baber/WOPTO huggingface dataset:
Patent JP-2004153556-A (JP)
Title: Differential amplification circuit and imaging device
Inventor: INUI FUMIHIRO
IPC: H04N5/357
Filed: 2002-10-30
Abstract: <P>PROBLEM TO BE SOLVED: To reduce noise generated in a differential amplification circuit.  <P>SOLUTION: The differential amplification circuit includes a first input element for inputting a first signal, a second input element for inputting a second signal, and a constant current circuit for driving the first and second input elements. The differential amplifier outputs a difference signal between the first signal inputted to the first input element and the second signal inputted to the second input element. The first input element is connected to the constant current circuit via a first resistance element, and the second input element is connected to the constant current circuit via a second resistance element. The end of the first resistance element different from the first input element, the end of the second resistance element different from the second input element, and the constant current circuit are connected with one another.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003251450-A (JP)
Title: Forming die, and exchange method thereof
Inventor: MATSUURA YOSHIKI
IPC: B22D17/22
Filed: 2002-10-31
Abstract: <P>PROBLEM TO BE SOLVED: To rapidly perform the exchange of a slide when a forming die includes the slide.  <P>SOLUTION: A slide 11 is divided into a slide core 1 as an exclusive part A and a slide holder 2 as a general part B, and the slide core and the slide holder are automatically attached/detached by an attachment/detachment mechanism 3A. The attachment/detachment mechanism 3A has a structure in which a T-shaped slot 86 formed in the slide core 1 is combined with a T-shaped clamp member 87 engaged with the T-shaped slot 86, the T-shaped clamp member 87 is passed through the slide holder 2 and action-connected to an actuator having the turning function. During the forming operation, the T-shaped clamp member 87 is engaged with the T-shaped slot 86 by the action of the actuator, and the slide core 1 is inserted into the die closing position while being floated via an elastic member 102. In the exchange operation, the T-shaped clamp member 87 is detached from the T-shaped slot by the action of the actuator, and the slide core 1 is detached from the slide holder 2.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004156669-A (JP)
Title: Automatic clutch control device
Inventor: KANO HIROYUKI
IPC: B60W10/18
Filed: 2002-11-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an automatic clutch control device capable of properly changing a half-engagement state or a disengagement state of a clutch in accordance with various traveling states of a vehicle.  <P>SOLUTION: This automatic clutch control device controls a clutch 24 into a half-clutch state or a completely disengaged state in accordance with the traveling states of the vehicle, and regardless of gear shift actuation, based on five viewpoints of speed reduction slip quantity of drive wheels RL and RR, convergence time of driving wheel speed in a pressure reduction mode to the driving wheels during vehicle stabilizing control (ABS control), continuity time of judder vibration generated during acceleration travel, if the vehicle is in a spin state or not, and if there is possibility of engine failure or not during traction control. As a result, at least one or more can be achieved among increase of stability of the vehicle, increase of precision of the vehicle stabilizing control, increase of comfortableness of passengers, and prevention of generation of engine failure in accordance with the traveling states of the vehicle.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004154820-A (JP)
Title: Method and device for expanding inside diameter of tubular member
Inventor: IRIE TORU
IPC: B21D53/84
Filed: 2002-11-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and a device for expanding inside diameter of a thin tubular member so that a section thereof is substantially truly circular over at least a predetermined range in the axial direction.  <P>SOLUTION: An expansion tool (a draw bar 32, and a plurality of collets 33 or the like) are accommodated in a tubular member W. At least one of the tubular member and the expansion tool is driven so as to be relatively rotated around the axis (the tubular axis) of the tubular member while each collet 33 is pressed against an inner surface of the tubular member W. At least one of the tubular member and the expansion tool is relatively moved along the axis, each collet 33 is driven while oscillating it in a radial direction, and the tubular member W is expanded to a predetermined diameter over the predetermined range in the axial direction.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004160326-A (JP)
Title: Ultrasonic washing method
Inventor: MAKI TAKEHIKO
IPC: B08B3/12
Filed: 2002-11-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultrasonic washing method inhibiting damping of ultrasonic vibration imparted to a washing liquid and carrying out efficient washing.  <P>SOLUTION: The article to be washed is stored and closed in a sealingly closable washing vessel 1 provided with a washing liquid feeding port 2 and a washing liquid discharge port 3 and the washing liquid is fed into the washing vessel 1 to the filled state. The ultrasonic vibration is imparted to the washing liquid in the washing vessel 1 in this state.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004159579-A (JP)
Title: Gardening facility and forming material therefor
Inventor: KADOTANI TAKUJI
IPC: E01C15/00
Filed: 2002-11-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gardening facility favorable for the germination/growth or vegetation of a plant including flowering plants and trees on a rooftop or the like, and to provide a lightweight forming material therefor good in serviceability, easy to handle or transport and highly effective in economy.  <P>SOLUTION: The gardening facility is constituted of the forming material, which consists of a hydraulic forming material prepared by compounding cement in an expanded resin-based granular material ≤8 mm in size followed by addition of water and then kneading.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004164381-A (JP)
Title: Character recognizing apparatus
Inventor: KOBAYASHI YOSHIKAZU
IPC: G06Q50/22
Filed: 2002-11-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a character recognizing apparatus for processing the bundle of originals where master receipts are mixed with subsequent slips.  <P>SOLUTION: The receipts 101 fed from a hopper 111 one by one are carried on a carrier passage 113. A receipt length detecting sensor 115 detects the length of the receipt 101, and discriminates between the master receipt and subsequent slip of the receipt 101 through the use of the result of the detection. A reading part 116 acquires the image of the receipt 101. An outer shape identifying part 118a detects the outer shape dimension of the receipt 101 based on the image, and discriminates between the master receipt and the subsequent slip. In the case of the master receipt, a character recognizing part 118b recognizes characters in the OCR (optical character recognition) area of the receipt 101. The receipt length detecting sensor 115 and the outer shape identifying part 118a identify whether the master receipt or the subsequent cut sheets, so as to enable the processing of the bundle of the originals where the master receipts are mixed with the subsequent slips.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004162652-A (JP)
Title: Wind power generation device
Inventor: TANIGAWA TAKAHITO
IPC: F03D9/02
Filed: 2002-11-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wind power generation device for constantly and stably supplying a fixed amount of electric power, without enlarging a whole device.  <P>SOLUTION: The wind power generation device comprises: a rotor 2 rotated by receiving wind; and a generator 6 driven by torque of the rotor 2. A continuously variable transmission 32 constituted of a toroidal type continuously variable transmission 4 and a planetary gear mechanism 30 is disposed between the rotor 2 and the generator 6. The speed of rotation of the rotor 2 is changed by the continuously variable transmission 32 and is transmitted to the generator 6.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004162673-A (JP)
Title: Energy supply system, and method for operating the same
Inventor: NAKAMURA JUNKO
IPC: C01B3/04
Filed: 2002-11-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide an energy supply system capable of drastically reducing discharge quantity of carbon dioxide by using electric devices or combustion devices.  <P>SOLUTION: By a first change-over means 24, a feeding destination is changed to a water electrolysis type hydrogen and oxygen generating device 7, and power generated by a solar power generation panel 6 is fed to the water electrolysis type hydrogen and oxygen generating device 7 to drive the water electrolysis type hydrogen and oxygen generating device 7. Hydrogen gas generated from the water electrolysis type hydrogen and oxygen generating device 7 by electrolysis of water is stored in a storage container 13. In a case where the combustion device 4 is used, hydrogen gas in the storage container 13 is supplied from a first hydrogen supply line 17 to the combustion device 4. In a case where the electric device 3 is used, the feeding destination is changed to the electric device 3 by the first change-over means 24, and power generated by the solar power generating panel 6 is fed to the electric device 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004172650-A (JP)
Title: Communication apparatus for code division multiple access
Inventor: NAGAI TAKAYUKI
IPC: H04B1/7117
Filed: 2002-11-15
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a communication apparatus for code division multiple access, which can reduce a circuit scale when compared with the prior art, irrespective of an increase or decrease in code multiplexing number.  <P>SOLUTION: The communication apparatus for code division multiple access is arranged to receive a mutiplexed signal (received signal) obtained by multiplexing a plurality of signals spread by different spreading codes in a multi-path environment. The apparatus further comprises an RAKE composer 22 and a despreader/decider 23. The composer 22 applies delay adjustment, phase compensation and RAKE-composing weighting to each received signal, using path detection timing and a channel characteristic estimate per path, and outputs a composition result of the signals after the weighting process as a RAKE composite signal. The despreader/decider 23 despreads the RAKE composite signal according to the different spreading codes and decides a resultant received symbol.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004172195-A (JP)
Title: Semiconductor device and semiconductor integrated circuit device
Inventor: USUJIMA AKIHIRO
IPC: H01L27/115
Filed: 2002-11-18
Abstract: <P>PROBLEM TO BE SOLVED: To suppress the generation of a leakage current at a junction by impact ionization between a source and a drain in a high-voltage operating semiconductor device having an STI structure.  <P>SOLUTION: The semiconductor device is constituted of a semiconductor substrate, an element separating groove for defining an element region, a gate electrode formed in the element region on the surface of the semiconductor substrate through a gate insulating film, and first and second diffusion regions formed at both sides of the gate electrode. In such a semiconductor device, the element separating groove is filled with a material having a dielectric constant bigger than that of a silicon oxide film.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004167521-A (JP)
Title: Apparatus and method for secondary-cooling of continuously cast slab
Inventor: ITO YOICHI
IPC: B22D11/124
Filed: 2002-11-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a secondary cooling apparatus and a secondary cooling method for continuously cast slab.  <P>SOLUTION: At least one set in a plurality of sets of cooling means arranged along a pass-line of the cast slab at the down-stream side on a continuously cast mold, is formed as a colliding pressure changeable cooling means having a high pressure nozzle and changeable in the colliding pressure Pc, defined with Pc = 5.64 PQ/H<SP>2</SP>(wherein, Pc: the collided pressure received to the cast slab from spouted liquid cooling medium, P: the spouting pressure of the nozzle, Q: the water amount from the nozzle and H: the distance between the nozzle and the cast slab). In the colliding pressure changeable cooling means, the high pressure nozzle, a plunger pump and an ascending/descending means for high pressure nozzle, are provided, and in the pump, it is desirable to provide a control unit for inverter-controlling the number of rotations of a motor. When the secondary cooling is performed, the cooling is performed by adjusting the colliding pressure Pc according to a casting condition so that a crater end of the cast slab is positioned in the secondary cooling apparatus and the surface temperature at the bending part and/or the correcting part of the cast slab becomes the temperature out of a crack-developing range.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004171670-A (JP)
Title: Recording and reproducing device and recording and reproducing method
Inventor: MAITA SOICHIRO
IPC: H04N5/765
Filed: 2002-11-20
Abstract: <P>PROBLEM TO BE SOLVED: To continuously secure a data recording area as much as possible even when the size of data to be recorded is not decided, and to prevent an access speed from lowering due to dispersion of the data on a recording medium.  <P>SOLUTION: At the head of a recording medium 10 for storing a moving picture recording/reproducing data such as a MPEG, in a system for storing a management data for managing the recording medium, a free area amount continuous with the leading address of each free area of the recording medium is pre-stored in this management data in a list form. In the case of recording data, the leading address of each free area and the list of the free area amount in the management data are referred to, and the free area amount is compared with the data amount to be recorded, and then recording is carried out with priority in a free area having a continuous area larger than the data amount. Thus, a data area is secured as continuously as possible, to prevent an access speed from being decreased.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004167001-A (JP)
Title: Token shooter for token game
Inventor: WATANABE HIROYUKI
IPC: A63F9/00
Filed: 2002-11-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a token shooter for a token game inserting tokens without imposing a load on the arm and the wrist.  <P>SOLUTION: This token shooter is provided with a token passage 11a rolling the token with its held vertically and comprises a token guide 11 emitting the token from its free end toward a play field; a token receiving part 12 having a token insertion slit 12a receiving the token with its erected vertically and a token passage 12b; and an elbow part 13 communicating both token passages 11a and 12b with each other. The token shooter is characterized in that the token insertion slit 12a forms a prescribed angle within a range 80-110° to the token guide 11.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004136966-A (JP)
Title: Container for wrap for preserving or packaging food
Inventor: KAWAGUCHI ISAMU
IPC: B65D25/52
Filed: 2002-10-16
Abstract: <P>PROBLEM TO BE SOLVED: To overcome the problem in which most of conventional wrap containers are molded from paper and of a disposable type, therefore, easily lose their shapes as used frequently, need to separate boxes and blades after use, which is inconvenient and wastes natural resources, and easily cause trouble in use, resulting from winding back of wrap or damage to a pulled portion of the wrap.  <P>SOLUTION: In the container, a cutting blade and a container upper lid (2) are integrally molded from a resin, thereby eliminating the need to separate them after use. The blade for cutting wrap is not exposed in order to retain safety. In addition, in order to improve cutting force, a container body (1) is provided with a groove 1(3) for fixing a wrapping face in position. The container main body (1) is also provided with a groove 2(4) that has the function of preventing the wrap from being wound back and of pulling out the wrap smoothly.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004173455-A (JP)
Title: Power converter
Inventor: ASAEDA TAKEAKI
IPC: H02M7/483
Filed: 2002-11-22
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a small, low-cost three-level converter in a simple device structure.  <P>SOLUTION: Of four switching elements of a three-level inverter 2, outside two switching elements are omitted, to constitute the three-level converter 1 of two switching elements T1, T2, four free-wheel diodes FD1 to FD4, and two clamp diodes DC1, DC2. A reactor 4 is arranged on the side of an AC power supply 3 to control the converter 1, in such a way as to cause step-up chopper operation to be conducted in respective time periods, when a phase voltage Vs of the AC power supply 3 is of positive and negative polarity.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003151153-A (JP)
Title: Disk device
Inventor: UCHIDA SHIGERU
IPC: G11B7/09
Filed: 2002-11-22
Abstract: PROBLEM TO BE SOLVED: To provide a disk device for performing a control operation to eliminate the shifting amount of an objective lens by a spirally formed track when the disk is tracked by the objective lens. SOLUTION: Based on detection signals P1, P2 from Hall elements 11a, 11b, the rotational speed of a thread motor 5 is detected by a speed/moving distance calculation circuit 12, and a speed signal E is generated in accordance with this detected rotational speed. Then, after a difference signal is generated by an operation amplifier 94 based on a tracking error signal TE, or a shift signal SFS indicating the shifting amount of the objective lens, and the speed signal E, the difference signal is amplified by an amplifier 95. Then, based on the difference signal PWM-processed at a PWM signal generation circuit 13, a PWM driver 14 drives a thread motor 5, whereby the speed of the thread motor 5 is controlled in accordance with the shifting amount of the objective lens.
Patent JP-2004168538-A (JP)
Title: Sheet material superposition method
Inventor: SHIZU KATSUMI
IPC: B65G57/04
Filed: 2002-11-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sheet material superposition method for positioning thin and flexible sheet materials and superposing one over the other over the entire surface of the sheet material with high accuracy.  <P>SOLUTION: This sheet material superposition method at least includes: a first process of first holding a first sheet material on a first sheet material holder under reduced pressure and holding a second sheet material on a second sheet material holder under reduced pressure; a second process of reversing the second sheet material holder and superposing the same on the first sheet material holder under reduced pressure; and a third process of detaching the second sheet material from the second sheet material holder and removing the second sheet material holder with the second sheet material left on the first sheet material. After the third process, the second and third processes are repeated to stack a plurality of sheet materials.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003335600-A (JP)
Title: PROCESS FOR PREPARING AlN SINGLE CRYSTAL
Inventor: INOUE SHIGERU
IPC: C30B29/38
Filed: 2002-11-25
Abstract: <P>PROBLEM TO BE SOLVED: To easily prepare a relatively large AlN single crystal at a low cost.  <P>SOLUTION: In the process for preparing the AlN single crystal, an abc alloy melt containing at least one chosen from Cr, Mn, Fe, Co, Cu and Ni as metal a, at least one chosen from Sc, Ti, V, Y, Zr and Nb as metal b and Al as component c is prepared in a nitrogen-containing atmosphere, and the AlN single crystal is crystallized either by cooling the melt or by evaporating at least one of metal a and metal b.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004182009-A (JP)
Title: Air conditioning unit for vehicle and expansion valve
Inventor: OGASAWARA HIROSHI
IPC: B60H1/32
Filed: 2002-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide an air conditioning unit and a miniaturized expansion valve whereby a front side is aggressively cooled and cooling-down time can be reduced when the temperature in a cabin is high.  <P>SOLUTION: This air conditioning unit for vehicle includes a liquid receiver 104, a front side evaporator 108 and a rear side evaporator 107 arranged in parallel, and a front side pressure reducing means 112 arranged between the liquid receiver and the front side evaporator and a rear side pressure reducing means 111 arranged between the liquid receiver and the rear side evaporator. An opening adjusting part 115 is provided in the air conditioning unit so that the opening of the front side pressure reducing means 112 is increased with the usage of the difference between an inner pressure of the front side pressure reducing means 112 and an inner pressure of the rear side pressure reducing means 111 when the temperature in the cabin is particularly high.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004184625-A (JP)
Title: Apparatus, method, and program for image processing
Inventor: ISHIWATARI HIROYUKI
IPC: G09G5/00
Filed: 2002-12-02
Abstract: <P>PROBLEM TO BE SOLVED: To speedily display an output image composed of a plurality of input images.  <P>SOLUTION: Pixel data of pixel coordinates Dout of the output image are calculated by calculating and adding pixel data of coordinates Din corresponding to the pixel coordinates Dout of the output image (adding to an output buffer 15) by using a table 61 corresponding to each input image. Consequently, when one table 61 is used, the storage contents of a cache memory 13 are not changed and image data of the necessary input images are stored in the cache memory 13, so the hit rate of the cache memory 13 is improved to speedily perform display processing.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004187023-A (JP)
Title: Moving image encoding device and moving image decoding device
Inventor: NAITO YUKIHIRO
IPC: H04N19/167
Filed: 2002-12-04
Abstract: <P>PROBLEM TO BE SOLVED: To allow an area designated by a user to be automatically traced in accordance with movement of a subject, shake, or the like in a moving image processor which improves a subjective image quality by compressing the area designated by the user, with a low compression rate.  <P>SOLUTION: Images from an imaging device 10 are turned to encoded data 17 through a movement compensation type moving picture encoding circuit 13. At the time of encoding, an area to be encoded with a high image quality is reported as important area information 19 from an important area selection circuit 14 to the movement compensation type moving picture encoding circuit 13, and the area designated as an important area is compressed at a low compression rate, and the other areas are compressed at a high compression rate. The important area is determined in the important area selection circuit 14 by a pointing device 12 like a mouse and motion vector information from the circuit 13. The important area is inputted to not only the circuit but also a display image composition part 15 and is displayed over an input image on a display device 11.  <P>COPYRIGHT: (C)2004,JPO&NCIPI