baber/WOPTO huggingface dataset:
Patent JP-S59110211-A (JP)
Title: Gain control circuit
Inventor: KIMURA KATSUHARU
IPC: H03G1/00
Filed: 1982-12-15
Abstract: PURPOSE:To determine a gain clearly by a control voltage over the wide dynamic range of (n+2) stages of variable gain amplifiers and to realize requested characteristics by providing a differential amplifier for control voltage conversion to the differential amplifier or a gain control circuit. CONSTITUTION:The 1st differential amplifier of the gain control circuit consists of transistors(TR) Q1-Q6; a DC control voltage V2 is applied to the 1st input couple and the output of the differential amplifier for control voltage conversion which consists of TRs Q7 and Q8 is supplied to the 2nd input couple. The collector voltage of this TRQ7 is determined by a current I1 and a resistance R4 and made constant, and the variable range of a voltage V02 is specified from 0 to R3.I1. The output voltage of the 1st differential amplifier is divided by resistances R5-R8 respectively and applied as a voltage V20 to the input couple of TRs Q15 and Q16 constituting the 2nd differential amplifier. Further, an AC signal VIN is applied to the 1st input couple of the 2nd differential amplifier and the AC signal level of the output voltage V from TRs Q11-Q14 is determined clearly by the control voltage V2 to realize the requested characteristics easily.
Patent JP-H0382262-A (JP)
Title: Picture read method
Inventor: AOKI MIKIO
IPC: H04N1/107
Filed: 1989-08-25
Abstract: PURPOSE:To read a picture easily without distortion by detecting correlation of two pictures while taking notice of a shape of the circumferential distribution in the main scanning direction of a picture inputted by two linear image sensors arranged in parallel so as to correct the speed. CONSTITUTION:A picture read by a 1st sensor 203 advanced forward with respect to a manual direction 208 and a picture read by a 2nd sensor 202 advanced later are compared depending on the circumferential distribution in a direction perpendicular to the manual direction 208 of the input picture. A read delay time of the 2nd sensor 202 after the 1st sensor 203 from a location where the shapes of the circumferential distribution are coincident is detected, the height is detected by the delay time and an interval (b) between the 1st sensor 203 and the 2nd sensor 202 to apply distortion correction thereby obtaining a picture. Thus, the picture without distortion is easily fetched.
Patent JP-H1155884-A (JP)
Title: Stator apparatus of motor
Inventor: YAGI TOSHIHARU
IPC: H02K21/22
Filed: 1997-08-01
Abstract: PROBLEM TO BE SOLVED: To maintain well the insulation of the outer periphery of a core, in the stator apparatus of a opposed periphery motor, and to fabricate it simply at a low price. SOLUTION: Forming a flange 31 in the outer periphery of a bearing housing 23 with a bearing 27 fitted therein, a plurality of covers 33 are provided extendedly and radially from the flange 31. On both the sides of the cover 33, vertical guide walls 33a extended in the protruding direction of the cover 33 are provided oppositely to each other. Providing in a core 35 a plurality of salient-pole teeth 37 extended radially, the core 35 is fitted on the outer periphery of the bearing housing 23, and the salient-pole tooth 37 is fitted in between the opposite guide walls 33a of the cover 33 to protrude the ends of the opposite guide walls 33a from the top surface of the salient-pole tooth 37.  When a driving coil 39 is wound around the outer periphery of the salient-pole tooth 37 via the cover 33 and opposite guide walls 33a, even though the core 35 is exposed to the outside from between both the ends of the opposite guide walls 33a, an air gap is formed between the driving coil 39 and the salient-pole tooth 37.
Patent JP-S6281111-A (JP)
Title: Surface acoustic wave device
Inventor: FUJITA YUJI
IPC: H03H9/145
Filed: 1985-10-04
Abstract: PURPOSE:To suppress undesired reflection over a wide frequency band by connecting a reactance element in parallel with a transmission electrode and a reflection electrode forming a unidirectional electrode respectively and connecting the electrodes in series. CONSTITUTION:An input electrode 8 and an output electrode 9 are group type unidirectional electrodes whose electrode pair number is four respectively. The unidirectional electrode consists of the transmission electrode and the reflection electrode, and the reed screen electrodes are expressed in an equivalent circuit comprising a radiation conductor G2 and a capacitor C1 and a radiation conductance G4 and a capacitor C3 connected in parallel, and the transmission electrode and the radiation electrode are connected in parallel with reactance elements X15, X25 in parallel. The transmission electrode and the reflection electrode are connected in series, a voltage V0 is impressed to the series circuit, a voltage cuasing a desired specific phase difference is impressed to each electrode by the action of the reactance elements X1, X2.
Patent JP-S6199449-A (JP)
Title: Telephone transfer device
Inventor: KUSANAGI AI
IPC: H04M3/54
Filed: 1984-10-19
Abstract: PURPOSE:To change and set a transfer destination telephone number with remote control by providing an individual number recognizer and transferring an optional telephone number inputted after reception of an individual recognition number to a transfer number setter when the individual number recognizer receives the individual recognition number and changing and setting the transfer destination telephone number. CONSTITUTION:The telephone number of a telephone set B is dialed on a subscriber telephone set A to call the subscriber telephone set B, and the handset of the subscriber telephone set A is set to an acoustic coupler 3, and the device is started after the telephone number designated as the transfer destination is set to a set number generator 2. Then, the individual recognition number is transmitted first from an individual recognition number generator 1 and is transmitted to the telephone set B and is discriminated by an individual number recognizer 7. When the individual recognition number is discriminated, a transfer number setter 5 is reset. The telephone number set to the set number generator 2 is transmitted after a certain time, and the transfer number setter 5 sets the transfer destination telephone number again in accordance with said number.
Patent JP-H1057226-A (JP)
Title: Lock body for holder with ring
Inventor: OGAWA AKIHISA
IPC: A47G29/00
Filed: 1996-08-21
Abstract: PROBLEM TO BE SOLVED: To adjust the missed degree of a holder with ring as required regardless of the diameter of the ring of the holder, the difference in the weight of the holder, and the number of the holders. SOLUTION: A prize is fitted at one of a key holder, a ring is fitted at the other end, and a lock body 26A is used to suspend the prize from the ring body 24r of a prize machine via the ring. The body 26A is provided with a truss screw 28 having a screw section 28s and a flange section 30 provided on the other end side of the truss screw 28. The flange section 30 is radially spread in the radial direction while it is fitted to the truss screw 28, and it is kept eccentric from the center line 1 of the truss screw 28. A collar 32 is fitted to the barrel section 28b of truss screw 28.
Patent JP-H1065205-A (JP)
Title: Fabrication of semiconductor light-receiving element
Inventor: MIYAMOTO YASUMASA
IPC: H01L21/20
Filed: 1996-08-21
Abstract: PROBLEM TO BE SOLVED: To improve the steepness of the band gap between a polycrystalline silicon layer and a silicon carbide layer by crystallizing a first amorphous semiconductor film through annealing, forming a second amorphous semiconductor film and a barrier layer, and then crystallizing the second amorphous semiconductor through annealing. SOLUTION: A first amorphous silicon layer is formed on a substrate 1 and annealed using an excimer laser to form a polysilicon layer 4 having large grain size. Subsequently, a second amorphous silicon layer layer 9 thinner than the first amorphous silicon layer and a barrier layer 5, i.e., a silicon carbide layer, are formed and crystallized through annealing, by irradiating them with laser energy 10 at a lower energy density than that of the preceding process. The amorphous silicon layer layer 9 is crystallized in conjunction with the underlying polysilicon layer 4 to produce the polysilicon layer 4. Since the grain size is increased, total quantity of defective level for grain boundary in the layer can be reduced.
Patent JP-S6463991-A (JP)
Title: Display device
Inventor: SHIRATORI YOSHIO
IPC: G09F9/00
Filed: 1987-09-04
Abstract: PURPOSE: To prevent the fall of magnetic powder when a display device is inclined by installing a transparent substrate and a substrate formed with a superconductor film apart a spacing formed therebween and sealing fluid contg. the magnetic powder coated with colors varying according to an N pole and an S pole into the spacing. CONSTITUTION: The transparent substrate 1 and the substrate 4 formed with the superconductor film 7 are installed apart the spacing formed therebetween and the fluid contg. the magnetic powder 9 coated with the colors varying according to the N pole and the S pole is sealed into the spacing. When an input pen 5 is pressed to the substrate 1, a pen axis is displaced and a switch 12 is automatically closed. A current, then, flows to a superconducting coil 13 and a magnetic flux is generated. The electrode direction of a battery 14 is so selected that the magnetic flux is reversed from the magnetic flux of the magnetic powder 9. When the magnetic flux of the input pen 5 exceeds the magnetic flux of the magnetic powder 9, the magnetic powder 9 rotates in liquid 8 and changes to another coated surface 11. Namely, when the surface of the substrate 1 is written with the input pen 5, the magnetic powder 9 of the rear surface thereof rotates and a character is written. As a result, the long-term preservation of the record is made possible.
Patent JP-S60113340-A (JP)
Title: Optical recording member provided with protecting film
Inventor: TOKUYADO NOBUHIRO
IPC: G11B7/24
Filed: 1983-11-25
Abstract: PURPOSE:To lead the search direction of a simple protecting film material and to furnish the protecting film material low in recording sensitivity drop by clarify quantitatively relation between the material constant of protecting film and lowering of recording sensitivity. CONSTITUTION:To assess lowering of recording sensitivity quantitatively a recording sensitivity index is introduced, and further, to consider a rise in temperature at the time of recording in a non-stationary state, the coefficient of thermal diffusion (a) is used as a material constant of the protecting film. Here, the material constant (a) is expressed by a=lambda/(cXrho) where lambda is thermal conductivity, c is specific heat, rho is density.
Patent JP-H0384414-A (JP)
Title: On-vehicle navigation device
Inventor: TSUJI HIROAKI
IPC: G01C21/00
Filed: 1989-08-28
Abstract: PURPOSE:To decrease the effect of quantization error and to accurately calculate to estimate a position even when the number of quantization bits is small by amplifying and quantizing an output signal from a bearing sensor at the time of detecting the offset of the bearing sensor. CONSTITUTION:A stopping detection means 151 decides whether or not a vehicle is traveling and sets the amplification factor of a (variable) amplification means 13 as '1' when the vehicle is in course of traveling. A position arithmetic opera tion means 152 arithmetically operates a current position based on the output signal from a speed sensor 11 and a quantization means 14 and transmits it to a control means 16. When the vehicle is not in course of traveling, the means 151 outputs stopping information to the means 13 and 152, and an offset detec tion means 153. The means 13 amplifies an output signal from an angular veloc ity sensor and the means 152 stops the arithmetic operation of the estimated position and the means 153 detects offset. By quantizing the output signal from the bearing sensor after amplifying it, the effect of the quantization error is decreased and the offset is detected with high accuracy.
Patent JP-S6282183-A (JP)
Inventor: KANETA KIYOSHI
IPC: E04B7/08
Filed: 1985-10-02
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H0799111-A (JP)
Title: Current lead using oxide superconductor
Inventor: TAKITA KIYOSHI
IPC: H01F6/06
Filed: 1993-09-06
Abstract: PURPOSE:To prevent the mechanical and thermal damage of a bar-shaped oxide superconductor by improving the structure of a lead on low temperature side. CONSTITUTION:In a current lead, which consists of the series-connected body composed of the lead 2 on the high temperature side consisting of a well conductive metal and the lead 15 on the low temperature side consisting of an oxide superconductor and is cooled with refrigerant gas GHe at low temperature, the lead 15 on low temperature side consists of the series-connected body composed of the bar-shaped oxide superconductor 18 conductively coupled between a middle coupling metal fitting 6 and a lower coupling metal fitting 20 and the flexible conductor 21 conductively coupled between a low coupling metal fitting and a low-temperature terminal metal fitting 19, and it is accommodated in the tubular container 17 for coupling the middle coupling metal fitting and the low-temperature terminal metal fitting.
Patent JP-2000014954-A (JP)
Title: Sewing error detection device
Inventor: KOJIMA TOSHIHIKO
IPC: D05B35/00
Filed: 1998-06-30
Abstract: PROBLEM TO BE SOLVED: To surely detect a sewing error caused by uneven material feeding even in the case of curved sewing and to freely install various kinds of attachments in front of a needle location to use them as necessary without impairing the function of detecting the sewing errors. SOLUTION: An uneven material feeding detecting sensor 12 for detecting whether or not material is fed unevenly by detecting the number of overlapping pieces of material to be sewn is set in a position corresponding to a sewing area sewn with a sewing machine needle 7, and in a position behind a needle location 6 along a sewing advancing direction Y, and the amount of uneven material feeding detected by the sensor 12 is compared with a preset allowable amount of uneven material feeding; if the amount of uneven material feeding detected exceeds the allowable amount of uneven material feeding, it is regarded as a sewing error and a report means is operated.
Patent JP-H0384484-A (JP)
Title: Magnetic sensor
Inventor: YAMAMOTO TOSHIRO
IPC: G01R33/07
Filed: 1989-08-28
Abstract: PURPOSE:To detect a magnetic flux density distribution with high accuracy by connecting a switch to at least one of current terminals of each individual Hall element and connecting the Hall element to a detection line through a capacitor. CONSTITUTION:When the switch 15 arranged between the current terminals I1 and I2 of the Hall element 11 is closed to supply a constant current from a DC power source 16, the Hall element 11 enters an operation state and the magnetic sensor converts a Hall current into a displacement current flowing to capacitors 17 and 18 connected to Hall terminals V1 and V2 individually through the capacitors. Then the converted displacement current is led to an external detecting circuit 21 through detection lines 19 and 20 to detect the intensity of a magnetic field applied onto the Hall element 11, etc. In this case, Hall elements can be arranged with high density and the magnetic density distribution can be detected with the high accuracy.
Patent JP-S6374058-A (JP)
Title: Silver halide color photographic sensitive material with regulated pka of coupler
Inventor: YAGI TOSHIHIKO
IPC: G03C7/32
Filed: 1986-09-18
Abstract: PURPOSE:To obtain the titled material having coloring stability with respect to a change in pH at the time of developing, by incorporating a pyrazolotriazole magenta coupler having a specific acid dissociation constant (pKa) and a DIR coupler which has a specific pKa and is capable of releasing a development restrainer or its precursor by reacting with an oxidant of a developing agent to the titled material. CONSTITUTION:The titled material comprises the pyrazolotriazole magenta coupler having pKa of 8.0-10.0 and the DIR coupler which has pKa of 7.0-9.0 and is capable of releasing the development restrainer or its precursor by reacting with the oxidant of the developing agent. And, the titled material is color photographically processed to obtain a dye image, after exposing said material. Thus, the titled material having an improved color-reproducibility and capable of obtaining a stabilized coloring with respect of the change of processing condition, especially, the change of pH at the time of development, is obtd.
Patent JP-H04103564-A (JP)
Title: Production of bis(3-aminophenoxy) compound
Inventor: MINAZU HIROSHI
IPC: C07C315/04
Filed: 1990-08-24
Abstract: PURPOSE:To obtain the high-purity title compound in good yield and suppressed subsidiary production of an azo compound without filtration leak of a catalyst by subjecting a bis(3-nitrophenoxy) compound to catalytic reduction while adding the above- mentioned compound to a reactor in which a Raney nickel catalyst and reaction solvent are previously charged. CONSTITUTION:When a compound expressed by formula I [X is 1-10C bivalent hydrocarbon group, C(CF3)2, CO, S, SO, SO2, O or single bond] is subjected to catalytic reduction, the reaction is carried out by using a Raney nickel catalyst, while adding said compound I to a reactor in which the reaction solvent and the catalyst are previously charged. The temperature of the reaction is controlled at 50-100 deg.C and of the pressure at ordinary pressure to a slight pressurization of about 1000mmH2O by an addition rate of said compound I corresponding to the reaction rate to provide the compound expressed by formula II in suppressed subsidiary production of an azo compound which is difficult to remove. The addition of the compound expressed by formula I is preferably carried out for >=45hr in the case of reaction temperature at 50 deg.C and for >=2hr in the case of reaction temperature at 85 deg.C. The compound expressed by formula II is important as a monomer component for heat resistant high polymer.
Patent JP-H0958118-A (JP)
Title: Pressure-sensitive adhesive recording sheet
Inventor: IGUCHI YUJI
IPC: B41M5/00
Filed: 1995-08-30
Abstract: PROBLEM TO BE SOLVED: To provide a pressure-sensitive adhesive recording sheet capable of certainly reading recording data after re-peeling without allowing ink jet recording ink to flow out by the adhesion of water. SOLUTION: A pressure-sensitive adhesive layer not showing self-adhesiveness and adhesiveness in a usual state but showing adhesiveness in a re-peelable manner at a time of the pressing is provided on the single surface of a support to which a cationic resin is bonded in a dry adhesion amt. of 0.2-2.0g/m<2> . An intermediate layer may be provided by an electron beam curable resin or polyolefin resin laminate layer. Therefore, a pressure-sensitive adhesive recording sheet has water resistance of a degree not becoming impossible to read by the adhesion of water even if recorded by an ink jet recording system, preventing the strike-through of ink jet recording ink and not rupturing a printed part after peeling is obtained.
Patent JP-H0963432-A (JP)
Title: Puffer type gas-blast circuit-breaker
Inventor: KAI SHINICHI
IPC: H01H33/91
Filed: 1995-08-30
Abstract: PROBLEM TO BE SOLVED: To enhance the pressure within an open gap part further more to miniaturize the device by providing an insulating nozzle formed of N powder- contained PTFE, and covering the inner wall of the neck part of the insulating nozzle with PTFE. SOLUTION: This circuit-breaker has the same structure as a conventional one except the structure of an insulating nozzle 5. The whole insulating nozzle 5 is formed of BN powder-contained PTFE 5B, the lower inlet of a neck part 19 is formed of a cylindrical hollow, and the upper outlet of the neck part 19 of a conically extended hollow. The cylindrical hollow inner wall of the neck part 19 is covered with non-added PTFE 5A. Since the gas heated by arc heat touches the non-added PTFE 5a when passing the neck part 19, the sublimated gas of PTFE is generated from the cylindrical hollow inner wall of the neck part 19 to help arc extinguishment. Thus, the pressure of the open space part can be enhanced by this structure, and the device is miniaturized.
Patent JP-H0666885-A (JP)
Title: Boundary scanning circuit
Inventor: KAMATA TAKEHIRO
IPC: G01R31/28
Filed: 1992-08-20
Abstract: PURPOSE:To shorten test time by reducing shift cycle in a wiring test for integrated circuit. CONSTITUTION:A boundary scanning circuit has a test data resistor 13 having output boundary scan cells B1-Bm connected in series to each other; a serial data pass 21 having boundary scan cells B1-Bm and scan passes D1-Dn connected in series to each other; a separating means 19 consisting of selecting means 17, 18; and an exclusive OR generating means 15. The separating means 19 separates the scan passes of the output boundary scan cells B1-Bm from the serial data pass 21. The exclusive OR generating means 15 feeds back the arithmetic result of exclusive OR of scan output signals a, b1-bp of the test data resistor 13 and the output boundary scan cells B1-Bm to the test data resistor 13.
Patent JP-S62110692-A (JP)
Title: Image information storing system
Inventor: DAIKO JUNICHI
IPC: H04N5/76
Filed: 1986-09-19
Abstract: PURPOSE:To prevent the storage of the same index code by displaying an instruction to store an input index code when a stored index code and the input index code are dissident. CONSTITUTION:In a registration mode time, the start up of a magnetic tape device 6 and the movement of a head to an index code storing track on an endless tape are controlled through a CPU8 in a controller 1. Next, a read out index code via a recording and reproducing circuit 15 is stored at a RAM13 through a direct memory access control 14, and is compared with the input index code from a keyboard 21. And only when they are not coincident the instruction to store the input index code at the device 6 is displayed at a display part 22 through the CPU8. The storage of the same index code can be prevented by the instruction.
Patent JP-H0560976-A (JP)
Title: Copy zoom lens
Inventor: MOCHIDA YOSHIO
IPC: G02B15/167
Filed: 1991-09-02
Abstract: PURPOSE:To obtain a compact copy zoom lens which has a high variable power, a high copy speed, and a fixed distance between the object and the image by constituting a lens system of eight lenses of four groups and symmetrically arranging lens groups at the time of unmagnification and asymmetrically arranging them at the time of varying the power. CONSTITUTION:The lens system consists of a lens group A having a negative refracting power, a lens group B which consists of three lenses and has a positive refracting power, a stop, a lens group C arranged symmetrically to the lens group B with respect to the stop, and a lens group D which is arranged symmetrically to the lens group A with respect to the stop, and they are arranged in order from the object side. At the time of unmagnification, lens groups A and D and lens groups B and C are arranged symmetrically with respect to the stop. At the time of reduction, lens groups B and C are moved in different optical axis directions and are arranged asymmetrically, and all lens groups are moved in the optical axis direction as one body and at the time of enlargement, lens groups B and C are moved by extents opposite to those for reduction, and all lens groups are moved by the extent opposite to that for reduction. Thus, the distance between the object and the image and the lens length are kept fixed at the time of varying the power.