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公开(公告)号：US12040135B2
公开(公告)日：2024-07-16
申请号：US18107154
申请日：2023-02-08
Applicant: KEMET Electronics Corporation
Inventor： John Bultitude , Nathan A. Reed , Allen Templeton , James R. Magee , James Davis , Abhijit Gurav , Hunter Hayes , Hanzheng Guo
IPC: H01G4/12 , C04B35/465 , C04B35/495 , C04B35/50 , H01G4/30 , H01G4/40
CPC classification number: H01G4/1245 , C04B35/465 , C04B35/495 , C04B35/50 , H01G4/1227 , H01G4/30 , H01G4/306 , H01G4/40 , C04B2235/66
Abstract: Provided is an improved multilayered ceramic capacitor and an electronic device comprising the multilayered ceramic capacitor. The multilayer ceramic capacitor comprises first conductive plates electrically connected to first external terminations and second conductive plates electrically connected to second external terminations. The first conductive plates and second conductive plates form a capacitive couple. A ceramic portion is between the first conductive plates and said second conductive plates wherein the ceramic portion comprises paraelectric ceramic dielectric. The multilayer ceramic capacitor has a rated DC voltage and a rated AC VPP wherein the rated AC VPP is higher than the rated DC voltage.
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公开(公告)号：US11891340B2
公开(公告)日：2024-02-06
申请号：US16514876
申请日：2019-07-17
Applicant: Skyworks Solutions, Inc.
Inventor： Michael David Hill , David Bowie Cruickshank , David Martin Firor , Iain Alexander Macfarlane , Jeffrey Alan Shunkwiler , John Jianzhong Jiang
IPC: C04B35/443 , C04B35/465 , C04B35/26 , C04B41/00 , C04B35/64 , H01P1/387 , B32B18/00 , C04B37/00 , H01P11/00
CPC classification number: C04B35/465 , B32B18/00 , C04B35/265 , C04B35/2658 , C04B35/64 , C04B37/00 , C04B37/001 , C04B41/0072 , H01P1/387 , H01P11/00 , C04B35/443 , C04B2235/656 , C04B2235/763 , C04B2235/77 , C04B2235/94 , C04B2237/34 , C04B2237/765 , C04B2237/84
Abstract: The disclosed technology generally relates dielectric materials, and more particularly to a combination of co-fireable dielectric materials that can be attached to each other without the use of adhesives. In an aspect, a composite article comprises a magnetic portion comprising a nickel zinc ferrite. The composite article additionally comprises a non-magnetic portion contacting the magnetic portion, the non-magnetic portion comprising a spinel-structured oxide comprising Mg2-xAl2xTi1-xO4 and having a dielectric constant between about 7 and 14, wherein 0
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公开(公告)号：US20190096578A1
公开(公告)日：2019-03-28
申请号：US16126242
申请日：2018-09-10
Applicant: Taiyo Yuden Co., Ltd.
Inventor： NORIHIRO ARAI , KATSUO SAKATSUME , TAKESHI NOSAKI , MASUMI ISHII , JOJI ARIGA
CPC classification number: H01G4/1209 , C04B35/465 , C04B35/486 , C04B35/49 , C04B2235/3203 , C04B2235/3208 , C04B2235/3213 , C04B2235/3244 , C04B2235/3262 , C04B2235/3409 , C04B2235/3418 , C04B2235/768 , H01G4/008 , H01G4/1227 , H01G4/1236 , H01G4/1245 , H01G4/232 , H01G4/248 , H01G4/30
Abstract: A multi-layer ceramic capacitor includes: a ceramic body that includes a plurality of ceramic layers laminated in one axial direction and includes polycrystal having a Perovskite structure as a main phase, the Perovskite structure containing calcium and zirconium and being expressed by a general expression ABO3, the polycrystal containing silicon, boron, and lithium;first and second internal electrodes alternately disposed between the ceramic layers; a first external electrode provided on an outer surface of the ceramic body and connected to the first internal electrodes; and a second external electrode provided on the outer surface of the ceramic body and connected to the second internal electrodes, the multi-layer ceramic capacitor satisfying 0.2858V+0.4371≤CLi≤0.1306V+3.0391, where V (mm3) represents a volume of the ceramic body, and CLi (atm %) represents a concentration of the lithium when a concentration of a B-site element of the main phase of the polycrystal is 100 atm %.
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公开(公告)号：US20180282229A1
公开(公告)日：2018-10-04
申请号：US15765150
申请日：2016-09-30
Applicant: TDK CORPORATION
Inventor： Kumiko YAMAZAKI , Isao NAKAHATA
IPC: C04B35/58 , C04B35/626 , C04B35/64 , C04B35/634 , C04B35/622 , C23C14/28 , C23C14/06 , H01G4/12 , H01G4/33
CPC classification number: C04B35/58014 , C04B35/462 , C04B35/465 , C04B35/495 , C04B35/58007 , C04B35/62218 , C04B35/6262 , C04B35/6264 , C04B35/62655 , C04B35/63416 , C04B35/64 , C04B2235/3201 , C04B2235/3208 , C04B2235/3213 , C04B2235/3215 , C04B2235/3224 , C04B2235/3227 , C04B2235/3229 , C04B2235/3251 , C04B2235/3258 , C04B2235/3895 , C04B2235/604 , C04B2235/606 , C04B2235/6567 , C04B2235/76 , C04B2235/768 , C04B2235/77 , C04B2235/79 , C04B2235/96 , C23C14/0021 , C23C14/0676 , C23C14/088 , C23C14/28 , H01B3/00 , H01G4/12 , H01G4/1209 , H01G4/33
Abstract: A dielectric thin film with high relative permittivity and high insulation can establish the amount of nitrogen in a metal oxynitride to be low. A dielectric thin film, wherein the dielectric composition is a metal oxynitride solid solution including Ma and Mb: a composition represented by the chemical formula MazMbOxNy (Ma is one element selected from Sr, Ba, Ca, La, Ce, Pr, Nd, and Na, Mb is one element selected from Ta, Nb, Ti and W, O is oxygen, and N is nitrogen); when a is the ionic valence exhibited when Ma occupies an A site in the perovskite structure and b is the ionic valence exhibited when Mb occupies a B site in the perovskite structure, a and b are 6.7≤a+b≤7.3, and x, y and z are 0.8≤z≤1.2, 2.450≤x≤3.493, and 0.005≤y≤0.700.
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公开(公告)号：US20180251405A1
公开(公告)日：2018-09-06
申请号：US15846227
申请日：2017-12-19
Applicant: Industrial Technology Research Institute
Inventor： Chun-An Lu , Hong-Ching Lin , Chiung-Hsiung Chen , Yuan-Ling Tsai
IPC: C04B35/495 , C04B35/443 , C04B35/626 , C04B35/64
CPC classification number: C04B35/495 , C04B35/14 , C04B35/443 , C04B35/462 , C04B35/465 , C04B35/6261 , C04B35/6262 , C04B35/6264 , C04B35/64 , C04B2235/3206 , C04B2235/3217 , C04B2235/3222 , C04B2235/3234 , C04B2235/3236 , C04B2235/3239 , C04B2235/3251 , C04B2235/3255 , C04B2235/3284 , C04B2235/3418 , C04B2235/3445 , C04B2235/36 , C04B2235/6567 , C04B2235/72 , C04B2235/76 , C04B2235/762 , C04B2235/766 , C04B2235/767 , C04B2235/80
Abstract: A dielectric ceramic composition includes a first inorganic component having a trigonal ditrigonal pyramidal crystal structure, a second inorganic component having a hexoctahedral crystal structure, and a solid solution portion of the trigonal ditrigonal pyramidal crystal structure and the hexoctahedral crystal structure is formed between the first inorganic component and the second inorganic component.
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Patent Agency Ranking
公开(公告)号：US20170291855A1
公开(公告)日：2017-10-12
申请号：US15512691
申请日：2015-09-29
Applicant: OTSUKA CHEMICAL CO., LTD
Inventor： Shogo Kamada
IPC: C04B35/465 , C04B35/626 , C04B35/64 , C08K3/22
CPC classification number: C04B35/465 , C01G23/00 , C01G23/005 , C01P2004/03 , C01P2004/12 , C01P2004/34 , C01P2004/61 , C04B35/62695 , C04B35/64 , C08K3/18 , C08K3/22 , C08K2003/2237 , C08L101/00 , C09K3/14 , F16D69/00 , F16D69/02
Abstract: Provided axe porous titanate compound particles capable of giving excellent fade resistance when used in a friction material, a resin compound and a friction material each containing the porous titanate compound particles, and a method for producing the porous titanate compound particles. Porous titanate compound particles are each formed of titanate compound crystal grains bonded together and have a cumulative pore volume of 5% or more within a pore diameter range of 0.01 to 1.0 μm.
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公开(公告)号：US09679698B2
公开(公告)日：2017-06-13
申请号：US14389296
申请日：2012-11-13
Applicant: TAIYO YUDEN CO., LTD.
Inventor： Koichiro Morita , Tetsuo Shimura
IPC: H01G4/06 , C04B35/00 , H01G4/12 , H01G4/012 , H01G4/248 , H01G4/30 , C04B35/468 , C04B35/465
CPC classification number: H01G4/1227 , C04B35/465 , C04B35/4682 , C04B2235/3206 , C04B2235/3224 , C04B2235/3236 , C04B2235/3239 , C04B2235/3244 , C04B2235/3262 , C04B2235/3418 , C04B2235/5445 , C04B2235/5454 , C04B2235/6584 , C04B2235/72 , C04B2235/784 , C04B2235/785 , H01G4/012 , H01G4/1209 , H01G4/248 , H01G4/30
Abstract: A multi-layer ceramic capacitor has a structure where the dispersion, nd, of average grain size of the dielectric grains constituting the dielectric layer (a value (D90/D10) obtained by dividing D90 which is a grain size including 90% cumulative abundance of grains by D10 which is a grain size including 10% cumulative abundance of grains) is smaller than 4.
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公开(公告)号：US20170110246A1
公开(公告)日：2017-04-20
申请号：US15301737
申请日：2015-06-12
Applicant: Ferro Corporation
Inventor： Walter J. Symes, JR. , Gregory R. Prinzbach , John J. Maloney , James E. Henry , Orville W. Brown , Srinivasan Sridharan , Yie-Shein Her , Stanley Wang , George E. Graddy, JR. , George E. Sakoske
IPC: H01G4/12 , C04B35/478 , C04B35/475 , C04B35/465 , C04B35/468 , C04B35/453 , C04B35/22 , C04B35/16 , C04B35/195 , C04B35/18 , C04B35/622 , C04B35/64 , C03C8/18 , C09D5/24 , C04B35/626
CPC classification number: H01G4/129 , C03C8/18 , C04B35/16 , C04B35/18 , C04B35/195 , C04B35/22 , C04B35/453 , C04B35/465 , C04B35/468 , C04B35/4682 , C04B35/475 , C04B35/478 , C04B35/62218 , C04B35/6263 , C04B35/64 , C04B2235/3203 , C04B2235/3208 , C04B2235/3215 , C04B2235/3217 , C04B2235/3222 , C04B2235/3224 , C04B2235/3236 , C04B2235/3281 , C04B2235/3284 , C04B2235/3298 , C04B2235/3409 , C04B2235/3418 , C04B2235/3436 , C04B2235/445 , C04B2235/6025 , C04B2235/608 , C04B2235/72 , C04B2235/725 , C04B2235/77 , C09D5/24 , H01G4/105 , H01G4/12 , H01G4/1209 , H01G4/1227
Abstract: LTCC devices are produced from dielectric compositions comprising a mixture of precursor materials that, upon firing, forms a dielectric material comprising a matrix of titanates of alkaline earth metals, the matrix doped with at least one selected from rare-earth element, aluminum oxide, silicon oxide and bismuth oxide.
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公开(公告)号：US09627134B2
公开(公告)日：2017-04-18
申请号：US14936409
申请日：2015-11-09
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Jae Sung Park , Seok Hyun Yoon , Chang Hoon Kim , Doo Young Kim , Soo Kyong Jo
IPC: C04B35/465 , C04B35/47 , H01G4/12 , B32B18/00 , C04B35/49 , C04B35/626 , H01G4/30
CPC classification number: H01G4/1245 , B32B18/00 , B32B2457/16 , C04B35/465 , C04B35/47 , C04B35/49 , C04B35/6261 , C04B35/62675 , C04B35/64 , C04B2235/3206 , C04B2235/3208 , C04B2235/3213 , C04B2235/3215 , C04B2235/3217 , C04B2235/3227 , C04B2235/3229 , C04B2235/3236 , C04B2235/3249 , C04B2235/3251 , C04B2235/3294 , C04B2235/3418 , C04B2235/442 , C04B2235/6025 , C04B2235/656 , C04B2235/6582 , C04B2235/768 , C04B2235/96 , C04B2237/346 , C04B2237/348 , C04B2237/704 , H01G4/005 , H01G4/1227 , H01G4/1236 , H01G4/248 , H01G4/30
Abstract: A ceramic dielectric composition contains a base material powder represented by one or more of (Ca1−xSrx)(Zr1−yTiy)O3, Ca(Zr1−yTiy)O3, Sr(Zr1−yTiy)O3, (Ca1−xSrx)ZrO3, and (Ca1−xSrx)TiO3, in which x and y satisfy 0≦x≦1.0 and 0.2≦y≦0.9, respectively. The ceramic dielectric composition may have high room-temperature permittivity and excellent ESD protection characteristics and may secure withstand voltage characteristics while implementing relatively high capacitance.
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公开(公告)号：US08968609B2
公开(公告)日：2015-03-03
申请号：US12778189
申请日：2010-05-12
Applicant: Kalaga Murali Krishna , Jay Chakraborty , Lohit Matani , Adnan Kutubuddin Bohori , Suma Memana Narayana Bhat , Somakumar Ramachandrapanicker
Inventor： Kalaga Murali Krishna , Jay Chakraborty , Lohit Matani , Adnan Kutubuddin Bohori , Suma Memana Narayana Bhat , Somakumar Ramachandrapanicker
IPC: H02J17/00 , C04B35/465 , C04B35/468 , C01G23/00 , C04B35/462 , C04B35/47 , C04B35/632 , H01F38/14
CPC classification number: C04B35/4682 , C01G23/002 , C01G23/006 , C01P2002/52 , C01P2006/40 , C04B35/462 , C04B35/465 , C04B35/47 , C04B35/632 , C04B2235/3208 , C04B2235/3213 , C04B2235/3215 , C04B2235/3217 , C04B2235/3227 , C04B2235/3234 , C04B2235/3241 , C04B2235/3244 , C04B2235/3281 , C04B2235/3298 , C04B2235/40 , C04B2235/445 , C04B2235/483 , C04B2235/604 , C04B2235/656 , C04B2235/6567 , C04B2235/658 , C04B2235/6582 , C04B2235/6585 , C04B2235/768 , C04B2235/77 , C04B2235/80 , C04B2235/85 , H01F38/14
Abstract: A contactless power transfer system is proposed. The power transfer system comprises a field-focusing element comprising a dielectric material. The dielectric material comprises a composition that is selected from the family of (Ba,Sr)TiO3 or CaCu3Ti4O12. The compositions of the (Ba,Sr)TiO3 include the materials such as Ca1-x-yBaxSryTi1-zCrzO3-δNp, wherein 0
Abstract translation: 提出了一种非接触式电力传输系统。 电力传输系统包括包含电介质材料的场聚焦元件。 电介质材料包括选自（Ba，Sr）TiO 3或CaCu 3 Ti 4 O 12族的组合物。 （Ba，Sr）TiO 3的组成包括诸如Ca1-x-yBaxSryTi1-zCrzO3-δNp的材料，其中0
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