baber/WOPTO huggingface dataset:
Patent JP-2000284891-A (JP)
Title: Infrared ray communication system information apparatus
Inventor: KANAI KAZUNOBU
IPC: H04B10/11
Filed: 1999-03-29
Abstract: PROBLEM TO BE SOLVED: To automatically and surely transmit and receive infrared rays to and from other information apparatus even when a posture of an input operation part to which a signal is inputted is changed. SOLUTION: A data input device 10 is constituted so that data are inputted by operation of an input operation part 11 and is communicated with a computer body by transmission/reception of infrared rays by an infrared ray transmitter/ receiver 12. The data input device 10 is turned into a tilt state by rotating a leg part 14 in a way in which it protrudes downward, and a posture of the input operation part 11 is changed. The transmitter/receiver 12 for supporting an infrared ray transmitter/receiver 12 is linked by the rotation of the leg part 14 and the posture of the infrared ray transmitter/receiver 12 is changed so that a transmission/reception direction of the infrared rays in the infrared ray transmitter/receiver 12 faces obliquely downward.
Patent JP-S63251944-A (JP)
Title: Optical pickup device
Inventor: HATANO HIDEKI
IPC: G11B7/125
Filed: 1987-04-08
Abstract: PURPOSE:To make a light source of a small power usable, by driving a light source which generates light made incident to a recording medium through an SHG element by using high-frequency pulses. CONSTITUTION:A light source 1 which generates prescribed light, SHG element 2 to which the light generated by the light source 1 is inputted and which generates its secondary higher harmonic output, optical system which condenses the output of the SHG element 2 to a recording medium 6, and driving circuit which drives the light source by using high-frequency pulses are provided. The light emitted by the light source 1 is inputted to the SHG element 2 and its secondary higher harmonic output is produced. The output of the SHG element 2 is condensed to the recording medium 6 through the optical system and the driving circuit 7 drives the light source 1 by using high-frequency pulses. The peak value of the pulses inputted to the SHG element 2 can be made sufficiently larger than a mean value and increases in accordance with the square characteristic of the peak value outputted by the SHG element 2. Therefore, the wavelength can be made shorter and recording density can be improved even if an element of a relatively small power is used as the light source.
Patent JP-H10284508-A (JP)
Title: Microwave switch element
Inventor: TAKASU HIDEKI
IPC: H03K17/687
Filed: 1997-04-04
Abstract: PROBLEM TO BE SOLVED: To provide a microwave switch element having satisfactory switch characteristics in milliwave bands. SOLUTION: One end of gate finger electrode 13 at an FET is connected to one end of 1st gate power feeding line 14, a 1st resistor 15 having a high resistance value is connected to the other end of this 1st gate power feeding line 14, the other end of gate finger electrode 13 is connected to one end of 2nd gate power feeding line 17, and a 2nd resistor 18 having a high resistance value is connected to the other end of this 2nd gate power feeding line 17. The gate electrode 13, source electrode 12, drain electrode 11, two gate power feeding lines 14 and 17 and two resistors 15 and 18 are respectively constituted point-symmetric.
Patent JP-S5712537-A (JP)
Title: Semiconductor device
Inventor: TAKAO HIROSHI
IPC: H01L25/11
Filed: 1980-06-27
Abstract: PURPOSE:To decrease mounting space by a method wherein the pellets of a semiconductor element are juxtaposed in the thickness direction at an elevated condition, and packaged integrally, and an external lead is drawn out from one package surface in the elevated direction. CONSTITUTION:Pellets 13 are bonded to the central concave section 12 of square ceramic bases 11, erected in the elevated direction, stacked in the thickness direction and unified. Inner leads 15 reaching the external leads 14 are metallized to the base 11, difference in stages is formed in the thickness direction and short circuits among the inner leads are prevented. The external leads 14 are all concentrated and arranged to one sides of the bases 11 and soldered to the inner leads 15, and the tips are drawn out in parallel in one direction. The assembled structures are stacked in the thickness direction and glued with glass 17 with the low melting point, and a ceramic cap 18 is bonded. According to this constitution, an occupying area in a plane can be decreased largely, and a mounting structure can be miniaturized.
Patent JP-H09272038-A (JP)
Title: Electromagnetic type cylinder device and clamping device using it
Inventor: ISHIKAWA SHUNICHI
IPC: B23Q3/15
Filed: 1996-04-09
Abstract: PROBLEM TO BE SOLVED: To increase the distance between a piston and an electromagnet without enlarging the electromagnet and preventing the occurrence of chattering by locking the motion of the piston after attracting the piston with the electromagnet conducted. SOLUTION: In an electromagnetic type cylinder device wherein the piston 16 incorporated in a cylinder 12 is moved by the absorption force of electromagnets 20 and 22, a lock mechanism (ceramic material 50) to lock the motion of the piston 16 is provided.
Patent JP-H10278738-A (JP)
Title: Three-point seat belt device
Inventor: KOBAYASHI JIRO
IPC: B60R22/46
Filed: 1997-04-04
Abstract: PROBLEM TO BE SOLVED: To wind and unwind a shoulder belt and a lap belt despite of a single belt retractor and apply a pretension by removing slack in the both belts by a single pretensioner. SOLUTION: A first spool for winding and unwinding a shoulder belt 2A and a second spool for winding and unwinding a lap belt 2B are provided in a housing of a belt retractor 1. These first and second spools are so set as being locked at emergency by a lock mechanism respectively and applied a pretension by simultaneously winding the slack in the shoulder belt 2A and the lap belt 2B by a pretensioner.
Patent JP-S61245581-A (JP)
Title: Manufacture of semiconductor device
Inventor: OSE YASUSHI
IPC: H01L29/80
Filed: 1985-04-23
Abstract: PURPOSE:To obtain high drain withstanding voltage and low source resistance by the small number of processes by forming a recess to a semiconductor substrate by using two kinds of resists having the selectivity of etching and shaping a gate electrode into the recess. CONSTITUTION:A first photo-resist layer 3 is applied onto an active layer 2 in a GaAs substrate 1, and patterned so as to be left toward the drain side from the position of formation of a recess. A cured layer 4 is shaped onto the surface of the layer 3. A second photo-resist layer 5 is applied, and an opening 6 is formed to a section corresponding to a gate electrode. Etching is given selectivity between these layers 3, 5. The layer 3 is etched additionally. The substrate 1 is etched while using the layer 3 and the layer 5 as masks to shape a recess 7. A gate electrode 8 is formed into the recess 7 through a lift-off method while employing the layer 5 as a mask. The layer 3 and the layer 5 and the layer 8 on the layer 3 and the layer 5 are removed. According to said method, fine processing with high precision is enabled.
Patent JP-H09283735-A (JP)
Title: Integrated magnetic sensor and its manufacture
Inventor: KONNO HIDETO
IPC: H01L43/08
Filed: 1996-04-10
Abstract: PROBLEM TO BE SOLVED: To provide an integrated magnetic sensor which absorbs production fluctuation and widens the design margin. SOLUTION: An Ni98 Fe12 Co6 thin film is used as magnetic resistance elements 1-4 for the output in response to the external magnetic field. The external magnetic field is detected by a bridge circuit composed of the four magnetic resistance elements 1-4. Thus, the resistance of the magnetic resistance elements 3-4 change, the mid-point potential changes and the potential difference is inputted to a comparison circuit 5, and a pulse is outputted. Since Ni82 Fe12 Co6 . has 2-2.5 times higher resistance change rate at a low magnetic field (1-2(mT)) compared with NiFe binary alloy and has a positive magnetostriction constant of +1.6×10<-6> , the thin film is not easily affected by the distortion of a substrate or the stress from the top layer.
Patent JP-H04319620-A (JP)
Title: Magnetic type rotary encoder
Inventor: KOBAYAKAWA KAZUYA
IPC: H03M1/24
Filed: 1991-04-18
Abstract: PURPOSE:To obtain a magnetic type rotary encoder which has simple construction and mechanical firmness and enables attainment of high-density packaging. CONSTITUTION:A magnetic field detecting element having magnetic field detecting parts 2 on a thin base 11 is provided so that the base 11 faces a magnetic rotor 6. A device thus constructed has a large resistant strength since the base 11 protects the magnetic field detecting element when the magnetic rotor 6 and the element come into contact with each other, and high-density packaging can be attained easily since a circuit surface is located on the opposite side to the magnetic rotor.
Patent JP-S63253067-A (JP)
Title: Novel substituted anilide derivative
Inventor: SHIBUYA MASAYUKI
IPC: A61K31/4418
Filed: 1987-04-10
Abstract: NEW MATERIAL:A substituted anilide derivative expressed by formula I [R1 is (substituted)monocyclo or (substituted)bicycloheterocyclic residue having N of 1-3 numbers as a ring member atom; R2 is H, alkyl, allyloxy, (substituted)1-14C alkoxy, halogen or CF3; R3 and R4 are H, (substituted)alkyl, phenyl or both together linked to form alkylene and form heterocyclic ring together with adjacent N; A is single bond, (OH-substituted)alkylene, carbonyl or S; B is single bond or (substituted)alkylene]. EXAMPLE:3-Amino-5'-methoxy-2'-(2-pyridyl)butylanilide. USE:An antiarhythmic agent reduced in by-effect and having large effect. PREPARATION:For example, an aniline derivative expressed by formula II is reacted with aminoalkylcarboxylic acid expressed by formula III to provide the aimed compound expressed by formula I.
Patent JP-H04318767-A (JP)
Title: Movie camera
Inventor: SOEDA HARUO
IPC: H04N5/351
Filed: 1991-04-18
Abstract: PURPOSE:To attain the image pickup of a movie picture and a still picture with less effect of flicker by reading luminous quantity information from picture information for several number of times to detect the flicker of a lighting light and revising a timing to minimize the flicker. CONSTITUTION:A detection circuit 38 measures a luminous quantity from picture information read by a CCD 30 synchronously with a vertical synchronizing signal outputted from a synchronizing signal output (SSG) circuit 82. Then the luminous quantity is led to a movie controller 66 or a still controller 68. Both the controllers 66, 68 calculate the timing information of the vertical synchronizing signal so as to minimize the effect of the flicker of the lighting light based on plural sets of the luminous quantity information to be led. Based on the result of calculation, the SSG circuit 82 is activated to revise a timing of the vertical synchronizing signal. The picture information read from the CCD 30 synchronously with the revised vertical synchronizing signal is a movie picture and a still picture in which the effect of flicker is minimized.
Patent JP-H02268167-A (JP)
Title: Optically active compound and use thereof
Inventor: SUGAWARA SHUNGO
IPC: C09K19/46
Filed: 1989-04-07
Abstract: NEW MATERIAL:The optically active compound of formula I [encircled P is group of formula II, formula III, etc.; R is alkyl, alkyloxy or alkyloxycarbonyl; L is-COO-,-OCO or direct bond; Q is -O- or direct bond; m is 0 or 1; at least one of R and CF3OCF(CF3) is optically active]. EXAMPLE:4-(5-Decyloxy-2-pyrimidinyl)benzoic acid 4'-(perfluoro-1- propyloxyethylcarbonyl)phenyl ester. USE:A component of liquid crystal composition. An optical switching element. PREPARATION:A compound of formula I wherein L is -OCO-, Q is -O- and m is 1 can be produced e.g. by reacting hydroquinone with a compound of formula N and reacting the resultant compound of formula V with a compound of formula VI.
Patent JP-H03287462-A (JP)
Title: Steering wheel
Inventor: TAKAMORI TETSUYA
IPC: B62D1/04
Filed: 1990-03-31
Abstract: PURPOSE:To suppress the occurrence of a defective article at the time of welding and facilitate production by crushing the weld portion with the weld seat of the spoke section core metal of a ring section core metal to make it thick, and welding the thick section to the weld seat of the spoke section core metal. CONSTITUTION:A steering wheel W has a ring section R, a boss section B arranged at the center of the ring section R, and two spoke sections S extended radially outward from the boss section B and connecting the boss section B and the ring section R. A film layer 17 made of synthetic resin is formed on the outer periphery of a ring section core metal 11 and the outer peripheries of spoke section core metals 12 on the ring section core metal 11 side. Weld seats 13 extended horizontally and serving as weld portions with the ring section core metal 11 are formed at tips of the spoke section core metals 12. Crushed thick sections 14 with an X-shaped cross section are formed at the weld portions of the ring section core metal 11 with the weld seats 13.
Patent JP-S5515202-A (JP)
Title: Semiconductor controlling rectifier
Inventor: AZUMA MINORU
IPC: H01L29/744
Filed: 1978-07-19
Abstract: PURPOSE:To reduce the sustaining current for an amplifying thyristor and to increase the controllable current for a main thyristor by varying the base width of the base region in a main thyristor portion and an amplifying thyristor portion. CONSTITUTION:A cathod electrode 1 is provided on a main surface, a gate electrode 2 is provided in the semiconductor layer having a conduction reverse to that of other semiconductor layer immediately under the electrode 1, and further an anode electrode 7 is provided in the other main surface. A slot 10 is interposed between the electrode 1 and 2, the semiconductor layer having the same conduction as the semiconductor immediately under the electrode 1 in the slot 10 and a supplementary gate electrode 8 is interposed between this semiconductor region and the semiconductor region immediately under the electrode 2. Whereby the sustaining current of the amplifying thyristor can be reduced and the controllable current of the main thyristor be increased.
Patent JP-S60230918-A (JP)
Title: Sintering method of metallic powder molding
Inventor: TOMINAGA TAKASHI
IPC: B22F7/02
Filed: 1984-04-29
Abstract: PURPOSE:To enable sintering of a metallic powder molding consisting of a powder metal and synthetic resin binder without exfoliation by adhering superposedly a resin compsn. consisting essentially of a thermosetting resin and said metallic powder molding to the surface of a base metal and curing the thermosetting resin then sintering the metallic powder molding. CONSTITUTION:A sheet consisting of the thermosetting resin layer which is formed by mixing 1-15 parts dicyandiamide at a curing agent with 100 parts thermosetting resin such as bisphenol A type epoxy resin having about 100- 5,000 epoxy equiv. and of which the residual carbon content after end of sintering is >=0.5% and having 15mum thickness as well as a sheet-shaped mixture composed of the powder of a hard metal having wear resistance and synthetic resin binder and having 0.5-5mm. thickness are adhered to the surface of a base metal having a slope, curved surface and surface facing downward in the stage of forming the wear resistant sintered metallic layer on the surface of said base metal. The thermosetting resin layer is adhered to the base metal and is cured and the metallic powder molding held stuck tightly thereof is sintered, by which the uniform sintered wear resistant metallic layer is formed over the entire slope, curved surface and downward facing surface of the base metal.
Patent JP-H02265831-A (JP)
Title: Document feeder
Inventor: HASEGAWA KAZUHIKO
IPC: B65H3/44
Filed: 1989-04-05
Abstract: PURPOSE:To substantially reduce the time spent by an operator so as to enable a separate document to be set by sorting even during the time in use by grouping documents by means of a member not conveyed together with the documents and giving the member a function to discriminate the documents. CONSTITUTION:A group sensor 8 comprises a switch part 12 hooked in accordance with passing of a separator board and a control path 13 which is set, when the switch part 12 is hooked, and holds the information of the sensor unit it is reset. Division of a group is discriminated by utilizing this sensor 8.
Patent JP-S5713758-A (JP)
Title: Semiconductor device
Inventor: SATOU MASAKATSU
IPC: H01L29/72
Filed: 1980-06-27
Abstract: PURPOSE:To provide sufficient collector withstand voltage and current amplification factor at a semiconductor device by forming a high density region in the emitter region of a lateral transistor and setting low collector region impurity density in the vicinity of the base and collector junction. CONSTITUTION:Two P type low impurity density regions are formed as an emitter region 13 and a collector region 14 in an N type semiconductor substrate 11. The same conductive type high density diffused layer 6 is formed within the region 13, and an oxidized film 12 and a metallic electrode 15 are formed. Since the impurity density of the collector region 14 can be decreased and a depletion layer can be sufficiently extended to the inside of the collector region, the semiconductor region 11 becoming a base can be reduced in width, and the current amplification factor hFE can be increased without decreasing the collector withstand voltage.
Patent JP-H11281379-A (JP)
Title: Vehicle navigation display processing device and medium
Inventor: ASAI GORO
IPC: G09B29/10
Filed: 1998-03-31
Abstract: PROBLEM TO BE SOLVED: To prevent drawing from being delayed in a display utilizing a bird' s-eye view including a landmark or the like. SOLUTION: A navigation ECU 10 reads map data from a map database 12 and converts them to three-dimensional data, and supplies them to a display 16. Therefore, the display 16 shows a bird's-eye view. The bird's-eye view is a head-up display where the advancing direction of a vehicle is at the upper side. Then, when an advancing direction detection device 20 detects right/left turns or the like, the amount of data being read from a map database 12 are decreased and the display of a building or the like is given up, thus improving a following property.
Patent JP-S59214234-A (JP)
Title: Wafer alignment of wafer prober
Inventor: OKUDAIRA YUTAKA
IPC: H01L21/66
Filed: 1983-05-20
Abstract: PURPOSE:To facilitate the alignment of a wafer whose scribeline can not be detected by adopting a pattern detection method and a point-to-point coincidence method. CONSTITUTION:After a center point 22 of a pellet image 21 predetermined in a recognition equipment and the center point 24 of a pellet image 23 which is the nearest to the center point 22 are detected by the recognition equipment, an X-Y stage is driven until those two center points coincide. The pellet image 21 is moved to the position where it coincides a pellet 25 to be measured by moving the X-Y stage to the -X direction by the distance X. When the pellet image 21 is moved, the magnitude X of the movement is detected and a center point IIIof the pellet 25 to be measured is obtained taking the first center point I of the pellet image 21 as the origin. The X components and the Y components of vectors I and III are obtained from the detection results of the recognition equipment and the inclination angle theta against the X-axis is obtained by using those X and Y components. The table is rotated in accordance with the value of theta.
Patent JP-2000283532-A (JP)
Title: Method and apparatus for controlling air conditioner
Inventor: ARIMA TAKAFUMI
IPC: F24F11/02
Filed: 1999-03-30
Abstract: PROBLEM TO BE SOLVED: To improve convenience capable of displaying a maintenance during stopping. SOLUTION: In the apparatus for controlling an air conditioner having functions of maintaining a room temperature at a set temperature of a remote control unit 1 and displaying a maintenance on a display unit 4, a shield 6 is operated during stopping to shield a portion of a material-to-be-detected sensor 5 provided in an indoor unit so that a range near the sensor 5 is used as a detecting range. When a user or the like approaches the indoor unit so that a material to be detected is detected by the sensor 5, the unit 4 displays a maintenance.
Patent JP-H10213158-A (JP)
Title: Electromagnetic powder clutch
Inventor: HASHIMOTO KOJI
IPC: F16D37/02
Filed: 1997-03-21
Abstract: PROBLEM TO BE SOLVED: To improve heat resistance of an electric wire which constitutes a coil of a yoke by constituting the electric wire which constitutes the coil thereof by forming a ceramic layer or a ceramic layer and a covered layer on outer periphery thereof. SOLUTION: A coil is constituted by winding an electric wire 31 in many layers in a core material of a bobbin. Moreover, a central part of the electric wire 31 is a nickel plated copper conductor 31a. Outer periphery of the nickel plated copper conductor 31a is covered with a heat resistant ceramic layer 31b, and furthermore, outer periphery of the ceramic layer 31b is covered with a covered layer 31c. This covered layer 31c is formed by using polyimide or inorganic polymer impregnated glass fiber or alumina fiber. By the way, the covered layer 31c may not be provided and it may be formed only by a ceramic coated layer 31b in some cases. Since the ceramic layer 31b is made of a material which can withstand a high temperature in such electric wire 31, the electric wire 31 is not damaged due to oxidation even if the nickel plated copper conductor 31a therein has a high temperature.
Patent JP-2000286043-A (JP)
Title: Resistance element
Inventor: SAWAMURA KENTARO
IPC: H05B3/18
Filed: 1999-03-30
Abstract: PROBLEM TO BE SOLVED: To obtain a resistance element having a small variation of a resistance value and excellent in durability, even if temperature increase from a room temperature to 1,000 deg.C or higher (preferably 1,400 deg.C or higher) and temperature reduction in the reverse direction are repeated. SOLUTION: In this resistance element 20 having a resistance element body 22 composed of ceramics made of aluminum oxide, and an inner conductor 14 embedded inside the resistance element body 22, the resistance element body 22 has a thickness T in the range of 0.4 mm or more and 3 mm or less. The resistance element body 22 has a width in the range of 1.0 mm or more and 6 mm or less. The inner conductor 14 contains one or more conductors (including semiconductors) selected from molybdenum silicide, titanium and niobium.
Patent JP-S62243429-A (JP)
Title: Code error measuring instrument
Inventor: SUGANO SHINICHI
IPC: H03M13/00
Filed: 1986-04-16
Abstract: PURPOSE:To evaluate a random error caused in an object to be measured by decreasing a frequency of an output pattern of the object to be measured into 1/N so as to expand the measuring range into the upper limit frequency of a pattern generator. CONSTITUTION:A pattern signal P1 and a clock C of the generator 4 are inputted to the object 2 to be measured and a pattern signal P2 in, e.g., 5GH in the output is fed to a demultiplexer DMP X 5. Further, the generator 4 gives the clock C3 being the frequency-division of the clock C1 into 1/N to the demultiplexer DMP X 5. The signal P2 is sampled by one per N-bit based on the signal C3, expands the pulse width and converts it into the pattern signal P3 in the low frequency. An error detector 3 is operated by using the pattern signal P3 and the clock C4 to measure the code error of the object 2 to be measured.