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WO/2008/118503 |
An embodiment of the present invention provides a device, comprising a multilayered tunable dielectric capacitor, wherein said multilayers of tunable dielectric are adapted to be DC biased to reduce the dielectric constant; and wherein t...
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WO/2008/118502 |
An embodiment of the present invention provides a device, comprising a multilayered tunable dielectric capacitor, wherein said multilayers of tunable dielectric are adapted to be DC biased to reduce the dielectric constant; and wherein t...
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WO/2008/114455 |
A switching capacity generation circuit (12a) for enhancing the operational characteristics of a switch element by reducing the on-resistance and the parasitic capacitance of the switch element. The switching capacity generation circuit ...
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WO/2008/114489 |
Disclosed are an electret having improved surface potential and an electrostatic induction conversion device comprising such an electret. Specifically disclosed is an electret obtained by spin coating a fluorine-containing polymer compos...
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WO/2008/076846 |
Compliant/stretchable electroactive materials which exhibit self-healing/clearing properties are disclosed.
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WO/2008/050271 |
The present invention relates to a ferroelectric varactor (400) that comprises a dielectric-layer stack (408) between electrodes (406, 410). The dielectric- layer stack comprises an alternating layer sequence of at least three dielectric...
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WO/2008/050271 |
The present invention relates to a ferroelectric varactor (400) that comprises a dielectric-layer stack (408) between electrodes (406, 410). The dielectric- layer stack comprises an alternating layer sequence of at least three dielectric...
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WO/2008/049037 |
Particles of active electrode material are made by blending or mixing a mixture of activated carbon, optional conductive carbon, and binder. In selected implementations, the activated carbon particles have between about 70 and 98 percent...
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WO/2008/041565 |
Provided is a small and low height capacitor device having reduced deterioration of characteristics such as a leak current characteristic. The capacitor device is provided with a supporting substrate (1); at least one capacitor element (...
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WO/2008/039176 |
A system (Fig.2) is disclosed for converting energy from the electromagnetic quantum vacuum available at any point in the universe to usable energy in the form of heat, electricity, mechanical energy or other forms of power. Mode suppres...
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WO/2008/034940 |
A fabrication method for parallel-plate structures and a parallel-plate structure arrangement, wherein the structures have a middle layer (102), grown on a substrate and disposed between top and bottom electrode layers (101, 103), wherei...
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WO/2008/026708 |
A leak current and an electrostatic breakdown generated at a dielectric film step portion due to surface roughness of a dielectric film are suppressed, and insulation of a variable capacitance capacitor is improved. A lower electrode lay...
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WO/2008/008403 |
A tire pressure monitoring system is provided that includes a switched capacitor circuit having a clock with two non-overlapping clock phases that control a state of analog switches of the switched capacitor circuit. The system uses tire...
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WO/2008/001914 |
Provided is a variable capacitance capacitor array which has excellent capacitance value controllability and has variable and high tunability. The variable capacitance capacitor array is provided with a first variable capacitance capacit...
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WO/2007/145259 |
It is possible to provide a variable capacitance circuit of a small size capable of reducing distortion and current consumption and satisfying the power resistance at a low cost. The variable capacitance circuit includes: a first variabl...
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WO/2007/115963 |
Disclosed are electret compositions with outstanding thermal and charge stability. The electret compositions comprise a melt blend of a thermoplastic polymer and at least one hindered hydroxylamine ester compounds that comprise at least ...
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WO/2007/116471 |
This invention provides a capacitative element that comprises a dielectric layer provided between a first electrode layer and a second electrode layer and enables the capacitance to be changed by an externally applied voltage. The dielec...
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WO/2007/106642 |
A method for forming embedded capacitors on a printed circuit board is disclosed. The capacitor is formed on the printed circuit board by a depositing a first dielectric layer over one or more electrodes situated on the PCB. Another elec...
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WO/2007/098341 |
An energy collection system may collect and use the energy generated by an electric field. Collection fibers are suspended from a support wire system supported by poles. The support wire system is electrically connected to a load by a co...
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WO/2007/098341 |
An energy collection system may collect and use the energy generated by an electric field. Collection fibers are suspended from a support wire system supported by poles. The support wire system is electrically connected to a load by a co...
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WO/2007/031061 |
The invention relates to a capacitor provided with a multilayer structure applied to a ceramic or crystal substrate (S) which comprises at least one lower electrode (E1), a top electrode (E2) and an adjustable dielectric (D) which is pla...
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WO/2006/132193 |
A novel electret-turning technology for a silicon microphone capable of easily turning the dielectric film of a condenser microphone formed by micro-processing a silicon substrate into electret, and accommodating variations in microphone...
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WO/2006/110313 |
A varactor (10) includes a container (18) forming a liquid chamber (20), a first electrode (14) mounted adjacent the chamber (20), and a second electrode (16) mounted adjacent the chamber (20). The chamber (20) may be sized and configure...
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WO/2006/091463 |
A method for making multilayer constructions as printed circuit board for forming capacitors and resistors by attaching a first thermosetting polymer layer (4) directly onto a surface of a first electrical conductive layer 2. Next, a sec...
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WO/2006/082930 |
[PROBLEMS] To provide a heat detector wherein thermal responsiveness of a heat detecting section of a ceramic element and the like is improved. [MEANS FOR SOLVING PROBLEMS] A heat detector (1) is configured by storing a ceramic element (...
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WO/2006/066261 |
Methods (100) are provided for fabricating a ferroelectric capacitor structure including methods (128) for etching and cleaning patterned ferroelectric capacitor structures in a semiconductor device. The methods comprise etching (142) po...
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WO/2006/062387 |
The invention relates to an apparatus which used for the automatic attenuation of the light from electronic and magnetic ballasts used for high intensity discharge or fluorescent lamps. According to the invention, a limiting current from...
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WO/2006/031784 |
A method and device bracket are presented for reconfigurable radiation desensitivity. The method includes: accepting a radiated wave from a source such as a transmitter, antenna, microprocessor, electrical component, integrated circuit, ...
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WO/2005/109458 |
A method of forming an LTCC structure having at least one open cavity on each of first and second opposing sides is disclosed that includes the steps of forming a first LTCC structure including a first side having a plurality of cavities...
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WO/2005/109458 |
A method of forming an LTCC structure having at least one open cavity on each of first and second opposing sides is disclosed that includes the steps of forming a first LTCC structure including a first side having a plurality of cavities...
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WO/2005/106904 |
The invention relates to a capacitor with changeable dielectric properties, and a device for electric pulse modulation comprising such a capacitor, for instance an HPM source (High-Power Microwave, high-power microwave radiation). The in...
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WO/2005/078861 |
An inverted-F ferroelectric antenna is provided. The antenna comprises a counterpoise, or groundplane, and a radiator structure having a first end and a second end. A capacitor, formed from a ferroelectric dielectric is interposed betwee...
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WO/2005/053083 |
The present invention is directed toward a tunable dielectric device comprising: a substrate and an endohedral fullerene encapsulating trimetallic nitride template compound disposed on the substrate. The endohedral fullerene encapsulatin...
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WO/2005/053005 |
A method for contacting patterned electrode devices includes the steps of providing a porous substrate, depositing electrically conductive material to form at least one electrode on a front-side of the porous substrate and depositing at ...
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WO/2005/050680 |
A silicon nitride film (103) and another silicon nitride film (106) are so formed as to cover a charged silicon oxide film (105) which is to be an electret.
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WO/2005/043555 |
A multilayer positive-characteristic thermistor having a low resistance reliably achieved by reducing the thickness of a ceramic layer of a BaTiO3 semiconductor ceramic. The resistance value can be approximate to that calculated from the...
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WO/2005/020257 |
The invention relates to an organic capacitor having a voltage-controlled variable capacitance. The inventive capacitor comprises at least one first electrode, a second electrode and an insulation layer located therebetween. The inventiv...
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WO/2005/005320 |
The present invention relates to a ferroelectric ceramic compound having the composition of the following formula: s[L]-x[P]y[M]z[N]p[T], a ferroelectric ceramic single crystal, and preparation processes thereof. The ferroelectric cerami...
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WO/2004/093145 |
This invention provides a method of fabricating a tunable dielectric slurry, comprising, depositing a thick film tunable dielectric onto a substrate, subjecting the thick film to UV radiation exposure after it is coated onto the substrat...
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WO/2004/038848 |
A device for varying the capacitance of an electronic circuit is disclosed. The device comprises a flexible membrane located above the electronic circuit, a metal layerconnected to the flexible membrane, and bias circuitry located above ...
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WO/2004/038743 |
A process for producing a laminated ceramic capacitor, comprising the steps of alternately stacking ceramic green sheets, the ceramic green sheets containing a ceramic raw material consisting of barium titanate, and internal electrodes t...
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WO/2004/020211 |
A stencil comprises an electret film, wherein the film has at least one perforation having a perimeter that defines an area, and wherein the area is greater than or equal to one square centimeter. Methods of marking a substrate using ste...
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WO/2004/020073 |
A method for adhering a film to a substrate comprises providing an electret film having first and second opposed major surfaces, the electret film comprising a poly(ethylene-co-(meth)acrylic acid) ionomer; providing a substrate; and elec...
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WO/2003/102983 |
The present invention relates to an electret transducer, which has surface layers (3) made of conducing material, between which layers there is electret material (1) and which surface layers include connecting elements (4) for connecting...
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WO/2003/088358 |
Tunable capacitors (10, 20, 30, 40) have a dielectric material (16, 26, 36, 42) between electrodes, which dielectric material comprises an insulating material (17, 27, 37, 42) and electrically conductive material, (18, 28, 38, 48) e.g., ...
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WO/2003/038996 |
A capacitive element includes two or more voltage-variable capacitors (varactors) ( C ). The varactors are configured so that they are coupled in series with respect to an applied AC signal (110A-110B) and are coupled in parallel with re...
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WO/2003/036669 |
Capacitors (10,20,40,50,70,80) having a fluid dielectric material that is transported or undergoes a phase change are disclosed. The dielectric medium change results in a change in the total dielectric constant of the material between th...
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WO/2003/034452 |
A variable capacitance capacitor device being fabricated by micro electromechanical system technology, comprising an insulating substrate (2) having one side (2a) on which at least two capacitor electrodes (3, 4) are formed while being i...
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WO/2003/023796 |
A method of making an electret that includes contacting a porous substrate that includes polymer with a composition that includes solvent capable of swelling the polymer, removing the solvent from the substrate, and contacting the substr...
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WO/2003/005385 |
Capacitor material for use in forming capacitors, is disclosed. More specifically, the invention is directed to capacitors formed from this material that have one or more discrete electrodes (314), each electrode (314) being exposed to a...
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