baber/WOPTO huggingface dataset:
Patent JP-2004020286-A (JP)
Title: Method and device for evaluating shape of semiconductor wafer
Inventor: SATO MASAKAZU
IPC: G01R31/26
Filed: 2002-06-13
Abstract: <P>PROBLEM TO BE SOLVED: To quantitatively determine a shape of a semiconductor wafer, in particular, a shape of outer circumferential shape of the wafer, in a view point different from a conventional SFQR or the like, in shape quality of the wafer, and to allow exact evaluation even for specification of severe design rule.  <P>SOLUTION: In this shape evaluation method for the semiconductor wafer for evaluating the shape of the semiconductor wafer, a shape data of the semiconductor wafer is measured by scanning a surface and/or a reverse face of the wafer, the measured shape data is differentiation-processed to calculate a differential profile, and the shape of the semiconductor wafer is evaluated by analyzing the resulting differential profile to find a surface characteristic of the wafer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023523-A (JP)
Title: Optical wireless communication system
Inventor: OKUAKI KATSUO
IPC: H04B10/524
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical wireless communication system, wherein an optical wireless transmission unit optically wirelessly transmits image data to be displayed on a display apparatus to an optical wireless reception unit provided to the display apparatus, which prevents search errors by a pilot optical component outputted from the display apparatus so as to quickly complete the searching.  <P>SOLUTION: The transmission unit 200 allows a position storage means 207 to store a position relation between the reception unit 100 and the display apparatus 2 and searches for the reception unit earlier than the display apparatus.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017115-A (JP)
Title: Apparatus for spraying release agent
Inventor: NUIBE KATSUHIKO
IPC: B22D17/20
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To reduce adverse effect of the water solution of a release agent on formed goods.  <P>SOLUTION: An apparatus 13 for spraying the release agent is provided with a heating tank 6 for heating the water solution of the release agent which is directly fixed to a branching block 5. The heating tank 6 has, in its inside, a heater 7 for heating the water solution of the release agent, a thermocouple 14 and an adjusting plate 8 the height of which is changeable with a bolt 9 to adjust the quantity of the water solution of the release agent which is stored in the heating tank . Since the flowability of the water solution of the release agent is stabilized by heating the water solution of the release agent just before spraying to a fixed temperature, the constant quantity of the water solution of the release agent is always applied to the surface of a die. Since the heated water solution of the release agent is sprayed to the die, the surface temperature of the die is less prone to be lowered and the adverse effect on the formed goods caused by the temperature drop of the die is suppressed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004021064-A (JP)
Title: Optical memory system
Inventor: KONO HARUHIKO
IPC: G03H1/26
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical memory system which thoroughly rectifies conventional defects, improves the rapidity of hologram recording, increases the volume of data recordable in one recording process and can enhance recording performance.  <P>SOLUTION: Writing speed and writable capacity are increased by enhancing the high-speed reactivity/resolving power of a spatial optical modulator used in modulation of recording light for a volume holographic memory and a spatial optical modulator using a ferroelectric liquid crystal is provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017922-A (JP)
Title: Travel vehicle
Inventor: KIRIHATA TOSHINORI
IPC: B62D55/116
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To perform processing by fixing a rolling fulcrum boss 49 to a small shaped mounting member 79, to reduce the processing cost and to improve workability or the like by processing before mounting to a large shaped chassis 45.  <P>SOLUTION: In the travel vehicle provided with a travel crawler 2 through a track frame 1, the rolling fulcrum boss 49 of the horizontally controllable travel crawler 2 is installed on the chassis 45 in the state fixed to the mounting member 79.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004029975-A (JP)
Title: Touch pen and touch panel mounted electronic device
Inventor: NISHIKATA NATSUKO
IPC: G06F3/041
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a touch pen for reducing any unnecessary hand movement in changing setting in the middle of a pen input, and for executing the change of setting without detaching a touch pen even in the middle of continuous pen inputs by a drawing function or the like.  <P>SOLUTION: This touch pen 30 for designating a position on a touch panel 22 laminated at a display part in order to execute processing corresponding to the positional information is provided with a control part for instructing processing contents and a command signal transmitting part 35 for transmitting a command signal to execute predetermined processing according to an instruction from the control part. This command signal is transmitted to a command signal receiving part 24 arranged at electronic equipment 20 on which the touch panel 22 is mounted, and the electronic equipment 20 on which the touch panel 22 is mounted is made to execute predetermined processing.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004031542-A (JP)
Title: Method for manufacturing semiconductor device
Inventor: NAKAMURA TETSUYA
IPC: G03F9/00
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To accurately measure the amount of positional deviation between a first overlapping measurement mark and a second one by using a conventional optical measuring apparatus.  <P>SOLUTION: The first overlapping measurement mark comprises a first pair of line pattern groups 114a, 114b consisting of a plurality of parallel linear patterns and a second pair of line pattern groups 115a, 115b consisting of a plurality of parallel linear patterns. The second overlapping measurement mark comprises a third pair of line pattern groups 124a, 124b consisting of a plurality of parallel linear patterns and a fourth pair of line pattern groups 125a, 125b consisting of a plurality of parallel linear patterns. The amount of positional deviation is measured based on a pair of first moire patterns formed by the first pair of line pattern groups 114a, 114b and the third pair of line pattern groups 124a, 124b, and a second pair of moire patterns formed by the second pair of line pattern groups 115a, 115b and a fourth pair of line pattern groups 125a, 125b.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003042804-A (JP)
Title: Method for detecting constituent member comprising ferromagnetic material and circuit device
Inventor: KLENK MATHIAS
IPC: H03K17/95
Filed: 2002-06-26
Abstract: PROBLEM TO BE SOLVED: To develop a method for detecting a constituent member comprising a ferromagnetic material and a circuit device, and to connect the advantage of an induction type sensor with the advantage of a digital sensor. SOLUTION: In the method for detecting the constituent member comprising the ferromagnetic material, a change in the inductance of a sensor caused by the constituent member is evaluated for detection.
Patent JP-2004028831-A (JP)
Title: Pattern defect analysis support apparatus and pattern defect analysis support program
Inventor: MATSUBARA ATSUSHI
IPC: G06T1/00
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To improve efficiency for analyzing a pattern defect and reduce manpower for analyzing.  <P>SOLUTION: A pattern defect analysis support apparatus is provided with a setting table 1 for setting a printed circuit board at a regular position, a table drive unit 2 for controlling, driving and moving the setting table based on coordinate data, a camera unit 3 installed over the setting table 1, shooting the printed circuit board at enlargement magnification and outputting an image signal of an enlarged image of the printed circuit board and magnification data, an enlargement and display unit 5 for inputting the image signal and displaying the enlarged image and an embedded computer 6 for extracting pattern defect data from Gerber data based on net data, calculating a XY coordinate range of the pattern defect, disassembling into a plurality of partial coordinate ranges equivalent to a viewing field of the camera unit 3 based on the magnification data, selecting one of the partial coordinate ranges in accordance with a command input and outputting the coordinate data.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004032461-A (JP)
Title: Optical wireless communication system, optical radio transceiver, and optical radio transmitter
Inventor: IBE HIROYUKI
IPC: H04B10/11
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical wireless communication system which wirelessly transmits a light signal independently of the sunlight.  <P>SOLUTION: The optical wireless communication system for performing communication using a laser beam in a free space includes an optical wireless transmitter and an optical wireless receiver. In the transmitter, two semiconductor lasers having a mutually orthogonal relations in their polarized direction perform complementarily intensity modulation according to an input data signal. In the receiver, a polarized light separation prism separates polarized light, and current/voltage conversion is carried out at a middle point of two photodiodes positioned in series, whereby only a differential signal of the polarized-light separated optical signal currents is converted to a voltage to obtain data signal.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004028845-A (JP)
Title: Micro x-ray generation source of high brightness/high output, and nondestructive inspection device using the same
Inventor: MOCHIZUKI TAKAYASU
IPC: H05G1/52
Filed: 2002-06-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an X-ray generation source for realizing high brightness of a microspot, and to provide a nondestructive inspection device for a high density multilayered printed circuit board or the like using the source.  <P>SOLUTION: In this X-ray generation source, a target 15 formed of a single columnar metal wire comprising tungsten (W) or molybdenum (Mo) of a heavy element high in X-ray generation efficiency is arranged in the bottom part of a vacuum duct 6. The target is a columnar shape having 1.5 or more of ratio of the maximum diameter in its cross-section to its length, the target 15 of the heavy element serves for both cooling and holding, and embedded in a substrate 8 comprising a light element of beryllium (Be) or carbon (C). A cooler 9 is arranged under a condition to surround the target 15 and the substrate 8, and the cooler 9 has heat pump structure 17 in which a coolant 18 is sealed, or structure for making the coolant flow as a fluid in a flow passage surrounding the substrate 8.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003104231-A (JP)
Title: Suspension layout utilizing steering gear frame
Inventor: LEE UN-KOO
IPC: B60G7/00
Filed: 2002-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a suspension layout utilizing a steering gear frame capable of shortening the assembling time, improving productivity, and reducing the cost by integrally forming a steering mechanism assembly and a sub frame with each other for modular assembling, and capable of securing safety by improving rigidity to prevent a jump of a steering gear motor into a cabin when a collision accident is generated. SOLUTION: This suspension layout contains a subframe containing several side members arranged in the longitudinal direction of a car body with a constant space in the cross direction and a cross member arranged in the cross direction to connect the side members to each other for fixation, and the steering mechanism assembly containing the steering gear motor separately arranged in each side member of the sub frame to move an operation rod forward and backward and a steering power transmitting means for converting the forward/ backward moving operation of the operation rod to the rotating operation of a knuckle.
Patent JP-2004037622-A (JP)
Title: Optical component-mounted module and its manufacture method
Inventor: DAIMON HIDEO
IPC: G02B7/00
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical component-mounted module where at least one glass optical component is mounted at the part on which the optical component is carried of a carrier principally composed of Si, and which is made reliable by enhancing the adhesive strength of the optical component and the part on which the optical component is carried of the carrier principally composed of Si.  <P>SOLUTION: After a silane coupling agent whose end has an epoxy radical is provided on at least the side surface of the optical component and at the part on which the optical component is carried of the carrier with which the optical component comes into contact and which is principally composed of Si, both of them are fixed to adhere by an epoxy-based agent.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004037646-A (JP)
Title: Cellular phone device
Inventor: KONO NORIAKI
IPC: G10H1/46
Filed: 2002-07-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cellular phone device usable as a musical instrument.  <P>SOLUTION: The cellular phone device has a touch pad which is attached to a device body, a timbre selecting section 200 which selects timbre, a pressure sensor 109 which detects the pressure exerted to the touch pad, a pressure calculating section 202 which captures the detected output of the pressure sensor 109 and calculates the pressure, and a sound source 300 which forms the musical tones of sound volume meeting the pressure value calculated by the calculating section 202 at the timbre selected by the selecting section 200.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004040344-A (JP)
Title: Original warrant method and original warrant system
Inventor: HONDA YOSHINORI
IPC: H04L9/32
Filed: 2002-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To reduce time and labor for disclosing a list, when the validity of the original is warranted by utilizing a log list of a chain signature.  <P>SOLUTION: A first signature server 2 prepares a first chain signature to the original of a warrant object, adds it to a first log list by making it to correspond to the original, and at the same time, sends a first storage certificate, including this, to a transmitting origin of the original. Also, the first signature server receives a second storage certificate, by transmitting the first arbitrary chain signature in the first log list to a second signature server 3. The second signature server 3 prepares a second chain signature to the first chain signature received from the first signature server 2, adds it to a second log list by making it to correspond to the first chain signature, and at the same time, sends the second storage certificate, including it, to the transmission origination of the first chain signature. Also, the second arbitrary chain signature in the second log list is transmitted to an open server 4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004039115-A (JP)
Title: Recording device and recording method
Inventor: SHIMIZU KUNIO
IPC: G11B15/087
Filed: 2002-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the manufacturing costs of circuits and to save space by omitting a low frequency oscillator to be used for recording the so-called marker tones in a recording device.  <P>SOLUTION: In the recording device provided with a motor for driving a recording medium and capable of recording analog data on the recording medium, a reverse electromotive force generated on a coil in the motor following the drive of the motor is detected. A signal corresponding to the detected reverse electromotive force is superposed to other recording data and recorded on the recording medium. Thereby the recording device can record the signal corresponding to the reverse electromotive force on the recording medium as the marker tones.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004040572-A (JP)
Title: Pager receiver
Inventor: MURAISHI AKIHIRO
IPC: H04W84/02
Filed: 2002-07-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pager receiver for enabling a user to have a clear judgement standard in the vicinity of the limit of a communication area by notifying the user of the states of communication quality in stages.  <P>SOLUTION: The total number k of error bits that occur in a synchronized codeword signal SC is counted and managed statistically. The input electric field strength of received radio waves, that is, the state of a receiving quality is displayed on a display part 107 in stages in accordance with the total number k of error bits.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004034667-A (JP)
Title: Inkjet printer
Inventor: TANNO RYUJI
IPC: B41J2/18
Filed: 2002-07-08
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the color mixing among recording heads during a maintenance work.  <P>SOLUTION: The inkjet printer comprises a recording head 2 having an ejection face with an array of a plurality of ejection openings each ejecting ink of one color, a cap member 61 being applied to the ejection face to cover the plurality of ejection openings, and a suction pump 64 sucking ink from the plurality of ejection openings through the cap member 61. The inkjet printer 1 is provided with a plurality of recording heads 2 ejecting ink of two or more different colors and provided with the cap members 61 of the same number as that of the color inks being ejected from the plurality of recording heads 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004041295-A (JP)
Title: Snap
Inventor: YOKOYA MASAAKI
IPC: A44B1/28
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a snap, which has a structure requiring different force levels for fastening and unfastening, i.e., a structure easy to fit and hard to escape.  <P>SOLUTION: A contact surface 11 of a snap 10 is formed with a protrusion portion 12. A spring material 30 is disposed so as to project from a side wall portion of the protrusion portion 12 and extend in the longitudinal direction of the protrusion portion 12. Inclined parts formed on both sides of the tops of the projection parts of the spring material 30, have gentle inclinations on the side of the top end of the protrusion portion 12. A contact surface 21 of a snap 20 is formed with an insertion hole 22 of the protrusion portion 12, and a peripheral wall portion of the insertion hole 22 is formed with a groove portion 25 fitted with the spring material 30.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004043323-A (JP)
Title: Method for producing 4-alkylphenols
Inventor: TSUJI YOSHIHISA
IPC: C07C39/06
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an industrially advantageous method by which p-alkylphenols can be produced in good yields.  <P>SOLUTION: This method for producing 4-alkylphenols is characterized by reacting phenols unsubstituted at the 4-positions with an alcohol in the presence of a synthetic zeolite at 50-95°C temperature and then carrying out a rearrangement reaction of the resultant reaction mixture at 105-150°C temperature.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004048884-A (JP)
Title: Switching regulator protection circuit
Inventor: KUBOTA HARUHIKO
IPC: H02M3/00
Filed: 2002-07-10
Abstract: <P>PROBLEM TO BE SOLVED: To efficiently prevent the malfunction of a switching regulator due to fluctuations in inputs or loads.  <P>SOLUTION: This switching regulator protective circuit, used for protecting a switching power source 1, comprises an overcurrent detector 6, a hold circuit 12 and an overload detector 7. The overcurrent detector 6 transmits an overcurrent detection signal 2002 when the overcurrent runs through respective elements constituting the switching regulator 1. The hold circuit 12 takes the overcurrent detection signal 2002 as a sample from the overcurrent detector 6, holds it for a predetermined period and outputs it. The overload detector 7 transmits an overload detection signal 2001 by detecting output failure of the switching regulator. By taking the overload detection signal 2001 from the overload detector 7 and an overcurrent detection signal 2003 from the hold circuit 12 as a logical product, protective processing for the switching regulator is held until both the signals are maintained for the predetermined period and outputted.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004048326-A (JP)
Title: Impedance conversion circuit with automatic adjustment function
Inventor: UCHIMURA KOICHI
IPC: H03H11/28
Filed: 2002-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an impedance conversion circuit for automatically adjusting input/output impedance matching of a crystal filter while a computer takes in the result of pass characteristic measurement of the crystal filter.  <P>SOLUTION: The computer adjusts capacitance of a varactor diode 12 connected in series with a transformer 3 according to a control voltage applied to a control terminal 10 of the varactor diode to adjust the overall inductance of the transformer 3 and the varactor diode 12. Thus, it is possible to adjust the resonance frequency of a parallel resonance circuit comprising the transformer 3, the varactor diode 12, and a capacitor 4 with respect to an input signal frequency. This is also applicable to output impedance matching for the crystal filter 5 by a resonance circuit employing a transformer 7, a capacitor 6, and a varactor diode 14. Thus, the computer controls the input/output impedance matching circuit of the crystal filter to automatically adjust the input/output impedance matching.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004043114-A (JP)
Title: Crane device
Inventor: NUNOMURA SUSUMU
IPC: B66C19/00
Filed: 2002-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a crane capable of reducing the weight.  <P>SOLUTION: The crane device 1 is provided with a girder member which horizontally guides and supports a moving cart 11 capable of lifting a load W from a ship S on the upper part of the crane body 5 which freely travels on a quay G with a travel driving device 2. The girder member consists of a landside girder part 6 of the crane body 5 side, and a seaside girder part 8 swingably connected to the tip end of the landside girder part 6 in vertical plane. A column member 12 is vertically provided on the seaside girder part 8, and the column member 12 and a plurality of places along the longitudinal direction of the seaside girder part 8 are connected with the connection member 13 respectively. The winch device 9 for swinging to swing the seaside girder part 8 in vertical plane is provided on the crane body 5 side through the column member 12.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003143740-A (JP)
Title: Cable retention unit
Inventor: RUBENSTEIN BRANDON A
IPC: H02G3/22
Filed: 2002-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a shielding cable retention unit that gives an EMI ground connection at a place which is other than a cable end portion. SOLUTION: This cable retention unit (100) that is used for fixing a shielded cable (108) comprises a conduit (104) which has an outside surface (112) and forms a passage (138) having a sufficient space for passing the shielded cable, and an end plate (102) in which an opening (110) is formed. In this cable retention unit, the conduit is joined to the end plate at the opening, to form the continuous passage through the end plate and the conduit.