baber/WOPTO huggingface dataset:
Patent JP-H09233497-A (JP)
Title: Video signal processing circuit
Inventor: KURIMOTO HIDEHIKO
IPC: H04N9/83
Filed: 1996-02-27
Abstract: PROBLEM TO BE SOLVED: To make an integrated circuit small in area and reduced in cost by adding a multiplier circuit and a 2nd delay circuit to a conventional circuit configuration thereby reducing number of bits of the integrated circuit through the simple improvement of the circuit configuration. SOLUTION: This processing circuit is provided with 1st and 2nd delay circuits 2, 6 both receiving a low frequency conversion chrominance carrier signal as an input signal, and the output of the 1st delay circuit 2 is given to a 1st balanced modulation circuit 5 via a 1st buffer 3 and a 1st filter 4. Furthermore, the output of the 2nd delay circuit 6 is given to a 2nd balanced modulation circuit 9 via a 2nd buffer 7 and a 2nd filter 8. A subtractor 10 or the like for subtracting either of outputs of the 1st and 2nd balanced modulation circuits 5, 9 from the other output and outputting the result is provided, and a clock input of the 1st delay circuit 2 is connected to a clock input of the 2nd delay circuit 6 via a multiplier circuit 12. Through the constitution above, number of bits of the delay circuits is reduced by using the clock signal frequency.
Patent JP-H01214190-A (JP)
Title: Semiconductor laser device
Inventor: EGUCHI KAZUHIRO
IPC: H01L21/205
Filed: 1988-02-23
Abstract: PURPOSE:To enable single mode oscillation to be made and improved element characteristics to be obtained by adding rare-earth elements of a specific concentration to an active layer. CONSTITUTION:An n-type InP clad layer 12 which is also used as buffer layer is formed on an InP substrate 11, and a mesa stripe is formed on it where a GaInAsP active layer 13. a GaInAsP light guide layer 14, an n-type InP clad layer 15 is laminated. Both sides of mesa are embedded with a high-resistance InP embedding layer 16, a P-type GaInAsP contact layer 17 is formed on uppermost layers 15 and 18 of mean, and a p-side electrode 19 is provided on an n-side electrode 18 and the layer 17 at the lower surface of the substrate 11. Then, rare-earth element Er is added to an active layer 15 with a concentration of 1X10<18>cm<-3> or less.
Patent JP-H11238091-A (JP)
Title: Operational amplifier
Inventor: HAMANISHI NAOYUKI
IPC: H03F3/30
Filed: 1998-02-23
Abstract: PROBLEM TO BE SOLVED: To provide an operational amplifier capable of increasing an output current and controlling a through current. SOLUTION: This operational amplifier is constituted of a differential stage for receiving two input signals IN- and IN+ and outputting signals NGP corresponding to a potential difference, a level shift stage for being supplied with the signals NGP and outputting level shifted signals NGN and an output stage for being supplied with the signals NGP and NGN and outputting the signals OUT in which the potential difference of the two input signals is amplified. In this case, the level shift stage is constituted of a DDA(differential difference amplifier). Thus, when the gain of the DDA is defined as A1, A2 and A3, among the input signals NGP, the output signals NGN and bias voltages VBP and VBN, relation provided with linearity expressed by A3 A1(VBN-NGN)- A2(VBP-NGP)}=NGN is established.  Thus, the maximum current driving ability of the transistor TN1 of the output stage is withdrawn and the through current flowing through the transistors TP1 and TN1 is controlled.
Patent JP-H06251436-A (JP)
Title: Device and method for position control of probe and information recording/reproducing device, scanning probe microscope and lithographic device using the same
Inventor: KURODA AKIRA
IPC: G11B9/14
Filed: 1993-03-01
Abstract: PURPOSE:To control a current to be constant and to increase recording/ reproducing speed by bringing a probe supported by a cantilever functioned as an elastic body into contact with a recording medium, a sample and resist functioned as an another elastic body to be elastically deformed. CONSTITUTION:The magnitude of a current 106 depends on a spacing between a probe 102 and a substrate 103. After subjecting the detected current signal to logarithmic transformation by means of a logarithmic transforming circuit 108, the difference between the signal and a set value is calculated by a subtraction circuit 109. At this time, the set value is set as a value corresponding to a desired value to a current flowing between the probe 102 and the substrate 103 i.e., a desired value for the spacing between the probe 102 and the substrate 103. After the calculated difference signal from the subtraction circuit 109 is passed through a low pass filter 110, the signal is amplified by an amplifier circuit 111, inputted to a Z-direction driving element 112 as a driving signal for the Z-direction driving element, drives the Z-direction driving element 112 and the position control of the probe 102 is performed.
Patent JP-H04278703-A (JP)
Title: Array antenna and sway compensating antenna equipment
Inventor: EGUCHI KOICHI
IPC: H01Q3/08
Filed: 1991-03-06
Abstract: PURPOSE:To simplify the control of a sway compensating antenna equipment by broadening the beam of the array antenna. CONSTITUTION:Antenna elements 10 are arrayed chequerwise on an antenna substrate 12 of an array antenna 14. Then, distances between antenna elements 10 in the horizontal direction and the vertical direction are shortened. Phase shifters 18 are provided in respective rows other than the center row to control extents of phase shift. The beam in the column direction (XEL shaft turning face) is broadened, and the side lobe is suppressed. The number of bits of phase shifters 18 is reduced to simplify the control. The EL shaft is fixed to a radome to miniaturize the device constitution.
Patent JP-H02223303-A (JP)
Title: Electric car system
Inventor: KAWAKAMI TETSUO
IPC: B60L13/03
Filed: 1989-02-22
Abstract: PURPOSE:To lighten a car and to make its speed higher without being subject to a restriction by law, by driving said car through applying power to a primary stator in a ground primary linear motor system composed of said primary stator provided on the ground and a secondary conductor provided in the car, by eliminating cable ways and current collectors, and by providing drivers on the ground. CONSTITUTION:When the reaction plate 2 of a car 4 passes through linear motors (primary stators) 1 successively, said car is supplied with thrust and accelerated. When said car reaches a certain distance, a central computer 8 knows the distance 15 and speed 12 of the car by information from a train detector 3 on the route and from a remote computer 10. When the car 4 reaches a point A, said central computer 8 gives an inverter apparatus 9 a command for an appropriate thrust 13 to cause the car to run at a low speed. When the car reaches a point B, the central computer 8 gives the apparatus 9 the brake command, and when the car decelerates up to a point C and reaches a point D, the driver operates a mechanical brake to stop the car completely.
Patent JP-H09206359-A (JP)
Title: Operation method of steam sterilizer
Inventor: MAKI TAKEHIKO
IPC: A61L2/06
Filed: 1996-02-01
Abstract: PROBLEM TO BE SOLVED: To enable to remove moisture adhered to a matter to be sterilized in a sterilizing tub during sterilizing process execution in a short time to dry the matter to be sterilized. SOLUTION: In a steam sterilizer to perform a post-treatment process to dry a matter to be sterilized after a sterilizing process to sterilize the matter to be sterilized contained in a sterilizing tub 1, super heated steam is guided into the sterilizer 1 during performing the post-treatment process to fill out the sterilizing tub 1 with super heated steam. Further, during performing the post-treatment process, the inside of the sterilizing tub 1 is purged by exhausting the super heated steam from the sterilizing tub 1. The remaining member 5 is remained as is mounted to the port part 102.
Patent JP-S62198784-A (JP)
Inventor: YOSHIOKA TAKESHI
IPC: G21B1/05
Filed: 1986-02-27
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-H09210461-A (JP)
Title: Hot water supply system
Inventor: TSUJI EIICHI
IPC: F24H1/10
Filed: 1996-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a hot water supply system of excellent degree of accomplishment by realizing a condition ready for heating to compatibly obtain the safety and convenience when the temperature detected by an incoming water temperature detecting means to detect the incoming water temperature to a heat exchanger composing a hot water supply apparatus is below the set value. SOLUTION: A sequence control means 40 of a controller part 8 makes a judgment that hot water is boiled in a heat exchanger 12 in an extremely dangerous condition or that no re-heating by a gas burner 30 is required when the incoming water temperature detected by an incoming temperature sensor 24 exceeds 50 deg.C which is the reference temperature, e.g. when relatively hot water from a solar water heater enters a gas hot water supply apparatus 2 side and burning for hot water is started. Thus, the gas burner is not ignited. When the hot water supply is increased to drop the temperature from the solar water heater 4, the gas burner 30 is ignited to keep the temperature of the hot water from a faucet 20 at constant value. When the incoming water temperature is below 50 deg.C from the beginning, hot water is not boiled in the heat exchanger 12, and the ignition is prepared.
Patent JP-S53125736-A (JP)
Title: Semiconductor read only memory device
Inventor: HIRATA MASAKI
IPC: G11C17/12
Filed: 1977-04-08
Abstract: PURPOSE:To speed up the operation of a device, by representing one of a binary information with the constitution of enhancement type MOS transistors for switching and loading and by representing another of the binary information with constituting one of the both transistors as depletion type.
Patent JP-S58158719-A (JP)
Title: Inductive system of unattended running car
Inventor: DOI SHIYOUJI
IPC: B65G1/04
Filed: 1982-03-15
Abstract: PURPOSE:To decrease the terms of work for buried inductive lines and to decrease the cost, by running the car on a course having no inductive line by means of a running pattern of a storage device after running along the inductive line. CONSTITUTION:A course storage device stores a steering angle of a time series corresponding to a lateral direction running pattern of a b c. A course NO.2 is assumed to set with a course input device. If the inductive line GL1 is buried in the course NO.1 only, an unattended fork lift FL' goes along the line GL1 until a particle PT1 is detected. When the PT1 is detected, the FL' goes backward while performing steering in the lateral running pattern shown in the arrow (b) stored in the course storage device, then goes forward as shown in the arrow (c) and stops when a particle PT2 is detected. A particle PT5 is discharged and stored, and the fork lift FL' runs in the opposite direction in the order of the arrows (c), (b) and (a).
Patent JP-S56136907-A (JP)
Title: Blast furnace operating method
Inventor: OKI KOUJI
IPC: C21B5/00
Filed: 1980-03-29
Abstract: PURPOSE:To make possible the preventive measures against tuyere erosion by obtaining a melt zone level index of section average and a descending speed distribution index in the radial direction from the melt zone shape model in the radial direction of a blast furnace, and calculating a melt zone level index in furnace wall side by these. CONSTITUTION:The difference in height between the melt zone level in the furnace central part highest from the tuyere level and the melt zone level in the furnace wall side lowest therefrom is defined as MLH and a melt zone level of section average as ML. The furnace wall side descending speed measured at every charging by recording rod is defined as VR(rod) and the section average dropping speed calculated from the descending speed of the charging material as Vr(charge) [m/ min]. A charging speed distribution index VRR in the radial direction is obtained from the equation I. Thence, a melt zone level index MLW of furnace wall side is obtained by the equation II from the ML and the VRR, and a method of decreasing the amount of the ore to be charged is employed so that this MLW attains >=2m, whereby tuyere erosion is prevented.
Patent JP-H05237407-A (JP)
Title: Garbage disposal device
Inventor: TSUNAGA HISAO
IPC: B09B5/00
Filed: 1992-02-27
Abstract: PURPOSE:To provide a garbage disposal device drying garbage up to the center part thereof so as to preserve the same from decay, having a high drying speed and preventing fish from growing sticky by oil or boiled rice from becoming a rice cake state. CONSTITUTION:In a garbage disposal device having a drying chamber 11 having a heating and drying means such as a hot air means and receiving and drying garbage and the grinder provided to the lower part in the drying chamber 11 and constituted of a fixed blade 14 and a rotary blade 12 rotationally driven by a motor 13, the garbage charged in the drying chamber 11 is ground by the grinder and dried by the heating and drying means while the rotary blade is intermittently rotated by intermittently operating the motor 13.
Patent JP-H01218370-A (JP)
Title: Superconducting actuator
Inventor: AKAIKE MASATAKE
IPC: H02K41/00
Filed: 1988-02-25
Abstract: PURPOSE:To simplify the structure of a superconducting actuator by moving a movable element with respect to a stator by means of Meissner effect of a superconductor in a magnetic field generated from magnetic field generating means. CONSTITUTION:A superconducting actuator has a moving element 1 composed of a rectangular flat plate superconductor 4, and a permanent magnet 3 buried in circular through holes located in a matrix state on the flat surface of the superconductor 2. A stator 8 is also formed in a flat plate shape, and electromagnets 4 are disposed in a matrix state on the flat surface. Thus, a magnetic field generated by the synergistic action of the magnet 3 and the electromagnet 4 is formed in a distribution 5 of lines of magnetic force by means of Meissner effect of the superconductor 2 in the magnetic field. In this manner, the interval between the element 1 and the electromagnet 4 is held several tens mum by the repelling force therebetween due to the Meissner effect, and the element 1 is moved by the attracting force of the magnet 3 and the electromagnet 4.
Patent JP-S54132485-A (JP)
Title: Production of liquid mixture separating membrane
Inventor: TAKITA HIROSHI
IPC: B01D71/38
Filed: 1978-04-06
Abstract: PURPOSE: To obtain a liquid mixt. separating membrane holding well-balanced permeability over a long term by casting a soln. of a saponified α-olefin-vinyl acetate copolymer under a specific condition; solidifying the casting to form a membrane; and dipping the membrane into a medium such as alcohol.  
     CONSTITUTION: A saponified α-olefin-vinyl acetate copolymer with a 2W30C α- olefin content of 0.5W60mol% or an ethylene content of 60W90mol% and a saponification degree of vinyl acetate above 80mol% is dissolved in hydrated alcohol in case of a 0.5W60mol% α-olefin copolymer and in arom. hydrocarbon or a mixed medium of halogenated hydrocarbon/alcohol in case of a 60W90mol% ethylene copolymer to prepare a dope. This dope is cast under a condition of the equation [where t; standing time after casting, b; b.p. (°C) of high brightness component and T; standing temp. after casting]. The casting is then solidified with a non- solvent with a solubility parameter of 8W12 to form a membrane, and the membrane, is dipped in an alcoholic or (halogenated) arom. hydrocarbon medium. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-2000241858-A (JP)
Title: Electric parts for stroboscopic device
Inventor: HAISHI AKIRA
IPC: G03C3/00
Filed: 1999-02-19
Abstract: PROBLEM TO BE SOLVED: To provide electric parts for stroboscopic device capable of drastically miniaturizing a stroboscopic device by reducing the space occupied by a dry battery and a capacitor. SOLUTION: A main capacitor 41 constituting electric parts 43 has a cylindrical outward form with a through-hole 51 formed in the center extending in the longitudinal direction. The inside diameter of the through-hole 51 is formed slightly larger than the outside diameter of a dry battery 42. The dry battery 42 is inserted into the through-hole 51 to form the electric parts 43.
Patent JP-S61200141-A (JP)
Title: Powdery polyethylene resin composition and its production
Inventor: OGAWA TOKUJI
IPC: C08L101/00
Filed: 1985-03-01
Abstract: PURPOSE:To composition that is composed of polyethylene and a specific (un)saturated higher fatty acid, thus being suitable for use in powder coating such as fluidization dip coating or spraying, because the composition has good fluidity and good coating film surface slip properties. CONSTITUTION:The objective composition is composed of (A) 100pts.wt. of polyethylene and (B) 0.003-2.0pts.wt. of at least one selected from saturated and unsaturated higher fatty acids of 8-22 carbon atoms. Component B is added to component A, the mixture is mechanically crushed and heated, simultaneously or after crushing, in the temperature range from 60 deg.C to the melting point f component A. Or, after crushing, the mixture may be heat-treated, as it is mixed by means of mechanical shear force. The component B is preferably of 10-22 carbon atoms, e.g., caprylic acid, lauric acid or erucic acid. Preferably component B is kneaded into component A.
Patent JP-H04257959-A (JP)
Title: Buffering circuit for peripheral programmable lsi
Inventor: NAKAGAWA SHIGEO
IPC: G06F13/38
Filed: 1991-02-12
Abstract: PURPOSE:To provide a buffering circuit for peripheral programmable LSI which can simultaneously execute the input/output designation of the bidirectional buffer peripheral programmable LSI. CONSTITUTION:At the buffering circuit for peripheral programmable LSI equipped with a peripheral programmable LSI 3, which is equipped with an input/output direction designation enable I/O port A and uses the I/O port A as an input or output port while responding to an input/output direction designating command from a microprocessor 1, and a bidirectional buffer 4 connected to the I/O port A, a decoder 15 is provided to decode the input/output direction designating command from the microprocessor 1 and to control the bidirectional buffer 4 so as to be coincident with the designated input/output direction of the I/O port A.
Patent JP-S54133758-A (JP)
Title: Method of active sludge processing for organic drainage
Inventor: SHIMIZU NORIO
IPC: C02F3/22
Filed: 1978-04-10
Abstract: PURPOSE: To effect drainage process effectively and economically by carrying out an active sludge process for organic drainage utilizing a deep-layer air-exposure tank into which high differential pressure oxigen gas is blown and above which a sprinkler is operating.  
     CONSTITUTION: Organic drainage 24 is introduced into a deep-layer air-exposure tank 13 through a conduit 16 after it is processed in an initial settling tank 22, while returned sludge is introduced into the tank 13 through a conduit 14 after sludge density is adjusted. When micro bubbles of high differential pressure oxigen gas of more than 50% is generated from a gas blower 15 located at the bottom of the tank 13, oxigen gas is resolved into the liquid in the tank on the way of ascending and absorbed into active sludge. In this case, organic subsances in the drainage 24 is decomposed and discharge carbon-dioxide gas. This carbon-dioxide gas adheres to the sludge flock and the sludge becomes to be floating scam, therefore, a part of liquid in the tank 13 is withdrawn through a conduit 17, and adherred gases are separated by a sprinkler 19 sprinkling the liquid over the liquid in te tank 13 at flow speed of 10W35 m/sec, thereby, scam and sludge may be settled. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H03245311-A (JP)
Title: Magnetic head device
Inventor: NISHIMURA MASARU
IPC: G11B5/09
Filed: 1990-02-23
Abstract: PURPOSE:To decrease the crosstalk noises with data and to enhance S/N by providing a means which has an inductance, reactance or capacitance component connected in parallel with one coil of a magnetic head and prevents the crosstalks. CONSTITUTION:The crosstalk preventing means 22 is connected between input/ output terminals 12a, 12b of an erasing coil and consists of the inductance coil having the inductance component L4. This means generates the cancel magnetic flux reverse from the crosstalk magnetic flux by the electromotive force based on the crosstalk magnetic flux generated when intersected with the erase coil 12 by a change in the magnetic flux generation of the crosstalk noises is suppressed in this way at the time of reproducing of the data recorded on a recording medium. The reproduced output of the high S/N is easily obtd. with the simple constitution.
Patent JP-S62201656-A (JP)
Inventor: URUHASU ESU SAWANTO
IPC: B02C2/04
Filed: 1987-02-24
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-S59167613-A (JP)
Title: Coal burning fluidized-bed type combustion device
Inventor: NOTANI TAKEO
IPC: F23C10/00
Filed: 1983-03-15
Abstract: PURPOSE:To facilitate discharge of pulverized fluid medium to the outside of a furnace by increasing velocity of flow of gas, to prevent decrease of temperature due to pulverization of fluidizing medium, and to enable to perform continuous operation for a long time through sufficient maintenance of the self-burning temperature of coal, by a method wherein the air tower part of a fluidized-bed combustion device is gradually reduced in size toward the top part thereof. CONSTITUTION:A device consists of mainly a fluidized bed combustion furnace 1, including a dispersion plate 5 through which the air 2 for fluidization, fed through an air box 4, passes, a fluidized bed 6 of fluid medium formed on the dispersion plate 5, a coal feed pipe 3 for feeding coal to the fluidized bed 6, and an air tower part 7 located above the fluidized bed 6, a cyclone 9 which removes dust in exhaust gas exhausted through a line 8 from a tower top duct 8A of the combustion furnace 1, and a motor- operated dust collector 10. The pulverized fluidizing medium scatters in the upper part of the air tower part 7 of the fluidized-bed combustion device 1. The air tower part is constituted such that it is gradually decreased in size toward the upper part thereof, and this causes the fluidizing medium to be exhausted through an exhaust gas duct 8A to the outside without dropping or circulating within the air tower part, and enables velocity of flow of gas to be gradually increased.
Patent JP-H02218829-A (JP)
Title: Air-fuel ratio control device for internal combustion engine
Inventor: TOYODA KATSUHIKO
IPC: F02D41/02
Filed: 1989-02-21
Abstract: PURPOSE:To obtain constantly an appropriate air-fuel ratio by correcting the air-fuel ratio of air-fuel mixture according to the action state of an actuator for actuating a waste gate valve provided at a by-pass passage as an alternate passage for the turbine of a supercharger. CONSTITUTION:In a device for opening/closing the entrance 26 of a by-pass passage 24 provided as an alternate passage for the exhaust turbine 8 of a supercharger 4 by means of a waste gate valve 30 operated by an actuator 32, the actuator 32 is provided with a pressure chamber 38 and an air chamber 40 partitioned by a diaphragm 36 in its main body 34 and driven by the pressure, in an inlet passage on the downstream side of the supercharger 4, led into the pressure chamber 38 through a pressure leading passage 48. A pressure control valve 54 is connected to the pressure leading passage 48, and pressure adjustment is performed by leaking this pressure by the valve 54. In this case, the action state of the pressure control valve 54 is monitored, and a fuel injection valve is controlled by this action state which is made a control factor so as to correct the air-fuel ratio of air-fuel mixture.
Patent JP-S62204873-A (JP)
Inventor: JIERAARU DEGURI
IPC: B05B7/08
Filed: 1987-02-26
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。