Elemental Metal Or Alloy Containing Patents (Class 156/89.16)
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Patent number: 11742143Abstract: A multi-layer ceramic capacitor includes a ceramic multi-layer chip, a side margin, and a bonding portion. The ceramic multi-layer chip includes a capacitance forming unit including internal electrodes, the internal electrodes being laminated in a first direction and including a base metal material as a main component, positions of end portions of the internal electrodes in a second direction orthogonal to the first direction being aligned with one another within a range of 0.5 ?m in the second direction, and a cover that is disposed outside the capacitance forming unit in the first direction and includes ceramics as a main component. The side margin includes ceramics as a main component and covers the ceramic multi-layer chip in the second direction. The bonding portion is disposed on a bonding surface and includes an oxide including the base metal material, the bonding surface being bonded to the side margin on the cover.Type: GrantFiled: January 15, 2020Date of Patent: August 29, 2023Assignee: TAIYO YUDEN CO., LTD.Inventor: Shin Aida
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Patent number: 11570902Abstract: A method is disclosed for applying an electrical conductor to a solar cell, which comprises providing a flexible membrane with a pattern of groove formed on a first surface thereof, and loading the grooves with a composition comprising conductive particles. The composition is, or may be made, electrically conductive. Once the membrane is loaded, the grooved first surface of the membrane is brought into contact with a front or/and back of a solar cell. A pressure is then applied between the solar cell and the membrane(s) so that the composition loaded to the grooves adheres to the solar cell. The membrane(s) and the solar cell are separated and the composition in the groove is left on the solar cell surface. The electrically conductive particles in the composition are then sintered or otherwise fused to form a pattern of electrical conductor on the solar cell, the pattern corresponding to the pattern formed in the membrane(s).Type: GrantFiled: January 19, 2021Date of Patent: January 31, 2023Assignee: Lumet Technologies, LTD.Inventors: Benzion Landa, Naomi Elfassy, Stanislav Thygelbaum
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Patent number: 11569039Abstract: An electronic component includes a body including a plurality of stacked dielectric layers and internal electrodes disposed with a corresponding dielectric layer interposed therebetween, and external electrodes disposed on the body and connected to corresponding internal electrodes. One of the internal electrodes includes a particle including Ni and Sn and a graphene layer disposed at a boundary of the particle. A ratio of an Sn content to a total content of Ni and Sn is Sn/(Ni+Sn), Sn/(Ni+Sn) of a first region located inside the particle at a first distance from a boundary between the particle and the graphene layer is A1, Sn/(Ni+Sn) of a second region located inside the particle at a second distance from a boundary between the particle and the graphene layer is A2, the second distance is smaller than the first distance, and A1 is smaller than A2.Type: GrantFiled: July 14, 2021Date of Patent: January 31, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sang Moon Lee, Jae Young Na, Eun Kwang Lee, Won Hee Yoo
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Patent number: 11393634Abstract: A multilayer electronic component includes a body including dielectric layers and a capacitance forming portion and upper and lower cover portions respectively disposed on and below the capacitance forming portion, and including first and second surfaces opposing each other in a layering direction, an external electrode disposed on the third or fourth surface, connected to the first or second internal electrode, and including an electrode layer extending to a portion of each of the first and second surfaces and a conductive resin layer covering the electrode layer. Tp/Rmax is 30 or higher, in which Rmax is defined as a maximum surface roughness of each of the first and second surfaces on an end of the conductive resin layer, and Tp is defined as a thickness of each of the upper and lower cover portions.Type: GrantFiled: July 31, 2020Date of Patent: July 19, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventor: Do Yeon Kim
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Patent number: 11355286Abstract: A method of manufacturing a capacitor component includes preparing a laminate structure in which a plurality of ceramic sheets, each having an internal electrode pattern formed thereon, are layered, attaching an auxiliary member to an upper surface and a lower surface of the laminate structure, and disposing the laminate structure having the auxiliary member attached thereto on a lower mold on which jigs for blocking a length direction portion and a width direction portion of the laminate structure are disposed and compressing the laminate structure. The ceramic sheet has a thickness of 0.6 ?m or less, and the auxiliary member has higher elasticity than elasticity of the lower mold.Type: GrantFiled: March 11, 2019Date of Patent: June 7, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyoung Jin Cha, Ji Hong Jo, Hyung Soon Kwon, Jong Hoon Kim, Jin Woo Lee
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Patent number: 10828697Abstract: An assembly method for assembling a first element to a second element by pressureless metal sintering, the method having a preparation step during which a sintering material is arranged at a bond interface of the elements, a pre-sintering step during which the assembly is heated for a first duration that is longer than five minutes at a first temperature that is higher than 200° C. and strictly lower than or equal to the temperature for activating diffusion at the grain boundaries, and a densification step during which the assembly is heated for a second duration at a second temperature that is higher than or equal to the temperature for activating diffusion at the grain boundaries.Type: GrantFiled: September 15, 2016Date of Patent: November 10, 2020Assignee: SAFRAN ELECTRONICS & DEFENSEInventors: Thomas Geoffroy, Jean-Christophe Riou, Eric Bailly
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Patent number: 10559568Abstract: The present disclosure provides a semiconductor capacitor structure. The semiconductor capacitor structure includes a substrate, a comb-like bottom electrode disposed over the substrate, a top electrode disposed over the comb-like bottom electrode, and a dielectric layer sandwiched between the top electrode and the comb-like bottom electrode. The comb-like bottom electrode includes a plurality of tooth portions parallel to the substrate and a supporting portion coupled to the plurality of tooth portions and perpendicular to the substrate.Type: GrantFiled: September 10, 2018Date of Patent: February 11, 2020Assignee: NANYA TECHNOLOGY CORPORATIONInventor: Chung-Lin Huang
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Patent number: 10435215Abstract: A metal decorative product has a metallic luster decoration coated packaging on at least one side of a substrate and encloses a part disposed with electromagnetic wave device. The metallic luster decoration coated packaging is formed by coating an ink mixed with metal powder. In the metallic luster decoration coated packaging, the ink is used to make the metal powder and metal powder connection formed by the metal powder insulated and independent from each other.Type: GrantFiled: March 14, 2018Date of Patent: October 8, 2019Assignee: TOPPAN PRINTING CO., LTD.Inventors: Keinosuke Yamaoka, Takamitsu Nakabayashi, Rena Kudo
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Patent number: 10163873Abstract: A package for a use in a package-on-package (PoP) device and a method of forming is provided. The package includes a substrate, a polymer layer formed on the substrate, a first via formed in the polymer layer, and a material disposed in the first via to form a first passive device. The material may be a high dielectric constant dielectric material in order to form a capacitor or a resistive material to form a resistor.Type: GrantFiled: April 3, 2017Date of Patent: December 25, 2018Assignee: Taiwan Semiconductor Manufacturing CompanyInventors: Ching-Wen Hsiao, Chen-Shien Chen
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Patent number: 10149388Abstract: A method for embedding a discrete electrical device in a printed circuit board (PCB) is provided, which includes: providing a vertical via as a blind hole from a horizontal surface of the PCB to a conductive structure in a first layer, the first layer being one layer of a first core section of a plurality of core sections vertically arranged above each other, each core section including lower and upper conductive layers, and a non-conductive layer in between; inserting the electrical device into the via, with the device extending within at least two of the core sections; establishing a first electrical connection between a first device contact and the conductive structure in the first layer; and establishing a second electrical connection between a second device contact and a second layer, the second layer being one of the conductive layers of a second horizontal core section.Type: GrantFiled: June 7, 2016Date of Patent: December 4, 2018Assignee: INTERNATIONAL BUSINESS MACHINES, CORPORATIONInventors: Bruce J. Chamberlin, Andreas Huber, Harald Huels, Thomas Strach, Thomas-Michael Winkel
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Patent number: 10103138Abstract: In some embodiments, a system may include an integrated circuit. The integrated circuit may include a substrate including a first surface, a second surface substantially opposite of the first surface, and a first set of electrical conductors coupled to the first surface. The first set of electrical conductors may function to electrically connect the integrated circuit to a circuit board. The integrated circuit may include a semiconductor die coupled to the second surface of the substrate using a second set of electrical conductors. The integrated circuit may include a passive device dimensioned to be integrated with the integrated circuit. The passive device may be positioned between the second surface and at least one of the first set of electrical conductors. The die may be electrically connected to a second side of the passive device. A first side of the passive device may be available to be electrically connected to a second device.Type: GrantFiled: July 25, 2017Date of Patent: October 16, 2018Assignee: Apple Inc.Inventors: Jun Zhai, Vidhya Ramachandran, Kunzhong Hu, Mengzhi Pang, Chonghua Zhong
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Patent number: 9962246Abstract: The invention relates to a method for applying color in the field of dental technology, including generating scan data by means of detecting the dental prosthesis using a scanner; computing an image of the dental prosthesis from the scan data; displaying the image, wherein the image is displayed as colored with a tooth color; receiving a user input; in response to the user input: a) applying the tooth color onto the dental prosthesis or onto a carrier foil for the dental prosthesis, or b) displaying the image, wherein the image is displayed as colored with a different tooth color, and receiving a further user input, wherein in response to the further user input, an application of the altered tooth color by means of a color application device onto the dental prosthesis, or onto the carrier foil for the dental prosthesis takes place.Type: GrantFiled: December 8, 2014Date of Patent: May 8, 2018Assignee: Patio-K AGInventor: Knut Miller
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Patent number: 9748227Abstract: In some embodiments, a system may include an integrated circuit. The integrated circuit may include a substrate including a first surface, a second surface substantially opposite of the first surface, and a first set of electrical conductors coupled to the first surface. The first set of electrical conductors may function to electrically connect the integrated circuit to a circuit board. The integrated circuit may include a semiconductor die coupled to the second surface of the substrate using a second set of electrical conductors. The integrated circuit may include a passive device dimensioned to be integrated with the integrated circuit. The passive device may be positioned between the second surface and at least one of the first set of electrical conductors. The die may be electrically connected to a second side of the passive device. A first side of the passive device may be available to be electrically connected to a second device.Type: GrantFiled: March 1, 2016Date of Patent: August 29, 2017Assignee: Apple Inc.Inventors: Jun Zhai, Vidhya Ramachandran, Kunzhong Hu, Mengzhi Pang, Chonghua Zhong
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Patent number: 9730309Abstract: The invention relates to a ceramic printed circuit board comprising an upper side and a lower side, sintered metallization regions being arranged on the upper side, and the lower side being embodied as a cooling body. In order to improve the heat dissipation of components on the upper side of the printed circuit board, the lower side is also provided with sintered metallization regions to which a metal cooling body is soldered.Type: GrantFiled: March 30, 2012Date of Patent: August 8, 2017Assignee: CERAMTEC GmbHInventors: Alexander Dohn, Alfred Thimm
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Patent number: 9554462Abstract: A printed wiring board includes a multilayer core substrate, a first buildup layer formed on the multilayer core substrate and including an interlayer insulation layer and a conductive layer, a second buildup layer formed on the multilayer core substrate and including an interlayer resin insulation layer and a conductive layer, and an end-surface through hole conductor formed on side surfaces of the first and second buildup layers and core substrate such that the through hole conductor connects the conductive layers of the first and second buildup layers. The core substrate includes a first conductive layer, a middle conductive layer, a second conductive layer, a first insulation layer between the first and middle conductive layers and a second insulation layer between the second and middle conductive layers, and the middle conductive layer is connected to the through-hole conductor and has thickness greater than thicknesses of the first and second conductive layers.Type: GrantFiled: March 6, 2015Date of Patent: January 24, 2017Assignee: IBIDEN CO., LTD.Inventor: Katsutoshi Kitagawa
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Patent number: 9368436Abstract: A method for forming a semiconductor device includes forming device regions in a semiconductor substrate having a first side and a second side. The device regions are formed adjacent the first side. The method further includes forming a seed layer over the first side of the semiconductor substrate, and forming a patterned resist layer over the seed layer. A contact pad is formed over the seed layer within the patterned resist layer. The method further includes removing the patterned resist layer after forming the contact pad to expose a portion of the seed layer underlying the patterned resist layer, and forming a protective layer over the exposed portion of the seed layer.Type: GrantFiled: February 4, 2015Date of Patent: June 14, 2016Assignee: Infineon Technologies AGInventors: Manfred Schneegans, Andreas Meiser, Martin Mischitz, Michael Roesner, Michael Pinczolits
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Publication number: 20150129108Abstract: In a method of manufacturing a resistor, a sheet-shaped resistive element having formed thereon a plurality of belt-shaped electrodes is cut in a direction crossing these belt-shaped electrodes to produce strip-shaped resistive elements. On the other hand, a metal paste containing a glass frit is printed in a pattern of belts arranged at regular intervals on a surface of a plate-shaped insulating substrate to form a plurality of adhesive layers. Then, the strip-shaped resistive elements are respectively applied to the adhesive layers on the plate-shaped insulating substrate, and these are fired in a nitrogen atmosphere. After firing, while a resistance value of a part between each adjacent two electrodes of each strip-shaped resistive element is measured, the strip-shaped resistive element is trimmed so that the resistance value becomes a predetermined value. Then, the plate-shaped insulating substrate having adhered thereto the strip-shaped resistive elements is divided into pieces.Type: ApplicationFiled: April 1, 2014Publication date: May 14, 2015Inventors: Seiji Tsuda, Shoji Hoshitoku, Takeshi Iseki, Kazutosi Matumura
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Publication number: 20150109715Abstract: In one embodiment, a method for forming an electrostatic chuck includes forming vias in a ceramic plate and printing a metal paste in the vias and curing the ceramic plate. The method includes printing the metal paste on a front surface of the ceramic plate and curing the ceramic plate, and printing the metal paste on a bottom surface of the ceramic plate and curing the ceramic plate to form one or more contact pads. The method also includes printing a dielectric film on the front surface of the ceramic plate and curing the ceramic plate. The method may further include printing one or more heating elements on a bottom surface of the ceramic plate and curing the ceramic plate, printing the dielectric film on the bottom, and bonding the ceramic plate to a backing plate.Type: ApplicationFiled: October 21, 2013Publication date: April 23, 2015Applicant: APPLIED MATERIALS, INC.Inventor: Karl M. BROWN
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Publication number: 20150068891Abstract: An electrochemical sensor comprising a probe immersible in a measured medium and having at least two electrodes of a first electrically conductive material and at least one probe body of a second, electrically non-conductive material. The electrodes are at least partially embedded in the probe body and insulated from one another by the probe body, wherein the at least two electrodes are embodied of at least one conductive material and the probe body of at least one electrically insulating ceramic, wherein the electrodes are embodied of thin, measuring active layers of a conductive material and sit in an end face of the probe body of a ceramic material, and wherein the electrodes are electrically contacted via connection elements extending through the probe body.Type: ApplicationFiled: September 8, 2014Publication date: March 12, 2015Inventors: Christian Fanselow, Stefan Paul
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Publication number: 20150007925Abstract: Methods for manufacturing a metal foam and a metal foam reinforced back plate may be used to provide high-strength and low weight structural elements in portable information handling systems. A method for manufacturing a metal foam may include selectively adding iridium oxide and ceramic particulate to a light-metal allow to create desired mechanical properties of the metal foam.Type: ApplicationFiled: July 5, 2013Publication date: January 8, 2015Inventor: Deeder Mohammad Aurongzeb
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Patent number: 8872035Abstract: A hermetic feedthrough for an implantable medical device includes a sheet having a hole, where the sheet includes a ceramic comprising alumina. The feedthrough also includes a second material substantially filling the hole, where the second material includes a platinum powder mixture and an alumina additive. The platinum powder mixture includes a first platinum powder having a median particle size of between approximately 3 and 10 micrometers and a second platinum powder that is coarser than the first platinum powder and has a median particle size of between approximately 5 and 20 micrometers. The platinum powder mixture includes between approximately 50 and 80 percent by weight of the first platinum powder and between approximately 20 and 50 percent by weight of the second platinum powder. The first and second materials have a co-fired bond therebetween that hermetically seals the hole.Type: GrantFiled: August 1, 2012Date of Patent: October 28, 2014Assignees: Medtronic, Inc., Kyocera CorporationInventors: Kengo Morioka, Arne Knudsen, Shingo Satou, Hidekazu Otomaru, Andrew Thom, Hiroshi Makino, Markus Reiterer, Gordon Munns, Thomas Miltich, Joyce Yamamoto, Takahito Hirata
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Patent number: 8858746Abstract: A method of manufacturing a laminated body in a raw state for a laminated ceramic capacitor, which includes dielectric ceramic layers containing a dielectric ceramic raw material powder for and internal electrodes, in which a heat treatment is carried out in accordance with a temperature profile in which the average rate of temperature rise is 40° C./second or more from room temperature to a maximum temperature. The dielectric ceramic raw material powder contains a BaTiO3 system as its main constituent and contains Re (Re is at least one selected from Sc, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu) as an accessory constituent, in which the content of Re is 0.3 to 3 parts by mol with respect to 100 parts by mol of the main constituent.Type: GrantFiled: February 14, 2012Date of Patent: October 14, 2014Assignee: Murata Manufacturing Co., Ltd.Inventors: Masayuki Ishihara, Yosuke Hirata, Hideaki Tsuji
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Publication number: 20140292161Abstract: Provision is made of a method for producing a piezoelectric multilayer component (1), in which piezoelectric green sheets, at least one ply (21) containing an auxiliary material having a first and a second component and layers (20) containing electrode material are arranged one above another alternately and sintered, wherein, during the sintering, the first and second components of the auxiliary material chemically react, and the at least one ply (21) containing the auxiliary material is degraded.Type: ApplicationFiled: June 26, 2012Publication date: October 2, 2014Applicant: EPCOS AGInventors: Bernhard Döllgast, Wolfgang Athenstaedt, Marion Ottlinger, Marlene Fritz
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Patent number: 8841558Abstract: A feedthrough includes a sheet having a hole, where the sheet includes a first material that is a ceramic comprising alumina. The feedthrough further includes a second material substantially filling the hole. The second material is different than the first material and includes platinum and an additive that includes alumina. The first and second materials have a co-fired bond therebetween that hermetically seals the hole.Type: GrantFiled: August 2, 2011Date of Patent: September 23, 2014Assignees: Medtronic Inc., Kyocera CorporationInventors: Kengo Morioka, Arne Knudsen, Shingo Satou, Hidekazu Otomaru, Andrew Thom, Hiroshi Makino, Markus Reiterer, Gordon Munns, Thomas Miltich, Joyce Yamamoto
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Publication number: 20140226254Abstract: There are provided a conductive paste composition, a multilayer ceramic capacitor using the same, and a manufacturing method thereof. The conductive paste composition includes a conductive metal powder; a ceramic powder; and a resin, wherein the conductive paste composition has a theoretical density of 6 g/cm3 or higher and a relative density of 95% or more.Type: ApplicationFiled: April 26, 2013Publication date: August 14, 2014Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Young Ho KIM, Kyung Jin CHOI, Young Sik CHOI, Ji Hwan KIM, Dae Yu KIM, Ro Woon LEE
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Publication number: 20140192453Abstract: There is provided a conductive resin composition including 10 to 50 wt % of a gel type silicon rubber such as polydimethylsiloxane (PDMS), and 50 to 90 wt % of conductive metal powder particles.Type: ApplicationFiled: March 11, 2013Publication date: July 10, 2014Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyung Pyo HONG, Hyun Hee GU, Byoung Jin CHUN, Jae Hwan HAN
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Publication number: 20140177127Abstract: There is provided a multilayer ceramic electronic component including: a ceramic body including a plurality of dielectric layers; and a plurality of first and second internal electrodes disposed to face each other with the dielectric layer interposed therebetween within the ceramic body and having different widths, wherein three or more of the plurality of first and second internal electrodes form a single block, the blocks are iteratively laminated, and when the longest distance between the uppermost internal electrode and the lowermost internal electrode, among the plurality of first and second internal electrodes 121 and 122, is T1 and the shortest distance therebetween is T2, 0.76?T2/T1?0.97 is satisfied.Type: ApplicationFiled: February 27, 2013Publication date: June 26, 2014Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventor: Hyung Joon KIM
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Patent number: 8721820Abstract: A method for manufacturing a multilayer ceramic electronic component significantly reduces and prevents swelling or distortion when a conductive paste is applied to a green ceramic element body. A ceramic green sheet used in the method satisfies 180.56?A/B wherein A is a polymerization degree of an organic binder contained in the ceramic green sheet, and B is a volume content of a plasticizer contained in the ceramic green sheet.Type: GrantFiled: September 4, 2012Date of Patent: May 13, 2014Assignee: Murata Manufacturing Co., Ltd.Inventors: Koji Sato, Yukio Sanada, Yasuhiro Nishisaka
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Publication number: 20140110160Abstract: A multilayer ceramic substrate includes a ceramic element body including a plurality of stacked ceramic layers, a resistor including a resistance film disposed between the ceramic layers, and a lead via conductor penetrating the ceramic layers in a thickness direction and connected at a first end portion to the resistance film. The resistance film and the lead via conductor both contain, for example, Ni and Cu that constitute an alloy resistive material. A concentration of the Ni component in the lead via conductor has a gradient structure that is comparatively high in the first end portion connected to the resistance film and gradually decreases from the first end portion toward a second end portion opposite therefrom.Type: ApplicationFiled: December 20, 2013Publication date: April 24, 2014Applicant: Murata Manufacturing Co., Ltd.Inventors: Shinichiro BANBA, Yutaka FUKUDA
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Publication number: 20140076844Abstract: A method for fabricating a biocompatible hermetic housing including electrical feedthroughs, the method comprises providing a ceramic sheet having an upper surface and a lower surface, forming at least one via hole in said ceramic sheet extending from said upper surface to said lower surface, inserting a conductive thick film paste into said via hole, laminating the ceramic sheet with paste filled via hole between an upper ceramic sheet and a lower ceramic sheet to foam a laminated ceramic substrate, firing the laminated ceramic substrate to a temperature to sinter the laminated ceramic substrate and cause the paste filled via hole to form metalized via and cause the laminated ceramic substrate to form a hermetic seal around said metalized via, and removing the upper ceramic sheet and the lower ceramic sheet material from the fired laminated ceramic substrate to expose an upper and a lower surface of the metalized via.Type: ApplicationFiled: November 14, 2013Publication date: March 20, 2014Inventors: Jerry Ok, Robert J. Greenberg
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Publication number: 20140054514Abstract: There are provided a conductive paste for internal electrodes, a multilayer ceramic electronic component including the same, and a method of manufacturing the same. The conductive paste for internal electrodes including: a nickel (Ni) powder; a nickel oxide (NiO) powder having a content of 5.0 to 15.0 parts by weight based on 100 parts by weight of the nickel powder; and an organic vehicle.Type: ApplicationFiled: November 7, 2012Publication date: February 27, 2014Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyo Sub KIM, Jeong Ryeol KIM, Chang Hoon KIM, Gun Woo KIM, Doo Young KIM
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Publication number: 20140043720Abstract: There is provided a multilayered ceramic electronic component including: a multilayered body in which a plurality of dielectric layers are stacked; a plurality of first and second internal electrodes formed on the dielectric layers so as to be alternately exposed through end surfaces; a minimum margin indicating part formed on an L-direction margin part on which the first or second internal electrode is not formed on the dielectric layer and indicating a minimum size of the L-direction margin part, the L-direction minimum margin indicating part being inserted on the ceramic sheet, whereby a multilayered ceramic electronic component having high capacitance while reducing a defect and having excellent reliability may be implemented.Type: ApplicationFiled: November 7, 2012Publication date: February 13, 2014Applicant: SAMSUNG ELECTRO-MECHANICS, CO., INC.Inventors: Seok Joon HWANG, Je Jung KIM
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Publication number: 20140036408Abstract: There are provided a ceramic electronic component and a method of manufacturing the same. The ceramic electronic component includes: a ceramic element; and an internal electrode layer formed within the ceramic element, having a thickness of 0.5 ?m or less, and including a non-electrode region formed therein, wherein an area ratio of the non-electrode region to an electrode region of the internal electrode layer, in a cross section of the internal electrode layer is between 0.1% and 10%, and the non-electrode region includes a ceramic component.Type: ApplicationFiled: October 4, 2013Publication date: February 6, 2014Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jong Han KIM, Hyun Chul JEONG
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Patent number: 8551271Abstract: A method for fabricating a hermetically sealed electrical feedthrough. The method provides a ceramic sheet and forming at least one via hole in the ceramic sheet, inserting a conductive thickfilm paste into the via hole, laminating the ceramic sheet that has a paste filled via hole between an upper ceramic sheet and a lower ceramic sheet to form an integral ceramic substrate, firing the laminated ceramic substrate to sinter the ceramic substrate and cause the paste filled via hole to form a metalized via while the laminated ceramic substrate form a hermetic seal around the metalized via. The upper ceramic sheet and the lower ceramic sheet are removed from the fired ceramic substrate to expose the upper and lower surface of the metalized via.Type: GrantFiled: October 25, 2007Date of Patent: October 8, 2013Assignee: Second Sight Medical Products, Inc.Inventors: Jerry Ok, Robert J. Greenberg
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Publication number: 20130258546Abstract: There are provided a multilayer ceramic electronic component and a fabrication method thereof. The multilayer ceramic component includes a ceramic main body in which internal electrodes and dielectric layers are alternately laminated; external electrodes formed on outer surfaces of the ceramic main body; intermediate layers formed on the external electrodes and including one or more selected from the group consisting of nickel, copper, and a nickel-copper alloy; and plating layers formed on the intermediate layers, whereby infiltration of a plating solution can be prevented.Type: ApplicationFiled: March 14, 2013Publication date: October 3, 2013Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Chan Kong KIM, Jin Yung RYU, Jun AH, Yong Joon KO, Woo Kyung SUNG, Jong Rock LEE
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Publication number: 20130250480Abstract: There is provided a multi-layer ceramic electronic component including: a ceramic sintered body in which a plurality of dielectric layers are laminated; first and second internal electrodes formed in the ceramic sintered body; first and second external electrodes formed on both ends of the ceramic sintered body while covering a circumference thereof, and electrically connected to the first and second internal electrodes; and a sealing part including a glass component and formed in a gap between an outer surface of the ceramic sintered body and ends of the first and second external electrodes.Type: ApplicationFiled: November 7, 2012Publication date: September 26, 2013Applicant: SAMSUNG ELECTRO-MECHANICSInventors: Chul Soon AHN, Jae Yeol CHOI, Jae Hyuk SHIM, Young Sook LEE, Hye Young CHOI, Eun Young NA
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Publication number: 20130250476Abstract: There are provided an electronic component and a fabrication method thereof. The electronic component includes: a ceramic main body including end surfaces in a length direction, side surfaces in a width direction and top and bottom surfaces in a thickness direction; first and second external electrodes formed on the end surfaces, respectively; third and fourth external electrodes formed on the side surfaces, respectively; first internal electrodes formed within the ceramic main body and connected to first and second external electrodes; and second internal electrodes alternately arranged with the first internal electrodes, while having a ceramic layer interposed therebetween, and connected to the third and fourth external electrodes, wherein thickness t1 and t2 of the first and second internal electrodes is 0.9 ?m or less, while a roughness R1 of the first internal electrode is lower than a roughness R2 of the second internal electrode.Type: ApplicationFiled: January 9, 2013Publication date: September 26, 2013Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hae Sock CHUNG, Byoung Hwa LEE, Eun Hyuk CHAE, Min Cheol PARK
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Patent number: 8540832Abstract: Changes in states giving rise to electrode breakage and ball formation are made less likely during firing step for sintering the laminated body, and the improvement in DC bias characteristics is achieved in laminated ceramic electronic components with a laminated body which has internal electrodes, even when ceramic layers and the internal electrodes are reduced in thickness. The laminated body is divided into a large grain region in which the ceramic has a relatively large grain diameter and a small grain region in which the ceramic has a relatively small grain diameter. The large grain region is located outside the small grain region, and a boundary surface between the large grain region and the small grain region is located inside the outer surface of the laminated body while surrounding a section in which the internal electrodes are present in the laminated body.Type: GrantFiled: January 11, 2011Date of Patent: September 24, 2013Assignee: Murata Manufacturing Co., Ltd.Inventors: Yosuke Hirata, Hideaki Tsuji, Nagato Omori, Hiroyuki Wada, Takashi Hiramatsu, Yoshito Saito
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Patent number: 8449702Abstract: A method of making a solid oxide fuel cell (SOFC) includes forming a first sublayer of a first electrode on a first side of a planar solid oxide electrolyte and drying the first sublayer of the first electrode. The method also includes forming a second sublayer of the first electrode on the dried first sublayer of the first electrode prior to firing the first sublayer of the first electrode, firing the first and second sublayers of the first electrode during the same first firing step, and forming a second electrode on a second side of the solid oxide electrolyte.Type: GrantFiled: August 17, 2011Date of Patent: May 28, 2013Assignee: Bloom Energy CorporationInventors: Emad El Batawi, Patrick Munoz, Dien Nguyen
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Publication number: 20130068373Abstract: A paste may be used to connect at least one electronic component to at least one substrate through contact regions, wherein at least one of the contact regions contains a non-noble metal. The paste contains (a) metal particles, (b) at least one activator that bears at least two carboxylic acid units in the molecule, and (c) a dispersion medium. A method for connecting at least one electronic component to at least one substrate through the contact regions includes steps of providing a substrate having a first contact region and an electronic component having a second contact region; providing the above paste; generating a structure, wherein the first contact region of the substrate contacts the second contact region of the electronic component through the paste; and sintering the structure while producing a module including at least the substrate and the electronic component connected to each other through the sintered paste.Type: ApplicationFiled: September 6, 2012Publication date: March 21, 2013Applicant: HERAEUS MATERIALS TECHNOLOGY GMBH & CO. KGInventors: Michael SCHÄFER, Wolfgang SCHMITT, Albert HEILMANN, Jens NACHREINER
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Publication number: 20130032382Abstract: A feedthrough includes a sheet having a hole, where the sheet includes a first material that is a ceramic comprising alumina. The feedthrough further includes a second material substantially filling the hole. The second material is different than the first material and includes platinum and an additive that includes alumina. The first and second materials have a co-fired bond therebetween that hermetically seals the hole.Type: ApplicationFiled: August 2, 2011Publication date: February 7, 2013Inventors: Kengo Morioka, Arne Knudsen, Shingo Satou, Hidekazu Otomaru, Andrew Thom, Hiroshi Makino, Markus Reiterer, Gordon Munns, Thomas Miltich, Joyce Yamamoto
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Publication number: 20130032378Abstract: A hermetic feedthrough for an implantable medical device includes a sheet having a hole, where the sheet includes a ceramic comprising alumina. The feedthrough also includes a second material substantially filling the hole, where the second material includes a platinum powder mixture and an alumina additive. The platinum powder mixture includes a first platinum powder having a median particle size of between approximately 3 and 10 micrometers and a second platinum powder that is coarser than the first platinum powder and has a median particle size of between approximately 5 and 20 micrometers. The platinum powder mixture includes between approximately 50 and 80 percent by weight of the first platinum powder and between approximately 20 and 50 percent by weight of the second platinum powder. The first and second materials have a co-fired bond therebetween that hermetically seals the hole.Type: ApplicationFiled: August 1, 2012Publication date: February 7, 2013Inventors: Kengo Morioka, Arne Knudsen, Shingo Satou, Hidekazu Otomaru, Andrew Thom, Hiroshi Makino, Markus Reiterer, Gordon Munns, Thomas Miltich, Joyce Yamamoto, Takahito Hirata
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Publication number: 20120326828Abstract: A ceramic electronic component includes a ferrite material magnetic body part and a Cu conductive part, the ferrite containing 20 to 48% trivalent Fe in terms of Fe2O3 and divalent Ni. The ferrite can contain Mn so that it is less than 50% of the total of Fe and Mn in terms of Mn2O3 and Fe2O3. The magnetic and conductive parts are co-fired at a pressure not exceeding the equilibrium oxygen partial pressure of Cu—Cu2O thereby ensuring insulating performance and favorable electrical characteristics.Type: ApplicationFiled: September 4, 2012Publication date: December 27, 2012Applicant: MURATA MANUFACTURING CO., LTD.Inventors: Akihiro Nakamura, Atsushi Yamamoto, Yuko Nomiya
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Publication number: 20120268861Abstract: There are provided a ceramic sheet product for a ceramic electronic component, a multilayer ceramic electronic component using the same, and a method of manufacturing the multilayer ceramic electronic component. The ceramic sheet product for a ceramic electronic component includes a ceramic layer; a metal layer formed on the ceramic layer; and metal nanostructures contacting the metal layer and protruding from the metal layer to an inner portion of the ceramic layer. With the multilayer ceramic electronic component using the ceramic sheet product for a ceramic electronic component, an interval between electrodes is reduced to thereby allow for the increase of capacitance, whereby a multilayer ceramic electronic component having high capacitance may be provided.Type: ApplicationFiled: November 4, 2011Publication date: October 25, 2012Inventors: Kwang Jik LEE, Suk Jin Ham, Ji Hyuk Lim
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Publication number: 20120222888Abstract: The invention relates to a printed circuit board (PCB) with a heat dissipating structure. The PCB comprises a conducting layer and a PCB carrier layer, wherein the PCB carrier layer is a porous heat conducting layer; heat conducting liquid or a solid-liquid phase change heat conducting material is injected into holes of the porous heat conducting layer; the conducting layer is arranged on a first surface of the porous heat conducting layer; and a second surface of the porous heat conducting layer is a contact interface with external media.Type: ApplicationFiled: May 9, 2011Publication date: September 6, 2012Applicant: SHENZHEN CHINA STAR OPTOELECTRONIC tECHNOLOGY CO.,LTDInventor: Tian Zhang
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Patent number: 8257529Abstract: A multilayer ceramic substrate includes an inner layer portion and surface portions that sandwich the inner layer portion in the stacking direction and have an increased transverse strength because of the surface layer portion having a thermal expansion coefficient less than that of the inner layer portion. At least one of the surface portions covers peripheries of main-surface conductive films arranged on a main surface of an inner portion so as to leave central portions of the main-surface conductive films exposed, so that the main-surface conductive films function as via conductors, thereby eliminating the need to provide a via conductor in the surface portions.Type: GrantFiled: August 12, 2009Date of Patent: September 4, 2012Assignee: Murata Manufacturing Co., Ltd.Inventor: Yasutaka Sugimoto
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Publication number: 20120218677Abstract: An object of the present invention is to provide an electrode sintered body wherein shrinkage is prohibited and conductivity is good. An electrode sintered body including intermetallic compound comprising nickel and aluminum is provided. And then an internal electrode paste, which can inhibit shrinkage of an internal electrode layer, is manufactured by raising sintering temperature of conducting particle materials constituting internal electrode sheet to be internal electrode layers after firing. Further, a high-function multilayer electronic device using electrode paste for internal electrodes is manufactured.Type: ApplicationFiled: February 14, 2012Publication date: August 30, 2012Applicant: TDK CORPORATIONInventors: Ryuji FUJISAWA, Mayumi SUZUKI, Kyotaro ABE
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Publication number: 20120154977Abstract: There are provided a conductive paste composition for a termination electrode, a multilayer ceramic capacitor having the same, and a method thereof. The conductive paste composition for a termination electrode includes a conductive metal powder and a glass frit represented by the following Formula: aSiO2-bB2O3-cAl2O3-dTMxOy-eR12O-fR2O, where TM is a transition metal selected from a group consisting of zinc (Zn), titanium (Ti), copper (Cu), vanadium (V), manganese (Mn), iron (Fe) and nickel (Ni); R1 is selected from a group consisting of lithium (Li), sodium (Na) and potassium (K); R2 is selected from a group consisting of magnesium (Mg), calcium (Ca), strontium (Sr) and barium (Ba); each of x and y is larger than 0; and ‘a’ ranges from 15 to 70 mol %, ‘b’ ranges from 15 to 45 mol %, ‘c’ ranges from 1 to 10 mol %, ‘d’ ranges from 1 to 50 mol %, ‘e’ ranges from 2 to 30 mol % and ‘f’ ranges from 5 to 40 mol %.Type: ApplicationFiled: May 19, 2011Publication date: June 21, 2012Inventors: Kang Heon HUR, Chang Hoon KIM, Sung Bum SOHN, Ji Sook KIM, Hyun Hee GU, Gun Jung YOON, Kyu Ha LEE, Sang Hoon KWON, Myung Jun PARK
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Publication number: 20120140376Abstract: A method of manufacturing a laminated body in a raw state for a laminated ceramic capacitor, which includes dielectric ceramic layers containing a dielectric ceramic raw material powder for and internal electrodes, in which a heat treatment is carried out in accordance with a temperature profile in which the average rate of temperature rise is 40° C./second or more from room temperature to a maximum temperature. The dielectric ceramic raw material powder contains a BaTiO3 system as its main constituent and contains Re (Re is at least one selected from Sc, Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu) as an accessory constituent, in which the content of Re is 0.3 to 3 parts by mol with respect to 100 parts by mol of the main constituent.Type: ApplicationFiled: February 14, 2012Publication date: June 7, 2012Inventors: Masayuki Ishihara, Yosuke Hirata, Hideaki Tsuji
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Patent number: 8168288Abstract: In a multilayer ceramic substrate manufactured by a non-shrinking process, a bonding strength of an external conductive film formed on a primary surface of the multilayer ceramic substrate is increased. After a laminate of a multilayer ceramic substrate is formed from first ceramic layers and second shrinkage suppressing ceramic layers, and an underlayer is formed along one primary surface of the multilayer ceramic substrate, an external conductive film is formed on the underlayer. A non-sintering ceramic material powder in a non-sintered state is included in both the external conductive film and the underlayer, and this non-sintering ceramic material powder is fixed due to diffusion of a glass component from the first ceramic layers.Type: GrantFiled: August 27, 2009Date of Patent: May 1, 2012Assignee: Murata Manufacturing Co., Ltd.Inventors: Masato Nomiya, Satoshi Asakura, Tatsuya Ueda, Akira Baba