baber/WOPTO huggingface dataset:
Patent JP-2003005633-A (JP)
Title: Road extracting method from electronic housing map
Inventor: TSUCHIDA YASUHIDE
IPC: G06T7/60
Filed: 2001-06-25
Abstract: PROBLEM TO BE SOLVED: To propose a road extracting method that can generate a road network data from a commercialized electronic housing map data. SOLUTION: A road extracting system 1 includes a process ST1 that reads a topographical map data from an electronic housing map, a process ST2 that acquires line segment data of road edge line from the read out topographical map data, a process ST3 that extracts a pair of the line segments of each road from the acquired line segment data, a process ST4 that extracts a road center line based on the pair of the extracted line segments, a process ST5 that generates a road network by connecting the road centerlines, and a road network process ST6 that revises the generated road network. Each generated road centerline of the road network data has end point location coordinate, road width, and traffic classification (bi-directional traffic, one way only and its direction).  Based on this, a system for searching the shortest road path up to the destination of goods delivery can be constructed easily.
Patent JP-2003009565-A (JP)
Title: Angle/position detector and motor controller using the same
Inventor: WATANABE TAKAHARU
IPC: H02P29/00
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide an angle detector for effectively removing a DC offset. SOLUTION: The angle detector comprises two detecting elements (10) for outputting at least two-phase detection signals in which phases are deviated at 90 deg. and which indicate a rotary angle of a motor, two A-D conversion means (21, 22) for converting analog detection signals to be output from the two detecting elements, two filter means (23, 24) for removing DC components included in the two digital signals converted by the A-D conversion means, an arithmetic means (25) for calculating the rotary position or the rotary angle of the motor from the two output signals of the filter means, and a control means (26) for adaptively controlling the filter means in response to the state of the motor. The filter means have an HPF part and an LPF part. A DC component is added to an A-D conversion signal in the HPF part.  The LPF part has a variable gain amplifying means and a means for holding a DC value in which the DC offset is removed. The control means applies the DC component of a predetermined to a high-pas filter part in response to the state of the motor, changes the gain of the variable gain amplifying means to change the time constant of the filter means.
Patent JP-2002100249-A (JP)
Title: Superconducting cable for alternating current
Inventor: MUKOYAMA SHINICHI
IPC: H01B12/02
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a superconducting cable for alternating current which reduces an AC loss through uniformization of currents conductor layer and shield layer by adjustment of the winding pitch of each of the layers, and reduces an AC due to the longitudinal magnetic field by reducing the generation of the vertical magnetic field. SOLUTION: When the number of conductor layers is an integer N, the conductor layers are wound in the same direction from layer one to layer N/2 counted from the inside when the number of the layers is an even number, while from layer one to layer (N-1)/2 counted from the inside when the number of the layers is an odd number with the length of the pitch increasing gradually. Next, the conductive layers are wound in the direction opposite to the inside layers from layer N/2+1 to layer N when the number of the layers is an even number, while from layer (N+1)/2 to layer N when the number of the layers is an odd number with the length of the pitch decreasing gradually. The cable comprises the conductor layers, and the shield layers formed of the layers according to similar relations to the conductor layers, when the number of the shield layers is assumed to be an integer n.
Patent JP-2003017140-A (JP)
Title: Cell power unit
Inventor: NAKANISHI MASATO
IPC: H01M10/625
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a cell power unit enabled to uniformly cool not only cell modules but also unit cells constructing cell module, which can be miniaturized. SOLUTION: For the cell power unit, cooling a plurality of cell modules 2 formed by electrically and mechanically connecting unit cells in series, mounted to electrode plates 1c at the inside of a body of equipment 1, air blowers 3, sending the outside air in the body of equipment 1, mounted on two surfaces of the body of equipment 1 which are facing each other in parallel with the cell modules 2, and exhaust ports 5, communicating the inside of the body of equipment 1 with outside, are formed on two surfaces of the body of equipment 1 which are adjacent to the surfaces on which, the air blower 3 is mounted.
Patent JP-2003009912-A (JP)
Title: Non-woven fabric for hooking material
Inventor: YAHO MASAHIRO
IPC: D04H3/14
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a non-woven fabric for hooking material for a hook-and- loop fastener, which does not deteriorate in fastening mightiness to a hooked engaging member, even when engagement/disengagement operations of the fastener and repeated. SOLUTION: The non-woven fabric for hook material has contact bonded portions, on each of which a web constituting long fiber is joined partly by heat-press bonding, and which are formed substantially successively and in parallel lines, whereby the non-woven fabric has non-bonded portions between the contact bonded portions.
Patent JP-2002124029-A (JP)
Title: Method and apparatus for recording digital video signal
Inventor: DAVID ERUBABAUMU
IPC: G11B27/034
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus for automatically recognizing a recording disk by displaying cord information on the disk, recording a signal corresponding to the displayed cord information on the disk with an image (or a picture) signal, and recording a digital video signal which provides a means for recognizing the disk as an original recorded medium. SOLUTION: A system control part 40 mixes the signal 5C of the cord information corresponding to information previously displayed by a head 9 with the inputted image signal of a camera to record them on a disk 5B (the signal recording step of the cord information). Thereby, a marking 5C displayed on the disk 5B corresponds to a signal based on the cord information recorded on the disk 5B, and the disk 5B can be recognized as an original medium.
Patent JP-2003010957-A (JP)
Title: Structure of gate made of ceramics
Inventor: NOMURA KAZUNARI
IPC: B22D17/22
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To prevent a shrinkage cavity in a casting by directional solidification. SOLUTION: The ceramic made gate is provided with a stationary mold held on a stationary board, and a movable mold movable in the attaching/ detaching direction against the stationary mold. The stationary mold is provided with a stationary side main mold constituting a body of the mold, and a stationary mold side core fittingly inserted in the main mold to constitute a cavity on the stationary mold side. The movable mold is provided with a movable side core fittingly inserted in the main mold constituting the body of the mold and the main mold to constitute the cavity part on the movable mold. On a runner positioning on the lower part of the both cores, and a position facing a gate part connecting the runner part and the cavity part, a core for fitting is inserted, and in the core for fitting, a ceramic made piece is fittingly inserted so as to constitute a part of the gate.
Patent JP-2003017776-A (JP)
Title: Polarization method of piezoelectric body
Inventor: FUJII NAOKI
IPC: H01L41/257
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To provide the polarization method of a piezoelectric body for reducing variation in characteristics among elements being separated from the piezoelectric body by making uniform the distribution of degree-of-polarization in the piezoelectric body. SOLUTION: In the polarization method of a piezoelectric body for forming electrodes for polarization on the front and rear surfaces of a piezoelectric body 10 made of piezoelectric ceramics, and applying an electric field between the electrodes for polarization treatment, the electrode for polarization at least on one of the front and rear surfaces of the piezoelectric body 10 is divided into inside sections 11a, 11b and outside sections 12a and 12b of the piezoelectric body for forming, and the electric field applied between the electrodes 11a and 11b at the inside section is set larger than that being applied between the electrodes 12a and 12b at the outside section.
Patent JP-2003010848-A (JP)
Title: Apparatus for removing substance in fluid and removing method using the same
Inventor: TAIHICHI MOTOYUKI
IPC: B01D29/50
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To solve such a problem that a controlling a second filter membrane formed on the surface of the filter is preformed by air bubbles but it causes the lowering of the filtering capacity of by the clogging on the second filter membrane. SOLUTION: In the apparatus for removing substances in the fluid, air diffusion pipes 26, 27 and 28 are arranged on the bottom of a raw water tank 1. Air bubbles generated from the air diffusion pipes 26, 27 and 28 are uniformized by sending in air from both ends of the air diffusion pipes 26, 27 and 28 under the same pressure. By this constraction, the second filter membrane 21 formed on the surface of the filter 4 is adjusted to always hold the filtering capacity of the filter in an optimum value.
Patent JP-2002047853-A (JP)
Title: Opening device
Inventor: HOZUMI RYOICHI
IPC: E06B1/70
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To improve workability in finishing an outdoor side floor. SOLUTION: This opening device is a barrier free type opening device provided with a frame body 2 comprising an upper frame 2a, a lower frame 2b and left and right vertical frames 2c, 2d and provided at an opening of a building, and a door body 3 provided in an openable/closable manner at the frame body 2, with the lower frame 2b almost flush with an outdoor side floor finished face. The lower frame 2b is provided with a projecting part 5 projecting on the outdoor side from the outdoor edge 12. A lower frame auxiliary member 13 having a projecting width w almost equal to or larger than the projecting part 2b, with the outdoor edge 14 formed almost linearly is provided on the outdoor side of the lower frame 2b integrally with or independently of the lower frame 2b.
Patent JP-2003023556-A (JP)
Title: Electronic camera
Inventor: KUSAKA YOSUKE
IPC: H04N5/232
Filed: 2001-07-09
Abstract: PROBLEM TO BE SOLVED: To surely transmit to the external images photographed continuously, while performing the continuous photographings of the images, by matching the continuous photographing operations of the images to the transmitting operations of the images, in an electronic camera having image transmitting function. SOLUTION: When images continuously photographed are transmitted to the external, while performing the continuous photographings of the images, there are made different the control parameters (frame feed rate, communication rate, and image data amount) of the continuous photographing operations of the images or the control parameters of the transmitting operations of the images from the control parameters, when the images solely photographed are transmitted to the external or the control parameters, when the images continuously photographed are recorded in the memory card mounted on an electronic camera. That is, the control parameters are altered, so that the transmission of the one-frame portion of the image continuously photographed is completed by a communicating means within the time required to photograph the one-frame portion.
Patent JP-2003020621-A (JP)
Title: Attention drawing mat
Inventor: AIBA HIKOMORI
IPC: A63B71/08
Filed: 2001-07-10
Abstract: PROBLEM TO BE SOLVED: To increase an attention drawing function, reduce a weight, facilitate a handling, and sufficiently develop an impact absorbing capacity in a multi-purpose mat for drawing attention in road construction sites and sports facilities. SOLUTION: Core material 2 such as polyurethane foam is stored in a water- tight coating material 3 such as rubberized cloth. The bag-like coating material 3 is made openable with a fastener 4, and a window part 6 for circulating air is formed in both side faces of the coating material 3. The outer surfaces of the window parts 6 are covered with cover members 8 preventing water from entering therein and allowing air to circulate therein. Also, light reflective tape 11 is attached to the front face of the coating material 3.
Patent JP-2002100942-A (JP)
Title: Low-voltage broadband line driver
Inventor: SERVAES JAN L J
IPC: H04L27/00
Filed: 2001-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a broadband line driver for improving nonlinearity and unsatisfactory frequency response of a transformer used therein. SOLUTION: The broadband line driver comprises a cascade connection of an operational amplifier A and the transformer T, which can be integrated on a chip. This is obtained by putting the transformer (T) in a feedback loop between an output and the input of the amplifier A.
Patent JP-2003026472-A (JP)
Title: Method for producing multilayer ceramic electronic parts, multilayer ceramic electronic parts and raw composite multilayer body for producing multilayer ceramic electronic parts
Inventor: SAKAMOTO SADAAKI
IPC: H01G4/12
Filed: 2001-07-13
Abstract: PROBLEM TO BE SOLVED: To impart a high dielectric constant and a high Q value, and desired temperature stability to multilayer ceramic electronic parts which can be sintered at a relatively low temperature by using a nonshrink process. SOLUTION: As a ceramic material contained in raw ceramic layers 10 to 20 to form into ceramics layers of multilayer ceramic electronic parts, the one containing a ceramic composition having a BaO-TiO2 -ReO3/2 -Bi2 O3 (Re is rare earth elements) based composition, and a glass composition containing, by weight, 13 to 50% SiO2 , 3 to 30% B2 O3 , 40 to 80% alkaline earth metal oxide and 0.1 to 10% Li2 O, and in which the content of the glass composition is 10 to 40%.
Patent JP-2002123793-A (JP)
Title: Slip reading method and terminal equipment
Inventor: OYAMA YASUYOSHI
IPC: G06K9/03
Filed: 2001-07-13
Abstract: PROBLEM TO BE SOLVED: To improve the accuracy of the reading of an important item in a slip. SOLUTION: An input area on the item of the slip, which is OCR-recognized, is displayed on a display device. Data inputted to the input area by an operator is compared with an OCR recognition result. When they are not matched, the OCR recognition result is rewritten as input data.
Patent JP-2003025959-A (JP)
Title: Theft prevention device for vehicle
Inventor: HARADA AKISHI
IPC: B60R25/24
Filed: 2001-07-18
Abstract: PROBLEM TO BE SOLVED: To achieve an enhancement of theft prevention performance. SOLUTION: In the theft prevention device for a vehicle, ID numbers are verified respectively between a portable vehicle key 1 storing a first ID number and capable of transmitting the first ID number, an engine control device 5 storing a second ID number and eleatrical components 7-9 storing a third ID number and permission or non-permission regarding starting and continuing of the operation of an engine is determined.  The theft prevention device is provided with a memory means 4b storing a fourth ID number, a fifth ID number and a sixth ID number; ID reading out means 3, 4a for reading out the respective ID numbers from the vehicle key 1, the engine control device 5 and the eleatrical components 7-9; and ID collating means 4 for permitting the starting and continuing of the operation of the engine in the case where the first ID number of the vehicle key 1 is coincident with the fourth ID number of the memory means 4b, the second ID number of the engine control device 5 is coincident with the fifth ID number of the memory means 4b and the third ID number of the eleatrical components 7-9 is coincident with the sixth ID number of the memory means 4b.
Patent JP-2003031872-A (JP)
Title: Laser illuminator and image display device using the same
Inventor: AISAKA KEISHIN
IPC: H04N5/74
Filed: 2001-07-19
Abstract: PROBLEM TO BE SOLVED: To provide a laser illuminator that can remove or reduce spectra by reducing the coherence of a laser when the laser is used as the illuminating light source of an information display device, and to provide an image display device using the illuminator. SOLUTION: The laser illuminator has a laser beam source 1, a splitting optical element 2 which splits the laser beam emitted from the light source 1 into a plurality of laser beams, and a unit 3 constituted by gathering optical elements 4 which respectively change the advancing directions and optical-path lengths of the split laser beams. The illuminator can have a plurality of laser beam sources. The illuminator can also have a plurality of splitting optical elements for respectively splitting a plurality of independent laser beams emitted from the plurality of independent laser light sources into pluralities of laser beams, and a plurality of units constituted by gathering optical elements which respectively change the advancing directions of the plurality of independent laser beams emitted from the plurality of independent laser beam sources and the optical-path lengths of the plurality of layer beams.
Patent JP-2003026826-A (JP)
Title: Polyester film for optics, hard-coated film and method for producing the same
Inventor: KUBOTA TADAHIKO
IPC: G02B1/14
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To provide a transparent polyester film having high RIGIDITY by bleading a filler, and to provide a hard-coated film having sufficient hardness. SOLUTION: This polyester film for optics contains 1-20 wt.% particles having 1-500 nm average primary particle diameter, by dispersing the particles in a feedstock solution when polymerizing the polyester, and has 20-1000 μm thickness. A hard-coat layer is formed on the polyester film for the optics.
Patent JP-2003002431-A (JP)
Title: Inversion selecting device for receptacle plate
Inventor: NAKAMURA SHIGEKAZU
IPC: B65G47/248
Filed: 2001-06-18
Abstract: PROBLEM TO BE SOLVED: To automatically combine alternately the surface side and the back side of receptacle plates of electric appliances to be fed to a conveyor for enabling anybody to easily conduct packing work without making flaws in the surfaces of the receptacle plates at all by setting them to be overlapped with each other in a surface-to-surface way in packing them. SOLUTION: For example, a part of a U-shaped recessed form 12 is combined with a part of a V-shaped recessed form 13 as a pair, and three pairs of these are combined with each other in order to form a hexagonal form of a blade type water wheel 6. The receptacle plates 2 having the surfaces 2a-1 directed upward are charged to it in order from an upper conveyor 1, and the receptacle plate 2 received by the part of the U-shaped recessed form 12 is formed having the surface 2a-1 as an upper surface. Since the V-shaped recessed form 13 is deep and narrow at a bottom, so that the charged receptacle plate 2 is inverted at a bottom 13c of the recessed form as a support point. The surface and the back of the receptacle plates 2 are thus alternately inverted, and they are arranged on the belt conveyor 20 alternately showing the surface side and the back side.
Patent JP-2003042467-A (JP)
Title: Electric heater
Inventor: MORIKAWA YOSHITAKA
IPC: H05B3/20
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To improve an appearance as a commercial commodity, secure safety of an electric connection part and enhance handleability by preventing the electric connection part from being viewed from an outer end part. SOLUTION: A basic unit 13 is provided with a power supply section 12 connected to a power supply cord 15 and the electric connection part 16. An extension unit 17 is provided with an electric connection part 18a to be supplied with power and an electric connection part 18b for supplying the power. The two electric connection parts 18a and 18b of the unit 17 are respectively provided on unit-abutting faces 19 where the respective extension units 17 abut to each other.
Patent JP-2003035753-A (JP)
Title: Lsi tester, and download method of pattern data in the same
Inventor: TATENO KAZUHIKO
IPC: G01R31/3183
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To achieve an LSI tester for speedily downloading pattern data in a pattern memory, and a method for downloading the pattern data in the LSI tester. SOLUTION: The LSI tester comprises a first storage section for storing pattern data, a plurality of pattern memories for each of a plurality of pins to be tested, a plurality of second storage sections that are read or written simultaneously, a compression means for compressing the pattern data at the first storage section, a first transmission means for transmitting the pattern data compressed by the compression means to the second storage section, a second transmission means for reading and transmitting compressed pattern data from the plurality of second storage sections, and a plurality of uncompressing means for uncompressing data that are transmitted from the second transmission means and storing the pattern data at the pattern memory.
Patent JP-2003036307-A (JP)
Title: Online recruiting system
Inventor: HARUKI YASUSHI
IPC: G06Q50/00
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To raise the rationality in carrying a situation-vacant advertisement in an online recruiting system applied when a film recruits regular employees, part-time workers and so on. SOLUTION: A business firm client 3 registers the information on the recruitment of a recruiting firm with the server 2 of a recruit-mediating firm, and the server 2 of the recruit-mediating firm opens the information on the recruitment to the public via the Internet 5. A job seeder client 4 reads the information on the recruitment and makes an application for a job, and the business firm client 3 transmits the details of the interview to the server 2 of the recruit- mediating firm. The job seeker client 4 receives the details of the interview, and the business firm client 3 transmits the performance in the employment of the job seekers to the server 2 of the recruit-mediating firm. The server 2 of the recruit-mediating firm charges the business firm client 3 for the expenses for the advertisement which are charged according to the performance in the employment of the job seekers.  By this, the cost effectiveness of the help wanted ad becomes constant since the advertisement rates are charged according to the performance in the employment of the job seekers.
Patent JP-2003035230-A (JP)
Title: Air intake structure of engine
Inventor: SASAKI JUNYA
IPC: F02M35/116
Filed: 2001-07-25
Abstract: PROBLEM TO BE SOLVED: To reduce vibrations of an air intake system and to evenly distribute air to cylinders. SOLUTION: In the air intake structure of an engine 6 in which an intake collector 4 is connected to an intake port of each cylinder, the intake collector 4 comprises a collector tank part 10 extending along a cylinder bank direction of the engine 6 so that its longitudinal direction corresponds to the arrangement direction, a plurality of branch parts 12 connected to the intake port extending from one side of a width direction of the collector tank part 10 and substantially in parallel with the direction substantially orthogonal to the cylinder bank direction of the engine 6, and a pipe-shaped collector neck part 14 extending from an end part of the longitudinal direction of the collector tank part 10.  The collector neck part 14 is bent to be substantially U-shaped and bridging a reference centerline P which is imaginary lined in the arrangement direction of cylinders and over tops of all branch parts 12 connected to the intake port, and a throttle chamber 18 is attached to an intake upstream side end part 14a in the vicinity of the engine 6.