Abstract: A capacitive block includes at least one capacitive element, a first electrical conductor that includes at least one electrically conductive plate abutting a first end of the at least one capacitive element so as to be electrically connected to the at least one capacitive element, and a first frame made of electrically insulating material coming into register with a peripheral edge of the at least one electrically conductive plate so as to electrically insulate the at least one electrically conductive plate from an environment of the capacitive block.

Abstract: A capacitive voltage sensor assembly includes a first electrode extending along a longitudinal axis, the first electrode including a first end and a second end opposite the first end, a second electrode surrounding the second end of the first electrode, the second electrode including a tubular portion having a first end and a second end opposite the first end, and a base portion coupled to the first end of the tubular portion, and a mass of dielectric insulating material at least partially encapsulating the first electrode and the second electrode. The tubular portion includes a plurality of cantilevered tabs interconnected at the first end of the second electrode. Each tab of the plurality of cantilevered tabs is circumferentially separated from an adjacent tab of the plurality of cantilevered tabs to define a gap therebetween at the second end of the second electrode.

Abstract: This embodiment provides an energy storage apparatus that includes: a plurality of energy storage devices, each having an external terminal; and a bus bar configured to conductively connect the external terminals to each other between different ones of the plurality of energy storage devices. The bus bar includes a pair of connecting portions, each placed on the external terminal. Each of the pair of connecting portions includes a plurality of curved welded portions, each formed in a curved shape that convexly curves inward in a first direction where the pair of connecting portions are aligned. The plurality of curved welded portions are formed to be aligned in the first direction.

Abstract: A multilayer substrate includes a stacked body, coil conductor patterns, and a connection conductor pattern. The stacked body includes insulating layers. A first coil conductor pattern is provided on the front surface of an insulating layer and has a wound shape including outer and inner end portions. A second coil conductor pattern is provided on the front surface of the insulating layer and includes an end portion. The connection conductor pattern is provided in the stacked body, and connects the coil conductor patterns. The outer end portion is connected to a terminal conductor on a back surface of the stacked body. The end portion of the second coil conductor pattern is connected to the terminal conductor on the back surface of the stacked body. The first coil conductor pattern extends parallel or substantially parallel to the second coil conductor pattern along an outer periphery of the second coil conductor pattern.

Abstract: An electronic component includes a substrate including electrode pads disposed on an upper surface; and a plurality of multilayer capacitors mounted on the substrate and including external electrodes connected to the electrode pads. At least one multilayer capacitor among the plurality of multilayer capacitors is a multilayer capacitor of a horizontally stacked structure.

Abstract: A high density energy storage system including a giant-colossal dielectric thin film material electrically insulating between two electrodes configured to have increased overlapping surface area.

Abstract: An electrical power delivery system includes a conductive plane, multiple electrical energy storage devices, and a support structure. The electrical energy storage devices are mounted to and electrically connected to the conductive plane. The electrical energy storage devices project from a common side of the conductive plane. The support structure is spaced apart from the conductive plane. The support structure engages and at least partially surrounds each of the electrical energy storage devices such that the support structure mechanically supports each of the electrical energy storage devices along at least two support directions that are orthogonal to each other.

Abstract: A supercapacitor apparatus within a sealed housing to provide a high-voltage EDLC energy storage unit includes cells stacked on one another, with each cell having a set of supercapacitors that are interconnected within the apparatus in a parallel-series configuration to provide an internally balanced energy storage unit that is capable of stand-off voltages of 10 volts or higher. The energy storage unit does not require balancing resistors or more complicated external balancing circuitry. The electrodes of the supercapacitors are comprised of carbon nanotubes and graphene nanoplatelets.

Abstract: A construction system regarding a capacitive voltage sensor, comprises a source electrode (110/210/310/410), a tubular body (120/220/320/420), and a mass of dielectric insulating material (140/240/340/440).

Abstract: The invention relates to an electronic filter (100), intended to filter the supply power for electrical equipment, notably placed inside a motor vehicle, comprising: a busbar (10) intended to exchange electrical energy between an electrical power supply source and an electric machine, the busbar (10) comprising: at least one leadframe (12, 14) intended to transmit an electrical current between an electrical network and the electric machine, the at least one leadframe (12, 14) being partly overmolded with electrically insulating material, and an inductor (18) electrically connected to the at least one leadframe (12, 14), characterized in that the electronic filter (100) comprises: an electronic board (30) comprising at least one capacitor (32a-32h), the at least one capacitor (32a-32h) of the electronic board (30) being electrically connected to a connection terminal (24, 26) of the at least one leadframe (14, 12) of the busbar (10).

Abstract: A capacitor module, in particular for use in an inverter of an electrical or a hybrid vehicle, said capacitor module comprising a housing, at least one capacitor element mounted in said housing and at least one busbar at least partially mounted into said housing and being electrically connected to said capacitor element, the housing comprising a bottom wall, a side wall and an upper wall, wherein said upper wall comprises a peripheral portion made of a sealing material and an central portion made of a thermal dissipation material, the thermal conductivity of the thermal dissipation material being bigger than the thermal conductivity of the sealing material.

Abstract: A capacitor circuit (capacitor device 20, 30, 34, 50) in which a plurality of capacitors (41 to 45) are connected to each other is included, one or two or more capacitors (overvoltage short-circuiting capacitors 40, 40a, 40b, 40c, 40d) in the capacitor circuit have a dielectric breakdown voltage made lower than that of another capacitor, and the one or two or more capacitors having the lower dielectric breakdown voltage are subjected to dielectric breakdown due to application of an overvoltage earlier than the other capacitor so that the capacitor circuit is short-circuited. As a result, the safety of the capacitor device and a device connected thereto can be enhanced.

Abstract: An electronic unit includes an electrolytic capacitor, a covering resin layer, and electronic components. The electrolytic capacitor is on an upper surface of an insulating substrate. The covering resin layer covers the upper surface of the insulating substrate and the electronic components. Part of the covering resin layer serves as an electrolytic capacitor covering portion. The electrolytic capacitor covering portion includes an outer peripheral covering portion that covers an outer peripheral surface of the electrolytic capacitor and a top covering portion that covers a top portion of the electrolytic capacitor. A thin wall groove is formed in the top covering portion. The outer peripheral covering portion extends upward beyond the top covering portion by a height h. The top covering portion easily breaks at the thin wall groove so that an explosion-proof valve easily operates. A region corresponding to the height h creates an operating space of the explosion-proof valve.

Abstract: An electricity storage unit includes: an electricity storage device; a circuit portion on which an electronic component is mounted; a heat dissipation member that dissipates heat from the circuit portion; and a holding member that holds the electricity storage device in a state where the electricity storage device, the circuit portion, and the heat dissipation member are stacked, wherein the holding member is provided with a supporting portion that supports the electricity storage device and abuts against the heat dissipation member.

Abstract: A printed circuit board (1) comprises a conductive outer layer (2) and at least one conductive inner layer (4, 14). At least one bus bar (7, 8) for conducting high current and at least one power semiconductor (12) for controlling and/or activating the high current are disposed on a side of the outer layer (2) facing away from the at least one inner layer (4, 14). The printed circuit board (1) allows for a high level of component density while simultaneously providing for effective heat dissipation. Furthermore, the printed circuit board (1) can be produced economically and flexibly.

Abstract: A filter for electromagnetic noise comprising: a printed circuit board (5) having conductor tracks, having a first side and having a second side opposite the first side; a first busbar (1), which is secured on the first side of the printed circuit board (5) and is electrically connected to at least one of the conductor tracks; and a second busbar (2), which is secured on the second side of the printed circuit board (5) and is electrically connected to at least one of the conductor tracks. The printed circuit board (5) is arranged between the first busbar (1) and the second busbar (2) for the insulation thereof.

Abstract: The present disclosure relates to a battery module having a housing with a first cover and a second cover. The battery module includes a plurality of lithium-ion (Li-ion) electrochemical cells disposed in the housing adjacent to the second cover. The battery module also includes a reinforcement column disposed within the housing that extends along a direction from the second cover to the first cover. The reinforcement column is positioned against the first cover and is coupled to a feature between the first and second covers, and the reinforcement column is configured to enhance a load bearing capacity of the battery module.

Abstract: An electrical power conditioning device for transmitting energy between a source and a load includes an inner conductor that extends within a grounded outer conductor. A low-pass filter extends between the inner and outer conductors and is designed to attenuate high frequency energy transmitted by the inner conductor. The low-pass filter includes at least one capacitor array which comprises multiple capacitor sectors mounted on a common a printed circuit board in a radial arrangement, each sector including a T-shaped configuration of ceramic capacitors to provide operational redundancy. Additionally, a voltage suppressor extends between the inner and outer conductor and suppresses transient voltages transmitted by the inner conductor. The suppressor includes a pair of printed circuit boards between which a plurality of diodes extend in a circular array around the inner conductor, the printed circuit boards electrically connecting the diodes in series to allow for higher overall pulse current capabilities.

Abstract: An electric circuit device including a first high voltage serial connection circuit 2a and a second high voltage serial connection circuit 3a, those are provided on a board and connected to an end of high electric potential of a power source for automobile use; and a first low voltage serial connection circuit 2b and a second low voltage serial connection circuit 3b, those are provided on the board and connected to an end of low electric potential of the power source for automobile use, wherein the first high voltage serial connection circuit 2a and the second high voltage serial connection circuit 3a are respectively disposed on both surfaces of the board opposite to each other, and the first low voltage serial connection circuit 2b and the second low voltage serial connection circuit 3b are respectively disposed on the both surfaces of the board opposite to each other.

Abstract: A method of assembling a capacitor assembly is provided. The method comprises positioning a plurality of capacitors in respective sockets formed within a non-conductive matrix and electrically coupling the capacitors to a positive terminal plate and to a negative terminal plate.

Abstract: Apparatus for electrically connecting an electrical component to first and second busbars of different potential to one another during operation includes an insulation arranged between the first and second busbars and having first and second openings. The first busbar has a first busbar opening, intended as a first electrical connection, and a second busbar opening. The second busbar has a third busbar opening, intended as a second electrical connection, and a fourth busbar opening. The first opening of the insulation, the first busbar opening and the fourth busbar opening overlap, and the second opening of the insulation, the third busbar openings and the second busbar openings overlap. The insulation has a first boundary which demarcates the first insulation opening and projects into the fourth busbar opening of the second busbar, and a second boundary which demarcates the second opening and projects into the second busbar opening of the first busbar.

Abstract: An electronic device includes a case, a device element housed in the case, and a filling resin with which the case is filled so as to embed the device element in the filling resin. The device element includes a fixing portion that fixes the device element to the case. The case has a support portion that supports the fixing portion, the support portion having an upper surface which faces a lower surface of the fixing portion. The fixing portion and the support portion are in contact with each other at two contact portions A non-contact region where the fixing portion and the support portion are not in contact with each other is provided between the lower surface and the upper surface. At least a part of lower surface is inclined with respect to a bottom surface of the case. The non-contact region is embedded in the filling resin.

Abstract: A battery pack (50) comprising at least one battery module (10) with a plurality of battery cells (2) which are held together by at least one holding element (31, 32). The at least one battery module (10) is arranged in a housing (70), wherein the at least one holding element (31, 32) is attached to the housing (70) by fixing elements (41, 42, 43, 44).

Abstract: A display device includes a through portion passing through a display layer. The display includes a plurality of scan lines above the substrate and extending in a first direction, a plurality of data lines extending in a second direction, and a plurality of pixels connected to the scan lines and data lines. The data lines include a first data line and a second data line disconnected by the through portion, and a third data line spaced apart from the through portion along the first direction. The first data line is electrically connected with the third data line.

Abstract: Capacitor devices with electrodes that are geometrically arranged to reduce parasitic capacitances are described. The capacitors may be multilayer ceramic capacitor (MLCC) structures in which certain electrodes may have a clearance from a capacitor structure wall, such as top wall. In circuits and devices where that particular capacitor wall may be placed near a shielding structure, the clearance may reduce unintended parasitic capacitances between the shield structure and the electrodes. As a result, the shield structures may be placed closer to the electronic components, which may allow circuit boards and electronic devices with a lower profile.

Abstract: A capacitor assembly includes a capacitor having ends. A terminal covers less than an area of one end. A wire bond has opposing ends with one end being coupled to the terminal and is configured to break connection with a circuit when an electrical current through the wire bond reaches a fusing current. An energy storage module includes at least two capacitor assemblies. The wire bond of one capacitor is electrically connected to the second terminal of an adjacent capacitor. An energy storage assembly includes two energy storage modules stacked one on top of the other. A pulse forming network includes conductors and at least two energy storage modules. A method of making a module includes charging each of the capacitors, removing each capacitor that fails, connecting one end of a wire bond to one terminal and connecting the other end to an adjacent capacitor or to a conductor.

Abstract: The present disclosure provides a film capacitor, including: a plurality of capacitor cores, including: a first group of capacitor cores connected in parallel, having first and second end surfaces; and a second group of capacitor cores connected in parallel, connected with the first group of capacitor cores in series, having a third end surface opposite to the first end surface of the first group of capacitor cores and a fourth end surface; a positive electrode busbar, connected to the first end surface; a negative electrode busbar, connected to the third end surface; an intermediate busbar, connected to the second end surface and the fourth end surface respectively; a first connection sheet connected to the positive electrode busbar; a second connection sheet connected to the negative electrode busbar; and a third connection sheet connected to the intermediate busbar.

Abstract: A capacitor assembly that comprises a housing, a capacitor element that is hermetically sealed within the housing, and a thermally conductive material that at least partially encapsulates the capacitor element is provided. The capacitor element includes a sintered anode body, a dielectric overlying the anode body, and a solid electrolyte overlying the dielectric. The thermally conductive material has a thermal conductivity of about 1 W/m-K or more as determined in accordance with ISO 22007-2:2014.

Abstract: A method of assembling a capacitor assembly comprises positioning a plurality of capacitors in respective sockets formed in a non-conductive matrix by vibrating the plurality of capacitors and disposing the array of capacitors and the non-conductive matrix between a positive terminal plate and a negative terminal plate. The capacitors are electrically coupled with the positive terminal plate and the negative terminal plate and mechanically secured between the positive terminal plate and the negative terminal plate. The array of capacitors includes a void cooperating with a first opening in the positive plate and a second opening in the negative plate to form a passage. The void includes a location where at least one capacitor is omitted from the array.

Abstract: There is provided a multilayer ceramic electronic component including: a multilayer ceramic capacitor (MLCC) including first and second external electrodes disposed to be spaced apart from one another on a mounting surface thereof; and first and second terminal electrodes including upper horizontal portions disposed on lower surfaces of the first and second external electrodes, lower horizontal portions disposed to be spaced apart from the upper horizontal portions downwardly, and curved vertical portions connecting one ends of the upper horizontal portions and one ends of the lower horizontal portions, having “?” and “?” shapes, and disposed on the mounting surface of the MLCC in a facing manner.

Abstract: A LCD and a method of driving the LCD are provided. The LCD includes first and second gate lines extending in a first direction, a data line insulated from the first gate line and crossing the first gate line, a pixel electrode including first and second sub-pixel electrodes, the pixel electrode being disposed in a pixel having a long side in the first direction, a first thin film transistor (TFT) connected to the first gate line, the data line, and the first sub-pixel electrode, a second TFT connected to the first gate line, the data line, and the second sub-pixel electrode, and a third TFT connected to the second gate line, the second sub-pixel electrode, and a charge-sharing capacitor, the charge-sharing capacitor sharing a data voltage applied to the second sub-pixel electrode.

Abstract: A multilayer ceramic capacitor may include: a ceramic body including dielectric layers; first and second internal electrodes disposed in the ceramic body; and first and second external electrodes formed to end surfaces of the ceramic body. The ceramic body may includes an active layer, a capacitance formation portion, and a cover layer, a non-capacitance formation portion, the cover layer includes a plurality of dummy electrode layers. When the number of the first and second internal electrodes is defined as AL, a thickness of each of the first and second internal electrodes is defined as AT, a thickness of each of the dummy electrode layers is defined as DT, and the number of the dummy electrode layers is defined as DL, DL is equal to {(T×x)?(AL×AT)}/DT, x being 9.0% or more.

Abstract: An improved capacitor packaging solution is presented that incorporates both thermal and electrical considerations. A package can include capacitor elements electrically coupled to a bus bar, and a thermally enhanced isolation layer between the bus bar and a case. The isolation layer can be provided adjacent a case base and sidewall portions. The bus bar can be disposed adjacent the isolation layer and be configured to extend along the package side and along the package length below the capacitor elements to provide an extended path for heat dissipation from the bus bar prior to its contact with capacitor elements. The enhanced isolation layer is configured to conduct heat away from the bus bar to the case to avoid the hotspot temperature of the capacitor. Reduced capacitor temperature allows use of smaller, cheaper capacitors, reducing inverter costs without compromising performance.

Abstract: Three-phase capacitor formed by two cylinders where each of the cylinders comprises an outer part which corresponds to a capacitor (1) and (2) while the inner part of each cylinder corresponds to a capacitor (3) and (3?) and which are connected in delta with phases (A), (B) and (C), where each capacitor is separated from the adjacent of each cylinder by means of an insulating material which allows the movement of the inner part with respect to the outer one of each cylinder in case of overpressure, which causes the breakage of the connections made in a particular manner, the breakage of the conductive coating layer (7) which connects armatures (3.1) and (1.2); the breakage of the conductive coating layer (8) which connected armatures (2.2) and (3?.2), the breakage of the connection of connection cable (6) with phase (C), serving as an effective means of protection against internal overpressures.

Abstract: A radio communication apparatus (100) includes an antenna device (40) that faces at least a part of a conductor plate of a conductor surface (second casing) or a conductor layer of an interconnect substrate (30); and a plurality of conductor components (36) that are located between the antenna device (40) and the conductor surface and are arranged in a repetitive manner so as to intersect in a surface-normal direction of the conductor surface. The radio communication apparatus is, for example, a slide opening and closing type cellular phone and includes a first casing (10), a second casing (20), and a flexible interconnect substrate (30). The first casing (10) and the second casing (20) are slid relatively so that the radio communication apparatus (100) is switched between first and second states. In the first state, the interconnect substrate (30) is folded. The interconnect substrate (30) is extended further in the second state than in the first state.

Abstract: In one embodiment, an input capacitor balancing circuit for a power supply is provided. The circuit includes an input capacitance operable to filter input power for the power supply. The input capacitance has a first capacitor and a second capacitor coupled in series between an input voltage and a first node. A voltage divider circuit is coupled to the input voltage and operable to generate a divided voltage therefrom. A buffer circuit is operable to receive the divided voltage and, if the first capacitor and the second capacitor are not balanced, to provide current to the input capacitance to balance the first capacitor and the second capacitor.

Abstract: The invention relates to a module comprising at least two electrical energy storage assemblies (20), each storage assembly (20) comprising a first face topped by a cover (30) electrically connected to said energy storage assembly (20) and a second face opposite the first face, each cover being in contact with a respective end of a strip (40) in order to electrically connect the two storage assemblies (20), in which the strip (40) and the faces of the covers (30) in contact with the strip (40) are flat, the strip (40) being welded to the faces of the covers (30) along weld leads (50, 50?).

Abstract: A power conversion apparatus includes a switching circuit including semiconductor switches, and a main circuit capacitor connected between a DC power source and the switching circuit. The main circuit capacitor includes a capacitor element, first wiring members that connect the DC power source to the switching circuit, and second wiring members that connect the capacitor element to the switching circuit. The capacitor element, the first wiring members, and the second wiring members are received in a case.

Abstract: A welding system component includes a circuit board for the welding system component. An interface has a main riser portion with a fastener passageway formed therethrough. The interface has an extension portion with a terminal passageway formed therethrough. The extension portion is electrically connected to the circuit board with a terminal disposed in the terminal passageway. The extension portion is spaced away from a surface of the circuit board. A capacitor is electrically connected to the main riser portion with a fastener disposed in the fastener passageway.

Abstract: An apparatus for supplying power to a motor vehicle, in particular a passenger vehicle or motorcycle, has a plurality of electrochemical storage cells. At least one of the electrodes respectively situated in the storage cells is made of metal or is provided with a metal layer essentially over its entire surface. The metal electrode or the metal layer, in particular a metal foil, is connected in an electrically conductive manner via a connecting element to a terminal provided outside the storage cell. To provide a reliable apparatus for supplying power, in particular for the intermittent electric motor drive of a motor vehicle, a thermally conductive cooling plate, which is in thermal contact with essentially each of the terminals of the storage cells, is provided. The cooling plate dissipates the thermal energy which is supplied by the metal electrodes or the metal layers on the electrodes to the terminal via the connecting element.

Abstract: A method of forming a stacked electronic component, and an electronic component formed by the method wherein the method includes: providing a multiplicity of electronic components wherein each electronic component comprises a first external termination and a second external termination; providing a first lead frame plate and a second lead frame plate wherein the first lead frame plate and the second lead frame plate comprises barbs and leads; providing a molded case comprising a cavity and a bottom; and forming a sandwich of electronic components in an array between the first lead frame plate and the second lead frame plate with the barbs protruding towards the electronic components and the leads extending through the bottom.

Abstract: A hard start capacitor replacement unit has a plurality of capacitors in a container sized to fit in existing hard start capacitor space. The capacitors are 4 metallized film capacitors wound in a single cylindrical capacitive element. The container has a common terminal and capacitors value terminals for the plurality of capacitors, which may be connected singly or in combination to provide a selected capacitance. An electronic or other relay connects the selected capacitance in parallel with a motor run capacitor. The hard start capacitor replacement unit is thereby adapted to replace a wide variety of hard start capacitors.

Abstract: A capacitor forming unit according to one embodiment includes a dielectric plate with a plurality of through holes; a first conductor film formed on an upper surface of the dielectric plate; a first insulator film formed on the front end portion of the upper surface of the dielectric plate; a second conductor film formed on a lower surface of the dielectric plate; a second insulator film formed on the rear end portion of the lower surface of the dielectric plate; first electrode rods disposed in some of the through holes; and second electrode rods disposed in the remaining through holes where the first electrode rods are not disposed. The first electrodes are electrically connected to the first conductor film and electrically insulated from the second conductor film. The second electrode rods are electrically connected to the second conductor film and are electrically insulated from the first conductor film.

Abstract: A capacitor (20A-E) formed as a roll of inner and outer electrode strips (21, 23) alternating with inner and outer dielectric strips (22, 24). Each of the dielectric strips (22, 24) is shorter than an inwardly adjacent one of the electrode strips (21, 23) at a radially outer end thereof (21 E, 23E). This exposes the radially outer end of each electrode strip on respectively different portions of an outer side surface (26, 28) of the capacitor. The exposed ends of the electrode strips may be arranged on opposite sides of the capacitor, such that stacking the capacitors interconnects them either in parallel, in series, or in combinations thereof in different embodiments.

Abstract: This capacitor has: a single capacitor block provided with a plurality of capacitor elements electrically connected in parallel, each of said capacitor elements having a terminal part on each end; a first electrode plate that electrically connects the first terminal parts of the capacitor elements; a second electrode plate that electrically connects the second terminal parts of the capacitor elements and continues on to the side where the first terminal parts are; and at least one bypass electrode plate that electrically bypasses the second electrode plate.

Abstract: A low-inductance capacitor assembly (12) is provided. The capacitor assembly (12) includes a positive terminal plate (16), a negative terminal plate (18) and an array (20) of capacitors (22) disposed between and electrically coupled to the positive terminal plate (16) and the negative terminal plate (18). A passage (30) extends through the positive terminal plate (16), the negative terminal plate (18) and through a void (35) formed within the array (20) of capacitors (22). The passage (30) may allow routing of a conductor (14) through the capacitor assembly (12).

Abstract: A capacitor assembly with a substrate having a first face and a second face. A multiplicity of capacitors are mounted on the first face wherein each capacitor has a first lead and a second lead of opposite polarity to the first lead. A bridge is in electrical contact with multiple first leads. A tree is in electrical contact with the bridge wherein the tree passes through a via of the substrate and is in electrical contact with a first trace of the second face. A second trace is on the second face wherein the second lead is in electrical contact with the second trace.

Abstract: Methods and apparatus for storing information or energy. An array of nano vacuum tubes is evacuated to a pressure below 10?6 Torr, where each nano vacuum tube has an anodic electrode, a cathodic electrode spaced apart from the anodic electrode, and an intervening evacuated region. An excess of electrons is stored on the cathodic electrode.

Abstract: A device for generating electrical energy from the heat dissipated by a heat source, comprising: a capacitor comprising two electrodes between which a ferroelectric material is present, said capacitor being arranged so as to be positioned to capture all or part of the heat dissipated by said heat source; a capacitive element a first electrode of which is connected to a first electrode of said capacitor; a recovery circuit interposed between the second electrode of said capacitor and the second electrode of the capacitive element, and able to have the current flowing between said second electrodes pass through it. a mechanism adapted to move the capacitor with respect to the heat source, said mechanism having at least one arm able to move between two positions, the capacitor being closer to the heat source in one of the two positions.

Abstract: A multi-layered capacitor includes three or more capacitor layers. A first layer includes a first DC-biased, tunable capacitor. A second layer, acoustically coupled to the first layer, includes a second DC-biased, tunable capacitor. A third layer, acoustically coupled to the second layer, includes a third DC-biased, tunable capacitor. Each dielectric of the first, second, and third capacitors has a resonance of about the same frequency, within 5%, and inner electrodes of the first, second, and third capacitors have a resonance of about the same frequency, within 5%. The resonance of each layer is a function of at least thickness, density, and material. The first, second, and third layers are biased to generate destructive acoustic interference, and the multi-layer capacitor is operable at frequencies greater than 0.1 GHz.