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11.发明申请公开(公告)号：US20150380159A1
公开(公告)日：2015-12-31
申请号：US14527430
申请日：2014-10-29
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Seung Ho LEE , Jong Han KIM , Min Gon LEE , Yoon Hee LEE , Sung Hwan LEE
Abstract: A multilayer ceramic electronic component may include a ceramic body including a plurality of dielectric layers, and internal electrodes disposed on the dielectric layer and having an unevenness portion on at least one surface thereof. The unevenness portion includes a plurality of convex portions and a plurality of concave portions alternately disposed, and the convex and concave portions may be formed to extend in a first direction, respectively.
Abstract translation: 多层陶瓷电子部件可以包括包括多个电介质层的陶瓷体，以及设置在电介质层上并在其至少一个表面上具有凹凸部的内部电极。 凹凸部包括多个凸部和交替配置的多个凹部，凸部和凹部分别形成为沿第一方向延伸。
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公开(公告)号：US20150200054A1
公开(公告)日：2015-07-16
申请号：US14262162
申请日：2014-04-25
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Min Gon LEE , Jong Han KIM , Seung Ho LEE
CPC classification number: H01G4/12 , H01G4/012 , H01G4/30 , H05K3/3442 , H05K2201/10015 , H05K2201/2045 , Y02P70/613 , Y10T29/435
Abstract: A multilayer ceramic capacitor may include a ceramic body having a plurality of dielectric layers stacked therein; an active part including a plurality of first and second internal electrodes alternately exposed through both end surfaces of the ceramic body; upper and lower cover layers; and first and second external electrodes covering both end surfaces of the ceramic body. When a thickness of the upper or lower cover layer is defined as C, a margin between the active part and a side surface of the ceramic body in a width direction is defined as M, a cross-sectional area of the ceramic body in a width-thickness direction is defined as Ac, and a cross-sectional area of the active part in the width-thickness direction, in which the internal electrodes are overlapped in a thickness direction, is defined as Aa, 1.826≦C/M≦4.686, and 0.2142≦Aa/Ac≦0.4911.
Abstract translation: 多层陶瓷电容器可以包括具有堆叠在其中的多个电介质层的陶瓷体; 活性部分，包括通过陶瓷体的两个端面交替暴露的多个第一和第二内部电极; 上下盖层; 以及覆盖陶瓷体两端面的第一和第二外部电极。 当上盖层或下覆盖层的厚度定义为C时，陶瓷体的宽度方向上的活性部分和侧表面之间的边界被定义为M，陶瓷体的宽度的横截面积 厚度方向被定义为Ac，并且内部电极在厚度方向上重叠的宽度 - 厚度方向上的有源部分的横截面面积被定义为Aa，1.826＆nlE; C / M＆nlE; 4.686 ，和0.2142＆amp; NlE; Aa / Ac＆nlE; 0.4911。
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13.发明申请公开(公告)号：US20150022941A1
公开(公告)日：2015-01-22
申请号：US14061744
申请日：2013-10-23
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Su Hwan CHO , Jong Han KIM , Seung Ho LEE , Jae Yeol CHOI
Abstract: There is provided a multilayer ceramic electronic component includes a ceramic body including a dielectric layer; and an internal electrode formed in the ceramic body, wherein on a cross-section of the ceramic body in a width-thickness direction, a thickness Te of the internal electrode satisfies 0.1 μm≦Te≦1.0 μm, and when the internal electrode is divided into three regions including a central region and both edge regions in a width direction of the ceramic body and a ratio of an actual total length of the internal electrode corresponding to the sum of lengths of electrode portions to an ideal total length of the internal electrode is defined as connectivity S of the internal electrode, connectivity of the internal electrode in the edge regions satisfies 75%≦S≦98%, and a ratio of connectivity of the internal electrode in the edge regions to connectivity of the internal electrode in the central region is 0.9 to 0.98.
Abstract translation: 提供了一种多层陶瓷电子部件，包括：包含电介质层的陶瓷体; 以及形成在所述陶瓷体中的内部电极，其中，在所述陶瓷体的宽度方向的截面上，所述内部电极的厚度Te满足0.1μm＆lt; 1lE; Te＆nlE;1.0μm，并且当所述内部电极被分割时 在陶瓷体的宽度方向上包括中心区域和两个边缘区域的三个区域，并且与电极部分的长度之和相对应的内部电极的实际总长度与内部电极的理想总长度之比为 定义为内部电极的连通性，边缘区域中的内部电极的连通性满足75％＆lt; NlE; S＆nlE; 98％，并且边缘区域中的内部电极与中心内部电极的连通性的连接性 区域为0.9〜0.98。
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公开(公告)号：US20140355176A1
公开(公告)日：2014-12-04
申请号：US13974759
申请日：2013-08-23
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Min Gon LEE , Seung Ho LEE , Jong Han KIM , Yoon Hee LEE , Sung Hwan LEE
CPC classification number: H01G4/012 , H01G4/0085 , H01G4/12 , H01G4/30
Abstract: There is provided a multilayer ceramic electronic component including a ceramic body including dielectric layers, and first and second internal electrodes formed within the ceramic body and disposed to face each other having the respective dielectric layers interposed therebetween, wherein in a cross-section of the ceramic body in a length-thickness (L-T) direction, when an area of non-electrode regions in cover part internal electrodes among the first and second internal electrodes is defined as Acover and an area of non-electrode regions in center part internal electrodes among the first and second internal electrodes is defined as Acenter, a ratio of Acenter to Acover satisfies 0.33≦Acenter/Acover≦0.95.
Abstract translation: 提供了一种多层陶瓷电子部件，其包括：包含电介质层的陶瓷体，以及形成在陶瓷体内并且彼此相对设置的第一和第二内部电极，所述第一和第二内部电极具有介于其间的各个电介质层，其中，在陶瓷的横截面中 在第一和第二内部电极中的覆盖部分内部电极中的非电极区域的面积被定义为Acover和中心部分内部电极中的非电极区域的面积之间的长度（LT）方向上的主体 第一和第二内部电极被定义为Acenter，Acenter与Acover的比率满足0.33＆amp; NlE; Acenter / Acover＆amp; NlE; 0.95。
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公开(公告)号：US20140326493A1
公开(公告)日：2014-11-06
申请号：US13950963
申请日：2013-07-25
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Seung Ho LEE , Dae Bok OH , Jong Han KIM , Su Hwan CHO , Min Gon LEE , Wi Heon KIM
CPC classification number: H01G4/01 , H01G4/005 , H01G4/12 , H01G4/232 , H01G4/30 , H05K1/0306 , H05K1/181
Abstract: A multilayer ceramic electronic component includes: a ceramic body including a recess portion formed in a length direction of at least one main surface thereof so as to be inwardly concave and satisfying T (thickness)/W (width)>1.0; first and second internal electrodes disposed to face each other in the ceramic body; and first and second external electrodes extended from the end surfaces of the ceramic body to the at least one main surface, wherein when the ceramic body is divided into an upper region At, corresponding to 70% to 90% of an overall thickness of the ceramic body, and a lower region Ab, corresponding to 10% to 30% of the overall thickness of the ceramic body, a ratio of an average particle size of Ab materials to an average particle size of At materials is less than 0.5.
Abstract translation: 多层陶瓷电子部件包括：陶瓷体，其包括在其至少一个主表面的长度方向上形成的凹部，以便向内凹入并满足T（厚度）/ W（宽度）> 1.0; 在陶瓷体中彼此相对设置的第一和第二内部电极; 以及从所述陶瓷体的端面向所述至少一个主面延伸的第一外部电极和第二外部电极，其中，当所述陶瓷体分为上部区域At时，相当于所述陶瓷的整体厚度的70％〜90％ 本体和下部区域Ab相对于陶瓷体的总体厚度的10〜30％，Ab材料的平均粒径与At材料的平均粒径的比例小于0.5。
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Patent Agency Ranking
公开(公告)号：US20130321977A1
公开(公告)日：2013-12-05
申请号：US13900533
申请日：2013-05-23
Applicant: Samsung Electro-Mechanics Co., Ltd.
Inventor： Seung Ho LEE , Jong Han KIM , Eung Soo KIM
CPC classification number: H01G4/008 , B32B18/00 , C04B2237/346 , H01G4/0085 , H01G4/1227 , H01G4/30
Abstract: Disclosed herein is a multilayered ceramic component having a structure in which internal electrode layers and dielectric layers are alternately multilayered, wherein the internal electrode layer includes 0.01 to 12 wt % of common material based on weight of metal powders, and an average particle size of the common material is within 30% of an average particle size of the metal powders. According to the first exemplary embodiment of the present invention, the particle size and the added amount of common material squeezed out from the internal electrode layer at the time of firing at a high temperature are controlled, thereby making it possible to improve the connectivity of the internal electrode.
Abstract translation: 本发明公开了具有内部电极层和电介质层交替层叠的结构的多层陶瓷部件，其中，内部电极层包含基于金属粉末重量的0.01〜12重量％的普通材料，平均粒径为 普通材料在金属粉末的平均粒径的30％以内。 根据本发明的第一示例性实施例，控制在高温烧制时从内部电极层挤出的普通材料的粒度和添加量，从而可以提高 内部电极
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公开(公告)号：US20220223343A1
公开(公告)日：2022-07-14
申请号：US17710215
申请日：2022-03-31
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Jae Sung PARK , Jeong Ryeol KIM , In Tae SEO , Jong Han KIM , Hyung Soon KWON , Hee Sun CHUN
Abstract: A multilayer ceramic capacitor includes a ceramic body including first and second surfaces opposing each other, and third and fourth surfaces connecting the first and second surfaces, a plurality of internal electrodes disposed inside the ceramic body, exposed from the first and second surfaces, and having an end exposed from the third surface or the fourth surface, and a first side margin and a second side margin respectively disposed on the first and second surfaces, from which end portions of the plurality of internal electrodes are exposed. The first and second side margins include a base material powder of a barium titanate-based base powder and a subcomponent. The subcomponent includes terbium (Tb) as a first subcomponent including a lanthanide rare earth element, and a content ratio of the terbium (Tb) to a content of the first subcomponent (RE) excluding the terbium (Tb) satisfies 0.110≤Tb/RE≤2.333.
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公开(公告)号：US20220204407A1
公开(公告)日：2022-06-30
申请号：US17523249
申请日：2021-11-10
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Jae Sung PARK , Hee Sun CHUN , In Tae SEO , Hyung Joon JEON , Chung Eun LEE , Jong Han KIM
IPC: C04B35/468 , H01G4/30 , H01G4/248 , H01G4/232 , H01G4/12 , H01C7/00 , H01C7/10 , H01C1/148 , H01F27/29 , H01F27/28 , H01L41/047
Abstract: A dielectric material includes a main component represented by (Ba1-xCax)(Ti1-y(Zr, Sn, Hf)y)O3 (0≤x≤1 and 0≤y≤0.5); a first subcomponent including at least one of elements among Y, Dy, Ho, Er, Gd, Ce, Nd, Nb, Sm, Tb, Eu, Tm, La, Lu, and Yb; a second subcomponent including Si and/or Al; and a third subcomponent including Ba and/or Ca.
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公开(公告)号：US20170025222A1
公开(公告)日：2017-01-26
申请号：US15071803
申请日：2016-03-16
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Kum Jin PARK , Chang Hak CHOI , Jong Hoon YOO , Doo Young KIM , Min Gi SIN , Chi Hwa LEE , Chul Seung LEE , Jong Han KIM
Abstract: A multilayer ceramic electronic component includes a ceramic body in which dielectric layers and internal electrodes are alternately stacked. The dielectric layers contain at least one dielectric grain having a ratio of a long axis to a short axis that is 3.5 or more. The internal electrodes contain a ceramic component containing a grain growth adjusting ingredient for dielectric grains. Each dielectric layer includes interfacial portions adjacent to the internal electrodes and a central portion disposed between the interfacial portions, and concentrations of the grain growth adjusting ingredient in the interfacial portions and the central portion are different from each other.
Abstract translation: 多层陶瓷电子部件包括其中电介质层和内部电极交替堆叠的陶瓷体。 电介质层含有至少一个长轴与短轴之比为3.5以上的电介质晶粒。 内部电极含有含有电介质晶粒的晶粒生长调节成分的陶瓷成分。 每个电介质层包括与内部电极相邻的界面部分和设置在界面部分之间的中心部分，并且界面部分和中心部分中晶粒生长调节成分的浓度彼此不同。
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20.发明申请公开(公告)号：US20150027764A1
公开(公告)日：2015-01-29
申请号：US14067835
申请日：2013-10-30
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Seung Ho LEE , Jong Han KIM , Min Gon LEE , Yoon Hee LEE
CPC classification number: H01G4/30 , H01G4/0085 , H01G4/012 , H01G4/12 , H01G4/1227 , H05K3/3442 , H05K2201/10015 , H05K2201/10636 , Y02P70/611 , Y10T29/435
Abstract: There is provided a multilayer ceramic capacitor including: a ceramic body including dielectric layers; and a plurality of internal electrodes disposed within the ceramic body, having the dielectric layer interposed therebetween, wherein, on a cross section of the ceramic body in a width-thickness direction thereof, when a distance between an uppermost internal electrode and a lowermost internal electrode measured at centers thereof in a width direction thereof is defined as a and a distance between the uppermost internal electrode and the lowermost internal electrode measured at edges thereof in the width direction thereof is defined as b, 0.953≦a/b≦0.996 is satisfied.
Abstract translation: 提供了一种多层陶瓷电容器，其包括：包括电介质层的陶瓷体; 以及设置在所述陶瓷体内的多个内部电极，其间插入有所述电介质层，其中，在所述陶瓷体的宽度方向的截面上，当所述陶瓷体的最内侧的内部电极和最下层的内部电极之间的距离 定义为在其宽度方向的中心处测量的最大内部电极和最内部电极之间的距离，其边缘处的宽度方向上测量的距离定义为b，满足0.953＆nlE; a / b＆nlE; 0.996 。
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