baber/WOPTO huggingface dataset:
Patent JP-2001291339-A (JP)
Title: Data reproducing system from optical disk
Inventor: TAGUCHI MASAKAZU
IPC: G11B7/005
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a data reproducing system of an optical disk which can correctly detect data by assuring a detection margin for data detection. SOLUTION: This data reproducing system is achieved by having a signal reproducing means, a sampling means which samples reproduced signals at prescribed timing, an equalization processing means which executes the equalization processing of the sampling data in accordance with an equalization target value, a maximum likelihood data detecting means which defines the most likely data to be reproduced in accordance with the sampling data subjected to the equalization processing, a data forming means which forms recording data from the data defined by the maximum likelihood data detecting means in accordance with the sampling data subjected to the equalization processing in the data regions in respective sectors and a equalization target value computing means which computes the equalization target value in accordance with the sampling data obtained in VFO regions in respective sectors.
Patent JP-2002276133-A (JP)
Title: Floor structure
Inventor: YOSHIDA HIDEKAZU
IPC: E04F15/00
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a floor structure which is high in sound insulating properties, capable of preventing propagation of vibrations, and contributes to simplification and noise reduction during construction thereof. SOLUTION: The floor structure is constructed by arranging bearing legs (2) on a slab (1), and juxtaposing and mounting floor substrate panels (3) on the bearing legs (2). According to the floor structure thus constructed, wall-end bearing legs (5) are raised along a wall surface (4), and a horizontal member (6) is erected on the horizontal legs (5), followed by juxtaposing and mounting the floor substrate panels (3) on the horizontal member (6) and the bearing legs (2).
Patent JP-2002278917-A (JP)
Title: Image data transfer system
Inventor: KADOWAKI YUKIO
IPC: G06F13/28
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To provide an image data transfer system where performance is not deteriorated. SOLUTION: An image data transfer system 100 is provided with a RAM 101 storing data, a following PCI target 102, an image processing part 103 inputting image data in a line unit and performing an image processing and a PCI bus 104 as the transfer means of image data between the blocks. The image processing part 103 inputs data for one line from the RAM 101 and the PCI target 102 and performs PCI access showing line data transfer termination at every time.
Patent JP-2002279402-A (JP)
Title: Preparation device for contact lens dictionary and personal identification system
Inventor: OKADA HAJIME
IPC: G06T7/00
Filed: 2001-03-22
Abstract: PROBLEM TO BE SOLVED: To enhance accuracy of personal identification by detecting a registrant and an identification subject to be wearing colored contact lenses and after removing the colored contact lenses, conducting a new registration and identification processing of an iris code. SOLUTION: This contact lens dictionary preparation device comprises a rotatable fixing table 1 for fixing the contact lenses, a camera 2 for photographing the contact lenses fixed on the fixing table 1, and a control device 3 for controlling the fixing table 1 and the camera 2, preparing feature data of the contact lenses from an image taken by the camera 2, and holding it, the device prepares and holds the iris code for 360 deg. angle of the colored contact lenses, collates the iris code of the colored contact lenses with the iris code of the identification subject and when the iris code of the registrant or the identification subject matches with the iris code of the colored contact lenses, makes the registrant or the identification subject remove the colored contact leases.
Patent JP-2002287562-A (JP)
Title: Fixing device for image forming apparatus
Inventor: SEKI TAKAYUKI
IPC: G03G21/00
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a fixing device for an image forming apparatus, that can prevent excess temperature rise of a fixing roller in the case of starting, degradation due to irregularity of temperature and defective fixation at the initial stage of start of printing by smoothly heating the fixing roller and smoothly and promptly raising the temperature. SOLUTION: When an upper limit of fixable temperature of the fixing device 1 for image forming apparatus is Tu, setting temperature Th at which a heater 2A, etc., is turned off is controlled by changing the temperature as Tu>Th in the case of the start of the image forming apparatus, as Tu=Th when the fixing roller 2 is rotated in the case of activation or standby and as Tu<Th when the fixing roller 2 is stopped according to an operating state. In addition, in the case of a mode except a starting mode, a rotating operation of the fixing roller 2 is started simultaneously as lighting of the heater 2A, etc. In addition, the heater is strongly heated by switching power requirements to the heater until a lamp of a scanner S is lit.  After completion of a fixing operation, heat is radiated by continuing rotation of the fixing roller 2 for a while irrespective of a lighting state of the heater.
Patent JP-2002289721-A (JP)
Title: Package for storing semiconductor element
Inventor: KOBAYASHI YOJI
IPC: H01L23/10
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To effectively prevent junction break due to thermal stress or external mechanical shock in a package for storing a semiconductor element. SOLUTION: The package for storing the semiconductor element, which comprises an insulating substrate 1 having a mounting part 1a of the semiconductor element 6 on its upper surface, an approximately square-shaped frame 2 bonded so as to surround the mounting part 1a on the upper surface of this insulating substrate 1, and an approximately square flat plate-shaped metal cover 3 bonded via a sealing material 4 on the upper surface of this frame 2, is characterized in that in the metal cover 3 the thickness of a region 3a facing the corner part of the frame 2 is more than 20 μm thinner and is more than 1/2 of the thickness in comparison with the thickness of a region 3b facing an opening part of the frame.
Patent JP-2002288620-A (JP)
Title: Ic card and manufacturing method therefor
Inventor: MONOBE YASUHIRO
IPC: B42D15/10
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide an IC card, in which a stack will not be inclined, even if a large number of IC cards are superposed to form a high stack. SOLUTION: A part 1 is projected to a projection shape due to the effects of an IC chip and a module part existing on the inside. A part 2 is slightly projected to a projection shape, due to a thin flat substance in the form of a strip of fancy paper existing in the the inside. The part 1 and the part 2 substantially become the same thickness. In the case where the IC cards are superposed in the same direction, the slightly thick parts of the upper and lower IC cards become a symmetrical position.  Since the thickness of the two positions is approximately the same, in the case with a plurality of IC cards being superposed, only the part 1 where the IC chip and the module part exist will not become high, and the part 2 positioned at the approximately symmetrical position and having substantially the same thickness becomes the same height, so that the IC cards are balanced and are will not be inclined.
Patent JP-2002287595-A (JP)
Title: Image forming apparatus
Inventor: IKEHATA YOSHIAKI
IPC: G03G21/10
Filed: 2001-03-26
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus whose cost is reduced by reducing the number of expensive components. SOLUTION: The image forming apparatus has a waste toner recovery bottle 5 to be mounted at a lower position of a toner ejection port 1 of the image forming apparatus and to store waste toner, a movable shutter 18 to prevent leakage of the waste toner from the toner ejection port 1 by moving to the lower position of the toner ejecting port 1 when the waste toner recovery bottle 5 is not mounted, a bottle detecting means to detect presence/absence of the waste toner recovery bottle 5 and a toner fill-up detecting means 16 to detect that the waste toner in the waste toner recovery bottle 5 is filled up, and the apparatus is constituted so that the bottle detecting means is also used at the toner fill-up detecting means 16 by forming a projected part 18b which can be detected by the toner fill-up detecting means 16 at a lower part of the movable shutter 18.
Patent JP-2002286004-A (JP)
Title: Press-fitted fixing structure comprised of synthetic resin member and sheet metal member
Inventor: MURATA KYOICHI
IPC: B60J3/00
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To prevent generation of a concave portion caused by shrinkage of resin while limiting an enlarged diameter of a radial tacking and also prevent damage of a boss portion when rotating and tensile force acts on the sheet metal member in press-fitted fixing structure fixing both members by press- fitting the boss portion protruded in a synthetic resin member into the radial tacking formed in the sheet metal member. SOLUTION: In the press-fitted fixing structure comprised of the synthetic resin member and sheet metal member fixing both members 1 and 3 by inserting the boss portion 2 protruded on the surface of the synthetic resin member 1 into radial tacking of stamped through in the sheet meta member 3, the cross- sectioned shape of the boss portion 2 is formed in a cross-shape, and the radial tacking is formed to a shape having a cross-shaped groove 5 that is proportioned to the boss portion and that is also getting widened outward. The pointed end portions of four pieces of tongue pieces 4a, 4b, 4c, and 4d of the radial tacking formed among the grooved 5 are organized to keep in contact with the side face of the boss portion.
Patent JP-2002170390-A (JP)
Title: Semiconductor memory
Inventor: KOBAYASHI SHINICHI
IPC: G11C16/06
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To reduce power consumption and to suppress layout area in a semiconductor memory performing page mode read-out. SOLUTION: In this semiconductor memory, K addresses from the first to Kth (K: integer of 2 or more) in which one part of bits are common are inputted. Each data block DB is divided into plural sub-data blocks SDB, and plural sense amplifier circuits SA are provided corresponding respectively to the plural sub-data blocks SDB. In each data block DB, read-out data of K pieces are selected responding to a first address input. Each of read-out data of k pieces is amplified by one circuit selected successively responding to each of address input out of plural sense amplifiers SA and outputted successively.
Patent JP-2001340806-A (JP)
Title: Technique for laminating floor moisture-permeable coating film
Inventor: KANESHIRO FUMIO
IPC: C09D175/04
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a method for applying a poured flooring in which swelling, floating cracking and peeling are prevented from occurring and coating film physical properties such as dust-proofness, non-slip properties and chemical resistance are excellent, and further, by which the floor can be smoothly finished. SOLUTION: A polymer cement filling compound for surface preparation which forms a coating film showing 40 g/m2/24 h or more water vapor permeability by JIS K5400 Testing Method For Paintings 8.17, 20 N/mm2 or more compression strength by JIS A6916 (Filling Compound for Surface Preparation) at 6.13, and I N/mm2 or more adhesion strength by the same method at 6.14 and a facing material which forms a coating film showing 40 g/m2/24 h or more water vapor permeability by JIS K5400 8.17, are sequentially laminated on the floor face.
Patent JP-2002290228-A (JP)
Title: Output buffer
Inventor: SATO MASATOSHI
IPC: H03K19/0175
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide an output buffer capable of a high-speed operation with small power consumption which has a high degree of freedom of layout in the case of one chip integration, can easily take countermeasures against an ESD(Electrostatic Discharge) and latch-up while suppressing overshooting and undershooting. SOLUTION: A transistor(TR) P3 (N3) is in diode connection between a power supply terminal VDD (VSS) and an output terminal OUT by transfer gates 4, 5 respectively, an output signal driven by a CMOS inverter 3 and the TR P3 or N3 at the initial state of a change and then by the CMOS inverter 3 only after that so as to suppress overshooting/undershooting while keeping high-speed operation.
Patent JP-2002250692-A (JP)
Title: Instrument and method for measuring oil concentration in oily water containing contaminant
Inventor: HIYAMA YASUHIRO
IPC: G01N21/49
Filed: 2001-02-22
Abstract: PROBLEM TO BE SOLVED: To improve constitution of a measuring cell and an oil concentration detecting part for enhancing effect for reducing errors. SOLUTION: A photoreceptive element 3 is provided along the direction of light emitted from a light source 2, the direction is set to zero degree as viewed from the center of the cell, and photoreceptive elements 4, 5 are provided at two different angles in a space zone of 0-90 deg. around an axis thereof.  A level of scattered light of oil is captured mainly, based on an output from the photoreceptive element in a 0 deg. side out of the two angles, a level of reflected light of a contaminant is captured based mainly on the output from the photoreceptive element in a 90 deg. side out of the two angles, a level of transmitted light reduced by scattering caused by the oil and the contaminant is captured, based mainly on an output from a transmission light photoreceptive element set at the 0 deg. position, and computing is conducted to remove the influence of the concentration of the contaminant using a mutual relation between the outputs, so as to measure the oil concentration.
Patent JP-2002297310-A (JP)
Title: Three-dimensional shape plotting system provided with inner force sense grid
Inventor: YAMADA TOSHIRO
IPC: G06F3/033
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a three-dimensional shape plotting system capable of operating video directly by facilitating the recognition of an absolute position in vertical space by an inner force sense grid and equalizing the presenting space of a stereoscopic video and an operation space for performing input operation to each other. SOLUTION: The three-dimensional shape plotting system is provided with a display device for displaying a prescribed virtual space visually, an input device 17 for inputting information on plotting operation to be carried out by a user 2, a tactile force presenting device 24 provided at the device 17 for presenting tactile force sense to the plotting operation, a plotting means 27 for plotting an object in a three-dimensional shape on the virtual space based on information inputted from the device 17, a grid arrangement means 29 for arranging a grid in the virtual space based on a prescribed rule, and an inner force sense control means 32 making the device 24 present the tactile force sense corresponding to the positional relation between a pointer showing the plotting position of the plotting operation and an optional grid.
Patent JP-2002300398-A (JP)
Title: Image processor
Inventor: MAEDA MAMORU
IPC: H04N1/405
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To prevent a size of IC from being increased when IC processing is applied to a plurality of different gradation processing circuits. SOLUTION: A 1×1 dither processing section 1, an m×n dither processing section 2, an adaptive dither processing section 3, and an error diffusion processing section 4 use a common memory M1 and common FIFO memories M2, M3 in common and when the use of the memories is in contention, a gradation processing circuit not causing the contention is selected.
Patent JP-2002296534-A (JP)
Title: Image recorder
Inventor: HORI HISAMITSU
IPC: G02B26/10
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide an image recorder with which an image of good quality can be plotted by reciprocating scanning. SOLUTION: An image recorder 10 has a deflector 12 which performs the two-dimensional reciprocating scanning of reflected light by turning a deflection mirror 22 around two shafts. The deflector 12 has a micro scanner 20 having the deflection mirror 22 turnable around the two shafts which intersect perpendicularly with each other. The deflection mirror 22 is turned around a beam 24X, while performing the reciprocating scanning of the reflected light on a recording material 16 in the main scanning direction U by vibrating the deflection mirror 22 around a beam 24Y with a micro scanner 20. Thereby, position correction to move the position of reflected light to the feed direction of the recording material 16 is carried out according to the feed in a subscanning direction V.  Since the position of the reflected light is adjusted in the subscanning direction, the space between adjacent main scanning lines can be fixed.
Patent JP-2002295786-A (JP)
Title: Tool and method for repairing live line valve
Inventor: MIZUKAMI TAKASHI
IPC: F16L55/18
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a repairing tool and a repairing method for a live line valve capable of easily repairing a pressure-proof part under pressure from a control valve interposed in the live line pipe. SOLUTION: This repairing tool comprises a connection bar for connecting forward ends of a pair of stays, the connection bar comprises a tool body 1 separable from middle parts of the stays by a connection part provided on the upper position, a tool fixing piece for fixing a base end part of the tool body to a repairing work part side, and a valve rod holding bar for holding a valve rod V3 provided on the connection bar. This repairing method comprises a step of fixing the tool body 1 to the repairing work part side by the tool fixing piece, a step of holding the valve rod V3 by the valve rod holding bar, a step of loosening a packing holder V5 and a valve lid V4 and moving them to the valve rod holding bar side, and a step of dividing the tool body 1 by disconnecting the connection part of the stays.
Patent JP-2002292546-A (JP)
Title: Grinding machine provided with steady rest and its grinding method
Inventor: SHINNO YASUO
IPC: B24B41/06
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To improve grinding accuracy by preventing a roundness error due to a revolving motion error of a crank pin. SOLUTION: Both ends of a crankshaft W having a plurality of axially arranged crank pins P1-P4 are supported by a head stock 17 and a tail stock 18 so as to rotate about a journal axis. Therefore, the crank pins revolve around the journal axis. Both of rough grinding and finish grinding of the crank pins are carried out by controlling a wheel head 8 rotatably holding an abrasive wheel 14 in synchronization with the revolution of the crank pins around the journals. After rough grinding has been carried out by holding journals J2-J4 by a steady rest 30, finish grinding is carried out releasing the holding by the steady rest 30. Therefore, in the rough grinding, deflection of the crank shaft W due to grinding resistance of the abrasive wheel 14 is prevented, and in the finish grinding, roundness of the journals J2-J4 do not affect the revolving motion of the crank pins P1-P4.
Patent JP-2001309903-A (JP)
Title: Automatic correction of mri projection imaging
Inventor: MCGEE KIARAN P
IPC: G01R33/567
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a means for correction of imaging obtained from MRI data by conducting an automatic correction processing. SOLUTION: An artifact in motion is corrected by repeated use of an automatic correction processing on MRA imaging. In the automatic correction processing, correction is performed, and the definition of a reconstruction imaging produced as a result of the correction is measured. While correction is performed to three-dimensional data obtained, the standard method for measuring the definition is applied to two-dimensional projection imaging.
Patent JP-2002298478-A (JP)
Title: Disk driver
Inventor: OTA ATSUSHI
IPC: G11B17/028
Filed: 2001-04-02
Abstract: PROBLEM TO BE SOLVED: To provide a chucking mechanism with a simple configuration suitable for a small-sized disk driver by which a disk can easily be loaded/ejected without causing a disk to be jumped up or a chuck to be released due to a shock. SOLUTION: In the disk driver provided with the chucking mechanism that loads a disk 1 to a hub 4 of a spindle motor through a magnetic attracting force, the chucking mechanism is configured with a ring-shaped permanent magnet 2 that is multi-pole-magnetized. A method of indexing and moving a magnetizing yoke comprising a couple of N-pole and S-pole yokes on the surface of a ring-shaped magnet main body in its circumferential direction is adopted for the multi-pole magnetization to the ring-shaped magnet main body.
Patent JP-2002301602-A (JP)
Title: Lathe
Inventor: KOIKE HIDEJI
IPC: B23B19/02
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To perform phase decision by a simple constitution for a deformed workpiece supported by a main spindle. SOLUTION: This lathe is provided with a main spindle 1 capable of supporting a deformed workpiece W and a workpiece phase decision means 18 coming into contact with the deformed workpiece W supported to the spindle 1 to perform phase decision in the direction of rotation of the workpiece W. The workpiece phase decision means 18 is mounted in a tool rest. A correction means 37 setting a rotated angle a of the spindle 1, when phase decision is performed by the workpiece phase decision means 18, as a correction means is provided. This correction means 37, when a main spindle index command 38 is executed, corrects a command value of a main spindle rotational phase by a main spindle control means 34 through the correction value.
Patent JP-2002303839-A (JP)
Title: Multi-layered mangetooptic element and its manufacturing method
Inventor: TOKUNAGA TAKASHI
IPC: G02F1/09
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To provide a multi-layered Faraday rotator which has a large Faraday rotational angle and high light transmissivity and its manufacturing method. SOLUTION: This manufacturing method for a multi-layered magnetooptic element has a process of forming a cyclic structure laminated base film by cyclically laminating on a transparent substrate a 1st dielectric material thin film which has a 1st refractive index and a 2nd dielectric material thin film which has a 2nd refractive index lower than the 1st refractive index, a 1st heat-treating process of heat-treating the cyclic structure laminated base film up to above temperature where the stress deformation of the cyclic structure laminated base film is removed, a process of laminating a magnetooptic material thin film on the heat-treated cyclic structure laminated base film, and a 2nd heat-treating process of heat-treating the magnetooptic material thin film for crystallization.