baber/WOPTO huggingface dataset:
Patent JP-2002141752-A (JP)
Title: Power amplifier
Inventor: KOMATSU NAOKI
IPC: H03F3/24
Filed: 2000-10-30
Abstract: PROBLEM TO BE SOLVED: To realize a power amplifier with high efficiency even over a wide dynamic range by controlling the bias voltage of an amplifier means so selecting also a signal path. SOLUTION: The power amplifier is provided at least with a 1st diode 104 and a 2nd diode 110 that are turned on/off by a DC bias applied to an amplifier means 105 and impedance conversion circuits 106, 109, 112, and uses these diodes and circuits as switches to select a signal path.
Patent JP-2002139805-A (JP)
Title: Photographing system
Inventor: KISHIMOTO SEIJI
IPC: H04N5/76
Filed: 2000-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a photographing system by which a photograph desired by a customer can be efficiently obtained at the time of photographing in a photograph studio. SOLUTION: The photographing system is provided with a camera, an illuminator equipment, a background equipment for setting a background for photographing, an image storing means for storing image data obtained by photographing and a processing means for processing photographed image data stored in the image storing means. Further the processing means is constituted so that correcting conditions necessary to respective cameras can be set in advance and after photographing, necessary processing is automatically executed to respective photographed images according to previously set correcting conditions. A plurality of photograph studios are electrically connected with a common printer and image data of respective studios after finish of processing by the processing means are supplied to the common printer and are successively printed in a definite printing condition.
Patent JP-2002139017-A (JP)
Title: Cable holding structure
Inventor: KOBAYASHI FUMIO
IPC: F16L3/16
Filed: 2000-10-31
Abstract: PROBLEM TO BE SOLVED: To provide a cable holding structure allowing the use of a mounting portion in common with a small mounting space. SOLUTION: The holding structure for a cable 1 having an inner cable 3 slidably inserted into an outer casing 2 comprises a spherical head portion 4 formed at one end of the outer casing 2, the spherical head portion 4 being turnably fitted to an enveloping portion 6 provided in a holder 5 into which the inner cable 3 is inserted.
Patent JP-2002144150-A (JP)
Title: Method and device for grinding gear utilizing ultrasonic wave
Inventor: TAKE YOSHIHIRO
IPC: B23F19/02
Filed: 2000-11-02
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for grinding a gear capable of finish-grinding a work hardened after a cutting process by utilizing ultrasonic vibration. SOLUTION: An abrasive grain layer 9a is formed on the teeth of a tool gear 9 so formed as to be meshed with a work W, and the tool gear 9 and the work W are drivingly rotated to mesh the gear and the work with each other and provide the ultrasonic vibration to the tool gear 9 so as to grind the tooth flank of the work W.
Patent JP-2002147392-A (JP)
Title: Method and unit for installation of pit can
Inventor: MAKISHI YASUTOMO
IPC: E02D27/32
Filed: 2000-11-08
Abstract: PROBLEM TO BE SOLVED: To provide a method for efficiently installing a pit can used when a large-sized vertical pump is installed and an installation unit used for the method. SOLUTION: Anchor bolts 14 and reinforcements 11 are installed around the pit can 6, and connection members 21 are installed at a bottom part to form a pit can module 20. The pit can module 20 is lowered on an installation base part 22 provided at a pit can installation position, and the connection members 21 are connected to connected members 27 installed at the installation base part 22. Then, concrete is deposited around the pit can. After the pit can is installed, the lower part of the vertical pump is inserted into the pit can 6 to install the vertical pump.
Patent JP-2002153067-A (JP)
Title: High power factor converter and method of controlling the same
Inventor: USHIKI SHUICHI
IPC: H02M7/12
Filed: 2000-11-08
Abstract: PROBLEM TO BE SOLVED: To provide a high power factor converter which realizes the control in the power factor of almost 1 without generating a distortion due to a noise from an internal circuit in an input current to a voltage step-up and rectifying circuit. SOLUTION: This converter comprises switch elements X, Y connected in parallel to the diodes DX, DY of a diode bridge to which an AC element is supplied via a current control inductor 2, a voltage step-up and rectifying circuit 1 consisting of a smoothing capacitor Cd, an inductor current detector 11 for measuring an actual AC current value applied to the voltage step-up and rectifying circuit, an output voltage detecting circuit 7 for measuring a constant current from the voltage step-up and rectifying circuit 1, an output voltage detecting circuit 8 for measuring a DC voltage from the voltage step-up and rectifying circuit 1, an input current instruction value determination circuit 10 for obtaining an AC target current value based on the reference sine-wave,  an integral circuit 13 for obtaining an error of the target current value and actual AC current value to integrate an error with an integral time Ts and then output this integrated value, and a control circuit C for controlling ON and OFF the switch elements X, Y with the integral value.
Patent JP-2002144739-A (JP)
Title: Heat-sensitive recording material
Inventor: MASUDA TAKAO
IPC: B41M5/30
Filed: 2000-11-10
Abstract: PROBLEM TO BE SOLVED: To provide a heat-sensitive recording material having good sensitivity, chemical resistance and no skin scumming in a dye color developing type heat- sensitive recording material. SOLUTION: The heat-sensitive recording material comprises a heat-sensitive recording layer containing an electron donative dye precursor and an electron acceptive developer for color developing the precursor at a heating time as main components and provided on a support. The precursor is an amorphous dye precursor. The material also comprises a color developing regulating layer obtained by polymerizing a vinyl monomer and provided on surfaces of dye precursor particles.
Patent JP-2002150440-A (JP)
Title: Detector for object of monitoring
Inventor: SAEKI NORIO
IPC: G06T1/00
Filed: 2000-11-13
Abstract: PROBLEM TO BE SOLVED: To reduce the possibility of occurrence of failures in the detection of a monitored object, even if a bright area and a dark area are mixed in a monitored area. SOLUTION: In this monitored object detector for detecting a monitored object, by comparing the difference between a background image data and a monitoring image data with a binary threshold, the binary threshold can be determined by the average brightness and the brightness distribution of the overall background image.
Patent JP-2001181314-A (JP)
Title: Photo-polymerization initiator and photo-polymerizable composition
Inventor: MUROFUSHI KATSUMI
IPC: C07F5/02
Filed: 2000-11-13
Abstract: PROBLEM TO BE SOLVED: To provide a photo-polymerization initiator which can initiate polymerization at a high sensitivity by irradiating visible light, and a photo-curable composition containing the photo-polymerization initiator. SOLUTION: There are provided a photo-polymerization initiator comprising combinedly 3-10 pts.wt. of a boron compound an 1 pt.wt. of an organic dye having no counter ions, and a photo-curable composition containing the photo-polymerization initiator.
Patent JP-2002151450-A (JP)
Title: In-line wafer carriage system
Inventor: IITSUNA TAKAAKI
IPC: H01L21/304
Filed: 2000-11-14
Abstract: PROBLEM TO BE SOLVED: To provide an in-line wafer carriage system with a small quantity of dust to a wafer from the outside. SOLUTION: A semiconductor wafer W with a device pattern is carried from an etching system 20 to a mounting system 200 in an in-line wafer carriage system 300. The wafer carriage mechanism 300 includes a temporarily mounting stage 301 pivotally supported by a rotation shaft 303, a supporting member 304 of the rotation shaft 303, a rotation driving mechanism 162 for the rotation shaft 303, and driving mechanisms 306, 307, and 308 for reciprocating the supporting member 304 in an orbital path surrounded with a tubular dome chamber 316. The in-line wafer carriage system 300 is stored in a transparent resin-made dome chamber 316.
Patent JP-2002146098-A (JP)
Title: Cellulose acylate solution and cellulose acylate film
Inventor: YAMADA TSUKASA
IPC: G02B5/30
Filed: 2000-11-14
Abstract: PROBLEM TO BE SOLVED: To obtain a cellulose acylate solution having excellent stability with time without using a chlorine-based organic solvent such as methylene chloride. SOLUTION: A cellulose acylate is dissolved in a mixed solvent of a ketone with an ester without substantially containing a chlorine-based solvent.
Patent JP-2002149204-A (JP)
Title: Control device
Inventor: TAKAHASHI YOSHIMIZU
IPC: F15B9/09
Filed: 2000-11-14
Abstract: PROBLEM TO BE SOLVED: To provide such a control device that the correspondence relation among parameters to be adjusted for multiple control specifications can be easily recognized and the response waveform of a controlled system can be easily and visually adjusted. SOLUTION: This control device is equipped with a target signal generator 11 which generates a target signal, a feedback compensator 15 which computes a first manipulated variable according to the deviation of the output signal S of the controlled system from the target value signal, and a feedforward compensator 14 which computes a second manipulated variable according to the target value signal branched off from the target value signal generator 11 and performs two-degree-of-freedom control so that the first and second manipulated variables are added to obtain a manipulated variable of the controlled system and the output of the controlled system is made to coincide with the target value signal; and the target value signal is inputted to the feedback compensator 15 and feedforward compensator 14 via different filters 12 and 13, respectively.
Patent JP-2002157928-A (JP)
Title: Manufacturing method for transparent conductive film or transparent conductive sheet and touch panel
Inventor: OTANI TOSHIYUKI
IPC: C23C14/34
Filed: 2000-11-16
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a transparent conductive film or a transparent conductive sheet and a touch panel using the transparent conductive film or the transparent conductive sheet obtained by this manufacturing method having excellent pen input durability when used for the touch panel so that the transparent conductive sheet is not broken in slide tests of 100,000 times under the load of 5.0 N with a polyacetal pen in particular. SOLUTION: A hardened material layer mainly made of a hardening resin and a transparent conductive thin film are laminated in this order on a transparent plastic film base material to form the transparent conductive film by this manufacturing method. Immediately before the transparent conductive thin film is formed, a layered product formed with the transparent plastic film and the hardened material layer mainly made of the hardening resin is exposed in vacuum for 5 minutes or longer. When the transparent conductive thin film is formed, a roll is brought into close contact with the opposite face to the thin film forming face of the layered product, and the surface temperature of the roll is set between -20 deg.C and 70 deg.C in this manufacturing method for the transparent conductive film.
Patent JP-2002156345-A (JP)
Title: Specific heat measuring instrument and method
Inventor: KUNO KUMAO
IPC: G01N25/18
Filed: 2000-11-17
Abstract: PROBLEM TO BE SOLVED: To measure the specific heat of a sample to be measured, using the temperature of a heat source. SOLUTION: A first sample cell 7 having the sample S to be measured sealed therein and an empty second sample cell 8 formed substantially similar to the first sample cell 7, are heated from the outside by the heat source 3. Temperature Ts of the heated first sample cell 7, temperature Tso of the second sample cell 8, and temperature T of the heat source 3 are detected. Time variations in respective temperatures T, Ts, and Tso are integrated. The respective times t1 and t2, when the temperature Ts of the first sample cell 7 and the temperature Tso of the second sample cell 8 are the same, are extracted so as to extract temperatures of Th and Tho of the heat source 3 at respective times t1 and t2. Specific heat CM of the sample S to be measured are calculated, based on the extracted temperatures of Th and Tho of the heat source 3 at respective times t1 and t2.
Patent JP-2002154309-A (JP)
Title: Air pressure detecting device for wheel
Inventor: YAMAGIWA TOSHIO
IPC: B60C23/04
Filed: 2000-11-20
Abstract: PROBLEM TO BE SOLVED: To minimize a deviation of the dynamic balance of a wheel and to enable the later fitting of an air pressure detecting device for a wheel. SOLUTION: One end 51a of a hollow member 51 is connected to an air valve 47 for filling a tire 42 with air, and a detection and transmission unit 52 for detecting the air pressure of a tire 42 and for transmitting the pressure information to the outside is connected to the other end 51b of the hollow member 51, and this detection and transmission unit 52 is fitted to a hub 44 of a wheel 41.
Patent JP-2002153724-A (JP)
Title: Exhaust gas treatment device
Inventor: SHINOHARA YOSHIMI
IPC: B01D53/38
Filed: 2000-11-21
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust gas treatment device capable of dissolving mist and other residual gases in an exhaust gas into water by washing. SOLUTION: The exhaust gas device is provided with a plurality of cascade means for dropping off water in a waterfall form so as to close an exhaust gas flow passage.
Patent JP-2002158635-A (JP)
Title: Inverse fourier transform circuit for microwave transmitter
Inventor: NISHIMURA TAKUYA
IPC: H04L12/28
Filed: 2000-11-22
Abstract: PROBLEM TO BE SOLVED: To provide an inverse Fourier transform circuit for a microwave transmitter, that decreases number of cross product arithmetic times at inverse Fourier transform and the transform processing time for conducting high-speed transform processings. SOLUTION: The inverse Fourier transform circuit assigns data with a value and data with zero value of channels to a data subcarrier, assigns pilot signals of the channels to a pilot subcarrier, uses each sub carrier value and executes a cross product arithmetic operation, on the basis of the expression defined by the inverse discrete Fourier transform to provide an output of an inverse Fourier transform signal and the circuit is provided with an inverse fast Fourier transform section 3, that uses only the subcarrier value to which the data with values are assigned to conduct the cross product arithmetic operation; a memory 4 that stores the pilot signal subjected to inverse Fourier transformation, a multiplier section 5 that multiplies '-1' with the pilot signal read from the memory 4;  a changeover section 6 that selectively outputs the pilot signal read from the memory 4 or the inverted pilot signal outputted from the multiplier section 5; and an adder section 7 that sums the inverse Fourier transform data signal outputted from the inverse fast Fourier transform section 3 or the inverted Fourier transform pilot signal outputted from the changeover section 6.
Patent JP-2001245861-A (JP)
Title: Pulse wave detecting device and method of manufacturing the same
Inventor: MURAMATSU HIROYUKI
IPC: A61B5/0245
Filed: 2000-11-27
Abstract: PROBLEM TO BE SOLVED: To provide a pulse wave detecting device and a method of manufacturing the same hardly generating irregularity in quality by precisely disposing a piezoelectric element for ultrasonic wave transmission and a piezoelectric element for ultrasonic wave receiving, and to improve sensitivity of pulse detection in the pulse wave detecting device. SOLUTION: A piezoelectric element 41 for transmission and a piezoelectric element 42 for receiving are disposed on one surface 43a of a transmitting/ receiving circuit board 43. The piezoelectric element 41 generates ultrasonic waves by excitation according to an inputted drive voltage signal and transmits the ultrasonic waves into an organism. The piezoelectric element 42 receives ultrasonic waves transmitted into the organism and reflected on the blood flow of the organism and converts the reflected waves to a voltage signal. The frequency of the ultrasonic waves generated by the piezoelectric element 41 and the frequency of the reflected waves received by the piezoelectric element 42 are compared and pulses are detected by a processing operation part.
Patent JP-2001205614-A (JP)
Title: Apparatus and method for manufacturing through hole on ceramic green sheet
Inventor: ZAREMBA JUERGEN
IPC: H05K1/03
Filed: 2000-11-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for surely and excellently forming a through hole on a ceramic green sheet and an apparatus for executing this method. SOLUTION: A through hole 16 is manufactured by using gas under a pressure raised higher than atmospheric pressure, the gas is impulsively jetted from a pressure container 4, and the gas acts on a principal face 1a of a ceramic green sheet 1 so as to punch out a material 17 from the ceramic green sheet 1 at least at one position specified for piercing the through hole 16.
Patent JP-2002163450-A (JP)
Title: System, device, and method for card settlement
Inventor: AGATA MASATAKA
IPC: G06Q40/02
Filed: 2000-11-28
Abstract: PROBLEM TO BE SOLVED: To save the user's trouble of electronic settlement and to reduce the risk of a leak of user's personal information. SOLUTION: The card settlement server is equipped with a user terminal 1 that the user uses to have electronic commerce with a store providing an article or service by using a card for settlement, servers 3 and 4 storing a store site 3a which displays articles or services that the store handles so that they can be selected through the user terminal 1 and a settlement site 4a which performs settlement processing for informing the user terminal 1 as of whether or not the user can pay for the article or service, and a communication line 2 which connects the servers 3 and 4 and user terminal 1; and card information is ciphered and then sent to the servers 3 and 4 through the communication line 2, and the servers 3 and 4 confirm a financial institution 8 where the user has his or her account according to the card information and perform settlement processing.
Patent JP-2002169171-A (JP)
Title: Reflection type liquid crystal display device and method for manufacturing the same
Inventor: SAKURAI HIROSHI
IPC: H01L29/786
Filed: 2000-11-30
Abstract: PROBLEM TO BE SOLVED: To provide a reflection type liquid crystal display device having superior display functions, even if a PR (photolithography) process is eliminated and a method for manufacturing the device. SOLUTION: The method for manufacturing a reflection type liquid crystal display device includes (a) a process of forming source/drain lines by using a first mask, (b) a process of forming a thin-film transistor region and a gate line by using a second mask, (c) a process of forming an openings for a transistor in a passivation film by using a third mask, (d) a process of forming a rugged surface and an opening for the transistor in an interlayer insulating film by a halftone exposure method by using a fourth mask, and (e) a process of forming a reflection electrode, which electrically connects with the source line through each opening for the transistor in the passivation film and in the interlayer insulating film by using a fifth mask.
Patent JP-2002165825-A (JP)
Title: Vision handicapped person guiding/alarm information reporting system
Inventor: SATO KOICHI
IPC: E01F9/529
Filed: 2000-11-30
Abstract: PROBLEM TO BE SOLVED: To provide a system for enabling a vision handicapped person to safely and easily reach a destination. SOLUTION: This system is composed of a block 40 for the blind with a built-in IC tag capable of a communication operation without the need of a battery and provided with a nonvolatile memory, an IC tag reader 30 for reading the memory of the IC tag, an information terminal 20 for a pedestrian capable of communication with a center device 10 and provided with an information transmission function to the pedestrian, and the center device 10 for generating route guiding information 14 by the set information of the IC tag.
Patent JP-2002172627-A (JP)
Title: Manufacturing method of resin belt
Inventor: YANAGIDA MASAMI
IPC: G03G21/00
Filed: 2000-12-04
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a resin belt wherein the belt can be easily removed regarding the resin belt which is used for an electronic photographing device such as a laser beam printer or a facsimile. SOLUTION: For this manufacturing method for the resin belt, as a removing method to remove the resin belt from a molding pipe of the resin belt, (1) the molding pipe of the resin belt has fine pores which penetrate the wall of the pipe, and also, (2) a difference in pressure between the inside and the outside of the resin belt is provided by a pressurization or a pressure reduction. By using this method, the resin belt can be manufactured extremely industrially easily.
Patent JP-2001163699-A (JP)
Title: Method for manufacturing zeolite single crystal
Inventor: JACOBSEN CLAUS J H
IPC: C01B39/48
Filed: 2000-12-05
Abstract: PROBLEM TO BE SOLVED: To provide a novel method for manufacturing a zeolite single crystal. SOLUTION: The method contains a step in which a synthetic gel together with a zeolite precursor composition is applied in a porous system of a fine particle matrix material having predetermined porous structure and grain size and on a surface of the material a step in which the precursor composition is subjected to a crystallizing condition; and a step in which porous single crystals of zeolite are isolated by removing the matrix material.
Patent JP-2002176436-A (JP)
Title: Virtual closed area network buildup method and system, and repeater
Inventor: OGUCHI NAOKI
IPC: H04L45/50
Filed: 2000-12-06
Abstract: PROBLEM TO BE SOLVED: To provide a virtual closed area network buildup method and system, and a repeater in a public data communication network that can eliminate the need for complicated VPN(Virtual Private Network) management and can be applicable to various tunnel technologies. SOLUTION: When a sender repeater generates a control packet with a multicast address set thereto and multicasts the control packet and when a repeater whose address belongs to the multicast address receives the control packet, the repeater generates a virtual link to the sender repeater of the control packet, the repeater returns a reply packet via the virtual link to the sender repeater so as to generate virtual links all repeaters whose addresses belong to the multicast address thereby building up the virtual closed network.
Patent JP-2002178454-A (JP)
Title: Release film
Inventor: KUBO YOSHIMASA
IPC: B32B27/00
Filed: 2000-12-11
Abstract: PROBLEM TO BE SOLVED: To provide a release film which is used appropriately as a carrier film for molding a ceramic green sheet. SOLUTION: In the release film in which a release layer mainly comprising a curable silicone resin is formed at least on one side of a polyester film, the dynamic hardness(DH) of the release layer is shown by formula 1 of DH>=8.0 (gf/μm2), and the charge quantity (E) of the release film when it is fed is shown by formula 2 of -5 (kV)<=E<=5 (kV).