baber/WOPTO huggingface dataset:
Patent JP-S6430268-A (JP)
Title: Bipolar transistor and manufacture thereof
Inventor: OTA TOSHIMICHI
IPC: H01L29/73
Filed: 1987-07-24
Abstract: PURPOSE:To get rid of the stray capacitance in an outer base region by a method wherein ions are implanted just under an outer base region of a lead-out section of a base electrode adjacent to both sides of an emitter layer so as to penetrate from a collector layer through a collector contact layer thereunder and further reach a semi-insulating substrate. CONSTITUTION:A collector layer 32, a collector layer 33, a base layer 34, an emitter layer 35, and an emitter contact layer 36 are successively formed on a semi-insulating gallium arsenide substrate 31 through the film growth, and oxygen ions are implanted into the peripheral region so as to reach the collector layer 33 for the formation of an implanted layer 71. Next, a dummy emitter 75 is formed into a narrow and long form to bestride the implanted layer 71 through the use of a silicon oxide film, oxygen ions are deeply implanted to penetrate through the base layer 34 and reach to the substrate 31 from the collector layer 33 for the formation of an oxygen ion implanted layer 72. Then, a pattern formation of a region where a collector electrode is formed is performed. In addition, a hydrogen ion implanted layer 73 is formed to isolate the element for the formation of a base electrode 84.
Patent JP-H066031-A (JP)
Title: Manufacturing method of printed wiring board
Inventor: KAWAKAMI SHIN
IPC: H05K1/09
Filed: 1992-06-19
Abstract: PURPOSE:To suppress the advancement of silver migration by lengthening the surface distance of a solder resist between adjacent silver jumpers. CONSTITUTION:Through holes 2 are formed on specific positions of an insulating sheet 1. Circuits 3 and lands 4 are formed on the insulating sheet 1. The circuits 3 are coated with a solder resist 5. The through holes 2 are filled up with a silver paste 6 to form silver through holes 7 whose outer surfaces are coated with a silver overcoat 8. Finally, multiple insulators 9 are formed on the silver resist 5.
Patent JP-H1030047-A (JP)
Title: Rubber-modified styrene resin composition
Inventor: II YASUAKI
IPC: C08L55/00
Filed: 1996-07-16
Abstract: PROBLEM TO BE SOLVED: To obtain the subject composition which gives moldings excellent in shock resistance, color development and surface gloss, when it is colored with carbon black and is useful for electric appliances by reducing the content of a specific component less than a specific level. SOLUTION: To (A) 100 pts.wt. of a thermoplastic resin composition comprising 10-100wt.% of (iii) a rubber-containing resin composition prepared by polymerizing 95-20wt.% of a monomer mixture (ii) of (a) an aromatic vinyl monomer and (b) a vinyl cyanide monomer in the presence of (i) 5-80wt.% of a rubber-like polymer latex with a weight-average particle size of 150-400nm and (iv) 0-90wt.% of a copolymer from the component (a) and the component (b), are formulated (B) 0.1-2 pts.wt. of carbon black. At this time, the content of the component with a weight-average molecular weight of <=10,000 calculated as polystyrene is set to <=10% in the fraction of the component (A) soluble in acetone (based on the whole soluble fraction).
Patent JP-H1132384-A (JP)
Title: Clock supplying device
Inventor: FUJIKAWA SHUICHI
IPC: H04L7/00
Filed: 1997-07-11
Abstract: PROBLEM TO BE SOLVED: To quickly discover a deteriorated clock, and to always supply a stable clock to a low order node by changing the destination of clock reception at the time of receiving a clock whose quality is abnormal, and interrupting the input and allowing a network synchronizing oscillator to self-advance when the quality of all the destination of reception is abnormal. SOLUTION: This device is provided with a clock receiving circuit 61, clock selection switching circuit 62, network synchronizing oscillator 63, frequency converting circuit 64, clock distributing circuit 65, and controller 66. The controller 66 is provided with an abnormality detecting circuit which detects abnormality related with a preliminarily set item, and a circuit for allowing the network synchronizing oscillator to self-advance when a clock signal is not received.  That is, the circuit for allowing the network synchronizing oscillator to self- advance interrupts an input to a clock supplying device when the time integrated value of the compared results of collected data with mean values is beyond a threshold value for all docks, and allows the network synchronizing oscillator to self-advance by using a reference value before interruption as the control data of the network synchronizing oscillator when the input of the receiving circuit is interrupted.
Patent JP-H0913959-A (JP)
Title: Exhaust gas purifying device
Inventor: IIJIMA AKIRA
IPC: F01N3/24
Filed: 1995-06-30
Abstract: PURPOSE: To prevent occurrence of a peeling phenomenon of exhaust gas flow against a wall face of a guide section connecting an exhaust pipe to a catalyst carrier or a filter in an exhaust gas purifying device, decrease a length of the guide section, and reduce a space. CONSTITUTION: This exhaust gas purifying device is constituted of a hold section 4 storing a catalyst carrier purifying exhaust gas and a filter 2, a guide section 3 connected to an inflow side exhaust pipe 10, and a discharge section 6 connected to an outflow side exhaust pipe 10. A passage cross sectional area of the hold section 4 is formed larger than the passage cross sectional area of the exhaust pipe 10, and the guide section 3 is formed into an expanding shape toward the hold section 4 side from the exhaust pipe 10 side. A guide member 7 is arranged at a passage center section over the whole length of the guide section 3 in the flow direction, the guide member 7 is formed into a rhombic cross section in the longitudinal direction, and both upstream and downstream ends of the guide member 7 are formed into sharp edges 9.
Patent JP-S57110671-A (JP)
Title: Method for controlling etching of gravure cylinder
Inventor: EGARASHI YASUROU
IPC: B41C1/02
Filed: 1980-12-29
Abstract: PURPOSE:To obtain a gravure cylinder etching system of a low cost and high accuracy by forecasting the progression of etching of a gravure cylinder with the etching start point of copper as a time series and controlling the state of etching with means for changing the concn. of etching liquid, changing the number of revolutions of the cylinder, etc. CONSTITUTION:The operator inputs initial set values of a cylinder size, the number of revolutions the concn. of etching liquid, liquid temp., etc. to an input terminal 1, and upon starting of etching, he observes the scale. At every changing in th color of the scale, he treads a foot switch 5 to input the change in color to a CPU3. The CPU3 displays the forecast figure of the case when the current etching state continues from this and the etching progression model for the progression of etching of the gravure cylinder with the etching start point as a time series stored in a storage device 4 in a CRT display 7 via a video interface 6 and displays the action that the operator is ought to make.
Patent JP-H0536429-A (JP)
Title: Power source device for internal reformed type fuel cell
Inventor: INAKA HIDEKI
IPC: H02J3/38
Filed: 1991-07-26
Abstract: PURPOSE:To provide a power source device capable of stably coping with a sudden fluctuation of the consumed power of an external load and usable without any problem in a power source device for internal reformed type fuel cell having a control means for controlling the fuel feed quantity to the fuel cell to increase the fuel feed quantity as the output power of the fuel cell is larger on the basis of the information of a detecting means for detecting the output power. CONSTITUTION:A pseudo load means 7 for consuming the output power of a fuel cell D is provided. A control means 6 controls the electrification to the pseudo load means 7 in such a manner that the output power of the fuel cell D is an output power in which a set value is added to the power consumed by an external load 4, and also, when the power consumed by the external load 4 shows a tendency to increase, it controls the electrification to the pseudo load means 7 to reduce the electrification to the pseudo load means 7 by the portion corresponding to the increased portion.
Patent JP-H0722886-A (JP)
Title: Noise filter
Inventor: KANEHARA YOSHIHIDE
IPC: H03H11/04
Filed: 1993-06-30
Abstract: PURPOSE:To obtain an inexpensive noise filter of such structure that noise attenuation performance can be prevented from lowering even when a current with high peak value flows on the noise filter, and high noise attenuation performance can be kept at lower frequencies between 10kHz-100kHz, and the noise attenuation performance can be prevented from lowering even at the frequency higher than 100kHz, and also, leakage current can be reduced, and a noise generated from the diode of electronic equipment can be reduced, and assembling can be easily automatized. CONSTITUTION:Capacitors C1, C2, and C3 are connected among input terminals 1, 2, and 3, and capacitors C4, C5, and C6 among output terminals 4, 5, and 6, and capacitors C7, C8, and C9 among a ground terminal and each output terminal. A common mode choke coil 26 in which coils 7, 8, and 9 are wound across a core 17 that is an iron group high permeable magnetic material and a ferrite core 18 formed as the same core is connected between the input terminal and the output terminal.
Patent JP-H0633932-A (JP)
Title: Thrust bearing metal structure for crankshaft
Inventor: ISOMOTO ATSUSHI
IPC: F16C9/02
Filed: 1992-07-14
Abstract: PURPOSE:To attenuate axial impact on a crankshaft, which arises when an engine is in a transient operating state, by using a crankshaft thrust bearing metal structure provided close to a cylinder block side bearing portion for supporting the journal part of the crankshaft. CONSTITUTION:A thrust bearing metal 11 is covered with a steel plate member 14 from both sides with a vibration damping member 13 held at the center thereof and one side of the steel plate member 14 is covered with an aluminium alloy member 15, and the aluminium alloy member 15 is provided opposite to a thrust sliding surface.
Patent JP-H0352883-A (JP)
Title: Intermediate of brefeldin cs
Inventor: TAKANO SEIICHI
IPC: C07C29/56
Filed: 1989-07-19
Abstract: NEW MATERIAL:A compound shown by formula I (R is -CHO or group shown by formula II). USE:An intermediate useful for production of brefeldin Cs, one of cyclopentanemacrolide having action on gram-positive bacteria. PREPARATION:A lactol shown by formula III as a starting substance is made into an allylsilyl derivative, the derivative is subjected to SWAN oxidation reaction to convert hydroxyl group into aldehyde, the aldehyde derivative is reacted with diisopropyl phosphonomethylacetate to give an ester derivative shown by formula IV. This derivative is reacted with diisobutyl aluminum hydride to give an alcohol derivative, which is reacted with D-(-)tartaric acid diisopropyl ester and tetraisopropoxytitanium to give an epoxy derivative shown by formula V. This derivative is reacted with Lewis acid and subjected to ring closure. The reaction product is reacted with dimethoxypropane to give an acetonide derivative shown by formula VI, which is oxidized with ozone and treated with a base.
Patent JP-S6341367-A (JP)
Title: Sorter equipped with finisher
Inventor: ISHIGURO KUNIAKI
IPC: B65H39/11
Filed: 1986-08-07
Abstract: PURPOSE:To previously prevent trouble by prohibiting the copying operation and outputting an alarm if the sheet size is other than the size which permits the staple processing when the finish mode for carrying out the staple processing is selected. CONSTITUTION:When the finish mode for carrying out the staple operation is selected by a switch 155, and the sheet size selected by a sheet selecting key 129 for the copying treatment is the size other than A4 or B5 which can be staple-processed, in other words, A3 and B4 lamps of the display LED130 light up, the size improperness is alarmed, and the succeeding copying operation is prohibited. When the execution of the copying processing is input by the print key 121 operation by an operator, the finish mode is released, and copying operation is permitted. Thus, the generation of disorder in the staple processing and clogging of paper can be prevented beforehand.
Patent JP-S6165633-A (JP)
Title: Mobile communication system
Inventor: OGOSE SHIGEAKI
IPC: H04B7/26
Filed: 1984-09-07
Abstract: PURPOSE:To attain high-speed digital signal transmission and to improve the transmission quality by using an asynchronous carrier having the same normal frequency in plural base stations and applying angular modulation to each carrier and transmitting the result with a digital base band signal of same information synchronizing the transmission timing and allowing a mobile station to apply diversity reception to transmitted radio wave. CONSTITUTION:A carrier from carrier generators 13, 14 in base stations 11, 12 is subjected to angular modulation by the same digital base band signal at modulators 15, 16 and transmitted respectively from transmission antennas 17, 18. The digital base band signal is generated from a digital signal generator 19 in the base station 11, for example, and divided into two, the one is used as a modulation signal to the modulator 15 and the other is fed to the modulator 16 of the base station 12 through an inter-station transmission line 21 as a modulation signal. The radio waves transmitted from the transmission antennas 17, 18 pass through multiple transmission lines 23, 24 respectively signal and a mobile station 25 receives the transmitted radio wave in terms of diversity.
Patent JP-S6078780-A (JP)
Title: Thermal recording material
Inventor: IGARASHI AKIRA
IPC: B41M5/337
Filed: 1983-10-06
Abstract: PURPOSE:To provide a thermal recording material high in heat generating sensitivity and fastness and reduced in for generation, constituted by providing a thermal color forming layer containing an electron donating colorless dye, an electron receptive compound and a specific ether compound onto a support. CONSTITUTION:An electron donating colorless dye (e.g., Crystal Violet lactone), an electron receptive compound (e.g., bisphenol A), an ether compound represented by formula I or II (wherein X and Y are halogen, 6C or less alkyl or 6C or less alkoxy and R is H or 18C or less alkyl) in an amount of 10-200% by wt. of the electron receptive compound and a binder of which the solubility to water is 5% or more at 25 deg.C (e.g., CMC) are dispersed in water so as to bring an average volumetric particle size to 5mum or less to obtain a thermal coating solution. Subsequently this coating solution is applied to a support and dried to form a thermal recording layer.
Patent JP-S6079793-A (JP)
Title: Optical semiconductor device and manufacture thereof
Inventor: SUZAKI SHINZOU
IPC: H01S5/11
Filed: 1983-10-06
Abstract: PURPOSE:To lower threshold currents, and to wave-guide beams efficiently by forming a diffraction grating on a waveguide layer, shaping a protective film to one part of the grating and forming an active layer to a section except the protective film. CONSTITUTION:An external waveguide layer 12 is formed on a semiconductor crystalline substrate 11. A diffraction grating 13 is formed in the whole region of the upper surface of the layer 12 or only in a necessary region. A protective film 14 is shaped on the upper surface of the grating 13 as a region for the external waveguide. An active layer 15 and a clad layer 16 are formed. Accordingly, since there is no selective etching process for forming a mesa section corresponding to the active layer, a crystal defect is not generated on the basis of selective etching, and threshold current value is lowered.
Patent JP-H02223212-A (JP)
Title: Network reception equipment
Inventor: SUZUKI KEIICHI
IPC: H03J7/18
Filed: 1989-07-21
Abstract: PURPOSE:To enable the same program to listen successively by providing a comparison part to compare the reception content of a first tuner part with that of a second tuner part, and performing channel selection by automatically switching a channel to another broadcast station broadcasting the same program as the broadcast station in receiving when deterioration due to the lowering of electric field strength occurs in reception quality. CONSTITUTION:The comparison part 16 includes a sampling means to detect the level of a broadcasting content received at the first tuner part 8 and that received at the second tuner part 9 by sampling simultaneously, a calculation means to calculate a similarity evaluation value from the sampling value, and a discrimination means to discriminate whether or not the broadcast station is a second broadcast station by comparing the similarity evaluation value with an evaluation reference value. Thereby, the second broadcast station is detected, and also, the reception of the second broadcast station is performed instead of the first broadcast station when the reception electric field strength of the first broadcast station becomes less than a prescribed value. ln such a way, it is possible to detect the second station with the same program as that of the first station receiving and listening at present, and to precisely listen the same program successively.
Patent JP-H1028871-A (JP)
Title: Plate-like catalyst, plate-like catalyst structure body, preparation thereof, and waste-gas treatment method using the catalyst
Inventor: YOKOYAMA KOICHI
IPC: B01D53/86
Filed: 1996-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a waste-gas treatment method for which a plate-like catalyst is utilized and by which development of gas blowing out part is lessened, deflection flow of a gas is suppressed and activity deterioration of the catalyst is prevented. SOLUTION: A unit is produced by forming a plurality of rows of reciprocally formed projecting linear parts 7 and recessed linear parts 7a with the same height and the same cross section shape in flat plate parts 9 and layering a plurality of a plate-like catalysts having opened boundary parts of the projecting linear parts and the recessed linear parts in a manner that the flat plate parts are brought into contact with the projected or the recessed linear parts of the neighboring plate-like catalysts. The unit is housed in a catalyst housing case 11 of which a waste gas flow inlet and outlet are opened and others are closed and is so installed as to set the projecting or recessed linear parts 7, 7a along the waste gas flowing direction 10 and then waste gas treatment is carried out by the unit.
Patent JP-H0535009-A (JP)
Title: Automatic document feeder
Inventor: EZU AKIHIRA
IPC: G03G15/04
Filed: 1991-07-26
Abstract: PURPOSE:To check the inputs of a sensor, etc., of an automatic document feeder on the side of an image forming device, to eliminate the need for an LED for checking and to facilitate the checking by transmitting information on a document detected by various detecting means to an image forming device side. CONSTITUTION:A supply part S is provided with a paper feeding tray 2 which sets plural documents D in a laminating state, a pickup roller 3 which takes out the documents D set on the tray 2 one by one, a handling roller 4 which sends out the taken-out document D, a handling pad 5, and an aligning roller pair 6 which carries the sent-out document D while aligning it. An empty sensor 7 for detecting the presence or absence of the document C is provided on the side of the handling roller pair 4 of the paper feeding tray 2, a resist sensor 8 is provided in front of the aligning roller pair 6 and a size sensor 9 for detecting the size of the document D is provided behind the roller pair 6. The information relating to the document detected by these sensors is sent to the image forming device side to be displayed.
Patent JP-H1030359-A (JP)
Title: Base isolation device of building
Inventor: NAKAMURA YOSHIYA
IPC: E04H9/02
Filed: 1996-07-17
Abstract: PROBLEM TO BE SOLVED: To miniaturize the device, by installing the base isolation device in which an intermediate block having a curvature at the upper and lower faces is held toy arcuate motion guide rails, on a foundation to support a building, so as to displace and restore the device even in a small horizontal force. SOLUTION: An intermediate block E provided with protruded curved faces 1, 2 at the upper and lower sides is set to freely slide through arcuate motion guide rails 3 having the same curvature with the faces, between the upper block B and the lower block D to form a base isolation device. An anti- frictional material like ball bearings or fluororesin is used at the contact part of the guide rail 3 and the guide 5 to reduce frictional resistance. This base isolation device is installed on the foundation C to support columns A1 of the building. This device supports the weight G of building and absorbs even a relatively small horizontal force and further, divides the load G into the normal direction and the tangential direction to bring about a restoring force by the tangential force.  In this way, the device can be miniaturized as a unit without use of laminate rubber materials, springs, dampers, etc.
Patent JP-H07166331-A (JP)
Title: Formation of thin film free from droplet
Inventor: KO ENSEI
IPC: C23C14/24
Filed: 1993-06-18
Abstract: PURPOSE:To form a sound film free from droplets with a high efficiency, at the time of generating vacuum arc discharge between an anode and a target electrode under the reduced pressure and evaporating the target electrode, by rotating the target electrode around the axis at a specified rate. CONSTITUTION:The inside of a vacuum tank 1 is evacuated from an evacuation port 8, an anode trigger 6 is brought into contact with a target electrode 3 to start arc discharge, and the target electrode 3 is rotated around the axis at 500 centrifugal effect Z. Next, a reaction gas is introduced into the space between the target electrode 3 and a substrate 7, and a shutter is opened to start vapor deposition. Thus, a sound film free from droplets is formed on the substrate 7.
Patent JP-H0236432-A (JP)
Title: System for storing test program in one chip micro computer
Inventor: KATSUYA MASASHI
IPC: G06F11/22
Filed: 1988-07-26
Abstract: PURPOSE:To reduce ROM by the size of a test program by storing the test program in EEPROM and erasing the test program after a test has terminated. CONSTITUTION:The test program is stored in EEPROM 13, a user program enters whole ROM 11 and the test program does not exist in it. The test program is stored in EEPROM 13 and the whole internal part of EEPROM is erased after the test has terminated and before delivery is executed. All the test programs are erased and delivery is executed. Thus, ROM is reduced since the test program is erased, and a chip area can be reduced, whereby manufacture cost can be reduced.
Patent JP-S57111871-A (JP)
Title: Buffer storage control system
Inventor: INOUE KOUICHI
IPC: G06F12/10
Filed: 1980-12-29
Abstract: PURPOSE:To ensure the use of the full capacity of a buffer storage device, by providing a circit which modifies the highest address among the addresses that give an access to the buffer storage device. CONSTITUTION:An address given from a requester is set to a register 35, and an access is given to an associative memory (TLB) 311 by using a part of a virtual address. An access is given to a directory (DIR) 28 and a buffer storage device (BS) 24 with the value of a circuit 323 of a flip-flop (FF). Then the value of a real address part which is readout of the TLB311 is compared with the value of the FF circuit 323. If a coincidence is obtained berween these two values, access is executed again to the TLB311, DIR23 and BS24 respectively. In case no coincidence is obtained, access is excuted again in the next cycle.