baber/WOPTO huggingface dataset:
Patent JP-2004056275-A (JP)
Title: Power line carrier communication equipment and power line carrier communication filter
Inventor: KOBAYASHI HITOSHI
IPC: H04B3/54
Filed: 2002-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power line carrier communication equipment for selecting a low pass filter with a proper degree synchronously with transmission power to a power line and enhancing a power consumption efficiency of the low pass filter.  <P>SOLUTION: A transmission circuit of power line carrier communication is provided with: the low pass filter 6 whose degree is variable and a control circuit 5' for controlling a transmission amplifier 1 whose transmission power is variable and outputting a degree variable signal of the low pass filter 6. The transmission circuit selects the degree of the low pass filter providing efficient power consumption on the basis of the degree variable signal outputted from the control circuit 5' and synchronously with the control of transmission power to suppress occurrence of alias.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004056304-A (JP)
Title: Dialup communication method
Inventor: TAKAHASHI KOICHI
IPC: H04M3/00
Filed: 2002-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dialup communication method with which a user not familiar with an effective countermeasure such as introduction of software can prevent from being insidiously connected to an international phone call without asking for stopping of an international phone call.  <P>SOLUTION: When a terminal 10 rejects automatic call transmission switching, the terminal 10 informs an international phone server 6 managed by an international phone company about the the rejection of the switching via an Internet communication network 4. The international phone server 6 informs an international communication relaying apparatus 3 for relaying an international phone call about a telephone number whose relaying to an international phone is rejected on the basis of the information collected by the international phone server 6. The international communication relaying apparatus 3 does not relay call transmission with the notified telephone number to an international phone communication network.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004056337-A (JP)
Title: Frequency conversion circuit
Inventor: MOROTA AKINOBU
IPC: H03D7/14
Filed: 2002-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technology by which the influence of switching noises can be reduced in an amplifier circuit used for a frequency conversion circuit or the like.  <P>SOLUTION: The amplifier circuit 1 has a differential amplifier circuit 3 for a body and a constant current circuit 4. When an input signal is inputted to two pairs of differential input terminals 11, 12, the amplifier circuit extracts signals of the sum and the difference of frequencies of respective input signals from an output terminal 15 by differentially amplifying each input signal, and it also has a signal generating circuit 6 and a voltage impressing circuit 7. By constituting in such a manner, even if the switching noises having the frequency twice that of the input signal of one differential input terminal 11 and the same phase as that of the input signal leak out to the other differential input terminal 12, the noises can be canceled by generating a compensation signal, in which a voltage is changed in the opposite direction with the same frequency as that of the switching noises, in the signal generating circuit 6 and by impressing the compensation signal to the other differential input terminal by the voltage impressing circuit 7.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004049761-A (JP)
Title: Sacred tree
Inventor: IWANUMA HISAAKI
IPC: A47G33/00
Filed: 2002-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sacred tree to be offered on a Buddhist altar as a Buddhist ritual article in addition to usage as a Shinto ritual article through the use of pieces of paper different in color and pattern, and also to used as an excellent interior decoration.  <P>SOLUTION: The pieces of paper for the sacred tree includes one or not less than two kinds of base materials selected from the plurality of pieces of colored paper, cloth, metallic foil and plastic. Each one of the pieces is colored uniformly or in gradation, colored to be respectively different between the front and rear surfaces, colored to be partially different, or colored with a fluorescent or luminous paint material. Besides, the handle of the ritual sacred tree is constituted to be freely extended/contracted, or formed of a transparent base material with an internal light emitting body.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004051053-A (JP)
Title: Operation time interval calculation device
Inventor: KATSUTA KEIICHI
IPC: B61L25/04
Filed: 2002-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To enable the calculation of an operation time interval using an operation curve even in a station yard having a complicated linear shape.  <P>SOLUTION: A reference operation curve when a train travels singly is prepared concerning each of a preceding train and a following train based on station yard information, preceding train information, and following train information. The advance course completion time of a preceding train is calculated from an operation curve of the preceding train. Next, a condition for opening the not-opened advance course of a following train is found. A time satisfying the condition is calculated by the operation curve of the preceding train to obtain the advance course opening timing of the following train. The advance course completion time of the following train is calculated based on the advance course opening timing and the operation curve of the following train. An operation time interval between the preceding train and the following train is calculated based on the advance course completion time of the preceding train and the advance course completion time of the following train.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004057842-A (JP)
Title: Geothermal hot water treating method and geothermal hot water treating equipment
Inventor: IZUMI JUN
IPC: F03G4/00
Filed: 2002-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a geothermal hot water treating method and a geothermal hot gas treating equipment, in which the utility cost is low and the possibility of releasing H<SB>2</SB>S again in the environment is eliminated.  <P>SOLUTION: This geothermal hot water treating method characterized by being provided with at least an adsorption step to supply a H<SB>2</SB>S-containing noncondensible gas of relatively high pressure based on carbon dioxide to the front of an adsorption column packed with a H<SB>2</SB>S selectively adsorbing agent and discharge the residual gas from the back of the adsorption column, a desorption step to recover volume-reduced concentrated H<SB>2</SB>S from the front of the adsorption column by making relatively low the pressure of the adsorption column after the adsorption step is completed and purging the residual gas countercurrently from the back of the adsorption column, an absorption step to absorb the noncondensible gas containing the concentrated H<SB>2</SB>S recovered at the desorption step into geothermal hot water and make the pH of the geothermal hot water to be ≤7 and a recovery step to guide the H<SB>2</SB>S unabsorbed at the absorption step to the front of the adsorption column and mix the guided H<SB>2</SB>S in the noncondensible gas, is adopted.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004061207-A (JP)
Title: Infrared gas analyzer
Inventor: ARAYA KATSUHIKO
IPC: G01J3/42
Filed: 2002-07-26
Abstract: <P>PROBLEM TO BE SOLVED: To eliminate an interferences due to interference components when detecting multi-components, and suppress the lowering of gas measurement sensitivity with a detector arranged at subsequent stage as well.  <P>SOLUTION: Three pneumatic type detectors D1, D2 and D3 are arranged in series on the light path 3 of an infrared light transmitting a cell 4, with the detector D1, the detector D2, and the detector D3 filled respectively with NO, CO, and SO<SB>2</SB>. At the subsequent stages of each detector D1, D2, and D3, filters F1, F2, and F3 are arranged respectively. Since the filter F1 reflects only the band of NO infrared absorption wavelength of 5.4 μm, upon using an optical filter for transmitting wavelengths around the band, infrared absorption wavelength of 4.7 μm by the detector D2 sealed with CO at the subsequent stage and infrared absorption wavelength of 7.3 μm by the detector D3 sealed with SO<SB>2</SB>are transmitted, so that infrared absorption wavelengths necessary to be detected by the detectors D2, D3 enter the detectors D2, D3 with almost no loss.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003283042-A (JP)
Title: Optical module and optical element control circuit
Inventor: SATO MASAHIRO
IPC: H01S5/024
Filed: 2002-07-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical module, reducing a power consumption.  <P>SOLUTION: The optical module 1a is provided with a housing 4, a Peltier element 24, a semiconductor optical element 34, a light waveguide passage 8 and an electric power supplying circuit element 48. The housing 4 is provided with a first power supply terminal and a second power supply terminal. The Peltier element 24 is arranged in the housing 4. The semiconductor optical element 34 is arranged on the Peltier element 24. The light waveguide passage 8 is optically connected to the semiconductor optical element 34. The power supply circuit element 48 is arranged in the housing 4 and is connected to the semiconductor optical element 34. The semiconductor optical element 34 and the Peltier element 24 are provided in series between the first and second power supply terminals. In the optical module 1a, an electric current, conducted to flow through the semiconductor optical element 34 and the Peltier element 24 of one side, is conducted to flow also through the semiconductor optical element 34 and the Peltier element 24 of the other side.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003159518-A (JP)
Title: Method for manufacturing ddr type zeolite membrane
Inventor: NAKAYAMA KUNIO
IPC: B01D69/04
Filed: 2002-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a DDR type zeolite membrane having a thickness capable of being preferably accepted to an industrial gas separation process or the like simply and in a short period of time.  <P>SOLUTION: To form the DDR type zeolite membrane by carrying out hydrothermal synthesis with using a raw material solution such that the content ratio of 1-adamantane amine to silica (1-adamantane amine/SiO<SB>2</SB>) is 0.03 to 0.4 by molar ratio, the content ratio of water to silica (water/silica) is 20 to 500 by molar ratio and further, the content ratio of ethylenediamine to 1- adamantane amine (ethylenediamine/1-adamantane amine) is 5 to 32 by molar ratio, and a DDR type zeolite powder that becomes a seed crystal.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004059491-A (JP)
Title: Optically active carboxylic acids
Inventor: KUDO JUNKO
IPC: C07B57/00
Filed: 2002-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide optically active carboxylic acids useful as an optical resolving agent.  <P>SOLUTION: The optically active carboxylic acids are represented by general formula (1) (wherein, a mark * denotes an asymmetric carbon atom; R denotes a phenyl group or a lower alkyl group which may have a carboxy group; and A denotes a phenyl group which may have a substituent or a benzyl group which may have a substituent on the benzene ring, with the proviso that R is not a phenyl group and A is not a benzyl group or R is not a methyl and A is not a phenyl group, a benzyl group or a 4-phenylphenyl group). The optically active carboxylic acids have uses as the optical resolving agent.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004062556-A (JP)
Title: Ic card and settlement terminal
Inventor: AIKAWA SHIN
IPC: B42D25/305
Filed: 2002-07-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an IC card and a settlement terminal capable of improving the security of the entire system by easily updating a cipher key used in value transfer in the case of using a common key cipher system for the value transfer between the IC cards.  <P>SOLUTION: This IC card for transmitting and receiving value data to/from the other IC card comprises: an information storage means for storing the value data, a transfer key used for updating the value data and an updating key used for updating the transfer key; a communication means for receiving the transfer key ciphered by using the updating key and transmitted from the other IC card; and an arithmetic processing means for deciphering the ciphered transfer key by using the updating key and updating the transfer key stored in the information storage means by the deciphered transfer key.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004066243-A (JP)
Title: Member for light alloy injection-molding machine
Inventor: HIRAKAWA SHIGERU
IPC: C22C19/07
Filed: 2002-08-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a member for light alloy injection-molding machine with which a portion easily generating erosion, crack, etc., in the member for injection-molding machine can locally be made to be solid, and even in the case of locally generating troubles, such as the erosion, the crack, regeneration and repair can easily be performed.  <P>SOLUTION: In the member used for the injection-molding machine for injection-forming molten light alloy, at least to a portion coming into contact with the molten metal, an erosion-resistant material is joined with a silver solder. Further, the silver solder is used for one whose starting temperature of fusion is ≥ 650°C. Furthermore, the erosion-resistant material for joining is used for either one among a cobalt-base alloy, an iron-base alloy, a cermet series material dispersing ceramics into the cobalt-base alloy and a cermet series material dispersing ceramics into the iron-base alloy.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003111949-A (JP)
Title: Game machine, program for game machine, and storage medium
Inventor: IMAZEKI SUSUMU
IPC: A63F7/02
Filed: 2002-08-02
Abstract: PROBLEM TO BE SOLVED: To provide a game machine which can carry out adequate quality control thereof by proposing wholesome games to the player without imposing an extreme disadvantage to the player during performance of continuous games or bringing about an extreme profit to the player. SOLUTION: The game machine is configured so as to carry out the games upon supplying of game balls thereto, and put out the game balls therefrom as a result of the games. The game machine is comprised of a control means for controlling the relationship between the number of spent game balls to be supplied to the game machine in order to carry out the games, and the number of put-out game balls to be put out from the game machine as a result of the games. More specifically, in the relationship the ratio of the number of the total put-out game balls to the number of the total spent game balls during the games continuously performed over a first predetermined period of time, is limited to a lower limit value.  On the other hand, the ratio of the number of the total put-out game balls to the number of the total spent game balls during the games continuously performed over a second predetermined period of time longer than the first predetermined period of time, is limited to a lower limit value.
Patent JP-2003178202-A (JP)
Title: Wireless delivery system and method of content by communication network
Inventor: BAKER THOMAS W
IPC: G06Q20/10
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wireless delivery system and method of contents by a communication network.  <P>SOLUTION: A content vending machine, a wireless delivery method of contents and an information delivery system with the vending machine and the delivery method incorporated are provided. In an embodiment, the content vending machine includes a request receiving part relative to a request implementing part. The request receiving part receives payment information and a content request from a requesting device. The request implementing part confirms the payment information, calls up the content according to the content request and transmits the content to the requesting device by radio.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003200338-A (JP)
Title: Chamfering method and device for rectangular flat plate
Inventor: KAWATE TAKASHI
IPC: B24B31/02
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a chamfering method for a rectangular flat plate that can reduce machining cost and can improve machining precision.  <P>SOLUTION: A laminate 8 consisting of a lamination of glass plates as a package cover, and abrasive are sealed in a pipe 10, and the laminate 8 is slid on an inner wall of the pipe 10 to develop chamfering of the laminate 8. The pipe 10 has a radius defined to a radius R satisfying the formula, R=L/2√(R<SP>2</SP>+1) or a proximate radius. In the formula, L is a longer side length (mm) of the glass plates, and (r) is a ratio of a chamfer length on the longer side to a chamber length on the shorter side on the glass plates.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004066140-A (JP)
Title: Concrete dehydrator and industrial waste treatment method
Inventor: MORI TAKUO
IPC: B28C5/42
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a concrete dehydrator which is constituted in a simple structure, easily moved, and can dehydrate concrete sufficiently, and an industrial waste treatment method which can reduce the working time and handling labor spent in treatment work to improve the efficiency of the treatment work, and does not generate industrial waste at all.  <P>SOLUTION: A storage tank 1 is formed from side plates 12, 13, 14 vertically installed in an almost U shape on the edges of the rectangular bottom plate, and a drain gate 2 detachably attached to almost H-shaped fixed supports 15 connected to the edges of the side plates 12, 13. The drain gate 2 has gaps. Vibrators 17 for vibrating the storage tank 1 are installed on the side plates 12, 13 connected to the edges of the drain gate 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004070192-A (JP)
Title: Optical element supporting means, optical system using the optical element supporting means, method for regulating optical system, exposing device, exposing method and device manufacturing method
Inventor: EBINUMA RYUICHI
IPC: G02B7/00
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical element supporting means by which form distortion of an optical element caused by thermal expansion difference between the optical element and a supporting member for supporting the optical element and by assembly of the supporting member can be prevented at the time of supporting the optical element and to provide an optical system by the optical element supporting means, an optical system regulating method, an exposing device, an exposing method and a device manufacturing method.  <P>SOLUTION: The optical element supporting means for supporting the optical element is constituted by providing with a first holding member 2 having two or more supporting parts for supporting a peripheral part of the optical element and with a second holding member 5 which is connected between the two supporting parts via the first holding member and an elastic member and which supports the optical element.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004073452-A (JP)
Title: Communication of control part in game machine
Inventor: KUROKAWA MAKOTO
IPC: A63F7/02
Filed: 2002-08-16
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate connection and reduce the cost in connecting a plurality of control devices to each other, installed separately according to each application.  <P>SOLUTION: A main board 34 and a sub-board 35 are connected to each other by a single transmission means 49. A main CPU 40 and a sub-CPU 44 can perform two-way information communication through the single communication means 49. When the power is applied to a pachinko machine, the sub-CPU 44 inputs a key code to the main CPU40. In the main CPU 40, it is discriminated whether or not the input key cord is correct. Thus, it can be confirmed whether or not the main board 34 and the sub-board 35 are properly connected to each other. Further, since the pachinko machine can dispense with a buffer, the cost can be lowered.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004077871-A (JP)
Title: Image forming apparatus
Inventor: FUMA HIROSHI
IPC: G03G15/20
Filed: 2002-08-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus having a belt fixing device which enables uniform contact between an external pressure roller and a slide pressure member, obtains an image having uniform glossiness and stable fixability and curbs meander of a belt member.  <P>SOLUTION: In the image forming apparatus, a belt fixing device has an endless belt member stretched between at least a support pressure roller and a support heat roller, and the external pressure roller. The external pressure roller is disposed opposite the support pressure roller to form a fixing nip via the belt member. Before the fixing nip, an auxiliary nip is formed by the belt member and the external pressure roller disposed opposite each other. Provided at the entrance of the auxiliary nip is the slide pressure member which is slid over the belt member and pressed to the external pressure roller. The slide pressure member is supported by a swing shaft which is parallel to the rotary shaft of the support pressure roller.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004077417-A (JP)
Title: Time changing method and clock circuit using the same
Inventor: YOKOI TOYOAKI
IPC: G04G5/02
Filed: 2002-08-22
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem wherein interrupt signals must maintain a constant period, and thus it takes much time to change time of a clock circuit for generating interrupt signals.  <P>SOLUTION: Only for a time longer than the period of interrupt signals, a count value generating time is changed to a time to be set, and for a time shorter than the period of interrupt signals, the period of millisecond pulse signals is changed and adjusted in a given period by a smooth adjusting circuit. The time changes are possible in a short time.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004088487-A (JP)
Title: Output buffer drive capability adjustment method and circuit, and mobile wireless terminal provided with circuit
Inventor: OKAMURA HIDETOSHI
IPC: H03K19/0175
Filed: 2002-08-27
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem of a conventional technology that a noise emitted from an integrated circuit and a peripheral circuit influences the characteristic of a wireless operation of a wireless section because a signal speed of data input / output between the integrated circuit and the peripheral circuit is very fast in the case that the wireless section is mounted in an apparatus such as a mobile wireless terminal in addition to the integrated circuit and the peripheral circuit.  <P>SOLUTION: A guideline for optimizing a buffer drive capability adopted to suppress noise emitted from signal lines between the output buffer circuit and peripheral components employs a result of phase comparison between a clock and a signal synchronously with the clock.  <P>COPYRIGHT: (C)2004,JPO