baber/WOPTO huggingface dataset:
Patent JP-2004265901-A (JP)
Title: Conductive paste, circuit forming substrate using the same, and its manufacturing method
Inventor: SUGITA YUICHIRO
IPC: H01B1/20
Filed: 2003-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a circuit forming substrate having high connection reliability by stably forming high-quality via-hole conductors with less variations.  <P>SOLUTION: Conductive paste is made of conductive particles composed of primary particles and aggregates formed by aggregating primary particles and having a mean particle diameter of 0.5-20 μm and specific surface areas of 0.07-1.7 m<SP>2</SP>/g, and a binder containing a thermosetting resin as the main component. The inexpensive circuit forming substrate having high connection reliability is manufactured by using the conductive paste.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004231703-A (JP)
Title: Semiconductor sealing epoxy resin composition and semiconductor device
Inventor: YAMAMOTO MASARU
IPC: H01L23/31
Filed: 2003-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor sealing epoxy resin composition which contains no halogen or antimony and achieves high reliability in terms of humidity resistance without deteriorating its molding property.  <P>SOLUTION: The semiconductor sealing epoxy resin composition essentially comprises an epoxy resin, a hardener, a hardening accelerator, an inorganic filler and a flame retardant. Here, a dicyclopentadiene epoxy resin of formula (1) is used as the epoxy resin to achieve the high reliability in terms of humidity resistance. An organophosphorus compound of formula (2) is used as the flame retardant to achieve high flame retardance without deteriorating the molding property and without using any halogen compound or antimony compound.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004234166-A (JP)
Title: Assembly process display device and its method
Inventor: EBINA ISAO
IPC: G05B19/418
Filed: 2003-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an assembly process display device and its method for realizing realistic display wherein the movable parts of an already assembled component group or peripheral facilities or the like are taken into consideration.  <P>SOLUTION: This assembly process display device 1 is configured to make a display part 3 display an assembly process to assemble a plurality of constituting components. This assembly process display device 1 is provided with: a change judging part 14 for judging whether it is necessary to change the status of an already assembled component group in an element operation; a work shape display part 15 for making the display part 3 display the shape of the already assembled component group in its changed status when the change judging part 14 judges that it is necessary to change the status of the already assembled component group; and a working position display part 16 for making the display part 3 display the working position of the element operation with respect to the already assembled component group in its changed status.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004233713-A (JP)
Title: Data-side driving circuit of display device
Inventor: MATSUDA SATORU
IPC: G09G3/20
Filed: 2003-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To automatically switch a bias current corresponding to source voltage.  <P>SOLUTION: When an output CLK' of a comparator 21 is inputted to a source voltage determination circuit 50, the gradient of the waveform of the CLK' is detected inside the circuit and the source voltage determination circuit 50 outputs an "H" level when a source voltage Vcc to the comparator 21 is Vcc1, and outputs a pulse signal each time the CLK' rises and falls when Vcc=Vcc2 (Vcc1>Vcc2). Then a bias switching signal generating circuit 60 outputs a bias switching signal BIC="L" level to a bias control circuit 22 when Vcc=Vcc1, and outputs a BIC="H" level in synchronism with a 2nd pulse signal when Vcc=Vcc2.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003303428-A (JP)
Title: Control apparatus and optical disk apparatus
Inventor: WATANABE KATSUYA
IPC: G11B7/09
Filed: 2003-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tracking control apparatus and an optical disk apparatus having the ability of making a lens shift zero even for an apparatus using no phase contrast tracking error signal and having no phase contrast adjusting circuit and for an optical pickup having a simple split photodetector for example.  <P>SOLUTION: A tracking control apparatus comprises an signal processing section 140, a lens characteristics measuring section 162 and an optimum lens position searching section 164. The signal processing section 140 acquires a first address and second address of an optical disk 110. The lens characteristics measuring section 162 successively generates offset set value so that the position of a converging lens 22 is moved by an actuator 23 at predetermined spatial intervals, and counts the number of times both the first address and the second address are acquired at each position to which the converging lens 22 is moved. The optimum lens position searching section 164 searches for a maximum value of the address acquisition count, and moves the converging lens 22 using the actuator 23 based on the offset set value when the acquisition count reaches a maximum value.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004236554-A (JP)
Title: Plant cultivation apparatus and plant cultivation method
Inventor: YAMAMOTO MASAHIRO
IPC: A01G9/02
Filed: 2003-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a plant cultivation apparatus for excellently growing plants on an artificially formed medium.  <P>SOLUTION: The plant cultivation apparatus comprises longitudinally and laterally arranged pots 2, a plug tray 1 having an almost flat plate-like plug tray body 4 formed by connecting the pots 2 with each other in a dividable manner, and a container 8 filled with soil 10 for plant cultivation. The artificially formed medium 7 as a seed bed is filled in at least one of the pots 2 of the plug tray 1. The seedling of plant is planted on the artificially formed medium 7. The plug tray body 4 is divided so as to include the pot 2 filled with the artificially formed medium 7, and finally the divided plug tray bodies 4a are buried under the soil 10 for plant cultivation of the container 8.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004241550-A (JP)
Title: Semiconductor device
Inventor: TOKIMINE YOSHIKAZU
IPC: H01L21/8246
Filed: 2003-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To improve the reliability by preventing peeling between a barrier metal layer 4 and a conductive film 5 thereon, in a capacitor electrode structure with high oxidation resistance in which a dielectric capacitor is formed on a plug 3 via the barrier metal layer 4 and the conductive film 5 having oxygen-barrier properties.  <P>SOLUTION: The pattern of the barrier metal layer 4 is formed so as to have a cylindrical exposed face, and the oxygen-barrier conductive film 5 on the barrier metal layer 4 is made to come into contact not only with the upper surface of the barrier metal layer 4, but also with the cylindrically formed contact face of the barrier metal layer 4 having an axis in a direction vertical to a semiconductor substrate 1.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004241569-A (JP)
Title: Distributed feedback semiconductor laser device and method for manufacturing the same
Inventor: KOBAYASHI HIROHIKO
IPC: H01S5/22
Filed: 2003-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a distributed feedback laser device reluctant to oscillate in the short wavelength side mode and easy to oscillate in the long wavelength side mode.  <P>SOLUTION: Lower barrier layers and lower well layers narrower in band gap than the lower barrier layers are alternately laminated for the constitution of a lower quantum well structure that extends in the direction of the resonator. An intermediate layer is arranged on the lower quantum well structure, and it has a band gap wider than that of the lower barrier layers. Upper quantum well structures are built on the intermediate layer, periodically arranged in the direction of the oscillator. They comprise upper well layers and upper barrier layers wider in band gap than the upper well layers, and are alternately laminated.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004241254-A (JP)
Title: Method of manufacturing superconducting oxide wire
Inventor: YAMAZAKI KOHEI
IPC: H01B12/10
Filed: 2003-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing superconducting oxide wire having a high critical current.  <P>SOLUTION: In the method of manufacturing the superconductivity oxide wire, the following characteristics are provided. The wire in the state of raw material powder of oxide superconductor containing Bi2223 phase covered by metal is produced. A plurality of times of heat processes are carried out to the wire. At least one heat process out of the plurality of heat processes carried out to the wire is carried out with oxygen concentration at ≤ 15% and in two steps of sintering. The high temperature sintering of the two steps sintering is carried out at ≥835°C and ≤845°C.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004240222-A (JP)
Title: Zoom lens
Inventor: ORI TETSUYA
IPC: G02B15/20
Filed: 2003-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a zoom lens to be mounted on a digital camera and a video camera and constituted of three groups, whose distortion aberration, curvature of field and spherical aberration are simultaneously excellently corrected by regulating the aspherical shape of the aspherical lens of the 1st lens group and which achieves high resolving power.  <P>SOLUTION: The zoom lens is constituted of the 1st negative lens group G<SB>1</SB>, a 2nd positive lens group G<SB>2</SB>including a diaphragm 3 and a 3rd positive lens group G<SB>3</SB>in order from an object side. In the case of varying power from a wide angle side to a telephoto side, space between the 1st and the 2nd lens groups G<SB>1</SB>and G<SB>2</SB>is decreased and space between the 2nd and the 3rd lens groups G<SB>2</SB>and G<SB>3</SB>is increased. In the case of focusing from an infinity side to a short distance side, the 3rd lens group G<SB>3</SB>is moved to the object side. The 1st lens group G<SB>1</SB>is constituted of a 1st negative lens L<SB>1</SB>and a 2nd positive lens L<SB>2</SB>, and the shape of both surfaces of the 1st lens L<SB>1</SB>is regulated by an aspherical surface expression where aspherical surface coefficients have values in respective terms of 3rd order to 10th order with reference to height Y.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004237676-A (JP)
Title: Ink jet head
Inventor: FUKUI TETSURO
IPC: B41J2/045
Filed: 2003-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an ink jet head having a structure not affected by the thickness of a substrate for supporting a vibration plate and a piezoelectric/electrostrictive strain element, enhancing the dimensional precision of individual liquid chambers, reducing the irregularity of characteristics and suitable for the densification of nozzles.  <P>SOLUTION: In a unimorph type ink jet head having the individual liquid chambers communicating with discharge orifices, the vibration plate and the piezoelectric/electrostrictive strain element, a part of the inner wall of each of the individual liquid chambers is formed as a vibration part having the vibration plate and the piezoelectric/electrostrictive strain element is arranged on the vibration plate on the side of the individual liquid chambers.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004247881-A (JP)
Title: Broadcast system, and broadcast transmission/reception device and catv system
Inventor: HIROTA TORU
IPC: H04N5/44
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a CATV system which can communicate the state of addition and deletion of a network reliably and inexpensively to a broadcast reception device-side.  <P>SOLUTION: An operation network information adding part 110 is arranged between: a multiplexer 104 for multiplexing respective transport streams (TS) from a plurality of networks such as BS, CS, a ground wave and cable broadcast which transmit information required for receiving all channels of the network to which respective channels belong; and 64QAM modulators 105 for modulating the streams for retransmission. In all the networks which are created by an operation network information packet creating part 111 and are being operated at present, the operation network information adding part 110 substitutes an operation network information packet including individual network IDs and the frequency of at least one of the channels in the respective networks for a data packet into which null packets in respective TSs from the multiplexer 104 or the same data are inserted, repeatedly. The data packets are inserted into respective TS and are transmitted to the broadcast reception device-side.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004245500-A (JP)
Title: Heat exchanger
Inventor: SASAKI YOSHIHIRO
IPC: F28D9/02
Filed: 2003-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat exchanger capable of preventing the corrosion of a first tube and a second tube before happening, whereby the disadvantage in strength can be surely prevented.  <P>SOLUTION: The plurality of first tubes 21 and the plurality of second tubes 22 are successively alternately stacked in a state that penetrated first and second channels have the positional relationship approximately orthogonal to each other. A second refrigerant is circulated from a second inlet-side connection block 25 side to a second outlet-side connection block 26 side through the second channel connected to the second inlet-side connection block 25, the other end-side connection block 27 and the second channel connected to the second outlet-side connection block 26.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004248169-A (JP)
Title: Communications control system, communication control method and program, and communication terminal
Inventor: TAMURA TOSHIHIKO
IPC: H04L29/08
Filed: 2003-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To enhance secure communication between terminals in an IP communication network.  <P>SOLUTION: In the IP communication network 6, connection delay in the secure communication is avoided by constituting this communication control system so as to execute parameter exchange, key generation for securely performing communication between a transmitting side terminal 1 and a receiving side terminal 3 at the time of session control by providing each of the transmitting side terminal 1 and the receiving side terminal 3 with secure processing parts 1a, 3a consisting of parameter exchange processing parts 1b, 3b and key generation parts 1c, 3c under environment that a session control packet can securely perform communication hop by hop.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004249775-A (JP)
Title: Automatic transport system
Inventor: MASUDA TAKESHI
IPC: B61B13/00
Filed: 2003-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an automatic transport system including an unmanned running car capable of towing two carriages coupled in series, in which it is possible to uncouple carriages in different positions.  <P>SOLUTION: The unmanned running car 12 with which two carriages 14 and 16 are coupled in series is run along a guide line 102 for running. In a position apart for a certain distance to the right from the guide line 102, an uncoupling member 106 engaged with the side end 36 of a towing mechanism 22 of the unmanned running car 12 for making uncoupling from the carriage 14 and an uncoupling member 108 engaged with the side end 38 of a towing mechanism 28 of the carriage 14 for making uncoupling from the carriage 16 are installed at a certain spacing in the direction along the guide line 102. The guide line 102 is formed so that the part near the installing position of the uncoupling member 108 works as a detour path 102a offset a certain amount to the left relative to the other parts. Thereby the side end 36 of the towing mechanism 22 is prevented from engaging with the uncoupling member 108.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004258832-A (JP)
Title: Document retrieval system and document retrieval method
Inventor: MANABE TOSHIHIKO
IPC: G06F17/30
Filed: 2003-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To cope with a situation wherein a matched document is absent in an acquisition range, in a document retrieval system acquiring a document from the outside.  <P>SOLUTION: This document retrieval system acquiring a document from an external system on the basis of predetermined acquisition conditions has a learning means. The learning means executes retrieval with the acquired document as a target. When the matched document is absent in a retrieved result, the learning means executes the document retrieval by use of an external document retrieval system. When the matched document is present in the external document retrieval system, the learning means expands the acquisition conditions such that the matched document can be acquired.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004258235-A (JP)
Title: Zoom lens
Inventor: MORI MOTOHISA
IPC: G02B13/18
Filed: 2003-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a compact zoom lens whose total thickness is made small by making the lens thicknesses of respective lens groups small while securing high optical performance.  <P>SOLUTION: The zoom lens is constituted of a 1st lens group G1 having negative refractive power, a 2nd lens group G2 having positive refractive power and a 3rd lens group G3 having positive refractive power in this order from an object side. The 1st lens group G1 is constituted of a negative lens L11 turning its concave surface toward an image side and a positive lens L12 in this order from the object side, the 2nd lens group G2 is constituted of a biconvex positive lens L21 and a negative meniscus lens L22 turning its concave surface toward the image side in this order from the object side, and the 3rd lens group G3 is constituted of a positive lens L31. By making the 2nd lens group G2 act as a variable power group and the 1st lens group G1 act as a correction group, variable power is performed, and the 3rd lens group G3 is fixed when the power is varied.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004260493-A (JP)
Title: Loudspeaker call system for multiple dwelling house
Inventor: FUKUSHIMA MINORU
IPC: H04B3/06
Filed: 2003-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To reduce a sense of call interruption just after the start of a call while preventing unpleasant echo and howling and to shorten a period of time when the call is started until the call reaches a two-way simultaneous vall.  <P>SOLUTION: A nonvolatile memory 150 for storing initial values Lt(0)<SB>1</SB>to Lt(0)<SB>4</SB>optimum to every kind of opposite parties is provided in a master unit 1A and an auxiliary subsidiary master unit 1B. The initial values Lt(0)<SB>3</SB>, Lt(0)<SB>4</SB>for other call terminals (the auxiliary master unit 1B or the master unit 1A) for carrying out an extension call and a handset type outside house call terminal (a warning monitor panel 80) and the initial values Lt(0)<SB>1</SB>, Lt(0)<SB>2</SB>for a loudspeaker type outside house call terminal (an intercom slave unit 50 and a lobby interphone 60) can respectively separately be set. Thus, while preventing unpleasant echo or howling, a sense of call interruption just after the start of the call can be reduced and the period of time when the call is started until the call reaches the two-way simultaneous call enabled state can be shortened.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004266394-A (JP)
Title: Lighting controller of video camera
Inventor: SAKURAI TETSUO
IPC: H04N5/225
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To suppress the occurrence of an after image and power consumption while realizing high sensitivity at the time of monochrome imaging.  <P>SOLUTION: A switching mechanism 15 selectively switches the position of an infrared cut-off filter 13 and the position of optical glass 14, and the position where incident light to a CCD 12 passes through the infrared cut-off filter 13 and the position where the incident light passes through the optical glass 14 at the CCD 12 which has sensitivity to near-infrared light and visible light and is mounted with a color filter for causing the near-infrared light pass through. In the case of controlling the brightness of a LED 24 when the infrared cut-off filter 13 is located at a position where the incident light passes through, the brightness of the LED 24 is controlled in accordance with a desired frame of an imaged video signal. That can image an object brightly with little power.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004265192-A (JP)
Title: Information delivery and collection system for driving spc (special purpose company) practical use system by using internet
Inventor: NAKAMURA KAZUTAKA
IPC: G06Q40/06
Filed: 2003-03-03
Abstract: <P>PROBLEM TO BE SOLVED: To defeat the blockage of real-estate finance and the blockage of the practical use of a land.  <P>SOLUTION: This system is a SPC (Special Purpose Company) practical use system which creates business chances of related business parties concerned by defeating the blockages of real estate finance and the practical use of a land by combining a SPC invested by a single landowner (including related persons), and a lease system, an estate purchase system or an estate trust system, a new finance system, and a stable income maintaining system. The SPC system stores contents of the main part and the derivation part of each display screen(see Fig. 3); an electronic mail receiving part C1 of this system receives electronic mails M1s from customers, a customer information data collection part C2 collects customer information from these contents. While a database management part C3 stores the information in the database, a data totaling and analysis part C4 totals and analyzes the information. A customer information transmitting part C5 transmits customer information from the data totaling and analysis part to a specified place.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004265534-A (JP)
Title: Information processing device, information reproducing device, information processing method, and information reproducing method
Inventor: NISHIKAWA NAOHIRO
IPC: G11B20/10
Filed: 2003-03-03
Abstract: <P>PROBLEM TO BE SOLVED: To restart the reproduction of information at high speed without increasing power consumption.  <P>SOLUTION: For example, a magneto-optical disk 1 being a storage medium in which information is stored is rotated by a spindle motor 2. And reflected light from the magneto-optical disk 1 is detected by an optical head 3, this detected signal is supplied to a servo circuit 4, and servo is performed. Also, at the reproducing operation, information is read from the detected signal detected from the magneto-optical disk 1, a reproduced RF signal out of this is decode-processed by a decoder 6, and written in a buffer memory region of a non-volatile memory 8 such as MRAM or the like by a memory controller 9. Further, written data is transferred to a CODEC decoder 10 by the memory controller 9, the transferred data is developed, reproduction signal processing is performed, and an output digital signal is formed. This formed output digital signal is transferred to a D/A converter 13, and reproduction is performed.  <P>COPYRIGHT: (C)2004,JPO&NCIPI