baber/WOPTO huggingface dataset:
Patent JP-H08321857-A (JP)
Title: Equipment and method for digital slope detection
Inventor: DON HON YOMU
IPC: H04L27/38
Filed: 1996-04-22
Abstract: PROBLEM TO BE SOLVED: To obtain plural methods and devices for digitally detecting the slope in a baseband. SOLUTION: This slope detector is driven with a baseband, in order to detect the slope of a baseband signal spectrum in a digital radio system allowed to be driven the basebad and having orthogonal amplitude modulation (QAM) and mutually compares the signal output power levels of upper and lower side bands of a received passband signal. The slope detector has transversal filters 24, 26 for respectively filtering the input of I and Q channels and two multipliers 16 and a coupler 18 for processing the outputs of these filters 24, 26 and supplies an output indicating the slope of a passband signal spectrum. The output is a value converted into an instantaneous slope and has three states indicating a positive slope, a zero slope or a negative slope.
Patent JP-S584755-A (JP)
Title: Preparation of malonodinitrile
Inventor: KATSUMATA TSUTOMU
IPC: B01J23/28
Filed: 1981-06-30
Abstract: PURPOSE:To prepare the titled compound useful as a synthetic raw material of vitamin B1 and other pharmaceuticals, easily and economically, without using a strongly toxic raw material, by contacting ethylenecyanohydrin with ammonia and oxygen in vapor phase. CONSTITUTION:A mixed gas composed of ethylenecyanohydrin, ammonia, an oxygen-containing gas such as air, and if necessary, steam or inert gas, is used as the reaction raw material, and is contacted with a metal oxide catalyst containing Mo and V at 300-600 deg.C, preferably 350-500 deg.C for 0.01-20sec, preferably 0.1-5sec to obtain the objective compound. The molar ratios of ethylenecyanohydrin : ammonia : oxygen are 1:(0.3-5):(0.5-10), preferably 1:(0.5-2): (0.8-2).
Patent JP-H10295071-A (JP)
Title: Water-cooled high-voltage semiconductor device
Inventor: TERAMOTO HITOSHI
IPC: H02M1/00
Filed: 1997-04-17
Abstract: PROBLEM TO BE SOLVED: To obtain a water-cooled high-voltage semiconductor device in which leaking water can be introduced quickly and securely to a detector without spattering, and furthermore, water leaking from the neighborhood of a header tank also can be collected and detected. SOLUTION: A plurality of thyristor modules 3, in which thyristor devices 1 and accessorial circuits are incorporated, are stacked vertically with insulating supporting members 4 therebetween. The thyristor devices 1 are connected to water-cooled resistors 19 with internal pipings 17 and 18, through which cooling water is circulated. Header tanks 37a and 37b which supply and drain the cooling water are provided outside the respective thyristor modules 3. An external water supply/drain apparatus is connected to the header tanks 37a and 37b through external pipings 8.  A water leakage detector 31 provided on the ground, external leaking water sinks 39 provided beneath the header tanks 37a and 37b and leaking water introducing means 32 and 35, which are provided between the external water sinks 39 and the water leakage detector 31 and introduce the leaking water collected in the external leaking water sinks to the water leakage detector 31 are provided.
Patent JP-H0662312-A (JP)
Title: Video image mapping device
Inventor: REIMONDO SHII BURATSUKUHAMU
IPC: G06T15/04
Filed: 1992-03-26
Abstract: PURPOSE: To process a video image at high speed without performing any timewise interpolation by effectively using memory resources. CONSTITUTION: An address generator 10 generates a rectangular address by mapping the address of video image in a 1st two-dimensional(2D) plane into a 2nd 2D plane. An origin generator 12 generates an origin and generates a subpixel address, pixel address and bank set select signal from the rectangular address. A weighting coefficient generator 14 generates a weighting coefficient showing a rectangular area existent inside the respective banks of plural banks. A 2D resampling filter 16 generates video data and a video address in the 2nd 2D plane while using the weighting coefficient and the pixel address. Memories 18 and 20 consist of the video data and the video address in the 2nd 2D plane and generate a video image in the 2nd 2D plane.
Patent JP-H01271536-A (JP)
Title: Dangerous area avoiding device for work machine
Inventor: FURUKI KUNIO
IPC: E02F9/24
Filed: 1988-04-22
Abstract: PURPOSE:To ensure safety of an operator, even when misoperation is generated, by automatically stopping turning a boom, arm and an offset arm when an excavator reaches the periphery of a cabin. CONSTITUTION:A boom 6, arm 4 and a bucket 1 are stored in a turn bed 12 in its circle in the sideward of a cabin 2, and its periphery is set to a dangerous area. When an excavator reaches the periphery of the cabin 2, the excavator is sensed approaching by an ultrasonic sensor serving as the contactless sensor and by a touch sensor serving as the contact sensor, and a turning motion of the boom 6, arm 4 and an offset arm 22 is automatically stopped.
Patent JP-S5899469-A (JP)
Title: 2-substituted-phenyl-5-(3',5'-dialkyl-4'-hydroxyphenyl) tetrazole derivative and polymer stabilizing composition obtained by adding said derivative
Inventor: TACHI SHIGEMITSU
IPC: C08L33/02
Filed: 1981-06-30
Abstract: NEW MATERIAL:The compound of formula (R<1> and R<2> are 1-4C alkyl, R<3> is H, 1-4C alkyl, methoxy, ethoxy or halogen). USE:Age resistor for polymer. It has excellent age resisting property, and cannot be extracted from the polymer article with organic solvents. PROCESS:The compound of formula is prepared by mixing 1mol of 3,5-dialkyl- 4-hydroxybenzaldehyde allylsulfonium hydrazone (H) with 1-4 liters of an alcoholic aqueous solution containing 3-5 liters of an organic base or 3-6mol of inorganic base, and reacting the mixture with an alcoholic aqueous solution containing 1-2mol of a diazonium salt of an aniline derivative by adding the latter solution dropwise to the former solution at -30-+10 deg.C under stirring.
Patent JP-S59227034-A (JP)
Title: Manufacture of magnetic recording medium
Inventor: KATSURAGAWA TADAO
IPC: G11B5/845
Filed: 1983-06-08
Abstract: PURPOSE:To manufacture a magnetic recording medium without unevenness of the surface which is low-priced and superior in quality and wear resistance by using finely powdered chromium dioxide as the ferromagnetic fine powder, and heat-treating at <=120 deg.C while impressing magnetic field. CONSTITUTION:The magnetic paint consisting essentially of chromium dioxide and a binding agent is coated on a nonmagnetic support by an usual coating means. Then the coated material is heated at <=120 deg.C while impressing d.c. magnetic field on the surface not yet dried vertically to the surface. The heating temp. in the heat treatment is regulated preferably to 60-80 deg.C. The final drying stage is carried out in the same way as before. Infrared rays, heating rolls, etc. are used as the heating means. In this way, the magnetic layer is formed on the nonmagnetic support, and the thickness of the magnetic layer is regulated suitably to 1-5mu.
Patent JP-S5727431-A (JP)
Title: Magnetic recording medium
Inventor: HOSAKA AKIHIKO
IPC: G11B5/702
Filed: 1980-07-23
Abstract: PURPOSE:To simultaneously increase the electromagnetic conversion properties, the repeating travelling stability and the physical properties like the adhesive intensity, etc. respectively, by using a binder composed by a specific combination of resin. CONSTITUTION:A magnetic coating material uses a binder component containing the 10-50% polyurethane resin, 15-50% polyester resin and 20-60% vinyl chloride-vinyl acetate copolymer resin plus polyisocyanate used as a hardener, respective ly. Such coating material is applied to a base film to obtain a magnetic recording medium.
Patent JP-H07307356-A (JP)
Title: Lead frame pick-up device in resin molding step
Inventor: SASUGA YOICHI
IPC: B29C43/18
Filed: 1994-05-16
Abstract: PURPOSE:To simplify the replacement of holding means in relation to the pick-up device for picking up the lead frames encapsulated in resin. CONSTITUTION:The pick up device having a shifting unit shifts this shifting unit between the metallic mold of a resin molding press and the delivery position to pick up the resin molded lead frames. This shifting unit is provided with a lifting plate 10 having a jig plate 18 with plural holding bodies 17. Meanwhile, this jig plate 18 is held by the frame plate 19 by firmly holding a bracket plate 22 protruded from the periphery thereof between the periphery of the assembled aperture part 20 of the frame plate 19 and the tightening plate 26 provided on this periphery so that the jig plate 18 in the released state from the tightening state may be released from the frame plate 19 to be replaced with a new one.
Patent JP-S62259013-A (JP)
Title: Detector for angle of rotation
Inventor: HOSOYA TSUGIHARU
IPC: G01D5/347
Filed: 1986-05-02
Abstract: PURPOSE:To output a signal with modulated phase according to an angle of rotation by providing four signal sources with the fixed positions to emit signals with different phases by 90 deg. in order respectively symmetrically with respect to a rotational central axis. CONSTITUTION:A light emitting body is divided into four and consists of plane light emitting bodies 2a-2d with uniform luminous intensity and a driving circuit 8 is attached to these, by which the AC voltages corresponding to sinomegat, cosomegat, -sinomegat, -cosmut with carrier angle frequency omega are impressed on these respectively and light with the luminous intensity modulated by a sine wave signal is emitted. Moreover, a rotational plane light receiving body 4 is fitted eccentrically with respect to an axis 5 of rotation and outputs a prescribed signal. Then, when a facing area of the light receiving body 4 with respect to the light emitting body 2a when it is situated at the rotational position by phiin an arrow A direction in figure with respect to the reference rotational position of the axis 5 of rotation is f(phi), the facing areas of the light receiving body 4 with respect to the light emitting bodies 2b-2d are made f(phi+2/pi), f(phi+pi) and f(phi+3/2pi) respectively. Accordingly, the output signal E0 changing the phase with respect to phi is calculated by a relational expression.
Patent JP-H04578-A (JP)
Title: Image processing method
Inventor: YAMANA KEIICHI
IPC: H04N1/40
Filed: 1990-04-17
Abstract: PURPOSE:To attain image emphasis with intensity corresponding to the sort of an image without being influenced by the density of the image by finding out the intermediate value of the values of respective normalized picture elements and deviations from the intermediate value and increasing the degree of emphasis in accordance with the increment of the deviations. CONSTITUTION:An image processor such as a reader/printer executes the following processing to emphasize the edge of an image. The density values D1 to Dn of respective picture elements are normalized by the shown equation I to find out normalized density values D11 to D1n at first and then the deviations deltaof the D11 to D1n from the intermediate value D1mid are found out by the shown equation II. Then K1 is found out based upon K1 = Kdelta. The coefficient K is a constant in image processing such as Laplacian method for emphasizing the edge of a straight line, but when K1 to be increased in accordance with the increment of the deviation delta is used, the degree of emphasis is increased. In addition, emphasis with proper intensity corresponding to the sort of an image can be attained by normalization.
Patent JP-S59225839-A (JP)
Title: Ring gear forming machine
Inventor: TSUKAMOTO EIHIKO
IPC: B21H5/02
Filed: 1983-06-07
Abstract: PURPOSE:To provide a titled machine which forms efficiently a ring gear by supporting a ring blank material by means of an external tooth profile forming roll, guide rolls which control the shape and stoppers, bringing an internal tooth profile forming roll into contact with the blank material and rolling internal and external tooth profiles thereon. CONSTITUTION:A ring blank material D having the inside and outside diameters equal to the inside and outside diameters of a finish ring (d1=d2, D1=D2) is held by means of an external tooth profile forming roll 6 as well s position controllable guide rolls 7A, 7B and stoppers 8A, 8B, 8C and an internal tooth profile forming roll 5 is brought into press contact with the blank material to roll an internally and externally toothed ring D'. It is necessary to make the tooth profiles of the rolls 5, 6 slightly thin to make the same correspondent with the extended length of pitch owing to forcing in the case of d1<d2, D1< D2. A ring gear A having a prescribed shape is formed efficiently with one time of rolling.
Patent JP-H03297074-A (JP)
Title: Air cell
Inventor: KONISHI HAJIME
IPC: H01M12/06
Filed: 1990-04-17
Abstract: PURPOSE:To accomplish excellent discharge characteristic in discharging alternately performed with minor current and major current by providing an air reserve space between members to control the draftiness between an air electrode and the cell external field. CONSTITUTION:An air reserve space 11 is provided between an air electrode 5 and a porous teflon film 10 or the like to control influence of the external field. Accordingly oxygen is this reserve space 11 is consumed during major current discharge to enable preventing drop of the cell voltage, and the draftiness of the porous teflon film to control influence of the external field can be adjusted during minor current discharge, and it is also made practicable to prevent drop of the cell voltage on the way of discharging. Thereby current drop can be lessened even in discharging alternately performed with minor current and major current.
Patent JP-H08294483-A (JP)
Title: X-ray ct system
Inventor: MIYAZAKI YASUSHI
IPC: A61B6/03
Filed: 1996-04-23
Abstract: PURPOSE: To enable spiral scanning to be performed simply and surely by carrying out the turning of an X-ray source and X-ray detector and the moving of a patient's bed each at a prescribed constant speed, scanning spirally and obtaining the reconstructed image of an arbitrary cross section between the starting point and the finishing point of the spiral scanning. CONSTITUTION: An X-ray tube device 1 and an X-ray detector 2 are arranged in a position oppositely facing with each other across the examinee on a patient' s bed 3, and are rotated continuously. The revolution speed is fixed. The patient' s bed 3 is moved at a constant speed in the direction of the arrow perpendicular to the rotary face of the scanner. A spiral scanning is performed by synchronizing the movement of this patient's bed 3, X-ray exposure by the X-ray tube device 1 and the rotation of the X-ray tube device 1 so as to collect the data. Then, a reconstructed image is obtained on an arbitrary cross section between the starting point and the finishing point of the spiral scanning.
Patent JP-S58220020-A (JP)
Title: Method and device for removal of bridge in grain hopper
Inventor: NAKAMURA SHIYOUICHI
IPC: B65D88/70
Filed: 1982-06-15
Abstract: PURPOSE:To smooth exhaust of grains from a hopper by sending gas intermittently by pressure into the hopper, by fluidifying the grains in the hopper and by eliminating thereby attachment of the grains to the hopper walls or bridging of the grains owing to mutual attachment. CONSTITUTION:A chamber 6 is furnished outside the inclined wall 5a of a hopper 5, and equipped with an inlet 8, which is in communication with a means 7 to send gas into this chamber by pressure intermittently. This inclined wall 5a is provided with two or more flow-in holes 9, which allows the gas introduced into the chamber 6 to flow in the hopper 5 dispersed. If ice grains etc. are cast in the hopper 5, a dry gas cooled below 0 deg.C is sent into the hopper 5 by a pressure sending means 7 through the chamber 6 and flow-in hole 9 in diverged state. Thereby the air will flow around in the hopper 5 to prevent attachment of ice grains to the internal wall of the hopper 5 and also mutual attachment of the grains. Thus the intended purpose is attained.
Patent JP-S61263507-A (JP)
Title: Antistatic transport means
Inventor: KAMIIKE TAKASHI
IPC: F16H7/02
Filed: 1985-05-15
Abstract: PURPOSE:To nullify the electrostatic value on a transport means consisting of a pulley and a belt by equipping the pulley with an electroconductive boss at the top of each tooth, and by furnishing the belt with an electroconductive tension member, which is exposed at the core wire pressing part. CONSTITUTION:An electroconductive tension member 5 is fixed to a belt 2 so as to be exposed between teeth 4 formed on said belt 2. An electroconductive boss 6 is provided at the tip of each tooth 3 formed on a pulley 1, and grounded by the use of a lead 7. Thereby the static electricity generated on the belt 2 during its transportation work can be released to the ground via exposed tension member 5, bosses 6 and leads 7, which should nullify the electrostatic potential.
Patent JP-S60245386-A (JP)
Title: Centralized control system of looking and listening in catv system
Inventor: UEMURA HIROKI
IPC: H04N7/173
Filed: 1984-05-18
Abstract: PURPOSE:To prevent various types of disturbing to a video signal and to avoid the deterioration of picture quality by retaining only a function of a converter in a subscriber house, incorporating functions for executing controls of looking and listening of subscribers in a distribution system unit and installing said unit outdoor. CONSTITUTION:A television signal from a branching line 1 is inputted to a branching filter 4 through a branching device 3. The television signal from the branching filter 4 is transmitted to a transmission module 16 through a variable resistance attenuator 6 with the aid of each terminal correspondence, simultaneously inputted to an FSK demodulator 8, and its data signal components are inputted to a control logic circuit 9. A periodical control signal with respect to a jamming signal generator 10 is transmitted from the logic circuit 9, while from the jamming generator 10 a jamming signal subjected to the time division with the aid of each channel correspondence is produced. With respect to this jamming signal, a prescribed modulation signal is frequency-modulated and overlapped with the jamming signal, whereby a control system of looking and listening in correspondence to plural terminals can be accomplished at a low cost.
Patent JP-S59227706-A (JP)
Title: Production of silicon carbide fine powder
Inventor: TSUCHIYA MICHIYO
IPC: C01B31/36
Filed: 1983-06-09
Abstract: PURPOSE:To produce fine powder of SiC, without causing the sintering or the growth of the grain, by contacting and reacting fine carbon powder with gaseous SiO in a state suspended in a nonoxidizing gas atmosphere maintained at a high temperature. CONSTITUTION:A mixture of quartzite and coke is heated at >=1700 deg.C to generate gaseous SiO by the reaction of quartzite and coke. The SiO gas is introduced into a reaction vessel and is made to react at >=1,500 deg.C with fine powder of carbonaceous material such as carbon black, coke, anthracite, etc. having an average particle diameter of <=10mu and introduced together with an inert gas such as Ar gas into the reaction vessel. Fine powder of SiC can be prepared without causing sintering and the growth of grains.
Patent JP-S59227167-A (JP)
Title: Manufacture of semiconductor device
Inventor: MIYAUCHI MASAYOSHI
IPC: H01L21/265
Filed: 1983-06-09
Abstract: PURPOSE:To obtain the element of high quality by performing only one highly precise mask-matching operation by a method wherein, when a selective ion- implantation is performed on a semiconductor substrate, a mask to be used for implantation with which a self-matching positioning mask will be formed is used. CONSTITUTION:An SiO2 film 13 is coated on a semiinsulating GaAs substrate 12, a photoresist 15 having an aperture is covered thereon, and a recessed part 14 which is the first positioning mark is provided on the film 13 by performing an etching. Then, an aperture part 16 corresponding to the recessed part 14 and a photoresist 18 having an aperture part 17 to be used for selective ion implantation are formed, the second positioning mark 19 entering into the substrate 12 is provided in the aperture 16 by performing an etching, and a source and drain region 20 is formed on the surface layer part of the substrate 12 by implanting ions on the aperture part 17. Subsequently, the resist 18 is renewed into a resist 22, a channel region 23 is grown between regions 22 on the aperture part provided on the resist 22 by implanting ions, electrodes 24 and 25 are installed on the region 20, a gate electrode 26 is installed on a region 23, and a metal 26' to be used to lead out an electrode is installed in a mark 19 respectively.
Patent JP-S63269769-A (JP)
Title: Nose suspension type main motor gear box for vehicle
Inventor: FUJITA HARUHISA
IPC: B61C9/38
Filed: 1987-04-27
Abstract: PURPOSE:To prevent a lubricating oil from leaking out by providing an annular wall at a wall portion of a gear box and inside of a presser ring retaining a seal member, which annular wall has an inner diameter smaller than that of the seal member, in such a manner that the annular wall surrounds a main motor shaft. CONSTITUTION:The titled gear box comprises upper and lower elements 1 and 2 each having brackets 3 and 4 welded thereto for mounting to a main motor. The upper and lower elements 1 and 2 are integrally connected by fittings 5. The gear box encases a pinion 12 mounted on a main motor shaft 19 and a gear wheel 13 meshing with the pinion 12. The shaft 19 is supported by a bearing 17 encased in a bearing box 20. The gear box is further provided with presser rings 6-8 having grooves adapted to engage seal members 9-11 for preventing leakage of a lubricating oil in the elements 1 and 2. The presser ring 6 is integrally formed with an annular wall 22 projecting inwardly of the gear box and surrounding the shaft 19. The annular wall 22 has an inner diameter smaller than that of the seal member 9.
Patent JP-H07286057-A (JP)
Title: Cross-linked polyethylene resin foam
Inventor: WAKABAYASHI KOICHI
IPC: C07H13/02
Filed: 1994-04-15
Abstract: PURPOSE:To obtain a cross-linked polyethylene resin foam which does not allow the occurrence of hard spots causative of foam breaking during foam fabrication and which is excellent in appearance, fabricability, adhesive properties, etc. CONSTITUTION:A cross-linked polyethylene resin foam is based on a water- crosslinkable polyethylene resin having silyl groups capable of cross-linking when brought into contact with water or on a polyethylene resin contg. the water-cross-linkable polyethylene resin and contains 0.30-0.85wt.% higher fatty acid amide and 0.01-1.20wt.% polyhydric alcohol-fatty acid ester having a solubility parameter of 7.8-8.4, the sum of the acid amide and the ester being 0.80-1.50wt.%.
Patent JP-H09288505-A (JP)
Title: Radar program execution device/method
Inventor: NAKADAI YASUHIRO
IPC: G05B15/02
Filed: 1996-04-24
Abstract: PROBLEM TO BE SOLVED: To shorten the read time of a radar program by providing a specified object memory and storing an execution program in the object memory unless a space exists in the object memory. SOLUTION: The object memory 40 for storing the radar program and the execution program and a control part for setting plural object blocks 41-1 to 41-n corresponding to respective user logics in the object memory 40 and storing the radar program and the execution program in the object memory 40 unless the space exists in the object blocks 41-1 to 41-n are provided. In the device, the radar program is executed only by accessing to the object memory 40. At the time of reading the program, read quantity from a sub-routine is reduced and the read time of the program is shortened.