baber/WOPTO huggingface dataset:
Patent JP-H0389348-A (JP)
Title: Contour extracting method in halftone image and its manufacturing device
Inventor: MATSUSHITA HIROSHI
IPC: G03F1/00
Filed: 1989-09-01
Abstract: PURPOSE:To obtain a contour line having high accuracy by deciding the contour line of a photographic image by taking notice of whether a dot of each halftone is large or small. CONSTITUTION:In a contour extracting device in a halftone image is provided with a one-dimensional photoelectric converting sensor 5 having resolution being minuter than a dot of image information 3, a scanning means for running relatively the image information and the photoelectric converting sensor 5, and an arithmetic means 6 for deriving a size of each dot from an output signal of the photoelectric converting sensor 5. Also, this device is provided with a deciding means 7 for determining a dot which becomes a contour line by comparing the sizes of each adjacent dot. In this state, by deriving the size of each dot of the image information, the contour line is determined. In such a way, the contour line having the highest accuracy obtained from the image information can be obtained.
Patent JP-S6472001-A (JP)
Title: Angular displacement detecting device
Inventor: FUKUDA YUTAKA
IPC: G01M17/00
Filed: 1987-09-14
Abstract: PURPOSE:To speedily and accurately inspect the characteristics of wheels by performing the inspection while clamping the wheels by rollers from both sides. CONSTITUTION:A wheel inspection system 1 has wheel inspecting devices 10 (10fr, 10fi, 10br, and 10bi) arranged on its frame. Therefore, when a four-wheel vehicle to be inspected is placed at a specific position in the system, the wheels W are positioned at the corresponding devices 10. The devices 10 have inside and outside roller assemblies 16 and 17, which are provided with tow angle detection rollers 20ti and 20ti, tow angle detection rollers 20to and 2020, and a camber angle detection roller 20c. Then the assemblies 16 and 17 are put close to each other and then the rollers 20ti and 20c contact both sides of the wheels W, which are clamped. In this state, the angle to a reference line G is detected to detect the tow angles of the wheels W. Further, when the roller 20to contacts the outside sideface of the wheel W, the roller 20 also contacts the outside sideface of the wheel W, whose camber angle is detected.
Patent JP-H07263592-A (JP)
Title: Semiconductor device and manufacture thereof
Inventor: AKAGAWA MASATOSHI
IPC: H01L23/28
Filed: 1994-09-22
Abstract: PURPOSE:To mount easily a semiconductor chip having electrode terminals of narrow providing pitches on a flexible board and make the heat dissipating quality of the semiconductor device including the semiconductor chip, etc., excellent even when the high-power semiconductor chip is mounted on it, by sealing with a resin the semiconductor chip mounted on it while being bonded electrically to its inner leads. CONSTITUTION:In a flexible board 26, a circuit pattern 28 which makes a continuity with the circuit pattern of a Printed circuit board 21 is formed on a supporting film 27. In the supporting film 27, a device hole whose axis coincides with the one of a semiconductor chip storing hole 25 of the printed circuit board 21 is bored. Also, on the supporting film 27, inner leads 28b which are extended respectively from circuit patterns 28a and are protruded into the device hole are formed. Further, a semiconductor chip 31 mounted on the flexible board 26 which is bonded electrically to the inner leads 28b is sealed with a resin. Thereby, the semiconductor chip 31 wherein its electrode terminals having so narrow providing pitches that they can not be bonded to the inner leads 28b by a wire-bonding method are formed can be mounted on the flexible board 26. Also, the semiconductor device formed in this manner excells in its high-density mounting quality.
Patent JP-S6472108-A (JP)
Title: Optical fiber
Inventor: HAJIKANO KIYOSHI
IPC: G02B6/44
Filed: 1987-09-14
Abstract: PURPOSE:To obtain fire resistance and flexibility by winding an optical fiber with a specific outer peripheral body in a cord shape and putting them in an outer shell, and kneading and charging power of ceramic, etc., in the gap between the outer periphery of the wound cord and the outer shell. CONSTITUTION:A double partition is provided in the outer shell body 5 and the partition has flexibility; and extremely fine powder which is enough soft not to flaw the outer periphery of the optical fiber 1 is used as the ceramic powder which contacts the optical fiber directly, and extremely fine powder which has good lubricity is used as a binder, kneaded sufficiently, and used while dispersed. In this state, the optical fiber 1 is buried with a margin. Further, the material in the cord shape 3 is wound and united and the powder formed by kneading ceramic powder 4 with a lubricant is charged in the gap formed with the outer shell body 5. Consequently, the optical fiber which has both fire resistance and flexibility is obtained.
Patent JP-H0765396-A (JP)
Title: Optical disk tracking system
Inventor: KOIZUMI TOSHIO
IPC: G11B7/085
Filed: 1993-08-20
Abstract: PURPOSE:To reproduce a general CD and a recording disk of a high density by means of the same reproducing device. CONSTITUTION:A general CD as well as a disk recorded in a high density is reproducible and a diffraction grating is provided so that two side spots for tracking are arranged on the positions aparted by 1/3-2/5 of the track pitch outward from the center of an adjacent track, respectively. Consequently, the recording disk of a high density is reproduced.
Patent JP-H0972405-A (JP)
Title: Lubricating device for power transmission mechanism
Inventor: YOSHII KINYA
IPC: F16H57/04
Filed: 1995-09-06
Abstract: PROBLEM TO BE SOLVED: To quickly supply lubricating oil to a lubricated member from the start of the rotation of a power transmission mechanism. SOLUTION: Lubricating oil is held in a differential gear case 22a for a relatively long time, following the rotation of the differential gear case 22a the lubricating oil in the differential gear case 22a is supplied through oil paths 88 and 90 to a pinion shaft 28 by a centrifugal force, gravity or inertia and irrespective of the supply delaying of the lubricating oil from a mechanical pump 74 or a shortage of supply, a needle bearing 48 and a thrust washer 50 as lubricated members are lubricated well from the start of the rotation of a power transmission mechanism 10.
Patent JP-H0941452-A (JP)
Title: Reinforcing structure of floor pan
Inventor: MORIKI HIROYUKI
IPC: E04F15/00
Filed: 1995-08-01
Abstract: PROBLEM TO BE SOLVED: To reinforce a floor pan with a simple work by horizontally boring a through-hole in the vertically raised wall of a reinforcing rib, and inserting a fastening member thereto to embrace and fasten a reinforcing pipe. SOLUTION: A through-hole is formed on the raised wall 2a of a vertically and horizontally crossing reinforcing rib 2. A U-bolt 10 is fitted and installed to the through-hole. A reinforcing pipe 3 placed on the upper end surface of the reinforcing rib 2 is embraced by the U-bolt 10. It is pressed by a flat plate 11 and fastened by a nut 12. The vertical and horizontal reinforcing ribs 2 are differed in level, and a recessed part having the same width as the reinforcing pipe 2 is formed on the higher rib side to fit the pipe 3 therein. The reinforcing pipe 3 can be thus fastened vertically to the upper end surface of the reinforcing rib 2, and the rolling of the reinforcing pipe 3 is prevented. Thus, a stable reinforcing structure can be provided, and the mounting work can be simplified because the use of a vis is dispensed with.
Patent JP-S6472636-A (JP)
Title: Multi-path noise reduction circuit
Inventor: TAURA KENICHI
IPC: H04H1/00
Filed: 1987-09-14
Abstract: PURPOSE:To configure a multi-path noise reduction circuit with high accuracy without increasing cost by utilizing information obtained in a reception processing of data for multi-path disturbance detection by microcomputer processing. CONSTITUTION:Data demodulator/decoder demodulating and decoding the data multiplexed with an FM broadcast and a microcomputer 11 receiving the data demodulator decoder output, detecting the degree of error of the received data, converting and outputting it into control data, a D/A converter 13 D-A converting the control data, and a stereo demodulator 8A connected to the D/A converter 13 are provided. Then the rate of the reception of the data signal multiplexed on the FM broadcast without error is detected and it is used as the measure of the multi-path disturbance so as to apply separation control and high-cut operation control of a stereo demodulator. Thus, the reduction in the multi-path noise is attained sufficiently.
Patent JP-2001053599-A (JP)
Title: Semiconductor integrated circuit
Inventor: OGOSHI HIROAKI
IPC: H01L27/04
Filed: 1999-08-12
Abstract: PROBLEM TO BE SOLVED: To provide a leakage current control circuit capable of controlling a leakage current amount corresponding to an operation frequency. SOLUTION: This circuit is provided with first and second switch elements for limiting a leak current composed by being inserted in parallel with a power source path between a power source and a logic circuit 101. The first switch element PMA is on/off controlled by control signals and the second switch element PMB is on/off controlled by input signals inputted to the logic circuit. Switching control is performed so as to turn off the first switch element PMA and limit the leak current at the time of a standby operation or at low-speed operation mode and to turn OFF the first switch element PMA at the high-speed operation mode.
Patent JP-H0673855-A (JP)
Title: Draining frame of roof light window
Inventor: TOBISHIMA YOUICHIROU
IPC: E04D13/143
Filed: 1992-08-27
Abstract: PURPOSE:To manufacture and assemble a draining frame of a roof light window while maintaining sealing property with simple construction. CONSTITUTION:This draining frame is provided with an upper drain board 7 made of aluminum extruded shape and having a vertical plate 10 and a horizontal plate 11, a lower drain board 8 made of aluminum extruded shape and having a vertical plate 15 and a horizontal plate 16 and a vertical board 19 and a horizontal board 20 made of aluminum extruded shape. A pair of side drain plates 9, 9 having screw holes 22 are provided on the outer sides of the vertical board 19. Both end faces of side drain plates 9 in the lengthwise direction of the vertical board 19 are brought in contact with the inside faces of the vertical plates 10, 15 of the upper and lower drain boards 7, 8 through sealer 26, 30, and screws 35, 37 are screwed in the screw holes 22 so as to connect them together square-frame-likely.
Patent JP-S6290049-A (JP)
Title: Two-line type communication system
Inventor: ITO YUKIO
IPC: H04L5/16
Filed: 1985-10-16
Abstract: PURPOSE:To facilitate the maintenance of a process variable transmitter corresponding to a conventional analog control system and utilizing a digital communication state by enabling an analog data transmission state, a digital data transmission state and both the transmission states to be changed. CONSTITUTION:The process variable transmitter has constant current characteristics and is operated by a current of 4mA obtained through a transmission line. Then an analog data transmission function and a digital data transmission/reception function are provided. In the analog data transmission state, the process variable transmitter controls an output current IT in the range of 4-20mA corresponding to the process variable to send analog data. In transmitting digital data, the process variable transmitter 1 and a communication equipment 3 control output currents IT, IC.
Patent JP-H09120130-A (JP)
Title: Aqueous solution for photographic processing and bleaching or bleaching-fixing method using it
Inventor: ARAN DEII SUTORITSUKURANDO
IPC: G03C7/00
Filed: 1996-08-29
Abstract: PROBLEM TO BE SOLVED: To decompose a larger amt. of a chilant or a chilant mixture in a short time by using a bleaching solution or a bleach-fixing solution containing a specified polyamino monosuccinic acid or a metal complex of its salt as a bleaching agent. SOLUTION: This bleaching or bleach-fixing solution contains a polyamino monosuccinic acid or a metal complex of its salt as a bleaching agent. As for polyamino monosuccinic acid, ethylenediamine-N-monosuccinic acid, ethylenediamine-N-methyl-N'-monosuccinic acid, ethylenediamine-N-methyl-N- monosuccinic acid, and ethylenediamine-N-carboxymethyl-N'-monosuccinic acid can be used. The polyamino succinic acid or its salt has two or more nitrogen atoms, and it is preferable that one of the nitrogen atoms is bonded to succinic acid or its salt while another atom has at least one alkyl, alkyl aryl or arylalkyl substituent.
Patent JP-S60120699-A (JP)
Title: Piezo-electric type electrical sound converter
Inventor: KOBAYASHI TERUO
IPC: H04R1/22
Filed: 1983-12-02
Abstract: PURPOSE:To flatten sound-voltage frequency characteristics and to obtain a piezoelectric type electrical sound converter with satisfactory reproducibility by covering a sound leaking hole which is provided at a back-pressure air chamber plate by a sound-resistant material in the receiver such as a telephone set or an interphone. CONSTITUTION:A pre-air chamber 32 is formed between a metallic diaphragm 23 and a dome-like case 21 which has plural sound discharging holes 22. The metallic diaphragm 23 is bonded closely by a ceramic piezoelectric body 24 and adhesives, and an oscillator 31 is constituted by both. A back-pressure air chamber 33 is formed between the oscillator 31 and a back-pressre air chamber plate 25, and a sound leaking hole 26 and an input terminal 27 are provided at the back- pressure air chamber plate 25. a sound-resistant material 28 is stuck to the sound leaking hole 26, and suppressed by a terminal plate 29. Since the value of sound resistance and the permeability degree of the sound-resistant materiala 28 have a high correlation, a piece of woven fabric having the small planar fluctuation width of the permeability degree is selected for the sound-resistant material, and the value is set to 15-40cc/cm<2>/sec.
Patent JP-2001051251-A (JP)
Title: Electrooptical device and electronic appliance using the same
Inventor: OZAWA YUTAKA
IPC: G09F9/40
Filed: 1999-08-12
Abstract: PROBLEM TO BE SOLVED: To attain image display over an entire area on one side of a liquid crystal panel, while in a part on the other side. SOLUTION: A double display type liquid crystal display device 18 has a liquid crystal panel 22, with a liquid crystal layer 28 held between a pair of substrates 24, 32, a pair of reflective polarizing plates 36, 38 which are disposed on both sides of the liquid crystal panel, reflect polarized light having axis of polarization in a 1st direction, transmit the polarized light having the axis of polarization in a 2nd direction which is different from the 1st direction and form 1st and 2nd display faces, capable of displaying images on both sides of the liquid crystal panel, a service condition detecting means 220 which detects a 1st usage condition for displaying the image on the 1st display face and a 2nd usage condition for displaying the image on the 2nd display face and a drive circuit 210,  which makes a region of the 1st display face the display region and makes the other region the non-display region, when the 1st usage condition is detected and makes the whole area of the 2nd display face into a display region, when the 2nd service condition is detected.
Patent JP-H0869560-A (JP)
Title: Prepaid card issuing and vending machine and operation system
Inventor: KUTSUWADA KUNIYUKI
IPC: G07F7/08
Filed: 1994-08-30
Abstract: PURPOSE: To easily and securely overwrite or additionally store specific programmed information on a prepaid card by mounting a prepaid card reader and a card writer when the prepaid card is issued and vended. CONSTITUTION: Money is inserted into a prepaid card issuing machine or prepaid card automatic vending machine (a) and a prepaid card 1 having the specific amount of money is issued or vended. At this time, information on the amount of money of the prepaid card 1 is read by the prepaid card reader writer 4 and then information on, for example, the date, ticket vending store, valid period, serial number, etc., is overwritten or additionally stored as the specific programmed information to issue or vend the card. Consequently, a prepaid card which is not legally issued or vended can be prevented from illegally be used.
Patent JP-H04109631-A (JP)
Title: Semiconductor device
Inventor: NAKAJIMA SHIGERU
IPC: H01L21/20
Filed: 1990-08-30
Abstract: PURPOSE:To obtain an element having excellent high-frequency characteristics and a high output by forming the hetero-junction of (AlAs)x (InSb)1-x composed of a composition ratio (x) from 0.65 to 0.85 and InP. CONSTITUTION:The hetero-junction of (AlAs)x(InSb)1-x 14 composed of a composition ratio (x) from 0.65 to 0.5 and InP 13 is provided. That is, the lattice constant of AlAs is 5.65Angstrom  and the lattice constant of InSb is 6.5Angstrom . Consequently, (AlAs)x(InSb)1-x is constituted at the composition ratio (x) or AlAs within a range from 0.65 to 0.85, thus lattice-matching (AlAs)x(InSb)1-x 14 with InP 13 having a lattice constant of 5.85Angstrom , then forming the hetero-junction under the state of the excellent junction. Accordingly, concentration at an interface level on the interface of the hetero-junction is lowered, thus increasing the quantity of currents conducted through the channel layer 13 of a high electron mobility transistor(HEMT), then acquiring an element for a high-frequency circuit having excellent current driving capacity and a high output.
Patent JP-H0675216-A (JP)
Title: Liquid crystal display device
Inventor: SHIBATA KATSUHIKO
IPC: G02F1/1335
Filed: 1992-08-27
Abstract: PURPOSE:To reduce the power consumption, size, thickness, and weight even when the number of fluorescent tubes is decreased and cold cathode-ray tubes which have a long span of life are used by specifying the distribution of the of a back light on the screen of a liquid crystal display panel. CONSTITUTION:The liquid crystal display device is equipped with the back light BL where four cold cathode-ray tubes CFL are arranged almost in parallel below the liquid crystal display panel across a light diffusion plate SPB. The intervals of cold cathode-ray tubes CFG close to the center part of the screen of the liquid crystal panel are made narrower than the intervals L1, L2, L4, and L5 of cold cathode-ray tubes CFL close to the end part of the screen. Namely, the two cold cathode-ray tubes CFL at the center part are arranged closely to the center. Consequently, the back light BL has the highest luminance at the center part of the screen of the liquid crystal display panel and gradually decrease in luminance toward the end part of the screen to have mountain- shaped luminance characteristics.
Patent JP-H0787527-A (JP)
Title: Encoding device
Inventor: SUNAKAWA OSAMI
IPC: H04N19/00
Filed: 1993-09-14
Abstract: PURPOSE:To faithfully reproduce each input signals multiplexd with respect to time base by sampling plural continuously inputted analog signals in order at intervals of a prescribed time in accordance with rate of their required frequency bands and digitizing and encoding them. CONSTITUTION:A brightness signal Y is inputted from an input terminal 1 to an LPF 4, and a color difference signal CB is inputted from an input terminal 2 to an LPF 5, and a color difference signal CR is inputted from an input terminal 3 to an LPF 6. Signals which pass LPFs 4 to 6 are successively inputted to an A/D converter 11 through a switch 10, and encoded digital data is outputted from an output terminal 12.
Patent JP-H0393040-A (JP)
Title: Cleaning and drying device for hard disk substrate
Inventor: ONODERA MASAOMI
IPC: G11B23/50
Filed: 1989-09-04
Abstract: PURPOSE:To shorten processing time by providing two index tables which are equipped with more than three substrate support/carrier means and which can be rotated, and three substrate carrier means, automatically transferring, cleaning and drying the substrate. CONSTITUTION:The index tables(T) 30 and 42 equipped with four substrate support/carrier means A, the substrate carrier means 18, 40 and 50 and magazine carrier means 16 and 26 are provided. Several magazines 14 where several substrates are stored are loaded on the means 16 and the means 18 sequentially takes out the substrates from the magazines 14, transmits them to a substrate cleaning part 10, transfers them to the means A of T30. Then, substrate cleaners 32 and 34 clean them. The means 40 transmits the cleaned substrates to a substrate drying part 12, transfers them to the means A of T42 and dries them. When drying terminates, the means 50 stores them in a magazine 60, and the means 62 stores them in cassettes. Thus, the mass substrates are continuously cleaned and dried and processing can be shortened.
Patent JP-H0391391-A (JP)
Title: Color deflection yoke device
Inventor: OZAWA SHINOBU
IPC: H04N9/28
Filed: 1989-09-04
Abstract: PURPOSE:To ensure the correction by compensating a correction magnetic field with a balance correction coil when misconvergence is corrected by a correction current for left right unbalance correction. CONSTITUTION:In the case of driving a deflection yoke, a horizontal deflection current of sawtooth waveform is fed from a horizontal deflection coil 1 to a correction device. In this case, a diode 4 is conductive at the start point of the blanking period, a transient phenomenon of a current flowing to correction coils 2, 3 is utilized to generate a left/right unbalance correction current and it is fed to the correction coils 2, 3. Since the correction currents are unbalance to left and right coils, mis-convergence Xn over the left and right of the screen is corrected.
Patent JP-H1090192-A (JP)
Title: Optical inspection of specimen using multi-channel response from the specimen
Inventor: BIN MIN BENJAMIN TSUAI
IPC: G03F1/84
Filed: 1996-08-29
Abstract: PROBLEM TO BE SOLVED: To obtain an optical inspection whose inspection accuracy is enhanced by a method wherein a first response and a second response in a first pattern are detected, their results are compared with two responses from corresponding inspection points in a second pattern so as to be processed and a first difference signal and a second difference signal are data-processed together. SOLUTION: In a sensor 16 and a sensor 16', a bright-field signal and a dark-field signal are detected separately, the signals are input separately into a buffer 18 and a buffer 18' and the signals are input further to a defect detector 22 via a delay circuit 20 and a delay circuit 20'. The defect detector 22 performs an operation required to detect the position of a defect on a wafer 14. Then, a highly consistent defect list which combines the bright-field signal with the dark-field signal comprehensively is output. Its data is received by a post processor 24, and whether a captured defect is a pattern defect 44 or a dust particle 46 is determined.
Patent JP-2001051282-A (JP)
Title: Liquid crystal display device, liquid crystal display device with narrow frame, and production of the liquid crystal display device
Inventor: YAMASHITA HIDEFUMI
IPC: G02F1/1339
Filed: 1999-08-13
Abstract: PROBLEM TO BE SOLVED: To effectively remove defects in a liquid crystal display device due to the sealing material entering into a display area in a liquid crystal display device which consists of narrow frame. SOLUTION: This liquid crystal display device has a first substrate 1 and a second substrate 2 disposed with a prescribed gap d1, and a liquid crystal sealed in the gap d1. Here, the device has a sealing material 4 disposed in the gap d1 between the first substrate 1 and the second substrate 2 and disposed outside of the display area 3 to seal the liquid crystal, and has a wall structure 5 in the form of a plurality of lines, consisting of a different material from the sealing material 4 and disposed outside of the display area 3 and inside of the sealing material 4.