baber/WOPTO huggingface dataset:
Patent JP-2001257338-A (JP)
Title: Solid-state image pick-up device
Inventor: ISHIKAWA MICHIHIRO
IPC: H04N5/369
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a solid-state image pick-up device, which solves the problem of rise in the reverse bias voltage to discharge the electric charge stored in the photoelectric converter and which controls blooming between the adjacent photoelectric converters. SOLUTION: This solid-state image pick-up device is provided an n-type semiconductor substrate 24, a p-type well 27 placed in the middle part of the depth from the surface of 24, photodiodes which are arranged in the form of a matrix on the upper part of the n-type semiconductor substrate 24 and which generates stored charge corresponded to the incident light, and an element isolation region 23 formed between photodiodes 22. In the element isolation region 23, the first p-type element isolation impurity diffusion layer 30 is mounted, and the second p-type element isolation impurity diffusion layer 31 is mounted immediately below it with a clearance.
Patent JP-2001252649-A (JP)
Title: Method for treating colored water containing humic substance
Inventor: YAMAUCHI HIROSHI
IPC: C02F1/28
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a method for treating colored water containing humic substances which is capable of rapidly and easily removing and separating coloring components by a simple device from the colored water containing the coloring components of the humic substances. SOLUTION: The method for treating the colored water containing the humic substances is characterized in that fine-grained ores are brought into contact with the colored water containing the coloring components of the humic substances under conditions of a pH 1 to 2 to adsorb and settle the coloring components in the colored water on the fine-grained ore and that the settled fine-grained ores and supernatant are separated.
Patent JP-2000326229-A (JP)
Title: Powder spouting apparatus and powder spouting nozzle
Inventor: KURIYAGAWA TSUNEMOTO
IPC: B24C5/04
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a powder spouting apparatus or a powder spouting nozzle for blasting operation, capable of fixing working quantity, providing stable working quality, and achieving highly accurate working. SOLUTION: This powder spouting apparatus involving a tank 12 storing powder and a nozzle 3 spouting powder stored in the tank is provided with a powder fluid supply means 18 supplying compressed fluid for intermittently supplying the powder to the nozzle and a continuous fluid supply means 20 for continuously supplying continuous compressed fluid at all time so as to be separated from the compressed fluid for supplying the powder, and formed so that the powder may be spouted when the compressed fluid for supplying the powder is supplied, and only fluid excluding powder may be spouted when the compressed fluid for supplying the powder is not supplied.
Patent JP-2001255262-A (JP)
Title: Accelerated test method of cable
Inventor: SHOJI HIROSHI
IPC: G01N17/00
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To shorten a test period of an accelerated test of a cable. SOLUTION: A primary accelerated test is executed relative to a test body of the cable at 100 deg.C or higher. Elapsed times correlated with optional elongations of the test body obtained by the primary accelerated test are obtained relative to each temperature condition, and Arrhenius' plots in each temperature condition are formed. An activation energy shown by the inclination of each Arrhenius' plot is obtained. A correlation expression between the elongation of the test body and the activation energy is formed. A secondary accelerated test relative to the test body is executed at 100 deg.C or lower. The secondary accelerated test is finished before reaching the life time of the test body. The activation energy at the finish time of the secondary accelerated test is obtained.  The activation energy is substituted into the correlation expression to obtain the activation energy at the life time of the test body. An environmental test is executed in the test condition obtained from the activation energy.
Patent JP-2001257909-A (JP)
Title: Method and device for processing video
Inventor: SHIRATA YOSHINARI
IPC: H04N9/67
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To suppress overshoot in simple circuit configuration with a little gates and to provide desired contour compensation characteristics without ringing or waveform distortion. SOLUTION: Concerning digital input luminance data Yin, in a primary difference detecting circuit 10, an absolute value A and the polarity of a primary difference, which is the difference of data values between a certain pixel and a pixel preceding for one clock, are detected. In a secondary difference detecting circuit 20, an absolute value B and the polarity of a secondary difference, which is the difference in the absolute value A of the primary difference between a certain pixel and a pixel preceding for one clock, are detected. In a secondary difference encoder 30, contour compensation control circuit 40, gain level control circuit 50, contour compensation component generation selecting circuit 60 and contour compensation component superimposing circuit 70, when the primary difference is positive, the absolute value A of the primary difference is added to the original luminance data Yin and when the primary difference is negative, the absolute value A of the primary difference is subtracted from the original luminance data Yin as a contour compensation component F with a small gain as the absolute value B of the secondary difference increases when the secondary difference is negative.
Patent JP-2001260309-A (JP)
Title: Lithographic printer
Inventor: KAWAMURA KOICHI
IPC: B41N1/14
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a lithographic printer capable of printing with good damage resistance, plate wear resistance and image reproducibility by forming an image pattern by a computer-to-plate technology and a simple water developing operation by automatically mounting an original plate for a lithographic printing plate in the printer or automatically platemaking a printing plate without necessity of a water developing treatment. SOLUTION: The lithographic printer comprises a plate cylinder 2 having a mechanism for containing a used image-forming material 4 therein after completion by supplying an image-forming material 5 for a lithographic printing plate from an interior, mounting the material 5 on an outer periphery, and forming and printing the image. In this case, the image-forming material contains a polymer compound having a functional group changing in hydrophilic and hydrophobic properties according to a heat.
Patent JP-2001263433-A (JP)
Title: Low-noise type silent chain
Inventor: HORIE HIROSHI
IPC: F16G13/04
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a low-noise type silent chain which continuously and smoothly engagable with an internal engagement surface through an external engagement surface of link teeth in the engagement with a sprocket, capable of suppressing the engagement noise of the external engagement surface and the vibration noise of the chain, and reducing the noise level of the whole chain. SOLUTION: The internal engagement surface 11 of the link teeth 10a formed on a large number of link plates 10 forming the low-noise type silent chain comprises an arc-shaped engagement starting area 11a arranged on an addendum side of the link teeth 10a and an arc-shaped engagement induction area 11b arranged on a dedendum side, and the radius of curvature Rb and the arc length Lb of the arc-shaped engagement induction area 11b are set to be larger than the radius of curvature Ra and the arc length La of the arc-shaped engagement starting area 11a, respectively.
Patent JP-2000346865-A (JP)
Title: Sensitivity adjusting method for acceleration sensor element
Inventor: TAKAHASHI HIROYUKI
IPC: G01P15/18
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To improve the detection accuracy by providing an acceleration detection element made of a pair of piezoelectric elements as well as flexible plate layed laterally on a support having a hollow part so as to support a weight at the hollow part of the support while it is provided in the vicinity of the weight. SOLUTION: A thee-axis sensor has a substrate 8 in which a flexible plate 3 is layed laterally on a support 2 having a hollow part 7 so as to support a weight 1 being a working body at the hollow part of the support 2. A piezoelectric element 19 having a piezoelectric body 11 on the substrate 8 in such a style that it is held between a lower electrode 9 and an upper electrode 10. The electrode 9 and the body 11 covers the whole surface of the plate 3, and thereon a pair of X-direction electrodes 13, a pair of Y-direction electrodes 14 and a pair of Z-direction electrodes 15 are formed so as to serve as X, Y, Z direction elements. In the X-direction electrodes 13 and the Y-direction electrodes 14, the paired electrode are mutually separated, respectively, while in the Z-direction electrodes 15 the paired electrodes are connected to each other.
Patent JP-2001268371-A (JP)
Title: Device and method for encoding image and computer readable recording medium with program of picture encoding method recorded and device and method for decoding image and computer readable recording medium with program of image decoding method recorded
Inventor: SAIKA HISAFUMI
IPC: H04N1/411
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To reduce the displacement error of an input pattern due to encoding while maintaining encoding efficiency high. SOLUTION: This device includes an input pattern extractor 305 for extracting an input pattern from image data, a central pattern extractor 311 for extracting one central pattern from among the mutually similar input patterns by comparing the extracted input patterns for each part constituting the input pattern, a central pattern image compressor 318 for compressing the image of the central pattern, and an input pattern information compressor 317 for compressing the coordinate position of the input pattern.
Patent JP-2001265435-A (JP)
Title: Information recognizing system for unmanned carrier
Inventor: ADACHI RYUJI
IPC: G06K17/00
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To allow an unmanned carrier to be used for carrying parts in a factory to recognize and utilize large amounts of information carried by a multi-purpose ID tag. SOLUTION: Information from a multi-purpose ID tag 1 arranged along a traveling passage is received by an antenna 2, and the information is divided into absolute address information and the other information by an ID sensor, and outputted. The absolute address information is outputted as a parallel signal from a parallel outputting part 5 to a traveling controller 7 of an unmanned carrier 10, and the other information is utilized for the other use as a serial signal by a serial communicating part 6.
Patent JP-2001264303-A (JP)
Title: Tunnel abnormality monitor
Inventor: YANAGIBASHI MINORU
IPC: E21D9/00
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a tunnel abnormality monitor capable of simply detecting the presence of a crack in a tunnel wall. SOLUTION: A plurality of AE sensors 1a-1n for detecting elastic waves (acoustic emission) are provided in the wall surface 11 of a tunnel 10 along the advance direction of a train 20 (the length direction of the tunnel) at a predetermined interval and the crack in the tunnel wall 11 is detected on the basis of the elastic wave level deviation of the elastic wave levels detected by a plurality of the AE sensors 1a-1n at the time of passage of the train 20 through the tunnel and the set levels predetermined with respect to the AE sensors 1a-1n.
Patent JP-2001264734-A (JP)
Title: Method of manufacturing combined substrate and method of manufacturing liquid crystal display device
Inventor: NAGANO YASUYUKI
IPC: G02F1/1333
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a combined substrate with excellent accuracy in positioning conductive film patterns between both synthetic resin substrates and a method for manufacturing a liquid crystal display device using the same, in the combined substrate formed by sticking a pair of the synthetic resin substrates with the respectively formed conductive film patterns with each other, and in the method for manufacturing the liquid crystal display device using the same. SOLUTION: Before pattern exposure in the step to form transparent electrodes 1b, 2b by working respective transparent conductive films in patterns after forming the respective transparent conductive films on each one side of the pair of the synthetic resin substrates 1a, 2a, the respective synthetic resin substrates 1a, 2a are subjected to drying treatment in vacuum and subsequently are stuck to each other. Also after the drying treatment, the respective synthetic resin substrates 1a, 2a are kept in a less humid atmosphere than that of the step forming the transparent electrodes 1b, 2b as necessary.
Patent JP-2001270538-A (JP)
Title: Container having screwed cap
Inventor: IHOSHI FUMIO
IPC: B65D41/04
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a container having screwed cap which is produced in a simple structure, resistive against loosening of the screwed cap resulting from vibrations during transportation, also resistive against leakage of contents and durable for a longtime use because of its hardly breakable structure. SOLUTION: The container having a screwed cap has a characteristic having a structure wherein one or two or more of protuberances 1 are provided at the lower circumferential wall at the outside of the container mouth part, one or two or more of engaging protuberances 2 are provided at the lower end face or the lower circumferential wall at the inside of the screwed cap, the engaging protuberances ride across the protuberances at the container mouth part when the screwed cap is turned in the direction of closing, the engaging protuberances and the protuberances at the container mouth part are respectively engaged together when the screwed cap is turned in the direction of opening, and thereby turning of the screwed cap is restrained.
Patent JP-2001265578-A (JP)
Title: Information processor and information processing method
Inventor: TSUKIHARA SATOSHI
IPC: G06F9/06
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide an information processor and an information processing method capable of preventing control from shifting to the program of erroneous contents by confirming the correctness of a program to be rewritten. SOLUTION: A ROM 3 is divided into a rewritable area 5 and a non- rewritable area 4, and a rewriting control program is housed in the area 4 to input new data including the rewriting control program to data inputted in order to rewrite the area 5. A control means 2 controls writing of a new program by judging the correctness of new data depending on whether the content of the rewriting control program of the area 4 are equal to there of the rewriting control program of new data.
Patent JP-2000308924-A (JP)
Title: Wire electrode and its manufacturing method
Inventor: BARTHEL BERND
IPC: B23H1/04
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To precisely cut a machining material by using a high speed cutting method by providing a jacket outer layer with composition having a specific rate of zinc for precise cutting and making thickness of the outer layer within a specific range of thickness of the remaining jacket. SOLUTION: An outer layer of a jacket has suitable composition for precise cutting at a rate of zinc over 80%, and layer thickness of the outer layer is made to be up to one fifth of layer thickness of the remaining jacket. As a concrete example, the outer layer of the jacket is advantageous with zinc 100%. An inner layer of the jacket contains 37-60% of zinc. Zinc of the inner layer exists as an alloy of brass, and zinc content is 40-48%. Additionally the inner layer has homogeneous β-structure and/or γ-structure. In case of a cubic crystal lattice like this, zinc atoms can elude from a wire electrode by ignition of arc discharge between a machining material and the wire electrode by they are connected so that consumption is limited on the other hand.  The inner layer has thickness of at least 2.5 μm, and an outer layer of the wire electrode has layer thickness of 0.5-5 μm inclusive.
Patent JP-2001271671-A (JP)
Title: Starting operation method for premixed compression self- ignition engine
Inventor: FUJIMOTO HIROSHI
IPC: F02B43/00
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To establish a starting operation method, capable of smoothly performing starting operation in a premixed compression self-ignition engine 100 performing a compression self-ignition operation by compressing air-fuel mixture of a fuel g1 and gas (a) containing oxygen in a combustion chamber 2 formed within a cylinder 1. SOLUTION: This premixed compression self-ignition engine 100 is constituted as a multi-cylinder engine, provided with a plurality of cylinders 1a, 1b. In each combustion chamber 2a, 2b which are formed within the plurality of cylinders 1a, 1b, an injection ignition operation for compressing the gas (a) containing oxygen, an injecting fuel g2 to the compressed gas (a) containing oxygen and making fuel perform self-ignition is performed, a forced operation process (st1) for starting the operation of the premixed compression self-ignition engine 100 and a transfer process (st2) for transferring by each part of each combustion chamber 2a, 2b to perform injection ignition operation to the compression self-ignition operation are executed successively.
Patent JP-2000349735-A (JP)
Title: Ofdm demodulation device
Inventor: YAMAMOTO TAKESHI
IPC: H04J11/00
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To suppress the deterioration of whole throughput by detecting an OFDM modulation signal orthogonally to the complex base band signal of two systems, establishing symbol synchronism, Fourier-transforming the output of a synchronous circuit, separating the result into signals for respective sub- carriers, compensating a carrier frequency error, estimating transmission line distortion, compensating it and executing demodulation at every sub-carrier. SOLUTION: A fast Fourier transform circuit (FFT) 6 Fourier-transforms the output signal of a synchronous circuit 5 and separates an OFDM modulation signal into signals for the respective sub-carriers. A transmission line distortion estimation circuit 7 inputs the signals separated for the respective sub-carriers from FFT 6 and estimates a transmission line characteristics at the time of receiving a preamble for estimating carrier frequency/transmission line. A transmission line distortion compensation circuit 8 receives signals separated for the respective sub-carriers, multiplies a count for compensating transmission line distortion by a complex and compensates transmission line distortion. A sub-carrier demodulation circuit 9 inputs the signal after distortion compensation and executes demodulation for the respective sub-carriers.
Patent JP-2001273710-A (JP)
Title: Cd-rom decoder
Inventor: SUZUKI TAKAYUKI
IPC: G11B20/10
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a CD-ROM decoder in which work load of a control microcomputer is reduced and control over a look-ahead data check is surely carried out even when a higher operating speed is desired as a system. SOLUTION: A command discriminating circuit 26 compares an error check completion leading address held in a check leading register 62 and a transfer request leading sector address stored in a command register 25 so as to determine whether an error check process has been completed for a requested sector and the sector is stored in a buffer RAM or not. When the transfer request leading sector address is located in a range counted by a check sector counter 61 from the error check completion leading address, it is discriminated that the error check process for the request sector has been completed and the rector is stored in the buffer RAM and the data are automatically transferred into a host side.
Patent JP-2001277802-A (JP)
Title: Wheel mark
Inventor: MATSUSHITA YUJI
IPC: B60B7/00
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a wheel mark with a display board to be put in the still condition securely and stably. SOLUTION: A rolling bearing 70 is attached to the outside of a cylindrical part 30 of a fixing member 18, and a middle member 20 with a weight 50 is attached to the rolling bearing 70. A rolling bearing 72 is attached to the outside of the middle member 20 with a gear 68 clasped between the fixing member 18 and the middle member 20, and a display board 22 to which a weight 66 is previously attached is attached to the rolling bearing 72. The display board 22 is supported at the middle member 20 by way of the rolling bearing 72, and the teeth 68a of the gear 68 are engaged with the teeth 44 and 58 of the middle member 20 and the display board 22.
Patent JP-2001276270-A (JP)
Title: Fire-extinguishing facility
Inventor: TSUJI TOSHIHIDE
IPC: A62C37/38
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To greatly inhibit disaster of water losses when spraying water. SOLUTION: A control valve 12 for controlling the supply of water for extinguishing fire is provided at the pre-stage of a fire-extinguishing head 1, a fire detector 14 such as the detector of heat or smoke for monitoring fire at a monitoring area is installed at the monitoring area, and further a flame detector 20 for detecting the light of fire is installed at the monitoring area. Water for extinguishing fire starts to be sprayed based on the reporting of the heat or fire detector 14, the state of the flame detector 20 is monitored while is sprayes and the extinction of fire is judged from the non-reporting state of the flame detector 20, thus the control valve 12 is closed to stop spraying water.
Patent JP-2001275948-A (JP)
Title: Examination apparatus for celom insertion pipe
Inventor: SAKAMOTO TOSHIO
IPC: A61B1/00
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a loop wire through which a guide wire is inserted so as to projected forward from the apex of an apex part main body and to reduce sliding resistance to the guide wire so as to be easily and smoothly inserted into a narrow body cavity pipe under a condition where it becomes approximately in parallel to the guide wire. SOLUTION: The distal end main body 34 continuously arranged to an insertion portion 31 of an ultrasonic probe is constituted by fixing an apex block 34b on a rigid cylindrical section 34a and the loop wire 38 is continuously arranged to the distal block 34b. This loop wire 38 becomes a buried part 38b wherein both ends thereof are installed in the distal block 34b and the projected part from the distal block 34b is constituted of a loop part 38b of a long U-shaped part. The guide wire 20 is inserted through the loop part 38b of this loop wire 38 so as to be freely fitted.