baber/WOPTO huggingface dataset:
Patent JP-2005251553-A (JP)
Title: Method of conducting lightning, and apparatus for it
Inventor: TORII TAKEO
IPC: H02H1/04
Filed: 2004-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new method of conducting a lightning with high conducting yield, by which lightning discharge can be conducted more certainly because the problems in a current rocket lightning conduction method or a current laser lightning conduction method are eliminated, and to provide an apparatus for realizing the method.  <P>SOLUTION: In the method for conducting the lightning, muons which are taken out from high energy protons or an electron accelerator and are collimated to form a muon beam, are irradiated to thundercloud for expediting ionization of air in the thundercloud to trigger the lightning discharge. The apparatus for conducting the lightning comprises : the high energy protons or the electron accelerator for taking out a proton beam or an electron beam ; a target which is made to emit π mesons by irradiating it with the proton beam or the electron beam which is taken out ; a collimation device which collimates the muons generated by disintegration of π mesons and an accelerating tube which accelerates the collimated muon beam and irradiates it to the thundercloud.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005247671-A (JP)
Title: Single crystal pulling apparatus
Inventor: MINAMI TOSHIRO
IPC: C30B15/04
Filed: 2004-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a single crystal pulling apparatus with which floating and scattering of a dopant on the surface of a silicon melt can be suppressed without requiring complicated operation, and the amount dissolving into the silicon melt is stabilized by compensating the evaporation amount of the dopant during growing a silicon single crystal.  <P>SOLUTION: The single crystal pulling apparatus is equipped with a shielding plate 4 which is arranged at an upper part of a crucible 2 and constituted so as to be movable in the vertical direction, a dopant vessel 5 placed at the inside of the shielding plate 4, and a dopant feeding tube 7 whose one end is located inside the dopant vessel 5 and the other end is introduced to the outside of the shielding plate 4. When the shielding plate 4 is moved downward and brought close to the silicon melt, the temperature of the dopant accommodated inside the dopant vessel 5 is raised, and the sublimated dopant is fed into the silicon melt from the other end of the dopant feeding tube 7.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005259188-A (JP)
Title: Optical disk apparatus and optical disk
Inventor: MASHITA TSUGUAKI
IPC: G11B20/18
Filed: 2004-03-09
Abstract: <P>PROBLEM TO BE SOLVED: To improve reliability of address information in an HD-DVD.  <P>SOLUTION: Data are recorded in both of a groove and a land in an optical disk 10 of the HD-DVD. a G track address group for groove only is formed in a groove track including a parity bit, a L track address group for land only is formed in a land track including a parity bit. Address information X is read out from the G track address group at the time of groove track trace, while address information Y is read out from also the L track address group. When even if the parity is coincident, relation of X=Y or X=Y+1 is not satisfied, the address information X is discriminated as an error.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005259190-A (JP)
Title: Magneto-optical recording medium
Inventor: TAMANOI TAKESHI
IPC: G11B11/105
Filed: 2004-03-09
Abstract: <P>PROBLEM TO BE SOLVED: To attain high reproducing resolution without an annealing treatment in a magneto-optical recording medium which is provided with a multi-layer magnetic material part comprising a recording layer, a reproducing layer, an intermediate layer which lies between the recording layer and the reproducing layer and changes an exchange coupling state between them, and which is also provided with a land part and a groove part usable as information tracks.  <P>SOLUTION: The magneto-optical recording medium X of this invention includes the multi-layer magnetic material part 10 comprising the recording medium 11, the intermediate layer 12, and the reproducing layer 13. The magnetic material part 10 includes relatively projecting land part 1, relatively saved groove part 2, and a boundary part 3 between them. The reproducing layer 13 has a multi-layer structure in which a 1st and 2nd material layers are alternately placed, and the 1st material layer in the land part and the groove part is thinner than the 1st material layer in the boundary part 3.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005236929-A (JP)
Title: Data transfer control device and electronic instrument
Inventor: SHIBATA YUKINARI
IPC: H03K19/00
Filed: 2004-03-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data transfer control device and an electronic instrument capable of realizing power-saving or the like.  <P>SOLUTION: The data transfer control device 10 includes: an OUT-transfer transmitter circuit 22 which transmits OUT data by driving a serial signal line; a clock-transfer transmitter circuit 24 which transmits a clock signal CLK by driving the serial signal line; a PLL circuit 12 which generates the clock signal CLK; and a power-down setting circuit 260 which sets a power-down mode. In a first power-down mode, the OUT-transfer transmitter circuit 22 is set to the power-down mode, and the clock-transfer transmitter circuit 24 is set to the power-down mode to stop a system clock signal of a target-side data transfer control device 30. In a second power-down mode, the OUT-transfer transmitter circuit 22 is set to the power-down mode without setting the clock-transfer transmitter circuit 24 to the power-down mode.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005260613-A (JP)
Title: Circuit interrupting device
Inventor: NOMOTO SHINICHI
IPC: H03K17/687
Filed: 2004-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a circuit interrupting device capable of realizing the miniaturization of the entire device including a circuit interrupting part while preventing the occurrence of arcs when an electric power system circuit is interrupted.  <P>SOLUTION: The circuit interrupting device 20 is provided with the circuit interrupter 22 for interrupting the electric power system circuit 21. The circuit interrupter 22 is constituted by including a nitride semiconductor device 23 for directly interrupting the electric power system circuit 21. GaN, AlN, and AlGaN or the like are suitably used as a material for the nitride semiconductor device 23. The circuit interrupter 22 is suitably used for interrupting the electric power system circuit for power and the electric power system circuit for an electric automobile.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004281040-A (JP)
Title: Frequency error detection device and detection method based on histogram data of input signal
Inventor: LEE JAE-WOOK
IPC: G11B20/14
Filed: 2004-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a frequency error detection device and a detection method based on the histogram data of an input signal.  <P>SOLUTION: In the frequency error detection device and the detection method based on histogram data of an input signal, a cycle signal is used in addition to a synchronization signal, and time required for the frequency error detection and accuracy of a frequency error value (FE) is automatically controlled in a selective manner as required by a system. The device and the method reduce the time required for the frequency error detection, and improve the detected frequency error value (FE).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005259019-A (JP)
Title: Apparatus, method and program for display, program recording medium, and image processor
Inventor: HIBINO TAKESHI
IPC: G06F3/0484
Filed: 2004-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To independently switch display of each divided area, which composes a display area, to an initial screen.  <P>SOLUTION: If a display device operation detection part 15 detects that an operator operates a display device 12 and a coordinate data acquisition part 14 acquires coordinates that indicate an operation position on the display area of the display device 12, an autoclear control part 13 sets autoclear time and starts timer count-down through an autoclear conroller, which is one selected from a first autoclear controller 19 and a second autoclear controller 20 corresponding to the acquired coordinates, independently from other autoclear controllers. Then, if a count time reaches the autoclear time, the autoclear control part 13 instructs clear of displayed images to corresponding display controller part. Thereby, if one divided display area is operated by an operator and non-operation time for the other divided display area continues for the autoclear time, the non-operated display area is automatically switched to an initial screen.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005259028-A (JP)
Title: User device, program for user device, authentication system and program
Inventor: TAKEHARA AKIRA
IPC: G06F21/00
Filed: 2004-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To use a program which a user already holds and to detect update of a key of the program provider side (signature device) even when the key of the program provider side (signature device) is updated regarding an authentication system consisting of the signature device and a user device which performs the program on the premise of authentication cooperated with the signature device.  <P>SOLUTION: The user device 1 and the signature device 3 perform the authentication based on an identification code using a common key KS. In identification code replacement processing (S13) of the user device 1, when the authentication by the key KS is successful, the identification code is replaced with an identification code by a key KU unique to the user device 1. In addition, authentication of the key KS is also performed using an identification code to the key KS itself.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005254430-A (JP)
Title: Manufacturing method of semiconductor device
Inventor: EDA KAZUO
IPC: B81B1/00
Filed: 2004-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a semiconductor device which does not drastically increase man-hour when a plurality kinds of through-holes having different opening widths are formed on a semiconductor substrate.  <P>SOLUTION: A recessed part 7 is formed on the one surface in the thickness direction of a main substrate 1 made of the semiconductor substrate having a comparatively large thickness dimension. Next, an opening part 8 is formed on an oxidized film 6a formed on the other surface in the thickness direction of the main substrate 1 to be used for a mask, and the through-holes 4a, 4b are formed by a reactive ion etching. The opening width of the opening part 8 is narrow at the portion relative to the recessed part 7, and wide at the other portion. Accordingly, the time when the wide width through-hole 4a passes through the main substrate 1 and the time required until the narrow width through-hole 4b arrives at the bottom surface of the recessed palace 7 can be nearly matched, and the formation of the wide width through-hole 4a and that of the narrow width through-hole 4b can be terminated almost simultaneously in one process.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005255123-A (JP)
Title: Supporting structure of window glass for automobile
Inventor: ISHIKAWA TAKESHI
IPC: B60J5/04
Filed: 2004-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a supporting structure of window glass for an automobile capable of suppressing the wind roar in running, enhancing the outside appearance, establishing a higher degree of flush surfacing of the automobile body, and facilitating the mounting work.  <P>SOLUTION: The rear edge 26a of a door mirror garnish 26 and the front edge 25a of front shield glass 25 are butted together, and the outer surface 26b of the garnish 26 and the outer surface 25c of the window glass 25 are made flush, the front edge 27a of the front center garnish 27 and the rear edge 25b of the window glass 25 are butted together so that the outer surface 25c of the window glass 25 and the outer surface 27c of a garnish 27 are made flush. This constitution is applied to the front side door 11 and the rear side door 12 so that the outer surfaces of the garnishes and the outer surfaces of the front window glass and the rear window glass are made flush in the divided part of the doors 11 and 12.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005262217-A (JP)
Title: Method for producing grain oriented silicon steel sheet having excellent magnetic property
Inventor: WADA TAKASHI
IPC: H01F1/16
Filed: 2004-03-16
Abstract: <P>PROBLEM TO BE SOLVED: To make a cold-rolled sheet which is tandem rolled into a sheet in which strain is highly accumulated by utilizing molten carbon in steel or carbide which is finely precipitated and to make its texture into a structure which is suitable to development of grains in goss azimuth.  <P>SOLUTION: When producing a grain oriented silicon steel sheet by a series of processes including the cold rolling with a tandem mill, the annealing of a hot-rolled sheet is performed by cooling the temperature range of 900-500°C at the rate of 30-250°C/s after heating the sheet to ≥ 900°C, next, cooling the temperature range of 500-200°C at the rate of 50-150°C/s and further continuing cooling. Interstand aging treatment is performed at the duration time of 1-60 s at 150-300°C in at least one succeeding place between stands after performing the rolling with the tandem mill at the cumulative draft of ≥ 30%.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005266887-A (JP)
Title: Program encryption apparatus, program distribution system and computer program
Inventor: KIYOMOTO SHINSAKU
IPC: G06F21/12
Filed: 2004-03-16
Abstract: <P>PROBLEM TO BE SOLVED: To prevent unauthorized actions to encrypted programs by costing unauthorized persons the same costs to decrypt other encrypted programs even if they achieve the success of decryption for one encrypted program.  <P>SOLUTION: A program encryption apparatus has a random number generation part 13 to generate random numbers and a custom encryption processing part 14 to transform input programs based on the generated random numbers. Redundancy processing, which is adjusted corresponding to program sizes of input programs, are added to input programs. Encryption is performed every for program distribution, and encrypted programs are transmitted through communication lines.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005269033-A (JP)
Title: Ip network terminal
Inventor: NAKAMURA TSUTOMU
IPC: H04L13/08
Filed: 2004-03-17
Abstract: <P>PROBLEM TO BE SOLVED: To adjust reception throughput adaptively to temporary increase in received load without lowering the throughput of CPU with simple circuit configuration.  <P>SOLUTION: A receiving buffer management circuit 103 stores received packet data in a receiving buffer 104 and informs a first level representing the residual capacity of the receiving buffer 104 stepwise to a receiving load operating circuit 106. Upon reading out the received packet data from the receiving buffer 104, a CPU 105 informs the data capacity of the packet data thus read out to the receiving buffer management circuit 103 and informs the information of the number of packet data thus read out, as the number of processing the received packet, to the receiving load operating circuit 106. The receiving load operating circuit 106 determines the state of received load by obtaining multiplication results of the first level and a second level representing the number of unprocessed received packet data stored in the receiving buffer 104 stepwise and controlling the transmission timing of a transmission timing generating circuit 107.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005116143-A (JP)
Title: Differential amplifier and bit line sense amplifier
Inventor: RO KOMEI
IPC: H03F3/45
Filed: 2004-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a differential amplifier maintaining an output voltage at a constant level without being influenced by variation in current driving capability, and also to provide a sense amplifier compensating an offset voltage by using the same.  <P>SOLUTION: The differential amplifier is provided with: 1st and 2nd loads connected across a power source and respective 1st and 2nd output terminals; a 1st transistor which is connected across the 1st output terminal and a 1st node and is turned on responding to a 1st input signal; a 2nd transistor which is connected across the 2nd output terminal and the 1st node and is turned on responding to a 2nd input signal; a MOSFET resister which is connected across the 1st node and a 2nd node and varies in the resistance value according to the potential of either the 1st or 2nd output terminal; and a common current source connected to the 2nd node.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005233170-A (JP)
Title: Method for reducing disc friction by forming spiral groove
Inventor: WATANABE KEIZO
IPC: F04D29/44
Filed: 2004-02-23
Abstract: <P>PROBLEM TO BE SOLVED: To reduce frictional loss by forming a side wall of an impeller, an inner wall or a disc surface of a casing a surface which is provided with a number of spiral grooves meeting a logarithm spiral curve taking a stream angle as a variable for disc frictional loss of the impeller of a turbo type fluid machine which performs energy conversion of the fluid or gas, and viscosity frictional resistance of a rotating disc which rotates in the fluid.  <P>SOLUTION: The logarithmic spiral of a required radius r taking the stream angle ψ as the variable is formed into a groove shape, and the required number of spiral grooves where n = 150-160 order, are provided on the disc surface at constant intervals.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005263097-A (JP)
Title: Occupant protection device for vehicle
Inventor: SUGIURA KIYOTAKA
IPC: B60R22/46
Filed: 2004-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an occupant protection device for a vehicle capable of setting an operation sensitivity of an airbag and a pretensioner or the like by the occupant's own intention.  <P>SOLUTION: The occupant protection device for the vehicle has detection means 11, 21 detecting the impact applied to the vehicle, the occupant protection means 12, 22 protecting the occupant at the time of impact, and operation control means 13, 23 operating the occupant protection means 12, 22 according to the detection result of the detection means 11, 21. The occupant protection device also has an operation sensitivity setting means 30 with which the operation control means 13, 23 sets the sensitivity operating the occupant protection means 12, 22 by the occupant's input. In the operation sensitivity setting means 30, the threshold value operating the occupant protection means 12, 22 with the operation control means 13, 23 can be changed within a predetermined range.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005273478-A (JP)
Title: Vane rotary type vacuum pump
Inventor: NAKAMOTO TATSUYA
IPC: F04C18/344
Filed: 2004-03-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vane rotary type vacuum pump, in which abrasion amount of a vane and an opposed sliding face is reduced to secure high reliability.  <P>SOLUTION: Since material of the vane is high-hardness carbon having 80 to 120 of high shore hardness, the abrasion of an inner wall of a cylinder 5 slid with a tip of the vane 8 or the abrasion of the surface of a slit 7 formed in a rotor 6 slid with a side face of the vane 8 is reduced, and crystal structure of the high-hardness carbon has directionality, so that the abrasion of the vane 8 itself is reduced.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005237919-A (JP)
Title: Portable clothes dryer
Inventor: FUKUZAWA ATSUKO
IPC: D06F57/12
Filed: 2004-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a portable clothes-dryer having a structure capable of limiting a development range of drying objects and accommodating even surroundings with a small back distance from a hanging point of a hanging rod.  <P>SOLUTION: The hanging rod 1 having a wide hook for retaining a direction position provided on the top and a fork provided on a lower part is so structured that a fan-shaped block 2 at two points of the outside and a counterweight lever 3 inside the fork can be connected at the same time by only one fixing pin of the bottom of the rod 1. A plurality of drying levers 5 are horizontally, radially and developably connected to the block 2 by a fan-shaped, circular arc fixing pin. The whole of a horizontal balance at drying is adjusted by a counterweight 7 hanging on the end part of the lever 3. At a finish of drying, the lever 3 is folded to be compactly housed inside an inner space of the fork of the rod 1 and the levers 5 are folded to a side of the rod 1 to be compactly housed inside a projection area of the block 2 as well.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005272222-A (JP)
Title: Concrete
Inventor: SAWAKI DAISUKE
IPC: C04B7/28
Filed: 2004-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide concrete which shows good flowability and good strength development even when an inorganic powder such as a blast furnace slag powder having a low Blaine specific surface area (5,000 cm<SP>2</SP>/g or lower) is used.  <P>SOLUTION: The concrete is one comprising a hydraulic composition, aggregate, a water reducing agent, and water, wherein the hydraulic composition comprises a pulverized product of a fired product having a hydraulic modulus (H. M.) of 1.8 to 2.3 and a silica modulus (S. M.) of 1.3 to 2.3, and an iron modulus (I. M.) of 1.3 to 2.8, gypsum, and at least one inorganic powder selected from among a blast furnace slag powder, fly ash, a limestone powder, and a silicastone powder. It is desirable that the aggregate is partially or entirely composed of limestone aggregate. The fired product can be produced by using at least one member selected from among industrial wastes, domestic wastes, and surplus soil produced from construction as a raw material.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2005273796-A (JP)
Title: Bearing device for supporting pinion shaft
Inventor: JO HIROSHI
IPC: F16H57/039
Filed: 2004-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pinion shaft supporting device to support a pinion shaft 2 fitted at one end with a pinion 2a inside a housing 1 through two oblique contacting rolling bearings 3 and 4, which are put in back-to-back combination and lubricated in an oil bath, wherein the lubricating oil passing amount of a tapered roller bearing 3 installed on the pinion 2a side is made able to be restricted without using separate component so as to reduce the stirring resistance of the lubricating oil in the tapered roller bearing 3.  <P>SOLUTION: The oblique contacting rolling bearings on the pinion 2a side are constructed as tapered roller bearings 3. A retainer 14 of the tapered roller bearing 3 is formed with a greater diameter than the virtual conical plane formed by tying together the rotational axes G of the tapered rollers 13, and a flange 14b facing inward in the radial direction is installed at the minor diameter end of the retainer, while the inside diameter d of the flange 14b is made smaller than the outside diameter D of the minor flange part 12c of the inner ring 12, and the flange 12c is installed confronting the front face of the inner ring 12 in non-contact arrangement.  <P>COPYRIGHT: (C)2006,JPO&NCIPI