baber/WOPTO huggingface dataset:
Patent JP-2002107622-A (JP)
Title: Variable power lens system and optical equipment using the same
Inventor: HOSHI KOJI
IPC: G03B5/00
Filed: 2000-09-26
Abstract: PROBLEM TO BE SOLVED: To obtain a small-sized, high-performance variable power lens system with less deterioration of a performance due to the deviation of an optical axis, and which is suitable to vibration-proofing, and to obtain optical equipment using the variable power lens system. SOLUTION: As for the variable power lens system constituted of a 1st lens group having a positive refractive power and which is fixed at varying the power, a 2nd lens group having a negative refractive power and which is moved on the optical axis so as to vary the power, a 3rd lens group having a positive refractive power, and a 4th lens group having a positive refractive power in this order from an object side, the 3rd lens group is provided with a lens group 3a constituted of one or two positive lenses whose convex faces the object side and a lens group 3b which is constituted by joining a negative lens whose concave faces the image side and a positive lens whose convex faces the object side.
Patent JP-2002059379-A (JP)
Title: Marking device for concrete finished surface
Inventor: YAMAUCHI SACHIHIRO
IPC: E02D29/02
Filed: 2000-08-22
Abstract: PROBLEM TO BE SOLVED: To provide a simple device convenient to carry and handle and capable of being used also as a device for holding the end of a marking string, in a device for providing a mark indicative of the height of the finished surface of cast-in-place concrete on the inner wall surface of a concrete block or the inner wall surface of a cast-in-place concrete form. SOLUTION: This marking device is provided with a straight ruler insertion part having a positioning means for the zero point of a straight ruler, a fixing means for holding the ruler inserted in the straight ruler insertion part, and a marker or a marker holding tool provided in the position coinciding with the position of the zero point of the inserted ruler. The straight ruler is inserted in the ruler insertion part to allow the zero point to abut on the contact surface, the marker such as a pencil is fixed to a marker holding member, a second ruler or a pin is mounted in the ruler position of the desired depth of the straight ruler in a perpendicular direction by a cross fitting, the straight ruler is inserted into the block or the form until the second ruler or the pin abuts on the straight ruler, and a mark is provided by the marker.
Patent JP-2002111502-A (JP)
Title: Decoding device
Inventor: KURAN TAKEHIKO
IPC: G10L19/00
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a decoding device which enables signal difference between signals in a frame and predictive signals to undergo a frequency analysis through a general harmonic analysis to properly a bit steam composed of a plurality of frequency components, when a signal frequency component is extracted through general harmonic analysis. SOLUTION: When a difference signal waveform sample generating circuit 2 discriminates a frame, through which differential signals are transmitted by header information, the sample generating circuit 2 outputs a difference signal waveform sample for carrying out a decoding operation. A waveform- decoding/extension circuit 3 decodes with respect to only a bit stream belong to a frame, through which no difference signal is transmitted on the basis of header information and extends waveforms to a following frame section, in which no decoding operation has been carried out for generating predictive signals.  An addition circuit 4 adds the output waveform sample of the difference signal waveform sample generating circuit 2 to the output predictive signal waveform sample of the waveform-decoding/extension circuit 3, superposing them in the same positional relation with a coding operation, and thus output signals are obtained.
Patent JP-2002108351-A (JP)
Title: Device and method for music data distribution and computer-readable recording medium stored with music data distributing program
Inventor: YAMAKITA TORU
IPC: G06F13/00
Filed: 2000-09-28
Abstract: PROBLEM TO BE SOLVED: To automatically distribute music data matching the taste and behavior of a user. SOLUTION: This device is equipped with a distribution history database which stores as music data distribution history information the genre of music data distributed in the past, the reception places of the music data, and a user's evaluation value to the music data, a music database which stores pieces of music data by genres, a means which obtains current position information on the user, a means which selects music data to be distributed from the music database according to the current position information on the user and the distribution history information, and a means which sends the selected music data.
Patent JP-2002103603-A (JP)
Title: Driving circuit of ink jet recording head, recorder having that circuit, and driving method of ink jet recording head
Inventor: NEZU YUSHI
IPC: B41J2/045
Filed: 2000-09-28
Abstract: PROBLEM TO BE SOLVED: To reduce power consumption by utilizing electric energy stored in a piezoelectric element by a driving voltage effectively. SOLUTION: Using a buffer circuit 3 outputting a voltage being applied to a piezoelectric element 5, and two capacitors C2 and C3 having capacitances larger than that of the piezoelectric element, operation of switches S2-S4 and the buffer circuit 3 is switched through a control circuit 7 such that the capacitors are connected in parallel and under a first state where the output therefrom is inputted to the buffer circuit 3, the capacitors are charged. Subsequently, the capacitors are connected in series and a switching is made to a second state where the output therefrom is inputted to the buffer circuit 3 and the piezoelectric element 5 is driven. A third state where signals passed through the buffer circuit 3 are inputted in parallel into the capacitors is thereby brought about and charges stored in the piezoelectric element 5 are stored in the capacitors.
Patent JP-2002032961-A (JP)
Title: Method for evaluating information reproducing device or information recording medium, information recording medium satisfying prescribed evaluation standard and information reproducing device reproducing information recording medium satisfying the standard
Inventor: KASHIWABARA YUTAKA
IPC: G11B20/18
Filed: 2000-10-02
Abstract: PROBLEM TO BE SOLVED: To provide an evaluation method capable of evaluating simply an information reproducing device or an information recording medium. SOLUTION: In an information reproducing device reproducing an information recording medium by adopting a PRML(partial response and maximum likelihood) system in a reproduced signal processing, reproduced signals to be obtained from the information recording medium is converted into equalized signals and new distribution is prepared by compositing equalized signals distributed in an (n+1) level where, L0, L1,..., Ln (L0<; L1<;...<;Ln, n>;2) are ideal and the information reproducing device or the information recording medium is evaluated by defining the standard deviation of the new distribution as the reference value of evaluation.
Patent JP-2002108653-A (JP)
Title: Method for supporting creation of unit test item form and its system
Inventor: MAEDA TAKAYUKI
IPC: G06F11/28
Filed: 2000-10-02
Abstract: PROBLEM TO BE SOLVED: To standardize test density by creating a test item form by automatically extracting test items from a newly created source file including revision to be inputted. SOLUTION: In this method for supporting creation of a unit test item form to perform a unit test of a program and its system 1, the newly created input source file 2 including the revision is obtained as input, individual functions to constitute the input source file 2 are made into blocks by any of a part to be processed according to conditions, an initialized part including a declaratory sentence and a part to be bundled by dead letters (a blocking part 11) and the unit test item form 3 is created by extracting the test items by the unit of the block (a unit test item form creating and processing part 12).
Patent JP-2002108031-A (JP)
Title: Moving velocity fluctuation detector and image forming apparatus
Inventor: NOGUCHI TAKESHI
IPC: G01P3/36
Filed: 2000-10-03
Abstract: PROBLEM TO BE SOLVED: To provide a moving velocity fluctuation detector capable of detecting the fluctuation of the moving velocity of a moving body with desired accuracy, and to provide an image forming apparatus. SOLUTION: As for the moving velocity fluctuation detector for detecting the fluctuation of the moving velocity of the moving body 4 by picking up the images of plural marks 15 arranged at prescribed intervals on the surface of the moving body 4 moving in a direction A by a CCD line sensor 17, sampling the outputted data by a prescribed sampling frequency and mutually comparing the arrangement patterns of the sampling data, provided that the average moving velocity of the moving body 4 is expressed by v [mm/s], the sampling frequency when the number of pixels of the CCD sensor 17 is expressed by N is controlled to be 4v[Hz], the visual field L [mm] of the CCD line sensor 17 is set so as to establish L<=0.0009N/4, and the maximum value of width of each mark 15 is expressed by w [mm] and the maximum value of a distance between respective marks 15 is expressed by p [mm],  respective marks 15 are formed so as to satisfy 0.99L<2p+w<L.
Patent JP-2002118761-A (JP)
Title: Image processing method, image forming method, devices adopting the methods, computer-readable memory, and program code
Inventor: KATOU MINOKO
IPC: B41J2/525
Filed: 2000-10-05
Abstract: PROBLEM TO BE SOLVED: To provide an image processing method that can reproduce a preferable black color, even from a black character image or a photo image and to provide an image forming device and its method, a computer-readable memory and a program code. SOLUTION: A 2nd color conversion processing section 302 has a color conversion table configured on the basis of a 1st chromaticity, that is obtained by converting an RGB multi-valued image signal with a maximum density into a color signal and applying colorimetric processings to a 1st image formed on a recording medium through the use of a color material and a 2nd chromaticity, that is obtained by converting an RGB multi-value image signal with a density lower than the maximum density by a notch into a color signal and applying colorimetric processing to a 2nd image formed on the recording medium, through the use of the color material. Then the 2nd color conversion processing section 302 refers to the color conversion table to convert the RGB multi-valued image signal into the color signal.
Patent JP-2002114139-A (JP)
Title: Hydraulic brake system
Inventor: ISHIDA SATOSHI
IPC: B60T13/68
Filed: 2000-10-10
Abstract: PROBLEM TO BE SOLVED: To provide a hydraulic brake system that can prevent generation of large noise and vibration of an antiskid means without causing cost increase due to structural modification to a solenoid valve and addition of a damping member. SOLUTION: At the start of antiskid control, a control means 91 controls an assist means 71 to reduce the output hydraulic pressure of a master cylinder 1 down to a given hydraulic pressure lower than that before the start of antiskid control and higher than the internal hydraulic pressure of a wheel cylinder in the antiskid control.
Patent JP-2002115324-A (JP)
Title: Column base unit, column integrated column base fixing foundation structure using the column base unit, and construction method therefor
Inventor: MASUDA TOSHIO
IPC: E02D27/00
Filed: 2000-10-11
Abstract: PROBLEM TO BE SOLVED: To develop a column beam joining structure in a column integrated column base fixing foundation structure excellent in overall performance for the technological purpose. SOLUTION: In a column material for cross-sectionally arranging a disphragm 11 in a lower part of a column 10 and arranging a baseplate 12 in a lower end part of the column 10, the diaphragm 11 and the baseplate 12 have a widely overhanging shape in a plan view in the direction for connecting an underground beam 2, and are characterized by arranging a web 13 between the diaphragm 11 and the baseplate 12 in this wide part, and in a column base unit 1 including the column material, since the wide part projecting from the column material is constituted as a connecting part with the underground beam 2, the underground beam 2 can be joined even to either place of this wide part.
Patent JP-2002123961-A (JP)
Title: Light source module and lighting device
Inventor: TERAJIMA TAKAO
IPC: G11B7/135
Filed: 2000-10-12
Abstract: PROBLEM TO BE SOLVED: To provide a light source module with light sources contained into one package that can maintain a luminous quantity of a light emitted onto a lighting object and reduce a deviation in an emission point of each light source from its optical axis. SOLUTION: The light source module 10 is configured such that a first laser diode 4 and a 2nd laser diode 5 are mounted onto a mount 2 formed on a stem 1 in a way that emitting points of the laser diodes are opposite to each other, a mirror 6 is mounted between both the laser diodes 4, 5 so that a 1st mirror face 6a is opposed to the 1st laser diode 4 and a 2nd mirror face 6b is opposed to the 2nd layer diode 5, and a cover 3 covers the components above. Then the 1st laser diode 4 emits a divergent light to the mirror face 6a and the 1st laser diode 5 emits a divergent light to the mirror face 6b, and the mirror face 6a or 6b reflects the emitted light in a direction (z) so as to be emitted externally from the light source module 10.
Patent JP-2002122790-A (JP)
Title: Microscope
Inventor: SHIBA SHINICHIRO
IPC: G02B21/24
Filed: 2000-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a microscope which enables easy setting of the rate of loosening of a stopper for regulating the spacing between a specimen and an objective lens, is simple in operation and is low cost. SOLUTION: A dial 22 of the stopper 20 is rotated, by as much as prescribed graduations, according to a scale 22a, by which the setting of the exact rate of loosening in the stopper position by one time of the operation is made possible, and the precise focusing operation after the changeover of the objective lens can be made.
Patent JP-2002047957-A (JP)
Title: Internal combustion engine
Inventor: KATO KENJI
IPC: F01N3/28
Filed: 2000-10-13
Abstract: PROBLEM TO BE SOLVED: To provide an internal combustion engine capable of suppressing SOx poisoning phenomenon of exhaust gas purifying catalyst of NOx storage reduction type and improving a purification rate of exhaust gas further. SOLUTION: This internal combustion engine 1 burning air-fuel mixture in which air and fuel are mixed in a cylinder 3 to obtain an output is provided with the exhaust gas purifying catalyst 39 of NOx storage reduction type for purifying exhaust gas exhausted from the cylinder 3 after the combustion of the air-fuel mixture and sulfur component solidifying means 16, 41, 42 for solidifying sulfur component which becomes the cause for generating sulfur oxide after the combustion in the internal combustion engine. The sulfur component solidifying means 16, 41, 42 solidify 70% or more of sulfur component that exhaust gas contains before exhaust gas flows into the exhaust gas purifying catalyst 39.
Patent JP-2002122561-A (JP)
Title: Method and system for diagnosing intergranular corrosiveness of nickel-based alloy
Inventor: KUBO TATSUYA
IPC: G01N27/26
Filed: 2000-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a method and a system, for a reactivation rate, wherein the corrosion amount of a grain boundary can be diagnosed while its corrosion inside a crystal grain is being suppressed by using an electrolytic solution in which an organic inhibitor is added to sulfuric acid in a technique in which an Ni-based alloy weld metal is used as an object so as to measure its current- potential curve and in which the intergranular corrosiveness of a material is diagnosed by an electrochemical characteristic value obtained by the measurement. SOLUTION: In the method in which the intergranular corrosiveness of an Ni-based alloy is diagnosed, the electrolytic solution in which thioacetamide (CSCH3NH2) as the organic inhibitor is added to the sulfuric acid is brought into contact with a part to be measured, and the part to be measured is used as an anode. While a potential is being controlled, it is swept in a single direction or a plurality of directions, and the current-potential curve of the part to be measured is measured. While the electrochemical characteristic value obtained from the curve is used as an index, the intergranular corrosiveness of the part to be measured is diagnosed.
Patent JP-2002055636-A (JP)
Title: Signboard device
Inventor: HUANG CHIAU-SHENG
IPC: G09F9/00
Filed: 2000-10-16
Abstract: PROBLEM TO BE SOLVED: To provide a signboard device which has dustproof, windproof or rainproof function by improving defects of the known art. SOLUTION: The entire part of the inside bottom of a housing box is provided with plural light-emitting diodes, valves or other light-emitting elements which emit light, when arbitrarily energized. A front aperture of the housing box is provided with a transparent surface plate and the entire part of the has a hermetic form. The surface plate is provided with characters or pictures and light shielding parts are formed in the segments of the characters or pictures of the surface plate. The segments exclusive of the characters or the pictures are formed as the light-shielding parts or the surface plate of the housing box is provided with through-holes corresponding to the light-emitting elements, to expose the light emitting elements from the surface plate.  The bottoms of the light-emitting elements and the inset joining segments of the inside surfaces are provided with waterproof and dustproof resin materials. The characters and/or pictures of a static form appear in the daytime and the characters and/or pictures of another dynamic form appear in the nighttime as the light emission sequence of the light-emitting element is controlled, and the presence positions of the translucent parts are combined.
Patent JP-2002123697-A (JP)
Title: Electronic commerce
Inventor: KIYUUZAKI MANABU
IPC: G06Q20/40
Filed: 2000-10-16
Abstract: PROBLEM TO BE SOLVED: To provide an electronic commerce system to enable a consumer to purchase merchandise by mediating a contracted provider without transmitting personal information to individual sellers. SOLUTION: The provider 200 who has contracted with the consumer 100 receives merchandise order information 120 from the consumer by a server of the provider through a network 400, distributes the merchandise order information to the sales agent 300 through the network, distributes the merchandise delivered from the seller to the consumer based on the personal information 130 preliminarily registered by the consumer and a cost for the merchandise is settled based on settlement information 140 preliminarily registered by the consumer.
Patent JP-2002134900-A (JP)
Title: Soldering device
Inventor: KOYAMA KAZUO
IPC: B23K3/00
Filed: 2000-10-23
Abstract: PROBLEM TO BE SOLVED: To obtain a small-sized soldering device having general-purpose properties which can effectively and automatically perform soldering of high reliability. SOLUTION: This soldering device is provided with a board mounting means for mounting a printed board on a prescribed position, a soldering means for soldering components, a solder supplying means for supplying solder to the soldering means, a driving means which drives and transfers the soldering means and the solder supplying means, a storage means for storing information of soldering positions of the components, and a control means which reads the information of soldering positions from the storage means and so controls the soldering means and the solder supplying means that they are transferred to the soldering positions. The soldering means is provided with a solder storing trench which has aperture parts in three directions.
Patent JP-2002128591-A (JP)
Title: Silicon crystal and silicon crystal wafer, and method for producing silicon crystal
Inventor: FUJIMAKI NOBUYOSHI
IPC: H01L21/208
Filed: 2000-10-24
Abstract: PROBLEM TO BE SOLVED: To provide a silicon crystal of which the change in resistivity in a longitudinal direction may be decreased even when a dopant with a small segregation coefficient is added and of which the production cost may be reduced by enhancing its yield, provide a silicon crystal wafer, and provide a method for producing the silicon crystal. SOLUTION: The silicon crystal is doped with a dopant which determines a conductivity type and an auxiliary dopant whose conductivity type has a polarity opposite to that of the main dopant and whose segregation coefficient is not more than that of the main dopant. The silicon crystal wafer is obtained by slicing the silicon crystal. The silicon crystal is produced by a method where a silicon crystal is grown by adding to a silicon melt at least a main dopant which determines a conductivity type and an auxiliary dopant whose conductivity type has a polarity opposite to that of the main dopant and whose segregation coefficient is not more than that of the main dopant.
Patent JP-2002126008-A (JP)
Title: Seat face hoisting equipment of wheelchair
Inventor: ARIMOTO TAKATOSHI
IPC: A47C7/02
Filed: 2000-10-24
Abstract: PROBLEM TO BE SOLVED: To provide a seat face hoisting equipment of wheelchair by a convenient structure in order to alleviate physical burden of both a care-giver and a person to be cared for when a care-giver supports a person to be cared for to make him stand up. SOLUTION: The seat face hoisting equipment 10 provides the base 40 suspended between the X-like frames 31 in front and in the rear, the extensible component 50 fixed on the base 40, the seat face support 60 which is fixed on an upper part of the extensible component 50 and can fold from side to side, the seat face side end bar 70 fixed on either side of the seat face support 60, the connecting bar 32 which links the tops of a pair of the cross-shape frames 31 backward and forward to each other, and the tetramerous link mechanics 80 which links the seat face side end bar 70 to the connecting bar 32 with the decussation of the cross-shape frame 31 of the wheelchair 1 as a fulcrum. And the bearing surface side end bar 70 inches up and moves ahead, and the seat face rises by extending the extensible component 50.
Patent JP-2002130325-A (JP)
Title: Clutch device
Inventor: MIYAHARA KAZUYOSHI
IPC: F16D19/00
Filed: 2000-10-26
Abstract: PROBLEM TO BE SOLVED: To make possible a reduction of friction between a casing and an internal gear, whereby a satisfactory ON/OFF operation of a clutch device can be realized. SOLUTION: A recess 11a is formed in a casing 11, balls 75 are arranged in the recesses 11a, and the internal gear 74 is supported on the casing 11 through the balls 75.
Patent JP-2002127448-A (JP)
Title: Ink jet recorder and method of detecting quantity of residual ink therein
Inventor: MIKAMI FUMIYUKI
IPC: B41J2/175
Filed: 2000-10-26
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet recorder and a method of detecting a quantity of residual ink therein capable of detecting the quantity of residual ink in an ink tank without lowering a recording speed of the recorder. SOLUTION: A carriage 103 is moved to a position opposite to a photo interrupter 123 in a condition that a consumption quantity of ink except a predetermined quantity in the ink tank 102 is detected during the operation of discharging a recording paper. The quantity of the residual ink in the ink tank 102 is optically detected by the photo interrupter 123.