baber/WOPTO huggingface dataset:
Patent JP-2005203856-A (JP)
Title: Wireless communication system and transmission mode selection method
Inventor: OTA ATSUSHI
IPC: H04J11/00
Filed: 2004-01-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system and method for estimating a PER characteristic from a region of a preamble or the like and selecting an optimum transmission mode in MIMO technology from the result, when applying MIMO technology to a wireless LAN so as to extend the wireless LAN.  <P>SOLUTION: In a wireless LAN system employing the MIMO technology, a transfer function h<SB>j, i</SB><SP>[k]</SP>, with respect to a k-th (1≤k≤N<SB>SC</SB>: k is an integer) between an i-th antenna in a first antenna group and a j-th antenna in a second antenna group, is acquired by using a signal with a known pattern provided to a received signal as a reference signal, an evaluation function F(H<SB>k</SB>) on the basis of a transfer function H<SB>k</SB>is generated, an optimum transmission mode, corresponding to the evaluation function, is searched from a conversion table and a wireless signal is transmitted/received in the transmission mode.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005203000-A (JP)
Title: Magnetic data reader and recording device
Inventor: IMAE TOSHIHIRO
IPC: G11B5/02
Filed: 2004-01-13
Abstract: <P>PROBLEM TO BE SOLVED: To prevent misreading of information read from a magnetic stripe due to a noise.  <P>SOLUTION: A magnetic data reader which reads information from a magnetic stripe arranged on a recorded object with a magnetic head is provided with; a magnetic head motor which makes the magnetic head scan the fixed and supported magnetic stripe; an amplifier which is moved together with the magnetic head by the magnetic head motor and amplifies an analog signal outputted from the magnetic head; a control board which controls the magnetic data reader concerned based on the analog signal amplified with the amplifier; and a flexible cable which is bent and stretched following the move of the amplifier and also transmits the analog signal to the control board from the amplifier.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005199225-A (JP)
Title: Plotting method, plotting apparatus, device and electronic equipment
Inventor: NAGAE NOBUAKI
IPC: B05C11/00
Filed: 2004-01-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a plotting apparatus in which the precision of a liquid droplet to be landed on a substrate from each of discharge heads can be improved by correcting a relative position of each of discharge heads to the substrate even when an error is produced at the work of assembling a plurality of discharge heads.  <P>SOLUTION: This method for plotting a pattern by constituting the plurality of discharge heads integrally and discharging the liquid droplet toward the substrate from each of discharge heads comprises a preliminary liquid droplet discharging step S102 to discharge the liquid droplet from each of discharge heads toward a standard plate on which a plurality of target positions of the liquid droplet to be landed are specified, detection steps S103-S105 to detect a positional deviation between a target position and a liquid droplet-landed position, an error calculating step S106 to calculate a relative position error of each of discharge heads to the standard plate on the basis of the detected positional deviation and correction steps S107, S123 to change the relative position of each of discharge heads to the substrate one by one on the basis of the calculated relative position error when the liquid droplet is discharged toward the substrate.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005210206-A (JP)
Title: Echo canceller
Inventor: NOMURA NORIO
IPC: H04M1/60
Filed: 2004-01-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an echo canceller whereby both parties can make a pleasant speech wherein howling is hardly generated even when both the parities make a hands-free speech.  <P>SOLUTION: An estimate arithmetic section 108 estimates an impulse response of an echo path of its own terminal. An HJ register 102 stores an estimate value by the estimate arithmetic section 108. An HM register 103 stores the estimate value outputted from the HJ register 102. A first subtraction section 106 subtracts an arithmetic result of a convolution arithmetic section 104 for carrying out convolution by using the estimate value of the HM register from an input signal. A first attenuation section 112 attenuates a subtraction result of the first subtraction section 106 in a state of howling by using a gain gs less than 1. A second arithmetic section 107 subtracts the arithmetic result at a convolution arithmetic section 105 on the basis of the attenuation result of the first attenuation section 112.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005206404-A (JP)
Title: Method of reforming methane to gaseous hydrogen and reforming reaction furnace for methane
Inventor: HANAMURA KATSUSATO
IPC: C01B3/38
Filed: 2004-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To reform methane gas into hydrogen by using solar energy.  <P>SOLUTION: The furnace main body 1 of a reforming reaction furnace has a reforming treatment section 2 and a heating section 3. A heat exchange layer 4 for pre-heating a treating gas and absorbing the heat of a produced gas after reforming and a catalyst layer 5 for reforming the treating gas are filled in the reforming treatment section 2. Flow passages for the treating gas and the produced gas after the reforming are formed in the reforming treatment section 2 and the heating section 3, the heating section 3 is heated by the solar energy, and methane gas sent from the outside of the furnace main body 1 as the treating gas is preheated and reformed to produce hydrogen in the reforming treatment section and the produced gas in which the heat is radiated to the heat exchange layer 4 is sent to the outside of the furnace main body.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005210307-A (JP)
Title: Interactive cm information communication system interlocked with digital television broadcast system
Inventor: MITA YOSHIYUKI
IPC: H04N21/258
Filed: 2004-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system capable of transmitting/receiving CM information, information associated with CM and reaction information corresponding to user information in digital television broadcast.  <P>SOLUTION: The interactive CM information communication system comprises a digital television broadcast system providing a digital television broadcast; a server interlocked with the digital television broadcast system to perform interactive communication with a televiewer; and a user receiver of the televiewer. The server comprises a means for storing a plurality of pieces of CM information; a user information storage means; a means for judging a user receiving a digital television broadcast from the user receiver; a means for selecting CM information on the basis of the user information thus judged; a CM information delivery means; and a means for receiving reaction information to the CM information.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005209815-A (JP)
Title: Positive thermistor
Inventor: NAGAO YOSHITAKA
IPC: H01C7/02
Filed: 2004-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a positive thermistor having an improved anti-flash voltage characteristic.  <P>SOLUTION: A first electrode 4 having an ohmic property is formed on the entire surface of each opposite principal plane 2a of a positive thermistor element 2. On the first electrode 4, a second electrode 5 is formed. At least one space 6 is formed between the peripheral edge 5a of the second electrode 5 and the peripheral edge 4a of the first electrode 4. The first electrode 4 has a thickness t4 of 0.18 μm or less, and the second electrode 5 has a thickness t5 two or more times as large as the thickness t4 of the first electrode 4. By this structure, the anti-flash voltage characteristic can be improved.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005206511-A (JP)
Title: Hyaluronic acid production promoter and composition of external preparation for skin
Inventor: YOSHIDA HIROYUKI
IPC: A61K8/30
Filed: 2004-01-22
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a hyaluronic acid production promoter that is useful for skin antiaging or treating diseases followed by abnormal decomposition of hyaluronic acid, has slight influence on the human body and is safe by promoting hyaluronic acid production ability by cell and a composition for external preparation for skin, which fundamentally ameliorates skin function by increasing hyaluronic acid synthesis ability which a cell itself originally has, keeps firmness and moisture of the skin and prevents or ameliorates wrinkles, dry skin, tanned skin and aged skin.  <P>SOLUTION: The hyaluronic acid production promoter and the composition of external preparation for skin comprise 3-methylcyclopentadecanone and N-methyl-L-serine or its salt.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005217540-A (JP)
Title: Interphone system
Inventor: IHIRA YASUHISA
IPC: H04M9/00
Filed: 2004-01-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an interphone system hardly causing a difference among levels of speech signals even in the case of combining a plurality of kinds of interphone slave units.  <P>SOLUTION: The interphone system (comprising a master unit A and sub master units B1, B2) discriminates types of slave units C1, C2,... whose speech paths are formed and sets a gain of an amplifier 16c to a value proper to the types of the C1, C2,... on the basis of a result of the discrimination thereby adjusting a received signal from the slave unit C1 to a proper level.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005217154-A (JP)
Title: Method for manufacturing solid-state image pickup device
Inventor: KODA TOSHIAKI
IPC: H01L27/14
Filed: 2004-01-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a solid-state image pick-up element for improving productivity and electrical reliability.  <P>SOLUTION: The method for manufacturing the solid-state image pick-up element comprises: a preparation process for preparing a semiconductor wafer in which a plurality of solid-state image pickup elements having a pad section for joining wire bonding each are formed; an organic thin-film layer removal process for removing an organic thin-film layer deposited at the pad section to the semiconductor wafer; a dicing process for dicing the semiconductor wafer by a dicing blade after the organic thin-film layer removal process; a junction process for joining each of the plurality of solid-state image pickup elements broken into pieces by the dicing process to a package having an inner lead section; and a wire bonding process for joining the pad section to the inner lead section by wire bonding.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005222752-A (JP)
Title: Flat cable locking structure and image processing device
Inventor: YOKOTA MASAHIKO
IPC: H01B7/08
Filed: 2004-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a highly reliable locking structure for a flat cable capable of carrying out bending and stretching, positioning as well as fixing of a flexible flat cable without the need of any components for locking it.  <P>SOLUTION: In the flat cable locking structure for locking a flat cable electrically connecting between electric circuits of a device main body, a groove part 28 pinching the flat cable 8 with an extension direction changed by bending in its thickness direction is integrally formed with a case of the device main body, and the groove part 28 is formed by bending so as to pinch the bent flat cable 8 with planes different in the extension direction.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005220638-A (JP)
Title: Snow melting mat
Inventor: HAGIWARA YOSHIAKI
IPC: E01H5/10
Filed: 2004-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a snow melting mat for reducing the number of part items, easy in assembling, having high snow melting efficiency, reducing a risk of slipping, superior in installation stability, and storable in a narrow storage space by compactly being folded.  <P>SOLUTION: This snow melting mat has a constitution installed on the reverse side of a top plate 1a of a panel-like mat 1 along respective rows of an opening 1b by inserting a heating element 3 into a metallic pipe 2, by longitudinally and collapsibly connecting several sheets of flexible panel-like mats 1 by a connecting part 4 by forming several rows of the opening 1b in the lateral direction on the top plate 1a. Snow melting efficiency is enhanced since heat from the heating element 3 directly melts snow on the mat 1 by passing through the opening 1b, and the opening 1b exhibits nonslipping action, and installation stability is improved even when laid and placed on a irregular ground surface since the mat 1 has flexibility. Assembling is also facilitated by reducing the number of part items.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005218992-A (JP)
Title: Influent pipe with rectification mechanism
Inventor: CHIGUSA TAKEMICHI
IPC: C02F1/00
Filed: 2004-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an influent pipe with a rectification mechanism which is used to obtain a uniform flow in the tank without causing a swirling flow when making liquid flow into a water tank.  <P>SOLUTION: In the influent pipe with the rectification mechanism that makes the liquid flow into the tank, at least a part of the influent pipe disposed in the tank is shaped in a screen made of punching metal, a perforated pipe, wedge wire, etc., and a rectification member for making a water flow vertical to an influent pipe cross section vortex is installed in the influent pipe, thereby generating radially uniform water flow from the influent pipe.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005221179-A (JP)
Title: Freezing air conditioner
Inventor: TAKASHITA HIROBUMI
IPC: F24F11/02
Filed: 2004-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To keep stable operation by detecting short-circuit on the basis of an operating situation of a freezing air conditioner, and notifying the same, for example, to a system of upper level executing centralized control.  <P>SOLUTION: This freezing air conditioner comprising a heat source machine A incorporating a compressor 1, a heat source device-side heat exchanger 3 and a heat source device-side air blower, and an indoor machine B incorporating a use-side heat exchanger 6, further comprises an outside air suction temperature detecting means T2 for detecting the outside air suction temperature of the heat source device A, a discharge pressure detecting means P1 for detecting the discharge pressure of the compressor 1, and the short-circuit detecting means 9 for detecting the short-circuit on the basis of correlation of outside air suction temperature and compressor discharge pressure in an operating state of the heat source machine A.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005219919-A (JP)
Title: Film carrying unit
Inventor: MASUDA SHIGERU
IPC: H04N1/00
Filed: 2004-02-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a film carrying unit in which a photographic film is not caught at a connected point between a common winding part and a carrying passage even when the photographic film has a cut.  <P>SOLUTION: This film carrying unit 4 is provided with a first carrying passage R1 to carry the film, a first opening part K1 provided on the passage, a second carrying passage R2 to carry an APS film, a second opening part K2 provided on the passage, a movable carrying unit 35 in which the passages R1 and R2 are provided, the common winding part M to wind either film, an electric motor 37 to move the movable carrying unit 35 along the film width to connect either of the first and the second passages R1 and R2 to the winding part, a first guide part formed on the passage end side of the first carrying passage R1, and a second guide part provided at a facing position to the first guide part to be formed on the side of the common winding part M. At the connected point between the guide parts, an extended part is formed from one side toward the other side.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005224980-A (JP)
Title: Liquid vessel and liquid consumption device
Inventor: KIMURA KIMITOSHI
IPC: B05C5/00
Filed: 2004-02-10
Abstract: <P>PROBLEM TO BE SOLVED: To obtain detailed information including frequency of use, in terms of an actual use state of a liquid jet apparatus.  <P>SOLUTION: This liquid vessel, inside which a liquid supplied to a liquid consumption device is stored, is detachably attached to the liquid consumption device, and equipped with storage means 32 and 42 which can rewrite data by a writing means of the liquid consumption device. In the storage means 32 and 42, data on a history of cleaning performed in the liquid consumption device are stored by distinguishing between manual cleaning and timer cleaning.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005228952-A (JP)
Title: Substrate for photovoltaic element, forming method thereof, and semiconductor device
Inventor: YAJIMA TAKAHIRO
IPC: H01L31/04
Filed: 2004-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a substrate for photovoltaic elements in which a portion causing a short-circuiting state is removed where yields are decreased in the production of the photovoltaic element, and to provide a method for forming the substrate for photovoltaic elements.  <P>SOLUTION: In the substrate for photovoltaic elements made of a transparent conductive film, an abnormal growth section growing on the surface is dissolved by etching with an acid or an alkali solution.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004158883-A (JP)
Title: Semiconductor wafer polishing apparatus and its polishing method
Inventor: SAITO HARUMITSU
IPC: B24B37/04
Filed: 2004-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor wafer polishing apparatus which can be located in a clean room and in which the semiconductor wafer is transferred to the next process by a wafer carrier used in the clean room generally after cleaning and drying the polished semiconductor wafer without contaminating the clean room, and also to provide its polishing method.  <P>SOLUTION: In the semiconductor wafer polishing apparatus, a polishing section 2 for polishing the semiconductor wafer 4 and a cleaning section 30 for cleaning the semiconductor wafer 4 are contained in a box 1 having side walls. A partition wall 22, which separates the polishing section 2 and the cleaning section 30, and a transferring mechanism 24 which transfers the polished semiconductor wafer 4 from the polishing section 2 to the cleaning section 30 through the opening 22a of the partition wall 22, are positioned in the box 1. The box is rectangularly flat, and a cassette 17 holding the semiconductor wafer 4 before polishing and a cassette 45 containing the semiconductor wafer 4 after polishing are located on the same side of the box 1.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2005230839-A (JP)
Title: Laser beam machine
Inventor: YAMAZAKI TSUNEHIKO
IPC: B23K26/04
Filed: 2004-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a laser beam machine in which deterioration in machining quality is prevented by making the optical path length of a laser beam short and almost fixed.  <P>SOLUTION: In the laser beam machine, a first refracting means 40 in a first light guiding part 4 is driven to be moved, thus, without depending on the moving position of a laser machining head 3, the optical path length of a laser beam can be made almost fixed, and machining quality can be made almost fixed. Further, even if the optical path length is fixed, in the case it is long, the converging degree of the laser beam is lowered and machining quality is deteriorated as well, however in the above laser beam machine, a second reflecting means 41 for taking the laser beam into a second light guiding part 5 is arranged at a position opposite to the first reflecting means 40, thus, the optical path length from the first reflecting means 40 to the second light guiding part 5 is made relatively short, and the whole of the optical path length can be shortened as well. In this way, the machining quality in laser beam machining can be made satisfactory.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005230642-A (JP)
Title: Coating nozzle for protective film material
Inventor: TAGUCHI SHUSUKE
IPC: B05B1/04
Filed: 2004-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coating nozzle for a protective film material with which an excellent coating film having uniform and desired film thickness distribution is formed in the application of a coating liquid for the protective film.  <P>SOLUTION: This coating nozzle for the protective film material is provided with a tip part 1 formed from a part of a spherical surface, a cylindrical drum part 3 extending to the tip part 1 and incorporating a hollow axial core 2, a coating liquid supply passage 2 formed by closing the hollow axial core 2 with the inside of the tip part 1 and having a blind tube structure, and a discharge part composed of a linear slit 4 having a depth reaching the coating liquid supply passage 2 from the tip part 1. A closed end part 5 of the coating liquid supply passage 2 is formed from a semi-spherical surface 5a, and passage wall surfaces 4c and 4d are formed from the most deep linear grooves 4a and 4b of the linear slit 4 and both spherical surfaces of the tip end part spherical surface 1a and the semi-spherical surface 5a respectively extending to the linear grooves 4a and 4b. The distance L between both the spherical surfaces 1a and 5a of the wall surfaces 4c and 4d is in a range equal to or larger than the radius (r) of the close end part semi-sphere 5a and equal to or smaller than the diameter (2r) of the semi-sphere 5a.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005230159-A (JP)
Title: Treatment tool for endoscope, endoscope and treatment tool system for endoscope
Inventor: OKADA TSUTOMU
IPC: A61B1/00
Filed: 2004-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a treatment tool for endoscope and an endoscope which can house a treatment tool insertion part compactly to make hand operation short in time and easy in operation, and can operate a housing part and the operation part of the treatment tool without interfering with surroundings at the time of inserting and ejecting the treatment tool insertion part.  <P>SOLUTION: Forceps (the treatment implement for the endoscope) 1 comprise: a flexible insertion part (the treatment implement insertion part) 7 for which a pair of forceps (treatment implement distal ends) 2 and 3 are connected to the tip, and which can be inserted into the forcep channel of the endoscope; the housing device 8 for storing the flexible insertion part 7; and the operation part for operating the pair of forceps 2 and 3. The housing device 8 comprises: a housing body 11; a columnar roll-like member 12 whose center shaft is freely rotatably pivoted to the housing body 11, capable of supporting the proximal end of the flexible insertion part 7 and winding the flexible insertion part 7 on the outer peripheral surface; and an attaching part 13 provided on the housing body 11 and formed so as to be attached to and detached from the endoscope.  <P>COPYRIGHT: (C)2005,JPO&NCIPI