baber/WOPTO huggingface dataset:
Patent JP-2002237043-A (JP)
Title: Adaptive writing method for high-density optical recording apparatus
Inventor: SEO JIN-GYO
IPC: G11B7/00
Filed: 2002-01-09
Abstract: PROBLEM TO BE SOLVED: To provide an adaptive writing method for a high-density optical recording apparatus. SOLUTION: This writing method includes a discriminator 102 for discriminating the magnitude of a present mark of inputted data and the magnitudes of the leading and/or trailing spaces, a generator 108 for generating the adaptive write pulse by controlling the waveform of the write pulse in accordance with the magnitude of the present mark and the magnitudes of the leading and/or trailing spaces, and a driver 110 for driving a light source by converting the adaptive write pulse into a current signal in accordance with the driving power levels for the respective channels. Thus, the width of the first pulse and/or the last pulse of the write pulse waveform are varied in accordance with the magnitude of the present mark of the inputted NRZI data and the magnitudes of the leading and/or trailing spaces, thereby minimizing jitter to enhance system reliability and performance.
Patent JP-2003205966-A (JP)
Title: Film for shrink packaging and label
Inventor: KIDAI SHIGEKI
IPC: C08L23/10
Filed: 2002-01-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a film for shrink packaging having a high heat shrinkage ratio, showing a small natural shrinkage ratio with time and being hardly broken in the direction perpendicular to the stretching direction and to provide a label for shrink packaging made of it.  <P>SOLUTION: The film for shrink packaging is obtained by making a resin composition comprising 45 to 94 wt.% of a polypropylene-based resin, 1 to 15 wt.% of an elastomer of ethylene and propylene and/or α-olefin having 4 or more carbon atoms and 5 to 40 wt.% of a hydrocarbon resin into a film and stretching it in at least one direction. The label for shrink packaging is made of it.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003211360-A (JP)
Title: Method and device for surface treatment of steel
Inventor: UMEMURA MITSUGI
IPC: C21D7/06
Filed: 2002-01-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and a device for surface treatment such as descaling or surface roughening of a steel plate and shape steel with excellent surface finish in a small treatment place without requiring special skill.  <P>SOLUTION: In this method and device for surface treatment of a steel plate and shape steel by mechanical surface treatment, amorphous fine grains with a hardness of Hv 900-1000 higher than the surface hardness of a treated material and the Young's modulus of 6.37×10<SP>4</SP>-9.8×10<SP>4</SP>MPa are blasted toward the surface of the treated material from the outer peripheral direction of the steel plate or shape steel in a process of carrying out descaling or surface roughening of the steel plate and shape steel by shot blasting.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003219638-A (JP)
Title: Dc/dc switching converter
Inventor: TAKEMURA KO
IPC: H02M3/155
Filed: 2002-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a DC/DC switching converter which can be accurately and surely set without influence of unevenness of a voltage or a delay of a PWM and which has a circuit for generating a maximum duty cycle near 100%.  <P>SOLUTION: The DC/DC switching converter generates a pulse VDTM expressing the maximum duty cycle, generates a PWM signal obtained by comparing the voltage VC depending upon the output voltage with a triangular wave VOSC, and calculates the AND of the pulse VDTM and the PWM signal so that the AND output is set as the duty cycle.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003213377-A (JP)
Title: Cr-CONTAINING STEEL HAVING EXCELLENT HIGH TEMPERATURE STRENGTH AND SOFT AT ROOM TEMPERATURE
Inventor: MIYAZAKI ATSUSHI
IPC: C22C38/00
Filed: 2002-01-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide Cr-containing steel which has excellent high temperature strength, and is soft at room temperature.  <P>SOLUTION: The Cr-containing steel has a composition comprising, by mass, ≤0.02% C, ≤2% Si, ≤2% Mn, ≤0.06% P, ≤0.02% S, ≤0.1% Al, ≤1% Ni, >6 to 40% Cr, ≤0.02% N, >1.0 to 3% Mo, >1.0 to 5% W, >3.0 to 8% [Mo]+[W] and 0.0001 to 0.01% B, also containing one or more kinds selected from ≤1% Ti, ≤1% V and ≤0.5% Zr so as to satisfy 5×([C]+[N])≤[Ti]+[V]+[Zr]≤1, and the balance Fe with inevitable impurities.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003212410-A (JP)
Title: Plate material laminating device and plate material laminating facility provided with device
Inventor: HIRAI KOZO
IPC: B65H29/18
Filed: 2002-01-18
Abstract: <P>PROBLEM TO BE SOLVED: To resolve a problem when a feed rate of a plate material is improved wherein a tip side of the plate material collides into a stopper during laminating and a plate material end face is damaged in a portion colliding into the stopper.  <P>SOLUTION: A differential roller 3 changing a conveying direction of the plate material 1 upward, a lamination holder 4 longitudinally laminating the plate materials 1 with the conveying direction changed upward by the differential roller 3 and a direction changing nozzle 13 laminating the direction changed plate materials 1 on the lamination holder 4 are provided on an end part of a conveyance device 20 for the plate material 1. The conveyed plate materials 1 are decelerated by gravity and they are laminated on the lamination holder 4.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002223734-A (JP)
Title: Low-acid drink containing antifungal agent effective on drug-resistant eumycetes and method for producing the same
Inventor: GOTO KEIICHI
IPC: A23L2/44
Filed: 2002-01-21
Abstract: PROBLEM TO BE SOLVED: To obtain low-acid drink packed in a non-heat-resistant container by developing an effective and highly safe antifungal agent effective against sterilization drug- resistant eumycetes such as eumycetes of Arthrinium group and Chaetomium group and also capable of being directly added to drink, and adding the antifungal agent to low-acid drink, and to provided a method for producing the low-acid drink. SOLUTION: This low-acid drink packed in a non-heat-resistant container is characterized by being obtained by addition of an antifungal agent effective against eumycetes resistant to sodium hypochlorite, hydrogen peroxide, peracetic acid or ozone water each as a sterilization agent and containing an organic solvent extract of licorice or licorice water extraction residues. The other objective method for producing the low-acid drink packed in a non-heat-resistant container is characterized by addition of an antifungal agent effective against eumycetes resistant to sodium hypochlorite, hydrogen peroxide, peracetic acid or ozone water each as a sterilization agent and containing an organic solvent extract of licorice or licorice water extraction residues followed by aseptically filling the resultant low-acid drink in a non-heat- resistant container.
Patent JP-2003218589-A (JP)
Title: Electronic component mounting apparatus and mounting head unit of electronic component
Inventor: NAGAO KAZUHIDE
IPC: H05K13/04
Filed: 2002-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electronic component mounting apparatus wherein a mounting head can be easily replaced and high-speed operation can be achieved, and to provide a mounting head unit of an electronic component.  <P>SOLUTION: Mounting head units 8A and 8B of electronic components that carry out pickup operations of electronic components and mounting operations, and are detachably mounted on a head-mounting bracket 7a of the electronic component mounting apparatus, comprises control boards 16A and 16B respectively for controlling the operation of mounting mechanism sections 8a and 8b in which a plurality of unit mounting heads 14 and 15 each having a suction nozzle for retaining the electronic component are packet. In mounting operation, operation in unit mounting heads 14 and 15 are controlled by the control boards 16A and 16B respectively based on an operation command from a main control section for controlling the entire operation. As a result, wiring can be easily changed in the replacement of a mounting head, and at the same time delay in signal processing is eliminated for achieving high-speed operation.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003215721-A (JP)
Title: Image reader and image processing system
Inventor: DOBASHI KAZUHITO
IPC: G03B27/46
Filed: 2002-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image reader with a simple mechanism capable of moving a body to be read from a mounting/demounting position to a read area right below a read sensor and also moving the body to be read in the read area in the X-Y directions.  <P>SOLUTION: The image reader which reads an image of a body to be read by moving a stage for mounting the body to be read longitudinally and laterally comprises a read means which is fixed to a device frame and reads the body to be read on the stage, a 1st moving means which is fitted to the device frame and can freely move along the longitudinal axis, and a 2nd moving means which is fitted to the 1st moving means and can freely move along the lateral axis; and the maximum movement distance of the 1st moving means is set longer than the maximum movement distance of the 2nd moving means and the stage is arranged on the 2nd moving means in one body or as a different body.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002305498-A (JP)
Title: Orthogonal frequency division multiplex signal transmission device
Inventor: TAKAHASHI NOBUAKI
IPC: H04L7/08
Filed: 2002-01-25
Abstract: PROBLEM TO BE SOLVED: To easily obtain an accurate synchronous signal on a receiving side, when an OFDM signal is received. SOLUTION: There are provide IFFT circuit which generates a multivalued QAM modulation signal, a guard interval setting circuit, and a clock signal generating circuit which drives both the circuits on an OFDM signal transmission device side. Pilot signals, whose phases are set at prescribed values at the starting points of a plurality of symbol sections and which have higher order frequencies with the prescribed rations to a frequency of a clock signal, are generated by the IFFT circuit. The pilot signals are set out continuously across the plurality of symbol sections, including guard interval sections, and the pilot signals are demodulated on the receiving device side to generate an accurate clock signal for driving a device.
Patent JP-2003211778-A (JP)
Title: Position identifying device and recorder
Inventor: OSHIMA KEIICHI
IPC: B41J2/01
Filed: 2002-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a position identifying device capable of identifying four positions while saving the space without requiring any extra sensor, and to provide a recorder comprising that position identifying device.  <P>SOLUTION: The position identifying device comprises a body section 1 having two cam parts (11, 21) of different shape arranged while being shifted in the back/forth direction in the side view and taking four positions through rotation, and sensors (10, 20) arranged on the rotational track of the cam parts (11, 21) and capable of identifying the on/off state based on contact/noncontact with the cam parts (11, 21) wherein four positions of the body section 1 can be identified through combination of on/off states of respective sensors.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003229843-A (JP)
Title: Streaming system and streaming method, client terminal and contents data decoding method, stream server and stream distribution method, authoring device and authoring method, and program and recording medium
Inventor: TADA KEIKO
IPC: G06F21/62
Filed: 2002-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a streaming system capable of securely reproducing enciphered data such as enciphered music, video or the like in real time when the data are enciphered and distributed in streams.  <P>SOLUTION: A client server 30 constitutes a leaf of a hierarchical tree structure, holds a key set composed of a root key, a node key and its own leaf key on a path of the tree structure, and receives an SDP file from a stream server 20. The SDP file stores enciphered information consisting of an EKB having data encrypted with a selection key held only by a particular client terminal and enciphered contents key data obtained by enciphering a contents key. The only particular client terminal (selected client terminal) having the selection key in a key set decodes the contents key from the selection key, and decodes the enciphered contents data distributed in streams to reproduce the enciphered contents data in real time.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003229804-A (JP)
Title: Base station unit
Inventor: NISHINO HIDETOSHI
IPC: H04B1/707
Filed: 2002-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a base station unit capable improving the utilization efficiency of hardware and reducing a hardware scale with respect to required specifications even while enabling synchronous detection processing about all types of incoming physical channels including a preamble of a PRACH.  <P>SOLUTION: This base station unit of a mobile communication system with a wideband CDMA (code division multiple access) system is provided with a plurality of synchronizing parts 10 having a delay profile generating part 100 that can generates delay profile for one certain physical channel at certain optional receiving timing and a path searching part 102 for using the delay profile generated by the delay profile generating part 100 to specify receiving timing, and can perform synchronous processing of all types of incoming physical channels.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003227815-A (JP)
Title: Ultrasonic flaw-detecting apparatus for steel plate
Inventor: MASUI SEIJI
IPC: G01N29/04
Filed: 2002-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultrasonic flaw-detecting apparatus for steel plate capable of switching flaw detection frequency according to the plate thickness and material of a steel plate S (a material whose flaw is to be detected).  <P>SOLUTION: A first set of probes 1R and 1L and a second set of probes 2R and 2L are allowed to oppose on the surface of the steel plate S so that they cross each other, and are synchronized each other for elevation. When the first set of probes 1R and 1L are to be used for ultrasonic flaw detection, the first set of probes 1R and 1L are lowered to a position in contact with the steel plate S, and the second set of probes 2R and 2L are raised for separating from the steel plate S. Since different flaw detection frequencies can be generated in the first set of probes 1R and 1L, and the second set of probes 2R and 2L, even the steel plate S having a large attenuation rate can be subjected to ultrasonic flaw detection without requiring any exchange operation of the probe.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003228493-A (JP)
Title: Program testing automatic execution device, program testing automatic execution method, and program testing automatic execution program
Inventor: KAWAKAMI TAKESHI
IPC: G06F11/28
Filed: 2002-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To improve efficiency of program testing work by automatically judging whether results of a test of a program are correct or not without troubling human hands (eyes) in a testing operation of an interactive program involving input operations.  <P>SOLUTION: A program 80 for being tested is automatically tested by a test device 10 based on a test case correct solution 4 created by a high-order design tool 1, an operation procedure 5 for the test case correct solution, and a basic test operation procedure stored in a storage device 100.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003028649-A (JP)
Title: Sensor circuit module and electronic device using the same
Inventor: FUJIMOTO KATSUMI
IPC: G01C19/5663
Filed: 2002-02-05
Abstract: PROBLEM TO BE SOLVED: To provide a sensor circuit module capable of preventing the erroneous operation due to light from the outside, and an electronic device using the same. SOLUTION: A vibration gyroscope 10 of the sensor circuit module is constituted of a mounting substrate 2, the vibrator 5 mounted thereon, a bare chip-like semiconductor element 6 having a flip chip mounted thereon, a chip 6 and a cover 7. The portion having no through-hole terminal 3 formed thereto of the end surface of the mounting substrate 2 is coated with a shading paint as a light transmission inhibiting means. The shading paint desirably has as thick a color as possible, for example, a black color. The transmission of light to the circuit forming part of the semiconductor element 5 from the end surface of the mounting substrate 2 can be prevented and the erroneous operation of the vibration gyroscope 10 caused by light from the outside can be prevented.
Patent JP-2003234333-A (JP)
Title: Machining method and apparatus
Inventor: OKUMURA TOMOHIRO
IPC: G03F1/68
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a machining method and a machining apparatus that can control a patterning shape, and at the same time has superior machining precision.  <P>SOLUTION: Gas is introduced into a vacuum vessel 1 from a gas supply apparatus 2, at the same time, evacuation is made by a turbo molecular pump 3, and high-frequency power is supplied to a coil 6 by a high-frequency power supply 4 for coil while specific pressure is maintained in the vacuum vessel 1, thus generating plasma in the vacuum container 1. Etching machining is carried out while the distance between a mask 9 and a substrate 8 is gradually changed, thus controlling a patterning shape.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003233651-A (JP)
Title: Spare part evaluation method in optical transmission apparatus
Inventor: KONISHI JIYUNKO
IPC: G06Q50/04
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a spare part evaluation method in an optical transmission apparatus suitable for evaluating a spare part in the optical transmission apparatus.  <P>SOLUTION: The space part evaluation method in the optical transmission apparatus is provided for replacing a mounted part in the manufactured optical transmission apparatus, which has been rejected by inspection. The inspection result of every inspection item of the rejected optical transmission apparatus is displayed on a screen, and the necessity of replacing the mounted part and a replacement candidate part in requiring replacement are determined by an evaluator's operation input. The cost for each item in replacing the replacement candidate part is displayed on the screen to present the data for judgment on whether the replacement candidate part is replaced or not to the evaluator.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003231840-A (JP)
Title: Ink for ink-jet recording and ink-jet recording method
Inventor: WACHI NAOTAKA
IPC: C09D11/326
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ink-jet recording ink having excellent jetting stability even after the storage for a long period and resistant to light and oxidation.  <P>SOLUTION: The ink for ink-jet recording is composed of an aqueous medium containing an azo dye having a specific structure containing a 6-membered heterocyclic group bonded to a diazo group and contains 10-70 wt.% nonvolatile component based on the total ink.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239251-A (JP)
Title: Revetment integrally formed concrete block
Inventor: MASUDA MASASHI
IPC: E02B3/14
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a revetment integrally formed concrete block capable of being easily manufactured with a simple structure properly exhibiting a water purifying function while having suitability as a revetment wall forming material to the block by holding a proper amount of a water purifying agent to the integrally formed concrete block.  <P>SOLUTION: The integrally formed concrete block is used for constructing each revetment wall of rivers/harbors/lakes and marshes, a purifying agent package 5 storing the water purifying agent 3 inside of a water permeable bag 4 is buried in the integrally formed concrete block 1, a cement component of the concrete block 1 is infiltrated into the water permeable bag 4 of the purifying agent package 5 to have an embedding structure combined with the block 1, and the revetment integrally formed concrete block has a structure directly coming into contact with water by exposing part of the water permeable bag 4 of the purifying agent package 5 to the concrete block surface.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003238580-A (JP)
Title: New phosphoric acid ester amide compound and flame- retardant resin composition
Inventor: MASUDA TAKESHI
IPC: C08K5/5399
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a new phosphoric acid ester amide compound which has excellent compatibility with various kinds of synthetic resins such as a polyphenylene ether resin, polycarbonate resin, polyethylene terephthalate resin, polybutylene terephthalate resin, polyamide resin, excellent heat resistance and hydrolytic resistance and is suitable as a nonhalogen-based flame retardant capable of reducing the generation of phosphine gas having strong toxicity in kneading with a resin under heating and in molding and processing of a resin composition obtained therefrom and a flame-retardant resin composition obtained by incorporating the phosphoric acid ester amide compound.  <P>SOLUTION: The new phosphoric acid ester amide compound represented by the formula and useful as a flame retardant is synthesized. The flame- retardant resin composition is obtained by incorporating the phosphoric acid ester amide compound.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002329101-A (JP)
Title: Automobile repair estimation system and its operating method
Inventor: WATANABE HIROSHI
IPC: G06Q50/10
Filed: 2002-02-19
Abstract: PROBLEM TO BE SOLVED: To provide an automobile repair estimation system in which it is easy to input data when a written estimate is generated. SOLUTION: In addition to a parts memory with parts prices stored corresponding to parts codes, a parts name and illustration memory is included. In the parts name and illustration memory, parts names and illustration data on parts are stored corresponding to the parts codes. In response to the specification of a damage range, a parts retrieval picture including a parts name column showing the parts names of parts in the specified damage range and an illustration column representing corresponding parts illustrations independently of the parts names is displayed on a display means by referring to the parts name and illustration memory. When one of parts names or parts illustrations is selected through an input device, retrieval from the parts memory starts.
Patent JP-2002288941-A (JP)
Title: Digital audio information medium, method for reproducing device for the medium, and method for recording information into the medium
Inventor: OTOMO HITOSHI
IPC: G11B20/12
Filed: 2002-02-21
Abstract: PROBLEM TO BE SOLVED: To cope with a DVD audio standard in a way different from that of a DVD video standard. SOLUTION: An audio zone 71 includes an audio manager AMG and an audio title set ATS# to be managed by the AMG and including audio data of multi-channel. The ATS# includes an audio object set AOTT- AOBS for audio only title to be constituted of set of one or more audio objects AOTT- AOBs for audio only title as its recording contents and audio title set information ATSI as its management information. The ATSI includes an audio title set information management table ATSI- MAT, which includes one or more pieces of mixed coefficient information ATS- DM- COEFT#s. The ATS- DM- COEFT#s indicate coefficients when the audio data of multi-channel is mixed down to the output for two channels.