baber/WOPTO huggingface dataset:
Patent JP-2002094479-A (JP)
Title: Multi-carrier communication device and peak power suppression method
Inventor: SUMASU ATSUSHI
IPC: H04J11/00
Filed: 2000-09-21
Abstract: PROBLEM TO BE SOLVED: To suppress the peak voltage of a signal using a simple device configuration, without deteriorating the transmission characteristics or causing increase in a device size. SOLUTION: After digital modulation at a digital modulation section 101, each OFDM symbol (first OFDM symbol group), that is subjected to parallel conversion by an S/P conversion section 102, is outputted to a mapping section 103; an OFDM symbol space is expanded with an OFDM symbol, that is superposed to a predetermined number of sub carriers as '0' out of a plurality of sub carriers where the first OFDM symbol group is superposed; the same number of OFDM symbols as the number of the first OFDM symbol groups is selected in the order of small peak power from the symbol pattern of the space; the first OFDM symbol group is associated with the selected OFDM symbol; the associated, selected OFDM symbol is outputted, and the selected OFDM symbol is subjected to inverse fast-Fourier transformation at an IFFT section 104, prior to transmission.
Patent JP-2001277769-A (JP)
Title: Ring binder
Inventor: TO CHUN YUEN
IPC: B42F13/22
Filed: 2000-09-22
Abstract: PROBLEM TO BE SOLVED: To provide an improved ring binder. SOLUTION: The ring binder (10) has an upper plate (12) supporting a pair of freely rotatable plate pieces (26). A plurality of ring members (28) are fixed to the plate pieces (26) so that the ring members (28) engage with corresponding holes in a sheet material retained by the ring binder (10). Actuating levers (30) are arranged on the end parts of the upper plate (12) so that the plate pieces (26) are moved to open/close the ring members (28). Each of the actuating levers (30) has an opening through which a cushioning member (50) is received. This cushioning member (50) imparts an improved touch to the actuating levers (30) so that the levers ensuring their comfortable operation are manufactured. Further, the cushioning member (50) minimizes the adverse feedback effect of an unpleasant impact force to be generated by the snap action of the ring when it is opened/closed.
Patent JP-2002096367-A (JP)
Title: Heating cylinder for injection molding machine
Inventor: ISHIKAWA KENJI
IPC: B29C45/74
Filed: 2000-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a heating cylinder for an injection molding machine in which when accompanied with using the heating cylinder for a long time, the inner wall of the heating cylinder is worn and the heating cylinder is exchanged, it is enough that only a heating head is exchanged and expenditure for the work can be reduced and the work for exchange is easily performed and even when a resin material is solidified in the heating cylinder, unnecessary articles can be removed. SOLUTION: In the heating cylinder 1 for the injection molding machine constituted of a heating cylinder being separable to a heating cylinder main body 2 and the heating cylinder head 3, the connecting part on the heating cylinder side of the heating cylinder head 3 is a long cylinder 12 with a ratio of the cylindrical inner diameter to the length in the connecting direction of approximately 1 versus 16 and a male screw channel 13 is cut at the apex of the outside wall of the long cylinder 12 and a female screw channel corresponding to the male screw channel 13 is cut on the inside wall of a receiving cylinder 14 into which the long cylinder 12 on the heating cylinder side of the heating cylinder main body 2 is correspondingly inserted and screw-fixed and for the heating cylinder 1,  the long cylinder 12 of the heating cylinder head 3 is inserted into the receiving cylinder of the heating cylinder main body 2 and the male screw channel 13 of the heating cylinder heat 3 is screw-fixed with the female screw channel 15 of the heating cylinder main body 2.
Patent JP-2001147810-A (JP)
Title: Microcomputer/floating point processing interface and its method
Inventor: GEARTY MARGARET ROSE
IPC: G06F9/38
Filed: 2000-09-26
Abstract: PROBLEM TO BE SOLVED: To improve performance such as processing capability by closely synchronizing both arithmetic operations. SOLUTION: In a computer system having a CPU execution pipe line 160 equipped with a central processing unit (CPU) decoder pipe stage and an FPU execution pipe line 162 equipped with a floating point unit (FPU) decoder pipe stage, a first instruction is transmitted to a CPU decoder pipe stage (a), the first instruction is transmitted to an FPU decoder pipe stage (b), a signal indicating that the first instruction is accepted by the CPU decoder pipe stage is generated (c), a signal indicating that the first instruction is accepted by an FPU decoder pipe stage is generated (d), a second instruction is transmitted to a CPU decoder pipe stage in response to the step d (e), and the second instruction is transmitted to an FPU decoder pipe stage in response to the step c. Corresponding devices are also provided.
Patent JP-2001114209-A (JP)
Title: Method and device for packaging bar-like article in tobacco processing industry
Inventor: GROSSMANN JUERGEN
IPC: B65B19/22
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for packaging bar-like articles in tobacco processing industry by using a packaging apparatus. SOLUTION: In a stopping time phase of a first drive mechanism and after the stopping thereof, regions C, D in a packaging device are at least partially driven by sedond drive mechanisms 125, 126 which are in operation or to be operated. The device for this method is provided with at least one of the second drive mechanisms 125, 126 and, when operation in at least one of the regions C, D in the packaging device is stopped, the regions C, D are so mechanically constituted as to be at least partly operated by the second drive mechanisms in a shock absorbing state of, a stopping state of, or a starting state of the first drive mechanism.
Patent JP-2002103163-A (JP)
Title: Control system for carrying device
Inventor: SUGIURA TAKAAKI
IPC: B23Q7/14
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To solve the problems in a continuous operation, wherein the time when a y-axis starts to move relatively to a moving x-axis is uniquely determined by the rise times of respective accelerations of the x- and y-axes to preclude the degree of freedom in radius locus generation and to lengthen a cycle time, and in teaching wherein the teaching should be repeated several times due to different radius locus generating command values between in teaching and in continuous operation to degrade working efficiency. SOLUTION: A command system is adopted wherein the y-axis can be operated from a set free position, under a positional condition set in the y-axis starting condition card at the starting time of the stopped y-axis to move relatively to a moving x-axis, which attains the first purpose. This means can equalize the radius locus generating command values in the teaching as well as in the continuous operation, which attains the second purpose.
Patent JP-2002105539-A (JP)
Title: Method for producing b-containing austenitic stainless steel sheet
Inventor: HIRAIDE NOBUHIKO
IPC: C21D9/46
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a B-containing austenitic stainless steel sheet having high neutron absorbing capability, further good in ductility and toughness and suitable for a nuclear fuel transporting vessel, a used nuclear fuel storing rack, or the like. SOLUTION: An austenitic stainless steel slab containing, by mass, <=0.08% C, <=1% Si, <=2% Mn, 16 to 25% Cr, 7 to 15% Ni, 0.1 to 1.5% Mo, 0.3 to 1.5% B, 0.005 to 0.3% sol.Al and <=0.05% N, and the balance Fe with impurities is subjected to cold rolling at the total draft of 5 to 30%, is thereafter heated at 1,050 to 1,200 deg.C and is subjected to hot rolling at the total draft of >=30%.
Patent JP-2002104635-A (JP)
Title: Method for controlling pressure on hot water storage facilities in rock and hot water storage facilities in rock
Inventor: KUMASAKA HIROO
IPC: B65D88/76
Filed: 2000-09-27
Abstract: PROBLEM TO BE SOLVED: To improve stability of rock around the storage tank of hot water storage facilities in the rock. SOLUTION: Internal pressure on a storage tank is maintained at a given pressure by effecting such circulation that a part of steam S generated from hot water is pressurized and returned in the storage tank when not water 4 from the storage tank 1 is discharged. In case of hot water being stored in the storage tank, steam is pressurized and injected with a pressure in hot water in the storage tank and steam is extracted from the storage tank and pressurized and returned to the storage tank to effect circulation through which a pressure is controlled.  Rock hot water storage facility comprises a compressor 2 to pressurize and inject steam in hot water in the storage tank; a first circulation route R1 where steam in the storage tank is pressurized by the compressor and returned to the storage tank; a steam generator 7 to take out hot water from the storage tank to generate steam; and a second circulation route R2 where a part of steam from the steam generator is pressurized by the compressor and returned to the storage tank.
Patent JP-2002106344-A (JP)
Title: Exhaust part
Inventor: ITO KENJI
IPC: C22C37/04
Filed: 2000-09-28
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust part formed that casting members having different substrate structure phases are integrally joined together by friction welding. SOLUTION: When a use is effected in a state that the peak value of an exhaust gas temperature is 950 deg.C or less or the peak value of a metal temperature is 900 deg.C or less, even when casting members have a different substrate structure phase, by effecting joining by friction welding, the occurrence of a crack of a joint is suppressed, and the area rate of chill of a joint can be suppressed to 5% or below. This constitution provides a low cost exhaust part without reducing oxidation resistance and thermal resistance at the high temperature of the joint.
Patent JP-2002105205-A (JP)
Title: Porous film composed of organic silicone compound and method for producing the same
Inventor: OGI KATSUMI
IPC: C08G77/44
Filed: 2000-09-29
Abstract: PROBLEM TO BE SOLVED: To obtain a porous film free from cracks, having a low dielectric constant of 1.5-2.5. SOLUTION: The porous film composed of an organic silicone compound has pores having an average pore size of 0.1-100 nm, has a polygonal structure containing a perfluoroalkyl group, and has the dielectric constant of 1.5-2.5. This porous film is produced by the following processes: A liquid dispersion is prepared by mixing an organic silicone compound with a solution of a pore- forming agent. The mixed dispersion is coated to a substrate and a coating film is formed thereon. The pore-forming agent is vaporized from or decomposed in the coating film, and thus the micro pores are formed. This porous film is also produced by the following process: A liquid dispersion is prepared by dispersing particulate pore-forming agents in the solution to which the organic silicone compound is added and mixed. The liquid dispersion is coated to the substrate and the coating film is formed thereon.  The substrate is heated and thus voids are formed.
Patent JP-2002110095-A (JP)
Title: Compact self-ballasted fluorescent lamp
Inventor: NISHIO KIYOSHI
IPC: F21Y103/37
Filed: 2000-09-29
Abstract: PROBLEM TO BE SOLVED: To provide compact self-ballasted fluorescent lamp provided with an arc tube inhibiting a generation of crack by making a deformation of a bent type glass bulb less. SOLUTION: The compact self-ballasted fluorescent lamp 10 has two straight parts 31a and a bent part 31b connected to the straight parts 31a, respectively. The fluorescent lamp has a plurality of glass bulbs 31, 31, 31 bent and formed to a U letter shape such that a relationship of an outer thickness t1 and an inner thickness t2 of the bent part 31b satisfies 1/3<=t1/t2<=1. The fluorescent lamp is provided with an arc tube 18 in which a discharge passage is formed by connecting a plurality of glass bulbs 31, 31, 31 each other through a communication tube 32; a cover 14 to which the arc tube 18 is mounted and which has a base 12; and a lighting circuit 16 stored in this cover.
Patent JP-2002108075-A (JP)
Title: Image forming device
Inventor: ABE NOBUMASA
IPC: G03G15/05
Filed: 2000-10-02
Abstract: PROBLEM TO BE SOLVED: To prevent a writing failure of an electrostatic latent image generated by that toner leaked from an end part seal of a cleaning device is stuck to a writing electrode. SOLUTION: In an image forming device forming the electrostatic latent image on an image carrier by an electrifying writing device 3 provided with a multiple number of writing electrodes 3b that are arranged in contact with or in a close proximity of the image carrier along an axial direction of the image carrier 2, the abutting width L1 of the electrifying writing device on the image carrier is made to be within the abutting width L2 of the cleaning means 7a on the image carrier.
Patent JP-2002103242-A (JP)
Title: Socket wrench
Inventor: SAGARA SATORU
IPC: B25B13/10
Filed: 2000-10-03
Abstract: PROBLEM TO BE SOLVED: To provide a socket wrench for screwing and unscrewing a bolt and a nut by engaging the wrench with the bolt and rotating it, wherein the bolt having a bolt-head of different outer diameters and a nut in a socket portion 1 can be screwed and unscrewed. SOLUTION: This socket wrench comprises a handle, a first socket part held by the handle, a second socket part held by the first socket part and having a first polygon hole with a polygon section and opening downward, and an engaging part engaging with the first polygon hole, having a second polygon hole with a polygon section, passing through almost the center of the first polygon hole, movable in a given range upward and downward in the first polygon hole.
Patent JP-2002111635-A (JP)
Title: Method for efficient error detection and synchronization of digital audio and video information
Inventor: PEI YEN CHIA
IPC: H04N19/67
Filed: 2000-10-03
Abstract: PROBLEM TO BE SOLVED: To provide a method in which the representation of audio and video information is synchronized when a more precise system clock or a higher- resolution hardware clock lacks. SOLUTION: The detection of an index (sync-word) in one stream is executed by using a bit-aligned clock, and a more precise and accurate clock mechanism is created. A predefined table is used to detect an index inside a two-word boundary. When the index is detected so as to detect a bit shift, all succeeding data inside the same packet are shifted by the same bit number as the shift of the index. A system time clock(STC) is generated on the basis of the arrival of time stamp information.
Patent JP-2002110726-A (JP)
Title: Semiconductor device and manufacturing method
Inventor: TAGO MASAKI
IPC: H01L21/60
Filed: 2000-10-04
Abstract: PROBLEM TO BE SOLVED: To prevent structural changes which changes a soft jointing material to an intermetallic compound layer by diffusion, and to prevent lowering of reliability due to defects of segregation or the like for occurrence by diffusion in a high-temperature environment or a temperature cycle environment, during assembly or in practical use in a flip-chip assembly of a semiconductor chip. SOLUTION: In this semiconductor device, an electrode 2 on the semiconductor chip 1 and the electrode 2 on a substrate 4 are electrically connected so as to mutually face, and the electrode 2 on the semiconductor chip 1 and the electrode 2 on the substrate 4 are jointed via a metal compound layer 5, formed from a desired electrode material and the jointing material 3.
Patent JP-2001191395-A (JP)
Title: Extrusion-molded article and its manufacturing method
Inventor: ANDO YUKIMASA
IPC: B29C48/21
Filed: 2000-10-10
Abstract: PROBLEM TO BE SOLVED: To provide an extrusion-molded article and its manufacturing method wherein a resin leakage is prevented form occurring in a molding die, and the extrusion-molded article of a desired shape can be manufactured. SOLUTION: A hard resin material and a soft resin material are respectively fed to individual extruders 41 and 42, and they are fed to the molding die 44 from respective extruders. Then, from the opening 440 of the molding die, the hard resin material and the soft resin material are simultaneously or alternately extruded, and this long-sized extrusion-molded article having a hard-soft gradual changing section wherein the ratio of a cross sectional area of the soft section and a cross sectional area of the hard section changes, is manufactured. When the hard-soft gradual changing section is molded, the screw revolution speed of the extruder is gradually increased/decreased, and the ratio of the extrusion amounts of the soft resin material and the hard resin material from the molding die is changed.  A cooling blower may be applied to a soft large volume section only, and a taking over speed from right after the soft large volume section is extruded until the shape is stabilized may be retarded.
Patent JP-2002116549-A (JP)
Title: Original plate for planographic printing plate and method for producing the same
Inventor: TOMITA TADAFUMI
IPC: G03F7/039
Filed: 2000-10-10
Abstract: PROBLEM TO BE SOLVED: To provide an original plate for a planographic printing plate which does not cause the problem that pollutants in the air are adsorbed and stain- proofing property deteriorates with age when allowed to stand in a room for several hours to several days and has high sensitivity and to provide a method for producing the original plate. SOLUTION: The original plate has a photosensitive layer containing a high molecular compound whose alkali solubility is varied by heat and a material which absorbs light and generates heat on a base with a coating layer containing an inorganic fluorine compound and a phosphorus compound on the surface of an aluminum-base metallic sheet. The original plate is produced by anodically oxidizing the metallic sheet, treating it with an aqueous solution containing the inorganic fluorine compound and the phosphorus compound and forming the photosensitive layer on the treated metallic sheet.
Patent JP-2002122352-A (JP)
Title: Water heater
Inventor: MIWA SEIJI
IPC: F24H7/02
Filed: 2000-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a water heater showing a small fluctuation of temperature of discharged hot water in an initial stage of starting discharging hot water supply at the time of an intermittent use and an initial stage of starting discharging hot water supply after a long unused time. SOLUTION: The water heater A has temperature sensors 61, 62 and 63 for deriving quantity of heat of hot water residing in a hot water passage 22 provided in the hot water passage 22 of a heat exchanger 2. In the initial stage of starting the hot water supply, a temperature control valve 42 is subjected to a feed forward control effected by a control circuit 5 to such a flow rate as to regulate temperature T3 of discharged hot water to a set hot water temperature Ts on the basis of the derived quantity of the heat and temperature T2i of feed water.  An initial stage rotational speed of a pump 31 is subjected to a feed forward control to obtain such a circulation flow rate as to regulate temperature T2o of hot water after the heat exchanger to a target temperature T2s after the heat exchanger (=set hot water temperature Ts+predetermined temperature α) on the basis of the temperature T3 of the feed water and temperature T1i of a fluid for heat storage.
Patent JP-2002124532-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: TANAKA TORU
IPC: H01L21/60
Filed: 2000-10-17
Abstract: PROBLEM TO BE SOLVED: To realize sure connection of a gold wire and a gold bump in a semiconductor chip having a copper pad. SOLUTION: This semiconductor device is provided with the copper pad 10 formed on a surface of the semiconductor chip 1, a film of solder 12 formed on a surface of the copper pad 10, and the gold wire which is electrically connected with the copper pad 10 via the film of the solder 12. This melted for manufacturing the semiconductor device is provided with a process for spreading flux 11 on a surface of the copper pad 10 formed on the semiconductor chip 1, a process wherein solvent of the flux 11 spread on the surface of the copper pad 10 is heated and vaporized and the surface of the copper pad 10 is coated with the film of the solder 12, and a process wherein the gold wire is fixed by pressure via the film of the solder 12 and is electrically connected with the copper pad 10.
Patent JP-2002130343-A (JP)
Title: Brake band, method for manufacturing thereof, and adhesion fixture for brake band manufacture
Inventor: USHIO HIROYUKI
IPC: F16D69/00
Filed: 2000-10-18
Abstract: PROBLEM TO BE SOLVED: To improve durability of a lining even in case when materials of high porosity are used. SOLUTION: A brake band 10 which is used for braking or releasing of a cylindrical clutch drum of an automatic transmission comprises an annular strap and a lining 13. The lining 13 is fixed on the inside face of the strap 12 and is provided with an oil groove 13a extending in circumferential direction. At least a part (20A) of the periphery of the oil groove 13a of the lining 13 has a higher density than the other part.
Patent JP-2001186823-A (JP)
Title: Drip-watering device and facility
Inventor: KURODA TETSUO
IPC: A01G25/02
Filed: 2000-10-18
Abstract: PROBLEM TO BE SOLVED: To provide a profitable, compact and simple watering device which can accurately and evenly supply a culture solution to plants in fine quantities, and to provide a facility. SOLUTION: This drip-watering device for supplying a culture solution to the roots of cultured plants to culture the plants, characterized by disposing a culture solution inflow port and branch pipes which communicate with the culture solution inflow port and have a plurality of branch outlets, connecting flexible hoses to the branch outlets, respectively, disposing the middle portions of the flexible hoses at high positions which can reduce the irregularity of supplied solution volumes at the culture solution-releasing ports of the hoses within ±15% of an average value obtained by dividing the supplied water quantity of the culture solution inflow ports by the number of the branch outlets and practically eliminating the irregularity, and equalizing the lifted heights of the flexible hoses.
Patent JP-2002135470-A (JP)
Title: Wireless communication unit, image signal reception method, and storage medium
Inventor: MACHINO HITOSHI
IPC: H04W92/08
Filed: 2000-10-18
Abstract: PROBLEM TO BE SOLVED: To provide a wireless communication unit that can receive an image signal in a state of connecting only an image output device to the wireless communication unit and that can properly be operated when no image output device is connected to the wireless communication unit. SOLUTION: The wireless communication unit such as a mobile phone connectable to the image output device such as a printer discriminates whether or not the image output device is connected to the wireless communication unit via an external interface when other station makes a call of image transmission to the wireless communication unit (YES in S401), and receives the image signal when the discrimination denotes that the image output device is connected to the wireless communication unit (YES in S403), and provides an output of the image signal to the image output device (S405, S405).