baber/WOPTO huggingface dataset:
Patent JP-H0891990-A (JP)
Title: Production of semi-insulating gallium-arsenic single crystal
Inventor: INADA TOMOKI
IPC: H01L21/208
Filed: 1994-09-16
Abstract: PURPOSE: To obtain a semi-insulating GaAs single crystal, hardly changing the carbon concentration and good in uniformity even in the case of a crystal in a continuous length. CONSTITUTION: This method for producing a semi-insulating GaAs single crystal is to bring a seed crystal 2 into contact with a GaAs melt 5 placed in a crucible 7 and pull up the single crystal 3 in a pulling up furnace 20 in a prescribed atmosphere according to a liquid-encapsulated Czochralski method. The pulling up furnace 20 is equipped with a gas introduction port 12 for continuously introducing a gas at a prescribed flow rate into the furnace in the lower part of the pulling up furnace 20. Further, a discharge port 13 for continuously discharging the atmospheric gas in the furnace at the same flow rate as that of the introduced gas is installed in the upper part of the pulling up furnace 20. Mass flow controllers 14 are respectively provided in the introduction port 12 and the discharge port 13 to control the introduced gas and the discharge gas at the prescribed flow rates.  Thereby, the carbon concentration in the resultant crystal is controlled constant without causing a disturbance in a redox reactional system.
Patent JP-S61104397-A (JP)
Title: Semiconductor storage device
Inventor: YOSHIZAKI KAZUO
IPC: G11C11/41
Filed: 1984-10-24
Abstract: PURPOSE:To expand an operating margin by bringing a delay signal of a chip selecting signal, and an output-enable signal to AND processing, setting a time difference of an operation timing signal of an output buffer, and dispersing a current flowing to a power source line and a circuit. CONSTITUTION:A chip selecting signal inversion CE passing through one substantial variable delaying circuit DL consisting of CMOS inverters IV2-IV4, etc. and a NAND gate circuit G0, etc., and an output enable signal inversion OE supplied from the outside are brought to AND processing, and an operation control signal OC of an output buffer is outputted from a NOR gate G1. Accordingly, by setting a time difference to an operation timing of an address buffer, etc. and the output buffer, a current flowing to a power source line and a ground line of a circuit can be dispersed, a generated noise level can be reduced, and also low power consumption and a high speed operation can be realized by reducing a through-current due to a decrease of a negative feedback quantity by a noise of the address buffer.
Patent JP-S59112278-A (JP)
Inventor: KINOSHITA SHIGEMI
IPC: G21B1/17
Filed: 1982-12-20
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-H0384957-A (JP)
Title: Semiconductor device
Inventor: TAKEHARA KATSUNAO
IPC: H05K1/18
Filed: 1989-08-29
Abstract: PURPOSE:To increase the number of leads without lowering a mounting density by a method wherein the leads are printed and formed on an insulating sheet in such a way that protrusions are formed at their end side, a semiconductor element and insulating-sheet parts at one end side of the leads are sealed with a resin and the other end side of the leads not sealed with the resin is bent and formed. CONSTITUTION:On an insulating sheet 4, a plurality of leads 6 whose one end side is connected to a semiconductor element are formed by a screen-printing method. Protrusions 8,... are formed at the other end side of the leads 6,... The semiconductor element and insulating-sheet parts at one end side of the leads 6 are sealed to form a resin-sealed body 10. Insulating-sheet parts 12 which are not sealed with a resin are directed to the outside on the bottom 16 of the resin-sealed body 10, and are bent and formed along an outer shape of the resin-sealed body 10. Since the individual leads are printed and formed on the insulating sheet 4, many leads 6 can be formed to be small so as to eliminate a danger of an electric short circuit.
Patent JP-H0966347-A (JP)
Title: Core molding device for casting
Inventor: NAKAMURA NOBUHIRO
IPC: B22C13/08
Filed: 1995-08-30
Abstract: PROBLEM TO BE SOLVED: To enable molding a core of good quality by closing an outer gas introducing hole with closing pin with the tip part projecting into a hollow part so as to be attachable/detachable. SOLUTION: A core molding hollow part 2 is formed with divided metallic molds 1a, 1b, and molding sand Sb is press-fed therein, and the molding sand Sb in contact with a core molding wall in the core molding hollow part 2 is heated by heating action of the divided metallic molds 1a, 1b and hardened. Then, non-hardening molding sand Sb filled near the center of the core molding hollow part 2 is discharged to mold the hollow core M. At this time, the outer gas introducing hole 44 is penetratedly provided in the divided metallic molds 1a, 1b. The outer gas introducing hole 44 is closed with the closing pin 45 with the pin tip part 45a projecting toward the core molding hollow part 2 so as to be attachable/detachable. By this constitution, the collapse of the hardened molding sand accompanying the sucking action can be prevented.
Patent JP-H09128999-A (JP)
Title: Circuit and method for testing of single bit flaw of integrated circuit memory device
Inventor: DEIBITSUDO SHII MAKUKURUUA
IPC: G11C29/14
Filed: 1996-08-23
Abstract: PROBLEM TO BE SOLVED: To provide a constitution body and a method for analyzing the single bit defect of an integrated circuit memory device. SOLUTION: The bit line load devices 14 and 16 of the integrated circuit memory device 10 are controlled by test mode signals and the state of the signals decides when to start a test mode. The bit line load devices are connected to a 'true' bit line 18 and a 'complement' bit line 20 and the bit lines are connected to a memory cell. Selection devices such as column selection transistors 34 and 36 are connected to the bit lines and the selection devices are connected to driver circuits 44, 46; 52 and 54 further by write buses 38 and 40, read buses 38' and 40' or write/read buses 39 and 45, etc., for instance. A supply voltage and signals are supplied to the driver circuits.
Patent JP-H0669714-A (JP)
Title: Antenna system for mobile object satellite communication
Inventor: ICHIYOSHI OSAMU
IPC: H01Q3/28
Filed: 1992-08-21
Abstract: PURPOSE:To provide an antenna for mobile satellite communication, in which an antenna for receiving a satellite radio wave in a horizontal direction by pure electronic type automatic control is tracked, a necessary antenna gain is easily obtained and a satellite can be acquired/ tracked in a vertical direction at an arbitrary elevation angle. CONSTITUTION:Plural antenna elements 1A-1H which are arranged radially in a circle from the center of a circle at equal angles and which can be adjusted in the vertical direction at a prescribed angle, coaxial cables 2A-2H which are connected to the antenna elements, switches 3A-3H which are connected to the other ends of the coaxial cables and which turn on/off high frequency signals and a switch control circuit which controls the plural switches so that the high frequency signals are simultaneously received at least to the antenna element becoming a center and to the antenna elements on the both sides of the antenna becoming the center are provided.
Patent JP-H0542673-A (JP)
Title: Ink jet recorder
Inventor: MORITA NAOKI
IPC: B41J2/05
Filed: 1991-08-08
Abstract: PURPOSE:To enhance a stability in ink drop jetting by providing a drive circuit for transmitting a drive pulse signal for every drive block, i.e., a set of adjacent two heating elements, and preventing the simultaneous application of drive pulse signals to adjacent two drive blocks. CONSTITUTION:In an ink jet recorder, heating resistors 3 are electrically conducted and heated through a drive control means 4 in accordance with image information, ink 2 is vaporized to generate a pressure, and by this pressure the ink 2 is delivered as ink drops from nozzles 1 formed on a channel wafer 9. In this invention, the drive control means 4 consists of a drive circuit for transmitting drive pulse signals to 96 drive blocks 5, each of which is composed of adjacent two heating resistors 3 corresponding to two bits, and a timing regulating means 7 which is a 96-bit shift register successively selecting the drive blocks 5. Drive pulse signals are controlled so as not to be simultaneously applied to two drive blocks adjacent to each other.
Patent JP-S6468563-A (JP)
Title: Blade of wool ball remover
Inventor: FURUICHI TAKESHI
IPC: D06C13/00
Filed: 1987-09-04
Abstract: PURPOSE: To reduce the decrease in strength of the central part of an outer blade and decrease of the cutting quality accompanying with its deformation by forming the diameter of the blade holes at the central part of a dorm state outer blade having many pill-introducing blade holes as small, and the diameter of the blade holes at outer peripheral parts as large. CONSTITUTION: This blade for a pill-removing tool is provided by arranging and installing an outer blade 41 having many pill-introducing blade holes and an inner blade 42 making a contact with the outer blade 41 and sliding, forming the diameter of the blade holes 53 in the central part of the outer blade 41 having a dorm state as small and the diameter of the blade holes 53 at the peripheral parts as large.  Further, by constituting the blades so as to have a relationship of the diameter of the outer blade 53 (D mm) with the blade thickness of the outer blade 41 (T μm) as 278D-430<=T<=278D-330, the reduction of strength at the central part having a large contacting pressure with a cloth, etc., becomes small, the deformation of the outer blade 41 is small, the reduction of cutting quality accompanying with the deformation can be suppressed at its minimum, and the introduction and cutting rate of the pill is not reduced, because the diameter of the blade hole 53 is large at the outer peripheral part where the relative speed with the inner blade is large.
Patent JP-H0384522-A (JP)
Title: Waveguide type optical switch
Inventor: OKAYAMA HIDEAKI
IPC: G02F1/025
Filed: 1989-08-29
Abstract: PURPOSE:To obtain the optical switch of simple structure which has small wavelength dependency and no polarization dependency by using a compound semiconductor of a cubic system 43m for a substrate, forming the substrate by using the surface azimuth '110' or '111' of the crystal, and providing electrodes on the input port and output port sides on waveguides. CONSTITUTION:The substrate 11 which is formed of the compound semiconductor of the cubic system 43m by using the surface azimuth '110' or '111' functions to decrease the refractive index to one of polarized light beams incident on waveguides 12 and 13 and increase the refractive index to the other polarized light. Further, the electrodes 15a - 15d provided on the sides of the input ports 12a and 13a, and output ports 12b and 13b on the waveguides 12 and 13 control refractive index variation according to the combination of electrodes which are applied with a voltage, thereby controlling the demultiplexing direction of light. Consequently, the waveguide type optical switch which uses the semiconductor substrate has superior wavelength dependency and polarization dependency with the simple structure.
Patent JP-S61100686-A (JP)
Title: Wristwatch dial with solar cell
Inventor: FUJIMORI NATSUO
IPC: G04C10/02
Filed: 1984-10-23
Abstract: PURPOSE:To dispense with the replacement of the battery of an electric wristwatch, by arranging a solar cell under a thin transparent resin. CONSTITUTION:A dial base plate 1 is punched by a press to form a design pattern 2 and surface treatment such as patterning or plating is applied to the surface of the dial base plate 1. Next, a transparent resin layer 4 having an embossed surface film is formed from an urethane/acrylic photocurable resin. At last, a solar cell 5 is fixed to the press punching part from the back surface thereof in an earthed state to constitute a dial. As mentioned above, by arranging the solar cell 5 under the thin transparent resin layer 4, the bluish purple color peculiar to the solar cell 5 does not obstruct a decorative design from the aspect of appearance and rather imparts an accent from a designing aspect to make it possible to form the appearance of the dial 1 and the replacement of the battery of an electric wristwatch can be made unnecessary.
Patent JP-H0949402-A (JP)
Title: Pneumatically operated mixed-pressure steam control valve
Inventor: HORI YOJI
IPC: F01D17/26
Filed: 1995-08-08
Abstract: PROBLEM TO BE SOLVED: To provide a pneumatically operated mixed-pressure steam control valve having an emergency closing circuit in addition to normal control mechanism. SOLUTION: A pneumatically operated mixed-pressure steam control valve is composed of an electropneumatic positioner 11 for converting an electric signal into a pneumatic signal, a diaphragm actuator 17 for controlling the valve opening of the mixed-pressure steam control valve 8 by operating air pressure, a solenoid valve 14, and two air valves 12, 13. Normally the diaphragm actuator 17 is operated by operating air pressure to control the valve opening of the mixed-pressure steam control valve 8, and at the time of emergency, the operating air of the diaphragm actuator 17 is exhausted by a command from the solenoid valve 14 to cut off the mixed-pressure steam control valve 8, thus suppressing the speed increase value within a specified range.
Patent JP-S6199754-A (JP)
Title: Automatic transmission
Inventor: IDOGUCHI MASARU
IPC: B60W10/10
Filed: 1984-10-22
Abstract: PURPOSE:To prevent temporary acceleration of a vehicle and deterioration of feeling by preventing speed change action when the condition where a brake is in operation is detected by a sensor. CONSTITUTION:When a micro computer 21 judges that automatic speed change is possible, it also judges if an exhaust brake is in operation. The judgement is made by detecting pressure of a service brake master cylinder 31 by a pressure sensor 30, and if this brake force is not present, judgement that an exhaust brake is in operation or not is made by an exhaust brake sensor 32. When at least end of the service brake and exhaust brake is in operation, speed change action is not made, and gear ratio of a transmission is kept as it is.
Patent JP-H0950115-A (JP)
Title: Production of phase shift photomask having phase shift layer consisting of sog
Inventor: KURIHARA MASAAKI
IPC: G03F1/68
Filed: 1995-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a process for producing a phase shift photomask having shift patterns consisting of SOG having a high transmittance capable of dealing with UV rays, such as KrF (248nm) to be used at the time of transfer to a wafer by adopting a method for forming the SOG shifter patterns by using the SOG contg. an acid generating agent and subjecting the SOG to direct plate making. SOLUTION: This process has at least a stage for applying the SOG 130 contg. the acid generating agent on a photomask substrate 111, a stage for selectively irradiating the applied SOG layer 130 with ionization radiation 160, and a stage for forming the shift patterns 130A consisting of the SOG by developing the SOG layer 130 with a suitable solvent. The process includes a stage for decomposing the photosensitive groups to absorb UV rays by irradiation processing of the entire surface with the UV rays 170 after the formation of the SOG shifter patterns 130A and/or high-temp. heat treatment, and making the SOG layer 130 transparent to the UV rays to be used at the time of transfer to the wafer.
Patent JP-S6378080-A (JP)
Title: Intermediate frequency amplifying device for radar receiver
Inventor: SAWADA TOMOYUKI
IPC: G01S7/28
Filed: 1986-09-20
Abstract: PURPOSE:To make it almost unnecessary to execute a band adjustment at the time of manufacture, and to remarkably simplify the manufacturing process by equipping concentrically a band width setting means in a prescribed position between amplifiers which have a wide band characteristic and have been equipped in cascade. CONSTITUTION:In an intermediate frequency amplifying circuit for performing an amplification of a prescribed gain extending over a prescribed band width, with respect to an inputted intermediate frequency signal, a band width setting means consisting of BPFs 12A, 12B is interposed and inserted between a first stage and a second stage of plural stages of amplifiers 10A-10D, which have been equipped in cascade with respect to said intermediate frequency signal. Each of these amplifiers 10A-10D is allowed to hold a frequency characteristic of a wider band than a band width. In this state, for instance, when the first BPF 12A is selected by a band width switching signal BW, as for the inputted intermediate frequency signal, its band is set by the first BPF 12A, and also, an amplification of a prescribed gain is executed by all the amplifiers 10A-10D. In this way, it becomes almost unnecessary to execute a troublesome band adjustment work at the time of manufacture.
Patent JP-S6191950-A (JP)
Inventor: ROBAATO JIEI IIMUZU
IPC: H01L23/10
Filed: 1985-10-08
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-H0777223-A (JP)
Title: Clutch control system
Inventor: SUZUKI KANAME
IPC: F15B15/14
Filed: 1993-09-08
Abstract: PURPOSE:To provide a clutch control system that is able to meet the promotion of compactness. CONSTITUTION:In a clutch control system which is composed of clamping an adapter 36 to a power piston 31 and inserting a piston rod 35 into a hole 36b of this adapter 36, it is made up of two ring grooves 36c and 35c are formed in an inner circumferential surface of the hole 36b of the adapter 36 and an end circumferential surface of the piston rod 35 respectively, and connecting the piston rod 35 and the adapter 36 to both these ring grooves 36c and 35a via a ring.
Patent JP-H0559547-A (JP)
Title: Sputtering device to substrate for electronic parts
Inventor: TATSUMI YUTAKA
IPC: C23C14/50
Filed: 1991-09-03
Abstract: PURPOSE:To average the distribution density of the molecules with which substrate surfaces are irradiated and to uniformize film thicknesses by freely attachably and detachably mounting distribution correcting cover bodies to trays mounted with plural sheets of substrates at the time of passing the trays through the inside of a sputtering chamber and forming the films on the substrates. CONSTITUTION:A gate valve 12 is opened in the state of maintaining a high vacuum in a charging chamber 13 and the trays 16 supporting plural sheets of the substrates A are fed, by each sheet, into the sputtering chamber 11 kept in a high vacuum state. The substrates A are heated by a heater 17 during transfer and are passed under targets 19 mounted on the rear surfaces of cathodes 18 to form the films by sputtering on the surfaces of the respective substrates A; thereafter, the trays 16 are successively delivered to a taking out chamber 15. The distribution correction cover bodies 20 formed to a downward facing L shape in section are previously freely attachably and detachably mounted to the respective trays 16 at this time to average the distribution density of the molecules from the targets 19 with which the substrates A are irradiated over the entire surface of the substrates A, by which the films having the uniform film thickness are formed on the surfaces of the substrates A.
Patent JP-H0651887-A (JP)
Title: Voice generator for input device
Inventor: ENDOU YUKIYOSHI
IPC: G08B7/00
Filed: 1992-07-30
Abstract: PURPOSE:To recognize which window inputs data under inputting. CONSTITUTION:An input position recognizing part 12A1 recognizes the position of data under inputting on a screen. Voice generating parts 6RU, 6LU, 6RL and 6LL generate voices by using a voice distributing device 8. In the case of generating the voices, a volume/generation timing/phase decision part 14A1 decides the volume/generation timing/phase of respective voices generated from the voice generating parts 6RU, 6LU, 6RL and 6LL based on the position of data under inputting on the screen.
Patent JP-H0778825-A (JP)
Title: Formation of bump
Inventor: KOGASHIWA TOSHINORI
IPC: H01L21/321
Filed: 1993-09-08
Abstract: PURPOSE:To prevent the eluation of an Al thin film generated when flux whose Cl<-> ion content is not limited is used, in the case that a solder bump formed by bonding a metal ball whose main element is one out of Pb, Sn and In to an Al electrode formed on a semiconductor chip substrate is subjected to reflow treatment. CONSTITUTION:A bump is bonded to an Al electrode by a wire bonding method or other methods. The bump is coated with flux wherein the Cl<-> ion content is restrained lower than or equal to 100wt. ppm. After that, the solder bump is heated and fused at the melting point or higher. Thereby the bump shape is made spherical, and a specified bonding strength is obtained between the solder bump and the Al electrode.
Patent JP-S6379043-A (JP)
Title: X-ray load inspecting device
Inventor: SHIMIZU HIROSHI
IPC: G01N23/04
Filed: 1986-09-24
Abstract: PURPOSE:To eliminate distortion in an output image even with the combination of only on set of an X-ray generator and an L-shaped X-ray detector, by arranging a distortion correcting circuit to correct a measurement data of a detector to a projection data on a straight line by a computation processing. CONSTITUTION:A load 4 is arranged to be movable with a load transport mechanism between an X-ray tube device 1 and an L-shaped X-ray detector. X rays the made to irradiate the load 4 being moved and transmission X rays are converted into an electrical signal with an X-ray detector 7 and subjected to an A/D conversion with an image processor 8. Then, a distortion correcting circuit (buffer memory 15, register 19 or the like) converts an input data from the A/D conversion circuit as if projected to as many memory elements as the number of detection elements of the X-ray detector 7. Then, the data thus converted is corrected by computation with a multiplier 17 or the like and the resulting data is outputted 19 as image data to a main memory circuit. This eliminates distortion in an output image even with the combination of only one set of an X-ray generator and an L-shape X-ray detector.
Patent JP-S6379122-A (JP)
Title: Clock distribution system
Inventor: NAKAHARA TAKASHI
IPC: H03K5/19
Filed: 1986-09-24
Abstract: PURPOSE:To detect a trouble of a clock distribution system by supplying the clock signals distributed to plural logic circuit parts to an OR circuit with an equal delay time and detecting the output level of the OR circuit. CONSTITUTION:The clock signals are distributed to the logic units 3 via the clock distribution units 2. These clock signals are extracted by the cables 6 having the same delay time and supplied to an OR circuit 7. The output of the circuit 7 is supplied to a detecting circuit 8 to detect a trouble by which level '1' is fixed.
Patent JP-H0273954-A (JP)
Title: Highly corrosion resistant zinc-aluminum alloy hot-dipped steel sheet excellent in surface smoothness
Inventor: SHINDO YOSHIO
IPC: C23C2/06
Filed: 1988-09-07
Abstract: PURPOSE:To provide a zinc-aluminum alloy hot-dipped steel sheet excellent in corrosion resistance and adhesive strength of plating by carrying out plating by using a plating bath having a composition consisting of specific weight percentages of Al, Si, Mg, inevitable impurities, and the balance Zn. CONSTITUTION:The plating bath has a composition consisting of, by weight, 3.0-10% Al, Si in an amount of 0.2-0.45% based on Al content, 0.01-1.0% Mg, <0.02%, in total, of inevitable impurities, and the balance Zn. Plating is applied to a steel sheet by using the above plating bath. By the above plating, hexagonal spangle pattern is dissipated and external appearance and also external appearance after painting are smoothed and made attractive. By this method, the zinc-aluminum alloy hot-dipped steel sheet excellent in corrosion resistance and adhesive strength of plating can be provided.
Patent JP-S61216388-A (JP)
Inventor: SUTANREI DABURIYUU JIYANISHIII
IPC: H05K3/30
Filed: 1985-10-09
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。