baber/WOPTO huggingface dataset:
Patent JP-2003032048-A (JP)
Title: Frequency converter, orthogonal demodulator and orthogonal modulator
Inventor: YAMAJI TAKAFUMI
IPC: H03D7/14
Filed: 2002-05-07
Abstract: PROBLEM TO BE SOLVED: To provide a frequency converter that can utilize features of an even harmonic mixer with less sensitivity deterioration due to self-mixing without increasing number of components. SOLUTION: The frequency converter comprises a variable gain amplifier 102 which amplifies the local oscillation signal according to a gain control signal and outputs an amplified local signal, an even harmonic mixer 101 which is supplied with an input signal and an amplified local oscillation signal and outputs an output signal whose frequency is a sum or a difference of a first frequency of the input signal and a second frequency of two or more even numbered times a frequency of the amplified local oscillation signal, an amplitude detector 103 which is supplied with the amplified local oscillation signal and outputs a direct current signal having an amplitude corresponding to an amplitude of the amplified local oscillation signal,  and a comparator 104 which compares the direct current signal of the amplitude detector with the reference direct current signal to generate an output signal as the gain control signal.
Patent JP-2002341185-A (JP)
Title: Fiber optic module attachment including fiber locating connector
Inventor: ELKINS ROBERT B II
IPC: G02B6/38
Filed: 2002-05-07
Abstract: PROBLEM TO BE SOLVED: To provide a new optical fiber module attachment or a connector for an optical fiber component. SOLUTION: The module attachment or the connector (10) has a crimp assembly (14, 18) and a fiber crimp tube (20) disposed therein. The tube is crimped or otherwise fixedly attached to the core of the optical fiber component or an optical fiber cable (16). The fiber crimp tube has a shoulder (30) fixedly captured within the crimp assembly, such that the core of the optical fiber component does not exhibit movement relative to the connector. According to another aspect, the module attachment has a fiber crimp tube (50) provided with at least one shoulder (54) thereon. The tube is crimped or otherwise fixedly attached to the core of a cable (60). The shoulder is fixedly received in receiving ports on an optical device. A heat shrink tube (62) is optionally provided to connect an end of the tubular body to the cable to minimize the bend radius.
Patent JP-2003331489-A (JP)
Title: Auto tracking apparatus
Inventor: MIYAMOTO YUTAKA
IPC: G11B15/467
Filed: 2002-05-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an auto tracking apparatus for reproducing a digital signal including video and audio capable of enhancing accuracy of auto tracking control.  <P>SOLUTION: The auto tracking apparatus is provided with: an envelope detection section 11 for detecting the amplitude of an envelope signal from a storage medium recorded in an LS mode of the DVHS standard; an envelope comparison section 12 for discriminating the level of the amplitude outputted from the envelope detection section 11 to obtain a tracking correction amount; an adjacent envelope detection section for using an envelope signal adjacent to the envelope signal used by the envelope comparison section 12 to compare the levels with each other and to obtain the tracking correction amount; and a tracking control section 13 for using the tracking correction amount outputted from the envelope comparison section 12 with the tracking correction amount outputted from the adjacent envelope comparison section to output a control signal for tracking control.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003332445-A (JP)
Title: Manufacturing method for semiconductor device
Inventor: YAMAMOTO KAZUYUKI
IPC: H01L21/8234
Filed: 2002-05-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide the manufacturing method of a semiconductor device for highly accurately regulating the FET characteristics of a power amplifier without making regeneration due to overshoot impossible by utilizing gate voltage measurement even when initial drain current measurement is impossible due to the variation of characteristics in respective components.  <P>SOLUTION: The trimming condition of a circuit element for regulating the drain current of a bias circuit for the power amplifier provided with the bias circuit for supplying a gate voltage to the gate of the FET is monitored by switching into gate voltage measurement during a period wherein the measurement of the initial drain current is impossible. When the drain current measurement has become possible, the FET characteristic regulation of the power amplifier is effected by applying function trimming while monitoring the trimming condition by switching to the drain current measurement again.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003326950-A (JP)
Title: Vehicular air conditioner
Inventor: NAKANISHI MASAYUKI
IPC: B60H1/00
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicular air conditioner causing no reduction in productivity, and generating no heat retaining sound.  <P>SOLUTION: A rotary shaft 12a of a door 12 is arranged between both opening parts 17a and 11. A cutout 12c corresponding to a normally opening open part 17a is arranged in the vicinity of the rotary shaft 12a of the door 12 so as not to block up the normally opening open part 17a even if the door 12 is positioned anywhere. A cover is put on a recess part 12c by projecting a wind direction plate 18 corresponding to the cutout 12c so that an conditioning wind does not enter all the way into the recess part 12c generated by the cutout 12c in a state of closing an opening part 11 opening and closed by the door 12. Thus, since the wind smoothly flows in the normally opening open part 17a, turbulence of a wind flow is eliminated so that the vehicular air conditioner generating no heat retaining sound of a low frequency (200 to 500 Hz) can be provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003326064-A (JP)
Title: Sewing machine
Inventor: OGAWA TATSUYA
IPC: D05B29/02
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To achieve the efficiency in the sewing work in a sewing machine having a thread cutting mechanism, a presser lifter mechanism and a thread sweeping mechanism by checking the operation of the presser lifter mechanism as required while preventing the delay in the cycle time simplifying the mechanisms and the controls.  <P>SOLUTION: The sewing machine has the thread cutting mechanism 10, the presser lifter mechanism 30, the thread sweeping mechanism 50 and a drive means for driving the mechanisms is provided with the first cam 61 which has a thread cutting operation part for converting rotary driving forces of a single pulse motor 80 as the drive means to those to match the thread cutting mechanism 10 and the second cam 62 which has a thread sweeping operation part and a presser lifting operation part for converting rotary driving forces of the pulse motor 80 to those to match the thread sweeping mechanism 50 and the presser lifter mechanism 30. The first cam 61 and the second cam 62 are arranged in such a phase difference as to operate the thread cutting mechanism 10, the thread sweeping mechanism 50 and the presser lifter mechanism 30 sequentially with the rotation of the pulse motor 80.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003330701-A (JP)
Title: Semiconductor processor device
Inventor: MURAI KATSUMI
IPC: G06F7/57
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the power consumption and to increase the speed of a semiconductor processor device.  <P>SOLUTION: The semiconductor processor device has a plurality of partial adder blocks 1 corresponding to carry of an arithmetic operation. A partial operand controlled by delay time and a delay command corresponding to the partial operand are supplied and controlled to drive a minimum region calculating part of a semiconductor chip.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003051066-A (JP)
Title: Item processing system and method
Inventor: GOODWIN JOHN C III
IPC: G06K19/00
Filed: 2002-04-09
Abstract: PROBLEM TO BE SOLVED: To provide an item processing system and method which track label usage for several purposes including cost savings. SOLUTION: This system is provided with a barcode reader, a radio frequency (RF) label interrogator, and a computer for acquiring first identification information from the barcode reader, second identification information from the RF label interrogator, which associates receipt of the first identification information with a certain item when that item includes a barcode label, and which associates receipt of the second identification information with the item if the item includes a RF label.
Patent JP-2003330208-A (JP)
Title: Method for manufacturing photosensitive drum base body, and photosensitive drum
Inventor: SUZUKI TAKAHIRO
IPC: G03G5/10
Filed: 2002-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a photosensitive drum base body having a base coating layer with excellent surface smoothness on the drum surface in a short period of time at a low cost without giving adverse influences on the work environment and to provide a photosensitive drum which uses the above photosensitive drum base body.  <P>SOLUTION: The method for manufacturing a photosensitive drum base body comprising a conductive resin composition to be used for a photosensitive drum for electrophotographic processes includes a process of forming a base coating layer by in-mold coating during a conductive resin composition is injection molded. After the conductive resin composition is injected into dies equipped with an injecting machine of a coating material and the conductive resin composition is cured or half cured, the coating material for in-mold coating is injected and cured.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003325205-A (JP)
Title: Friction tool and related technique thereof
Inventor: IJIRI YASUHIRO
IPC: A43B5/00
Filed: 2002-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a friction tool and a friction article in which abrasion between a friction body and a holding body is prevented and the friction body is prevented from falling out when impact force is applied to the friction body.  <P>SOLUTION: The friction body C is provided with a flexible fall-out stopping leg 12b and a friction body side projecting part 12c which can elastically be bent inward to each other and which face downward. The holding body H is provided with a fall-out stopping leg holding part 40 and a holding body side recess part 42. In the holding part 40, the upper surfaces of both of the receiving parts 40b opposing to each other across an insertion hole 40a are used as both of tilting guide faces 40c, and side walls 40d are provided on both sides of each guiding surfaces 40c. In a state where the stopping leg 12b is held by the holding part 40, the projecting part 12c is fitted into the recess part 42, thereby the horizontal-direction deviation and the rotation around a vertical axis of the friction body C with respect to the holding body H are provided at a place different from the place of holding of the stopping leg 12b by the holding part 40.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003334311-A (JP)
Title: Game machine
Inventor: AIZAWA NOBUYUKI
IPC: A63F7/02
Filed: 2002-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To operate a game machine such as Pachinko machine like a video game in accordance with a change in a liking of a player in a game such as Pachinko.  <P>SOLUTION: A shooting part to be provided on the right side of a game machine main body 1 of the Pachinko machine is composed of an operating pad 5 equipped with a switch means for driving a shooting mechanism on an approximately flat operation plane portion. The operating pad 5 is formed like a rectangular board so as to be housed within a recess 7 provided on the game machine main body 1 and during no use, the operating pad is housed within the recess 7 and when using the operating pad by a user, it is pulled from the recess 7 to be turned down forwards. The middle of the upper portion of the operating pad 5 is equipped with a flat display 10 such as LCD and its lower side is provided with a touch switch 11 for turning on/off driving of the shooting mechanism that the game machine main body 1 has and a cursor button 12 or the like for operating patterns or the like displayed on the display 10.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003337896-A (JP)
Title: Merchandise sale system
Inventor: YANAMOTO KAZUNORI
IPC: G06Q50/00
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a merchandise sale system which transmits information on a seller of merchandise to a consumer and is implemented among three persons such as the seller, the consumer of merchandise, and an information advertiser by evading the occurrence of stock, for example, in retail stores scattered in the respective areas and efficiently using a sale route, etc.  <P>SOLUTION: In the merchandise sale system to be implemented among three persons such as the seller of the merchandise who sells the merchandise by using a homepage connected with the Internet, etc., the consumer who purchases the merchandise by accessing the homepage, and the information advertiser who transmits information on the homepage to the consumer, the information advertiser acquires an advertisement catalog to be created by the seller of the merchandise for free or with a charge, the information advertiser distributes the advertisement catalog to the consumer, when the consumer purchase the merchandise by accessing the homepage for selling the merchandise, which is connected with an information communication network such as the Internet opened by the seller of the merchandise on the basis of the respective pieces of information of the advertisement catalog, an amount of fixed rate of purchase amount of the consumer is transferred from the seller of the merchandise to the information advertiser.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003347935-A (JP)
Title: Pll circuit
Inventor: SUGIHARA YOSHINOBU
IPC: H03L7/093
Filed: 2002-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a PLL circuit capable of realizing application of an accurate phase offset by providing an offset current application section into a charge pump circuit.   <P>SOLUTION: In the PLL circuit provided with: a voltage-controlled oscillator (40) the frequency of the output clock of which is controlled by an input voltage; a frequency divider (50) for dividing an output signal of the voltage-controlled oscillator; a phase comparator (10) for comparing a phase of an output signal of the frequency divider with a phase of a reference signal; a charge pump circuit (20a) driven by an output signal of the phase comparator; and a loop filter (30) for integrating an output of the charge pump circuit, and controlling the frequency of the voltage-controlled oscillator with a voltage stored in the loop filter, the charge pump circuit is provided with a means for generating an offset current to change the phase of the output clock.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346743-A (JP)
Title: Secondary cell and manufacturing method of the same
Inventor: ITABASHI TOSHIYUKI
IPC: H01M2/06
Filed: 2002-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a secondary cell prevented from the generation of defect like wire breakage by disusing the welding between a lead part and an electrode terminal, by directly drawing out the lead part from an electrode body to the outside of a cell case designed so as to have high output power by reducing internal resistance.   <P>SOLUTION: For the secondary cell, positive electrode side lead parts 30 and negative electrode side lead parts 32 extending from an electrode body are directly drawn out to the outside of a cell case 50 housing the electrode body. The positive electrode side lead parts 30 and the negative electrode side lead parts 32 are adhered to each other by using resin sheets, and caulked to the cell case at a prescribed position. The gap between the positive electrode side lead parts 30 and the negative electrode side lead parts 32, and the cell case 50 is filled with a filling material 60, and the leakage of electrolyte liquid is prevented.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003344655-A (JP)
Title: Retardation rise agent for optical film, cellulose ester film, optical compensation sheet, elliptic polarizing plate, and liquid crystal display
Inventor: KAWAMOTO HIROYUKI
IPC: G02B5/30
Filed: 2002-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a retardation rise agent for giving desired retardation to an optical film without generating any bleedout.   <P>SOLUTION: The retardation rise agent for optical films is made of at least one type selected from compounds expressed by the following generation expression (I), general expression (II), general expression (III), and general expression (IV). In the expressions, R<SP>1</SP>, R<SP>2</SP>, R<SP>6</SP>, R<SP>7</SP>, and R<SP>8</SP>-R<SP>11</SP>indicate an aromatic ring or a complex ring having a substitute base at a specific position or an arbitrary position, X<SP>1</SP>and the like indicate single bond or -NR<SP>3</SP>-. The R<SP>3</SP>indicates a hydrogen atom, substitution or a nonsubstitution alkyl group, an alkenyl group, an aryl group, or a complex ring group.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346483-A (JP)
Title: Data saving/restoring apparatus for storage element
Inventor: HASHIMOTO TADASHI
IPC: G11C16/02
Filed: 2002-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data saving/restoring apparatus capable of saving/ restoring the value of a storage element in a nonvolatile manner in an optional timing.   <P>SOLUTION: The data saving/restoring apparatus is provided with: a nonvolatile storage element 11 provided corresponding one to one to the storage element 8 and saving the value stored in the corresponding storage element 8 depending on a data storage instruction signal 1 externally inputted; and a load control section 6 for restoring the value saved in the nonvolatile storage element 11 in response to a data restoration instruction signal 4 externally inputted so that the value stored in the storage element 8 can be externally saved/restored in a nonvolatile manner in an optional timing.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003348849-A (JP)
Title: Current detector for rectifier circuit
Inventor: MINO KAZUAKI
IPC: H02M7/219
Filed: 2002-05-24
Abstract: <P>PROBLEM TO BE SOLVED: To detect an input current without use of a direct current detector when a rectifier circuit is operated with a high power factor.   <P>SOLUTION: Resistors 11 and 12 are connected in serial with both semiconductor switch circuits, and a first current computing circuit 20 computes the input current IIN of the rectifier circuit from the voltages of both resistors 11 and 12. The first current computing circuit 20 is composed of a first adder 25 which subtracts a negative voltage detection value from a second negative voltage detector 24 connected with the second resistor from a negative voltage detection value from a first negative voltage detector 23 connected with the first resistor 11. Alternatively, an alternating current detector 31 is installed on the input side of the rectifying circuit, and the resistors 11 and 12 are connected in series with both the semiconductor switch circuits. A second current computing circuit 30 computes the input current IIN of the rectifier circuit from the voltages of both resistors 11 and 12 and a detection value from the alternating current detector 31. The second current computing circuit 30 is composed of a second adder 32 which subtracts the voltage of the second resistor 12 from the voltage of the first resistor 11; an average value computing unit 33 which determines the average value of the results of the computation by the second adder; and a third adder 34 which adds the computed average value and the detection value from the alternating current detector 31.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003347174-A (JP)
Title: Tab terminal of electrolytic capacitor and manufacturing apparatus
Inventor: TAIRA SEIJI
IPC: H01G13/00
Filed: 2002-05-24
Abstract: <P>PROBLEM TO BE SOLVED: To manufacture a tab terminal, with no flash at an aluminum uniform- pressure part, with a constant thickness at the uniform-pressure part, and with four rounded corners.   <P>SOLUTION: A cut-in blade is reversed from a forward path to a return path at an abutting position of a punch for uniform-pressuring an aluminum head, and a protruding part of the aluminum head which is uniformly pressed is engraved with a cut-in line. A cut-out blade is moved in the direction opposite to that of the cut-in blade, to cut out the protruding part of the aluminum head along the cut-in line. The edge of the cut-in blade is provided with a notch which initially pulls the protruding part and then cuts it. Thus, a spring back acts to cause a gap (t) between the blade and the uniform-pressure part, so that neither a cut bur nor chamfer bur is generated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003340074-A (JP)
Title: Pachinko game machine, game server and program
Inventor: OKADA KAZUO
IPC: A63F7/02
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pachinko game machine which enables the controlling of players committing fraudulences using magnetic forces.   <P>SOLUTION: The pachinko machine 10 is provided with a magnetic force detection sensor 45 above the ordinary scoring slot 50, the ordinary scoring slots 54a to 54d, the special scoring slots 56a to 56d and the starting slot 44 arranged on the playing board 14 and transmits the detection of magnetic forces externally when done by the magnetic force detection sensor 45.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003346608-A (JP)
Title: Multidirectional pressing switch
Inventor: KAMINAKA FUMIYUKI
IPC: H01H25/06
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multidirectional pressing switch with miniaturization realized and capable of making a sure on-off operation of each switching contact.   <P>SOLUTION: The switch is provide with a coupling member 30 equipped with a base part 31 and a hinge pulled out of the base part 31, a keytop 70 arranged on the hinge 39 of the coupling member 30, and a switching board 110 equipped with a switching contact at a position opposed to a pressing part 73 fitted to the keytop 70. The base part 31 of the coupling member 30 and the keytop 70 are provided with an outer periphery contact face 37 and an inner periphery contact face 77 each in contact with an oscillating center of the keytop 70 so as to surround it. By oscillating the keytop 70 while making the outer periphery contact face 37 and the inner periphery contact face 77 slide with each other, a switching contact in opposition is put on by the descending pressing part 73. The outer periphery contact face 37 and the inner periphery contact face 77 are formed in a spherical shape.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003344738-A (JP)
Title: Repairing method for optical transmission cable
Inventor: ISHII SATOSHI
IPC: G02B6/46
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To prevent connection loss due to the connection between different kinds of optical fibers from increasing when an optical transmission cable com prising hybrid fibers is repaired.   <P>SOLUTION: Two preliminary cables are used each of which has a 1st region composed of a bridge cable 11a for connection and a 2nd region composed of at least one or more kinds of fibers 3a and 3b; and a cable 15 for split insertion is formed and inserted into a repair region 6 so that both opposite surfaces of a breaking point 5 of the optical transmission cable 1 and both the end surfaces of the cable 15 for split insertion become connections between identical kinds of fibers and the 1st regions and 2nd regions of the preliminary cables are joined with each other in the cable 15 for split insertion.  <P>COPYRIGHT: (C)2004,JPO