baber/WOPTO huggingface dataset:
Patent JP-H1074902-A (JP)
Title: Semiconductor integrated circuit device
Inventor: KURODA KENICHI
IPC: H01L27/04
Filed: 1997-08-18
Abstract: PROBLEM TO BE SOLVED: To improve degrees of freedom for a ROM by having a first non- volatile memory erasing an electically written information by irradiation of ultraviolet ray and a second non-volatile memory electrically erasing information electrically written. SOLUTION: A microcomputer provided with an central processing unit(CPU) 100 and a nonvolatile memory storing program data and dictionary data of the CPU 100 on one semiconductor chip 1 is constituted. The first non-volatile memory (EPROM) 105 electrically performs write of information and erases the written information by irradiation of an ultraviolet ray. The second non- volatile memory (EEPROM) 107 electrically performs write of informations and electrically erasing the written informations. In this way, a ROM with a large capacity and a capability for rewriting can be obtained and an electrically rewritable ROM on a system can be obtained.
Patent JP-S60115311-A (JP)
Title: Production control method of pipe and optical reader used for this method
Inventor: YUZAWA HIDEYUKI
IPC: G06K7/10
Filed: 1983-11-26
Abstract: PURPOSE:To provide a production control method capable of controlling spot goods constantly and surely by reading optically an optically readable mark recorded in the inner wall surface of a pipe in a stationary state of the pipe. CONSTITUTION:A marking label 2 on which a pipe number is printed, is stuck to the position locating on the circumference of an inner wall and at a prescribed distance from one end-face of a pipe 1. The pipe number is read by a detecting head 5 of optical reading device 4 in a state of allowing the pipe 1 to rest at a prescribed reading position where a pipe detecting sensor 3 is set. The head 5 is constituted by mounting the following parts on a plate 11; that is, a light source 6 for illuminating the inner wall of pipe 1, a camera 7 for reading, a reflection mirror 8 for introducing an image on the pipe inner wall, illuminated by the light source 6, to the camera 7, a limit switch 9 for detecting the collision with the pipe inner wall, and a sensor 10 for detecting the pipe end-face. The head 5 is supported by a rotational mechanism 14 driven by a supporting arm 12.
Patent JP-2000058837-A (JP)
Title: Semiconductor element and its manufacture
Inventor: OGAWA YOSHITAKA
IPC: H01L21/336
Filed: 1998-08-05
Abstract: PROBLEM TO BE SOLVED: To obtain a semiconductor element which is strong in a high temperature environment and transparent and its manufacture. SOLUTION: Ni alkoxide containing Li of 1% for Ni is coated on a transparent insulated substrate 11. On the contrary, after patterned by a photoresist method, it is burnt at about 500 to 600 deg.C to form a source region 15, a drain region 16, and a channel region 17 of NiO (1% Li) (Fig. C), and Ti alkoxide is coated, patterned, and burnt at 500 to 600 deg.C to form a gate region 18 of TiO2 and a gate insulated film 24 of NiTiO3. Respective thicknesses of the regions 15, 16, 18 are set to be 10 to 200 nm. Electrodes 21, 22, 23 of ITO are formed in each region.
Patent JP-S60114095-A (JP)
Title: Light transfer method of video sound compound signal
Inventor: SANO KOUICHI
IPC: H04B10/00
Filed: 1983-11-25
Abstract: PURPOSE:To make it possible to enlarge the level ratio of the video signal and the sound signal and to reduce the deterioration of the transfer quality due to the mutual modulation distorsion by FM-modulating two different sound signals to two carriers consisting of the different frequency, by being made multiple with the video signal and after that, by transferring the light by means of the electrophoto conversion. CONSTITUTION:The 1st sound base band signal V1 is made multiple for the frequency with a control signal CONT which is AM-modulated to the carrier frequency of 55.1kHz, and is FM-modulated with the carrier frequency of 55.1kHz. The 2nd sound base band V2 is FM-modulated to the carrier frequency of 7.65MHz as it is. In short, the 1st sound signal V1, a control signal CONT and the 2nd sound signal are respectively FM-modulated with the different carrier frequency (6.5MHz and 7.65MHz), is made multiple for the frequency with a picture base band signal TV, is converted to the light signal and is transferred. As such, plural sound signals V1 and V2 are FM-modulated to the separate carrier frequency and are transferred, thereby largely improving the level ratio of the video signal and the sound signal to obtain the same transfer quality.
Patent JP-H0385354-A (JP)
Title: Sleeve for two-cycle engine
Inventor: NAKAI HIROSHI
IPC: F02B61/04
Filed: 1989-08-30
Abstract: PURPOSE:To prevent seizure of a piston ring when a piston passes through an exhaust port by performing chambering at the inner face of a sleeve along an upper edge part of the exhaust port, and by forming an upper contour line of the chambering face in a specified form. CONSTITUTION:A sleeve 18 of an engine is fitted to the inside of a cylinder block, and a piston is mounted inside the sleeve 18. On the sleeve 18, an exhaust port 24 and a scavenging port 25 are formed respective. In this case, under the manufacturing of the sleeve 18, a cutter of a chambering procsssor 30 such as an end mill is used, and chambering is applied to the inner face of the sleeve 18 along an upper edge part 24A of the exhaust port 24. Namely, the cuter 31 is rotated in a conical locus smaller than the inner diameter of the sleeve 18 so as to form an upper contour line 18B of a chambered face 18A projectively toward the upper dead point side with respect to an upper end part 24A.
Patent JP-H04104019-A (JP)
Title: Solar radiation sensor
Inventor: YOSHIMI TOMOHISA
IPC: G01J1/42
Filed: 1990-08-23
Abstract: PURPOSE:To make it possible to obtain the load of solar radiation finely by operating the solar-radiation elevation angle and the solar-radiation azimuth based on the output value of a solar radiation sensor, and obtaining the accurate intensity of the solar radiation corresponding to the solar-radiation elevation angle. CONSTITUTION:The intensity of solar radiation light is detected with a photodetector 15 formed on a glass substrate 11. A spot is formed on a light receiving surface 12a of a two-dimensional detecting element 12 with the light which is transmitted through a circular light introducing part 13 that is formed at the central part of the substrate 11. The position of the spot is obtained by operation. The elevation angle of the solar radiation and the azimuth of the solar radiation are obtained based on the posi tion of the spot. The output of signal of the photodetector 15 is not related to the azimuth of the solar radiation but changed by the elevation angle of the solar radia tion. Therefore, the output of the photodetector 15 is corrected with the elevation angle of the solar radiation, and the accurate intensity of the solar radiation at the surface which is orthogonal to the optical axis can be obtained. Thus, the highly accurate correction with the quantity of heat due to solar radiation can be performed in the control of the air condition of an automobile.
Patent JP-S6464334-A (JP)
Title: Apparatus for mounting semiconductor wafer
Inventor: KANEHARA MATSURO
IPC: H01L21/683
Filed: 1987-09-04
Abstract: PURPOSE:To mount a semiconductor wafer in an accurately aligned state without displacement by previously bonding the wafer to an adhesive tape, correcting the position of a frame chucker to accurately align a mounting frame on the wafer, and then bonding the frame to the tape. CONSTITUTION:A frame aligning mechanism 1 for aligning a mounting frame F, a wafer aligning mechanism 2 for aligning an orientation flat part OF, a wafer bonding mechanism 3 for bonding a semiconductor wafer A on an adhesive tape B, an image sensor 4 for sensing the element pattern of the wafer A, a frame chucker 5 for attracting to hold the frame F, and a frame chucker moving mechanism 6 for moving it to a bonding position P for positioning the wafer A are provided. Further, discriminating means 7 for discriminating a sample image mostly similar to a reference image, calculating means 8 for calculating the relative displacement of the sample image and the sensor 4, position correcting means 9 for controlling to drive the mechanism 6 to correct it by the displacement, and a frame chucker elevating mechanism 10 for moving down the chucker 5 for holding the frame F are provided.
Patent JP-S60115387-A (JP)
Title: Method for notching steel plate by laser beam
Inventor: UOMORI AKIYOSHI
IPC: B23K26/38
Filed: 1983-11-25
Abstract: PURPOSE:To eliminate the need for a notcher and to reduce working time by welding front and rear steel plates by a laser beam then notching both sides in the joint part of the steel plates to an optional size and shape by working heads using the laser beam. CONSTITUTION:The joint part of preceding and succeeding steel plates 1, 2 is stopped in a prescribed position and is welded and connected by a heat 10 in common use for welding and cutting of a laser beam welding machine. The plates 1, 2 are retreated to the prescribed position and are stopped then a head 9 for cutting and the head 10 are moved to both side faces of the preceding plate 1 and are stopped. The plates 1, 2 are thereafter moved in the direction (f); at the same time, the head 9 and the head 10 are moved toward the central directions (g), (h), by which the point port is notched. Both sides of the joint part (a) are notched to an optional size and shape by controlling the feed rates and speeds of the plates 1, 2 and the heads 9, 10 with each other.
Patent JP-S60115305-A (JP)
Title: Method and installation for hot rolling thin sheet- material
Inventor: KIMURA TOMOAKI
IPC: B21B1/26
Filed: 1983-11-28
Abstract: PURPOSE:To heat efficiently a blank material and to prevent troubles of product caused by insufficient heating by heating the side ends of a blank-material coil in manufacturing a thin sheet by hot finish-rolling the material. CONSTITUTION:A hot finish-rolling blank material 32 after thickness reduction rolling, is wound up into a coil 29 by a coiler. Next, the sheet-width end faces of the coil 29 and/or a coil 30 on an unwinding device 28, are heated by a coil end-face heating device 62. The coil is successively rolled by a hot finishing mill 31. In this way, the end faces of blank material are sufficiently heated, and the troubles of product such as the cracks in the sheet width ends or the generation of an inferior crystal structure are prevented.
Patent JP-H0271491-A (JP)
Title: Semiconductor device
Inventor: ETO JUN
IPC: H01L21/8242
Filed: 1988-09-07
Abstract: PURPOSE:To drastically reduce the energy consumption of a memory by operating the memory by means of the voltage of a battery. CONSTITUTION:A memory chip 1 is constructed with a battery B as a power source. For example, a memory cell array and a circumferential circuit are operated by the voltage of 1V obtained by reducing the supply voltage value between 1.5V to 3.3V with the use of a voltage limitter L. Consequently, even when the supply voltage is set at any value between the voltage 1.5V to 3.3V, the memory chip can be operated. That is, the voltage limitter is used, the voltage amplitude of a signal in the chip 1 is reduced, the energy consumption is decreased, the accumulated charge of a memory cell MC is secured by writing from the plate of the memory cell MC, the voltage amplitude of data lines D and the inverse of D having large parastic capacity is reduced, and therefore, the low supply voltage and low energy consumption are attained.
Patent JP-H1166863-A (JP)
Title: Semiconductor device
Inventor: KOMAKI MASAKI
IPC: G11C11/413
Filed: 1997-08-19
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device capable of stabilizing the supply of a power source to an internal circuit and surely preventing the characteristic deterioration and the malfunction of the internal circuit nevertheless while restraining the expansion of a chip area by restraining the increase of a power supply terminal and a power source wiring. SOLUTION: A desired logic processing is applied to an input signal IN with the internal circuit 1 based on power sources VDD, VSS supplied from power supply terminals X3, X4 to output as an output signal OUT. The input signal IN is smoothed with a smoothing circuit 2. The signal outputted from the smoothing circuit 2 is boosted to a prescribed voltage value by the boosting operation based on a control signal ϕ with a boosting circuit 3 to supply to the internal circuit 1 as the power source VDD.
Patent JP-H0274145-A (JP)
Title: Linear pulse motor and method of driving same
Inventor: KOBAYASHI MUTSUJI
IPC: H02K41/03
Filed: 1988-09-07
Abstract: PURPOSE:To perform positioning with high resolution and accuracy by forming a rectangular slit in travel zone while forming a stepped slit in positioning zone. CONSTITUTION:A secondary magnetic circuit 30 comprises a ferromagnetic substrate 32 adhered with a ferromagnetic scale 34. Stepped slits 35' having a phase difference of tau/8 are arranged at the opposite ends of a scale 34, and a rectangular slit 35 is made in the center. Full-step drive takes place through two-phase excitation in the high speed/acceleration zone formed with the rectangular slit 35. Micro step drive takes place through two-phase excitation in the positioning zone formed with the stepped slit 35'. By such arrangement, high speed/acceleration drive can be achieved in the travel zone because of high thrust while highly accurate high resolution positioning can be realized through micro step driving in the positioning zone because of low distortion of thrust waveform.
Patent JP-H0270447-A (JP)
Title: Wire type impact dot head
Inventor: OKUMURA SUKENORI
IPC: B41J2/265
Filed: 1988-09-06
Abstract: PURPOSE:To improve the insertion property of a wire and to prevent the breaking of the wire by mounting a nose holding a first wire guide, a wire guide holder and a second wire guide and forming wire guide structure in which the surface of the protruding section of the first wire guide is positioned at the tip. CONSTITUTION:A first wire guide 1 has a plurality of wire guide holes, a wire guide holder 2 has a window 2a from which the surface having the wire guide holes of the first wire guide 1 is protruded from the printing direction, and pins 2b, 2c penetrated into two holes bored to the first wire guide are shaped one by one to the surface abutting against the first wire guide 1. Wire guide holes in the same number as the wire guide holes of the first wire guide 1 are shaped to a second wire guide 3, the second wire guide 3 has holes 3a, 3b into which pins are introduced, and these wire guides 1, 3, and wire guide holder 2 are assembled integrally, and inserted into the grooves 4a of a nose 4. Since the protruding-section surface 1d of the first wire guide 1 is positioned at the tip face of a head, a wire is not protruded and is formed in the same surface.
Patent JP-H04104628-A (JP)
Title: Multi-frame pattern detection system
Inventor: SATO TAKASHI
IPC: H04L25/08
Filed: 1990-08-24
Abstract: PURPOSE:To detect a head of a multi-frame in a short time and to take synchronization of a reception data by detecting a change bit of a data entering a hunting object period and comparing the bit with a bit pattern so as to detect the synchronization. CONSTITUTION:A counter 31 and a NOT gate 33 generate a clock HTG taking a prescribed period such as 20.8mus as a hunting object period from the start of the reception mode. Then an AND gate 32 ANDing the clock HTG and a reception data XRD is provided to input bits of the reception data XRD within a prescribed period (20.8mus) from the start of the reception mode to a next stage synchronization pattern detection circuit 34 as they are, and other data are inputted in 0 pattern entirely. Thus, the object bits of the hunting in the synchronization pattern of the reception data are limited. Thus, a chance of hunting the frame from the head is increased and the time when the head of the multi-frame is detected is decreased to quicken the synchronization probability.
Patent JP-2001050445-A (JP)
Title: Valve connecting structure
Inventor: KIZU TERUO
IPC: F16L21/00
Filed: 1999-08-05
Abstract: PROBLEM TO BE SOLVED: To reduce the number of structural members required to connect metallic valves and synthetic resin tubes by adding a transition function to the metallic valves, and reduce working cost by simplifying connecting operations and improving their efficiency. SOLUTION: Ends of synthetic resin tubes A are inserted in end connections 19 and 20 of a metallic valve body 12. O-rings 26 seal the fitting portions between the end connections 19 and 20 and synthetic resin tubes A. When diametrally expanded, stiffeners 24 inserted in the synthetic resin tubes A secure the fitting portions between the metallic end connections 19 and 20 and synthetic resin tubes A.
Patent JP-S6378023-A (JP)
Title: Electronic balance
Inventor: NISHIO AKIRA
IPC: G01G23/37
Filed: 1986-09-20
Abstract: PURPOSE:To quickly reply to 'small loading' of a display value by reducing a time constant of the second filter and reducing a time constant as the whole noise filter, only when a stepwise load variation occurs. CONSTITUTION:The titled balance is provided with a load sensor 1, and a noise filter 4 for eliminating noise of a load signal from the sensor 1, and calculates and displays 6 a load value, based on an output signal of the filter 4. The filter 4 is constituted of a first filter 41 for inputting the load signal, a second filter 42 whose time constant is variable, and a deciding part 43 for leading in an output signal of the filter 41. Also, this balance is constituted so that whether an output value of the filter 41 is deviated in the same direction or not, comparing with a value in a start time point T0, extending from the start time point T0 of a prescribed time interval which is set, to an end time point T1, and a time constant of the filter 4 is reduced by varying the time constant of the filter 42 to a small side, only when said value is deviated in the same direction. In such a way, not only the quantity of a variation of a load data but its direction are adopted as a discriminating material.
Patent JP-S61102654-A (JP)
Title: Photoreceptor
Inventor: SAITO KEISHI
IPC: G03G5/08
Filed: 1984-10-25
Abstract: PURPOSE:To enable an image formation using interfering monochromatic light by forming photoreceptive layers of multilayer structure contg. specified substances, arranging nonparallel planes in their minute parts in at least one direction perpendicular to the film thickness direction in a large number, and smoothly connecting each plane. CONSTITUTION:Multilayer photoreceptive layers 1000 are formed by laminating on a substrate 1001, the first layer 1002 made of an amorphous material contg. Si and Ge, the second photoconductive layer 1003 made of an amorphous material contg. Si, and a reflection preventive surface layer 1006 in this order from the substrate side. At least one of the layer 1002 or/and the layer 1003 contains a conduction characteristic governing substance, and the layers 1000 contain at least one of O, C, and N elements, and form a pair of nonparallel interfaces or more in each minute part, arranging a large number of such interfaces in at least one direction perpendicular to the layer thickness direction, and smoothly connecting them in the arranged direction, thus permitting interference fringe pattern in image formiation and spots in reversal development to be perfectly eliminated at the same time, and incident light use efficiency to be enhanced.
Patent JP-S59114106-A (JP)
Title: Regenerator of space heating apparatus for vehicle
Inventor: OZAWA MASUO
IPC: B60H1/08
Filed: 1982-12-21
Abstract: PURPOSE:To enable space heating even after stop of an engine by an apparatus wherein regenerating materials are filled in a regenerator and a heater is connected to permit heating, in the titled space heating apparatus in which engine cooling water is circulated to an engine exhaust pipe through the regenerator. CONSTITUTION:During driving of an automobile, a bypass valve 31 is changed over to introduce engine exhaust gas to a regenerator 30 through a bypass pipe 33 and then discharge the gas into an exhaust pipe 2. During this time, heat is stored in the regenerator 30 and engine cooling water is circulated to be heated in the regenerator 30 even after stop of the engine, so that heated water is supplied to a heating apparatus 4. After stop of the vehicle or before start of the engine, fuel is supplied to a heater 36 housed in the regenerator 30 and then ignited to heat the regenerating materials. This supplies the engine cooling water to the heating apparatus 4 after being warmed. With such arrangement, it becomes possible to make heating even during stop of the engine.
Patent JP-H0886485-A (JP)
Title: Range hood ventilation fan
Inventor: KAMEGAWA HIROSHI
IPC: B01D46/42
Filed: 1994-09-19
Abstract: PURPOSE: To make it possible to execute cleaning of a filter simply and properly in a range hood ventilation fan. CONSTITUTION: In a range hood ventilation fan 10 equipped with a filter 13 in a ventilating opening 12, a detector 15 which is constructed of a reflectance sensor monitoring the light reflectance of the surface of the filter and detects the state of pollution of the filter 13, a cleaning request display unit 16 which gives information on the time of cleaning of the filter 13 and a control part which obtains an output of the detector 15 and makes the cleaning request display unit 16 operate on condition that this output exceeds a cleaning request threshold value, are provided.
Patent JP-H0667164-A (JP)
Title: Liquid crystal display element
Inventor: SUZUKI TAKUMI
IPC: G09F9/00
Filed: 1992-08-24
Abstract: PURPOSE:To obtain a liquid crystal display element having reference holes for positioning and a simple structure with high reliability at a low cost by forming the reference holes in a reinforcing member to improve durability of the element against mechanical load and further by designing the shape of the reinforcing member so that the reinforcing member has a function as a spacer. CONSTITUTION:The element consists of a common substrate (COM substrate) 11 and a segment substrate (SEG substrate) 12, which are a pair of flexible films facing each other, and a liquid crystal injected and sealed between the COM substrate 11 and the SEG substrate 12. This element is to be positioned and fixed to a specified frame. The liquid crystal element has reinforcing members 16, 17 having reference holes 6a, 17a, respectively, so that the element is positioned and fixed to the frame based to the reference holes 16a, 17a.
Patent JP-H1048025-A (JP)
Title: Liquid detector
Inventor: HASEGAWA TEIJI
IPC: G01F23/28
Filed: 1996-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a small-sized and mass-productive liquid detector. SOLUTION: This liquid detector has its optical structure in which emitted light of a luminescent element 14 is reflected at a first reflection face portion 19 and further reflected at a second reflection face portion 20, and light is incident to a light reception element 15. These are embedded in a package 25 made of a transparent material, and this package 25 is provided with a space portion due to a V-letter shaped recess portion 21 between the first reflection face portion 19 and the second reflection face portion 20. Further, the first reflection face portion 19 and the second reflection face portion 20 are formed by folding one plate-shaped reflection member 18.