baber/WOPTO huggingface dataset:
Patent JP-2002334467-A (JP)
Title: Coma aberration correcting device and optical pickup device
Inventor: YAMADA TAKATOSHI
IPC: G02B13/00
Filed: 2001-05-07
Abstract: PROBLEM TO BE SOLVED: To suitably correct coma aberration, which is caused by inclination of the signal recording face of an optical disk to the optical axis, without complicating the device structure nor making the manufacturing difficult. SOLUTION: A pair of aberration correcting elements 2, 3 are provided on the optical path between a semiconductor laser 1 and the objective lens 4 on which an optical flux emitted from the semiconductor laser 1 is made incident. The aberration correcting elements 2, 3 are each provided with a rotation-symmetric shape relative to the optical axis, one element is fixedly arranged to the optical axis while the other is movably operated in the direction orthogonally crossing the optical axis in accordance with the inclination of the signal recording face 101a to the optical axis.
Patent JP-2002334935-A (JP)
Title: High-frequency circuit chip, high-frequency circuit device having the chip, and method of manufacturing the same
Inventor: CHAGI SHIN
IPC: H01L21/822
Filed: 2001-05-08
Abstract: PROBLEM TO BE SOLVED: To eliminate fluctuations in the measurement of chip characteristics caused by the increased surface area of a bonding pad. SOLUTION: In an MMIC chip 10, a pad main part 16a, having the same width as that of a main line 14, is provided to an end of the main line provided on a GaAs substrate 12; a plurality of pad island-like sub parts 16b are provided at one or both sides of the pad main part 16a; grounding wiring layers 20 are provided at least at one side of the pad main part 16a via the pad sub parts 16b; a bonding jointing region is secured with the pad main and sub parts 16a and 16b, a probe is brought into contact with the pad main part 16a and grounding wiring layer 20, upon measurement of an electrical characteristic to enable evaluation of the electrical characteristics of the MMIC chip 10, without increasing the capacity of the bonding pad.
Patent JP-2002334086-A (JP)
Title: Information processor, its method, recording medium, and program
Inventor: SHIZUKA SHIYO
IPC: G10K15/02
Filed: 2001-05-10
Abstract: PROBLEM TO BE SOLVED: To automatically title voice data generated from an electronic (e)-mail. SOLUTION: A window 331 for setting up the selected state of a mail tab 341 is provided with check boxes 345 to 349 for selecting a reading item for reading an e-mail, a check box 350 for setting up automatic mail check and a drop-down list box 351. The contents of items in which cheek marks are entered out of the check boxes 345 to 349 are converted into voice data. The contents of items in which check marks are entered out of the check boxes 345 to 348 (i.e., items other than a text) are used for generating a title in the case of outputting the voice data to external equipment or the like. When none of the check boxes 345 to 348 is checked, a title is set up to a prescribed character string.
Patent JP-2002338222-A (JP)
Title: Method for preparing activated carbon having controlled quantity of surface oxide
Inventor: INADA SUNAO
IPC: C01B31/08
Filed: 2001-05-10
Abstract: PROBLEM TO BE SOLVED: To provide a method for easily preparing an activated carbon having physical properties or adsorptivity suitable for applications by controlling the quanity of a surface oxide. SOLUTION: In the method for preparing the activated carbon having the controlled quantity of the surface oxide by treating chemical-activated carbon, the quantity of the surface oxide of the activated carbon obtained by heating the chemical-activated carbon under an air atmosphere at 150-900 deg.C is controlled to 0.10-0.85 meq/g.
Patent JP-2002334045-A (JP)
Title: Electronic mail classifying method, and its implementing device and its processing program
Inventor: IIDA KEIKO
IPC: G06F13/00
Filed: 2001-05-11
Abstract: PROBLEM TO BE SOLVED: To provide technology capable of automatically weighting transmit or receive mail while reflecting user's interest. SOLUTION: The electronic mail classifying method which classifies electronic mail according to its importance has a step for extracting a group of words from the body of the electronic mail whose importance is to be registered, a step for imparting a value representing the importance to the extracted group of words, a step for registering the extracted group of words and its importance in criterion data, a step for extracting a group of words from the body of the electronic mail whose importance is to be decided, a step for reading the importance of the extracted group of words out of the criterion data, and a step for classifying the electronic mail according to the read value of the importance.
Patent JP-2002331637-A (JP)
Title: Regeneration type plate making on press/printing apparatus
Inventor: URANO TOSHIYOSHI
IPC: B41F13/00
Filed: 2001-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a regeneration type plate making on press/printing apparatus. SOLUTION: The regeneration type plate making on press/printing apparatus is mainly constituted of a planographic printer which has a plate cylinder (21), a blanket cylinder (22), an impression cylinder (23), an inking arrangement (6) and a dampening arrangement (7), a support fixing means (31) for fixing a support (3) on the plate cylinder (21), a plate agent supply mechanism (4) for supplying a plate agent to the support (3), an exposure mechanism (5) for imagewise exposing the photosensitive planographic printing plate formed by supplying and applying a photosensitive plate agent to the support (3), a plate agent removing mechanism comprising predetermined elements, a slidable front opening type casing (1) for housing the whole of the respective elements, and a dust removing filter (11) arranged to the ceiling of the casing (1).
Patent JP-2002337069-A (JP)
Title: Impact tool
Inventor: KIKUCHI ATSUYUKI
IPC: B25D17/04
Filed: 2001-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a grip construction of a periphery of a tool holding portion in an impact tool for improving operability of the impact tool during chipping and crushing work by removing a side handle attached to the periphery of the tool holding portion, and holding the periphery of the tool holding portion. SOLUTION: The tool holding portion 4 or an impact mechanism portion case 7 is provided with a grip 6 movable in the tool shaft direction and capable of covering a side handle attaching portion 9.
Patent JP-2002345111-A (JP)
Title: Running vehicle
Inventor: NOMURA KYOKO
IPC: B60W10/18
Filed: 2001-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a running vehicle which solves the problem of the inability of obtaining smooth running, when deterioration in the running condition is forecasted at the start of the vehicle, and starts smooth running, when the vehicle is started. SOLUTION: A golf cart 1 is provided with an electric motor 4 for running, an inclination sensor 53 for detecting the inclination θ of the golf cart 1, a rotating-motor speed sensor 52 for detecting the speed of the vehicle, and a main controller 7 which outputs an acceleration command value to a motor controller 8 for the electric motor 4, according to detection results of the inclination sensor 53 and the rotating-motor speed sensor 52. The main controller 7 cord controls running deterioration prevention for avoiding running deterioration, when a deteriorated running state is predicted, when the rotating-motor speed sensor 52 detects a higher vehicle speed when the cart starts, and when the inclination θ of the golf cart 1 detected by the inclination sensor 53, when the cart starts is within a specified angle range.
Patent JP-2005236338-A (JP)
Title: Piezoelectric thin-film resonator
Inventor: YAMADA TETSUO
IPC: H01L41/08
Filed: 2001-05-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a piezoelectric thin-film resonator the temperature stability of the resonance frequency of which is enhanced, without impairing the electromechanical coupling coefficient and the acoustic quality factor.  <P>SOLUTION: The piezoelectric includes a substrate 12 made of a silicon single crystal, an insulation layer 13 formed thereon, and a piezoelectric laminated structure 14 formed thereon. A vibration part 21 of the piezoelectric thin-film resonator is configured by including part of the insulation layer 13 and part of the piezoelectric laminated structure 14. The piezoelectric laminated structure 14 is formed, by laminating a piezoelectric film 16 and an upper electrode 17, in this order. The substrate 12 includes a via-hole 20 for forming an air gap for permitting vibration of the vibration part 21 in the region of the substrate 12, corresponding to the vibration part 21. The principal component of the piezoelectric film 16 is aluminum nitride, the principal component of the lower electrode 15 and the upper electrode 17 is made of molybdenum, and the principal component of the insulation layer 13 is made of silicon oxide. The thickness t of the piezoelectric film 16 and the thickness t' of the insulation layer satisfy the relation 0.1≤t'/t≤0.5.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2002341896-A (JP)
Title: Digital audio compression circuit and expansion circuit
Inventor: SUZUKI TOSHIHIKO
IPC: G10L19/02
Filed: 2001-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a digital audio compression circuit and an expansion circuit which do not produce a sound break in a repeat playback. SOLUTION: An unvoiced sound data insertion part 5 adds a number of unvoiced sound data which are the unvoiced sound data of the constant number of samples and in which the leading unvoiced sound data of compressed data become one frame exactly to digital audio data Da. A filter bank 6, scale factor extraction/normalization circuit 7, mentality and hearing analysis part 9, bit allocation part 10 and quantization circuit 11 compress the data on the basis of an MPEG/Audio standard. A bit stream generating part 12 adds control information to the compressed data, and generates and outputs a bit stream. At this moment, initial one frame of compressed data is deleted, and the effective number of samples of a final frame is added as ancillary data.  The expansion circuit removes the silent part of the last part of the compressed data by performing synthesis on the basis of the number of effective samples.
Patent JP-2002345472-A (JP)
Title: New hexene uronidase, gene encoding the same and use thereof
Inventor: IZUMI YOSHINARI
IPC: D21C9/10
Filed: 2001-05-11
Abstract: PROBLEM TO BE SOLVED: To obtain a new hexene uronidase, to provide a method for producing the same and uses thereof, and to obtain a hexene uronidase gene and a microorganism capable of producing the hexene uronidase. SOLUTION: The hexene uronidase is characterized by having a hexene uronidase activity and about 40,000 to about 45,000 molecular weight and accelerating the enzyme activity with 2-mercaptoethanol or dithiothreitol. The method for producing the enzyme protein and a gene encoding the enzyme protein are provided. The use of the enzyme protein for a bleaching agent is provided.
Patent JP-2002338704-A (JP)
Title: Stretch film for frozen food
Inventor: KATANO ICHIRO
IPC: B29C48/305
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To provide a stretch film comprising a resin containing no chlorine, having a packaging aptitude of a usual stretch film and capable of being used as a package for a frozen food. SOLUTION: The stretch film suitable for the package for the frozen food is obtained by making tan δ of the film measured at a frequency of 10 Hz and at a temperature of -30 deg.C by a measurement of a dynamic viscoelasticity to 15 or higher. As such an example of the film, a film comprising a specific proportional ratio of mixed composition of two kinds of linear low density polyethylene based resins having a specific range of densities and a high pressure method polyethylene is included. The package aptitude at an ordinary temperature of this film is also good.
Patent JP-2002344301-A (JP)
Title: Semiconductor output circuit
Inventor: OTOMO YUSUKE
IPC: H03K19/0175
Filed: 2001-05-16
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor output circuit which can output a high- speed signal with a preferred duty ratio even when a low-potential power supply Vdd is extremely low relative to the voltage of a high-potential power supply VddO. SOLUTION: A first level conversion circuit is provided for inputting a normal signal and an inverted signal produced by an inverted signal producing circuit, and an output stage circuit having a PMOS transistor and an NMOS transistor connected in series is provided. Of transistors constituting the output stage circuit, the output terminal of the first level conversion circuit is connected to the gate of the PMOS transistor connected to the power supply, and a normal signal and an inverted signal produced by the inverted signal producing circuit are level-converted by a second level conversion circuit. Of the transistors constituting the output stage circuit, the output terminal of the second level conversion circuit is connected to the gate of the lowest-stage NMOS transistor.
Patent JP-2002351386-A (JP)
Title: Plasma display device
Inventor: SHINOHARA MASAHIKO
IPC: G09G3/28
Filed: 2001-05-18
Abstract: PROBLEM TO BE SOLVED: To suppress the occurrence of the spurious profile of a moving picture without deteriorating a grey level in the low brightness portion of a PDP(plasma display panel). SOLUTION: One field period of the PDP is divided into subfields SF1 to 6 for a grey level display and subfields SF7 to 12 for continuous light emitting, and the grey level is displayed using the subfields SF1 to 6 when the level value of pixel data is less than 63. When the level value of the pixel data is 63 or more, the gray level is displayed using all subfields SF1 to 6, and at the same time, a subfield for continuous light emitting having a light-emitting period corresponding to the level value obtained by subtracting 63 from the level value of the pixel data is selected to carry out a continuous light emitting display by using this subfield.
Patent JP-2002349840-A (JP)
Title: Pre-purge type soot blower
Inventor: OKUDA YASUSHI
IPC: F23J3/00
Filed: 2001-05-23
Abstract: PROBLEM TO BE SOLVED: To provide a pre-purge type soot blower used in a heat exchanger in a low temperature range such as gas-gas heaters, etc., which is so structured as to never suck pre-purge vapor containing water content into the heat exchanger from a lance pipe inserting hole. SOLUTION: The blower comprises a pressure reducing means for keeping a pre-purge box at an internal pressure lower than the gas pressure in a heat exchanger, thereby keeping the pre-purged vapor at a low pressure by the pressure reducing means enough to separate it into a gas and water content. Thus the water content is removed to prevent a much water-containing vapor or water drops from flowing into the heat exchanger during pre-purge operation, thereby getting rid of corrosion of the heat exchanger tubes.
Patent JP-2002315290-A (JP)
Title: Micro vibration motor
Inventor: HIRATSUKA YASUNOBU
IPC: H04R1/00
Filed: 2001-04-17
Abstract: PROBLEM TO BE SOLVED: To positively prevent a field magnet from rotating, in a micro vibration motor suitable for a vibration generating source of a cellular phone or the like. SOLUTION: This micro vibration motor comprises a motor housing 3, a cylindrical field magnet 9 stored in the motor housing 3, a magnet-retaining part which is arranged inside the field magnet 9 and retains the field magnet 9, and a bearing part 6 which is provided on an opening part at one end of the motor housing 3, supports a rotating shaft, and regulates the axial movement of the field magnet 9. An engaging part 2, in which the magnet-retaining part 13 or the bearing part 6 is engaged with the field magnet 9, is formed between the magnet retaining part 13 or the bearing part 6 and the field magnet 9.
Patent JP-2003032246-A (JP)
Title: Authentication processing device, data processing method and device
Inventor: ISHIDA TAKAHIRO
IPC: G06F21/60
Filed: 2001-05-24
Abstract: PROBLEM TO BE SOLVED: To provide an authentication processing device, a data processing method and its device for carrying out a test in a short time. SOLUTION: A regenerator 2, for carrying out authentication process with a memory means, includes an interface 41 for carrying out input/output of data with the memory means, an authentication data memory unit 43, an authentication processing unit 44 for carrying out the authentication process using the authentication data, a test data memory unit 45 for storing test data used in test process for the authentication device, and a control unit 46 for causing the authentication processing unit 44 to carry out the authentication process with the authentication data and carry out input/output process via the interface 41 during the authentication process, and carrying out the test process with the test data during the test process.
Patent JP-2002057903-A (JP)
Title: Method for generating compressed digital image organized into layer with information relating to different view condition and resolution
Inventor: JOSHI RAJAN L
IPC: G06T9/00
Filed: 2001-05-25
Abstract: PROBLEM TO BE SOLVED: To provide a method for generating a layer of a JPEG2000 bit stream including information which can be extracted with different view conditions and resolutions. SOLUTION: An input digital image is decomposed into sub bands each having sub band coefficients, and the sub band coefficients are quantized to obtain a quantization output value and form a bit plane. Entropy coding is applied to each bit plane of each sub band through at least one pass independently of the other sub bands to obtain a compressed bit stream corresponding to each pass. Selectable view conditions and resolution are given to each prediction visual quality level to provide a visual quality table that is used to designate many visual quality levels. A compressed bit stream corresponding to a minimum set of passes required to satisfy the visual quality levels in the visual quality table is identified and sequenced to a designated level in the visual quality table to obtain a compressed digital image.  Each layer includes the passed and their corresponding compressed bit streams from the minimum set of the passes corresponding to the predicted visual quality level not included in any lower visual quality layers.
Patent JP-2002350600-A (JP)
Title: Electron beam irradiator
Inventor: ONO KATSUHIRO
IPC: G21K5/04
Filed: 2001-05-29
Abstract: PROBLEM TO BE SOLVED: To provide an electron beam irradiator which enables a complete electron beam treatment for the whole surface of a granular object to be irradiated by uniformly irradiating the whole surface of the object with an electron beam without altering the quality inside the object and is compact and highly reliable. SOLUTION: The hit probability of the object 100 to be irradiated is heightened by accelerating between a cathode 2 and an anode with an electron transmission hole 401 electrons emitted from the cathode 2 placed in a vacuum region where a high vacuum condition is maintained to transmit the electrons through an electron transmission window 7 and concentrating the transmitted electrons on the object 100 with an electromagnet 8 located concentrically with the electron transmission window 7. At the same time, the surface of the granular object 100 is uniformly irradiated with the electron beam while keeping the granular object 100 out of contact with the electron transmission window 7 and rotating the object 100 with an object rotation means to move it vertically downward in the cylindrical region mentioned above.
Patent JP-2002349577-A (JP)
Title: Rolling slide member
Inventor: KONNO MASARU
IPC: F16C33/32
Filed: 2001-05-29
Abstract: PROBLEM TO BE SOLVED: To ensure an excellent lubrication characteristic of a DLC film for a long period of time without peeling off the DLC film even if it is used for a usage with a large contact stress. SOLUTION: In the rolling slide member, the rolling slide member is provided with an inner member having a raceway surface on an outer surface; an outer member having a raceway surface opposed to the raceway surface of the inner member and arranged at the outside of the inner member; and a rolling element rollably disposed between both raceway surfaces. The raceway surface of the inner member, the raceway surface of the outer member and a surface of at least one base material of the rolling elements are formed by steel and a diamond-like carbon film is formed on the surface of the base material. The diamond-like carbon film is provided with at least an intermediate layer of metal component and a carbon layer. An equivalent elastic constant of the film is 80-240 GPa and a plastic deformation hardness of the film is 8-37 GPa.
Patent JP-2002358755-A (JP)
Title: Magnetic tape cartridge
Inventor: ISHIHARA YUSUKE
IPC: G11B23/087
Filed: 2001-05-29
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic tape cartridge with which assembly work can be appropriately performed. SOLUTION: This magnetic tape cartridge is provided with an opening part 11 for magnetic tape drawing that is on side wall parts 21 and 31 of a cartridge case 1 over a lower case 2 and an upper case 3, and a slide door 5 for opening/ closing the opening part 11. On one side edge of each guide grooves 24 and 34 disposed on the lower case 2 for guiding the slide action of the slide door 5 at least, guide projections 29 and 39 are provided with slopes 29a and 39a inclined downward to the side of the guide grooves 24 and 34.
Patent JP-2002358794-A (JP)
Title: Non-volatile semiconductor storage device
Inventor: HAMAGUCHI HIROHARU
IPC: G11C29/04
Filed: 2001-05-30
Abstract: PROBLEM TO BE SOLVED: To increase read-out speed by reducing a wiring load of a redundant storage circuit and to reduce layout area, that is, chip area by removing an unnecessary layout region. SOLUTION: In a redundant storage circuit 5, series circuits of a memory cell TGF comprising floating gate transistors in which replacement information (e.g. defective address or the like) is electrically writable or erasable and respective selection transistors T151-T153 are arranged for each bit line B of a main storage circuit 4, the device is constituted so that one side end of a memory cell TFG for storing replacement information and any of bit lines B of the main storage circuit 4 is electrically connected or freely cut off by any of the selection transistors T151-T153 and write-in and read-out current can be supplied to the memory cell TGF for storing replacement information through the bit lines B.
Patent JP-2002356835-A (JP)
Title: Gate built-in pump facility
Inventor: TAKAHATA TAKAHARU
IPC: F04B53/10
Filed: 2001-06-01
Abstract: PROBLEM TO BE SOLVED: To provide a gate built-in pump facility capable of surely preventing a back flow without disturbing the up-and-down operation of a door body consti tuting a gate and capable of sufficiently utilizing the feature of a gate built-in type. SOLUTION: A pump 1 and a flap valve 4 for checking the back flow are incorporated into the door body 5 while an interference with the outside within an operating range at a time when the door body 5 is opened and closed is prevented and the thickness T of the door body 5 is thinned by disposing the flap valve 4 in the door body 5 in such a way that the open-close direction is made approximately parallel (that is, an approximately right angle to the flow of a water course 21) with the cross direction (the W direction) of the door body 5 and the operating range is not protruded from the door body 5 to the outside.