baber/WOPTO huggingface dataset:
Patent JP-2001284066-A (JP)
Title: Lighting device
Inventor: YASHIRO YASUNORI
IPC: H05B37/02
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To switch a load to an auxiliary lamp when a dimmed state of a main illumination lamp reaches the lower limit, depending on a light dimmer signal for darkning sent by the operation of remote controller, and still the light dimmer signal for darkning is continuously sent for a certain period. SOLUTION: The lighting device is composed of a fluorescent lamp 3 as a main illumination lamp operated on a high frequency voltage of an inverter circuit, an auxiliary small lighting bulb 4 connected to commercial power source, and a light switching control circuit 10 which judges the lower limit of lighting control of the main illumination lamp depending on the lighting control signal of a lighting control circuit, and outputs turn-off signal to the lighting control circuit and turn-on signal to an auxiliary light control circuit when light dimmer signal is sent from a remote-controlled transmitter after making a state of lower limit continue for a certain period depending on the lower limit judging signal from a lower limit judging circuit.
Patent JP-2000315801-A (JP)
Title: Insulated gate field effect semiconductor device
Inventor: YAMAZAKI SHUNPEI
IPC: H01L21/20
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To enhance the switching characteristics of an insulated gate field effect semiconductor device operable at high frequency by providing a channel forming region on a patterned non-single crystal semiconductor film and specifying the field between a drain region and a gate electrode containing specified quantities of oxygen and hydrogen or halogen. SOLUTION: An amorphous non-single crystal semiconductor layer 2 added with hydrogen by 1 atm.% or above is formed on the upper surface of a quartz glass. A gate insulation film 3 is formed an undoped non-single crystal semiconductor containing oxygen by 5×1018 cm-3 or less and a gate electrode 4 is provided selectively thereon. Furthermore, impurity regions 7, 8 for source region and drain region are provided in a semiconductor 2 by ion implantation using the gate electrode 4 as a mask. Subsequently, hydrogen or halogen elements are left in a region doped with inactive impurities to obtain a polycrystal or single crystal semiconductor having crystallinity promoted by a channel forming region. Hysteresis is not recognized between gate-drain at a voltage of 3×106 cm-3 V/cm.
Patent JP-2001288616-A (JP)
Title: Method for producing modified polyester fiber
Inventor: FUJIMORI MINORU
IPC: D01F6/62
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To solve the problem that the mechanical characteristics such as strength of fiber obtained at a higher winding speed than conventional speeds deteriorate, and the draw ratio is lowered and remarkable improvement in productivity can be attained when fiber spinning is performed at a higher spinning speed than conventional in a direct spinning and drawing process. SOLUTION: A method for producing modified polyester fiber having a birefringence of >=0.120 is to perform at a spinning speed of >=2,500 m/min the fiber spinning of a modified polyester composition comprising a phosphorus compound represented by general formula (1) or (2) in an amount expressed in terms of phosphorus atom of 50-1,000 ppm and then to draw the fiber filament at a drawing speed of >=6,000 m/min without once winding it.
Patent JP-2000300794-A (JP)
Title: Game machine
Inventor: SATO SHOJI
IPC: A63F7/02
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To simplify a signal transmission path between a plurality of control parts by executing processing on display in the first control part, and including arithmetic processing regarding time, in processing on display. SOLUTION: Command data from a main control part is sent to a CPU via a connector 164a, a data buffer IC 164b, a VDP 165 and the like. Data lines /MZD0-/MZD7 are connected to input terminals A1-A8 of the data buffer IC 164b through a plurality of resistances R12-R19. Output terminals Y1-Y8 of the data buffer IC 164b are respectively connected to input terminals CM[7]-[0] of the VDP 165. A strobe signal line /STB is connected to an input terminal CMSB of the VDP 165 through a direction regulating part 164e. As for a strobe signal, the direction regulating part 164e is also used as a communication direction regulating means. Two series-connected inverter ICs 564e and 664e are used for the direction regulating part 164e, and the logic of the strobe signal once inverted by the prior stage inverter IC 564e is returned into the original state by the post stage inverter IC 664e.
Patent JP-2001308851-A (JP)
Title: User authenticating method, storage medium, device and system
Inventor: HANEDA TOMOSHI
IPC: H04L9/32
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To safely perform user authentication while satisfying zero-knowledge property, even when there are many certifying persons and verifying persons. SOLUTION: In a protocol step 1, a certifying person 10 calculates A=F (g and a) by a random number a and transmits A=F (g and a) to a verifying person (processing Ps1 and communication T1). In a step 2, the verifying person 40 calculates cipher B=F (g and b) and X=F (A and b) with a random number b and transmits the cipher B=F (g and b) and X=F (A and b) to the certifying person (processing Qs1 and communication T2). In a step 3, the certifying person checks the establishment of X=F (B and a), interrupts the protocol when the X=F (B and a) is not established, and calculates C=F (g and c) and Y=F (B and c) with a random number c, subsequently calculates Z=H (a, Y and s) and transmits the Z=H (a, Y and s) to the verifying person (processing Ps2 and communication T3), when the X=F (B and a) is established.  In a step 4, the verifying person checks the establishment of Y=F (C and b) and A=J (v, Y, g and Z), receives the identity of the certifying person, when the Y=F (C and b) and A=J (v, Y, g and Z) are established and rejects the identity of the certifying person, when if are not established (processing Qs2).
Patent JP-2001281454-A (JP)
Title: Optical film with protective film
Inventor: TAKAHASHI YASUSHI
IPC: B32B7/02
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To provide an optical film with protective film easily releasable only in the case of using. SOLUTION: The optical film with protective film is provided with an optical film having ruggedness of <=1.5 μm center line average surface roughness (Ra) and <=250 μm average mountain and valley interval (Sm) on the outermost surface and a protective film stuck to the optical film via an adhesive layer whose elastic modulus is <=0.25 Mpa, preferably <=0.20 Mpa and the thickness is 5-40 μm.
Patent JP-2001005499-A (JP)
Title: Method and device for transmitting music data information
Inventor: KAWAMURA AKIHISA
IPC: G11B20/10
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To conduct a music reproducing in accordance with the music data, which are being transmitted, by including information indicating the specimen frequencies of original music data of music data in the music information. SOLUTION: In a music data information recording format 200, specimen frequency data of original music data are assigned into a 36 to 39 bit region 201. Nine kinds of frequencies are assigned to the specimen frequencies of original music data, i.e., 32 kHz, 44.1 kHz and 48 kHz and double frequencies 64 kHz, 88.2 kHz and 96 kHz and 1/2 frequencies 16 kHz, 22.05 kHz and 24 kHz. By including the information, that indicates original music data specimen frequencies, in music data information, a music data receiving equipment recognizes specimen frequencies of original music data even in the case of down sampling and transmitting the music data of 96 kHz and 88.2 kHz which are specimen frequencies being adapted in the DVD audio standards.
Patent JP-2001290803-A (JP)
Title: Method and device for document processing and recording medium
Inventor: WAKE NOBUAKI
IPC: G06F3/0484
Filed: 2000-04-07
Abstract: PROBLEM TO BE SOLVED: To provide a document processor which can properly process a structured document, a document processing method which can be used by the document processor, and a computer-readable recording medium where a program making a computer implement the method is recorded. SOLUTION: This is a method for processing a structured document which has its internal data classified into constitution elements having a hierarchical structure and has a decision stage for deciding whether or not display properties applied to an element can be obtained, a display processing stage for processing data belonging to the element for which the display properties can be obtained to display the data on a screen according to the display properties, and a hierarchical structure visualization stage for processing display-property unknown data belonging to an element for which display properties can not be obtained to display the data so that the hierarchical structure can be known. The data whose display properties are not known are displayed in tree form.
Patent JP-2001298764-A (JP)
Title: Position calculation method
Inventor: SATO TAKESHI
IPC: H04W4/02
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a position calculation method for a positioning system in a mobile communication system that specifies the position of a mobile station unit on the basis of position information from three base station units and effectively utilizes position information by allowing the mobile station unit to display related map information. SOLUTION: This invention provides the position calculation method for the positioning system where a position notice means 21 of the base station unit 20 informs the mobile station unit 30 about the position information, a distance difference calculation means 32 of the mobile station unit 30 calculates a difference from the distance to each base station unit from the mobile station unit on the basis of position information of the three base station units, and a position measurement means 33 obtains a tentative distance up to each base station unit on the basis of the distance estimate value of and the distance difference from one base station unit,  calculates a tentative position of the mobile station unit 30 on the basis of each tentative distance and each position information and uses the tentative position as the position of the mobile station unit 30 when a difference between the distance obtained from the tentative position and the tentative distance is small.
Patent JP-2001296585-A (JP)
Title: Flash circuit unit
Inventor: MIZUMO YOSHIYUKI
IPC: H05B41/32
Filed: 2000-04-12
Abstract: PROBLEM TO BE SOLVED: To minimize a flash boosting circuit. SOLUTION: A piezo-electric transformer is used as a booster transformer T1 for boosting a primary voltage Vp to a secondary voltage.
Patent JP-2001297379-A (JP)
Title: Member for reporting dangerous spot
Inventor: HIRATA YOSHITAKA
IPC: G09F13/22
Filed: 2000-04-13
Abstract: PROBLEM TO BE SOLVED: To provide a member for reporting dangerous spot, with which a touch to a bent top end part having the danger of getting injured or breaking clothing by touching can be prevented as much as possible and the occurrence of trouble such as injury can be prevented even in the case of touching by making a worker easily and surely recognize the top end part of an existent protruding member in the case of work such as cable installation inside a dark space such as tunnel or manhole. SOLUTION: This member is provided with a light reflecting part and/or light luminescent part located at the bent top end part, which has the danger of getting injured or breaking clothing by touching, of the existent protruding member having such a bent top end part for showing the existence and position of the bent top end part in such a locating state, a cushion part capable of covering the bent top end part and a mounting means for attachably and detachably mounting a main body part, which is composed of the light reflecting part and/or light luminescent part and the cushion part, on the bent top end part.
Patent JP-2001298215-A (JP)
Title: Light-emitting element
Inventor: TAKAGI HIRONORI
IPC: H01L33/24
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To provide a nitride semiconductor light-emitting element, the emitted- light output power and electrostatic withstand voltage of which can be increased in order to expand the range of application to various products, and also to obtain light-emitting elements of various luminescent colors. SOLUTION: This nitride semiconductor light-emitting element comprises an n-side nitride semiconductor layer, an active layer, and a p-nitride semiconductor layer. The active layer has a multiple quantum well structure composed of InaGa1-aN (0<=a<1). The n-nitride semiconductor layer consists of an n-first multiple film layer formed by stacking two kinds of nitride semiconductor layer which are doped with n-type impurities of different concentrations and have different bandgap energies, or doped with n-type impurities of different concentrations and have same composition,  and an n-type second multiple film layer formed by stacking a first nitride semiconductor layer containing In and a second nitride semiconductor layer having composition that is different from that of the first nitride semiconductor layer and positioned between the n-side first multiple film layer and the active layer. The n-second multiple film layer is a photoluminescence layer, which absorbs the light from the active layer and emits light at a wavelength which is different from that of the former.
Patent JP-2001304617-A (JP)
Title: Air-conditioning system
Inventor: INOUE YOSHINORI
IPC: F24F5/00
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To provide an air-conditioning system, where a refrigerant changing in phase to gas and liquid is made to flow in circulation and thereby heating and cooling can be executed satisfactorily, using a simple constitution and inexpensively. SOLUTION: Use-side heat exchangers 1 and a condenser 2 are connected through the intermediary of a liquid piping 3 and gas piping 4 and the refrigerant is made to flow in natural circulation for cooling. Liquid refrigerant pumping means 8, constituted by providing electric heaters 7 around liquid receiving parts 6 receiving a liquid refrigerant are provided at a place below the use-side heat exchangers 1, and the means 8 and the lowermost part of the liquid piping 3 are connected via a liquid supply piping 14, while the means 8 and the condenser 2 are connected via a third piping 15. A part of the liquid refrigerant is vaporized, by heating in the means 8, and the liquid refrigerant is raised and supplied to the condenser 2 with an increase of the volume thereof.  In the condenser 2, the liquid refrigerant is vaporized by heating by a heat exchanger 30 for heating, so that a gas refrigerant be produced. The gas refrigerant is supplied to the use-side heat exchangers 1 through the gas piping 4, and heating is done by making the refrigerant flow in circulation.
Patent JP-2001304191-A (JP)
Title: Blower
Inventor: TANAKA KENJI
IPC: F04D29/54
Filed: 2000-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a blower in which a flow rate distribution of a flow flowing into an impeller is made uniform in a cross section of a flow passage. SOLUTION: A first fluid guide 61 for guiding a fluid 6 discharged from a discharge port 30a of a suction casing 30 to an impeller 2 is provided on an inner periphery surface of a bell-mouthed shape inlet 4a of an outer cylinder 4 into which the fluid 6 flows by a rotation of the impeller 2 having a movement wing 1. Thereby, a circumferential speed component in the same rotation direction as that of the impeller 2 can be imparted to the fluid 6 and a circumferential speed component in the rotation direction opposite to the impeller 2 is denied. A flow rate distribution of the fluid 6 flowing into the impeller 2 can be made uniform in the cross section of a flow passage.
Patent JP-2001303528-A (JP)
Title: Circulation system for rainwater or meltwater
Inventor: MATSUBARA HIDEO
IPC: E01H5/10
Filed: 2000-04-19
Abstract: PROBLEM TO BE SOLVED: To utilize water by feeding the used water of a bathtub to a snow melting tank or feeding rainwater to a toilet without feeding the rainwater received by a roof, directly to a drain ditch. SOLUTION: In a building 2 provided with a roof drain 2B arranged on a snow duct type roof 2A, the bathtub 2C, and the toilet 2A, this circulation system comprises an elevated water tank 3 provided on the building 2 and a fire protecting/snow melting tank 4. The rain falling on the roof is fed into the elevated water tank 3 from the roof drain and stored, and the rainwater is distributed to a toilet stool, a sprinkler, the bathtub, and the fire protecting/ snow melting tank or the like as required.
Patent JP-2001306614-A (JP)
Title: Character, string retrieving method and character string retrieving device using the same method
Inventor: NAKAGAWA SHINJI
IPC: G06F17/30
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To attain high speed retrieval processing for a character string. SOLUTION: Individual areas are set for a retrieval character string and a retrieved character string respectively and character string data indicating character string length and constituent characters are stored in each area. When the character string data are stored, the character at the tail of the character string is cut out and stored as the 1st byte of a head address. When the retrieval character string is compared with the retrieved character string, respective pieces of character string data are read out in order from the head address and comparison is made, but if a discrepancy is decided halfway in the comparison processing, the comparison with the retrieved character string is quit and a comparison with a next retrieved character string is started.
Patent JP-2001001998-A (JP)
Title: System and method compensating time delay for compensation of space vehicle motion
Inventor: MCLAREN MARK
IPC: G05D1/08
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To eliminate a system error generated from a time delay required from calculating and supplying a compensation signal. SOLUTION: A compensation signal is supplied simultaneously with and/or in the same clock cycle of the occurrence of a disturbance causing a motion requiring a compensation. An apparatus instruction logic circuit 11 generates a through instruction controlling a positioning of an apparatus. A positioning control system 14 positions the apparatus in response to the through instruction. A logic circuit 12 compensating space vehicle motion processes the through instruction provided from the apparatus instruction logic circuit, and responds to a signal representing the occurrence time of the disturbance, thereby causing the motion requiring the compensation. The logic circuit compensating space vehicle motion sends the compensation signal to the position control system almost simultaneously with the occurrence of the disturbance for compensating the disturbance.  A time of a disturbance which will occur in the future, and cause a motion requiring a compensation is determined. Then, a compensation signal compensating the disturbance is calculated, and the compensation signal is provided for the apparatus at an occurrence time of the disturbance causing the motion requiring the compensation.
Patent JP-2001015427-A (JP)
Title: Formation of fine pattern
Inventor: NAYA MASAYUKI
IPC: G03F7/20
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To obtain a method by which a fine pattern of nanometer order can be formed at a high aspect ratio by using photolithography. SOLUTION: In a method for forming fine pattern, two resist layers are formed on a substrate 1, by successively applying a first resist film 2 composed of an organic high polymer and a second resist layer 3 composed of a photosensitive material to the substrate 1. Then a mask 4, in which fine metallic patterns 6 are formed on a mask substrate 5 composed of a dielectric substance, such as glass, etc., is closely adhered to the resists of the two layers, and the resists are exposed to a near-field light leaking out from the opening of the mask 4, where no metal is formed by irradiating the rear surface of the glass substrate 5 with the light.  Thereafter, a pattern is formed by developing the second resist layer 3 with a developing solution, and a fine pattern having a high aspect ratio is formed by dry-etching the first resist film 2 with an O2 plasma through the use of the pattern of the second resist layer 3 as a mask. After working the substrate 1 through etching, vapor deposition, etc., by using the patterns of the two resist layers 2 and 3, the resists of the layers 2 and 3 are removed.
Patent JP-2001305279-A (JP)
Title: Radiation shielding device
Inventor: KAWANO MASAHIRO
IPC: G21C11/02
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a radiation shielding device efficiently attachable to and detachable from a radiation source having a curved surface and capable of stably shielding radiation. SOLUTION: This radiation shielding device S comprises a pair of bases 1 and 2 arranged so as to nip the radiation source, a plurality of support members 3 bent along the curved surface of the radiation source and arranged so as to surround the radiation source between the bases 1 and 2, a plurality of shielding sheets 4 provided attachably to and detachably from the bases 1 and 2 and the support members 3 and arranged so as to cover the radiation source, pin members 6 and 7 provided in prescribed positions of the bases 1 and 2 and the support members 3, and through-holes engageable with the pin members 6 and 7. Since the shielding sheet 4 is easy to attach and detach, the working property is improved.
Patent JP-2001305047-A (JP)
Title: Humidity sensor
Inventor: IKE HIDETOSHI
IPC: G01N19/10
Filed: 2000-04-21
Abstract: PROBLEM TO BE SOLVED: To provide a simply-structured easily manufacturable humidity sensor. SOLUTION: In this humidity sensor 1 provided an expandable tape 3 arranged between one end parts 11, 21 of the first arm 10 and a second arm 20 supported oscillationally in a base plate 2 and expanded/shrunk according to humidity, an energizing means 4b energizing the second arm 20 so as to separate the one end part 21 from the first arm 10, and an oscillating means 30 oscillating the first arm 10 so as to brought the one end part 11 close to the second arm 20 or so as to separate the one end part 11 from the second arm 20 for adjusting tension of the expandable tape 3, a contact of a selecting switch 4 is switched according to expansion/shrinkage of the expandable tape 3.  In this humidity sensor 1, the oscillating means 30 is provided with a rotating body 32 supported freely rotationally in the base plate 2 and a guide groove 35 cut in the rotating body 32 for guiding a part 15 of the first arm 10, and according to the rotation of the rotating body 32, tension of the expandable tape 3 is regulated.
Patent JP-2001307528-A (JP)
Title: Surface emitting apparatus
Inventor: KATSUTA HIROTO
IPC: F21Y101/02
Filed: 2000-04-21
Abstract: PROBLEM TO BE SOLVED: To provide a surface emitting apparatus that enables, by diffusing lights emitted from plural light-emitting diodes of different emitting colors uniformly via an introducing part, an uniform emission without irregular color from its light guide plate. SOLUTION: The surface emitting apparatus has plural light-emitting diodes 2a, 2b of different emitting colors and a light guide plate 3 into which the lights from the light-emitting diodes 2a, 2b are introduced and from which the lights are emitted via its planar light-emitting part 3a. The light guide plate 3 has a light guide part 3b which is formed outward from the edge of the light-emitting part 3a and an introducing part 3c which is included as a part within the light guide part 3b and faces the emission side of the light- emitting diodes 2a, 2b. The introducing part 3c has a diffusion part 3e that diffuses the lights from the light-emitting diodes 2a, 2b all over the light guide part 3b.