baber/WOPTO huggingface dataset:
Patent JP-2002009564-A (JP)
Title: Gain controller
Inventor: KUSUNOKI SHIGEO
IPC: H03G3/10
Filed: 2000-06-23
Abstract: PROBLEM TO BE SOLVED: To obtain a gain controller with less power consumption, ease of miniaturizing and suitable for circuit integration that can keep a shift in a passing phase nearly constant over a gain variable range. SOLUTION: The gain controller is provided with a cascode amplifier circuit consisting of a 1st field effect transistor TR1 of common source connection and of a 2nd field effect transistor TR2 whose source is connected to a drain of the 1st field effect transistor TR1 and whose gate receives a gain control signal, with an input matching circuit Min that is connected between an input terminal of a high frequency input signal and the gate of the 1st field effect transistor TR1 and can realize an impedance at which the gain is maximized,  and with an output matching circuit Mph that is connected between the drain of the 2nd field effect transistor TR2 and an output signal of a high frequency output signal and provides an impedance when viewed from the drain of the 2nd field effect transistor TR2 to have a value by which a phase shift of the passing high frequency signal is nearly made constant within a variable voltage range of the gain control signal.
Patent JP-2001345304-A (JP)
Title: Method for removing depositions on surface of substrate for electronic industry and removing device
Inventor: MURAOKA HISASHI
IPC: B08B3/02
Filed: 2000-06-23
Abstract: PROBLEM TO BE SOLVED: To provide such a technology for removing depositions on the substrate for electronic industry, which can reproduce a cleaning liquid which is once used for cleaning, through a treating method using an ozone having substantially less change in concentration, and which can remove ultra-fine particles without giving chemical damages to a filter for removing fine particles or a liquid feed pump and reuse the cleaning liquid. SOLUTION: This method for cleaning the surface of a substrate for electronic industry is used to clean the surface of the substrate for electronic industry and to remove depositions on its surface, and it includes the following steps: (a) a step to supply as a cleaning liquid containing at least one kind of acid of 70 wt.% or more that is selected from an acetic acid and a propionic acid and to remove depositions on the surface of the susbstrate; (b) a step to move the cleaning liquid once used in the step (a) to an ozone dissolving container and aerate a gas containing an ozone of 150 mg/liter or more to the cleaning liquid in the container so as to dissolve organic substances in the liquid; and (c) a step to aerate a gas containing no ozone to the ozone-aerated liquid in order to remove the ozone in the liquid for reproduction.
Patent JP-2002011565-A (JP)
Title: Long stopper for continuous casting
Inventor: KONDO YOSHIYUKI
IPC: B22D1/00
Filed: 2000-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a long stopper for continuous casting by which slag and inclusion can surely be prevented from being convolved in flowing-out molten steel. SOLUTION: Since molten steel 13 is raised along the stopper body 2 of the long stopper 1 with stirring blades 4 fitted to the lower part thereof by rotating the stopper main body 2 the voltex is not caused in the molten steel 13 toward a flow-out hole 12 by the rising flow, even when the surface level 14 of the molten steel 13 in a tundish 11 is lowered, the slag and the inclusion 15 floating on the molten steel surface 14 do not flow out from the flow-out hole 12 while being lowered along the stopper main body 2 and being involved in the molten steel 13. Further, the inclusion 15a, etc., suspended in the molten steel can be separated by being allowed to float up on the molten steel surface 14.
Patent JP-2002015844-A (JP)
Title: Electric heat surface heating unit, and electric heat floor heating panel using the same
Inventor: KIMURA YOSHINOBU
IPC: H05B3/20
Filed: 2000-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a surface heating unit, capable of reducing uneven heat between adjacent panels and moreover, simplifying the assembly of a flooring united electric heat panel. SOLUTION: This electric heat surface heating unit is formed by stacking plural electric heat surface heating elements, having an electrode wire through an insulating layer on a metal substrate, and has fracture parts in the electric heat surface heating element, having a size which does not adversely affect uniform heating. This electric heat floor heating panel is formed, by interposing the electric heat surface heating unit between two pieces of plywood, having the same dimension as the unit or the plywood or the similar material having the dimension slightly larger than the unit via an adhesive, and a resin tack is driven in the fracture part from the surface of the plywood or the similar material to fix the electric heat surface heating unit and the plywood or the similar material.
Patent JP-2002011254-A (JP)
Title: Play facility
Inventor: DOI YUTAKA
IPC: A63G23/00
Filed: 2000-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a game facility capable of easily enhancing a thrilling or realistic feeling and further improving amusement property. SOLUTION: This play facility 1 comprises a traveling passage 10 having a producing facility 50 arranged on the circumference, and a traveling ride 20 capable of traveling on the traveling passage 10. The traveling ride 20 comprises a boarding part 36 for boarding an occupant, a rotatable turntable 34 for supporting the boarding part 36, a turntable drive unit 40 for rotating the turntable. The turntable drive unit 40 is controlled so that the boarding part 36 is opposed to the producing facility 50 while the traveling ride 20 starts to approaching the producing facility 50, gets closet thereto, and separates therefrom in a certain distance.
Patent JP-2002016496-A (JP)
Title: Correcting method for span mismatch and a/d converting circuit using the same
Inventor: SHIMIZU KAZUHIRO
IPC: H03M1/14
Filed: 2000-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a correcting method for span mismatch and an A/D converting circuit using the same, with which the span mismatch correction with high accuracy equal to or lower than the resolution of A/D conversion is enabled. SOLUTION: Concerning the correcting method for span mismatch for the A/D converting circuit for performing high-speed converting operation by performing the two-system interleave of a pipeline A/D converter, at the time of correcting operation, the input value of a D/A converter on each of stages composing the pipeline A/D converter is respectively fixed at first and second values, the difference of the input values in the threshold of one A/D converter on the stage with the first and second values is measured in two systems as a span, a difference is accumulated until the difference of spans between two systems becomes equal and while controlling the magnification power of the reference voltage of the D/A converter composing the stage on the basis of this cumulative value, the cumulative value is held at the time of converting operation.
Patent JP-2002015691-A (JP)
Title: Scanning electron microscope
Inventor: SAITO MASAKI
IPC: H01J37/22
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To realize a scanning electron microscope in which the actual magnification of a scan image and the length of an image on a display image plane can be correctly known. SOLUTION: For the scanning electron microscope designed so as to two- dimensionally scan an electron beam finely focused on a sample, detect a signal obtained from the sample, display a sample image in connection with the scanning of the electron beam based on the detected signal and also display the designated magnification according to the sizes of the two-dimensionally scanning region of the electron beam and the display region of the sample image, the scan image is displayed with specific magnification designated, and a standard sample is used to find an actual magnification so as to convert a value of the specific magnification into a value of the actual magnification or correct the length of a micron marker according to the actual magnification.
Patent JP-2002016098-A (JP)
Title: Ball inspection method
Inventor: MURAMATSU EIICHI
IPC: H01L21/60
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To provide a ball inspection method which carries out ball inspection by correcting a large amount and extent of balls by an average of the amount of slippage from a reference image, and can correct mechanical errors. SOLUTION: The present invention adopts a next means to a ball inspection method for solving problem. First, there is provided a means for entrapping an image of a ball mounted on electronic components in which a plurality of elements exist, or an image of a suction ball, in correspondence with the plurality of elements of a suction head. Secondly, there is provided a means for calculating a slippage amount of each ball between an entrapping image of the entrapped ball and a reference image. Thirdly, a means for calculating an average of the slippage amount is provided. Fourthly, a slippage correction is carried out by the average of the calculated slippage amount, to carry out a ball inspection.
Patent JP-2002012120-A (JP)
Title: Air bag device for vehicle
Inventor: FUJITA YUKIHISA
IPC: B60R21/20
Filed: 2000-07-03
Abstract: PROBLEM TO BE SOLVED: To absorb the mounting errors without adjust bracket. SOLUTION: The side of an opening end 12 from which the air bag body of an air bag module 5 swells is mounted directly on an air bag lid section 4 at two points located on both sides of the opening end 12 when viewed from a side, and the side of the end nearly opposite to the opening end 12 of the air bag module 5 is fixed to a car body side member 21 at one point when viewed from a side, and the side of the opening end 12 of the air bag module 5 is mounted on an air bag lid section 4 through a mounting error absorbing means 27 so that mounting errors can be absorbed.
Patent JP-2002023092-A (JP)
Title: Optical scanning device
Inventor: OKUBO KENZO
IPC: G02B26/12
Filed: 2000-07-03
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive and highly reliable optical scanning device where light emitted from a laser diode can efficiently be used and the laser of low output can be used in an over fill-type optical scanning device where the non-uniformity of the light quantity of beam light with which a recording medium is irradiated. SOLUTION: When the valid reflection width rate of a reflection face 902a in a rotary polygonal mirror is low with respect to an incident beam B1, the reflection face 902a reflects the part of the beam where the light intensity distribution of the incident beam B1 is high and obtains an emitting beam B2 (when the reflection face 902a exists in a position SS). When the valid reflection width rate of the reflection face 902a in the rotary polygonal mirror is high, the reflection face 902a reflects the part of the beam where the light intensity distribution of the incident beam B1 is low and obtains the emitting beam B2 (when the reflection face 902a exists in a position SE).
Patent JP-2002027446-A (JP)
Title: Monitoring system
Inventor: ISHII HIROSHI
IPC: G06T15/20
Filed: 2000-07-04
Abstract: PROBLEM TO BE SOLVED: To largely reduce the transmission data amount from a plurality of cameras to an image processor for generating a composite image without lowering the quality of the image. SOLUTION: A resolution specifying unit 260 specifies a resolution needing in the case of compositing images for each region of each camera image according to a corresponding relationship between the composited image described in a mapping table 220 and each camera image. A compressing unit 120 provided in a camera 10 compresses camera image data in response to the specified resolution. The image data of the camera image compressed according to the corresponding relationship between the composite image and the camera image is transmitted to a transmission route 15.
Patent JP-2002037554-A (JP)
Title: Monitoring device in elevator car
Inventor: NAKAMORI MASANORI
IPC: B66B11/02
Filed: 2000-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a monitoring device in an elevator car capable of performing simple play back and confirmation works of image data by a terminal unit such as a personal computer used ordinarily. SOLUTION: A camera device 2 provided with a human body detection sensor 4, a video camera 5, an element 6 for infrared ray communication, etc., is provided on an inner surface of a ceiling plate 1u of the car 1 of an elevator. The camera device 2 is connected with a control recording device 10 incorporating an image recording part 11, an interface part 12, and a control part 13 and provided on an outer surface side of the ceiling plate 1u of the car 1 through a connection line 8. The data photographed by the video camera 5 is recorded in the image recording part 11.  The play back and confirmation works of the image data photographed by the video camera 5 can be simply done by bringing the terminal unit 20 such as a personal computer used ordinarily into the car 1 by a person in charge of maintenance, giving a command through the element 6 for infrared ray communication, and remote-operating the control recording device 10.
Patent JP-2002018661-A (JP)
Title: Electrostatic attraction mechanism, surface finishing method, and surface finishing device
Inventor: YAMAGUCHI NOBUO
IPC: C23C16/44
Filed: 2000-07-06
Abstract: PROBLEM TO BE SOLVED: To provide a practical structure capable of suppressing inclusion of charged particles into a plate-like object. SOLUTION: An attraction power supply 3 applies voltages to a pair of attraction electrodes 23 and 24 provided in a dielectric block 22 having an attracting surface to induce static electricity on the attracting surface, thereby electrostatically attracting the plate-like object 9. The attraction power supply 3 adjusts a surface voltage of the plate-like object 9 by independently controlling the applied voltages to respective attraction electrodes 23 and 24. The surface of the plate-like object 9 is treated by this adjustment while suppressing injection of the charged particles into the plate-like object 9.  Data obtained by previously measuring surface voltage of the plate-like object 9 while varying voltage applied to each of attraction electrodes 23 and 24 are stored in a storage 62, and a control part 6 for controlling the attraction power supply 3 controls the attraction power supply 3 selected according to this data.
Patent JP-2002022879-A (JP)
Title: Reactor output monitor
Inventor: KOBAYASHI YUJI
IPC: G21C17/12
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To provide a reactor output monitor in which the total system can be simplified while satisfying a matter required for a safety protective system, i.e., redundancy and electrical/physical separation of the system, and reliability, economy and maintainability can be enhanced. SOLUTION: The reactor output monitor comprises a plurality of local output region monitors 1P-1 to 1P-52 disposed in the reactor core in order to detect a neutron flux in the reactor, and a reactor output measuring unit 3 connected with the local output region monitors. The reactor output measuring unit 3 comprises a reactor start output function section 10, a reactor mean output function section 8, means 6 for operating the reactor output in the reactor output region, and means 7 for displaying the operation results.
Patent JP-2002026601-A (JP)
Title: Cross polarized wave controller
Inventor: YOSHINO YASUNORI
IPC: H01Q21/24
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To provide a cross polarized wave controller that can obtain an optimum value with high accuracy by reducing the effect of noises. SOLUTION: A branching filter 2 has a horizontally polarized wave output terminal and a vertically polarized wave output terminal, and relatively varies the polarized wave of the received signal Sr by being driven with a polarized wave rotary device 3. An angle detector 4 detects the rotary angle of the branching filter 2. A changeover device 5 selects either of the horizontally polarized wave output terminal and the vertically polarized wave output terminal of the branching filter 2. A receiver 6 detects a received level of the output terminal selected by the changeover device 5.  An arithmetic unit (CPU) 72 of an arithmetic controller 7 controls the polarized wave rotary device 3 to drive the branching filter 2 within a prescribed angular range and to respectively acquire the received level data of horizontally and vertically polarized waves with respect to the rotary angle and to store them to a memory 74, calculates the optimum angle of the branching filter 2 maximizing the received levels by means of the least square method on the basis of the stored data to set the branching filter 2 to have an optimum angle.
Patent JP-2002025616-A (JP)
Title: Nonaqueous electrolyte secondary battery
Inventor: KOTADO MINORU
IPC: H01M10/05
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery with high charge/discharge efficiency, excellent low-temperature characteristic, storage characteristic and cycle characteristic. SOLUTION: This nonaqueous system electrolyte secondary battery is composed of at least a negative electrode, a positive electrode, and an electrolyte prepared by dissolving a lithium salt in a nonaqueous solvent, the nonaqueous solvent contains a vinylethylen carbonate compound represented by general formula (1), and part of initial charge is conducted at a current value of 0.5C or less. (In the formula, R1, R2, and R3 independently represent a hydrogen atom or a 1-4C alkyl group, and R4, R5, and R6 independently represent a hydrogen atom, a 1-4C alkyl group, or a 2-7C alkenyl group).
Patent JP-2001335026-A (JP)
Title: Hygienic, easily openable paper container
Inventor: TSUTSUMI RYOJI
IPC: B65D5/63
Filed: 2000-05-29
Abstract: PROBLEM TO BE SOLVED: To make easy and hygienic opening possible for a paper container on unsealing the said container. SOLUTION: A bendable piece of paper is attached to the upper part of a side which is pulled on unsealing the container, and opening is made by pulling the said piece of paper.
Patent JP-2001233696-A (JP)
Title: Seed crystal of oxide superconductive material and method for producing oxide superconductive material using the same
Inventor: SAWAMURA MITSURU
IPC: C30B29/22
Filed: 2000-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a seed crystal for producing a high quality oxide superconductive bulk material in a large amount at a low cost, and to provide a method for producing the oxide superconductive bulk material using the seed crystal. SOLUTION: This seed crystal for the oxide superconductive material, characterized in that the seed for producing a REBa2Cu3O7-x-based superconductor (RE is one or more of rare earth elements including Y) is a crystal having a K2NiF4 or Sr3Ti2O7 type crystal structure. By the method for producing the oxide superconductive material using the seed crystal, the oxide superconductive material can be produced in a large amount in an improved production yield in high workability.
Patent JP-2002031637-A (JP)
Title: Dna analytical element
Inventor: MAKINO YOSHIHIKO
IPC: G01N37/00
Filed: 2000-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a DNA analytical element which is formed in such a way that a DNA fragment which is especially effective in detecting a sample nucleic acid fragment with good sensitivity and with good reproducibility and which is complementary to the sample nucleic acid fragment is immobilized in a large excessive amount as compared with the sample nucleic acid fragment. SOLUTION: In the DNA analytical element, a plurality of DNA fragments which are more than those in one or a plurality of bonding places are bonded to coupling molecules bonded to the surface of a solid-phase carrier in one or the plurality of bonding places.
Patent JP-2002036152-A (JP)
Title: Autonomous moving robot
Inventor: NAKAJIMA HISATO
IPC: G05D1/00
Filed: 2000-07-26
Abstract: PROBLEM TO BE SOLVED: To easily designate or correct a destination and a path including a fine movement. SOLUTION: This autonomous moving robot comprises a position and attitude measuring unit 3 for measuring the position and the direction of the robot itself, and a product unit 4 for performing the autonomous traveling to the pre-programmed destination based on the measured result of the position and the attitude by the position and attitude measuring unit 3, and further comprises an operation detection unit 5 for detecting the operation intended by an operator. The control unit 4 also performs the movement and the change in attitude intended by the operator based on the detected result by the operation detection unit 5. The movement and the attitude can also be changed by the operation input to the operation detection unit 5 in addition to the numerical input.
Patent JP-2002038508-A (JP)
Title: Locking device of cover for underground structure
Inventor: KAWASE HIROSHI
IPC: E02D29/14
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To easily form a closed structure, and to facilitate maintenance by a simple structure in a cover for an underground structure opened and closed through a bar hole. SOLUTION: The locking device has a cover body 1, a frame body 2, a lock body 3 and a bar-hole closing body 4. The lock body has an engaging projection engaged with an engaging recessed section formed to the frame body, a pair of supporting shafts rotatably installed to a lock mounting section and a bar-hole closing-body supporting section supporting the bar-hole closing body positioned among the axial centers of the supporting shafts and the inner circumferential surface of the frame body. The bar-hole closing body is brought into contact with the inner circumferential surface of the frame body while being rotatably supported by the bar-hole closing-body supporting section formed to the lock body.  The lock body has an urging means urging the lock body in the inner-circumferential surface direction of the frame body centering around a pair of the supporting shafts rotatably secured to the lock mounting section and the bar-hole closing body has an urging means urging the bar-hole closing body in the direction of the closing of the bar hole centering around the bar-hole closing-body supporting section respectively.
Patent JP-2002036783-A (JP)
Title: Holder for bar-like solid matter
Inventor: OKUI NOBUYUKI
IPC: B43K24/06
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To hold a bar-like solid matter and take it in and out from a tip without rotating it. SOLUTION: A inner cylinder 3 having an inner diameter into which the bar-like solid matter can be inserted and long holes 2 at its inner wall is inserted into an outer cylinder 4 and their tips are fixed each other. Between the inner cylinder 3 and the outer cylinder 4, an intermediate cylinder 6 having spiral grooves 5 inside is inserted rotatably. A base plate 9 for putting the solid matter is arranged movably in the length wise direction and projections 10 provided on the periphery are fitted into the spiral grooves 5 inside the intermediate cylinder 6 through the long holes 2. A locking component 12 is set at the tips of the inner and outer cylinders 3 and 4. By rotating the intermediate cylinder 6, the base plate 9 is moved to control the length of projection of the solid matter.