baber/WOPTO huggingface dataset:
Patent JP-S6161514-A (JP)
Title: Digital filter circuit
Inventor: OMOTANI YOSHIRO
IPC: H03H17/02
Filed: 1984-09-03
Abstract: PURPOSE:To obtain desired characteristics without a problem of a delay time of the operation of a multiplier and an adder by constituting the titled circuit so that a non-recurent type digital filter circuit and a recurrent type digital filter circuit are connected in cascade. CONSTITUTION:The non-recurrence digital filter circuit satisfying a difference equation II in obtaining an output signal series Un after an input signal series xn is inputted as a means for satisfying a difference equation I from the input signal series xn, and the recurrent digital input circuit satisfying a difference equation III in obtaining an output signal series yn when an input signal series Un is inputted are provided. Then the non-recurrence type digital filter circuit and the recurrence digital filter circuit are connected in cascade. Thus, it is possible to obtain an output signal series yn satisfying the difference equation I.
Patent JP-S57109129-A (JP)
Title: Magnetic recording medium
Inventor: NOMURA HIROSHI
IPC: C10M105/24
Filed: 1980-12-26
Abstract: PURPOSE:To achieve a magnetic recording medium excellent in wear resistance and low friction characteristic, by coating a magnetic substance paint consisting of magnetic powder added with fatty acid including an isomerized fatty acid and a fatty acid ester on one side of a nonmagnetic support body. CONSTITUTION:A liquid mixture which includes a fatty acid having C12-18 of >=95wt% and in which >=40wt% is an isomerized fatty acid having the C18, is added by 0.1-5pts.wt. to 100pts.wt. magnetic powder, and magnetic paint is prepared by adding 0.1-5pts.wt. of fatty acid ester consisting of monohydric alcohol of C10-18 fat number 1-4 to the 100pts.wt. magnetic powder. Next, this magnetic paint is coated on one side of the nonmagnetic support body. When the amount of mixture including the isomerized fatty acid is taken as >=5.0pts.wt., powder peeling and defect due to plasticizing of coating film are increased, and if the amount of usage of fatty acid ester is taken too much, the production of failure such as blooming phenomenon and plasticizing of coated film are incurred undesirably.
Patent JP-2000015788-A (JP)
Title: Ink-jet recording apparatus
Inventor: NOZAWA MINORU
IPC: B41J25/308
Filed: 1998-06-30
Abstract: PROBLEM TO BE SOLVED: To lessen adhesion of an insolubilization substance to a discharge opening because of a returning splash mist when an ink and a process liquid insolubilizing a coloring material in the ink are applied to a recording medium thereby recording the recording medium. SOLUTION: When a recording medium is judged as a plain paper (S1) and is judged to be recorded in a one-pass record mode (S2), a distance between a discharge opening and the recording medium is set to 1.5 mm (S3). Even when an ink and a process liquid are both used to record, the adhesion of an insolubilization substance to the discharge opening because of a returning splash mist can be lessened.
Patent JP-S57109424-A (JP)
Title: Analogue-digital converter
Inventor: MATSUYOSHI MASAYUKI
IPC: H03M1/46
Filed: 1980-12-26
Abstract: PURPOSE:To give a number of degrees of freedom to the quantization error distribution for an analogue input voltage, by moving the transfer function for the analogue input voltage in parallel. CONSTITUTION:An analogue switch SW13 is closed, and movable terminals (a) of switches SW11 and SW15 are connected to fixed terminals (c) respectively, and movable terminals (a) of switches SW01-SW04, SW12, SW14, SW16, and SW17 are connected to fixed terminals (b). Then, a voltage VP at a point P is equal to 1/2VR1. Next, movable terminals (a) of switches SW14 and SW17 are moved to fixed terminals (c). Under this state, the movable terminal (a) of the switch SW12 is connected to the terminal (c). Then, the voltage VP is equal to 1/2VR1+1/2LSB, and this voltage is held in a capacitor C' through a voltage comparator 14. Next, the switch SW13 is opened, and switches SW01-SW04, SW11, SW12, and SW14-SW17 are connected to terminals (b), and the switch SW13 is closed, thus taking in an analogue input. The switch SW13 is opened, and movable terminals of switches SW11, SW16, and SW17 are connected to terminals (c). Then, a voltage VQ at a point Q is changed to 1/2VR1+1/2LSB and becomes a reference voltage of the voltage comparator hereafter.
Patent JP-H0624054-A (JP)
Title: Printer
Inventor: SHINOHARA AKIHIKO
IPC: G06F12/00
Filed: 1992-07-10
Abstract: PURPOSE:To enhance the throughput of printing by effectively using a memory area and shortening an image drawing time. CONSTITUTION:The size of an area to be printed such as the max. printable printing size or the size of a label and the size of an image practically printed on the basis of the data supplied by a printing data supply means 1 are made independent and the image buffer area of a memory 3 is increased, decreased, deformed or divided corresponding to the size of a practically printed printing image by a memory control means 5. The printing image data developed on the image buffer of the memory 3 by a printing image developing means 4 is read by a printing image sending-out means 6 and the blank data necessary for the printing image data is added to send out the data matched with the area to be practically printed to a printing means 7 to print the same.
Patent JP-S6075077-A (JP)
Inventor: AKAHA TOSHIKI
IPC: B26B3/00
Filed: 1983-09-30
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-H058292-A (JP)
Title: Manufacture of polypropylene film-like article
Inventor: HARUTA YASUSHI
IPC: B29C48/305
Filed: 1991-06-28
Abstract: PURPOSE:To reduce a change in thickness irregularity and to dispense with the monitoring' of thickness and width and the adjustment of a cap during manufacturing in forming a film, by using the cap having width of 400mm or more and setting the emitting amount of a polymer from the cap to 300kg or more/hr and setting the slit gap of the cap to 0.8-5.0mm. CONSTITUTION:The thickness of a formed polypropylene film like article is measured in the lateral direction thereof and the respective deviations of the thickness profile of the polypropylene film like article corresponding to the positions of the respective adjust bolts of a cap and an objective thickness profile are calculated. The slit gaps of the cap at the positions of the respective bolts are adjusted corresponding to said deviations to prepare the polypropylene film like article. At this time, the cap having width of 400mm or more is used and the emitting amount of a polymer from the cap is set to 300kg or more/hr and the slit gap of the cap is set to 0.8-5.0mm.
Patent JP-S5973460-A (JP)
Inventor: FUJISAWA TETSUO
IPC: C04B7/44
Filed: 1982-10-19
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-S6248232-A (JP)
Inventor: SAKURAI YOSHIMI
IPC: G05F1/10
Filed: 1985-08-23
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-S6163824-A (JP)
Title: Driving device for liquid crystal display device
Inventor: ENDO HIDESUKE
IPC: G09G3/36
Filed: 1984-09-05
Abstract: PURPOSE:To prevent a display device precisely from the generation of uneven display by forming an oscillator for generating a signal having frequency higher than that of an AC signal outputted from a controller circuit to set the minimum driving frequency of a two-frame AC type driving means to a higher level. CONSTITUTION:The oscillator 3 for outputting an AC signal M' having frequency higher than an AC signal M outputted from the controller circuit 2 is connected between a liquid crystal module 1 formed by a liquid crystal panel arraying plural liquid crystal picture elements like a matrix and its driving circuit and the controller circuit 2 fro controlling the module 1. Consequently, the display device can be precisely prevented fro uneven display which may be generated by supplying the AC signal M' having high frequency on the basis of the two-frame type driving and varying the threshold voltage at a low frequency and the quality and reliability can be improved.
Patent JP-H0472888-A (JP)
Title: Noise muting system
Inventor: KITATANI CHIHIRO
IPC: H04N5/00
Filed: 1990-07-12
Abstract: PURPOSE:To present satisfactory pictures and sounds with no noise at the time of sending/stop of video and audio signals from a terminal equipment by stopping to send down video and audio signals to a CATV transmission line after switching up video and audio signals to non-modulated down signals by a center equipment. CONSTITUTION:A center equipment 1 transmits a down video and audio signal sending command to a CATV transmission line 15 before sending of down video and audio signals, and a terminal equipment 2 receives this command to send up video and audio signals and the response signal of sending start to the CATV transmission line 15. The center equipment 1 sends down video and audio signals, which are obtained by modulating up video and audio signals received from the terminal equipment 2 again, to the CATV transmission line 15 when a certain time elapses after reception of the response signal, and thereafter, the center equipment 1 switches them to non- modulated down signals and stops to send down video and audio signals to the CATV transmission line 15 and sends a sending stop command of up video and audio signals. Thus, satisfactory pictures and sounds with no noise are presented to the center equipment 1 and the terminal equipment 2 even at the time of sending/stop of video and audio signals from the terminal equipment 2.
Patent JP-H1023979-A (JP)
Title: Kitchen article housing implement
Inventor: SHIBAYAMA TOSHIAKI
IPC: A47J47/16
Filed: 1996-07-15
Abstract: PROBLEM TO BE SOLVED: To selectively use articles for various purposes by forming a pair of left and right engage groove parts in the longitudinal direction of the main body of a housing implement and freely attachably and detachably fitting various kinds of engage implements forming engage parts, which is slidably engaged with these engage groove parts, to the main body of the housing implement. SOLUTION: On the left and right sides of a bottom surface part 4 of a main body 2 of a housing implement, fitting parts 5 are formed for attaching and detaching lock implements 3 and at these respective fitting parts 5, two engage groove parts 6 are respectively formed in the longitudinal direction of the main body 2 of the housing implement. The lock implement 3 is fitted to any desired engage groove part 6 at both the fitting parts 5 formed on the left and right sides of the bottom surface part 4 of the main body 2 of the housing implement in this configuration so as to face at a prescribed gap, and both the terminals of an axial cylinder B winding paper towel A are external fitted and supported by the holder members of both these lock implements 3.  Besides, suckers 16 are freely attachably and detachably provided at four corners of a back part 15 at the main body 2 of the housing implement. Thus, articles for various purposes are selectively used.
Patent JP-S57107077-A (JP)
Title: Optical potentiometer
Inventor: SATOU MASUJI
IPC: H01C10/00
Filed: 1980-12-25
Abstract: PURPOSE:To obtain a non-contact type potentiometer by a method wherein two photoelectric conversion elements are series-connected in reverse direction after an output terminal and a ground terminal of each element are short-circuited and the junction of the two elements used as an output terminal and two short-circuited terminals are used as an input and a ground terminal, then two light-irradiation parts placed at a required interval are shifted. CONSTITUTION:An output electrode film 3 and a ground electrode film 4 of a photoelectric conversion element are connected. Input electrode films 5 of two such photoelectric coversion elements are connected in reverse directio and make an output terminal film 13. The connected films 3 and 4 of the element A make an input terminal 15 and those f the element B make a ground terminal film 14. A light-irradiation part 6 has a standardized irradiated region of a width DELTAS. Two such light-irradiation parts are shifted along the surface of a photoconductive film 2 keeping in interval between them equal to the length of the film 2. With above configuration, the relation between the output voltage of the terminal O and the input voltage of the terminal I is expressed as a linear function of the position S of the light-irradiation part 6 when the width DELTAS of the irradiated spot is made as small as possible, so that the voltage is divided by the position. Moreover, as the film 13 is connected directly to a resstive film 1 and the terminal O is connected directly to the film 13, the equivalent brush resistance is zero, so that this device can also be used as a shunt meter.
Patent JP-H0470827-A (JP)
Title: Projection type liquid crystal display device
Inventor: KIKUSHIMA MASAYUKI
IPC: G02B27/10
Filed: 1990-07-12
Abstract: PURPOSE:To prevent a loss on a reflection mirror and to obtain a bright video by providing the reflection mirror which is coated with a dielectric multilayer film as a total reflection mirror, in an optical path. CONSTITUTION:Luminous flux emitted from a light source 1 is resolved into three primary colors of red, green, and blue, by a green reflection dichroic mirror 3, and a red reflection dichroic mirror 4. Green light is reflected by a dielectric multilayer film evaporation mirror 5, and transmits a green trans lucent type liquid crystal panel 7, red light and blue light transmit a red trans lucent type liquid crystal panel 6 and a blue transmission type liquid crystal panel 8, respectively. The blue light is reflected by a dielectric multilayer evapo ration reflection mirror 9, and the red light and green light are synthesized by a synthesizing dichroic mirrors 10 and 11, and projected as a video on a screen, etc., by a reflection lens 12. This dielectric multilayer evaporation mirror is called as a cold mirror in general, and the reflectance of visible rays (400nm - 700nm) is 99% - 100%, that is, it is very high. The brightness of this reflec tion type liquid crystal display device is increased by 5% by using the dielectric multilayer film evaporation mirror.
Patent JP-H0478026-A (JP)
Title: Optical pickup
Inventor: WATANABE MITSURU
IPC: G11B7/09
Filed: 1990-07-12
Abstract: PURPOSE:To attain miniaturization while securing the length of a first and a second tracking plate springs by erecting and installing a first and a second supporting columns on a base between a first and a second magnetic circuits. CONSTITUTION:A current is supplied from a control circuit to the tracking coils of a first and a second coils 24, 25. Then, thrust is generated in the first and the second coils 24, 25, and a lens holder 22 is moved to an arrow mark T direction against the elastic force of the tracking plate springs 30, 31. Then, when this supply of the current is canceled, the lens holder 22 is reset to a former position. In this case, the first and the second supporting columns 28, 29 do not interfere with a second focusing plate spring 34, and are erected between the first and the second magnetic circuits 26, 27. Thus, a whole optical pickup can be miniaturized while securing the length of the tracking plate springs 30, 31.
Patent JP-S6077370-A (JP)
Title: Secondary battery
Inventor: SUGIMOTO HIROYUKI
IPC: H01M10/0567
Filed: 1983-10-05
Abstract: PURPOSE:To obtain a secondary battery having long cycle life by containing substances having higher oxidation-reduction potential then doping potential of positive electrode in electrolyte of secondary battery using polymer having conjugated double bond in positive electrode. CONSTITUTION:Substance whose electrode potential is higher than doping potential and lower than potential at which irreversible reaction occurs is added to electrolyte of a secondary battery using polymer having conjugated double bond in positive electrode. An iodine compound is best as additive. By adding this substance, overdischarge is prevented without any adverse effect and cycle life of the battery is increased.
Patent JP-H0528372-A (JP)
Title: Current limitter
Inventor: MORISUE KAZUNARI
IPC: G05F3/22
Filed: 1991-07-25
Abstract: PURPOSE:To protect a load by constituting a fire detecting circuit of a comparator to compare the voltage and reference voltage of a sensor line and providing a current limiting circuit to limit the current to flow at the time of the action of a sensor. CONSTITUTION:A receiver 1 is provided with a fire detecting circuit 4 to detect the fire by a sensor S, a disconnection detecting circuit 5 to detect the disconnection of sensor lines 2 and 3, and a current limiting circuit 6 to limit the current to flow at the sensor line. The fire detecting circuit 4 is constituted of a comparator CP1 and resistors a R1, R4 and R5, and when either of sensors S1-Sn operated, the signal of an H level is outputted as a fire signal from the comparator CP1. The disconnection detecting circuit 5, when the sensor line is disconnected, outputs the signal of the H level as a disconnection signal from a comparator CP2. The current limitting circuit 6 is constituted of an MOSFET.Q1, a transistor Q2 and resistors, R6 and R7, and when the sensor S is operated, limits the current.
Patent JP-S6082218-A (JP)
Title: Forming device of finned tube
Inventor: SUGINO MOTOHIKO
IPC: B21C37/20
Filed: 1983-10-05
Abstract: PURPOSE:To form fins in the desired position of a tube by juxtaposing a die for forming a finned part and a die for forming a non-finned part in an extruding direction. CONSTITUTION:A die 3 for forming a finned part and a die 4' for forming a non-finned part on the rear side of an extruding direction are dividedly retreated and a die 4 for forming a non-finned part on the front side of the extruding direction is joined thereto. A mandrel 6 is inserted into a blank material and the blank material is pushed in the arrow direction to form the cylindrical non- finned part at the front end of a tube 1. The die 4 is then retreated and the die 3 is joined thereto. The finned part projected with fins 2 on the outside circumference of the tube 1 is formed by the die 3 in succession to the non-finned part. The die 3 is finally retreated and the die 4' for forming the non-finned part on the rear side is joined thereto to form the cylindrical non-finned part at the rear end of the tube 1. The finned tube which is not projected with the fins 2 at both ends of the tube 1 is thus formed.
Patent JP-H0740357-A (JP)
Title: Production of plastic lens having distribution of refractive index
Inventor: HONDA SATORU
IPC: B29L11/00
Filed: 1993-07-27
Abstract: PURPOSE:To dispense with rod cutting and polishing processes and the like to lower a cost by a method wherein a monomer is diffused in a lens matrix to have a distribution of refractive index, and the lens matrix is polymerized and cured in a casting mold. CONSTITUTION:A monomer liquid prepared by adding an polymerization initiator IPP to a lens matrix is casted into a lens casting mold 21 using a silicone rubber-made spacer 22 as a spacer. A gel-form lens matrix is molded under pressure and heat. The silicone rubber-made spacer 22 is replaced by a porous spacer 22A made of a porous ceramic. A diffusing monomer DAI with a polymerization initiator IPP added is injected around the molded gel through the porous spacer 22A and left intact to be diffused in the lens matrix 12. The monomer liquid is removed. The lens is further heated to be cured. In this manner, a concaved plastic lens is obtained.
Patent JP-S6248292-A (JP)
Title: Drive circuit for pulse motor
Inventor: YOSHIDA SEIICHIRO
IPC: H02P8/32
Filed: 1985-08-23
Abstract: PURPOSE:To prevent the generation of torque more than required, and to inhibit the generation of unnecessary vibrations and noises by increasing exciting currents on the starting of revolution and reducing them on revolution at fixed speed. CONSTITUTION:A first constant voltage source 21 determines exciting currents needed for revolution at a fixed speed. A second constant voltage source 22 decides a difference of currents required for the starting of revolution with that of the revolution at fixed speed. Output voltage 36 from an adder 28 is equal to the voltage V2 of the second voltage source 22 for a fixed time after starting, and exciting currents generating torque needed on starting are made to flow. Output voltage 36 from the adder 28 reaches V1, and exciting currents required on revolution at fixed speed are made to flow.
Patent JP-H0513693-A (JP)
Title: Semiconductor device
Inventor: MUKAI MIKIO
IPC: H01L27/082
Filed: 1991-06-28
Abstract: PURPOSE:To improve operation characteristics of a semiconductor device as a whole by locally doping impurities into an emitter and/or a collector region of a transistor to have operation characteristics of a pair of transistors matched. CONSTITUTION:A constant current circuit 1 comprises current mirror circuitry containing a pair of transistors Q1,Q2, each of which comprises a lateral PNP- type transistor. Impurities are locally doped into an emitter and/or collector of the transistors Q1,Q2 which operate as a pair among numerous circuit elements formed on a substrate. Regions with the impurities doped become highly concentrated with the impurities, so that characteristics of the transistors Q1,Q2 vary. Thus operation characteristics of the transistors Q1,Q2 making a pair can be matched thereby improving operation characteristics of a semiconductor device as a whole.
Patent JP-S60155666-A (JP)
Inventor: NOOMAN TOMIZU
IPC: F02F1/16
Filed: 1984-09-06
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-S6077987-A (JP)
Title: Production of electrogalvanized steel sheet having excellent chemical convertibility
Inventor: YAMATO KOUJI
IPC: C23C22/78
Filed: 1983-10-04
Abstract: PURPOSE:To form a zinc film of a specific thickness to a plated steel sheet and to obtain an electrogalvanized steel sheet having excellent chemical convertibility in a line having plural plating cells by suppressing the content of Ni, Fe, Pb and Sn in the final plating cell. CONSTITUTION:A freshly prepd. plating bath contg. less impurities is used for at least the final plating bath in a line for zinc and zinc alloy electroplating line provided with plural plating cells. More specifically, the plating bath in which the Ni in the zinc (alloy) bath is suppressed to <=0.3g/l, Fe to <=1g/l, Pb to <=3ppm and Sn to <=5ppm is used. A zinc plating film of >=0.3mum is thus formed on the surface of the plating layer formed on the galvanized steel sheet. The plating bath in which many impurities are accumulated is used in at least the first half of the plating cell. The electrogalvanized steel sheet having excellent chemical convertibility is obtd. at a lower cost by the above-mentioned method.