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Patent Searching and Data


Matches 601 - 650 out of 923

Document Document Title
JPS60248013A
PURPOSE: To form an LC filter with ease of manufacture while reducing number of components by providing an insulating layer to a cylindrical ferrite member made of a garnet type ferrite. CONSTITUTION: The LC filter 11 is provided with th...  
JPS60242710A
PURPOSE: To prevent a fault of sound, mis-direction and malfunction and to save man-hour and expenses by arranging a choke element in series across a tuning element so as to block the invasion of a disturbing electromagnetic wave to the ...  
JPS60236585A
PURPOSE: To omit a semi-fixed resistor and also to simplify the control of an electronic circuit by connecting previously an element incorporating a connection line which can be fused with an external current to a control element and flo...  
JPS60204110A
PURPOSE: To improve the noise preventing function even to a noise having a high frequency and even to a noise of a low frequency by winding a primary and a secondary to a magnetic core and providing a shield plate to apply electrostatic ...  
JPS60185414A
PURPOSE: To improve the processing performance and assembling performance at manufacture by providing a board made of a magnetic material and a through- capacitor through which a center conductor is inserted and inserting the center cond...  
JPS60170315A
PURPOSE: To reduce mounting area and cost of a noise eliminating filter, by connecting the external electrode of the through-type capacitor of a filter unit to part of an earth frame and molding the unit and frame leaving the front end p...  
JPS60157313A
PURPOSE: To obtain a miniature LC filter which can be easily assembled with high reliability by forming a dielectric thin film to a cylindrical ferrite member by a CVD process, forming electrodes to the inner and outer circumferential su...  
JPS60157247A  
JPS60140914A
PURPOSE: To improve the workability and cost-down by connecting leads of an inductance element and a capacitor element to an aluminum case, mounting each element to a printed board having conductor pattern and connecting the ground part ...  
JPS6030073B2  
JPS6028447B2  
JPS60121810A
PURPOSE: To prevent noise to a interphone by providing an electric wire with a parallel circuit of a retardation coil and a capacitor which has a resonance frequency in the frequency band of a carrier type interphone and also capacitors ...  
JPS60116215A
PURPOSE: To obtain a wire for noise filter by applying a conductive coating onto a thin insulation film formed on the surface of a good conductor and covering it with an insulation coating so as to utilize a distributed capacitance compr...  
JPS6020062Y2  
JPS60109317A
PURPOSE: To obtain a noise filter of simple constitution by providing a conductor with a conductive film across an insulating coating, and the conductor with a condutor which has distributed capacity. CONSTITUTION: The 1st thin insulatin...  
JPS60109318A
PURPOSE: To obtain a noise filter of simple constitution by winding a magnetic core with a conductor having distributed capacity formed by providing a conductive film to the conductor across an insulating coating. CONSTITUTION: The 1st t...  
JPS6082853U  
JPS6079826U  
JPS6096910A
PURPOSE: To obtain filters suitable for mass-production and to attain inexpensive manufacture by forming a tubular element into a doughnut shape and combining the element to a magnetic core serving as a magnetic path. CONSTITUTION: Three...  
JPS6087512A
PURPOSE: To simplify the constitution by mounting a capacitor in the inside of a block-shaped ferrite so as to eliminate a case. CONSTITUTION: Ceramic capacitors 23, 24 are accomodated respectively to capacitor mounting holes 29a, 29b of...  
JPS6085616A
PURPOSE: To simplify the manufacturing process and to decrease the cost by incorporating a capacitor into the inside of a block form ferrite through which both legs of a through-terminal are curved in U-form in a noise eliminating filter...  
JPS6062715A  
JPS6046109A
PURPOSE: To easily fit through-capacitors to a printed board and to reduce the insertion loss in the course of manufacturing an electromagnetic interference filter, by putting both leg parts of a U-shaped through-shaft through the throug...  
JPS6043909A  
JPS6039910A
PURPOSE: To obtain a chip type noise elimination filter mounted directly on a printed board or the like by allowing a ferrite board to act like an inductance to a conductive path assembled between the flat ferrite boards. CONSTITUTION: E...  
JPS6039783A  
JPS6038910A
PURPOSE: To obtain an element with simple constitution, suitable for mass production and also having an excellent performance as a noise filter by forming a distributed capacitance to a conductor line so as to eliminate the use of compon...  
JPS6027213A
PURPOSE: To simplify the constitution of the titled noise filter and to mass- produce the noise filter by forming a magnetic conductive coat on the external surface of an insulation coat of a conductive wire such as a copper wire and for...  
JPS6027212A
PURPOSE: To mass-produce the titled noise filter and to reduce its production cost by winding up a pair of band-like magnetic conductors tubularly through band- like insulators such as insulating sheets and forming coils having distribut...  
JPS6014515A
PURPOSE: To improve the workability of windings by producing windings n1 and n2 having a small diameter and winding N1 and N2 having a large diameter with one wire respectively and constituting them so that magnetic fluxes have additive ...  
JPS6012809A
PURPOSE: To obtain a noise filter characterized by the small number of parts, simple assembling, reinforcement, and a surge voltage absorbing function by using semiconductor ferrite having surge voltage absorption and noise interrupting ...  
JPS59223011A
PURPOSE: To minimize a magnetic coupling and an electrostatic coupling between each substrate, and to obtain a micro-filter by constituting a composite LC filter by placing two ferrite substrates between the first and the second dielectr...  
JPS59221018A
PURPOSE: To simplify the manufacturing process and to reduce the production cost by forming capacitor blocks of ≥2 LC filters on a sheet of dielectric substrate and using a common electrode at the earth sides of LC filters. CONSTITUTIO...  
JPS59185853U  
JPS59212014A
PURPOSE: To form a noise filter without using any magnetic core by winding a beltlike conductor and a beltlike magnetic conductor with a beltlike insulator between. CONSTITUTION: The beltlike conductor 6 made of aluminum foil which is, f...  
JPS59212013A
PURPOSE: To use a coil which has distributed capacitor as one of two beltlike conductors which are wound one over another with an insulator interposed, and to reduce the cost of a noise filter by connecting lead wires to both terminals o...  
JPS59207718A  
JPS59174716U  
JPS59204307A
PURPOSE: To secure the ability to exclude an external disturbing signal without exerting any evil influence upon the original performance of an acoustic equipment, by forming part of a signal transmission line of a magnetic body. CONSTIT...  
JPS59200516A
PURPOSE: To obtain a small-sized filter whose package position is less restricted by forming a coil pattern on a dielectric substrate and then arraying a ferrite plate thereupon oppositely through an insulating film inbetween. CONSTITUTI...  
JPS59200517A
PURPOSE: To form an inexpensive noise absorbing filter of simple structure which is manufactured easily by surrounding a core conductor for feeding electric power with an external conductor through an insulator inbetween. CONSTITUTION: T...  
JPS59196617A
PURPOSE: To form a filter by coating circuit patterns on both sides of two dielectric boards while being opposed nearly to each other or placing one upon another, connecting them electrically so as to form a coil as multi-layer structure...  
JPS59196616A
PURPOSE: To obtain a BPF having a pass band of 60∼72MHz on a dielectric board by decreasing an inductance of a coil through the impedance conversion, converting the circuit into a circuit having lots of capacitors and using the plane c...  
JPS5938783Y2  
JPS59161652U  
JPS59184479A  
JPS59184478A  
JPS59169216A
PURPOSE: To minimize the leakage of high frequency signals to a power supply input terminal by providing a power supply input terminal part where a high frequency absorber is inserted and an input/output terminal part for high frequency ...  
JPS59168710A
PURPOSE: To attain power application of large current without increasing the diameter of wire by constituting a filter for separation of a harmonic noise generator and for common installation of same kind systems by a ferrite core and a ...  
JPS59135630U  

Matches 601 - 650 out of 923