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Patent Searching and Data


Matches 751 - 800 out of 2,759

Document Document Title
JP2004282152
To provide a dielectric resonator and a manufacturing method thereof for solving a problem of ununiformized density at molding of ceramic powder and facilitating setting of a shape for deciding the characteristic of the dielectric resona...  
JP2004281738
To solve a problem that a printed antenna manufactured on the surface of glass by screen printing method is easily disconnected when the width of a conductive wire becomes smaller than 500μm and, therefore, the width can not be reduced ...  
JP2004274106
To provide a dielectric resonator which reduces deviation between a resonant frequency of the dielectric resonator in a temperature for use and a resonant frequency of the dielectric resonator in a room temperature of 295K.In a dielectri...  
JP2004266327
To provide a dielectric line which is capable of ensuring sufficient strength and is suitable for mass production, and to provide a method of manufacturing the same.A dielectric line has a dielectric strip with a width narrower than two ...  
JP2004266803
To provide a delay filter having smaller volume and higher electric power handling ability.A triple mode monoblock resonator has three resonators in a single block thereof. An input/output probe transmits a microwave signal, by connectin...  
JP2004260651
To provide antenna where a radial size latch section longer than the outside diameter of an element is formed in the element around a through hole, and to provide its manufacturing method.An expansion tube 5 of a cylindrical shape is ins...  
JP2004260570
To provide a diversity antenna securing a sufficient diversity effect without restricting an installation place significantly.Outer conductors 12b on forward end sides of a pair of coaxial cables 12 having central conductors 12d and oute...  
JP3593980
To easily and inexpensively construct a highly reliable non-reciprocal circuit element, in which a resin layer is formed on the surface of a metal case. Each terminal of a central conductor 5 is arranged in a ferrite 4, so as to form a p...  
JP2004253965
To provide a coaxial waveguide converter adopting the structure in which the inserted length of a coupling pin into a waveguide can accurately be made to match even when the size of the waveguide is small at a high frequency band such as...  
JP2004253966
To provide a coaxial waveguide converter which is formed in such a way that a waveguide is formed together with an enclosure through integral forming and a coupling pin directly connected to a circuit board provided in the enclosure is i...  
JP2004253997
To provide electronic parts having excellent adhesion between a conductor layer and a dielectric layer, especially a resonator, and a filter equipped with the resonator, without causing property deterioration.First, a ceramic element 4 h...  
JP2004247965
To provide a flat antenna which can be assembled in a short time while ensuring three-dimensional positional precision between substrates, and to provide its assembling method.The flat antenna has such a structure as a first substrate 1 ...  
JP2004242178
To determine whether or not the mounting state of a superconducting filter is good in a short period of time.Whether or not the mounting state of a superconducting filter at an ordinary temperature is good is determined. Firstly, when a ...  
JP2004229077
To provide a semicoaxial resonator which has temperature characteristics equivalent to or stabler than conventional resonators and is made light-weight without changing the fundamental structure and to provide a band-pass filter using th...  
JP2004222086
To provide a high frequency band pass filter which is to be used in a frequency area of several hundreds MHz to ten and several GHz and has a simple configuration.An input signal line (2) and an output signal line (3) which are made of s...  
JP3579963
PURPOSE: To provide a method which produces a dielectric resonance parts and can reduce the deviation between a dielectric resonator and the center axis of a support base. CONSTITUTION: A columnar dielectric resonator 1 is adhered in a b...  
JP2004214420
To form a conductive circuit without gasifying a conductive metal, and to economically form the conductive circuit.A transparent circuit receiving base material 1 as a pattern receiving surface 3 in which one surface has a nonconductivit...  
JP3578115
To obtain a central electrode assembly for stabilizing the crossed axes angle of central conductors and obtaining a desired electric characteristic and also to provide its production method, a non-reversible circuit element and communica...  
JP2004208268
To provide a laminated substrate in which trouble in trimming of capacitor capacitance using a laser is eliminated and a manufacturing method therefor, and to provide a high-performance, highly reliable and miniaturized laminated substra...  
JP2004207504
To surely and easily perform characteristics adjustment of a device in a short time without damaging the substrate of a device or a circuit pattern.The characteristics adjusting apparatus comprises a vacuum vessel 11 which houses a super...  
JP2004201135
To provide a wiring board, having a filter of superior characteristics, even when using a dielectric of high permittivity, and to provide a manufacturing method for easily manufacturing the wiring board.Inside a dielectric substrate 1, a...  
JP2004201139
To provide a built-in antenna with high productivity, an electronic device using the built-in antenna, a method for manufacturing the built-in antenna and a method for installing the built-in antenna.When this built-in antenna 7 is manuf...  
JP2004193937
To provide a formation method for an antenna conductor pattern of a radar antenna for millimeter waves which enables formation of a high-precision antenna conductor pattern on the internal surface of a plastic molding which curves with a...  
JP2004186828
To provide a dielectric filter capable of easily realizing accurate arrangement of a resonator and an internal electrode, to provide its manufacturing method, and to provide an antenna multicoupler and a communication apparatus using the...  
JP2004186755
To provide a waveguide, a high frequency device and a high frequency circuit device having the waveguide which reliably prevents the leakage of electromagnetic waves from junction faces of two conductor members each having grooves, there...  
JP2004179791
To provide an antenna wherein no thickness variation takes place in a resin coating 16 integrally molded with an antenna element 10 by injecting insulating resin to a mold 14 for integrally molding the resin coating 16 from the tip end s...  
JP2004173308
To provide an electronic component, particularly, an antenna in which a dielectric constant is higher than conventional materials, the strength is not lowered, miniaturization and high performance may be realized, total electric characte...  
JP2004172208
To easily manufacture a multilayer wiring board which integrally has a hard substrate body and a flexible substrate connected to the substrate body.The multilayer wiring board 1 is constituted in such a way that the flexible substrate 4 ...  
JP2004173222
To provide a dielectric filter, a duplexer filter and their manufacturing means capable of preventing a short-circuit failure between the patterns to be generated in a tuning process to the open surface of a dielectric material.The manuf...  
JP2004172688
To provide a waveguide bend capable of remarkably reducing machining precision being a requirement to ensure required electric characteristics such as a low loss over a broadband frequency range and an excellent pass characteristic causi...  
JP2004168579
To provide a dielectric porcelain composition having a high Qf value and a moderate dielectric constant r.The dielectric porcelain composition essentially comprises magnesium titanate represented by the formula: MgxTiO3 (wherein 1.00
JP2004165781
To provide a method of manufacturing a dielectric filter capable of stabilizing characteristics, reducing a cost, improving reliability and improving an yield by improving position accuracies of electrodes or conductive patterns, or fini...  
JP2004166118
To provide a method by which a dielectric line can be efficiently manufactured with high reliability and accuracy.A resist material 22 is formed on a green molded body 23, an eroding step is performed by a sandblast method by using the r...  
JP2004153815
To provide a variable delay line in which fluctuation of input impedance and output impedance is suppressed and which has a wide passband and delay time of small deviation.First and second reactance parts 18, 20 are connected to first an...  
JP3554971
To constitute a circularly polarized wave antenna which facilitates matching with a high-order mode resonance frequency. On the side peripheral surface 12 of a cylindrical substrate 11, a flat section 12a is formed by flattening a part o...  
JP2004140587
To provide an antenna circuit constituent body having no problem in external view in which production yield and production quality can be enhanced without sacrifice of the essential functional requirement specification of the antenna cir...  
JP2004140646
To provide a dielectric duplexer which requires no adjusting circuit, etc., by solving a problem in which a transmitting filter and a receiving filter of the dielectric duplexer are inconsistent in resonator length with each other.The di...  
JP3547089
PURPOSE: To provide the microwave element material which consists of a high quality, magnetic garnet single crystal having a small lowest resonance frequency and by which the magnetostatic wave or magnetic resonance is utilized and also ...  
JP2004126819
To provide a method for manufacturing an IC card capable of shortening a manufacturing time, and preventing the performance of each product from fluctuating.This method for manufacturing an IC card 5 functioning in a predetermined freque...  
JP2004128918
To measure a characteristic of a first high frequency circuit device before assembling the first high frequency circuit device and a second high frequency circuit device in a high frequency module formed by assembling the first high freq...  
JP2004129023
To provide a method by which a conductor paste can be reliably and efficiently injected and coated into a resonator hole of a dielectric filter.In a dielectric filter manufacturing method for coating a conductor film on interior walls of...  
JP2004120292
To provide a laminated dielectric resonator capable of reducing variations in characteristics even when manufacturing steps vary, and also to provide a method for manufacturing the resonator.In the laminated dielectric resonator 10, tran...  
JP2004120725
To configure a film antenna by directly sticking a self-welding wire onto a plastic film, and to provide an extracting method of signals in a structure and a manufacturing method of the film antenna.A portion 1 indicates the plastic film...  
JP2004120044
To provide a waveguide that is hardly deformed by tightening, and excellent in the electric seal performance.First and second members 1a, 1b each having a U-groove 20 of the same width and length are joined by opposing the U-grooves 20 t...  
JP2004112672
To provide a nonreversible circuit element which is miniaturized and excellent in performance and mass-productivity, an isolator and a manufacturing method of the nonreversible circuit element.The nonreversible circuit element is adopted...  
JP3538854
PURPOSE: To provide a structure ensuring the suction force of a suction nozzle and conducting a suction and capable of performing automatic mounting by burying and flattening a section disturbing the suction and eliminating the need for ...  
JP2004103515
To provide a manufacturing method of an adhesive terminal that is easy to manufacture without requiring time and effort.A thin plate-shaped terminal member 1 is penetrated or adhered in the lamination direction on the stripping cushion m...  
JP2004094502
To provide a method for forming an antenna wiring pattern for manufacturing a coil-shaped antenna wiring pattern in a non-contact data carrier with satisfactory working efficiency and high working precision, which is suitable for mass pr...  
JP2004096360
To provide a manufacturing method of efficiently manufacturing a helical antenna by using a very inexpensive wire materials without the need for expensive wire materials and spring materials or the like, and also to provide the helical a...  
JP2004094590
To provide a method for forming an antenna writing pattern capable of manufacturing a coil-shaped antenna wiring pattern in a non-contact data carrier with satisfactory working efficiency and suitable mass production and highly precise w...  

Matches 751 - 800 out of 2,759