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| Number | Title | Issue Date |
| 8116044 | Supercapacitor leak detection and management Some embodiments of the present invention provide a system that facilitates the operation of a supercapacitor. During operation, the system measures an electrical parameter of the supercapacitor using a set of conductor rings surrounding a capacitor seal of the supe... | 02/14/2012 |
| 8040642 | Smart capacitor A smart capacitor includes a main capacitor having at least one intelligence mechanism selected from a prognostics mechanism and a high speed protection mechanism integrated within the main capacitor. The at least one intelligence mechanism and the main capacitor ar... | 10/18/2011 |
| 7436618 | Circuit and method for protecting emergency head-retract capacitor in a hard disk drive A protection circuit for a capacitor comprises a voltage pump that selectively charges the capacitor. A current source selectively charges the capacitor. A controller compares a charging voltage to a threshold charging voltage and selects at least one of the voltage... | 10/14/2008 |
| 7383133 | Diffuse seismic imaging systems and methods Systems and methods are disclosed to construct subsurface images from diffuse seismic energy. Various disclosed system embodiments include multiple seismic sensors that each convert received seismic energy into one or more seismic signals. One or more processor comb... | 06/03/2008 |
| 7365451 | Power converter A power converter that can continue to operate after suffering a partial failure. The power converter includes multiple array transformers; normally-on switches connected respectively in series with the ends of each of the primary windings of the array transformers;... | 04/29/2008 |
| 7365959 | Multi value capacitor A multi value capacitor is constructed in a single can having a core with three capacitor elements. The capacitor elements are chosen to provide a selectable range of discrete capacitance values when connected in various combinations. The capacitor elements are each... | 04/29/2008 |
| 7355867 | Power supply for an electric meter having a high-voltage regulator that limits the voltage applied to certain components below the normal operating input voltage Disclosed is an invention relating to a power supply for use in an apparatus for measuring electrical energy, comprising, in one embodiment, a first switching device, a device for storing electrical charge in electrical connection with the first switching device, a ... | 04/08/2008 |
| 7352343 | Energy recovering apparatus and method for plasma display panel An energy recovering apparatus and method for a plasma display panel wherein a charge time of the plasma display panel can be shortened with the aid of a compulsory resonance to thereby improve a discharge characteristic. In the apparatus, a first path charges an in... | 04/01/2008 |
| 7338855 | Method for fabricating semiconductor device A method for fabricating a semiconductor device is provided, wherein a large MIM capacitor including an uneven surface if formed to increase capacitance. The method includes forming a polysilicon layer on a lower metal layer by plasma-enhanced chemical vapor deposit... | 03/04/2008 |
| 7333316 | AC power line protection using thyristors A transient suppressor circuit for use in suppressing transient voltages superimposed on AC power conductors. The transient suppressor circuit includes a threshold thyristor connected in series with a capacitor. The transient suppressor circuit is connected across t... | 02/19/2008 |
| 7324100 | Plasma display panel with energy recovery circuit and driving method thereof A plasma display panel with a driving apparatus including an inductor of which one end is electrically connected to one end of a panel capacitor. The driving apparatus of the plasma display panel alters a terminal voltage of the panel capacitors into a second voltag... | 01/29/2008 |
| 7315463 | Apparatus and method for multi-phase transformers A method and apparatus for multi-phase transformers are described. In one embodiment, a coupled inductor topology for the multi-phase transformers comprising N primary inductors. In one embodiment, each primary inductor is coupled to one of N input nodes and a commo... | 01/01/2008 |
| 7262065 | Ferroelectric memory and its manufacturing method A method for manufacturing a ferroelectric memory includes: (a) forming first and second contact sections on a first dielectric layer formed above a base substrate; (b) forming a laminated body having a lower electrode, a ferroelectric layer and an upper electrode s... | 08/28/2007 |
| 7238613 | Diffusion-enhanced crystallization of amorphous materials to improve surface roughness Methods of forming a roughened surface through diffusion-enhanced crystallization of an amorphous material are disclosed. In one aspect, conductive hemispherical grain silicon can be formed through dopant diffusion-enhanced crystallization of one or more layers of a... | 07/03/2007 |
| 7220949 | Capacitor of magnetron Disclosed herein is a capacitor for a magnetron. The capacitor has dielectric members, which have a converging angle of less than 180° defined between lines extending from both sides of each dielectric member formed between corresponding ends of inner and outer ele... | 05/22/2007 |
| 7221495 | Thin film precursor stack for MEMS manufacturing This invention provides a precursor film stack for use in the production of MEMS devices. The precursor film stack comprises a carrier substrate, a first layer formed on the carrier substrate, a second layer of an insulator material formed on the first layer, and a ... | 05/22/2007 |
| 7214978 | Semiconductor fabrication that includes surface tension control In one embodiment, a method includes providing a semiconductor substrate that includes a memory container having a double-sided capacitor. The method also includes vapor phase etching a layer adjacent to the side wall of the memory container with a vapor having a su... | 05/08/2007 |
| 7204866 | Niobium or tantalum powder and method for production thereof, and solid electrolytic capacitor A niobium or tantalum powder of the present invention comprises aggregates in which primary particles of niobium or tantalum are aggregated, and have a pore distribution having a peak in the range from 1 to 20 μm as measured by mercury porosimetry. That is, the nio... | 04/17/2007 |
| 7202101 | Multi-metal layer MEMS structure and process for making the same 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 devices from such a structure, a... | 04/10/2007 |
| 7202763 | Micro-electromechanical switching device The invention relates to an electromechanical switching device including at least one pair of inductive elements electrically connected in series, said inductive elements being intended to generate two magnetic fields when current is flowing through said inductive e... | 04/10/2007 |
| 7203053 | Capacitor for multiple replacement applications A capacitor provides a plurality of selectable capacitance values, by selective connection of six concentrically wound capacitor sections of a capacitive element each having a capacitance value. The capacitor sections each have a respective section element terminal ... | 04/10/2007 |
| 7166967 | Energy recovering apparatus and method for plasma display panel An energy recovering apparatus and method for a plasma display panel that is capable of supplying a sustain pulse having a rapid rising time. In the apparatus and method, a voltage source supplies a sustain voltage to the panel. A first inductor recovers an energy s... | 01/23/2007 |
| 7154759 | Mounting structure for integrated circuit In a mounting structure of an integrated circuit, an electrolytic capacitor for smoothing power of a heating element is disposed out of range of thermal effect of the heating element, and a ceramic capacitor for supplementing the operation of the electrolytic capaci... | 12/26/2006 |
| 7153143 | Circuit carrier and production thereof A circuit carrier includes a substrate with two oppositely arranged areas. The terminal contacts of a flat connector strip are arranged in the edge regions of the areas. A through contact is arranged under at least one of the terminal contacts with concealed electri... | 12/26/2006 |
| 7148535 | Zero capacitance bondpad utilizing active negative capacitance The present invention is an apparatus and system for reducing bondpad capacitance of an integrated circuit. Circuitry of the present invention may produce a negative capacitance approximately equal in magnitude to the capacitance associated with the bondpad and ther... | 12/12/2006 |
| 7143298 | Methods and apparatus for backing up a memory device A memory module for a computer-based system. The memory module includes at least one memory device that requires periodic refresh signals to maintain data and is mounted on the memory module, and a circuit mounted on the memory module and configured to retain data s... | 11/28/2006 |
| 7135754 | Chip type solid electrolytic capacitor having a small size and a simple structure In a chip type solid electrolytic capacitor including a capacitor element and a packaging resin covering the capacitor element, the packaging resin has a mount surface and a side surface adjacent to the mount surface. A terminal is electrically connected to the capa... | 11/14/2006 |
| 7115970 | Capacitor for use in an integrated circuit Capacitors for use in an integrated circuit are provided. One aspect of this disclosure relates to a method of making a capacitor. According to various embodiments of the method a bottom electrode adapted to act as an etch stop is formed, a substantially cone-shaped... | 10/03/2006 |
| 7099140 | Method and apparatus for combining PTCR/OL and run capacitor A combination run capacitor/positive temperature coefficient resistor/overload (CAP/PTCR/OL) module is described. The cover of the combination housing includes a capacitor compartment and terminal openings for receiving blade terminals of a run capacitor. The termin... | 08/29/2006 |
| 7092229 | Electrical filter/protector, and methods of constructing and utilizing same A device for an electrical power system having a nonlinear load. The circuit is connected in series with the nonlinear load and is tuned to the third harmonic of the power source frequency. The circuit substantially eliminates the harmonic currents and neutral curre... | 08/15/2006 |
| 7085112 | High-power ultracapacitor energy storage pack and method of use An ultracapacitor energy storage cell pack includes an ultracapacitor assembly including a plurality of parallel ultracapacitors and balancing resistors in series; an enclosure for the ultracapacitor assembly; a controller; one or more temperature sensors; a pack vo... | 08/01/2006 |
| 7067882 | High quality factor spiral inductor that utilizes active negative capacitance The present invention is an apparatus and system for providing a high quality spiral inductor in an integrated circuit environment. A layer of inductor may be placed within the metal layers along with negative capacitance generation circuitry of the present inventio... | 06/27/2006 |
| 7054173 | Circuit with DC filter having a link fuse serially connected between a pair of capacitors A circuit that includes a filter and a DC bus is provided that reduces the potential for failure of a second capacitor of the filter in the event a first capacitor shorts. The filter is electrically connected across the DC bus and includes serially connected capacit... | 05/30/2006 |
| 7054140 | Electrolytic capacitor and electrode foil used for electrolytic capacitor There are provided a solid electrolytic capacitor having a low ESR characteristic and an electrode foil to be used for this electrolytic capacitor. In accordance with the present invention, a capacitor element uses an anode foil with a post-etching void factor of no... | 05/30/2006 |
| 7034411 | Application of low-temperature and solid-state pyroelectric energy converter An application of low-temperature and solid-state pyroelectric energy converter for converting heat produced from low-temperature operations into electric energy, which utilizes man-made waste heat or waste heat from natural environments for producing changes in mat... | 04/25/2006 |
| 7015049 | Fence-free etching of iridium barrier having a steep taper angle An Iridium barrier layer is between a contact plug and a bottom electrode of a capacitor. Etching is performed to pattern the bottom electrode and barrier layer using a fluorine-based recipe resulting in the formation of a first fence clinging to the sidewalls. Next... | 03/21/2006 |
| 7009823 | Energy recovery circuit and energy recovery method using the same An energy recovery circuit wherein an energy stored in an inductor is applied to a panel to reduce a charge time and improve an energy recovery efficiency. In the energy recovery circuit, a switch, a capacitor and an inductor is provided to form a closed loop. A pan... | 03/07/2006 |
| 7001781 | Method for producing a ferroelectric capacitor that includes etching with hardmasks A method for fabricating a device and a device, such as a ferroelectric capacitor, having a substrate, a contact plug through the substrate, a first barrier layer on the substrate, a first electrode on the first barrier layer, a dielectric layer on the first electro... | 02/21/2006 |
| 6975489 | Circuit structure and semiconductor integrated circuit A bypass capacitor having a given capacitance is arranged on the power/ground line adjacently to a driver circuit in a chip to reduce an effect of transient phenomenon at switching. The capacitance of the bypass capacitor is preset so as to be larger than a parasiti... | 12/13/2005 |
| 6975501 | Electronic device and method of applying voltage to capacitor An electronic device comprises a silicon substrate (base material), an underlying insulating film formed on the silicon substrate, a capacitor constructed by forming a bottom electrode, a capacitor dielectric film, and a top electrode sequentially on the underlying ... | 12/13/2005 |
