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Class 361/321.5 - Composition


Subclass of Class 361 - Electricity: electrical systems and devices
Definition: Subject matter wherein the material of the constituents
No. of patents: 474
Last issue date: 01/31/2012


1                      
NumberTitleIssue Date
8107221Dielectric ceramic and capacitor
A dielectric ceramic includes crystal grains containing barium titanate as a main component, magnesium, a rare-earth element, and manganese, wherein the crystal grains have a cubic crystal structure; and the dielectric ceramic contains, per mole of barium, 0.033 to ...
01/31/2012
7580242Dielectric ceramic composition and electronic device
The invention aims at providing a dielectric ceramic composition including BamTiO2+m where “m” satisfies 0.99≦m≦1.01 and BanZrO2+n where “n” satisfies 0.99≦n≦1.01, an oxide of Mg, an oxide of R where R is a...
08/25/2009
7433173Multilayer ceramic capacitor and method for manufacturing the same
Provided is a multilayer ceramic capacitor having a capacitor body formed by alternately laminating a dielectric layer and an internal electrode layer, and an external electrode formed on both ends of the capacitor body. The dielectric layer has at least two type of...
10/07/2008
7397649Dielectric ceramic and multilayer ceramic capacitor
A dielectric ceramic includes a compound represented by the general formula: (Ba1-tCat)m(Ti1-u-xZruCux)O3 (where 0.96≦m≦1.02, 0.001≦x≦0.03, 0≦t≦0.1, and 0≦u≦0.06) as a prima...
07/08/2008
7365958Dielectric ceramics, multilayer ceramic capacitor and method for manufacturing the same
Crystal grains mainly composed of barium titanate have a mean grain size of not more than 0.2 μm. The volume per unit cell V that is represented by a product of lattice constant (a, b, c) figured out from the X-ray diffraction pattern of the crystal grains is not m...
04/29/2008
7358207Dielectric ceramic composition and multilayer electronic component
A dielectric ceramic composition of the present invention is represented by the general formula, MgxSiO2+x+aSryTiO2+y, wherein x, y and a satisfy the relations of 1.70≦x≦1.99, 0.98≦y≦1.02, and 0.05≦a≦0.40, resp...
04/15/2008
7351676Dielectric porcelain composition, multilayer ceramic capacitor, and electronic component
A dielectric ceramic composition of the present invention includes 100 parts by mole of BaTiO3, x1 parts by mole of MnO, x2 parts by mole of Cr2O3, x3 parts by mole of Y2O3 and/o...
04/01/2008
7349196Composite distributed dielectric structure
A composite distributed dielectric structure includes one or more conductor layers, one or more dielectric layers distributed on the conductor layers, and one or more conductor traces distributed on the dielectric layers. One or more dielectric plates can be further...
03/25/2008
7339781Electronic component and electronic device
An electronic component having an element body, and a terminal electrode disposed on the element body. The terminal electrode has a first electrode layer, a second electrode layer, and a third electrode layer. The first electrode layer is formed on an external surfa...
03/04/2008
7336476Dielectric ceramic composition for low temperature sintering and multilayer ceramic capacitor using the same
The invention relates to a dielectric ceramic composition, which can be sintered at a low temperature as well as achieve a high dielectric constant with excellent thermal stability, and a multilayer ceramic capacitor using the same. The dielectric ceramic compositio...
02/26/2008
7332357Method for fabricating semiconductor device
A conduction film 36 is formed in a larger design thickness value on a ferroelectric film 32 by MOCVD, and the entire surface of the conduction film 36 is anisotropically etched back, whereby the surface morphology of the conduction film 36
02/19/2008
7329567Vertical field effect transistors incorporating semiconducting nanotubes grown in a spacer-defined passage
Vertical field effect transistors having a channel region defined by at least one semiconducting nanotube and methods for fabricating such vertical field effect transistors by chemical vapor deposition using a spacer-defined channel. Each nanotube is grown by chemic...
02/12/2008
7320057Memory management system and method for a mobile device
In accordance with the teachings described herein, systems and methods are provided for managing memory on a mobile device. A maximum amount of available data storage memory may be allocated for storing data for each of a plurality of software applications loaded on...
01/15/2008
7310216EMI filter terminal assembly with wire bond pads for human implant applications
An electro-magnetic interference filter terminal assembly for active implantable medical devices includes a structural pad in the form of a substrate or attached wire bond pad, for convenient attachment of wires from the circuitry inside the implantable medical devi...
12/18/2007
7307828Electronic device, dielectric ceramic composition, and method of production of the same
A dielectric ceramic position having at least a main component including barium titanate, a first subcomponent including at least one type of compound selected from MgO, CaO, BaO, a SrO, a second subcomponent including at least one type of compound selected from Al
12/11/2007
7294598Dielectric oxide materials
A material made of a dielectric oxide of type Ca0.25Cu0.75TiO3 having a dielectric constant greater than 3,000. ...
11/13/2007
7295422Electronic device and the production method
An electronic device having an element body, wherein dielectric layers and internal electrode layers are alternately stacked, wherein a hetero phase is formed in the dielectric layers and/or the internal electrode layers; and the hetero phase includes a Mg element a...
11/13/2007
7288807Semiconductor device with capacitor element
After a capacitor forming portion is formed on a semiconductor substrate by patterning an insulating film and a silicon film, a sidewall insulating film is formed on each of the side surfaces of the capacitor forming portion. Then, the insulating film is selectively...
10/30/2007
7288808Capacitor constructions with enhanced surface area
A capacitor fabrication method may include forming a first capacitor electrode over a substrate, the first electrode having an inner surface area per unit area and an outer surface area per unit area that are both greater than an outer surface area per unit area of ...
10/30/2007
7276130Production method of multilayer ceramic electronic device
A method of producing a multilayer ceramic electronic device, having a firing step for firing a pre-firing element body wherein a plurality of dielectric layers and internal electrode layers containing a base metal are alternately arranged, characterized in that the...
10/02/2007
7277269Refractory metal nickel electrodes for capacitors
A capacitor with conductive layers arranged in parallel relationship. The conductive layers have nickel alloyed or add mixed with a refractory metal in an amount sufficient to raise the melting temperature of said conductive layer at least 1° C. above the melting t...
10/02/2007
7271114Perovskite ceramic powder and electronic component using same and manufacturing methods thereof
A ceramic powder having a perovskite structure is manufactured by synthesizing a ceramic powder by a dry synthesis process and then heat-treating the synthesized ceramic powder in a solution. The dry synthesis method includes a solid phase synthesis method, an oxala...
09/18/2007
7271115Dielectric ceramic composition and monolithic ceramic capacitor
A dielectric ceramic composition contains a substance represented by general formula 100(Ba1−xCax)mTiO3+aMnO+bCuO+cROn (wherein the coefficients 100, a, b, and c each represent mols; R represents at least one ...
09/18/2007
7266882Method of manufacturing a miniaturized three- dimensional electric component
Manufacturing of miniaturized three-dimensional electric components are presented, as well as components manufactured by the methods. The manufacturing methods comprise micro-replication of at least one master structure, e.g. via a mould structure, in at least one p...
09/11/2007
7265072Dielectric ceramic composition and electronic device
A dielectric ceramic composition includes a main component including a dielectric oxide expressed by a composition formula of {(Ca1-xSrx)O}m.(Zr1-yTiy)O2, wherein m, x and y indicating composition mol...
09/04/2007
7259957Laminated ceramic capacitor
The capacitor 10 (laminated ceramic capacitor) of the invention comprises a capacitor body 11 wherein internal electrodes 12 (electrodes) and a dielectric layer 14 are alternately laminated, and external electrodes 15 are provided ...
08/21/2007
7256442Three-layer lower capacitor electrode
A method for forming the lower electrode of a capacitor used for fabricating a 1-Gbit or above DRAM, using a material having a high dielectric constant, is used in a method for manufacturing a storage capacitor of a VLSI semiconductor device. The lower electrode, wh...
08/14/2007
7242571Dielectric ceramic, manufacturing method therefor, and multilayer ceramic capacitor
A dielectric ceramic is obtained by the steps of obtaining a reaction product composed of a barium titanate base composite oxide represented by the general formula (Ba1−h−i−mCahSriGdm)k(Ti1−y−j−nZr
07/10/2007
7239501Dielectric ceramic composition and laminated ceramic capacitor
Provided is a dielectric ceramic composition represented by the chemical composition formula: 100 (Ba1−xCax)mTiO3+aMnO+bCuO+cSiO2+dRe2O3 (wherein coefficients 100, a, b, c, and d each rep...
07/03/2007
7233071Low-k dielectric layer based upon carbon nanostructures
A low-k dielectric material for use in the manufacture of semiconductor devices, semiconductor structures using the low-k dielectric material, and methods of forming such dielectric materials and fabricating such structures. The low-k dielectric material comprises c...
06/19/2007
7230817Y5V dielectric composition
Multilayer ceramic chip capacitors which satisfy Y5V requirements and which are compatible with reducing atmosphere sintering conditions so that non-noble metals such as nickel, copper, and alloys thereof may be used for internal and external electrodes are made in ...
06/12/2007
7224040Multi-level thin film capacitor on a ceramic substrate
In accordance with the teachings described herein, a multi-level thin film capacitor on a ceramic substrate and method of manufacturing the same are provided. The multi-level thin film capacitor (MLC) may include at least one high permittivity dielectric layer betwe...
05/29/2007
7224573Capacitor having a dielectric ceramic layer
A capacitor includes at least two pairs of opposing electrode layers and an intermediate dielectric layer. The intermediate dielectric layer includes a ceramic material that contains at least two different components existing in separate phases. The at least two dif...
05/29/2007
7220691Dielectric ceramic composition and electronic device
A dielectric ceramic composition comprising 100 moles of barium titanate as the main component, and furthermore comprising with respect to 100 moles of the main component 0.1 to 3 moles of a first subcomponent including a magnesium oxide, 0.01 to 0.5 mole (note that...
05/22/2007
7221237Frequency tunable device
A frequency tunable device includes a substrate, and a capacitor structure supported by the substrate and including a ferroelectric film and first and second electrodes. The ferroelectric film has two opposite sides, and is made from a ferroelectric material having ...
05/22/2007
7192827Methods of forming capacitor structures
The invention includes a method of forming a capacitor structure. A first electrical node is formed, and a layer of metallic aluminum is formed over the first electrical node. Subsequently, an entirety of the metallic aluminum within the layer is transformed into on...
03/20/2007
7190567Capacitor and its manufacturing method, and semiconductor device
A capacitor is provided having a structure in which an insulation film is interposed between a first electrode and a second electrode. The insulation film includes SrTiO3 as a main component, and at least one of Si and Ge added thereto. ...
03/13/2007
7180141Ferroelectric capacitor with parallel resistance for ferroelectric memory
Ferroelectric memory cells (3) are presented, in which a cell resistor (R) is integrated into the cell capacitor (C) to inhibit charge accumulation or charge loss at the cell storage node (SN) when the cell (3) is not being accessed while avoiding sign...
02/20/2007
7172806Monolithic ceramic electronic component
A sintered ceramic has a porosity of greater than about 30 percent and less than about 80 percent by volume. Pores are filled with an epoxy resin. A filling factor of the epoxy resin is about 40 percent by volume or more. A monolithic ceramic electronic component ha...
02/06/2007
7166883Capacitor structures
The invention includes a method of forming a capacitor structure. A first electrical node is formed, and a layer of metallic aluminum is formed over the first electrical node. Subsequently, an entirety of the metallic aluminum within the layer is transformed into on...
01/23/2007
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