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JP2005150466 |
To provide a variable capacitor reduced in nonlinear distortion, high in electric power resistance, with the amount of its variable capacitance practically unaffected by high-frequency voltages.The variable capacitor has a function to ch...
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JP2005140779 |
To prevent contamination of electrical noises in a conditional electronic circuit of a capacitive fluid pressure detective transducer.The capacitive fluid pressure detective transducer (10') has a detection element (12) provided in a cap...
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JP2005136607 |
To provide a variable resonant circuit in which waveform distortion and inter-modulation distortion are small and which is superior in electric power resistance and has low loss.The variable resonant circuit R has an impedance element an...
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JP2005136074 |
To provide a capacitor which can obtain a required capacitance value with high precision and is excellent in response in a high frequency region.The lower surface of a dielectric layer 5 is smaller than the upper surface of a lower elect...
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JP2005108887 |
To provide a variable capacitor which is capable of restraining its Q-value from decreasing, due to the application of a voltage at a desired frequency, and to provide a variable filter which can be reduced in insertion loss and phase ch...
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JP2005079168 |
To provide a variable capacitor which exhibits the small rate of a capacitance change caused by high-frequency signals even when the rate of a capacitance change caused by a DC bias voltage is set large, shows a small intermodulation dis...
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JP2005064437 |
To provide a variable capacitor wherein a bias signal is applied stably to a varactor, miniaturization is realized, handling is easy, waveform distortion, intermodulation distortion, etc. are small, electric power resistance is also supe...
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JP2005050865 |
To provide a capacitor device which can restrain higher harmonic which is generated when a high frequency signal is inputted into a variable capacitor.In the capacitor device, a first variable capacitor C1, and a second variable capacito...
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JP3638160 |
PURPOSE: To provide an electret that has a high melting point and can be introduced to a semiconductor manufacturing process for easily achieving fine machining and thinning. CONSTITUTION: An SiO2 film 1 has a band structure consisting o...
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JP2004354199 |
To provide a multivariate detection sensor capable of detecting the multivariate with a single detector, having a simple structure, and to provide a method for identifying a plurality of physical quantities for identifying the objective ...
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JP2004327868 |
To provide a capacity variable thin film capacitor element which enlarges a usable frequency range and restrains characteristic defect and deterioration of reliability, and a high frequency component using it.First to Nth variable capaci...
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JP2004327983 |
To provide a multilayer electronic component for a plated termination for a multilayer electronic component, for example, for a capacitor, for a resistor, for an inductor, or for an integrated passive element.In a plated termination, a p...
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JP2004309280 |
To provide a capacitive detection type oscillation gyroscope in which the power supply dependent accuracy of a detection signal against the variation in the power supply voltage is improved.A capacitive detection circuit 3 is provided fo...
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JP2004312023 |
To provide a termination feature for a multilayer electronic component.The plated termination in question is guided and fixed by an exposed internal electrode tab that can be selectively extended on a cover layer of the multilayer compon...
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JP3599558 |
To provide the manufacturing method of a variable-capacitance element for high frequency at a low cost that can be readily formed on a ceramic substance, of which capacitance changes greatly at low voltage, and of which the capacitor cha...
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JP3599528 |
To provide a variable capacitance element the capacitance of which can be changed largely under a low voltage by successively providing a lower electrode, a thin dielectric film, and an upper electrode on a substrate, with the thin diele...
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JP2004259993 |
To provide a variable capacitance thin film capacitor with a small capacitance change by a high frequency signal and a large capacitance change by a DC bias, and to provide a high frequency component utilizing the variable capacitance th...
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JP2004241439 |
To provide a variable capacitance thin film capacitor which changes little in capacitance with high-frequency signals, varies much in capacitance with a DC bias, is protected against disconnection, and is restrained from deteriorating it...
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JP2004241440 |
To provide a variable capacitance thin film capacitor which changes little in capacitance with high-frequency signals, varies much in capacitance with a DC bias, and is small in size, and to provide a high-frequency component using the s...
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JP2004235362 |
To provide a method of adjusting the capacity of a varactor with improved waveform distortion and cross-modulation distortion, a method of adjusting the resonance frequency of a resonance circuit, and a method of adjusting the band of a ...
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JP2004235577 |
To provide a voltage-controlled variable capacitative element which can be manufactured without changing existing manufacturing process or adding any new process, and does not enlarge the circuit size nor require higher voltage, and in w...
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JP2004223708 |
To provide a structure including a mesh type metal layer flexibly suspended in the air using CMOS process technology and a process to make such structure.A base sacrifice layer 14, a first metal layer 16, a first sacrifice layer 20, a se...
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JP2004214408 |
To provide a voltage controlled variable capacitor that can be its manufactured without changing the conventional manufacture process, or adding any new process, preventing the circuit from being largely scaled or integrated into a high ...
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JP2004207622 |
To provide a variable-capacity capacitor and a high-frequency component which are excellent in their power resistances, by giving to the capacitor a capacitor forming region whose shape reduces the concentration of the electric field app...
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JP2004207630 |
To provide a variable thin film capacitor and a radio frequency component which are small in the change of capacity caused by a radio frequency signal, are large in the change of the capacity caused by a D.C. bias, maintain its component...
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JP2004186625 |
To provide a method for conditioning capacity which has no use for providing a protective film after conditioning the capacity, and to provide a trimmer capacitor suitable for it.Related to the method for conditioning the capacity of a c...
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JP2004179563 |
To provide a variable capacity thin-film capacitor which can suppress a capacity variation caused by a radio frequency signal, enhance a capacity variation caused by D.C. bias, decrease the number of thin film layers sequentially coated,...
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JP2004172411 |
To provide a variable capacitance element wherein parasitic resistance among variable capacitance elements formed on a silicon IC is reduced.The variable capacitance element is provided with a conductive buried electrode layer 102 of dif...
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JP2004172248 |
To prevent an exfoliation between an internal conductor and a ceramic even when the internal conductor is formed by a thin film forming method and a dielectric layer is thinned.A conductive film is formed on a film by a thin film forming...
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JP2004165596 |
To provide a composition for a thin film capacitive element, having superior leakage property, improved breakdown voltage and superior surface smoothness, in which temperature coefficient of a dielectric thin film, etc. is controlled at ...
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JP2004165588 |
To provide a capacity variable capacitor circuit and a capacity variable thin film capacitor element where capacity change due to a high frequency signal is small, and capacity change due to DC bias is large and high frequency components...
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JP2004128361 |
To provide a charging member which is excellent in adhesiveness between a substrate and a resin layer and whose adhesiveness does not deteriorate even if heat-treated.The charging member comprises a fluororesin layer (1), a heat resistan...
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JP3545923 |
To provide a capacity variable element which can be easily formed on a ceramic substrate at low costs, and which can be made compact in which large capacity change can be obtained with a low voltage, and capacitor characteristics can be ...
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JP3544839 |
To easily form a capacity variable element on a ceramic substrate at low cost by a method, wherein a dielectric film is formed by partially substituting the titanium element of barium titanate of a dielectric thin film with zirconium, ha...
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JP2004119892 |
To provide an easily treated variable capacitor apparatus a variable capacitor element of which can be stably supplied with a bias signal.The variable capacitor apparatus comprises a variable capacitor element C1 wherein a first electrod...
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JP2004074149 |
To provide an electret-improved filter medium manufactured from a fiber, for example, a meltblown superfine fiber.This electret filter medium contains a nonwoven web of thermoplastic, nonconductive microfibers having trapped charge. This...
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JP2004063949 |
To provide a thin-film circuit component with variable capacity for making an electronic component with the integrated thin-film circuit component inexpensively and small in height, by reducing the number of parts concerning the control ...
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JP2004040084 |
To provide a terminal feature for a multilayer electronic component.Electrode tabs 56 are projected from electrode layers 52 and 54 in the same plane as the layers in such a manner that the layers 52 and 54 are aligned in a row state. In...
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JP2004031408 |
To provide new capacitor elements capable of suitably adjusting the voltage dependence of capacitance, thin film lamination devices, and circuits and technology for manufacturing the capacitor elements and the thin film lamination device...
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JP2003332169 |
To provide a layered capacitor in which laminated layers are made flat and, which can largely reduce the size and increase the capacitance when the laminates are used for a capacitor.In a method of manufacturing the layered capacitor, re...
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JP3483285 |
PURPOSE: To provide a long-life SiO2 electret. CONSTITUTION: In the process for production of the electret in SiO2 including a first process of forming an SiO2 layer 10 on a solid substrate 5 by direct deposition in a vapor phase startin...
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JP2003294527 |
To solve the problem that the degree of freedom for wavelength selection of detectable light is low.In this film-shaped photosensor, a transparent optically- transmissible material, an upper layer electrode, a photosensitive dielectric l...
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JP2003282360 |
To configure an electret hard to discharge, even if it is used in an environment having a high humidity.A manufacturing method of the electret includes a process for forming a charged film 2, comprising an SiO2 film on a substrate 1 by a...
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JP2003261319 |
To provide a silicon-containing compound and a baked body thereof, which are stable even in air and from which an all solid storage element having a wide operation temperature range and high reliability can be obtained, and to provide a ...
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JP2003260319 |
To provide an electret filter medium which is high in surface charge density, is therefore high in capture efficiency and enables a biodegradation treatment and a method for manufacturing the same.The electret filter medium having the su...
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JP2003260317 |
To provide an electret filter medium which is high in surface charge density and is high in particle capture efficiency even after exposure to initial and high-temperature atmospheres and enables biodegradation treatment and a method for...
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JP3472087 |
To form a conductive thin film exhibiting a high surface flatness, which can control stress of a ferroelectric thin film, especially a PZT thin film exhibiting a high surface flatness and an enough selfpolarization which is to be formed ...
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JP2003234255 |
To provide a solid electrolytic capacitor utilizing the ionic conduction of an ion conductor.For manufacturing the solid electrolytic capacitor, a metal or a semiconductor which is easily oxidized and whose conductivity decreases by more...
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JP3460683 |
To provide a chip-type electronic component, having a glass coat layer resistant to crackings and a ceramic member whose insulation resistance is hard to degrade, and to provide a method of manufacturing the same. A laminate capacitor ha...
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JP2003209266 |
To provide a method for extremely enhancing an intrinsic permittivity of a dielectric crystal and to provide a method for controlling the permittivity of the dielectric crystal to a desired permittivity, a variable capacity having a smal...
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