1. An integrated circuit switched capacitor DC-DC converter comprising: a first switched capacitor converter comprising: a DC input for receipt of a battery supply voltage, and a first switch array comprising a first plurality of individually controllable semiconductor switches connectable to at least one external flying capacitor to form one or more individual converter …
Compared with a traditional dielectric capacitor, a supercapacitor can provide higher energy density while maintaining a high power output, and generally possess specific …
A DC link capacitor includes a plurality of wound capacitors, each having a first connection pole and a second connection pole, a first current-tapping element by which the first connection poles are contacted, and a second current-tapping element by which the second connection poles are contacted. First wound capacitors, of the plurality of wound capacitors, are arranged in a first …
Justia Patents Stacked Capacitor US Patent for Method for forming a capacitor in dram Patent (Patent # 6,326,276) Method for forming a capacitor in dram . Aug 10, 1999 - United Microelectronics Corp. A method for forming a capacitor in DRAM is disclosed. ... These capacitors have typical capacity values, which allow them to be formed in situ ...
2018-05-17 Priority to EP18727209.1A priority Critical patent ... the connection of the connection point between the capacitor units C6 and C7 to the rack potential Ur is optional. Especially in the absence of connection to the current Ir has relevance for the measurement. ... of failure ei nes such a capacitor element and the burning of ...
US-2019371802-A1 chemical patent summary. US-2019371802-A1 chemical patent summary. An official website of the United States government. Here is how you know. The .gov means it''s official. ... For example, in some embodiments, an AFE memory cell disclosed herein includes a capacitor employing an AFE material between two capacitor electrodes ...
A cryogenic flux capacitor (CFC) storage system includes a CFC core module having an inner container comprising one of: (i) a vessel; and (ii) a membrane that contains a substrate material. Fluid paths in the substrate material distribute fluid during charging and discharging. Nanoporous media is attached to the substrate material that receives fluid via physical adsorption during …
A capacitor is a device used to store electrical charge and electrical energy. It consists of at least two electrical conductors separated by a distance. (Note that such electrical conductors are sometimes referred to as "electrodes," but more correctly, they are "capacitor plates.") The space between capacitors may simply be a vacuum ...
2016-04-29 Priority to CN201610281356.6A priority Critical patent/CN105958621B/en ... make capacitor list group total capacity bigger, required electricity Container number of units increases the most therewith, and Capacitor stack is more and more higher.These factors all make Capacitor banks not The leveling of balanced balanced current is ...
Particles of active electrode material are made by blending or mixing a mixture of activated carbon, optional conductive carbon, and binder. In selected implementations, iron level in the activated carbon is relatively low, a small amount of conductive carbon with low impurity levels and high conductivity is used, and the binder is inert. For one example, iron …
US7994609B2 - Shielding for integrated capacitors - Google Patents Shielding for integrated capacitors Download PDF Info ... Utilizing the poly layer for the second bottom plate layer allows a shielded integrated capacitor (without the optional V DD shield) to be formed in a four-metal-layer IC. In an alternative embodiment, a conductive well ...
Justia Patents US Patent for High voltage fringe-effect capacitor Patent (Patent # 10,741,330) High voltage fringe-effect capacitor . Apr 2, 2019 - Presidio Components. Inc. A multilayer chip capacitor includes electrodes comprised of numerous, closely spaced conductive layers. Adjacent conductive layers are essentially non-overlapping, so that ...
By using the high specific surface of carbon material and an aerogel, a bigger capacitor with a capacity of up to 10-100 F/g can be generated, and the charging and discharging speed is typically very fast. ... Free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362. 2016-03-01: FP:
the capacity of supercapacitors first comes from the capacity of the electric double layer on an electrode/solution interface. By using the high specific surface of carbon material and an...
A multilayer ceramic capacitor includes a multilayer body including dielectric layers and internal electrodes alternately stacked on one another, and two external electrodes respectively on two end surfaces of the multilayer body. ... This application claims the benefit of priority to Japanese Patent Application No. 2021-113266 filed on Jul. 8 ...
These 20 super - capacitors and a battery unit connected to a load, the devices provide superior energy, power density and capa - battery unit comprising one or more battery cells rated at a …
Design of Conversion Gain and Full Well Capacity in CMOS Image Sensor With Lateral Overflow Integration Capacitor, IEEE TRANSACTIONS ON ELECTRON DEVICES, VOL. 56, NO. 11, …
capacitive-based pressure sensors such as Japanese Patent Application No. 2002039893, incorporated by reference herein, can provide a pressure sensor and a housing for electronic circuitry. This is achieved by employing a first cavity to accommodate electronic circuitry within the package and a second cavity, hermetically sealed, having two capacitive electrode plates …
Patent number: 10525912. Abstract: Method and apparatus are disclosed for capacitive proximity sensors of vehicle doors. An example vehicle includes an outer surface …
An electronic device includes at least one trench capacitor that can also take the form of an inverse structure, a pillar capacitor. ... Justia Patents For Decoupling Type Capacitor US Patent for Integrated capacitor arrangement for ultrahigh capacitance values Patent (Patent ... defined as a capacity value per unit area, is used to ...
Capacitors 62, 64 are preferably deep-trench capacitors. Their capacitance may vary depending upon the desired pump capacity, i.e., the ability to maintain the desired voltage across the output rail for a sustained load. In the illustrative embodiment the capacitance is around 50-1000 picofarad.
Flow-through capacitors are provided with one or more charge barrier layers. Ions trapped in the pore volume of flow-through capacitors cause inefficiencies as these ions are expelled during the charge cycle into the purification path. A charge barrier layer holds these pore volume ions to one side of a desired flow stream, thereby increasing the efficiency with which the flow-through ...
A supercapacitor or electrochemical capacitor includes spaced apart electrodes which are separated from each other by a separator made of an electrical insulating material. Each electrode is formed of carbonaceous material and capable of being impregnated with a liquid electrolyte. ... 2016-05-19 Priority to US15/159,401 priority patent ...
2009-06-19 Priority to US12/487,965 priority Critical patent/US7990209B2/en 2009-06-19 ... sampling and averaging portions are coupled to respective inputs of a differential amplifier having a first feedback capacitor and an optional switched capacitor feedback network in a negative feedback arrangement with respect to the operational ...
The simple scheme will blindly charge and discharge the super-capacitors without regard to whether the power load profile is suitable to allow the hybrid approach to give …
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An ideal capacitor has no energy dissipation (as opposed to a resistor), and its capacity is characterized by a constant capacitance C, defined as the ratio of electric charge …
The capacitor also exhibits a charge-discharge capacitance after being subjected to 3,000 cycles of a surge voltage and an initial capacitance prior to being subjected to the surge voltage, wherein the ratio of the charge-discharge capacitance to the initial capacitance is from about 0.75 to 1. ... 2021-06-10 Publication of US20210175022A1 ...
Justia Patents US Patent Application for DRAM CAPACITOR TO STORAGE NODE''S LANDING PAD AND BIT LINE AIRGAP Patent Application (Application #20210320106) DRAM CAPACITOR TO STORAGE NODE''S LANDING PAD AND BIT LINE AIRGAP . Mar 23, 2021 - Applied Materials, Inc. Memory devices and methods of forming memory devices are …
Justia Patents US Patent Application for TRENCH CAPACITOR WITH WARPAGE REDUCTION Patent Application (Application #20190229181) TRENCH CAPACITOR WITH WARPAGE REDUCTION . Jul 6, 2018. A trench capacitor includes a plurality of trenches in a doped semiconductor surface layer of a substrate. ... This optional additional anneal helps …
The controlled current source is selectably activated with the contactor in the open state to charge the link capacitor to a predetermined voltage to before switching the contactor to the closed state. ... Google Patents ... Battery with multiple sets of output terminals and adjustable capacity WO2020120308A1 (en) * 2018-12-11: 2020-06-18:
The present invention concerns a hybrid polymer capacitor (100) comprising several layers between an anode layer (1) and a cathode layer (6) including a not hydrated metal oxide layer (2) having a thickness of at least 100 nm in a stacking direction, including a hydrated metal oxide layer (3) arranged on a surface of the not hydrated metal oxide layer (2), and comprising a …
Justia Patents US Patent Application for TANTALUM CAPACITOR Patent Application (Application #20230135896) ... In addition, battery capacity has been increased as a size of a display device such as a smartphone, a tablet PC, or the like, is increased and high-specification application processors (APs) are applied, so that capacitors are required ...
Kagra Inc., a Japan based battery manufacturer and a pioneer in capacitor . management system and battery sustainment system, recently filed a patent application US20170201102, discloses a two-terminal circuit to provide electricity storage element charging in a short time while voltages are balanced among the electricity storage elements. It ...
A supercapacitor or electrochemical capacitor includes spaced apart electrodes which are separated from each other by a separator made of an electrical insulating material. Each …
High-capacity capacitors and gate insulators exhibiting moderately high dielectric constants with surprisingly low leakage using amorphous or low temperature films of perovskite type oxides including a titanate system material such as barium titanate, strontium titanate, barium strontium titanate (BST), lead titanate, lead zirconate titanate, lead lanthanum zirconate titanate, barium …
[Problem] The purpose of the present invention is to provide a film with little impurities that uses cellulose as a starting material and is thin, uniform, and compact and to provide an electrolytic capacitor that can be made small and/or given high capacity by using this film as a separator. [Solution] A cellulose solution in which cellulose is dissolved in an amine oxide-based solvent …
1971-07-20 Publication of US3594627A publication Critical patent/US3594627A/en 1988-07-20 Anticipated expiration legal-status Critical Status ... has a constant of approximately 18,000microfarads and requires approximately 10 seconds to becharged to its full capacity. The capacitor maythereafter discharge approximately 2% amps to a l2-volt ...
The nonconducting dielectric acts to increase the capacitor''s charge capacity. Materials commonly used as dielectrics ... In 1896 he was granted U.S. Patent No. 672,913 for an "Electric liquid capacitor with aluminum electrodes". ... often use a shorthand-notation consisting of three digits and an optional letter, where the digits (XYZ) denote ...
A non-volatile memory cell and related system utilize ferroelectric capacitors as data storage elements. Circuitry is provided for writing to a single ferroelectric capacitor storage element, as well as to dual storage elements operating inversely. The storage elements are read by use of a sense amplifier in a configuration which automatically restores the original data states, thereby ...
A capacity changer device in which there is a first capacitor means of the 1-terminal capacitor type, and an enclosing hollow metal sphere enclosing the first capacitor means which may be spaced therefrom and being itself a 1-terminal capacitor with a current power supply for energizing a number of evacuated glass tubes containing an ionizable gas and forming part of …
Caporus Technologies is applying patent-pending dielectric technology in the development of capacitors for power conversion systems. These dielectrics incorporate porous structures at the nanoscale to enable nature''s ultimate insulator, vacuum, to operate at levels beyond the limits of conventional dielectrics.
In a method for fabricating a capacitor that includes an electrode structure (80), an auxiliary layer (40) is formed over a substrate (10). A recess (60), which determines the shape of the electrode structure (80), is etched into the auxiliary layer (40), and the electrode structure of the capacitor is formed in the recess. As an example, the auxiliary layer can be a …
A high-voltage electric capacitor having a unit cell is composed of optional electrodes and insulating paper, providing at least three electrodes in the unit cell to the electrolytic layer to improve withstand voltage and operating voltage by improving the structure of a unit cell and solved this technical problem in the respective invention ...
The SiN layers are for increased isolation and are optional. A high capacity silicon capacitor formed on an integrated circuit substrate includes a metal portion on the substrate; a silicon...
This application is a continuation of U.S. patent application Ser. No. 17/160,081, filed Jan. 27, 2021, the content of which is incorporated herein by reference in its entirety. ... where E Cap is the energy storage capacity of the capacitor in question, ... An optional divider 156 can be included to separate the projectile feed chute 154 from ...
A highly efficient fast charger for high capacity batteries and methods for fast charging high capacity batteries. The fast charger preferably comprises a rectified AC input of single or preferably three phases, with an optional power factor corrected input, minimally filtered with high frequency, high ripple current capacitors, which is switched with a power switching circuit in …
A solid electrolytic capacitor that includes an anode body, dielectric overlying the anode body, and solid electrolyte that overlies the dielectric is provided. The solid electrolyte includes a nanocomposite that contains a plurality of nanofibrils dispersed within a conductive polymer matrix. The nanofibrils have a relatively small size and high aspect ratio, which the …
