baber/WOPTO huggingface dataset:
Patent JP-2001221923-A (JP)
Title: Optical waveguide circuit
Inventor: KASHIWABARA KAZUHISA
IPC: G02B6/10
Filed: 2000-02-08
Abstract: PROBLEM TO BE SOLVED: To provide an optical waveguide circuit capable of suppressing polarization crosstalk. SOLUTION: On a silicon substrate 11, a lower clad is formed. On top of it, a waveguide structure is formed by means of a core in which structure a first slab waveguide 13 is connected to the outgoing side of plural light input waveguides 12, plural array waveguides 14 with a mutually different length are connected side by side to the outgoing side of the first slab waveguide 13, a second slab waveguide 15 is connected to the outgoing side of the array waveguides 14, and plural light output waveguides 16 are connected to the outgoing side of the second slab waveguide 15; the upper side of the core is covered with an upper clad; and an optical waveguide part 10 is formed with both cads and the core. Plural multiply inputted light beams, which are made to enter the core and which have a mutually different wavelength, are separated according to the wavelength and outputted.  The clads and the core are formed of quartz-based glass, and the double refractivity value B generating in the optical waveguide part 10 is set as |B|>=1.2×10-4, with polarization crosstalk suppressed down to -20 dB or below.
Patent JP-2001220628-A (JP)
Title: Method for producing rare earth-iron-nitrogen series alloy powder
Inventor: TOMIMOTO TAKAHIRO
IPC: C22C1/04
Filed: 2000-02-04
Abstract: PROBLEM TO BE SOLVED: To feed rare earth-iron-nitrogen series alloy powder stably high in magnetic properties and small in the variation of the quality. SOLUTION: In the method for producing rare earth-iron-nitrogen series alloy powder having a stage in which a raw material mixture obtained by mixing a rare earth raw material, an iron raw material and granular metallic Ca is subjected to reduction diffusion and is successively subjected to nitriding, the raw material mixture is a dried product obtained, at the time of charging the raw material mixture into a hermetically sealed heating vessel and evacuating the vessel in a heating state of 700 deg.C, by performing the evacuation till the internal pressure of the vessel reaches 0.05 Torr or less.
Patent JP-2001221446-A (JP)
Title: Cooker
Inventor: YAMAMOTO YOSHIKAZU
IPC: F24C7/02
Filed: 2000-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a cooker in which a turntable does not continue to revolve when heating has been finished, and there is no fear of being mistaken for a failure, and at the same time the turntable can be stopped at the initial position after the heating, and moreover a heating uniformity can be improved even in a high output operation. SOLUTION: A controller 31 for a microwave oven calculates one cycle time in which the turntable 19 returns to an initial position upon time-out of a heating time in one or an integer number of turns, a driving unit controller 35 changes the driving frequency of a turntable driving unit 34 based on a calculated one cycle time to change the number of revolution of the driving unit 34.
Patent JP-2001230506-A (JP)
Title: Electronic apparatus
Inventor: RYU KINWAI
IPC: H05K1/11
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To enable positioning a printed board where manufacturing cost is low and precision is high, facilitate manufacturing work, and prevent increase in the size of the printed board. SOLUTION: In a structure for connecting a plurality of printed boards which have at least one connection terminal to be mutually connected, a protruding part 3e is formed in an end portion of at least one connection terminal of one printed board 3 among the printed boards, and an insertion port 2d is formed in the end portion region of a connection terminal of the other printed board 2. A holding part 3f for preventing rotation is formed in a connection terminal arranging part 3a of the printed board 3. The protruding part 3e is inserted in the insertion port 2d, the holding part 3f is engaged with an end edge of the printed board 2, both boards are positioned, and the connection terminals are soldered to each other.
Patent JP-2001224339-A (JP)
Title: Paste food based on raw sea urchin and method for producing the same
Inventor: MAEDA YUTAKA
IPC: A23L17/00
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a paste food which is based on raw sea urchin and can be used as a food material for cooking not only Japanese foods but also various foods, and to provide a method for producing the food. SOLUTION: This pasty food containing raw sea urchin contains, as main components, the solid content of the raw sea urchin and its soup which are obtained by adding at least alcohol to the raw sea urchin and then steaming the mixture, and refined konjak flour dissolved in water as a filler.
Patent JP-2001223572-A (JP)
Title: Output circuit with current restriction function
Inventor: MUROTA KAZUAKI
IPC: H03K17/08
Filed: 2000-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a current restriction function which can reduce an output current restriction value even in an overcurrent state due to the shorting of an output terminal and the abnormality of a load and to protect a circuit element from overcurrent in an output circuit applied to a regulator circuit and a high side driver circuit. SOLUTION: In an output circuit B1, a current mirror circuit 3 forms mirror currents I1 and N.I1 from a power source 11, and supplies current I1 to a current control circuit 5 and current N.I1 to an output terminal. A current control circuit 4 has a control element Q3 and a current source 14 and controls current Ia flowing in the current source 14. A boltage control circuit 4 controls output voltage by a control element Q2 driven by a voltage source 12 and is connected between the output terminal and the current power source 14. When output voltage becomes lower than voltage source 12, the control element Q2 is turned off and current I2 is interrupted. Even if output becomes an overcurrent state, output current is restricted to N.Ia.
Patent JP-2001226069-A (JP)
Title: Overhead crane device
Inventor: WADA YOICHI
IPC: B66C17/06
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To provide an overhead crane device capable of moving freely according to the shape of a working area even if the working area is small and the plane shape thereof is unstable so that a dead area is not produced at moving positions. SOLUTION: This traveling crane device comprises a pair of traveling rails 24a and 24b disposed on a ceiling non-parallel with each other at a specified interval and having the spans different from each other at both end positions thereof, a girder 26 bridged across the traveling rails 24a and 24b and allowed to move along the traveling rails 24a and 24b, and a traveling hoist 28 installed movably along the girder 26. The girder 26 is formed telescopable according to the movement thereof for the spans of the pair of traveling rails 24a and 24b.
Patent JP-2001227034-A (JP)
Title: Hot water cleaning device
Inventor: OOHIRA AKICHIKA
IPC: E03D9/08
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To provide a hot water cleaning device having a human body detection reactive water throwing-away mechanism capable of prohibiting useless water throwing-away operation. SOLUTION: When a sitting sensor 23 continuously detects sitting of, for example, two seconds, a water throwing-away valve 15 opens to start to throw away water. When operating a stop switch 22 for stopping this water throwing- away, the water throwing-away valve 15 closes, and a water throwing-away prohibiting timer arranged in a controller 18 starts to count time to prohibit the water throwing-away for a preset time. The automatic water throwing-away, that is, according to the sitting is not performed in this water throwing-away prohibiting period even if the sitting sensor 23 detects the sitting.
Patent JP-2001228041-A (JP)
Title: Load-cell calibrating device
Inventor: EGAMI MASAYUKI
IPC: G01L25/00
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To increase the accuracy of a load-cell calibrating device, in which a load cell for measurement is calibrated by a method, where the load cell for measurement is connected to a calibration arm on the side opposite to the torque-measuring arm of a dynamometer. SOLUTION: The calibration arm 21 and a connection rod 23 are connected by a spherical bearing 22, and a metal fitting 28 for lower-end fixation and a connection rod 26 are connected by a spherical bearing 27, and set position errors are eliminated. A load generation device which applies a tensile load to the calibration arm 21 is composed of a hydraulic cylinder 25. A hydraulic pressure which is sent to the hydraulic cylinder 25 is sent gradually, in such a way that the pulsation of the hydraulic pressure from a hydraulic-pressure generation device is prevented by an accumulator, that it is narrowed down to be very small size using a restrictor and that a very small change in the hydraulic pressure is removed by a damper. Thereby, the load which is generated by the hydraulic cylinder is made stable. The set position errors are eliminated. The generated load is stable.  As a result, the load cell can be calibrated with high accuracy.
Patent JP-2000241945-A (JP)
Title: Photographic fixing composition containing oxadiazole thione and method for fast photographic processing
Inventor: SCHMITTOU ERIC R
IPC: G03C5/38
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To realize fast processing and to prevent undesirable dye contamination caused by the aggregates of sensitizing dyes by incorporating a thiosulfate fixing agent and a specified oxazole thione or its tautomer and specifying the concentration of the ammonium ion. SOLUTION: This fixing composition contains at least 0.5 mol/L thiosulfate fixing agent and further contains at least 0.001 mol/L oxadiazole thione expressed by the formula or its tautomer. The concentration of the ammonium ion is controlled to at least 50 mol.% of the total cations in the composition. In the formula, R is a hydrogen atom or monovalent substituent having <=12 atoms excluding hydrogen. This fixing composition can be used for the photographic process in which a color photographic silver halide element exposed to an image and color-developed is brought into contact with the fixing composition for <=60 sec.
Patent JP-2001235906-A (JP)
Title: Image forming device and image forming method
Inventor: SHIGETOMI MASAHIRO
IPC: B65H3/06
Filed: 2000-02-22
Abstract: PROBLEM TO BE SOLVED: To provide an image forming device and an image forming method where backside of paper or blank paper can be utilized efficiently with a simple constitution. SOLUTION: The image forming device is provided with a both sides recording material storing means storing both sides recording material where image formation is possible on both sides, a one side recording material storing means storing one side recording material where image formation is possible only on one side, a selecting means selecting one of the both sides recording material or the one side recording material for use in the image formation and a control means controlling the both sides recording material storing means or the one side recording material storing means so that the both sides recording material or the one side recording material that is selected by the selecting means is fed selectively.
Patent JP-2001238251-A (JP)
Title: Adjacent carrier frequency interference avoidance method for cellular system, mobile station, and base station controller
Inventor: HAMABE KOJIRO
IPC: H04B17/318
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To reduce frequency in the measurement of reception power of a carrier frequency of other cellular system by a mobile station when the mobile station of a cellular system A measures the reception power of a signal from abase station of a cellular system B using an adjacent carrier frequency and the mobile station uses a non-adjacent carrier frequency when the reception power is high so as to avoid the adjustment carrier frequency interference. SOLUTION: The mobile station extends the measurement period of reception power when the reception power of a carrier frequency of other cellular system is smaller than a threshold value set smaller than an allowable value for the use of the adjacent carrier frequency.
Patent JP-2001241845-A (JP)
Title: Circulation type grain dryer
Inventor: YAMAMOTO SOICHI
IPC: F26B25/00
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To circulate a grain in a period suitable for its properties in a circulating drying treatment. SOLUTION: First, a conveying speed of a lower screw conveyor or the like for conveying the grain is set to a predetermined value. A motor and a synchronous motor of drive sources of a circulating system are driven (steps 100, 102), and the grain is circulated in the system. A drive current value of the synchronous motor is detected during the circulating operation of the grain (step 108). When the detected drive current value becomes a predetermined given current value or more and the state is continued for a predetermined time, the conveying speed of the screw conveyor is changed to a speed faster by a predetermined speed (steps 110 to 114).
Patent JP-2000344266-A (JP)
Title: Tank cap and fuel tank
Inventor: HAGANO HIROYUKI
IPC: B65D51/00
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To close an injection opening of a fuel tank by a small number of rotations and provide the superior operation properties such as the positional registration when a cap is fitted or removed. SOLUTION: A fuel cap is provided with a casing main body 20, a cover 40 and a torque mechanism 80. The torque mechanism 80 is provided with a cover engaging section 46a formed on the cover 40, a torque plate 90 with a plate side engaging section 94b and a spring 82. When the cover 40 is rotated in the closing direction, the cover side engaging section 46a is engaged with and disengaged from the plate side engaging section 94b to provide the orderly feeling, while when the cover is rotated in the opening direction, the cover side engaging section is engaged and disengaged by the small rotating torque, by which the actuating force of the spring 82 is accumulated and released. The cover 40 is returned to the initial position of the casing main body 20.
Patent JP-2001245130-A (JP)
Title: Image processing unit
Inventor: TSURUOKA TAKEO
IPC: H04N5/355
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide an image processing unit, equipped in satisfactory balance for both high speed computation at compositing images and continuity of the composited images. SOLUTION: This image processing unit composites multiple images with different exposures into a single image with a wide dynamic range. Namely, it is provided with an extraction part 13 for proper exposures which extracts the proper exposure thresholds, based on the image signal level for each of the images, provided with an extraction part 14 of the duplicate areas which extracts the duplicate areas in each of the proper exposure threshold extracted, provided with the correction part 15 of the gradients which corrects the gray scale in the proper exposure thresholds, and provided the image compositing part 16, which has a selection part 22 of the standard image which selects the a single image as the standard image such that the proper exposure thresholds have the largest area, by the correction part 23 of the exposures which compensates for the exposures,  except for the standard image, through a process of obtaining the exposure difference between the duplicate areas and the standard image, and by the weighted addition part 24, which composites through addition weighted on the function, based on the change of the image signal level in the standard image, when they are duplicate areas on the proper exposure thresholds after compensation.
Patent JP-2001245142-A (JP)
Title: Image processing apparatus and method
Inventor: YAMAGATA SHIGEO
IPC: G06T5/20
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To solve the problem when readout signals of a peripheral image region in an image processing apparatus uniform is not even, when a foundation of an original image is overdeveloped or an S/N ratio of image signals deteriorated, thereby enabling accurate separation of a character region from a line drawn region. SOLUTION: To binarize pixels in question so as to control the generation of isolated pixels (S260), to calculate isolation amount of pixels for each plural prescribed regions (S310-S340), to integrate the calculated isolation amount for each of the prescribed region (S351-S354), and to determine the region of the image signal, based on the result of the integration (S400-S800).
Patent JP-2000258053-A (JP)
Title: Process and device for generating slash
Inventor: JOHN E DAVIS
IPC: B64G1/40
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To generate a slash from liquid by using a slash generation system or process. SOLUTION: A container with a jacket of a process and a system 10 has an inner wall 26 for specifying internal space. The internal space includes top and bottom parts, and has an average entire sectional area that crosses a vertical shaft being entirely extended between the top and bottom parts. The internal space is further equipped with a collection part 36 with an average collection- part sectional area that is smaller than the average entire section area and crosses the vertical shaft. Liquid 14 is poured into the internal space, and the inner wall 26 is cooled. A slash 12 is generated onto the inner wall 26 for moving to the collection part 36.
Patent JP-2001250263-A (JP)
Title: Optical device, optical disk device and method for adjusting optical beam position thereof
Inventor: NEMOTO KAZUHIKO
IPC: G02B7/00
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To provide an optical device capable of easily and accurately adjusting a spot balance between emitted lights having different wavelengths and reducing the shifting amount of an objective lens for the adjustment like the case of ones for a CD and a DVD, an optical disk device using the optical device, and a method for adjusting the optical beam positions thereof. SOLUTION: In order to set the light emitting direction of, for example, a laser diode LD2 for a DVD among a plurality of laser diodes LD1 and LD2 along a normal optical axis OA2, the laser diodes LD1 and LD2 are inclined in common to be position-adjusted, alternatively the laser diodes LD1 and LD2 are fixed on a substrate 11, both are rotated within a surface before the fixing to overly adjust the light emitting direction of the laser diode LD2 to the normal optical axis OA2, and then the substrate 11 is rotated around the normal optical axis OA2 or its parallel axis to set the light emitting direction of the laser diode LD2 along the normal optical axis OA2. Then, the light emitting direction of the other laser diode LD1 for a CD is superposed on a normal optical axis OA1 by moving an objective lens.
Patent JP-2001249327-A (JP)
Title: Liquid crystal display device
Inventor: TERASHITA SHINICHI
IPC: G02F1/1335
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a plasma address type liquid crystal display device which prevents the color mixing in monochromatic displaying by crosstalks and is satisfactory in color reproducibility. SOLUTION: The plasma-address type liquid crystal display device has a liquid crystal cell, having a color filter substrate 11 formed with color filters 12 in a stripe form and a liquid crystal layer 21, a thin dielectric layer 31 and a discharge cell, having a anode electrode 52 and cathode electrode 53 within plasma chamber 41 segmented by the thin dielectric layer 31, rids 44 and a plasma substrate 51. Switching is executed by changing the plasma state of the rare gas existing within the plasma chamber 41. A spacing D of the signal electrodes 16 and 17 formed on the color filters substrate 11 is specified such that 0 μm<D<35 μm.
Patent JP-2001247788-A (JP)
Title: Coloring fine-particle dispersoid, ink-jet ink and ink jet recording method
Inventor: YAMANOUCHI JUNICHI
IPC: C09D11/00
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a coloring fine-particle dispersoid excellent in the dispersion stability of coloring fine particles, excellent in color development and color tone and also excellent in water resistance and light stability without depending upon the kind of paper when printed in an optional paper, and suitable for water-based writing ink, water-based printing ink, information recording ink, etc. SOLUTION: This coloring fine-particle dispersoid comprises one or more kinds of polymers selected from the group consisting of a polyurethane, a polyester, a polyamide, a polyurea and a polycarbonate, and an oil-soluble dye represented by general formula I, e.g. formula D-18. Such a mode that each of the polymers has 0.01-3.0 mmol/g of a dissociative group, and the dissociative group is at least either of carboxyl group and sulfonic group, is preferable.
Patent JP-2000350174-A (JP)
Title: Image data processing system
Inventor: ICHIHARA SHINTARO
IPC: H04N5/225
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an image data processing system that can easily retrieve desired image data among many image data stored in a storage device. SOLUTION: The image data processing system is provided with a digital camera 3 that photographs a photographing object and a server computer 4 that is provided with a storage device with a large capacity storing image data of the photographing object photographed by the digital camera 3. The digital camera 3 and the server computer 4 are connected via a communication path 2. A storage device of the server computer 4 stores the image data of the photographing object photographed by the digital camera 3. The server computer 4 generates reduced picture data (thumbnail picture data) on the basis of the image data and transmits the reduced picture data to the digital camera 3. A flash memory of the digital camera 3 stores the reduced picture data and a user can retrieve desired picture data while observing the thumbnail pictures.
Patent JP-2001252641-A (JP)
Title: Method for turing vegetable waste to soil
Inventor: YAMAURA YOSHITO
IPC: A01G1/00
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a method for rationally and rapidly turning municipal roadside trees, park trees, garden trees, or the bottom grass and weeds, etc., of forests to a soil. SOLUTION: This method for turning the vegetable wastes to the soil consists in collecting a vegetable waste by a collection step, regulating the moisture content of the wastes to a specified value or below by a of regulating the materials to be fermented and pulverizing the wastes within a specified angle. A temperature control program and a moisture feeding program are set from the moisture content an feeding rate of the materials to be fermented in a control program setting step. The materials are fed to a primary fermentation tank and a fermentation acceleration is supplied from a fermentation accelerator supplying means in a primary fermentation weight reduction step. The feeding of the moisture, temperature control and agitation are carried out according to the program to accelerate the primary fermentation and to reduce the weight for a specified period.  A secondary fermentation step of taking out a proper amount of the materials with which the primary fermentation ends after the end of the weight reduction step for the specified period and subjecting the taken out materials further to secondary fermentation is included. The soil reduced in the weight of the wastes is rapidly manufactured.