baber/WOPTO huggingface dataset:
Patent JP-2002290381-A (JP)
Title: Optical transmission system and terminal station and node unit used for the system
Inventor: SAWADA KAZUE
IPC: H04B10/556
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To provide an optical transmission system that minimizes an increase in a transmission rate, enhances the error correction capability and maintains high channel quality at a low cost. SOLUTION: An SDH(Synchronous Digital Hierarchy) transmission terminal unit 1 includes in-band error correction coding circuits 1a-1-1a-n that apply error correction coding to transmission data according to the in-band error correction coding system, an SDH reception terminal station unit 7 includes in-band error correction decoding circuits 7a-1-7a-n that apply error correction of data coded by the in-band error correction coding system, a WDM transmission terminal station unit 3 includes an out-band error correction coding circuit 3a that applies error correction coding to data by using the out-band error correction coding system, and a WDM reception terminal station unit 5 includes an out-band error correction decoding circuit 5a that applies error correction to data coded by the out-band error correction coding system.
Patent JP-2003072268-A (JP)
Title: Scratch lottery
Inventor: MIZUGUCHI YOSHIYUKI
IPC: B42D15/10
Filed: 2001-09-04
Abstract: PROBLEM TO BE SOLVED: To provide a scratch lottery which is extremely hardly falsified, its authenticity can be easily judged at a glance its design characteristic is improved, game characteristic is added, and in addition, variable information can be mechanically read. SOLUTION: A hiding layer is formed in such a way that a printing layer (a printing layer 1) for displaying an image and a printing layer (a printing layer 2) for displaying variable information are covered. When PCS value of printing density of the image is B and the PCS value of printing density of the variable information is A, the relation between B and A is 0.01<B<(A-0.02). Before the hiding layer is formed, a release varnish layer is formed and before the printing layer (the printing layer 1) for displaying the image is formed, an anchor layer is formed and a printing layer (a printing layer 3) is formed on the hiding layer.
Patent JP-2003082638-A (JP)
Title: Building material for civil engineered structure, method for manufacturing building material for civil engineered structure, and civil engineered structure
Inventor: YUKIMOTO ISAO
IPC: E02B3/14
Filed: 2001-09-04
Abstract: PROBLEM TO BE SOLVED: To provide a building material for a civil engineered structure, which not only contributes to reduction in frequency of piling work for constructing the civil engineered structure, but also facilitates a series of piling work. SOLUTION: A plurality of individual imitation stone blocks 6 are connected to each other via reinforcing bars 8 to form a long wall panel 4, and a plurality of anchors 5 extend rearward from a rear surface of the wall panel 4, to thereby construct the civil engineered structure. By virtue of the construction, in comparison with the case where the entire civil engineered structure is formed of concrete, the civil engineered structure concerned is light in weight, and facilitates its piling work.
Patent JP-2003075023-A (JP)
Title: Isothermal device and isothermal method
Inventor: YABUKI YOSHIHIRO
IPC: B01L7/00
Filed: 2001-09-04
Abstract: PROBLEM TO BE SOLVED: To provide an isothermal device and a method to reduce the amount of discharged heat and save power. SOLUTION: The isothermal device is provided with an evaporator/condenser 14 provided at the internal part of a constant temperature chamber 12 with an evaporating part 14a and a condensing part 14b, and a condenser 16 situated at the external part of the constant temperature chamber. The outlet port of the evaporating part and the inlet port of the condenser of the evaporator/ condenser are intercoupled through first piping 18. A compressor 20 is located. The outlet port of the condenser and the inlet port of the condensing part of the evaporator/condenser are intercoupled through second piping 22. The outlet port of the condensing part of the evaporator/condenser and the inlet port of the evaporating part are intercoupled through third piping, and a pressure reducer 26 is located in the third piping.
Patent JP-2003085997-A (JP)
Title: Semiconductor memory
Inventor: OISHI TSUKASA
IPC: G11C29/04
Filed: 2001-09-07
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor memory preventing occurrence of an unwanted leak current. SOLUTION: A write-driver/read-amplifier circuit WRn comprises a write- driver 240, a GIO equalizing circuit 250, and a read-amplifier circuit 260. When a leak current is caused in a global data line GIOn or/GIOn, a signal IOSHD inputted to logic gates R42 and R43 is made a L level. Consequently, transistors in inverters IV45, IV46, and the GIO equalizing circuit 250 are tuned off.
Patent JP-2003080185-A (JP)
Title: Cavitation generation device
Inventor: ARAIDA TOKUO
IPC: B08B3/10
Filed: 2001-09-07
Abstract: PROBLEM TO BE SOLVED: To provide a cavitation generation device capable of easily washing/ removing chips and a working oil and certainly removing a burr from a work such as an impeller or the like. SOLUTION: The cavitation generation device 30 is provided with a storage tank 32 for storing an immersion liquid L1 for immersing a molded product 13a of the impeller 13 (work) therein; and a spraying nozzle 134 provided with a delivery port 112 (spraying port) opened in the immersion liquid L1. This cavitation device 30 also has a water treating device 42 for cleaning city water; and a vacuum pump 36 for deaerating pure water obtained by the water treating device 42. The pure water deaerated by this vacuum pump 36 is used as a cavitation generation liquid L2 injected from the injection nozzle 34 and the immersion liquid L1. In a feeding tank 38 and the storage tank 32, a plurality of floating members 104 comprising spherical bodies are floated at liquid levels of the cavitation generation liquid L2 and the immersion liquid L1.
Patent JP-2003082195-A (JP)
Title: Epoxy resin composition and semiconductor device
Inventor: SUMIYOSHI TAKAFUMI
IPC: H01L23/29
Filed: 2001-09-10
Abstract: PROBLEM TO BE SOLVED: To obtain an epoxy resin composition for semiconductor-sealing free from a halogen-containing flame-retardant and an antimony compound and excellent in molding properties, flame retardancy and solder reflow resistance reliability. SOLUTION: The epoxy resin composition for semiconductor-sealing comprises as essential ingredients (A) a dicyclopentadiene type epoxy resin, (B) a phenolic resin, (C) a curing accelerator, (D) an inorganic filler and (E) a cyclic phosphazene compound.
Patent JP-2003079752-A (JP)
Title: Laser treatment device
Inventor: YAMAZAKI KIMIYO
IPC: A61B18/20
Filed: 2001-09-10
Abstract: PROBLEM TO BE SOLVED: To provide a laser treatment device, with which longitudinal and lateral ranges can be widely irradiated with laser light for scanning by a single laser light source and miniaturizing/lightening is enabled. SOLUTION: This device is provided with a Y guide frame 14 for supporting an optical unit 11 to freely slide the unit in a Y-axis direction, an X guide frame 14 for supporting this Y guide frame 14 to freely slide the frame in an X-axis direction, a rotary board 15 having a rotational axis parallel to the optical axis of the optical unit 11 supported by the Y guide frame 14, and an actuator 16 for driving this rotary board 15, and the optical unit 11 is supported at the eccentric core position of the rotary board 15 to be freely rotated around the optical axis. Thus, by rotating and driving the rotary board 15, an optical axis 12 of the optical unit 11 is moved to draw a circle, and the longitudinal and lateral ranges on the surface of the skin can be widely irradiated with laser light for scanning.
Patent JP-2003085809-A (JP)
Title: Optical head for disk medium
Inventor: TOMINAGA JUN
IPC: G11B7/09
Filed: 2001-09-13
Abstract: PROBLEM TO BE SOLVED: To provide an optical head for disk medium by a floating type head actuator that is stable in recording and reproducing data without lowering the utilization efficiency of a disk storage area. SOLUTION: A floating type slider 13 spring-supported by a coarse adjusting mechanism is adopted, the planar shape is made roughly rectangular and an optical element 5 for access to a disk type recording medium 10 is provided on a position shifted to one end side of the long side. The floating type slider 3 is supported so as to make the optical element 5 move on a rotation radius of a disk and to tilt the axial direction to a tangent direction orthogonal to the radius that the optical element passes through, or a shape of the slider itself is turned to a rough sectorial shape along a contour of an inner periphery and/or outer periphery of the disk 10.  Thus, a rotation flow of the disk is effectively utilized while evading interference with a spindle motor or the like, a negative pressure generation area is reduced, a distance between the slider and the disk 10 is kept fixed and the data are stably recorded and reproduced to/from the disk 10.
Patent JP-2003089034-A (JP)
Title: Grinding device
Inventor: HAYASHIDA TADASHI
IPC: B24B55/06
Filed: 2001-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a grinding device alleviating a worker's physical loads. SOLUTION: In this device, at least a pair of grinding wheels 41, 42 are arranged in such a manner that central axes thereof are in parallel with each other. A rotation driving means 20 is provided to enable the pair of grinding wheels 41, 42 to rotate in an opposite direction to each other by using compressed air, by which grinding dust is discharged outside of the pair of grinding wheels 41, 42. In addition, an air blowing means 50 for blowing the compressed air discharged from the rotation driving means to the pair of grinding wheels 41, 42 is provided to prevent clogging by the grinding dust, and a suction means 60 for sucking in the grinding dust is arranged outside of the pair of grinding wheels 41, 42.
Patent JP-2003092000-A (JP)
Title: Memory inspecting circuit
Inventor: HASEGAWA YUICHI
IPC: G11C29/02
Filed: 2001-09-17
Abstract: PROBLEM TO BE SOLVED: To test a memory while suppressing increment of circuit scale. SOLUTION: This circuit has a test signal generating section 14 generating a test signal by combination of signal lines being less than the number of data input lines of a memory 16 to be tested, a path selecting section 15 is set so that a test signal from the test signal generating section 14 is supplied to the memory 16 to be inspected, a plurality of test signals are outputted by path selection of the path selecting section 15 and a plurality of tests are performed with simple constitution.
Patent JP-2002169537-A (JP)
Title: Externally mounted adjustable damping system for drum head
Inventor: GATZEN ROBERT A
IPC: G10D13/02
Filed: 2001-09-17
Abstract: PROBLEM TO BE SOLVED: To provide a damping system for drum head of drum musical instrument, is easily adjustable without disassembling the musical instrument and makes it possible to achieve desired sound characteristics. SOLUTION: The damping system 10 for the adjustable drum head externally mounted includes an annular fitting fixture 13 including a radial outer segment 12 which is fixed to the peripheral edge region on the outer surface of a drum head film 20 and a radial inner segment 14 for defining an opened annular channel 28 which is placed spatially in the axial direction from the outer surface and opens toward the central axis of the drum and an attenuating element 18 which is at least partially accepted within the annular channel and is removably held.
Patent JP-2003092546-A (JP)
Title: Signal level measurement method for transmitter- receiver
Inventor: AOYANAGI TORU
IPC: H04B17/00
Filed: 2001-09-18
Abstract: PROBLEM TO BE SOLVED: To provide a signal level measurement method for a transmitter- receiver, which can accurately and speedily measure the signal level of a reception signal of the transmitter-receiver. SOLUTION: In the case a transmittable/receivable state between a host 2 side and the transmitter-receiver 3 side is disconnected when signal level are changed, a signal level measurement is resumed from a transmittable/ receivable signal level before disconnection.
Patent JP-2003091900-A (JP)
Title: Magneto-optical recording and reproducing device
Inventor: ARAI KAZUMA
IPC: G11B11/105
Filed: 2001-09-18
Abstract: PROBLEM TO BE SOLVED: To easily reproduce an MO signal having a satisfied S/N. SOLUTION: The recording and reproducing device is provided with a low- pass filter 31 for inputting an output of a 2nd amplifier 19, an amplifier circuit 32 for amplifying an output of the low-pass filter 31, an A/D conversion circuit 33 for converting an output of the amplifier circuit 32 to a digital signal, two circuits of a 1st D/A conversion circuit 35 and 2nd D/A conversion circuit 36 for converting an output of a control circuit (CPU) 13 to analog signals, and a storage circuit (memory) 37. Then, current-voltage transforming amplification factors for a 1st current/voltage transducer 14 and a 2nd current/voltage transducer 15 are set by output voltages of the D/A conversion circuits 35 and 36.
Patent JP-2003100956-A (JP)
Title: Bga package mounting structure and its manufacturing method
Inventor: SAKURAI MASAYA
IPC: H01L21/56
Filed: 2001-09-19
Abstract: PROBLEM TO BE SOLVED: To improve the connection reliability of a BGA package mounting structure with an IVH. SOLUTION: A seal resin 6 is applied between a mounting board 5 with an IVH 4 and a BGA package 3 connected onto the board 5 through solder bumps 2, without extruding the resin 6 outward from the package 3, and hence no fillet substantially exists.
Patent JP-2003102190-A (JP)
Title: Wide-angle electric power supply control unit for dc brushless motor
Inventor: MATSUO CHIZUMI
IPC: H02P6/08
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To solve the problem that in the conventional wide-angle power supply control, induced voltage values stored in a microcomputer for each of the motor, revolution speed, and current phase conditions as reference values for detecting a position are used, but since instantaneous values of the induced voltage are affected not only by the position of a rotor, but also by the specifications of the motor, revolution speed, load, and current phase, the conventional control unit is incapable of coping with unexpected irregular cases, and also lacking in stability against a sudden changes. SOLUTION: The initial value of a position detection reference voltage is made a half level of a PN voltage (zero reference), and when detection of the zero reference becomes difficult due to the phase of power being cut off, control to automatically change the position detection reference voltage and a conducting angle is made through calculations.
Patent JP-2003093634-A (JP)
Title: Obstacle member adjusting device for game machine
Inventor: NISHIKAWA IKURO
IPC: A63F9/00
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To easily adjust a pin interval. SOLUTION: Each of pin adjusting mechanisms 46 and 47 is composed of a pair of L-shaped holding plates 51 and 52 erected with pins 49 and 50, a stepping motor 53 and a ball screw 54. The holding plates 51 and 52 are respectively attached to a play panel 4 so that the pins 49 and 50 are passed through holes 4a and 4b formed on the game board 4 and can be slid in the lengthwise direction of the holes 4a and 4b. Both the terminal parts of the ball screw 54 are provided with a screw part 54a formed with a forward screw and a screw part 54b formed with a backward screw. The screw part 54a is attached on the holding plate 51 and the screw part 54b is attached through a screw hole onto the holding plate 52.  When the setting value of a payout rate is changed in initial setting, the stepping motor 53 is rotated forward or backward so that the pin interval corresponding to this setting value can be provided. The holding plates 51 and 52 are slid and the pin interval can be adjusted.
Patent JP-2003102097-A (JP)
Title: Sound processing apparatus
Inventor: SAITO NOBUO
IPC: H04R19/04
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To provide a sound processing apparatus at a low cost with uniformized characteristics and enhanced reliability while attaining downsizing/ weight reduction and mass-productivity of a sound input section. SOLUTION: A chip microphone 10 with a layered structure by a semiconductor manufacturing technology and comprising a diaphragm 12 vibrated by a sound pressure, a rear plate 14 facing the diaphragm 12, and a joining support 13 joining the diaphragm 12 and the rear plate 14 to ensure a vibration space S of the diaphragm 12 and whose major component is silicon oxide powder is mounted on a sound recording device for performing recording processing of recording sound information such as picked up voice to a recording section 25.
Patent JP-2003087781-A (JP)
Title: Vehicle peripheral environment display device
Inventor: WATANABE MASATO
IPC: H04N5/225
Filed: 2001-09-26
Abstract: PROBLEM TO BE SOLVED: To provide a vehicle peripheral environment display device by which a driver can easily compare an actual view with a displayed picture by displaying the picture of an infrared camera arranged offset on a driver's seat side. SOLUTION: With the picture of the infrared camera 2 on the side of the driver's seat arranged offset on the side of the driver's seat as a main picture, a picture composing apparatus 13 composes a picture taken by an infrared camera 3 on an opposite side and the main picture and displays the resultant picture. A composed digital signal picture is stored in a picture memory 14, converted to an analog signal picture by a D/A converter 15 and inputted to a display picture input control part 16.  According to the presence or absence of the fault of a camera detected by a fault detection circuit A17 and a fault detection circuit B18, a display picture input control part 16 selects which picture to output from among the three kinds of pictures of the picture taken by the infrared camera 2 on the side of the driver's seat, the picture taken by an infrared camera 3 on the opposite side, and the picture composed by the picture composing apparatus 13, and outputs the relected picture.
Patent JP-2003033761-A (JP)
Title: Small-sized liquid waste treatment unit
Inventor: HORIO GENICHI
IPC: C02F1/04
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a liquid waste treatment unit which is small-sized, inexpensive and simplified in maintenance. SOLUTION: The small liquid waste treatment unit is composed of a heat exchanger 4 which is communicated with a liquid waste storage tank 1, via a first piping 2, a liquid waste treatment machine 5 which is communicated with the heat exchanger 4 via a second piping 6, a third piping 10 which communicates the liquid waste treatment machine 5 with the first piping 2, a circulation pump 3 provided in the first piping 2, a separator which is communicated with the liquid waste treatment machine 5 via a fourth piping 7, a fifth piping 14 which communicates the separator with the above-mentioned liquid waste treatment machine and a condenser 15 which is communicated with the separator via a sixth piping 16.
Patent JP-2003105805-A (JP)
Title: Cabin structure of construction machinery
Inventor: KOMATSU KAZUNORI
IPC: B62D33/06
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To integrally form a transfer section from a pillar section to a beam section, to ensure the facility of working and to remove a joining section in the transfer section as the structure of a cabin. SOLUTION: A pillar-beam structure 30 is composed of a front pillar section 31 disposed in upright from a base frame, a roof beam section 32 extended in the horizontal direction at the upper end section of the front pillar section 31 and the transfer section 33 from the front pillar section 31 to the roof beam section 32. The transfer section 33 is bent at an angle close to 90 deg., a notched section 30a is formed to a section in which a guide groove 34 is formed in the pillar-beam structure 30, and a cover section piece 43 is joined with the notched section 30a and fixed by a welding means. The guide groove 44 is also formed to the cover section piece 43 in the same shape as the other sections of the structure 30 under the state in which the cover section piece 43 is mounted to the notched section 30a.
Patent JP-2003106036-A (JP)
Title: Supporting apparatus for member
Inventor: TAKASHIMA SHIGEYUKI
IPC: F16H53/00
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a supporting apparatus for a member capable of not only moving up and down the member such as a door or the like having a simple configuration and a small exerting force but also of adequately performing balance adjustment between a force given and an exerting force given to a force-applying apparatus when moving a certain member. SOLUTION: The supporting apparatus 3 can support a door 2 in a manner moving it up and down and is equipped with a supporting arm 4 holding the door 2 in a manner moving it up and down by performing a rotating operation, a gas spring 5 for giving a force to the supporting arm 4 by resisting against the gravity when moving the door 2 up and down, and an adjusting mechanism 6 capable of varying a distance between an acting point O of the gas spring 5 acting to a support arm 4 and a falcrum of rotation F of the supporting arm 4.
Patent JP-2002184690-A (JP)
Title: Illumination optical system with grating element
Inventor: WEISS MARKUS
IPC: G02B5/18
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide an illumination optical system which is capable of sorting out unwanted wavelengths at immediate downstream of a light source unit and a wavelength shorter than 100 nm, playing, the roll of a substrate for the troublesome filter film, especially concerning a heat load, used especially in an extremely short UV range. SOLUTION: The illumination optical system has a body surface and a field surface and is used especially at wavelengths shorter than 100 nm. This system has at least one grating element, and a physical restriction in a restriction surface located on downstream of the grating element on an optical path extending from the body surface to the field surface.
Patent JP-2003110763-A (JP)
Title: Communication terminal
Inventor: NISHINOMIYA KENJI
IPC: G06F3/14
Filed: 2001-10-01
Abstract: PROBLEM TO BE SOLVED: To provide an information terminal which can eliminate the condition that existence of information to be notified cannot be confirmed when the back-light is off and can detect the details of information to be notified by a simplified operation. SOLUTION: The information terminal comprises an LED 210c to inform existence of information to be notified when the back-light 210b is off, a key operation unit (hard key 211, cross key 210d or the like) where the operation function is indicated by the printing on the cabinet and a soft key operation unit 210d which can display the operation function to the lower display area of the liquid crystal display unit 210a and allows visual recognition of function when the back-light 210b lights. Moreover, a control means is provided to differentiate key processes and information notification process after the back-light lights depending on the class of key inputted from the operation unit when the back-light is off.
Patent JP-2003103487-A (JP)
Title: Electrostatic attraction manipulator
Inventor: MIYAURA TOMOKO
IPC: H01L21/68
Filed: 2001-10-01
Abstract: PROBLEM TO BE SOLVED: To provide an electrostatic attraction manipulator capable of stably attracting an object to be attracted by low voltage. SOLUTION: At least one pair of mutually insulated electrodes 8a and 8b is provided. By arranging the object 2 to be attracted adjacently to respective surfaces of the electrodes 8a and 8b of a pair, a capacitor using the object to be attracted as a medium is formed between the electrodes 8a and 8b, and by applying a potential difference between the electrodes 8a and 8b, the object 2 to be attracted is attracted to an electrode by electrostatic force.