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JP5158293B2 |
A resistance-capacitance oscillation circuit comprises an amplifier and a phase shifting circuit. The phase shifting circuit comprises at least three resistance-capacitance circuit elements, each of which comprises a resistance and a cap...
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JP5155161B2 |
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JP5126374B2 |
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JP5126038B2 |
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JP2013004841A |
To provide a variable capacitance device capable of obtaining three or more capacitance values as well as reducing the size of the device and signal loss, and a drive voltage control circuit.A drive capacitance C1 of a variable capacitan...
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JP2013004707A |
To provide a piezoelectric film element and a piezoelectric film device which excel in piezoelectric characteristics and have high reliability.In a piezoelectric film element 10 having at least a lower electrode layer 2 and a piezoelectr...
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JP5093946B2 |
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JP2012243841A |
To provide a small-sized and low-voltage tunable device using a hexagonal-system barium titanate bulk crystal dielectric material with high dielectric constant.The tunable element, changing an electrostatic capacitance by applying a volt...
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JP5085753B2 |
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JP5076026B2 |
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JP5075495B2 |
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JP5071079B2 |
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JP2012216880A |
To provide a capacitative device capable of accurately securing a capacitance value, a variable capacitative device capable of sufficiently securing a capacity variability rate, and a resonance circuit that uses the capacitative devices....
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JP5057572B2 |
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JP5048212B2 |
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JP2012169589A |
To provide a capacitive element capable of accurately securing the value of capacitance, and a variable capacitive element capable of securing an enough capacitance variable rate, as well as a resonance circuit, communication system, wir...
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JPWO2010095553A |
Offer possessing a manufacturing method of electret which temporal stability and heat stability of an electric charge which were kept were high, and was excellent in the electric charge maintenance characteristic, and the electret of an ...
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JPWO2010095553A1 |
Offer possessing a manufacturing method of electret which temporal stability and heat stability of an electric charge which were kept were high, and was excellent in the electric charge maintenance characteristic, and the electret of an ...
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JP2012156386A |
To provide a variable capacitor having a large rate of change in dielectric constant with an electric field application and low dielectric loss in a microwave/millimeter wave band.A variable capacitor is a solid solution having a composi...
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JP5000660B2 |
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JP4996036B2 |
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JP4988742B2 |
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JP2012138514A |
To provide a portable device which is driven sufficiently by a low frequency vibration caused by movement of a human body, can be made lightweight and compact, and exhibits excellent durability while reducing the cost.In the portable dev...
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JP4980539B2 |
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JP2012125894A |
To reduce an amount of outgassing remaining in an electronic device after sealing, in the electronic device, and to provide its manufacturing method.The method for manufacturing the electronic device has the steps of: forming an underlyi...
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JP4961362B2 |
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JP2012120388A |
To provide an electrostatic induction type conversion device having high mechanical-electrical conversion efficiency.The electrostatic induction type conversion device 1, to convert electrical energy and kinetic energy, comprises: a base...
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JP4953877B2 |
The invention relates to reducing the leakage current and insulation breakdown in a dielectric film stepped portion caused by a surface roughness of a dielectric film, and to enhancing insulation of a variable capacitor. A lower electrod...
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JP4940890B2 |
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JP4921325B2 |
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JP4913778B2 |
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JP4915130B2 |
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JP2012069580A |
To provide dielectric ceramic for tunable devices which has large variation of a relative dielectric constant for dc bias electric fields, small temperature dependence of the relative dielectric constant, and small dielectric loss in a w...
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JPWO2010050277A |
The characteristic is provided with the nanomaterials layer which consists of two or more kinds of mutually different nanomaterials, the 1st electric conduction layer electrically connected with at least one copy of a nanomaterials layer...
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JPWO2010050277A1 |
特性が互いに異なる複数種類のナノ材料から
なるナノ材料層と、ナノ材料層の少なくとも
一部と電気的に接続された第１の導電層と、
絶縁膜を介してナノ材料層及び第１の導...
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JP4907266B2 |
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JP2012060030A |
To stably manufacture electrostatic capacitive elements having different capacitance without changing the shape of an electrode and the number of stacking of the electrodes.The electrostatic capacitive element comprises a dielectric laye...
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JP4888418B2 |
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JP4880878B2 |
The present invention is directed to a structure comprised of alternating layers of metal and sacrificial material built up using standard CMOS processing techniques, a process for building such a structure, a process for fabricating dev...
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JPWO2010032759A1 |
Offer possessing the electret which the temporal stability and heat stability of the electric charge which were kept were high, and was excellent in the electric charge maintenance characteristic, and the electret of an electrostatic ind...
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JPWO2010032759A |
Offer possessing the electret which the temporal stability and heat stability of the electric charge which were kept were high, and was excellent in the electric charge maintenance characteristic, and the electret of an electrostatic ind...
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JP2012503872A |
A variable capacitance system including a first electrode, a second electrode, and a layer of elastically deformable dielectric material positioned between the first and the second electrode. An electret forms with the first electrode a ...
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JP4873007B2 |
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JP2012502493A |
A patterned electret structure (21) on a substrate (10) comprises a dielectric structure comprising at least one non-patterned dielectric layer (22), and a charge pattern (14) in the dielectric structure and/or at a surface of a dielectr...
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JP4861790B2 |
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JP2012009929A |
To solve the problem that accuracy is low in a capacity value concerning a conventional variable capacity element.A variable capacity element of the present invention includes: a first capacity element C1 connected between a first power ...
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JP2011249722A |
To provide an electret manufacturing apparatus and an electret manufacturing method capable of manufacturing the homogeneous electrets excellent in maintainability with no deterioration of electrodes.The electret manufacturing apparatus ...
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JP4810661B2 |
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JP4812765B2 |
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JP2011211029A |
To reduce the size of a variable capacitive element using a ferroelectric substance that can attain expansion of a variable region of electrostatic capacity, while at the same time, maintaining a high Q-value.The variable capacitive elem...
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