baber/WOPTO huggingface dataset:
Patent JP-H11225218-A (JP)
Title: Internet telephone system, communication system utillizing wide area data communication network, and terminal adapter
Inventor: YAHIRO KAZUO
IPC: H04M3/00
Filed: 1998-02-05
Abstract: PROBLEM TO BE SOLVED: To prevent connection tariff from being charged at busy state or the like by eliminating the need for both sides to connect the internet from the beginning and performing dial-up connection after becoming a state in which it is possible to make an internet call. SOLUTION: The ISDN terminal adapter 5 on a callee side receives call setting that includes the sub-address of a preliminarily defined number, it rings the bell of a connected telephone set 6 on the callee side. When the callee side picks up the hook of the telephone set, the adapter performs internet connection to the access point 9 on the callee side, superimposes a preliminarily defined number and an acquired IP address on the sub-address of call setting and sends them to the ISDN terminal adapter 2 on a caller side. When the adapter 2 receives it, it performs internet connection to the access point 8 of the caller side. When the connection is made here, the IP address of the caller side is sent to the IP address of the callee side and both sides mutually start internet telephone.
Patent JP-H06235830-A (JP)
Title: Production of optical fiber having nonconcentric circular sectional structure
Inventor: ICHINOSE MASAFUMI
IPC: G02B6/024
Filed: 1993-02-12
Abstract: PURPOSE:To provide a process for production of the optical fiber having a nonconcentric circular sectional structure which is small in the fluctuation width of the outside diameter. CONSTITUTION:The optical fiber is drawn in such a manner that the angle thetaformed by a cut face 4 and measuring cut face 5 in a longitudinal direction contg. stress imparting parts 3a, 3b of the panda type constant polarization optical fiber to the max; possible extent in an outside diameter measuring instrument attains 90 deg.. A drawing device which is the same as the conventional device is used at this time and the outside diameter of the optical fiber right after the drawing measured by the outside diameter measuring instrument is fed back to a speed controller to adjust the outside diameter of the resulted panda type constant polarization optical fiber to a specified outside diameter.
Patent JP-S53109656-A (JP)
Title: Screen dewaving apparatus
Inventor: KOJIYOU HIDEO
IPC: G01M10/00
Filed: 1977-03-07
Abstract: PURPOSE: To perform dewaving by providing a screen body whose meshes subsequently change from coarse ones to dense ones from the inside toward outside to the water level at one end of a testing water tank and letting the test waves incoming from the inside gradually lose their energy by the meshes. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H09199255-A (JP)
Title: Carriage
Inventor: TAKAI TAKUMA
IPC: B65G1/14
Filed: 1996-01-17
Abstract: PROBLEM TO BE SOLVED: To provide a carriage for easily surely mounting a connector in a bundle bound by winding in a ring shape a cable mounting the connector in both ends. SOLUTION: A supporter 8, provided with a perpendicular shaft part 13 rotatable around the axial center and a swivel arm 14 swivelably supported from the perpendicular shaft part 13, is provided vertically in a plurality of steps. In a horizontal opened condition of the swivel arm 14, a bundle bound by winding in a ring shape a cable mounting a connector in both ends is received, in a perpendicular closed condition of the swivel arm 14, passing of the bundle is permitted.
Patent JP-2000224609-A (JP)
Title: Video signal processor
Inventor: TANIGAWA SATORU
IPC: H04N9/78
Filed: 1999-02-02
Abstract: PROBLEM TO BE SOLVED: To make possible the reduction of circuits without lowering performance in the case of separating a luminance signal and a chrominance signal from a video signal. SOLUTION: A 1H video signal S108 delayed for one line term from an inputted video signal by a line memory 105 and band-limited from that video signal S105 by a band pass filter 108 and a 2H video signal S109 delayed for one line term from that video signal by a line memory 109 are provided. Thus, the reduction of circuits can be attained without lowering performance in the case of separating the luminance signal and the chrominance signal while utilizing a correlation between lines.
Patent JP-H07233687-A (JP)
Title: Gate post incorporating angle end receiver
Inventor: UEDA SHIGEYUKI
IPC: E06B11/02
Filed: 1994-02-23
Abstract: PURPOSE:To decrease the exposure of electric wiring connected to an electric lock, by forming an insertion groove and a wiring insertion port in an elbow end receiver body provided to a gate post body. CONSTITUTION:An insertion groove 8 for receiving an elbow end 3 is formed in an elbow end receiver body 5 provided to a gate post body 1. The receiver body 5 is fixed to bolts inserted into bolt holes 10 which are formed around the insertion groove 8. A through-hole 9 is formed below the bolt holes 10. When an electric lock 16 is attached to a gate door body 15, wiring 17 connected to the electric lock 16 is led around from the lower side of the elbow end 3, and is inserted into the through-hole 9 so as to introduce the wiring into the indoor. With this arrangement, the wiring 7 is prevented from being exposed, thereby it is possible to make the external appearance satisfactory.
Patent JP-H04265533-A (JP)
Title: Optical waveguide recording medium reproducing device
Inventor: TANNO NAOHIRO
IPC: G11B7/125
Filed: 1991-02-19
Abstract: PURPOSE:To reduce the size of the reproducing optical system of an optical waveguide recording medium reproducing device by using an SLD (superluminescent diode) provided with an active area having an outgoing light end face and with a diffraction grid which is arranged on the side facing the outgoing end face of the active area and the intervals of which are gradually increased as a light source. CONSTITUTION:In the optical system reading recorded information out of an optical waveguide recording medium 1 and reproducing it, a diffraction grid 11 whose pitch is demodulated to the other end than a laser emitting end face 10 of an SLD35 of the light source is provided to modulate the frequency of emitting light and to shift the phase between the respective frequency bands. By providing the diffraction grid 11 whose pitch is demodulated to the side other than the light emitting end face 10 of the SLD35, the frequency of the emitting light can be superimposed to allow the delay of a group speed to be caused between the light of the respective oscillated frequencies.
Patent JP-H11222141-A (JP)
Title: Rack and pinion type steering device
Inventor: TAKEUCHI NAOYUKI
IPC: B62D3/12
Filed: 1998-02-05
Abstract: PROBLEM TO BE SOLVED: To provide a rack and pinion type steering device to simplify struc ture, eliminate a need for strict management, and to prevent the generation of uncomfortable noise during running of an automobile. SOLUTION: A rack and pinion type steering device 10 fundamentally comprises a pinion shaft 56 to have a pinion 71 arranged at a pinion case 55 and be rotatably held; a rack shaft 61 having a rack 72 engaged with the pinion 71 of the pinion shaft 56; a plunger 5 to slidably press a rack shaft 61 in the pinion case 55; and a spring 63 to press the plunger 5 against the rack shaft 61. The plunger 5 forms division structure consisting of a plug 1 movable in the expansion direction of the spring 63; and a plurality of pistons 4 movable approximately in an orthogonal direction to a direction in which the plug 1 is movable.
Patent JP-S56122129-A (JP)
Title: Manufacture of semiconductor device
Inventor: KUROKI YUKINORI
IPC: H01L21/3065
Filed: 1980-02-28
Abstract: PURPOSE:To remove a defective surface layer of a semiconductor, device by dry etching a nitride or oxide film on an Si substrate with gas containing C, F or Cl, and treating the exposed substrate with O2 gas plasma containing fluorocarbon chloride gas. CONSTITUTION:A silicon nitride film or a silicon oxide film formed on an Si substrate is so etched as to expose the Si substrate by a dry etching technique such as a parallel flat plate type plasma etching, a reactive spatter etching, a reactive ion shower etching or the like using fluorocarbon chloride gas such as CF4+H2, CHF3, C2F6, C3F8, C4F8, CClF3+H2 or the like. Thereafter, it is surface treated in oxygen plasma gas containing 10mol% of fluorocarbon chloride gas at maximum. Thus, the defective layer of the Si substrate caused by the dry etching process can be removed, and the electic properties of the device thus manufactured can be improved.
Patent JP-H02207151-A (JP)
Title: Operating cylinder number variable engine
Inventor: SONO HIROSHI
IPC: F02D13/06
Filed: 1989-02-03
Abstract: PURPOSE:To reduce the work quantity and friction loss and power loss during operation by automatically switching a valve system cam to a low-lift low-speed cam when part of cylinders are rested at the time of low speed and low load. CONSTITUTION:In a four-cylinder engine constituted of ordinarily used cylinders #1 and #4 and rested cylinders #2 and #3 rested at the time of low speed or the like, suction valves No1s-No8s and exhaust valves No1e-No8e are provided in pair on individual cylinders, the first and second suction valves of each cylinder are lifted or lowered with the same high lift by a lift switching device at the time of high speed, on the other hand, they can be lifted or lowered with different low lifts at the time of low speed. A passage switching device 10 constituted of selector valves 13 and 14 is provided on suction paths communicated to the first suction valves of cylinders #2 and #3 rested by the stoppage of fuel injection at the time of low speed to introduce the atmospheric air to these cylinders and prevent pumping loss.
Patent JP-2000222887-A (JP)
Title: Method for updating data of memory
Inventor: TANAKA TORU
IPC: G11C16/02
Filed: 1999-02-02
Abstract: PROBLEM TO BE SOLVED: To obtain a method for updating data of a memory capable of resetting number-of-times data of a memory block to be updated even when the number-of-times data during saving due to occurrence of a trouble on the external hardware side is erased after the block data are erased. SOLUTION: This method for updating data of a memory comprises the step of individually updating data every blocks in the memory 1 divided into a plurality of memory blocks 2. Then, this method further comprises the steps of providing number-of-times data areas 5 each for storing the number-of-times data indicating numbers of data updating every blocks in the plurality of the blocks, and backing up the number-of-times data of the data updating block by using the number-of-times data of another memory block.
Patent JP-H04252314-A (JP)
Title: Operating speed deciding system for information processor
Inventor: IGA KAZUHISA
IPC: G06F1/32
Filed: 1991-01-28
Abstract: PURPOSE:To always set an operating speed in accordance with the environment of a working power supply by providing a frequency selection circuit which selects an operating speed according to the type of the power supply. CONSTITUTION:A frequency selection circuit which selects and decides an operating frequency consists of a dividing circuit 5 which generates a low speed clock signal 8 and a high speed clock signal 9 by dividing a basic clock signal 7 and a selector circuit 4 which selects the signal 8 or 9 with reception of a power voltage deciding signal 11. When an AC is inputted to a power supply 1, the signal 11 has a high level end an operating clock signal 10 has the same frequency as the signal 9. Meanwhile the signal 11 has a low level and the signal 10 has the same frequency as the signal 8 with a battery power supply 15.
Patent JP-H05224152-A (JP)
Title: Optical isolator
Inventor: SAITO JUNJI
IPC: G02B27/28
Filed: 1992-02-12
Abstract: PURPOSE:To provide the polarized light independent type optical isolator which has high isolation over a wide temperature range. CONSTITUTION:This optical isolator is arranged with 1st, 2nd, and 3rd double refraction flat plates 3A, 3B, 3C and 3D, and with Faraday rotators 4A and 4B between the 1st and 2nd, and 3rd and 4th double refraction flat plates. The separation width ratio of the ordinary and extraordinary light beams of the 1st-4th double refraction flat plates 3A-3D is set to 1:2<1/2>:2<1/2>:1. Therefore, the optical isolator which has the high isolation over the wide temperature range and has low insertion loss is provided. This optical isolator can be reduced in size to almost the same size as usual.
Patent JP-S55116752-A (JP)
Title: Resin composition containing wood flour
Inventor: MORISHITA SADAO
IPC: C08L97/00
Filed: 1979-03-05
Abstract: PURPOSE: To prepare the title composition having high neutralizing efficiency, economically, by adding a urea-formaldehyde resin prepolymer to a mixture of wood flour and a thermoplastic resin, and heating and compressing the composition in a mold.  
     CONSTITUTION: A composition composed of (A) 10W60pts.wt. of wood flour (e.g. scraps of hard-board), (B) 40W90pts.wt. of a thermoplastic resin (e.g. an olefin resin such as polypropylene, a vinyl resin such as vinyl acetate resin, or their mixture), and (C) 0.01W0.6pts.wt. of a urea-formaldehyde resin prepolymer, is pressed in a mold of an injection molding machine at 220W230°C. The preferable weight ratio of (A) to (B) is 1 to 1. The organic acids generated by the heat decomposition of the component (A) is neutralized with the component (C), and the heat-decomposition product is condensed to form a part of the composition. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H06310447-A (JP)
Title: Apparatus and method for monitoring distance between reaction sustaining electrodes in reaction chamber
Inventor: TEINA JIEEN KOTSUTSURAA
IPC: C23C16/52
Filed: 1994-02-23
Abstract: PURPOSE: To monitor the spacing between electrode plates in a semiconductor wafer reaction chamber, without entering this chamber by handling as a parallel plate capacitor parallel electrode plates disposed in a plasma enhanced chemical vapor deposition chamber. CONSTITUTION: In a semiconductor wafer reaction chamber 11 of a plasma enhanced chemical vapor deposition chamber a pair of electrode plates 16, 17 are disposed and used as capacitor electrodes. A capacitance meter 14 is connected between these plates 16, 17 through connection wires 12, 13 to measure the capacitance C between them. According to a preset calibration curve, it is converted into the spacing between the electrode plates 16, 17, as the capacitance between the two parallel electrode plates 16, 11 is inversely proportional to their spacing. Thus the spacing between the electrode plates in the semiconductor wafer reaction chamber can be monitored, without entering this chamber.
Patent JP-S62184264-A (JP)
Title: Speed change control of automatic transmission for vehicle
Inventor: YASUE HIDEKI
IPC: B60W10/11
Filed: 1986-02-07
Abstract: PURPOSE:To prevent the occurrence of a shift shock and a time lag, by setting up speeds with only the speed change of one of the first speed change gears or the second speed change gears by a manual shift register. CONSTITUTION:When a manual shift range is a travelling range, speeds are once set for a higher speed than the lowest velocity speed with the speed change of one of main speed change gears 8a or sub speed change gears 8b. With this construction, when the manual shift range is changed from a neutral range to the travelling range, the occurrence of a big shift shock and a time lag can be prevented.
Patent JP-S55117740-A (JP)
Title: Manufacture of magnetic recording medium
Inventor: ITOU KENICHI
IPC: G11B5/84
Filed: 1979-03-05
Abstract: PURPOSE: To obtain a magnetic disk which is superior in resistance to wear and in surface lubricity by making the surface of a magnetic coating porous by making holes in the coating through irradiation with a laser beam, and then by impregrating the holes with a liquid lubricant.  
     CONSTITUTION: While disk 1 with coating 2 is turned, coating surface 2 is irradiated with laser pulses of adequate beam diameter from laser generator 4 by way of mirror 5 and lens 6. Then, mirror 5 and lens 6 are moved in the radius direction of disk 1 to make holes 3 of approximately 0.5W10μ convering the entire coating surface 2. Impregrating this gap part with a liquid lubricant, the lubricant stays in holes 3 and is supplied onto coating surface 2 at any time, so that the coating will improve in resistance to wear and lubricity. The depth of each hole 3 is approximately 0.05W0.2μ, and its size approximately 2μ, exerting no influence on a bit error and noise. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S61186008-A (JP)
Title: Optical signal detecting circuit
Inventor: MORI KUNITAKA
IPC: H03F3/08
Filed: 1985-02-13
Abstract: PURPOSE:To eliminate the effect of a common mode noise mixed in a signal detection system by connecting the same load of the cathode side of a photodiode as that of the anode side and applying two voltages with the same amplitude and opposite phase to a differential amplifier. CONSTITUTION:Load resistors 5, 6 are connected to the anode and cathode of the photodiode 4 and the differential amplifier 7 is connected across the photodiode 4. When the light is incident on the diode 4, a current proportional to the quantity of light flows to the diode 4 and two voltages having the same amplitude and opposite phase are produced at points A and B. The voltage are fed to the differential amplifier 7. A noise generated near signal lines 8, 8' is the same amplitude and in phase at input terminals A', B' of the amplifier 7, then the noise does not appear at the output side.
Patent JP-S59151408-A (JP)
Title: Rotary transformer
Inventor: KAWAZOE KEIJI
IPC: G11B5/02
Filed: 1983-02-17
Abstract: PURPOSE:To contrive the reduction of fraction defective and to improve the productivity by simplifying winding of coil and processing of rotor by forming the stepped parts plural tiers on inside surface of the rotor. CONSTITUTION:The rotor 10 of a rotary transformer, which is used for transmitting recording and reproduction signals of VTR cylinder, is formed as a hollow cylinder and plural tiers of stepped parts are formed on the inside surface of it. Winding of rotor coil 12 is performed outside by automated means, and said coil is inserted into said stepped parts. On the periphery of a stator 9 facing to the rotor 10, grooves corresponding to the steps of the rotor 10 are formed, a stator coil 11 and a short ring 13 are held in those grooves. Winding of the coils 11 and 12 is simplified by automation and processing of the rotor 10 is facilitated, thereby preventing the production of defectives and improving the productivity.
Patent JP-2000221960-A (JP)
Title: Overlay device
Inventor: ASAMURA YOSHINORI
IPC: G09G5/377
Filed: 1999-02-03
Abstract: PROBLEM TO BE SOLVED: To provide an overlay device capable of preventing the disappearance of a mouse pointer formed of a specified color, or the like, even in the case where a pallet for overlay is not prepared on a base image by outputting the enlarged or contracted image signal in the case where pallet color within an area is out of the range of set value. SOLUTION: An area discriminating circuit 33 previously sets the size and positional information of an overlay pallet. In the case where the area discriminating circuit 33 discriminates the overlay pallet within the range and where a selector circuit 32 outputs '1', a control circuit 12 outputs '1' to the selector circuit 32, and in other case, the control circuit 12 outputs '0' to the selector circuit 32. Namely, in the case of a chroma-key mode, the control circuit 12 performs the overlay when the pallet color exists within the range of the chroma-key. On the other hand, in the case of an opposite chroma-key mode, the control circuit 12 controls so that the overlay is not performed when the pallet color exists within the range of the chroma-key.
Patent JP-S59151476-A (JP)
Title: Photoelectric conversion element
Inventor: ITOU HISAO
IPC: H01L31/06
Filed: 1983-02-18
Abstract: PURPOSE:To obtain high energy converion efficiency by forming a Schottky junction surface between a transparent electrode and amorphous Si as the lower layer of the electrode. CONSTITUTION:A solar cell is constituted by a chromium thin-film 2 formed on a ceramic substrate 1, an amorphos silicon hydride film 3 shaped on the film 2 and an indium tin oxide film 4 formed on the film 3, and the film 3 and the film 4 form a Schottky junction surface. Consequently, high photoelectric conversion-efficiency can be obtained. Excellent conversion characteristics can be acquired even when employing tin oxide or cadmium indium oxide in place of a use as a transparent electrode of indium tin oxide. N Type amorphous silicon or P type one besides I-type one is also effective regarding amorphous silicon.
Patent JP-2000222947-A (JP)
Title: Improved weatherproof coated electric wire
Inventor: ISHIOKA MITSUGI
IPC: C08L23/00
Filed: 1999-02-03
Abstract: PROBLEM TO BE SOLVED: To maintain weatherproof characteristic for a long time without adding carbon black by blending the copolymer of ethylene and 4- acryloiloxiy-2,2,6,6-tetra methyl piperidine(AOTMP) in polyolefin so that a specified wt.% of AOTMP unit is included in relation to the whole of the resin composition. SOLUTION: As a polyolefin, polyethylene and polypropylene group resin to be obtained by various catalyst and polymerization is desirable. As a copolymer of ethylene and 4-acryloiloxiy-2,2,6,6-tetra methyl piperidine(AOTMP), ethylene copolymer composed of ethylene and the vinyl compound having hindered amine group in a side chain is used, and this copolymer has excellent weatherproof characteristic. Concentration of the AOTMP unit among the polyolefin resin composition is set at 0.01-0.5 wt.%, desirably at 0.01-0.4 wt.%, and more desirably at 0.01-0.3 wt.%. Various additive and auxiliary material component to be required for coated electric wire can be added to this composition.
Patent JP-H11222730-A (JP)
Title: Polyester-based anti-electrostatic conjugate fiber
Inventor: KANNO KOUJI
IPC: D01F6/92
Filed: 1998-02-06
Abstract: PROBLEM TO BE SOLVED: To obtain a polypropylene terephthalate fiber having a soft feeling of touch and anti-electrostatic property and excellent in stretchability and elastic recovery and suitable for uses for sports wears and carpets. SOLUTION: This conjugate polyester fiber comprises a core section of a mixture obtained by blending a polyoxyethylene-based polyether with a polypropylene terephthalate in the ratio of 0.5 to 10 wt.% based on the whole fiber and a sheath section of polypropylene terephthalate, wherein a residual ductility is <=60%, a young modulus is <=35 g/d and a stretch elastic recovery factor is >=80% when stretched in the ratio of 10%.
Patent JP-S54118176-A (JP)
Title: Semiconductor device
Inventor: SHIKANAKA TOSHIYUKI
IPC: H01L21/331
Filed: 1978-03-06
Abstract: PURPOSE:To scrape off the edges where each side surface crosses the upper or lower surface of the semiconductor element to reduce the flat part of the side surface, and thus to facilitate an easy insertion of the element into a thin and deep container. CONSTITUTION:Semiconductor substrate 6 is scraped off for its edges where the upper and lower surfaces plus the side surfaces cross each other with 45 angle when the substrate is isolated with use of  the grindstone. This shape features a small side area, and thus the semiconductor element becomes very unsteady when it is erected horizontally. Accordingly, the element erected horizontally is reversed with appropriate vibrations given to thin and deep container 10 and then to secure the steady normal state to be pakaged into the container quickly.