holding a prescribed shape by a partial thermal compression fusion method.
Patent JP-2001269997-A (JP)
Title: Method for repairing existing pipe line, and pipe line
Inventor: YAGI ISABURO
IPC: F16L55/16
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for repairing an existing pipe line, in which repairing work will not be affected by the condition of the existing pipe line and the repaired pipe line will be hardly deteriorated with time, and a pipe line structure repaired by the method. SOLUTION: An exterior face member 1 is arranged in a cylindrical shape so as to cover the interior peripheral face of an existing pipe P, a tubular member 2 with small diameter is arranged inside the member 2, and further an interior face member 3 is arranged in a cylindrical shape inside thereof, and a hardening filler 4 such as mortar is injected both inside the tubular member 2 and between the interior face member 3 and the exterior face member 1. The presence of the exterior face member 1 can prevent the hardening filler 4 from touching directly the existing pipe P, and the filler can be prevented from leaking through the damaged part and from touching the groundwater.  Since the hardening filler 4 filled inside the tubular member 2 is laid inside the layer of the filler 4 to be formed between the interior face member 3 and the exterior face member 1, crack propagation can be restrained effectively.
Patent JP-2001273499-A (JP)
Title: Method and device for detecting moving object
Inventor: TANIZAKI TETSUYA
IPC: G08G1/01
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for detecting a moving object, by which only a moving object such as vehicle in a stopped state, stopping process or starting state can be easily and surely extracted out of photographed images by image processing. SOLUTION: This device is composed of a photographing means 1, a digital image converting means 3, a background differential processing part 4 for finding a luminance difference by performing differential operation between the corresponding pixels of a background image and the next sampled photographed image and for finding the background image by adding a feedback quantity corresponding to this luminance difference value to the corresponding pixel of the background image, a luminance difference operating part 5 for finding a luminance difference image by performing differential operation between the corresponding pixels of the sampled photographed image and the preceding sampled photographed image, and a moving object detecting means 6 for extracting only the moving object in the stopped state,  stopping process or starting state out of the photographed image on the basis of the luminance difference image outputted from this luminance difference operating part and the feedback quantity outputted from the background difference processing part.
Patent JP-2001274554-A (JP)
Title: Printed wiring board and its manufacturing method
Inventor: MOTOMURA TOMOHISA
IPC: H05K3/46
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a multilayer printed-wiring board on which a sufficient electric connection can be formed even when the diameter of a conductor bump is made small and which can deal with the enhancement of an integration degree and to provide a method for manufacturing the printed-wiring board. SOLUTION: A metal layer 3 is formed on the matte face of a conductor board 1 by a plating treatment. On the metal layer 3, a part which corresponds to the head part of a metal bump is masked, in a circular pattern shape, with a solder layer 4. An etching treatment is executed from a solder layer 4a in the circular pattern shape formed by using the solder layer 4. The metal layer 3 in a part in which the solder layer 4a is not formed is scooped out to be a shape whose cross section is bowl-shaped. Metal bump groups 6, 6,... whose head parts are covered with the solder layer 4a are formed. A prepreg 7 as an insulating board and conductor board 11 are laminated on the groups 6, 6,..., and they are pressed while being heated. The groups 6, 6,... pass the prepreg 7, and an interlayer interconnection is formed.  The solder layer 4a in the head parts of the groups 6, 6,... is melted by heat at a time when the groups are pressed, and the head parts of the groups 6, 6,... are soldered to the surface of a conductor board 11 which faces them.
Patent JP-2001274859-A (JP)
Title: Data conversion device
Inventor: WATANABE YOSHITO
IPC: H04L29/06
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To secure sufficient memory capacity to store necessary reception data by avoiding memory capacity waste due to unneeded reception data in a data conversion device. SOLUTION: A LAN adapter 3 is a data conversion device which converts packet data communicated between a LAN line network 1 and an interest rate display board 2 into respectively suitable formats, discards the packet data received from the LAN line network by a discarding function 34a in accordance with type information 13 added to a packet, and stores only an undiscarded reception packet in a main memory 35, and a conversion function 34 converts the stored packet data into an RS232C format suitable for the board 2 and outputs the data.
Patent JP-2001273723-A (JP)
Title: Hard disk device, medium and information aggregate
Inventor: KUNO YOSHIKI
IPC: H04N5/781
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To solve the problem that the recording and reading speeds of a hard disk device is reduced owing to conduct of an exchange process. SOLUTION: The hard disk device is provided with an HDD 10 which records AV data into a hard disk and a stream control means 8 which is connected to the HDD 10 and signal processes AV data transmitted through an IEEE 1304I/F7 or AV data to be transmitted to IEEE 1394I/F7. The device records and/or reproduces AV data. When transfer of AV data is not normally completed for a disk access unit which is a minimum unit to be continuously accessed to the hard disk, another disk access unit is used in place of the above disk access unit. In other words, exchange process in terms of a disk access unit is conducted.
Patent JP-2001279316-A (JP)
Title: Method for pre-treating molten iron
Inventor: KIKUCHI NAOKI
IPC: C21C1/04
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a method of pre-treating molten iron by which fluorine content in the whole slag produced in iron works is reduced and also, can be made to harmless by diluting. SOLUTION: In the molten iron pre-treatment for pre-removing silicon, phosphorus and sulfur contained in the molten iron before charging the molten iron into a steelmaking furnace, after desiliconizing and dephosphorizing by blowing refining agent containing no fluorite into the molten iron held in a torpedo car through a lance with carrier gas, the desiliconized and dephosphorized molten iron is shifted into a ladle. Desulfurization is performed by adding desulfurizing agent containing the fluorite and mechanically stirring and also, the fluorine-containing slag produced in the desulfurization is used for a part of the raw material charged in a blast furnace thereby diluting the fluorine in the fluorine-containing slag, and discharged from the blast furnace as the blast furnace slag having <=1,000 ppm fluorine content.
Patent JP-2000311212-A (JP)
Title: Medical diagnostic support system
Inventor: YAMADA SHINICHI
IPC: G16H10/60
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a medical diagnostic support system which can output only the necessary diagnostic support information of high accuracy with reduced labor of a user and in a short time when the diagnostic support is requested in a shadow reading state. SOLUTION: A medical diagnostic support system includes a modality 10 which inputs a medical image, an examination order system 32 which inputs the attribute information on the medical image, a work station 14 which stores plural diagnostic support algorithms, selects an algorithm optimum to the medical image according to the attribute information, performs the diagnostic support of the medical image by the selected algorithm and displays the diagnostic support result and a network 16 which secures the connection among these modality 10, system 32 and station 14.
Patent JP-2000300789-A (JP)
Title: Pachinko game machine
Inventor: SATO SHOJI
IPC: A63F7/02
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To simplify a signal transmission path between a plurality of control parts by composing a communication direction regulating means of a buffer. SOLUTION: Command data from a main control part is sent to a CPU via a connector 164a, a data buffer IC 164b, a VDP 165 and the like. Data lines /MZD0-/MZD7 are connected to input terminals A1-A8 of the data buffer IC 164b through a plurality of resistances R12-R19. Output terminals Y1-Y8 of the data buffer IC 164b are respectively connected to input terminals CM[7]-[0] of the VDP 165. A strobe signal line /STB is connected to an input terminal CMSB of the VDP 165 through a direction regulating part 164e. As for a strobe signal, the direction regulating part 164e is also used as a communication direction regulating means. Two series-connected inverter ICs 564e, 664e are used for the direction regulating part 164e, and the logic of the strobe signal once inverted by the prior stage inverter IC 564e is returned into the original state by the post stage inverter IC 664e.
Patent JP-2001277850-A (JP)
Title: Door structure for automobile
Inventor: FURUYAMA JUNICHI
IPC: B60J5/00
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To facilitate the fixing work of door glass without substantially enlarging the area of an opening part of an inner panel, and accept the requirement increasing the size of the door glass. SOLUTION: A door trim 50 is divided into two parts of an upper trim 51 and a lower trim 52, a bracket 40 is mounted on the lower trim 52 side, and a glass elevating mechanism 27 composed of a guide rail 28 and a motor 30, and an inner lock 54 and the like are sub-assembled to the bracket 40. The trim main body 52 is mounted on an inner panel 21, and then the upper trim 51 is mounted on the inner trim 21.
Patent JP-2001285146-A (JP)
Title: Automatic equalization circuit
Inventor: KOKURYO GARO
IPC: H04L27/18
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide an automatic equalization circuit that can easily transmit system information without deterioration in the transmission efficiency and the equalization performance. SOLUTION: Switch circuits 33A, 33b select a training signal generated by a training signal generating circuit 14 for the absolute reference system or a training signal recovered by a training signal identifier 30 and a mapping circuit 31 to apply update processing to a tap coefficient of an automatic equalizer 9. Thus, the automatic equalization circuit selects the automatic equalization by the absolute reference system or the automatic equalization by the discrimination system. Superimposing the system information on the training signal for the automatic equalization by the discrimination system allows a transmitter side to transmit the system information to a receiver side.
Patent JP-2001292135-A (JP)
Title: Key exchange system
Inventor: MURAKAWA YASUSHI
IPC: G09C1/00
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a key exchange system which can share password key data by allowing a plurality of communication terminals and a gateway device on a LAN to individually and easily exchange key data, by using an existing communication protocol. SOLUTION: In the key exchange system, having a plurality of communication terminals 101, 102 and 103 connected to the LAN 105 and the gateway device 104 as a DHCP server, which is connected to the LAN and a WAN 106 and which performs concentration/conversion processing, the communication terminals 101, 102 and 103 exchange key data with the gateway device 104, in order to obtain network information at the time of starting DHCP communication.
Patent JP-2001297187-A (JP)
Title: Online investment bank system
Inventor: SHIMIZU TOSHIYA
IPC: G06Q50/00
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To facilitate the application for new issued securities, to permit the customers of wide classes to participate in its and to directly reflect the opinion of an investor. SOLUTION: An online investment bank 10 is provided with a home page 11 displaying an outline on the advertisement of the securities and a demand input picture, it contracts business association with a security sales company 20, recruits the customer 30, member-registers an applicant, establishes an account for him and gives a certification number. The security sales company 20 is provided with a guide column 22 on the advertisement of the securities and is provided with a link key 23 to the home page 11 of the online investment bank 10 on a home page 21 in the guide column 22. The online investment bank 10 performs self-marketing activity or business on the advertisement, mediation and medium of the securities to the customer 30 accessing the home page 11 via the link key 23 from the security sales company 20 via the link key 23.
Patent JP-2001295576-A (JP)
Title: Bit device
Inventor: NISHIYAMA AKIO
IPC: F16C17/04
Filed: 2000-04-12
Abstract: PROBLEM TO BE SOLVED: To provide a bit device enabling the reduction of the abrasion of a bearing mechanism to the utmost and consequent prolongation of the life. SOLUTION: A cutter member 3 having a cutting edge is supported axially and rotatably in relation to a shaft 2 and a bearing mechanism 5 is interposed between the cutter member 3 and the shaft 2. The bearing mechanism 5 is equipped at least with a radial bearing 6 that bears a load in the radial direction and a thrust bearing 7 that bears a load in the axial direction, and the radial bearing 6 is composed of a shaft-side divided bearing member 6A and a cutter-part-side divided bearing member 6B. The bearing members 6A and 6B are butted or brought into sliding contact with each other so that they can rotate relatively to each other.
Patent JP-2001298213-A (JP)
Title: P-type group-iii nitride semiconductor, method of manufacturing it, and method of manufacturing semiconductor light-emitting element using the same
Inventor: MIKI HISAYUKI
IPC: H01L21/205
Filed: 2000-04-12
Abstract: PROBLEM TO BE SOLVED: To eliminate the problem of easy degradation of an InxGa1-xN crystal by phase separation or spinodal decomposition or to damage the outermost surface of a group-III nitride semiconductor crystal in conventional technology of manufacturing p-type group-III nitride semiconductor by heat-treating at 700-900 deg.C to activate p-type impurities. SOLUTION: By making oxidizing gas such as O2, O3 or N2O be contained in the gaseous atmosphere for the heat treatment, a p-type group-III nitride semiconductor having sufficient carrier concentration can be manufactured even if the temperature of the heat treatment is lowered.
Patent JP-2001298661-A (JP)
Title: Image processor and its correction method and recording medium
Inventor: CHIBA TAKUYA
IPC: H04N5/353
Filed: 2000-04-13
Abstract: PROBLEM TO BE SOLVED: To correct the loss of light that is caused by the closing action of a mechanical shutter in a high speed shutter mode. SOLUTION: An emitter emitting a constant degree of brightness is photographed with a mechanical shutter kept open, with prescribed aperture value α and with an electronic shutter opened for prescribed exposure time Y3 of a high speed shutter action. At the same time, a camera microcomputer records the quantity D of light inputted from an integration value calculation circuit in a memory when no loss of quantity of light is caused as shown in Fig. 10 (A). Then the mechanical shutter is operated with same exposure time Y3 and aperture value α for the purpose of photographing the emitter. The integration value D' is decided about the quantity of received light as shown in Fig. 10 (B) when the loss of light is caused.  Then the exposure start timing is varied and the exposure start timing Tn of exposure time Yn set when D=D' is defined is recorded in the memory as the shutter timing correction value to the time Y3 of a prescribed high speed shutter action.