baber/WOPTO huggingface dataset:
Patent JP-2003347673-A (JP)
Title: Optical semiconductor device and method for manufacturing same
Inventor: HIRONO TAKUO
IPC: H01S5/22
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical semiconductor device where usable maximum light output can be enhanced by increasing the kink level while suppressing the primary mode oscillation due to the increase of a current, and to provide a method for manufacturing the same.   <P>SOLUTION: In a semiconductor laser 100 comprising a first semiconductor layer 20 consisting of an AlGaAs lower clad layer 1 and an AlGaAs lower optical confinement layer 2, an InGaAs active layer 30, a second semiconductor layer 40 consisting of an AlGaAs upper light confinement layer 3 and an AlGaAs upper clad layer 4 sequentially laminated on a GaAs substrate 10, and a ridge part 4A formed on the upper face of the AlGaAs upper clad layer 4, the ratio (h1/h2) of a thickness h1 of the ridge part 4A to a thickness h2 of the second semiconductor layer 40 is set so as to be less than 0.5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003336215-A (JP)
Title: Joining structure and joining method for steel girder and reinforced-concrete pier
Inventor: NAKANISHI KATSUYOSHI
IPC: E01D2/04
Filed: 2002-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a joining structure and a joining method for a steel girder and a reinforced-concrete pier, by which a reinforcement arranged to the rigidly connecting section of the steel girder and the reinforced-concrete pier is omitted, the workability of concrete is improved and the crushing of concrete on a joint surface between the girder and the pier is prevented.  <P>SOLUTION: The joining structure has a main girder G composed of the steel girders 1, to which steel pipes 10 are installed integrally and which are arranged oppositely, and main steel frames 50 in which upper sections are projected from a lower pier P<SB>1</SB>. The steel pipes 10 mounted on the steel girders 1 are fitted to the projecting sections of the main steel frames 50, concrete 51 is placed between the lower pier P<SB>1</SB>and the main girder G while the insides of the steel pipes 10 are filled with concrete and the main girder G is connected rigidly to the pier P.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003336811-A (JP)
Title: Combustion cylinder of oil burning appliance
Inventor: KOYANAGI HITOSHI
IPC: F24C5/08
Filed: 2002-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a combustion cylinder of an oil burning appliance wherein good heating with far-infrared ray and near-infrared ray mixed is fulfilled by simple construction.  <P>SOLUTION: The cylinder comprises at least an inner cylinder 11 and a middle cylinder 12 having a number of small apertures 17, 18, 20, an outer glass cylinder 16 on the outside thereof, and an outer cylinder base 13 for mounting of the outer glass cylinder 16. An upper end of the outer glass cylinder 16 is supported by an outer cylinder holder 20 connected to an upper end of the middle cylinder 12. An intermediate part and an upper part of the middle cylinder 12 facing the outer glass cylinder 16 are formed with a glowing portion 19 wherein the small apertures 18 have an opening area larger than the small apertures 17 in a lower part. The cylinder has far-infrared ray radiation means 29 outward of the outer glass cylinder 16 facing an upper part of the glowing portion 19. A great deal of far-infrared ray can be surely generated in concentration. Good heating with far-infrared ray and near-infrared ray mixed is obtained, and the cylinder has high usability.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003348044-A (JP)
Title: Receiver in orthogonal frequency division multiplexing- code division multiple access transmission system
Inventor: DATEKI TAKASHI
IPC: H04B1/7097
Filed: 2002-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To improve reception quality of a user channel to be received by reducing interference components by a non-orthogonal common channel such as a synchronous channel is despreading processing regarding a receiver in an orthogonal frequency division multiplexing-code division multiple access (OFDM-CDMA) transmission system.   <P>SOLUTION: The receiver is provided with an SCH (schedule) sub-carrier timing generation part 102 for generating reception timing signals of a plurality of sub-carriers in which non-orthogonal common channels such as the synchronous channel are distributively arranged, switches a despreading signal of a reception signal to be outputted from a despreading multiplication part 8-2 to a value of 'zero' by a selector 1-1 by synchronizing it with reception timing of the sub-carrier of the non-orthogonal common channel and integrates the despreading signal by an integration part 8-3. The despreading processing of the user channel is performed by excluding the sub- carrier of the non-orthogonal common channel and the interference components of the non-orthogonal common channel are reduced. Furthermore, selecting operation of the selector 1-1 is controlled according to level of reception power of the non- orthogonal common channel or weighting of the despreading signal is controlled.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003348408-A (JP)
Title: Television monitor
Inventor: WATANABE MASAHARU
IPC: H04N5/225
Filed: 2002-05-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a television monitor having enhanced user-friendliness of easily adjusting and controlling an imaging apparatus.   <P>SOLUTION: The television monitor includes a means for emphasizing a contour of a present image imaged by the imaging apparatus and displaying the result with magnification at an optional size and an optional position so as to easily adjust the focus of the imaging apparatus.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003347202-A (JP)
Title: Data creation method for electron beam projection photolithography machine
Inventor: TAKAHASHI KIMITOSHI
IPC: G03F1/68
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data creation method for an electron beam projection photolithography machine that reduces a processing time by reducing a data capacity, and improves the physical strength of a mask.   <P>SOLUTION: The data creation method for an electron beam projection photolithography machine is characterized by including a process of creating flat data by expanding the pattern data of a hierarchized mask, a process of performing profiling that extracts the profile line of the pattern on the flat data, and a process of extracting cells in which polygons have the same patterns and hierarchizing the cells. The method may further include a process of extracting the polygons as the cells and hierarchizing them, even if they are not referred a plurality of times.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004003147-A (JP)
Title: Door locking and unlocking system for building
Inventor: YAMAMOTO TETSUYA
IPC: E05B47/00
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a door locking and unlocking system for a building capable of preventing the occurrence of risk resulted from door unlocking by wasteful consumption of a battery in a portable machine when the portable machine is carelessly left in a signal propagation area of the locking and unlocking system on the side of a door and by an unintentional touch switch operation.  <P>SOLUTION: The locking and unlocking system provided on the building door 10 is equipped with a controller 14 for controlling an electric lock mechanism 24 by processing response coded signals from the portable machine 50 or keyless coded signals. The controller 14 has a means transmitted by forming predetermined call coded signals corresponding to each portable machine and a means stopping the transmission of the corresponding call coded signals when the response coded signals corresponding to the same call coded signals are consecutively received in the predetermined time.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003008446-A (JP)
Title: Speech coding system
Inventor: OZAWA KAZUNORI
IPC: G10L19/12
Filed: 2002-06-03
Abstract: PROBLEM TO BE SOLVED: To provide a speech coding system that has excellent speech quality under a bit rate of 8 kb/s, particularly under 4.8 kb/s in spite of a comparatively small arithmetic quantity and memory capacity. SOLUTION: A spectral parameter calculation section 150 divides a received speech signal into frames with a predetermined time length to obtain a spectrum parameter denoting a spectrum envelope for dividing the frame into sub-frames with a predetermined time length. An adaptive code book section 160 obtains a parameter in an adaptive code book on the basis of a past speech source signal by each sub frame, and a speech source code book retrieval section 170 in speech source code books of which comprise multi-stage cascade connection of a plurality of code books, at least one of the stages outputs a plurality of object code vectors in the order of smaller quantization distortion,  and outputs a set of objects minimizing accumulated distortion resulting from accumulating distortions in the entire stage number determined in advance or minimizing quantization distortion of the final stage to quantize the speech signal.
Patent JP-2004009338-A (JP)
Title: Plastic single screw extruder and manufacturing method for inorganic matter dispersed plastic
Inventor: ENDO TAKAYUKI
IPC: B29C48/67
Filed: 2002-06-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a plastic single screw extruder capable of manufacturing an inorganic matter dispersed plastic, and a manufacturing method for the inorganic matter dispersed plastic.  <P>SOLUTION: The plastic raw material charged from a hopper 1 is melted in the cylinder 2 heated by a heater while fed to the outlet of a cylinder 2 by the screw 3 rotated by a drive motor. The screw 3 has screw threads 11 for feeding the plastic raw material to the periphery of a shaft main body 10 from the hopper 1 of the cylinder 2 to the outlet thereof. The screw 3 has one or more rows of a plurality of gear-like parallel teeth 12 on the periphery of the intermediate part of the shaft main body 10 in place of the screw threads 11. The respective rows of the teeth 12 are arranged in an axially adjascent state and the respective teeth 12 are inclined with respect to an axial direction. Kneading uneven parts 13 are provided to the periphery of the leading end part of the shaft main body 10 in place of the screw threads 11.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004008471-A (JP)
Title: Behavior conditions monitoring device, behavior conditions analysis apparatus, and behavior conditions analysis system
Inventor: HATTORI OSAMU
IPC: G06Q10/00
Filed: 2002-06-06
Abstract: <P>PROBLEM TO BE SOLVED: To easily infer a person's behavior by collecting environmental temperatures in a time series.  <P>SOLUTION: A storage device 240 stores the result in measurement of the body temperature of a wearer and the temperature of outside air together with measurement times. A software storage device 250 stores software to infer behaviors of the wearer. A central processor 230 makes the software storage device 250 infer behaviors of the wearer by the stored software on the basis of the body temperature of the wearer and the temperature of outside air stored by the storage device 240 .  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004009252-A (JP)
Title: Vacuum generator
Inventor: NAKAMORI TOSHIO
IPC: B25J15/06
Filed: 2002-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vacuum generator capable of responding at a high speed for obtaining a stable degree of vacuum and preventing deterioration in an adsorbing force at other absorption parts even in the case of absorption failure.  <P>SOLUTION: A vacuum generating body 14A constituting a vacuum generator 10 comprises branches 26AU, 26AL supplying compressed air; an electromagnetic valve 42 openably installed to the branch 26AU; a diffuser 18A to which the air supplied from the branch 26AL is fed; a vacuum suction port 21A communicated with the diffuser 18A; a vacuum breaking branch 48A communicated with the vacuum suction port 21A and supplying the air for breaking the vacuum; and an electromagnetic valve 52A openably installed to the vacuum breaking branch 48A, so as to generate vacuum by an ejector type. Thereby, stable response speed can be obtained, and response can be done at high speed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012396-A (JP)
Title: Pattern generator and testing device
Inventor: OZORA SATOSHI
IPC: G01R31/319
Filed: 2002-06-10
Abstract: <P>PROBLEM TO BE SOLVED: To generate various test patterns from algorizm pattern data of a few bit numbers.  <P>SOLUTION: The test pattern generator generates test patterns for testing an electronic device composed of a fundamental pattern generating part for generating fundamental pattern data, an algorithm pattern generating part for generating algorithm pattern data based on a previously fixed algorithm, an operation pattern generating part for generating the operation pattern data by operating the operation selected from among a plurality of operations for the fundamental pattern data and the algorithm pattern data, and a test pattern outputting part for outputting the test pattern based on the operation pattern data.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004010338-A (JP)
Title: Fatigue crack monitoring device
Inventor: FUJII MASANAO
IPC: G01M99/00
Filed: 2002-06-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fatigue crack monitoring device to detect a plurality of cracks and with a short length of wiring cable.  <P>SOLUTION: The device is equipped with a plurality of sensor bodies 5-1 to 5-n for monitoring crack electrically connected in series, a plurality of sensor peculiar resistors 6-1 to 6-n electrically connected in parallel with the sensor bodies 5-1 to 5-n for monitoring crack respectively, and a measuring device 3 which is electrically connected in series with the sensor bodies 5-1 to 5-n for monitoring crack and the plurality of sensor peculiar resistor 6-1 to 6-n and measures the sum of the sensor bodies 5-1 to 5-n for monitoring crack and a plurality of sensor peculiar resistors 6-1 to 6-n. The sensor bodies 5-1 to 5-n for monitoring crack is pasted up on the surface to be measured and disconnected when the crack partially occurs. The plurality of sensor peculiar resistor 6-1 to 6-n have different resistance values. The fatigue crack monitoring device 1 can simultaneously monitor a plurality of areas of the target measurement.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023452-A (JP)
Title: Electronic camera
Inventor: KUBOTA MASAKATSU
IPC: H04N5/225
Filed: 2002-06-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electronic camera capable of recording an image with a high quality and extending the service life of a battery.  <P>SOLUTION: A first imaging device 11 to be used for recording the image and a second imaging device 12 to be used for monitoring the image on an LCD 28 which is provided externally are arranged on an image formation plane of a common optical photographing system. The first imaging device 11 outputs an image pickup signal of a relatively high pixel. The second imaging device 12 outputs an image pickup signal of a relatively low pixel and photographs the approximately same photographing area as the first imaging device 11. When turning on a power source switch 23, power consumption of the imaging devices are suppressed by displaying the fetched image data through the LCD 28 by driving only the second imaging device 12. In response to a half depression signal of a shutter button 24, driving is switched to the first imaging device 11, and the image data for recording are recorded with a high image quality.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004017864-A (JP)
Title: Open roof structure
Inventor: TAMURA MICHIO
IPC: B60J7/08
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an open roof structure with a simple structure capable of opening/closing a roof without requiring a space for accommodating the roof.  <P>SOLUTION: In the open roof structure for a vehicle capable of opening/closing the roof 3, first link members 25 turnably supporting the roof 3 in a forward/rearward direction against a roof mounting part at right and left sides and a link rod 20 connecting these right and left first link members 25 is provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004020458-A (JP)
Title: Fixed star sensor
Inventor: KONO HIROYUKI
IPC: G01C1/00
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixed star sensor whose size is small ensuring good light shielding performance to unwanted light.  <P>SOLUTION: The fixed star sensor is provided with an optical lens system 1 which condenses light of an external light source which is entered from a front side of the sensor, a light shielding member 50 which has a wall part surrounding the optical axis of the optical lens system on the front side of the optical lens system and is opened on the front side, and an image pickup device 4 which receives light from the optical lens system to create an image. The optical lens system is provided with a condensing lens 2 which totally reflects light which is entered into from a front side of an optical axis at a prescribed angle α or more to the optical axis at an internal face of a rear side of the optical axis. The front side opening of the light shielding member is formed so that light which enters at a prescribed angle θ<SB>1</SB>(α<θ<SB>1</SB>) or more to the optical axis may enter the internal wall of the light shielding member directly, and the wall part of the light shielding member is arranged in an angle range larger than α to the optical axis of the optical lens system.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003092071-A (JP)
Title: Electron gun for color cathode-ray tube
Inventor: KIM YOUN JIN
IPC: H01J29/50
Filed: 2002-06-21
Abstract: PROBLEM TO BE SOLVED: To provide an electron gun which maximizes action of a VM coil acting by synchronizing with derivative signals of image signals. SOLUTION: With the electron gun including a cathode 3 emitting electron beams toward a phosphor screen, an anode 9 of the screen side, and focus electrodes 8 of the cathode side, and a cathode-ray tube including a VM coil 18 mounted on a neck of the cathode-ray tube and acting in synchronization with image signals of a circuit, the focus electrodes 8 on which fixed focus voltage is impressed are composed of a set of not less than two electrodes continuously arrayed. Provided the length of the focus electrodes is 'L,' and total of distances of each two electrodes is 'g,' (g×100)/L=5 to 30(%) is satisfied.
Patent JP-2004030729-A (JP)
Title: Bonded optical recording medium
Inventor: SAKURAI MASAHIRO
IPC: G11B7/24024
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical recording medium wherein the bending angle of a disk bonded through an adhesive layer is good in order to eliminate the difficulty of satisfying the bending angle of the bonded disk because of a large load imposed in the process of forming two substrates to be bonded when the optical recording medium is formed.  <P>SOLUTION: The recording transparent substrate is constituted of, on the information recording surface α side of a disk-shaped transparent substrate 2, a groove and a land formed spirally or concentrically along a recording track, an optical recording layer 6, a reflective layer 5, and an overcoated layer 3 stacked on the groove.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003035238-A (JP)
Title: Shutoff valve of fuel system
Inventor: LEHTONEN KAI
IPC: F02M61/16
Filed: 2002-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a shutoff valve capable of avoiding unexpected closing particularly in the starting stage in the fuel system shutoff valve of an internal combustion engine. SOLUTION: The fuel system shutoff valve 4 includes a fuel space 6 including a body part 5, and having an inlet connecting part 7 and an outlet connecting part 8 in the body part, an actuator 9 movably arranged in the fuel space, and flowing or restraining fuel via the shutoff valve 4 according to the position, and a pressing force means for generating force in the opposite direction of the main flow direction of the fuel in the actuator. The actuator 9 also includes an auxiliary actuator 12 movably constituted with respect to this actuator 9.
Patent JP-2004029584-A (JP)
Title: Electrostatic charge image developing toner
Inventor: IGA TAKASHI
IPC: G03G9/08
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrostatic charge image developing toner having good preservability in spite of its low temperature fixability and having good transferability and causing neither lowering of printing density nor fogging, even when printing is carried out over a prolonged period of time particularly in various environments.  <P>SOLUTION: The electrostatic charge image developing toner consists of colored particles comprising a bonding resin, a colorant, an electrostatic charge controlling agent and a polar group-containing hydrogenated petroleum resin and of an additive.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004032564-A (JP)
Title: Digital camera system and peripheral
Inventor: KAZAMI KAZUYUKI
IPC: H04N5/765
Filed: 2002-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital camera for outputting image information suitable for the image purposes in a peripheral.  <P>SOLUTION: Special information concerning an application program used in the peripheral is output, image data processed in the digital camera on the basis of the special information are output, and the peripheral inputs the processed image data into the application program to execute the application program. The special information is the size of a character, resolution, the number of displayed colors and the like which are used in the application program.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003125521-A (JP)
Title: Grommet
Inventor: OKUHARA TAKASHI
IPC: H02G3/04
Filed: 2002-07-01
Abstract: PROBLEM TO BE SOLVED: To restrain insertion force of a grommet which is pushed into a through-hole in a vehicle body panel. SOLUTION: This grommet includes a small-diameter cylindrical section and an enlarged-diameter cylindrical section, continuous with the small-diameter cylindrical section. A plurality of protrusions, extending in the axial direction from small-diameter cylindrical section end side to inclined wall front end are protruded at the outer-periphery surface of the enlarged-diameter cylindrical section. The small-diameter cylindrical section end part of each of the protrusions is protruded in step-wise manner, from the enlarged-diameter cylindrical section outer-periphery. The plurality of protrusions, extending in the axial direction at regular intervals in the peripheral direction, are provided along the outer periphery of the enlarged-diameter cylindrical section formed with recessed cuts, provided at an end surface facing the small-diameter cylindrical section side.
Patent JP-2004040347-A (JP)
Title: Driver for sound volume setting operation knob
Inventor: AISO MASARU
IPC: H03G3/02
Filed: 2002-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To quickly and accurately match a reference position of a fader or the like in a mixer.  <P>SOLUTION: Assuming that a volume operation knob 122-1, a fader operation knob 124-1, and a DCA fader operation knob 127-1 determine a gain of a sound signal supplied to the mixer. When a switch 128-1 is depressed, an operation position of the DCA fader operation knob 127-1 is automatically set to the reference position (0dB) so as to automatically set the operation position of the fader operation knob 124-1 thereby keeping the gain of the sound signal constant. Further, when a switch 126-1 is depressed, the operation position of the fader operation knob 124-1 is set to the reference position (0dB) and the operation position of the volume operation knob 122-1 is automatically set to keep the gain of the sound signal constant.  <P>COPYRIGHT: (C)2004,JPO