baber/WOPTO huggingface dataset:
Patent JP-H05203830-A (JP)
Title: Optical multiplexer demultiplexer
Inventor: NODA HIDEKI
IPC: G02B5/28
Filed: 1992-01-24
Abstract: PURPOSE:To reduce cost by making light pass different positions of an optical multiplexing and demultiplexing film, formed in a curved plane shape, plural times and making the optical axes of the transmitted light parallel. CONSTITUTION:Light with wavelength lambda1 which is made incident on a light guide 28A from an inputside optical fiber 40 is transmitted through a curved dielectric multilayered film 26 and a flexible film 24 and made incident on an outputside optical fiber 42 through a light guide 28B. A component of the propagated light of the light guide 28A which is reflected by the dielectric multi layered film 26, i.e., light with wavelength lambda1 is transmitted through the dielectric multilayered film 26 and flexible film 24, passed through a light guide 30B, and made incident on an output-side optical fiber 44. Further, a component of the propagated light of the light guide 30A which is reflected by the dielectric multilayered film 26, i.e., light with wavelength lambda3 is transmitted through the dielectric multilayered film 26 and flexible film 24, passed through a light guide 32B, and made incident on the output side optical fiber 46. Then the optical axes of the respective transmitted light beams are made parallel to obtain plural wavelength characteristics by one optical multiplexing and demultiplexing film 26 and the optical multiplexer and demultiplexer is reduced in cost.
Patent JP-H05175575-A (JP)
Title: Solid-state laser apparatus
Inventor: KOJIMA MINORU
IPC: H04N1/40
Filed: 1992-01-06
Abstract: PURPOSE:To eliminate the possibility of laser rod destruction and the fluctuation of optical axis of laser beam by providing a pumping source and laser medium excited by the light from it in a resonator body and keeping the laser medium in such a free state that it may expand (move) in the optical axis direction of the laser beam. CONSTITUTION:A pumping source and a laser medium 4 excited by the light from the pumping source are provided within a resonator body 1, and the medium 4 is kept in such a free state that it may expand in the optical axis direction of laser beam or in the lengthwise direction when being in bar status, within the body 4. That is, one end of the medium 4 is held with one rod holder 8a and the other end with the other rod holder 8b, and at least either of them is held within the body 1 in a free state so that the medium 4 can expand in its lengthwise direction. Thus, the thermal expansion of the medium 4 can be absorbed through the expansion in the optical axis direction, resulting in no destruction due to strain and eliminating any fluctuation of the optical axis of laser beam.
Patent JP-H04249978-A (JP)
Title: Facsimile equipment
Inventor: YOSHIDA AKIHIRO
IPC: H04N1/387
Filed: 1991-01-07
Abstract: PURPOSE:To simply add an optional routine picture to an original picture and to send the result by synthesizing the original picture and the routine picture already registered and sending the synthesized picture when the transmission use original picture is sent. CONSTITUTION:The facsimile equipment is provided with a routine picture storage section 9 registering an optional routine picture read by an original read section 6, and a picture synthesis means 14 synthesizing the routine picture registered in the storage section 9 and a transmission use original picture and sending the synthesized picture. Thus, the original picture and an optional advertisement picture are synthesized by the picture synthesis means 14 and the synthesized picture is sent by allowing the original read section 6 to read the optional advertisement picture as a routine picture and registering it to the routine picture storage section 9 when the transmission use original picture is sent.
Patent JP-S63180326-A (JP)
Title: Hot straightening method for thick plate
Inventor: ISHIHARA YOSHIAKI
IPC: B21D1/05
Filed: 1987-01-22
Abstract: PURPOSE:To automatically straighten by removing the concave camber of the tip of a steel plate by displaying the lifting and pressing functions of an extending roll by the upper deflection detecting signal of a deflection detecting device at the front side of the extension roll. CONSTITUTION:When a steel late 4 is progressing to the position of a deflection detecting device 5, the detection device 5 judges as to whether there is a concave camber on the tip part of the steel plate 4 or not. When the tip concave camber of the steel plate 4 is detected by the detection device 5, a concave camber detection signal is transmitted to the rolling reduction control device 7 of the extension roll 2 at the inlet side and a table roller driving control device 9. The rolling reduction control device 7 ascends the upper roll 2a of the inlet side extension roll 2 by driving an oil pressure motor 8 when received the upper deflection detection signal. The table roller driving control device 9 stops the steel plate 4 when received the concave camber detection signal and plate end detection signal. The rolling reduction control device 7 performs the straightening of the concave camber by descending the roll 2a by driving the oil pressure motor 8 when received the rotation stoppage signal of the table roller driving motor 10 from the roller driving device 9.
Patent JP-S54106405-A (JP)
Title: Preparation of optically-active erythro-3-methylalkan- 2-ol
Inventor: TAMADA SHIGEHARU
IPC: C07C29/00
Filed: 1978-02-03
Abstract: PURPOSE: To prepare optically-active title compound, which is a sex pheromone of pine sawflies or its intermediate, easily by reacting optically active 2,3-epoxybutane and an alkyl metal compound.  
     CONSTITUTION: Optically-active erythro-3-methylalkan-2-ol of formula III is prepared by reacting optically active 2, 3-epoxybutane of formula I and an alkyl methal compound of formula II (R 1  is alkyl; R 2  is alkyl, arylthio, alkoxy, etc.). The reaction is carried out in an inert solvent at, -70W50°C, preferably -50W20°C.  For example, erythro-(2R,3R,7S)-(+)-3,7-dimethylpentadecan-2-ol is obtained. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H11211214-A (JP)
Title: Ceiling-hung type air conditioner
Inventor: SUDA YUKIO
IPC: F24F13/20
Filed: 1998-01-23
Abstract: PROBLEM TO BE SOLVED: To perform elevating/lowering operation of a suction grill, or the like, smoothly by detecting tension of a plurality of wires with one end fixed to the suction grill and the other end wound round a plurality of drive mechanisms and controlling tension of the plurality of wires based on the detected tension. SOLUTION: A ceiling-hung indoor unit 50 comprises an indoor unit body 51 and a decoration panel body 52 having a decoration frame 54 fixed with a plurality of wind/rewind motors 57 (57A, 57B, ...) wound wit a plurality of wires 56 (56A, 56B, ...). A suction grill 40 fixed with an air filter 58 is thereby supported movably up and down at the air inlet 34 of a decoration panel 55, A detector for detecting tension of each wire 56 delivers a detection signal to a controller. Rotational speed of a motor 57 is controlled depending on the tension each wire 56 to balance tension of respective wires 56 thus making smooth the up-down operation.
Patent JP-S54105416-A (JP)
Title: Hand-free talking system of key telephone set
Inventor: SEKIGUCHI KOUICHI
IPC: H04M9/02
Filed: 1978-02-07
Abstract: PURPOSE:To omit a transmission line exclusively used by a microphone and speaker, and also to utilize a counter circuit effectively by equipping a telephone set with a hybrid circuit and a main unit with a memory stored with a count result. CONSTITUTION:Once the key of control circuit 57 is operated with calling telephone set 201 hooked off, switch 54 of the main unit is closed. Dialing of telephone set 201 drives relay 51, counter circuit 1 counts it, and decoder 2 sets flip-flop 36 which corresponds to called telephone set 301. The set output of flip-flop 36 allows switch 55 to make a connection between telephone sets 201 and 301 and also resets counter circuit 1, so that the counter circuit will not be used by any other calling telephone set by releasing. Then, since telephone set 201 is connected to both microphone 64 and speaker 63 via hybrid circuit 65 in telephone set 301, telephone set 301 can make a call without lifting its handset.
Patent JP-S56108251-A (JP)
Title: Forced air cooling appratus
Inventor: KIMURA YOSHIO
IPC: H01L23/467
Filed: 1980-01-31
Abstract: PURPOSE:To perform effective air cooling by opening or closing the by-pass wind channel according to need and using the basic forced air cooling unit singly or a plurality of units which are piled one on another. CONSTITUTION:The basic forced air cooling unit is partitioned, by a partition plate 7, into a main wind channel 8 including the substance 1 to be cooled and a wind channel 9 by-passing the main wind channel, and proper covering plates are provided on the upper and lower surfaces of the space formed by a chassis 6, a door 34 and side plate 31 and 32. When two units are used being piled one on the other, a covering plate 10a is provided between units 5a and 5b, and the cooling air 4a flows in the main wind channel through a hole 61, the substance 1 being cooled and a fan 2, forcedly cooling the substance 1. A covering plate 10b is placed under the lower surface of the unit 5b, and the cooling air 4b flows in the unit 5b similarly to the case of the unit 5a before being discharged through the by-pass wind channel 9 in the unit 5a from the fan 2. Thus, because the substance to be cooled in each unit can be singly cooled independently of each other, its rated capacity can be held as it is.
Patent JP-H06224186-A (JP)
Title: Manufacture of semiconductor device
Inventor: MACHIDA YOSHIHIKO
IPC: H01L21/316
Filed: 1993-01-27
Abstract: PURPOSE:To obtain the refinement of an element separating region without the reduction of its withstanding voltage, by implanting ions into a silicon substrate through using as masks a silicon nitride film laid on a silicon oxide film and another silicon nitride film formed selectively thereon, and by oxidizing the silicon substrate selectively. CONSTITUTION:On a silicon substrate 101, a silicon oxide film 102 and a silicon nitride film 103 are formed. After the formation of the pattern of the silicon nitride film 103, a silicon nitride film 104 is formed only on the silicon nitride film 103 selectively. After the formation of the silicon nitride film 104, boron ions are implanted into the silicon substrate 101, using the silicon nitride films 103, 104 as masks, and an impurity-doped region 105 is formed therein. Subsequently, using the silicon nitride films 103, 104 as masks, an element separating region is oxidized selective, and a LOCOS oxide film 106 is formed. Thereafter, by the removal of the silicon nitride films 103, 104, an element region 107 and an element separating region 108 are formed on the silicon substrate 101. Thereby, without the reduction of the withstanding voltage of the element separating region, its refinement is made possible.
Patent JP-H02193016-A (JP)
Title: Relative angle detector for rotating shaft
Inventor: KINOSHITA HIDETOSHI
IPC: G01D5/24
Filed: 1989-01-21
Abstract: PURPOSE:To enable accurate detection of a synchronous state, torsional distortion and the like between two shafts as opposed to each other by converting a relative angle between the two shafts into capacitance through a slide element connected of a conductor plate to pick up. CONSTITUTION:Two shafts 2 and 3 arranged rotatably on the same shaft center with a case 1 and a bearing 6 are handled as a shaft section to be detected to synchronize both the shafts 2 and 3. Slide elements 4f and 5f supported with supports 4e and 5e as insulating body are fixed on the case 1 and connected electrically to conductor plates 4 and 5 respectively. Therefore, a capacitance corresponding to a relative angle between the shafts 2 and 3 can be drawn outside. A capacitance between the conductor plates 4 and 5 and the shafts 2 and 3 and a capacitance between the slide elements 4f and 5f and the case 1 are so constant free from the rotation of the shafts to cause no adverse effect thereby enabling accurate detection of a synchronous state, torsional distortion between the two shafts 2 and 3 as opposed to each other.
Patent JP-S59138337-A (JP)
Title: Fabrication of glass protective film
Inventor: IKEGAMI GOROU
IPC: H01L21/316
Filed: 1983-01-27
Abstract: PURPOSE:To prevent the rising of glass on a shoulder of a mesa groove by forming a glass protective film near the shoulder of the mesa groove with applying the reverse electric field to that of the semiconductor substrate. CONSTITUTION:Electrode plates 14 and 15 are arranged on both sides of a semiconductor substrate 13 so as to face each other. Minute glass powder is immersed in the suspension and the electrode plates 14 and 15 are connected to a positive electrode of a direct current power source 17 and the substrate 13 is connected to the negative electrode so that the glass powder is stuck to the inside of mesa grooves 6 and 7. At this time, auxiliary electrodes 20 and 21 are arranged near the shoulder of the mesa grooves 6 and 7 on the both main surfaces of the substrate 13. To these electrodes 20 and 21, the reverse electric field to that of the substrate 13, that is positive electric field is applied. In this constitution, when the glass protective film is formed, concentration of the negative electric field in the shoulder of the grooves 6 and 7 is counterbalanced and alleviated by the positive electric field of the electrodes 20 and 21 thereby reducing the velocity of deposition of minute glass powder and forming the glass protective films 8 and 9 without risings on the shoulder of the grooves 6 and 7.
Patent JP-S54105991-A (JP)
Title: Optical semiconductor device
Inventor: UEMATSU YUTAKA
IPC: H01L31/12
Filed: 1978-02-08
Abstract: PURPOSE: To enable the two-way simultaneous communication in case the optical transmission/ reception via the semiconductor element in which both the light transmission and the light reception parts are formed in the same element, by having the light transmission only previously in the  state under which no incident rays exist and also controlling the output of the optical detector  circuit system to zero at that moment.   
     CONSTITUTION: Optical semiconductor element 21 in which both the light transmission and reception parts are formed in the same element and optical fiber 22 are distributed in such way that the  transmission optical signal sent from the light transmission part may be combined with fiber 22  and that the optical signal sent from the remote side via fiber 22 may be combined with the light  reception part each. Then signal A sent from transmission circuit 23 is classified via branch circuit  24 into signals B and C to drive element 21 and waveform shaping circuit 25 each, and at the  same time the optical signal sent in is converted into signal D via element 21. In such constitution,  the correction of the general frequency characteristics is given for the transmission and reception  of element 21 as well as the adjustment of the signal amplitude through circuit 25. And thus, only  the signals obtained by subtracting the driving signal component from signal D via subsraction  circuit 26 are transmitted to reception circuit 27 in the form of signal F. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S61172346-A (JP)
Title: Semiconductor integrated circuit device
Inventor: TAGAMI TAKASHI
IPC: H01L21/76
Filed: 1985-01-28
Abstract: PURPOSE:To reduce the parasitic capacity to be formed between the semiconductor substrate and the semiconductor layer in a semiconductor integrated circuit device and to contrive to enhance the operating speed of the device to a higher speed by a method wherein an isolation structure is constituted by the cavity part, which is provided in the interposing part between the semiconductor substrate and the semiconductor layer. CONSTITUTION:A semiconductor layer 6 is provided on the upper part of a semiconduc tor substrate 5 making a cavity part 7 and an insulating film 8 interpose between the semiconductor layer 6 and the semiconductor substrate 5. The semiconductor layer 6 constitutes an npn type bipolar transistor, for example. Moreover, the semicon ductor layer 6 is provided on the upper part of the semiconductor substrate 5 making the cavity part 7 having gas (air, inactive gas and so forth) with a smaller specific inductivity compared to the semiconductor substrate 5 and the insulating film 8 inter pose between the semiconductor layer 6 and the semiconductor substrate 5 and is constituted in such a way that the parasitic capacity to be added becomes smaller. By providing the cavity part 7 in such a way, the parasitic capacity to be formed between the semiconductor substrate 5 and the semiconductor layer 6 can be reduced, thereby enabling to contrive to enhance the operating speed of the semiconductor integrated circuit device to a higher speed.
Patent JP-S58131288-A (JP)
Inventor: SATOU SHINICHI
IPC: E06B3/72
Filed: 1982-01-29
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S63179558-A (JP)
Title: Lead frame for semiconductor device
Inventor: KUBO HIROSHI
IPC: H01L23/50
Filed: 1987-01-21
Abstract: PURPOSE:To make bending stress in a thermal step uniform, by making the width of the bending part of the outer frame of a lead frame equal to the width of the bending part of an outer lead. CONSTITUTION:A lead frame is assembled and fixed to a ceramic package and used. The lead frame has an outer frame 1 of the lead frame, an outer-bent part 1a of the outer frame and a bent part 2a of the outer lead. The recessed notch of the bent part 1a of the outer frame is machined and formed so that the width of the notch becomes equal to the width A of the bent part 2a of the outer lead. Or the lead frame has an outer frame 3 of the lead frame, an outer lead 4 and a bent part 4a of the outer lead. The width of the outer frame 3 of the lead frame is machined and formed so that the width of the outer frame 3 of the lead frame becomes equal to the width of the bent part 4a of the outer lead. Thus stress in bending machining can be made uniform.
Patent JP-S5397390-A (JP)
Title: Single crystal oscillator
Inventor: NAKADA KUNIO
IPC: H03H9/13
Filed: 1977-02-07
Abstract: PURPOSE:To enhance the shock-proof poperties as well as to eliminate the relative position shift, and thus to increase the reliability, by providing a thick film metal plated layer at the substrate of the single crystal vibration bar and combining the vibration bar to the fixed material via the metal plated layer.
Patent JP-S56110383-A (JP)
Title: Picture signal correcting device
Inventor: KAWADA YUKIO
IPC: H04N1/403
Filed: 1980-02-04
Abstract: PURPOSE:To improve the quality of a recorded picture, by comparing the received picture signals with two slice levels and then applying the white signal after correction given at the peak position of the amplitude to the information which was decided to be black at the 1st level and white at the 2nd level. CONSTITUTION:The received picture signal supplied to the input terminal 1 is produced as a base band signal A by the synchronous wave detection circuit 3 and the like. This signal A is applied to the comparator 6 and then binary coded with the slice level signal (a) to be delivered through the terminal 19 via the D-FF circuit 7. The signal A is also applied to the comparator 9 and then binary coded by the level signal (b) lower than the signal (a). At the same time, the pulse signal G is produced at the point where the signal differentiated at the differentiating circuit 10 changes from plus to minus, i.e., at the peak point of the signal A. the signal G is applied to the AND circuit 13 along with the output of the comparator 9. The signal between the levels (a) and (b) is applied to the output of the comparator 6 at the peak position to be regenerated in the form of a thin white line information.
Patent JP-H08197660-A (JP)
Title: Moisture permeable and waterproof cloth
Inventor: TANAKA KAZUHIRO
IPC: D06M101/16
Filed: 1995-01-30
Abstract: PURPOSE: To provide the component of a shoe which has air permeability and equips waterproofness and has moderate elasticity by providing space for interposing crossover yarn connecting the rear fabric to the front fabric between both sides and specifying resistance to water pressure and moisture permeability. CONSTITUTION: A film is provided on at least one side of a cloth in which space for interposing a crossover yarn connecting the rear fabric to the front fabric between both sides is provided. Resistance to water pressure is regulated to >=1000mmH2 O/cm<2> and moisture permeability is regulated to >=3000g/m<2> .24 hours. A polyurethane polymer solution containing a water repellent, polyisocyanates and a nonionic surfactant in an amount within a prescribed range is used as a coating liquid. Thereby, the film 5 is formed on the surface of the cloth and simultaneously hollow parts 8, 8', 8" having many fine inside diameters are formed in the inside of the film.
Patent JP-S56110362-A (JP)
Title: Circuit conversion system
Inventor: KATSUYAMA TSUNEO
IPC: H04J3/06
Filed: 1980-02-05
Abstract: PURPOSE:To realize a common use for multiplication of a digital circut having several degrees of multiplication, by changing the setting of the output side control circuits of the buffer memories provided in correspondence to the incoming circuits and according to the degrees of multiplication of these circuits. CONSTITUTION:The buffer memories BM1-BMn are provided at the circuit correspondence part, and the selector SEL that selects and multiplies the outputs of these buffer memories is provided. These memories and selector are controlled by a counter CTR of the like. The output information of the buffer memory BM1 is renewed based on the decoding result of the output of the counter CTR, thus carrying out a multiplication. At the same time, the division ratio can be varied by the setting for the counter CTR, and accordingly a multiplication is possible for the circuits having the same degree of multiplication only by changing the division ratio even to the input circuits having different degrees of multiplication.
Patent JP-H11210397-A (JP)
Title: Holding device for complete roundness of segment ring
Inventor: MASUMOTO MIYOHARU
IPC: E21D11/40
Filed: 1998-01-26
Abstract: PROBLEM TO BE SOLVED: To provide a complete roundness holding device for segment rings in high accuracy, whereby it is possible that at least the inside surfaces of the ceiling parts of segment rings are supported uniformly in the circumferential direction even in case the center of the tunnel section is out of alignment from the center of the complete roundness holding device. SOLUTION: A complete roundness holding device for segment rings is equipped with hydraulic cylinders 12a and 12b for diametric enlargement at the top and bottom of a left and a right supports 11 installed upright as capable of running reciprocatively on a support frame 13 in the tunnel direction and an upper diametric enlarging beam 15 which is to couple together at least the left and right hydraulic cylinders 12a for upper diametric enlargement. A plurality of segment pressure supporting parts 18a-18e are installed dividedly in the circumferential direction of the beam 15, and these supporting parts 18a-18e are arranged as capable of expanding and contracting in the diametric direction independently by a hydraulic cylinder 24. Even if the center of the tunnel section is out of alignment from the center of this complete roundness holding device to result in generation of a non-abutting part, segment rings can be held under pressure uniformly alongside the shape of tunnel section by enlarging the diameter of the corresponding split segment pressure supporting part.