baber/WOPTO huggingface dataset:
Patent JP-2003264756-A (JP)
Title: Pivot bearing structure for supporting device
Inventor: YAMASHITA TAKEHIDE
IPC: H04N5/64
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pivot bearing structure for a supporting device capable of facilitating the vertical angle adjusting operation of a thin type display or the like supported by the supporting device and preventing a supported body from being brought downwards by the gravity or an operation from becoming heavy especially even when supporting the body such as a large-sized thin type display.  <P>SOLUTION: A large-sized press fixing plate 1 for clamping the end part P1 of a supporting arm P from the left and right is provided. A small-sized press fixing plate 2 provided on a fixture 4 connecting the supported body Q and respectively arranged on the inner side of a pair of supporting pieces 3 for clamping the end of the supporting arm P from the outer side of the large-sized press fixing plate 1 is provided. By a latch mechanism 10 provided through the fixture 4 and the large-sized press fixing plate 1, the supporting piece 3 and the small-sized press fixing plate 2 are brought into slidable contact when adjusting the body Q upwards. Also, when adjusting the body Q downwards, the large-sized press fixing plate 1 and the end part P1 of the supporting arm P are brought into slidable contact.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003263898-A (JP)
Title: Memory test method and memory test method
Inventor: TAZAKI KOJI
IPC: G11C29/10
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a memory test method by which a memory test time can be shortened and manufacturing efficiency can be improved.  <P>SOLUTION: In this memory test method, one data bit out of data bits of the prescribed numbers constituting one data is set to a logic 1, initial data constituted of pattern numbers being different from 2<SP>n</SP>obtained by adding data constituted of data bits of all logic 0 or all logic 1 to a plurality of data obtained by shifting successively data bits of logic 1 are written in all address regions of the memory, next, data of the all address regions is read out, after that, inversion data of the initial data is written in the all address regions, next, write-in/read-out operation of the memory cell can be tested in a short time by reading out data of the all address regions.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003264487-A (JP)
Title: Ss transmission system
Inventor: OKADA TOSHIMI
IPC: H04B1/707
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an SS transmission system for transmitting data between the commercial power lines (3, 13) different in distribution systems, or between a high voltage distribution line (1) and the commercial power lines (3, 13).  <P>SOLUTION: An SS transmission device (10) modulates a signal into a spread spectrum modulated signal, wherein a spread frequency band is less than 10 kHz, superimposes it on the first commercial power line (3), allows it to pass the distribution transformers (2, 12), and transmits it to the second commercial power line (13) via the high voltage distribution line (1). Since the spread frequency band of the spread spectrum modulating signal is less than 10 kHz, attenuation is not large even when the signal passes through the distribution transformers (2, 12) which are arranged between the high voltage distribution line (1) and the first and second commercial power lines (3, 13). Thus, the signal is separated and demodulated by an SS receiving device (14) connected to the second commercial power line (13).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002343009-A (JP)
Title: Disk recording and playback device
Inventor: KANOUDA TOKIO
IPC: G11B17/04
Filed: 2002-03-11
Abstract: PROBLEM TO BE SOLVED: To achieve miniaturization of a disk recording and playback device by making a single driving motor perform each operation of an ejection mechanism and a head moving mechanism. SOLUTION: The disk recording and playback device is provided with: a loading part 49 in which a disk-shaped recording medium 102 is loaded; a head moving mechanism which moves a recording head 58a for recording information signals on the disk-shaped recording medium loaded into the loading part in the direction of contact/separation relative to the disk-shaped recording medium; an ejection mechanism which ejects to the outside the disk-shaped recording medium loaded into the loading part; a driving gear 76 rotated with a drive motor 73 to one and the other sides which are mutually opposite, a joint lever 47 which is moved with the driving gear and operates the ejection mechanism when the driving gear rotates to one side; and a driving lever 67 which is moved with the driving gear and operates the head moving mechanism when the driving gear rotates to the other side.
Patent JP-2003262003-A (JP)
Title: Floor supporting structure in building
Inventor: IIDA IKUO
IPC: E04B5/02
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sleeper beam constituting the main body section of a floor structure installed on a floor slab at low cost, to improve the workability of the sleeper beam and to attain the saving of resources and a lightening in a building with a concrete skeleton having a regular-beam structure in which the floor slab is connected to the top faces of a girder and a beam.  <P>SOLUTION: In the floor structure Fr of the building in which a plurality of the sleeper beams 5 and floor boards 7 on the sleeper beams 5 through floor joists 6 are supported, parts in the longitudinal direction are composed of separate bodies by upper beam half bodies 5U and lower beam half bodies 5D in the sleeper beams 5, and these beam half bodies are fixed by bolts and nuts 14 and 15 so that vertical widths (heights) can be adjusted.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003271189-A (JP)
Title: Circuit for detecting speaker direction and detecting method thereof
Inventor: TOMOTAKE TSUGUMITSU
IPC: G10L21/028
Filed: 2002-03-14
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the erroneous detection of a speaker location more than in a conventional manner.  <P>SOLUTION: Input signals of microphones 1 and 4 are inputted to linear prediction circuits 2 and 5 to generate signals with the influence of a vocal tract eliminated, and the signals are inputted to an evaluation function arithmetic circuit 8 to perform an evaluation function arithmetic. A sound/noise determination circuit 10 determines whether sound inputted to the microphones from a certain sound source is made by noise or a speaker on the basis of information on the number of zero crossing-over times obtained by the number of zero crossing-over times detection circuit 11 on the basis of the inputs of the microphones 1 and 4. When the sound is determined to have been made by the speaker, a direction detection circuit 9 detects the location of the speaker on the basis of an arithmetic result from the evaluation function arithmetic circuit 8.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003273005-A (JP)
Title: Exposure system
Inventor: SUMIYA MASATO
IPC: G03F7/22
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To dispense with an inserting/retreating mechanism used for inserting or retreating a mask mark microscope making an exposure system simple in structure.  <P>SOLUTION: The mask mark microscope 24 is provided on a work stage 13 and set movable together with the work stage 13. A reference mark BM is provided on the entrance part 24b of the mask mark detection microscope 24. A positional relation among a work mark microscope 15, the mask mark microscope 24, and the work stage 13 is ascertained. When a mask M and a work W are aligned with each other, the work stage 13 is moved, and the position of a work mark WAM is detected by the work mark microscope 15. Then, the work stage 13 is moved, and the projected position of the mask mark MAM is detected by the mask mark microscope 24. The work stage 13 is driven, to make the positions of the work mark and the mask mark MAM coincide with each other, for aligning the mask M and the work W with each other.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003273216-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: TAI KAORI
IPC: H01L21/316
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device and its manufacturing method which suppresses the diffusion of a metal into a porous film in a multilayer wiring using the porous film for a layer insulation film.  <P>SOLUTION: The semiconductor device is constituted as follows. A layer insulation film is laminated on a semiconductor element substrate, a wiring layer is formed in a trench formed in the layer insulation film, and at least a part of the layer insulation film is formed from a porous film having pores. A reformed layer with shrunk pores is formed on a surface layer of the porous film, and a barrier metal is formed between the layer insulation film and the wiring layer.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003272461-A (JP)
Title: Polymer porcelain tube
Inventor: UCHIUMI YUSUKE
IPC: H01B17/26
Filed: 2002-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a polymer porcelain tube capable of providing machining allowance only at both ends of an FRP cylinder and suppressing machining allowance to only a required part of the FRP cylinder.  <P>SOLUTION: In this polymer porcelain tube 1 constituted of a core member 2, an outer covering 3 composed of a barrel part 4 provided at outer periphery of the core member 2 and a plurality of caps 5, and flange fittings 6 provided at both ends of the core member 2, the core member 2 is composed of inner layer parts 11 provided in both end parts of the core member 2 and an outer layer part 12 provided on the whole core member 2 on the inner layer part 11.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003270185-A (JP)
Title: Driving method of semiconductor gas sensor
Inventor: TABATA SOICHI
IPC: G01N27/12
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To reduce power consumption furthermore than hitherto.  <P>SOLUTION: When shifting to a low temperature state for performing gas detection, which is, in this case, a period of about 50-400 ms (the keeping state at 100°C by 4.5 mW) after elapse of, for example, a period of minus 200-0 ms (the heating state up to about 450°C by 30 mW) for performing cleaning beforehand at the driving time of a heater of this semiconductor gas sensor, power supply to the sensor is stopped as long as, for example, 50 ms, to thereby reduce the power consumption as much as the time portion. Namely, the power consumption is increased hitherto because there is no suspension period.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003050833-A (JP)
Title: Device and method for processing graphic
Inventor: NISHITANI HITOSHI
IPC: G06T15/20
Filed: 2002-03-19
Abstract: PROBLEM TO BE SOLVED: To decide a projection plane without lowering the work efficiency of a user in the case of obtaining a distance between two graphic elements. SOLUTION: The graphic elements to obtain the distance are specified from a stereoscopic graphic displayed at a display means (S1010 and S1030), a projection standard is decided on the basis of a line-of-sight direction and the geometric information of the respective graphic elements and the projection plane is decided on the basis of the projection standard (S1060). The respective graphic elements are projected on the decided projection plane (S1080) and the shortest distance between the specified graphic elements is obtained from the projected graphic elements (S1090).
Patent JP-2003272891-A (JP)
Title: Surge absorbing sheet and electronic part with above
Inventor: ASAI YASUTOMI
IPC: H05F3/02
Filed: 2002-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surge absorbing element being able to make a discharge area suitably bigger and an electronic part equipped with above.  <P>SOLUTION: The surge absorbing sheet 20 is equipped with a laminate substrate 10 with surface layer wirings 15, 16 and inner layer wirings 17, 18 formed by laminating a plurality of ceramic layers 11 to 14, 20 with wiring layers formed on the surface and the inside, and at least one of the plurality of ceramic layers is structured with a surge absorbing material made of a mixture of an insulator and a conductor formed in a sheet shape.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003278626-A (JP)
Title: Fuel injection nozzle
Inventor: KAZARI MASAHIDE
IPC: F02M61/08
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To perform spray suitable for an operation state in a wide range of operation load of an engine by providing a plurality of fuel spray holes suitable for an operation condition of the engine as fuel injection nozzles and switching the fuel spray holes performing spray or simultaneously using the fuel spray holes.  <P>SOLUTION: A main fuel valve 24 and a sub-fuel valve 30 are provided on a main fuel flow passage 22 continuous to the main fuel spray hole 20 and a sub-fuel flow passage 28 continuous to a sub-fuel spray hole 26, respectively. By switching or opening/closing the valves 24 and 30, one or both of the fuel spray holes 20 and 26 are used.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003283333-A (JP)
Title: Pll frequency synthesizer and communication apparatus using the same
Inventor: TAKAI KIYOBUMI
IPC: H03L7/18
Filed: 2002-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a PLL frequency synthesizer and a communication apparatus using the same which is miniaturizable, facilitates providing requirements for designing a PLL loop on the occasion of switching a target communication apparatus, and outputs a local oscillation signal having characteristics suited to each communication system.  <P>SOLUTION: The PLL frequency synthesizer 1 has a PLL loop circuit comprising: a voltage controlled oscillator 2 capable of switching its oscillation frequency to required local oscillation signal frequencies for a plurality of communication systems different in frequency band; a PLL-IC 3 to which a part of an output signal from the oscillator is inputted and which allows a charge pump output current to be switched according to the plurality of communication systems; and a loop filter 4 having a fixed transfer function. The PLL loop circuit is so constituted that the phase of an open loop transfer function ranges between -140° and -130° at a gain crossing frequency, when the charge pump output current to the PLL-IC is switched.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003281190-A (JP)
Title: General purpose data retrieval method
Inventor: ADACHI FUMIYOSHI
IPC: G06T7/00
Filed: 2002-03-22
Abstract: <P>PROBLEM TO BE SOLVED: To realize a general purpose data retrieval method, enabling extraction of neighboring data by desired retrieved data by unifically composing various data of a test, an image and voice.  <P>SOLUTION: According to the general purpose data retrieval method, a file data set is formed from a number of file data expressed in a bit pattern or a byte pattern, a plurality of vectors having a designated length are cut out from each file data to form a set of cutout vectors, and on the other hand, data to be retrieved is processed by the same procedure to form a set of retrieved cutout vectors having the same length, whereby various data of a text, an image and voice can be unifically retrieved. By the mathematical conversion of cutout vectors, data having deep relationship can be determined to be similar data in spite of pattern deformation such as cycle, substitution and replacement, and compression of the number of dimensions is enabled. Further, retrieval beyond a little numerical difference is enabled by quantization, and simultaneously the number of vectors can be compressed remarkably. Further, high retrieval speed can be realized by creating a reverse retrieval information file.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002320733-A (JP)
Title: Pattern display device for game machine
Inventor: ASAI YASUHIRO
IPC: A63F7/02
Filed: 2002-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a pattern display device for a game machine allowing a player to enjoy the change of a display board surface in addition to enjoying a game by displaying the display contents of a liquid crystal display board as patterns to give variety to the change of the display board surface. SOLUTION: Identification codes allowing the recognition of a prescribed combination at the occurrence of a big hit are attached to the patterns selected from a plurality of pattern groups and displayed on pattern display regions 20a-20c of the liquid crystal display board 20.
Patent JP-2003285193-A (JP)
Title: Welding device and welding method
Inventor: KINOSHITA SHIN
IPC: B23K26/00
Filed: 2002-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a welding device in which the structures of welding and thermally affected parts are improved.  <P>SOLUTION: This welding machine comprises a storage means 21 for storing a target cooling curve based on a target continuous cooling transformation curve of a member 1 to be welded and control means 20, 22 for controlling a temperature lowering rate in a way that the temperature lowering rate of the welded part of the member 1 to be welded and the stored target cooling curve correspond to each other.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003312123-A (JP)
Title: Method for manufacturing ink jet recording sheet
Inventor: KAWASAKI KATSUHIKO
IPC: B41J2/01
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing an ink jet recording sheet which is free from the generation of cracks in a coating layer in the drying process and has a good coating face, with high ink absorption, in a method for manufacturing an ink jet recording sheet comprising at least two ink receiving layers, formed on a support.  <P>SOLUTION: The ink receiving layers are formed by a simultaneous coating process and at least one of the ink receiving layers contains a resin with a (meth)acrylamide copolymer or a lactam group. The resin is preferably an alkylacrylamide copolymer, a polyvinyl pyrrolidone or a polyvinyl caprolactam.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003279410-A (JP)
Title: Light detecting device
Inventor: AKIBA MAKOTO
IPC: H04N5/374
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a light detecting device having high light detection sensitiv ity by decreasing noises as much as possible.  <P>SOLUTION: The light detecting device comprises a light detector 1, a JFET 2 which reads detection signals of the light detector 1, an OP amplifier 3 which amplifies the signals read by the JFET 2, a feedback circuit which returns the output of the OP amplifier 3 to the JFET 2 through a feedback capacity 4, and a reset circuit which conduct a reset by discharging charges of the feedback capacity 4 through a MOSFET S1. A drain or source of the MOSFET S1 for reset is applied a voltage through a resistor R2 which is the same level of the gate voltage of the JFET 2, and a switch S2 is connected through a resistor Rl between a drain or source of the MOSFET S1 and the feedback capacity 4 which is controlled to be off if the MOSFET S1 is off, and to be on if the MOSFET S1 is on.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003277530-A (JP)
Title: Composite material and its production method
Inventor: HAYASHIBARA MIKIYA
IPC: B29K105/06
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a thermoplastic resin fiber reinforced composite material having a high fiber content and a good impregnation state of a resin by a simple step.  <P>SOLUTION: The thermoplastic resin fiber reinforced composite material is obtained by coating a monomer and/or an oligomer of a thermoplastic resin on the surfaces of high strength and high modulus organic fibers, and then polymerizing the monomer and/or the oligomer to effect integration.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003282977-A (JP)
Title: THERMOELECTRIC CONVERSION ELEMENT MADE OF SiGe THERMOELECTRIC MATERIAL AND ITS MANUFACTURING METHOD
Inventor: SASAKI KOYO
IPC: H01L21/203
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that a tellurium compound of conventional thermoelectric materials has a relatively large figure of merit z as the figure of thermoelectric characteristics of about 2×10<SP>-3</SP>[1/K] at near ambient temperature, but is made of a harmful substance to bring about a problem in an environmental security, and an SiGe material has the figure of merit z of about 1×10<SP>-3</SP>[1/K], zT=about 1 and zT=100 or more to be a standard of a practical use cannot be obtained.  <P>SOLUTION: The thermoelectric conversion element comprises the SiGe thermoelectric material obtained by adding at least one type of group IIIB elements selected from the group consisting of B, Al, Ge and In, at least one type of group VB element selected from the group consisting of P, As and Sb or carbon (C) of 1 to 10 atomic % as a dopant to an Si/Ge superlattice structure or its alloy, and incompletely epitaxially growing the material.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003287706-A (JP)
Title: Optical system for uniformly irradiating laser beam
Inventor: OKAMOTO TATSUKI
IPC: H01L21/268
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a variation of intensity distribution in a small visual field beam caused by an interference between split beams in an optical system for uniformly irradiating a laser beam in which the homogeneity of the irradiation laser beam on a face to be irradiated is improved on the occasion of the laser process of a material to be irradiated.  <P>SOLUTION: The optical system consists of a laser beam split means to split the laser beam from a laser beam source two-dimensionally in a beam cross section, and a superposition irradiation means to superpose the split beams on a face to be irradiated and irradiates the face with the split beam. The laser beam split means makes the width of the split beam into 1/2 times or more of a spatial coherence distance in the direction of the cross section in the laser beam cross section. Two cylindrical lens arrays arranged orthogonal to each other are used as a laser beam split means. A retarder plate or an optical rotation plate is used to reduce or prevent the interference between adjacent split beams, thereby uniformization is achieved.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002308458-A (JP)
Title: Tension means transmission device for processing flat printed body
Inventor: KARSTEN KERUM
IPC: B65H5/02
Filed: 2002-03-28
Abstract: PROBLEM TO BE SOLVED: To vary the position of a wheel whose position can be varied without interfering with a transmission device. SOLUTION: A tension means transmission device has geometric constitution such that when the position of a second wheel 36.3 is adjusted so that shaft interval A is widened and made to narrow in the first and second cases respectively, the pretension of a tension means is kept constant at least actually without changing the position of an extension means tensioner 36.4 by decreasing the winding of the extension means tensioner 36.4 in the first case and by increasing the winding of the extension means tensioner 36.4 in the second case.