baber/WOPTO huggingface dataset:
Patent JP-2003007067-A (JP)
Title: Semiconductor integrated circuit device
Inventor: YAMAUCHI HIROYUKI
IPC: H01L27/11
Filed: 2002-04-22
Abstract: PROBLEM TO BE SOLVED: To attain stable operation with low power consumption and low voltage by generating no through current in read, unnecessitating electric power consumed in pre-charge, and performing small amplitude transmission and recycle of electric changes. SOLUTION: In a memory cell, a first load transistor P1 and a second load transistor P2 are connected to a first drive transistor N1 and a second drice transistor N2 in a flip-flop state. A first switch N3 controlled by a word line WL and a second switch N14 activated only in the case of write-in are connected in series to a first storage node V1, and a second switch N14 is connected in series between the first storage node V1 and the first drive transistor N1. When read, a current detecting impedance which varies by a signal potential of the first storage node is injected to a selected bit line pair BL,/BL.
Patent JP-2003310356-A (JP)
Title: Folding structure
Inventor: SUZUKI TOSHIO
IPC: A47B3/08
Filed: 2002-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a locking structure of a folding leg column that can release the locking of each leg column by pushing down a lock lever in the nearly same waiting posture whether it is in unfolded state or in folded state of the leg column.  <P>SOLUTION: This locking structure is made of a support bracket which is fixed to a top plate and on one side of which the leg column is pivotally supported, a lock lever which is pivotally supported on the other side of the support bracket and has a locking part at one end and an operating member at the other end, and is energized in the locking direction, and a locking cam which is fixed to the leg column and is provided so that the locking part of the lock lever contacts constantly. The locking cam comprises a folding lock receiving part and an unfolding lock receiving part and can hold the lock lever in the nearly same waiting posture at the unfolding time and folding time of the leg column.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003319021-A (JP)
Title: Portable information terminal
Inventor: YOSHINAGA MASAHIKO
IPC: H04M1/00
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a portable information terminal equipped with an music playback function and capable of offering necessary information even during the music playback while the power consumption is kept low.  <P>SOLUTION: When an incoming call is detected by a radio unit 102, a control unit 104 determines whether a music is now played back by an music playback unit 108 or not. In a memory unit 106, data for carrying out alarm with the magnitude of sound smaller than a case of the music playback time is stored. According to the data, the alarming form for the incoming call is different in the music playback state or the other state. In this minute processes, the power consumption can be reduced while the necessary alarm is kept.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003321260-A (JP)
Title: Chip for reinforcing concrete and concrete composition
Inventor: KONISHI TAKUYA
IPC: C04B28/02
Filed: 2002-04-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a chip which can yield a large breaking-load value and a high toughness after break in a bending test.  <P>SOLUTION: The chip for reinforcing concrete is obtained by impregnating a multifilament fiber made of an organic fiber with a resin, molding and curing the fiber to obtain a cured resin product and cutting it into an appropriate length. Here, a strength Y (cN/dtex) of the multifilament fiber and an amount X (wt.%) of the applied resin based on the weight of the multifilament fiber satisfy the formula: 0.064*X+14<Y<0.064*X+34.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003324975-A (JP)
Title: Drive circuit for ultrasonic motor
Inventor: NAKAZAWA ISAO
IPC: H02N2/00
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a drive circuit for ultrasonic motor which can be driven in desired state and makes it possible to maintain the maximum efficiency of electromechanical transduction without complication of the constitution of the drive circuit.  <P>SOLUTION: The drive circuit for ultrasonic motor comprises a pulse generating element 1 which is capable of varying the frequency of driving signals within a predetermined range with the resonance frequency of a ultrasonic transducer 6 at the center. The oscillation output from the pulse generating element 1 is turned into a driving signal out of phase by 90° through a phase shifter 2, a waveform shaping element 3, a filter portion 4, and a current amplifying element 5. The driving signal is applied to laminated piezoelectric elements 6a and 6b. A piezoelectric element 7 for longitudinal vibration detection detects longitudinal resonance vibration, which is converted into a digital signal at a binarization element 8. Then, the signal is supplied to CPU 21 as a controlling means. The CPU 21 controls the oscillation frequency of the pulse generating element 1 so that the phase difference between this result of detection and a driving signal to be applied to a laminated piezoelectric element in the traveling direction of a driven body will be within a predetermined range. Thus, the maximum efficiency of electromechanical transduction is maintained through simple constitution.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003320580-A (JP)
Title: Molding method for polypropylene resin expanded sheet, mold structure and molded article
Inventor: FUJINAGA HIROSHI
IPC: B29C51/02
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mold which suppresses a defective molding caused by drawing down, and by which a molded article having a beautiful appearance can be obtained, and a molding method using the mold in a heated continuous molding for a polypropylene resin expanded sheet.  <P>SOLUTION: After heating the continuous polypropylene resin expanded sheet in a heating furnace in which heaters are arranged, the resin expanded sheet is led to the position of a mold and molded by this mold structure. In the mold structure, a supporting member for supporting the expanded sheet is provided at least at one location on the side end part of the mold.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003324230-A (JP)
Title: Semiconductor laser and method for manufacturing the same
Inventor: IMANISHI DAISUKE
IPC: H01S5/022
Filed: 2002-05-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a semiconductor laser in which the contamination or damage of edges caused during a manufacturing process is suppressed, and the semiconductor laser obtained by the method.  <P>SOLUTION: A strip-shaped multi-point emission type semiconductor laser chip 20 is die-bonded on a heat sink 7 that is a mounting member with solder 10, in addition, an electrode formed on the surface of the semiconductor laser chip 20 is wire-bonded to an electrode 8 mounted on the heat sink 7 via an insulator plate 9, then the semiconductor laser chip 20 is cleaved in this condition, and an edge 24 at an outgoing-beam side exposed by the cleavage is coated will an edge coating film 23, thereby a semiconductor laser 25 is obtained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003323708-A (JP)
Title: Magnetic recording medium and its manufacturing method
Inventor: SAITO TATSUYA
IPC: G11B5/73
Filed: 2002-05-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic recording medium that allows multiple-value recording to be performed.  <P>SOLUTION: Magnetic material cells separated from each other by a non- magnetic material 12 and consisting of pores filled up with magnetic material are located on a substrate 11. For the magnetic material cells, there are two kinds of magnetic material cells A13 and magnetic material cells B14 of which the cross sections of the pores differ. The two kinds of magnetic material cells are magnetic material cells having different coercive forces, respectively. This medium is such a multi-value recordable magnetic recording medium that recording totaling four values can be carried out in a unit record area 15, by performing the binary recording using two magnetic material cells A13 contained in the unit recording area 15 and the binary recording using two magnetic material cells B14.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003332595-A (JP)
Title: Communication system and receiver
Inventor: MATSUSHITA NOBUYUKI
IPC: H01L31/0232
Filed: 2002-05-08
Abstract: <P>PROBLEM TO BE SOLVED: To enhance reception characteristics, e.g. S/N, detection sensitivity and the like when a flicker optical signal from a transmitter is received by a plurality of pixels on a light receiving face by making the optical signal pass through an optical device.  <P>SOLUTION: An optical signal from a transmitter 5 passes through a diaphragm 12 and a lens 13 and impinges on an image sensor 15. The received signal is stored in a memory 20 and variations of all pixels are monitored by means of a microprocessor 21. Based on data stored in the memory 20, the microprocessor 21 makes a decision whether no signal is present, a signal is outputted or saturation has occurred. The number of pixels obtaining a signal output is counted and a decision is made that a lens position is optimal. The optimal position is shifted from a focus so that the optical signal is received by a plurality of pixels.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003330452-A (JP)
Title: Flute for practice
Inventor: TAKEBE NORIO
IPC: G10D9/02
Filed: 2002-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a flue which is provided with a resonance tube for amplifying the vibration of air by blowing, a blow hole disposed at the resonance tube, and a plurality of scale adjusting holes disposed at the resonance tube in positions separate from the position of the blow hole and which enables a user to practice blowing by reducing the volume of sound without giving rise to the distortion of the quality, scale, etc., of the sound and without impairing the bodily sensation of blowing.  <P>SOLUTION: The blow hole is provided with adjusting means 4 for adjusting the quantity of the air inputted to the blow hole 2 in order to adjust the volume of the sound to be blown.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003329571-A (JP)
Title: Method for evaluating pitting sensitivity
Inventor: KOSHIRO YASUMASA
IPC: G01N17/00
Filed: 2002-05-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for evaluating pitting sensitivity that easily evaluates the pitting sensitivity in a short time and enables the cost reduction and the shortening of an evaluation time.  <P>SOLUTION: The method for evaluating the pitting sensitivity on stainless steel includes a dipping process that generates at least two or more test pieces of the stainless steel with polished measurement surfaces, and individually dips the test pieces into liquids with different concentrations of chlorine ions, a process for the measuring film thickness that measures reflection light to incident light by a microscopic ellipsometry with a CCD camera on films formed on the surfaces of the test pieces after the dipping process, and a sensitivity evaluating process for plotting a correlation between the film thickness obtained in the process for measuring the film thickness and the concentrations of the chlorine ions on dipping the test pieces into.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003330663-A (JP)
Title: Information processor
Inventor: SUZUKI AKIRA
IPC: H04N1/00
Filed: 2002-05-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information processor capable of facilitating the interchange of the role sharing of a scanner and a printer.  <P>SOLUTION: In this information processor in a system where a plurality of electronic equipment is connected through a communication control bus, and a control signal and an information signal are communicated among the electronic equipment, the electronic equipment is provided with an image inputting means and a printing means. This information processor is provided with a means for printing-out image data inputted by one electronic equipment to at least one remaining electronic equipment at the time of connecting the plurality of electronic equipment and an image inputting operation starting means for starting a printing operation. In this case, the image inputting means is started by a 'start button' mounted on the device side where an image is set.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003325766-A (JP)
Title: Game machine
Inventor: TERUI YOICHI
IPC: A63F5/04
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an amusing game machine.  <P>SOLUTION: The game machine (1) is provided with reels (3L, 3C, 3R) that variedly display patterns required for the game and a CPU (31) that sets a big bonus win admitting state with a high possibility of winning a big bonus, a regular bonus win admitting state with a high possibility of winning a regular bonus, and a bonus win non-admitting state with a low possibility of winning the big bonus and the regular bonus in a stop control position that stops and controls the varied display in a pre-set manner, and switches from bonus win non-admitting state to big bonus win admitting state when the conditions of the number of big bonus games are met, switches from bonus win non-admitting state to regular bonus win admitting state when the conditions of the number of regular bonus games are met, and stops and controls the varied display of patterns in the stop control position after the states are switched over.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003329440-A (JP)
Title: Ground displacement positioning system
Inventor: MIURA HARUO
IPC: G01C7/02
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ground displacement positioning system capable of easily calculating and displaying the displacement of each survey point of the ground before and after the ground deformation and the relative displacement between adjacent survey points before and after the ground deformation.  <P>SOLUTION: This ground displacement positioning system comprises a first storage means 301 for storing the first coordinate data of a world geodetic system of a selected survey point of a surveyed area obtained by utilizing a GPS (global positioning system) receiver before the generation of the crustal alteration, a second storage means 302 for storing a second coordinate data of the word geodetic system at the selected survey point of the surveyed area obtained by utilizing the GPS (global positioning system) receiver after the generation of the crustal alteration, a control means 2 for calculating the displacement of the ground on the basis of the first coordinate data and the second coordinate data, and a means for outputting the calculated displacement data. The disaster damage of the buried piping caused by the ground displacement by the ground deformation can be easily grasped, and the measures for restoration can be properly taken.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003328820-A (JP)
Title: Control system for cylinder injection type spark ignition internal combustion engine
Inventor: YOSHIKAWA SATOSHI
IPC: F01N3/24
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control system for a cylinder injection type spark ignition internal combustion engine that can ensure idle stability and prevent degradation in fuel economy at an idle operation.  <P>SOLUTION: In the control system for a cylinder injection type spark ignition internal combustion engine, at an idle operation (S10) and for an operation with an air-fuel ratio not higher than a given air-fuel ratio (S18), fuel injection controlling means execute a split injection of fuel (two-stage mixture operation) divided for a suction stroke and a compression stroke (S20).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003173285-A (JP)
Title: Information recording method and information record reproduction device
Inventor: SUZUKI RYOICHI
IPC: G11B20/12
Filed: 2002-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem with information recording: that there is the need to respond to multisessions or the like with devices and operating systems, as contents recorded on an information recording media cannot be updated and information recorded on the information recording media must be entirely deleted for reuse.  <P>SOLUTION: The information recording method includes the step of adding data to a rewritable information recording media, the step of adding or updating a group of file descriptors, the step of adding or updating a group of volume descriptors, and the step of updating an anchor, the steps being performed in succession.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003332089-A (JP)
Title: Electrodeless discharge lamp lighting device
Inventor: YAMAMOTO SHOHEI
IPC: H05B41/24
Filed: 2002-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrodeless discharge lamp lighting device, capable of operating an electrodeless discharge lamp having frequency characteristics with a proper output frequency in combination with an exciting coil.  <P>SOLUTION: A control circuit 7a is provided for the electrodeless discharge lamp lighting device including the electrodeless discharge lamp 1, a DC power supply 2, a power converter 3 for converting a DC power from the DC power supply 2 into a high-frequency power according to a control signal, the exciting coil 4 for receiving the high-frequency power converted by the power converter 3 and having a high-frequency electromagnetic field act on the electrodeless discharge lamp 1, and an oscillator 6 for outputting an oscillation signal as the control signal. The control circuit 7a is composed of an output detector 71a for detecting an output of the power converter 3 and a frequency control circuit 73a for controlling frequencies of the oscillation signal of the oscillator 6 so that the detected output is set to a predetermined output. A limit part 731a for limiting the variable range of the frequencies controlled by the frequency control circuit 73a to a predetermined range is provided in the frequency control circuit 73a.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003075258-A (JP)
Title: Polarimeter and polarization measuring method
Inventor: PEUPELMANN JENS
IPC: G02B5/18
Filed: 2002-05-16
Abstract: PROBLEM TO BE SOLVED: To compose a fiber polarimeter that has improved quality characteristics, is simple technically, and is inexpensive. SOLUTION: The polarimeter has at least one fiber Bragg diffraction gratings 4 and 5 that are inscribed to the axis of a fiber 1 at a specific angle, and detectors 7 and 8 that are provided corresponding to the fiber Bragg diffraction gratings 4 and 5. Additionally, a wavelength plate 6 is provided between the fiber Bragg diffraction gratings. At each of the fiber Bragg diffraction gratings, at least two portions of light are combined from the fiber 1 according to the polarization of guided light. Light that is reflected by the fiber Bragg diffraction gratings is separated and radiated spatially, and the spatially separated beam reaches the maximum intensity in a different polarization state.
Patent JP-2003328445-A (JP)
Title: Roof unit and unit building
Inventor: IIBOSHI TOMOE
IPC: E04B1/348
Filed: 2002-05-16
Abstract: <P>PROBLEM TO BE SOLVED: To improve the degree of freedom of room arrangement in a building and openness when constituting an intersecting ridge roof on a building unit.  <P>SOLUTION: In a roof unit 23 having an upper roof face 31 and a lower roof face 32, the lower roof face 32 is constituted of a first lower roof face 32A forming whose lower roof faces 32 mutually cross with each other to form a saddle roof and a second lower roof face 32B. The upper roof face 31 is extended up to a higher level than the intersecting ridge where the first lower roof face 32A intersects with the second lower roof face 32B.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003337094-A (JP)
Title: Microhardness tester
Inventor: NAKANO HIDETOSHI
IPC: G01N3/42
Filed: 2002-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a highly accurate zero point detection type microhardness tester capable of measuring the hardness of a spring system with no acting point by controlling a current made to flow through a force coil on the basis of an indenter location signal, bringing a force that a sample exerts on an indenter and a force in a reverse direction by the force coil into equilibrium, and constituting such displacement control as to hold the indenter at a predetermined location at all times.  <P>SOLUTION: The microhardness tester is provided with an indenter holding means for holding the indenter at the predetermined location by displacement control, a fine-movement mechanism for bringing the sample close to the indenter as finely vibrating the sample, and a zero point detecting means for detecting a zero point at which the sample comes into contact with the indenter by extracting a specific frequency component from a displacement measuring device for detecting the location of the indenter. The indenter is further pressed into the sample by the fine-movement mechanism after the sample has come into contact with the indenter, and the hardness of the sample is measured from both a force required for holding the indenter at the predetermined location and displacements of the sample.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003337321-A (JP)
Title: Card type display device
Inventor: YAMANAKA SATOSHI
IPC: B42D15/10
Filed: 2002-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a thickness which enables integration with an IC module without spoiling durability.  <P>SOLUTION: The card type display device comprises a display panel 100 including an insulating substrate, a plurality of display pixel parts formed on the front side of the insulating substrate, and a reinforcing member reinforcing the insulating substrate on the back side of the insulating substrate, an IC module MD which processes and stores various information supplied from outside, a control module 500 which controls the display panel 100, and card type support members PS and PD which support the display panel 100, IC module MD, and control module 500. Specially, the reinforcing member is thicker than the insulating substrate.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003333942-A (JP)
Title: Apparatus for covering sheet
Inventor: YAMAMOTO MASAAKI
IPC: A01G13/00
Filed: 2002-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for covering a sheet when a plurality of grains of seeds are sown on one plant.  <P>SOLUTION: The apparatus 1 for covering the sheet is obtained by installing a sowing means for sowing >1 grains of the seeds on the one plant, a sheet delivering means, a seed detecting means SW<SB>1</SB>for detecting the seeds delivered from the sowing means, a processing means 2 for processing the sheet and a sequence controller 8 in a traveling machine frame. The sheet is covered so as to locate the seeds in each cut opening of the sheet. The sequence controller 8 performs repetitive control so as to send a detected signal by detecting the first one grain of the sown seed with the seed detecting means SW<SB>1</SB>, start operation of the processing means 2 based on the detected signal and make the detection output of the first one grain of the next sowing with the seed detecting means SW<SB>1</SB>effective during a sensible period after the passage of an undectable period from the detection of the first one grain to traveling of a prescribed distance over the point of completing the operation of the processing means 2.  <P>COPYRIGHT: (C)2004,JPO