baber/WOPTO huggingface dataset:
Patent JP-H06121171-A (JP)
Title: Picture encoder
Inventor: KITSUKI TOSHIAKI
IPC: H04N19/60
Filed: 1992-10-07
Abstract: PURPOSE:To attain high precision, and to simplify a hard ware by controlling the code data amounts of one screen so as to be constant. CONSTITUTION:This encoder is equipped with a memory 1 which stores the DCT coefficients of one screen, data sequence control part 2 which reads the DCT coefficients of one screen at every component from the memory 1, and step size deciding part 6 which decides a quantization step size by component units according to the generated code data amounts of the already encoded components. Thus, the quantization step size can be feedback-controlled by the actual code data amounts until the pre-components of the actual screen at every DCT component, during the encoding processing of one screen.
Patent JP-S61147403-A (JP)
Inventor: ONISHI HISAKAZU
IPC: F21V33/00
Filed: 1984-12-21
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-H09116440-A (JP)
Title: Encoding device and decoding device for error correction code and communication system
Inventor: ITO KATSUTOSHI
IPC: H03M13/35
Filed: 1995-10-17
Abstract: PROBLEM TO BE SOLVED: To improve the error detection and correction capability in signal transmission in comparison with conventional without degrading the transmission efficiency. SOLUTION: When information symbols from a voice encoding device are given, a class division circuit 101 gives the information symbol of the most important class 0 to a CRC calculation circuit 102 and a blocking circuit 103 in accordance with class division definition and gives the information symbol of the next important class 1 to a blocking circuit 105 and directly gives the information symbol of the next important class 1 to an interleave circuit 107. The CRC calculation circuit 102 obtains information for error detection with respect to the information symbol of the class 0 given from the class division circuit 101 and generates data to which information for error detection is added, and this data is given to the blocking circuit 103.  The class 0 blocking circuit 103 encodes an error correction block in accordance with data to which information for error detection is added and class 0 data.
Patent JP-H11112445-A (JP)
Title: Equipment for testing characteristic of transmission line
Inventor: GOTO MASAYUKI
IPC: H04B17/00
Filed: 1997-10-01
Abstract: PROBLEM TO BE SOLVED: To provide the equipment for testing characteristics of transmission line by which the fault in the transmission line is early found out and the transmission line characteristics is tested with high efficiency. SOLUTION: An information collection means 11 collects communication control information 1 used for communication control between pluralities of equipments on a transmission line and failure information 2 denoting a failure of communication control. A transmission line characteristic calculation means 12 calculates the transmission line characteristic value of the transmission line based on the collected communication control information 1 and failure information 2. A test object decision means 13 discriminates the state of the transmission line based on the transmission line characteristic value to test the transmission line abnormal in discrimination result. A transmission line characteristic test execution means 14 conducts the transmission line characteristic test for the transmission line being the test object.  A result notice means 15 informs the result of the transmission line characteristic test.
Patent JP-H08134082-A (JP)
Title: Production of silyl group-substituted amine
Inventor: TANAKA MASATO
IPC: B01J31/24
Filed: 1994-11-01
Abstract: PURPOSE: To obtain the subject compound as a synthetic intermediate for fine chemical products such as azrochemicals and medicines efficiently in one step process using readily available raw materials by reacting a specific aromatic azomethine with a disilane fluoride. CONSTITUTION: An aromatic azomethine expressed by the formula Ar-CH=N-R [Ar is an aromatic ring; R is a (substituted) alkyl or aralkyl] (e.g.; N-benzylidene methylamine) is reacted with a disilane fluoride expressed by formula I [at least one of R<1> -R<6> is F and the remainder are (substituted) hydrocarbons] (e.g.; 1,2-difluoro-1,1,2,2-tetramethyldisilane) at a molar ratio of the aromatic azomethine to the disilane fluoride of (1:100) to (100:1) in the presence of a catalyst [e.g. tetrakis(triphenylphosphine)palladium] at 120 deg.C for 5 hours to efficiently afford the objective silyl group-substituted amine expressed by formula II as a synthetic intermediate, etc., for fine chemical products such as azsochemicals and medicines.
Patent JP-H08134054-A (JP)
Title: Production of beta,gamma-butenolides
Inventor: ISOBE TOSHIO
IPC: C07D307/58
Filed: 1994-11-01
Abstract: PURPOSE: To obtain the subject compound useful as perfumes, pharmaceuticals and intermediates for organic syntheses from a γ-keto acid under a nearly neutral mild condition in high efficiency by using a specific haloiminium salt as a dehydrating agent. CONSTITUTION: The objective α,β-butenolide of formula III is produced by reacting (A) a γ-keto acid of formula I (R<3> is an organic group; R<4> is H or an organic group; R<3> and R<4> may together form a ring) with (B) a haloiminimum salt of formula II (R<1> and R<2> are each a lower alkyl; X is a halogen; (n) is 2 or 3) as a dehydrating agent. The haloiminium salt used as the component B can be produced by reacting an easily available compound of formula IV with a halogenation agent such as an oxalyl halogenide. Preferable example of the haloiminium salt is 2-chloro-1,3dimethylimidazolinium chloride. The reaction is preferably carried out at room temperature or thereabout by adding about 1mol of the component B and about 2mol of a base to 1mol of the component A.
Patent JP-H04145740-A (JP)
Title: Clock recovery circuit for multi-axis modulation signal
Inventor: UTSUNOMIYA MASAAKI
IPC: H04L7/033
Filed: 1990-10-08
Abstract: PURPOSE:To improve the phase tracking performance of a recovered clock and to enhance the deterioration in an error rate by synthesizing edge detection pulses of each system and utilizing the result. CONSTITUTION:An output (detection output) of phase detectors 2a, 2b is inputted to a carrier recovery circuit 3 and inputted to data identification circuits 10a, 10b. Moreover, an output of both phase detectors 2a, 2b is inputted respectively to edge detectors 5a, 5b being components of a clock recovery circuit 100. An edge detection output of the edge detectors 5a, 5b is inputted to a synthesis circuit 6, and the edge detection output synthesized therein is compared with an output from a frequency divider 9 at a phase comparator 7. Thus, phase error information obtained from the phase comparator 7 has excellent tracking performance to the demodulation output and the tracking performance of a voltage controlled oscillator 8 is improved.
Patent JP-S61148293-A (JP)
Title: Treatment of coal tar
Inventor: OHASHI SHIGERU
IPC: C10C1/00
Filed: 1984-12-21
Abstract: PURPOSE:To separate water and sludge from coal tar containing large amount of water and finely divided sludge, without using additional chemicals, by circulating the produced coal tar in the treatment of raw coal tar. CONSTITUTION:A high-quality tar is produced by scrubbing a raw coal tar C1 containing 10-40% water and 10-30% finely divided sludge in a tar scrubber 20 at room temperature, while circulating the refined tar C2 to lower the viscosity of tar and activate the activity of the water and sludge contained in the raw coal tar.
Patent JP-H10110114-A (JP)
Title: Surface-treated pigment and its production
Inventor: KAMIMURA TOSHIFUMI
IPC: C09C3/06
Filed: 1996-10-09
Abstract: PROBLEM TO BE SOLVED: To obtain the subject excellent pigment excellent in initial dispersibility and long-term dispersibility to water or organic solvents and hardly causing aggregation of pigment particles by treating particle surface of an organic pigment with sulfur trioxide complex by a specific method. SOLUTION: An organic pigment (preferably having 10-0.05μm particle diameter) is dispersed into a basic solvent forming a complex with sulfur trioxide and sulfur trioxide is added thereto to treat particle surface of the organic pigment. For example, N,N-dimethylformamide, dioxane, pyridine, etc., can be used as the basic solvent. When the pigment is an insoluble or slightly soluble solvent having no reactivity with sulfur trioxide, the solvent can combinedly used with the basic solvent. A solvent capable of combinedly using with the basic solvent includes e.g. sulfolane or N-methylpyrrolidone.
Patent JP-H09112983-A (JP)
Title: Apparatus for preventing dust generation
Inventor: YAMAMOTO TARO
IPC: H01L21/02
Filed: 1995-10-17
Abstract: PROBLEM TO BE SOLVED: To prevent clean room contamination due to dust discharged from a device in operation in a clean room by maintaining power supply to a suction machine of the device even when the device is turned off or stopped in an emergency. SOLUTION: A robot arm 1 to be operated in a clean room has a suction machine 2 for sucking dust in the air therein. In normal operation, a power switching device 5 uses a normal power supply 4 as a supply line to power the suction machine 2. A charging device 7 is powered by a solar battery 8 to charge a battery 6. When the normal power supply 4 is turned off or stopped in an emergency, the power switching device 5 detects such an event and switches the supply line to the battery 6, whereby a dust suction operation by the suction machine 2 is continued.
Patent JP-H10115745-A (JP)
Title: Optical fiber cable
Inventor: ONUMA HIROAKI
IPC: G02B6/44
Filed: 1996-10-09
Abstract: PROBLEM TO BE SOLVED: To improve the feeding characteristics of an optical fiber unit by setting the ratio of a twisting pitch to the outside diameter of housing pipes at a specific range. SOLUTION: The optical fiber cable 1 is formed by intertwining the plural housing pipes 3 at the prescribed pitch P around a tension member 2 at the center and coating the outer periphery with a cable sheath 4. The tension member 2 is formed by coating a core wire 2a consisting of plural twisted wires with a synthetic resin 2b. When the twisting pitch is defined as P(mm) and the outside diameter of the housing pipes 3 as d(mm), the ratio P/d is set at a range of 200<P/d<500 in the optical fiber cable 1. The optical fiber cable may be formed by intertwining the plural housing pipes 3 in the range of the ratio of 200<P/d<500 to form a housing pipe unit and further intertwining the plural units within the range of this range.  For example, the optical fiber cable 1 of such constitution having the housing pipes 3 consisting of polyethylene of 4.5mm in bore and 6mm in outside diameter is used by winding the cable on a drum of a body diameter of 1,000mm.
Patent JP-2000065189-A (JP)
Title: Roller gear
Inventor: FUKUICHI KIYOSHI
IPC: F16H55/10
Filed: 1998-08-19
Abstract: PROBLEM TO BE SOLVED: To reduce sliding friction with a tooth of a counter shift gear by rotating a roller when receiving the tooth of the counter shift gear by respectively arranging freely rotatable rollers in the part corresponding to the tooth tips of a gear. SOLUTION: Pins 3 are arranged in the part corresponding to the tooth tip of a gear 1 so that a roller 2 is rotatably supported by the respective pins 3. When rotating a counter shift gear by mutually meshing the counter shift gear with such a gear 1, sliding friction with a tooth of the counter shift gear is reduced by rotating the roller 2 receiving the tooth of the counter shift gear. As another example, the roller 2 may be arranged by two pieces by reducing a diameter of the roller 2, and when a tooth width is wide, the roller 2 can be dividedly constituted. In a gear having a small module or a gear having a large module, the purpose can be attained only by the rotatably held pins 3 or the rollers 2.
Patent JP-H10265582-A (JP)
Title: Water-absorbing agent and its production
Inventor: WADA KATSUYUKI
IPC: A61F13/49
Filed: 1997-10-01
Abstract: PROBLEM TO BE SOLVED: To provide a water-absorbing agent that has high water absorption times under pressure and excellent water absorption efficiency under pressure and shows excellent water absorption characteristics even in the case that the resin concentration of the water-absorption resin is increased when it is used as a hygienic material and its production. SOLUTION: This water absorption agent has >=30 (g/g) water absorption times and the absorption efficiency represented by the following formula of >=0.7 The absorption efficiency under pressure = (the absorption times at the upper layer after absorption)/(the absorption times at the lower layer after absorption) This agent has 40 or higher absorption times and is produced by heat-treating a water-absorption resin that contains less than 1 pt.wt. of elution components per 100 pts.wt. of the resin in the presence of a surface-crosslinking agent. Or the water absorption resin polymerized in the presence of a water-soluble chain-transfer agent is treated with a hydrophilic aqueous solution, then heat-treated with a surface-crosslinking agent.
Patent JP-H02114795-A (JP)
Title: Wireless transmission equipment
Inventor: ISOBE YOICHI
IPC: G08B25/00
Filed: 1988-10-25
Abstract: PURPOSE:To improve the stability of a frequency radiated from an antenna part by locking a radiation conductor plate of a wireless transmission processing section to a step of a standing rib provided to a couple of side walls of a base case of a main body case at a prescribed interval. CONSTITUTION:Fastening pieces 1a... of a ground conductor plate 1 of a wireless transmission processing section A are fixed to a thread pole 6a provided in a base case 5 with a screw then a radiation conductor plate 1 is fixed to a thread support 5b provided to the base case 5 upright at a prescribed height with a screw, a protection cover plate 7 is covered thereupon so as to allow the wireless transmission processing section A not to be touched by a hand of an intermediate user at wiring and a cover 6 is covered finally. With a protection cover plate 7 used in this way, the hand of a wire work person engaged on the way of installation is prevented from being touched with an antenna or a circuit part carelessly during the wiring work and the destruction of the internal circuit due to static electricity is prevented is advance.
Patent JP-2000096649-A (JP)
Title: Floor pan for washing machine
Inventor: HORIKAWA YUKIHIRO
IPC: D06F39/00
Filed: 1998-09-24
Abstract: PROBLEM TO BE SOLVED: To dispense with the work for boring holes for faucet instruments on a wall face by integrally providing faucet means on a floor pan main body, and arranging a water feeding means to the faucet means in the floor pan main body to be covered with a floor pan. SOLUTION: Two handle type faucet instruments 14a, 14b are employed, two pipings for cold water and hot water are introduced, and two faucets are provided on the side face of a floor pan 1. The fitting position can be changed according to the type of a washing machine. The pipings capable of feeding a fixed quantity of water to the washing machine are arranged into the floor pan 1 from the underfloor side through the holes bored on a floor. The holes are located at an optional position, and two feed water pipings properly cover the upper face of the floor pan 1 and form the shape of the upper face of the floor pan 1. The faucet instruments 14a, 14b are integrally provided on a floor pan main body, and the pipings are arranged in the floor pan main body to be covered by the floor pan 1.  The fitting position changes of water feeding means buried in a wall face and faucet apparatuses provided on the wall face required in the past can be made unnecessary.
Patent JP-H08129120-A (JP)
Title: Optical cable
Inventor: YAMANAKA MASAYOSHI
IPC: G02B6/44
Filed: 1994-11-01
Abstract: PURPOSE: To enable easy housing a coated optical fiber ribbon into a groove for housing this coated optical fiber ribbon by forming this groove to a straight shape along the longitudinal direction of a housing member. CONSTITUTION: The coated optical fiber ribbon 3 is housed in the straight groove 2a formed on the outer peripheral surface of the housing member 2, thereby constituting an optical cable 1. A retaining tape is wound on the periphery of the housing member 2, by which a retaining winding layer 4 is formed. The periphery thereof is provided with a sheath 5. This housing member 2 consists of a long-sized round bar formed by using plastic and one piece of the straight groove 2a is formed on its outer peripheral surface, by which the member is formed to an approximately U shape in section. This straight groove 2a is formed to the straight shape along the longitudinal direction of the housing member 2 and the size thereof is properly changeable with the size of the coated optical fiber ribbon 3a housed in the straight groove 2a.  Two pieces of tension members 6, 6 are inserted into the housing member 2. These tension members 6, 6 are parallel with each other and are so inserted into the member as to parallel with the straight groove 2a.
Patent JP-H07119108-A (JP)
Title: Asphalt pavement method
Inventor: TAKADA MISHIO
IPC: E01C7/18
Filed: 1993-10-27
Abstract: PURPOSE:To make difficult the peeling-off of aggregates by a pavement method wherein in asphalt pavement more inexpensive than concrete pavement, the surface thereof is covered with the aggregates, to increase a frictional efficiency such as anti-skid by forming the surface with the aggregates, to produce the effect of colored pavement by using the aggregates with colors, and to simultaneously enable work as a part of pavement work. CONSTITUTION:An adhesive is sprayed on the surface of an asphalt surface course 4 consisting of an asphalt mixture in a condition that plasticity is held, and an adhesive layer 1 is formed. While being under the condition that adhesion remains, the adhesive layer 1 is scattered with gravel-like aggregates 2. A sand layer is formed by scattering sand-like aggregates 3 on the gravel-like aggregates 2. After that, the gravel-like aggregates 2 and the sand-like aggregates 3 are pushed and buried into the asphalt surface course 4, and are fastened in the condition that they 2, 3 are exposed on the surface on the asphalt surface course 4.
Patent JP-2000102274-A (JP)
Title: Motor drive
Inventor: KARASAWA SHIZUO
IPC: H02P3/18
Filed: 1998-09-24
Abstract: PROBLEM TO BE SOLVED: To obtain a highly efficient motor drive by feeding regenerated energy from a motor back to the primary power supply of a DC power supply when it is stopped a turret during its turning. SOLUTION: A regeneration processing unit 22 for feeding regenerated energy from a motor back to the primary power supply of a motor drive power supply comprises an overvoltage detection circuit 17 for a DC power supply 11, a switch 19 which is turned on/off by an on/off signal 18 from the overvoltage detection circuit 17, and a DC/DC converter 23 connected with the switch 19. At stopping of a turning turret 2, regenerated energy from a motor is not consumed as heat but is fed back to the primary power supply of a motor drive power supply and reused, thus enhancing the efficiency of the motor drive.
Patent JP-H05104437-A (JP)
Title: Camber control method in slicing device and its device
Inventor: OUCHI HISAO
IPC: B23H5/10
Filed: 1991-10-17
Abstract: PURPOSE:To control the camber of a wafer by detecting the existance of the camber at the time of cutting the wafer, and automatically execute the dressing of an inner peripheral blade. CONSTITUTION:A camber control device is provided with a blade displacement detecting means 12, electrodes 13a, 13b severally arranged on the surface and the back side of an inner peripheral blade, a power source device 14 to apply D.C. voltage for electrolytic dressing between both the electrodes and the blade, and a changing over means 15 to change over a current fed from the power source device to either of the electrodes on the surface and the back side of the blade. A dull blade face is judged on the direction of blade displacement, and the changing over means 15 is changed over to the electrode on the side of the dull blade face and the power source device 14 is turned on and off on the quantity of blade displacement by a control device 16.
Patent JP-H03131214-A (JP)
Title: Coffee boiler
Inventor: TANAKA TOSHIO
IPC: A47J31/057
Filed: 1989-10-17
Abstract: PURPOSE:To adsorb residual chlorine and organic substance, and enable proper hardness to be obtained by setting a hot water receiving vessel for piling the two layers of active carbon and calcium carbonate or the like, on an extracting vessel for receiving hot water from a pipe. CONSTITUTION:Through the bottom surface of a hot water receiving vessel 6 to be set on the upper surface section of a coffee extractor 5, permeable holes 12 are bored, and on an upper surface, a receiving port 15 for receiving hot water from a pipe 3 is formed, and in the hot water receiving vessel 6, calcium carbonate 17 and grain-shaped active carbon 18 are vertically piled. Accordingly, from the layer on the active carbon 18, residual chlorine and the organic substance of trihalomethane, trichloroethylene, or the like in hot water are removed, and from the layer of the calcium carbonate 17, calcium ion is melted into the hot water. As a result, proper hardness is obtained, and the smell of the chlorine is removed from coffee powder, and fragrant tasty coffee liquid is obtained.
Patent JP-H03131120-A (JP)
Title: Non integer frequency divider
Inventor: KOJIMA TAKETOSHI
IPC: H03K23/64
Filed: 1989-10-16
Abstract: PURPOSE:To attain frequency division with an optional non-integer frequency dividing circuit of the same constitution as an integer frequency dividing circuit by adding a non-integer frequency division ratio utilizing the processing of a clock control circuit to a frequency division ratio of an integer frequency dividing circuit. CONSTITUTION:An integer frequency dividing circuit 11 consists of a 1/4 frequency division Johnson counter comprising 2 flip-flops 11-1, 11-2 and an AND gate circuit 11-3. Moreover, a non-integer processing control circuit 12 consists of flip-flop 12-1, a NAND gate circuit 12-2, an inverter 12-3 and a flip-flop 12-4. The non-integer frequency divider employes a 1-16 frequency counter for an non-integer frequency dividing circuit 11, a clock processing circuit 13 adds a 1/2 clock to the circuit 11 by utilizing phase inversion and the non-integer processing control circuit 12 outputs a clock control signal CS to apply 2 times phase inversion every time a carrier signal is outputted twice by the 1/16 frequency counter.
Patent JP-H02114624-A (JP)
Title: Manufacture of semiconductor device
Inventor: MIYAZAKI SHINICHI
IPC: H01L21/027
Filed: 1988-10-25
Abstract: PURPOSE:To rapidly enhance the checking up precision of pattern shapes by stopping charge up by a method wherein a metallic film in high vapor pressure of halogenide is formed below a resist film. CONSTITUTION:When the shape, etc., of the openings 5 made in a photoresist film 4 are examined using SEM by further forming the photoresist film 4 after forming a W film 3 on an insulating film 2, clear SEM images are produced by stopping charge up. Furthermore, the W film 3 can be easily removed by dry etching process using CH4, CHF3, etc., due to the higher vapor pressure of halogenide in the W film 3 not to have any unfavorable effect on the formation openings in the insulating film 2.