baber/WOPTO huggingface dataset:
Patent JP-2002055656-A (JP)
Title: Liquid crystal display device
Inventor: YAMAGUCHI IKUHIRO
IPC: G09G3/20
Filed: 2000-08-08
Abstract: PROBLEM TO BE SOLVED: To provide a liquid crystal display device, having improved display quality by reducing flickers and vertical strokes, and having a high numerical aperture. SOLUTION: The device is provided with many pixel electrodes 10 which are arranged in the vertical and horizontal directions; gate lines 12 which are arranged in a row direction at the vicinities of the electrodes 10; datalines 13, which are arranged in a column direction at the vicinities of the electrodes 10 and auxiliary capacitive lines 14 which are arranged in the row direction, in parallel with the lines 12. Different waveform voltages are applied in each row of the lines 14, so that the parasitic capacitance with respect to the gate line cancels the contributed portion of the changes in pixel potential in driving. With such a constitution, adverse effects due to parasitic capacitances are reduced, display deterioration caused by flickers and vertical strokes is suppressed, and auxiliary capacitances are made small, and high numerical apperture is achieved.
Patent JP-2002054758-A (JP)
Title: Solenoid valve controller
Inventor: IWASAKI KATSUYA
IPC: B60T8/36
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To provide high control precision by an inexpensive means by detecting changes of a drive characteristic in a solenoid valve by a means using simple computation and carrying out compensation based on the detection. SOLUTION: A solenoid valve controller is provided with a current feedback control part 30 which detects a monitor current value when at least two different feedback drive control signals set in advance among signals outputted by a gate valve PWM drive circuit 29 are outputted, obtains a feedback operation characteristic which is an operation characteristic of the solenoid valve at the time based on a duty ratio of these feedback drive control signals and the monitor current value, and applies compensation when the drive control signal is outputted based on the feedback operation characteristic.
Patent JP-2002054952-A (JP)
Title: Automatic adjustment device and automatic adjustment method for lissajous signal in linear scale
Inventor: KAMIHIRA TAKAHISA
IPC: G01D5/34
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To automatically adjust the Lissajous signal of a linear scale. SOLUTION: The signal level (peak value) of the phase A is measured and converted into a digital signal. A voltage value obtained by cutting the peak value of the digital signal voltage of the phase A undergone the analog-digital conversion by half is provided as a common level COM1. A controlling microcomputer 44 calculates the level difference between a common level COM of a reference value and the common level COM1 of the phase-A signal, and corrects an offset portion to set the common level COM and the common level COM1 in common. Then, the controlling microcomputer 44 measures the amplitude of the phase-A signal, and calculates its difference from the amplitude of the reference value, operates the variable resistor EVR1 of a gain adjuster 41 to correct it, and thus sets the amplitude of the reference value and that of a signal L1 in common.
Patent JP-2001140070-A (JP)
Title: High density plasma source for ionized metal deposition
Inventor: FU JIANMING
IPC: H05H1/46
Filed: 2000-08-14
Abstract: PROBLEM TO BE SOLVED: To develop a small high magnetic field magnetron giving a coverage sufficient for promoting deep positive hole filling and the continuous self- sputtering of copper. SOLUTION: A magnetron particularly advantageous for low pressure plasma sputtering or continuous self-sputtering in which a target coverage is sufficient though the area is small is provided. This magnetron contains an external magnetic pole face 68 surrounding an internal magnetic pole face 62 together with a gap 70 therebetween. The external magnetic pole of the magnetron in this invention is smaller than a circular magnetron similarly elongating from the center of the target to the circumference. As the different forms, a loop shape, an oval shape, an egg shape, a triangle shape and a triangle shape in which an arc is fitted to the circumference of the target are included. The small form enables the application of high electric power density on the actual region of the target to be sputtered.  Preferably, the magnetic flux generated by the external magnetic pole is higher than that generated by the internal magnetic pole.
Patent JP-2002058635-A (JP)
Title: Imaging device for endoscope
Inventor: AKIBA HARUO
IPC: G02B7/02
Filed: 2000-08-17
Abstract: PROBLEM TO BE SOLVED: To provide an imaging device for endoscope, which can stably fix a housing mounting a drive means to move a part of movable lenses constituting an objective optical system together with the objective optical system, etc., in the direction of the optical axis onto the tip end hard part and smoothly move the movable lenses to prevent blurring and jumping during moving the movable lenses. SOLUTION: A housing 55 constituting an observation device 33 is mounted on a containing part 60 on the tip end main body 20. An abutting wall 60a is almost linear wall face lacking a part of side face at a position in the base end side. Upper and lower parts of the abutting wall 60a are made arc walls 60b, 60c and parallel walls 60d, 60e mutually parallel. One side face 55a of the housing 55 abuts on the abutting wall 60a and the other side face 55b abuts on cramping parts 62b, 62c of the fixing part 62. The lower face is made an abutting face part 62e abutting on the lower parallel wall 60e and the upper face part is made a pushed face 62d engaged with a screw 63 screwed into the upper parallel wall 60d.
Patent JP-2002059853-A (JP)
Title: Rotational support structure of tilt steering
Inventor: YABUZUKA MITSUO
IPC: B60R21/05
Filed: 2000-08-18
Abstract: PROBLEM TO BE SOLVED: To provide a support structure of a rotational center part of a tilt steering providing a stable rotational movement with little play in a tilt adjustment and a shock absorbing function in a collision. SOLUTION: An oblong hole part A1 of a column support member A fixed on a front wheel side of a steering column 15 is connected to a rotational support bracket B fixed on a vehicle body side through a shaft support member 10. The shaft support member 10 is encircled and supported at a front wheel side end of the oblong hole A1 by a partition member 4 formed in the oblong hole A1. The partition member 4 is crashed in collision to make the oblong hole A1 movable to the front wheel side against the shaft support member 10.
Patent JP-2002060224-A (JP)
Title: Ferrite material
Inventor: AOKI TAKUYA
IPC: C01G49/00
Filed: 2000-08-21
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive ferrite material having high initial magnetic permeability, excellent anti-stress characteristics, little change in the inductance against compressive stress, and loose change in the magnetic permeability with temperature change. SOLUTION: The ferrite material contains as the main component, iron oxide by 46.0 to 49.0 mol% in terms of Fe2O3, copper oxide by 4.0 to 11.0 mol% in terms of CuO, zinc oxide by 30.1 to 33.0 mol% in terms of ZnO and the balance nickel oxide, and further contains as sub components, cobalt oxide by 0.005 to 0.03 wt.% in terms of CoO, bismuth oxide by 0.1 to 1.0 wt.% in terms of Bi2O3, silicon oxide by 0.1 to 0.6 wt.% in terms of SiO2, and magnesium oxide by 0.05 to 1.0 wt.% in terms of MgO.
Patent JP-2002064824-A (JP)
Title: Method and apparatus for encoding image as well as recording medium
Inventor: TAKEO HIDEYA
IPC: H04N19/196
Filed: 2000-08-22
Abstract: PROBLEM TO BE SOLVED: To prevent a deterioration of a part of an important structure in an image when transforming and encoding image data by a wavelet transformation or the like. SOLUTION: A method for encoding the image comprises the step of wavelet transformation the image data S0 to obtain a coefficient signal K. The method further comprises the steps of forming a histogram H of the data S0, and calculating an entropy value E of the data S0 from the histogram H. The method also comprises the steps of deciding a quantization bit distribution. Accordingly, a dispersed value of the entropy value E is larger, the quantization bit distribution becomes greater, and quantizing the signal K by the decided quantization bit distribution to obtain a quantization coefficient signal RK. Thus, the signal RK is encoded to obtain encoded data F.
Patent JP-2002059692-A (JP)
Title: Transferring tool for correction tape, adhesive tape or the like
Inventor: ISODA TAKASHI
IPC: B43L19/00
Filed: 2000-08-23
Abstract: PROBLEM TO BE SOLVED: To provide a transferring tool for a correcting tape, an adhesive tape or the like, which has merits such as no anxiety of the attaching and detaching of a transferring tape and its easy exchanging work and with which the recycling properties of a casing part can be enhanced. SOLUTION: The transferring tool consists of a hollow case main body providing opening parts at both its front and rear ends, a lid body, one end of which is pivotally connected through a hinge mechanism to the case main body so as to make the rear end opening part of the case main body openable and closable and, at the same time, the other end of which is made to be engageable with the case main body, and an exchangeable cartridge, at the front end of which a transferring head is provided and, at the rear of the transferring head, which integrally holds both the feeding reel of the transferring tape and the recovering reel of used tape and then which is inserted through the rear opening part of the case main body so as to allow to expose the transferring head to the front opening part of the case main body and, at the same time,  to allow to be taken through the rear end opening part outside of the case main body in order to be attachable to and detachable from the case main body.
Patent JP-2002062974-A (JP)
Title: Application window switching device for computer
Inventor: YAMAZAKI TAKESHI
IPC: G06F3/033
Filed: 2000-08-23
Abstract: PROBLEM TO BE SOLVED: To quickly and surely perform the switching of an application window in a personal computer screen. SOLUTION: A dial 20 is constituted so as to rotate with clicks, and each position thereof and each application window are preliminarily linked in order. When the dial 20 is rotated, the position is detected, and the application window corresponding to the detected position is read and displayed on the personal computer screen. A pointing device 30 is operated by a thumb, whereby the application window corresponding to the position can be also read and displayed. A plurality of preset buttons 80 are provided, so that the application window selected by the dial 20 is preset to each preset button 80.
Patent JP-2002072700-A (JP)
Title: Image forming device
Inventor: ONUKI TETSUYA
IPC: G03G15/01
Filed: 2000-08-24
Abstract: PROBLEM TO BE SOLVED: To form an excellent image having no image defect by preventing a belt member from being damaged in a stabilizing mode at image non-forming time. SOLUTION: In the stabilizing mode in which photoreceptors 7Y, 7M, 7C and 7K or an intermediate transfer belt (belt member) 2 is rotated in a state where the photoreceptors 7Y, 7M, 7C and 7K are separated from the belt 2, the belt 2 is rotated when the photoreceptors 7Y, 7M, 7C and 7K are rotated, and the photoreceptors 7Y, 7M, 7C and 7K are stopped when the belt 2 is rotated.
Patent JP-2002070422-A (JP)
Title: Starting switch device for automatic door
Inventor: YONEYAMA TAKAO
IPC: E05F15/20
Filed: 2000-08-29
Abstract: PROBLEM TO BE SOLVED: To provide a starting switch device for automatic door that transmits a signal for opening an automatic door by radio when someone touches the device and also a signal detecting a passenger approaching the door when the door is in an opened or closed state without erroneous detection and is reduced in power consumption. SOLUTION: A touch switch 22 is installed to the surface of the automatic door 14 which is slidingly opened and closed and a receiver 20 receives a radio signal transmitted from a transmitting section 32 incorporated in the switch 22 and outputs a door starting signal for opening or closing the door 14. Heat ray switches 28a and 28b which detect infrared radiant energy from an object are installed to the side sections of the switch 22 and the transmitting section 32 outputs the radio signal in response to the detecting signals of the switches 28a and 28b or the operating signal of the switch 22.
Patent JP-2002078385-A (JP)
Title: Motor driver
Inventor: KURAHASHI MASAHIRO
IPC: H02P8/12
Filed: 2000-08-30
Abstract: PROBLEM TO BE SOLVED: To prevent strong motion step out at acceleration control performed at rotation start of a motor or the occurrence of discomforting sound. SOLUTION: In a motor driver which employs a constant current chopper control system for controlling a drive current to be constant for a motor which rotates, switching its exciting phases in the order, such as a stepping motor, etc., a constant-current chopper control circuit compares the reference voltage set by a potential-dividing resistance for reference with the voltage value of the resistance for current detection detected by the current flowing to the motor, by means of a comparator, and performs the on/off control of the current flowing into the motor, based on the comparison result. Further, a filter is connected between the resistance for current detection and the comparator. The time constant of the filter can be switched, and the time constant is switched, depending on the condition of the motor.
Patent JP-2001195008-A (JP)
Title: Display device and method for manufacturing display device
Inventor: YAMADA JIRO
IPC: H05B33/10
Filed: 2000-09-04
Abstract: PROBLEM TO BE SOLVED: To provide a display device of an active matrix type which can assure the light emitting intensity of display elements within a display surface and can improve display performance. SOLUTION: This display device has lower electrodes 10 which are patterned and formed by each of respective pixels a, organic layers 11R, 11G and 11B which have at least organic light emitting layers and are disposed in the state of covering the lower electrodes 10 and upper common electrodes 12 which are disposed on the organic layers 11R, 11G and 11B in the state of covering all the pixels a. The device described above is provided with ribs 14 which are the spacers of a mask to be used in patterning and forming the organic layers 11R, 11G and 11B as auxiliary wiring connected to the upper common electrodes 12 between the respective pixels a under the upper common electrodes 12. As a result, the voltage drop of the upper common electrodes 12 is suppressed and the space saving between the pixels a is made possible.
Patent JP-2001145875-A (JP)
Title: Bioremediation process using bacterivorous protozoa
Inventor: MATTISON RICHARD GEOFFREY
IPC: C12N5/07
Filed: 2000-09-05
Abstract: PROBLEM TO BE SOLVED: To provide a bioremediation method for increasing the efficiency of both in-situ and bioreactor bioremediation processes involving the biodegradation of an organic pollutant including petroleum derived hydrocarbons by using bacterivorous protozoa (particularly flagellates). SOLUTION: The bacteriovorous protozoa is added alone or in combination with appropriate bacteria to contaminated sites or bioreactors in order to facilitate and enhance bioremediation.
Patent JP-2002080617-A (JP)
Title: Thermoconductive sheet
Inventor: HIDA MASAYUKI
IPC: C08K3/38
Filed: 2000-09-06
Abstract: PROBLEM TO BE SOLVED: To provide a thermoconductive sheet with a more improved thermal conductivity that can be prepared with a simpler manufacturing method. SOLUTION: This thermoconductive sheet is composed of a polymer composition filled with a boron nitride powder. The boron nitride powder is magnetic- field oriented in a certain direction. The powder preferably comprises a boron nitride having a hexagonal crystal structure as a main component. More preferably, the thermoconductive film has a diffraction peak strength ratio (<002>/<100>) of <1.5 that is a ratio of the diffraction peak strength at plane <002> to that at plane <100> determined by X ray diffraction patterns obtained by X ray irradiation in the thickness direction of the sheet. Accordingly, it is possible to have a boron nitride powder in a polymer composition highly oriented in a certain direction so that a thermoconductive sheet with an excellent thermal conductivity can be obtained.
Patent JP-2002084469-A (JP)
Title: Program automatic channel selection device
Inventor: NISHIYAMA NORIYUKI
IPC: H04N5/445
Filed: 2000-09-07
Abstract: PROBLEM TO BE SOLVED: To provide a program automatic channel selection device that continuously makes automatic channel selection at one setting of a channel selection condition and allows a viewer to select a program when there are programs in matching with the channel selection condition. SOLUTION: An entry means 27 such as a remote commander sets and enters a channel selection condition and a memory 17 stores the entered channel selection condition. Channel selection conditions may be set. A channel selection condition retrieval section 20 generates an automatic channel selection schedule on the basis of the channel selection condition and program information stored in the memory 17. After the channel selection condition is once entered, a control section 19 periodically and automatically generates and stores a schedule. When there are programs in matching with the channel selection condition, it is displayed on an OSD and a slave screen to urge a viewer to select any of them.
Patent JP-2002085029-A (JP)
Title: Electron beam irradiator
Inventor: MOTOI HIROBUMI
IPC: G21K5/04
Filed: 2000-09-07
Abstract: PROBLEM TO BE SOLVED: To provide an electron beam irradiator designed to convey powdery granules via a vibratory conveyor, draw electron beams into the atmosphere and irradiate the powdery granules with the electron beams through solving such a problem that, powdery granules get stagnant at the downstream end plate as part of a vibratory conveyor trough encircling an irradiation window and are spoiled, resulting in contaminating a to-be-treated material. SOLUTION: This electron beam irradiator has such a construction that a downstream end plate as part of a trough encircling an irradiation window represents a slope facing inside without being rectangular to the advancing direction of powdery granules to be irradiated.
Patent JP-2001124584-A (JP)
Title: Locator device
Inventor: ISHIGAMI TADATOMI
IPC: G01C21/06
Filed: 2000-09-08
Abstract: PROBLEM TO BE SOLVED: To solve the problem, where a signal being outputted from a gyro constantly is processed in a complex manner and hence processing time becomes longer, since the range for calculating an offset is set according to the change rate of the signal which is outputted from the gyro is set and the offset is obtained by using a signal being outputted from the gyro, while the yaw rate of a vehicle is not being generated, and also detection is made by mistake while driving at a constant turning angular velocity. SOLUTION: This locator device is provided with an offset detection means for updating the amount of offset obtained during the last vehicle stop to the amount of offset obtained during the current vehicle stop under the condition, where the offset between the amount of offset obtained during the last vehicle stop and the amount of offset obtained during the current vehicle stop is within the range of drift being determined by lapse time after the previous vehicle stop.
Patent JP-2002079191-A (JP)
Title: Device for cleaning member
Inventor: ENDO MITSUHIRO
IPC: H01L21/304
Filed: 2000-09-08
Abstract: PROBLEM TO BE SOLVED: To provide a member cleaning device in which the deposited materials, the accumulated cleaning liquid, or the like, in a groove part and a bent part can easily be removed and which enables low-cost cleaning while it is hardly contaminated. SOLUTION: This member cleaning device is provided with a rack 1 to which the member to be cleaned can be fit, a device body for housing the rack, a cleaning liquid supplying mechanism 3 for supplying the cleaning liquid to the rack in the device body to clean the rack and a rack turning-over mechanism for turning over the rack housed in the device body at least upside down.
Patent JP-2002091931-A (JP)
Title: Monitoring and control system
Inventor: KIMIJIMA KAZUHIKO
IPC: G05B23/02
Filed: 2000-09-12
Abstract: PROBLEM TO BE SOLVED: To cope with a reduction in system construction cost and demand for a large-scale system by reducing the number of necessary sockets in each personal computer and each controller connected to the system and exchanging information and instruction while maintaining high reliability. SOLUTION: Respective personal computers 3a to 3m transmit information showing a transmission source and information including operation information, set value information, etc., in a broadcasting method of a multicasting method with one socket provided in respective controllers 2a to 2n in a state of waiting for the broadcasting reception of a UDP/IP method, the respective controllers 21 to 2n receive the information showing the transmission source and the information including the operation information, the set value information, etc., the transmission source is specified by using a socket correspondence table 5 while performing water cleaning, sewage treatment, incineration processing, etc., and an operation output answer set value answer, etc., is also returned to the personal computer of the transmission source.
Patent JP-2002089006-A (JP)
Title: Surface finishing method for fair-faced concrete
Inventor: YOSHIDA AKIRA
IPC: E04F13/02
Filed: 2000-09-14
Abstract: PROBLEM TO BE SOLVED: To improve weatherability of concrete, to prevent wet color (discoloring) of its surface, and to retain design performance and quality of the fair-faced concrete for a long time by following the waterproof material to be coated on the surface to cracking of the concrete. SOLUTION: In this surface finishing method for the fair-faced concrete including a primcoating material coating process coating a water repellent material so as to form a layer 1, a middle coating material coating process coating a waterproof material composed of emulsion based transparent synthetic resin on the surface so as to forma a coating film 2, and a finish coating material coating process coating a solvent-soluble resin waterproof material so as to form a coating film 3, the elastic emulsion based transparent synthetic resin is used for the waterproofing material used for the middle coating material coating process.
Patent JP-2002091128-A (JP)
Title: Image forming device
Inventor: KATAYANAGI HIDETOSHI
IPC: G03G15/16
Filed: 2000-09-18
Abstract: PROBLEM TO BE SOLVED: To reduce a retransfer rate in multicolor superimposed transfer while increasing transfer latitude in monochrome transfer by changing the contact position of a transfer roller between at the time of forming a monochrome image and at the time of forming a color image and bringing an intermediate transfer belt into contact with an image carrier only once at the time of forming the monochrome image. SOLUTION: In this image forming device, plural image carrier units having respective means for electrification, exposure and developing on its periphery is provided, a toner image is formed on each image carrier and primarily transferred to the intermediate transfer belt functioning as an intermediate transfer body by a transfer roller, and then secondarily transferred to transfer material from the intermediate transfer belt, and the intermediate transfer belt is brought into contact with the image carrier only once at the time of forming the monochrome image. The device is constituted so that the transfer roller comes into contact with the intermediate transfer belt within the contact width of a nip between a photoreceptor and the intermediate transfer beat, and the contact position of the transfer roller is different for forming the monochrome image and for forming the color image.