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公开(公告)号：US20240304376A1
公开(公告)日：2024-09-12
申请号：US18375310
申请日：2023-09-29
IPC分类号： H01F27/29
CPC分类号： H01F27/292
摘要： A coil component includes a body having a recess formed therein, a support member disposed within the body, a coil disposed on the support member, and an external electrode disposed on one surface of the body, the external electrode extending to the recess to be connected to the coil. The external electrode includes a first metal layer disposed on the recess to be in contact with the coil, and a conductive resin layer having at least a portion in contact with the first metal layer.
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公开(公告)号：US20240161970A1
公开(公告)日：2024-05-16
申请号：US18371698
申请日：2023-09-22
发明人： No Il PARK , In Young KANG , Jong Pil LEE
CPC分类号： H01F27/292 , H01F17/0013 , H01F27/2828
摘要： A coil component includes: a body having a first and a second surface opposing, and including first and second recesses respectively formed in the first and the second surface; a support member disposed in the body; a coil including a first coil portion disposed on one surface of the support member, a sub-lead portion extending from an outermost turn of the first coil portion to the first surface, a first lead portion disposed on other surface of the support member and connected to the sub-lead portion, a second coil portion disposed on the other surface of the support member, and a second lead portion extending from an outermost turn of the second coil portion to the second surface, wherein a thickness of the sub-lead portion is less than that of the first coil portion, and a width of the sub-lead portion is less than that of the first lead portion.
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公开(公告)号：US20230326663A1
公开(公告)日：2023-10-12
申请号：US18110542
申请日：2023-02-16
发明人： Jae Hun KIM , In Young KANG
CPC分类号： H01F27/2828 , H01F27/24 , H01F27/292 , H01F27/022
摘要： A coil component includes a body having first and second surfaces opposing each other, third and fourth surfaces opposing each other, and fifth and sixth surfaces connecting the first to fourth surfaces and including a mold portion having a core protruding from one surface and a cover portion disposed on the one surface of the mold portion, a wound coil having a wound portion disposed between the mold portion and the cover portion and wound around the core, a lead-out portion disposed on a side surface of the mold portion and exposed to the sixth surface of the body, and a connection portion connecting the wound portion to the lead-out portion, and an external electrode disposed on the sixth surface of the body and connected to the lead-out portion, wherein the lead-out portion is disposed to be parallel to a winding axis of the wound portion.
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公开(公告)号：US20230207167A1
公开(公告)日：2023-06-29
申请号：US18071199
申请日：2022-11-29
发明人： Jong Ok JEON , Jeong Ho LIM , Hyo Ki HONG , Il Jin PARK , Young Seuck YOO , In Young KANG
CPC分类号： H01F1/15333 , B22F1/054 , B22F1/16 , B22F2301/35 , B22F2302/25 , B22F2304/054 , B22F2304/056 , B22F2304/058 , C22C38/18
摘要： A magnetic particle includes a magnetic metal particle, and an oxide film formed on a surface of the magnetic metal particle, wherein the magnetic metal particle includes a single crystalline zone containing an Fe component, and the oxide film includes an amorphous zone containing an Fe component. The single crystalline zone may include an α-Fe phase.
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公开(公告)号：US20230170134A1
公开(公告)日：2023-06-01
申请号：US17985353
申请日：2022-11-11
发明人： Jong Ok JEON , Hyo Ki HONG , In Young KANG , Young Seuck YOO
CPC分类号： H01F27/292 , H01F27/022 , H01F27/24 , H01F1/20
摘要： A coil component includes a body including a molded portion including a first magnetic metal particle and a cover portion disposed on one surface of the molded portion and including a second magnetic metal particle; and a coil portion disposed between the one surface of the molded portion and the cover portion and embedded in the body, wherein at least one of the first and second magnetic metal particles includes first to third particles having different medians (d50) of particle sizes.
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公开(公告)号：US20240194394A1
公开(公告)日：2024-06-13
申请号：US18383174
申请日：2023-10-24
发明人： Ye Ji JUNG , Jae Hun KIM , Ju Hwan YANG , In Young KANG , Boum Seock KIM
CPC分类号： H01F27/292 , H01F5/04
摘要： A coil component includes a body, a support member, a first coil including a first coil portion disposed on one surface of the support member and having one end and the other end being a first lead-out portion and a first connection portion, respectively, a sub-lead-out portion disposed on the other surface of the support member, and a first via connecting the first lead-out portion and the sub-lead-out portion, a second coil disposed on the other surface of the support member and including a second coil portion having one end and the other end being a second lead-out portion and a second connection portion, respectively, and a second via connecting the first and second connection portions, wherein the first via has a diameter greater than a diameter of the second via.
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公开(公告)号：US20230326665A1
公开(公告)日：2023-10-12
申请号：US18093595
申请日：2023-01-05
发明人： Jae Hun KIM , In Young KANG
CPC分类号： H01F27/292 , H01F27/022 , H01F27/32
摘要： A coil component includes a body having a first surface and a second surface opposing each other, and a first side surface and a second side surface connecting the first surface to the second surface and opposing each other, a wound coil disposed in the body, and including a wound portion wound around a winding axis perpendicular to the first side surface of the body and first and second lead-out portions spaced apart from each other on the first side surface of the body, and first and second external electrodes spaced apart from each other on the first surface of the body, extending only onto the first side surface of the body and connected to the first and second lead-out portions, respectively.
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公开(公告)号：US20230207170A1
公开(公告)日：2023-06-29
申请号：US18085229
申请日：2022-12-20
发明人： Jong Ok JEON , Hyo Ki HONG , Jeong Ho LIM , Il Jin PARK , Young Seuck YOO , In Young KANG
摘要： A magnetic particle includes a magnetic metal particle having a plurality of phases. The plurality of phases include an Fe-based phase and an Fe3O4 phase. An area ratio of the Fe3O4 phase in which the Fe3O4 phase occupies in the plurality of phases is less than 50%.
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公开(公告)号：US20230170123A1
公开(公告)日：2023-06-01
申请号：US17987415
申请日：2022-11-15
发明人： Jae Wook LEE , In Young KANG
CPC分类号： H01F17/0013 , H01F17/04 , H01F27/2828 , H01F27/324 , H01F2017/048
摘要： A coil component includes a body, a coil portion disposed in the body and including lead-out portions exposed to one surface of the body; external electrodes disposed on the body and connected to the lead-out portions, and a surface insulating layer disposed on the body and including fillers, in which a ratio of a cross-sectional area of the fillers to a cross-sectional area of the entire surface insulating layer is 25% or more and 40% or less in a cross section of the surface insulating layer.
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公开(公告)号：US20170070208A1
公开(公告)日：2017-03-09
申请号：US15179248
申请日：2016-06-10
发明人： Jae Sang LEE , Ho Phil JUNG , Sung Wook KIM , Tae Joon PARK , In Young KANG , Dong Joon OH , Je Hong KYOUNG , Kyo Yeol LEE , Jong Pil LEE , Seung Mo LIM
CPC分类号： H03H9/19 , H03H3/02 , H03H9/02023 , H03H9/02157 , H03H2003/022
摘要： A piezoelectric oscillator, and method of making the same, includes an oscillation substrate comprising an oscillating part and a surrounding part, wherein a the surrounding part is thinner than the oscillating part, and oscillating electrodes disposed on an upper surface and a lower surface of the oscillating part. The oscillation substrate is configured according to H=400.59×X+1.75±1.5, wherein H=100×(T2/T1) and S=T2/(L1−L2), wherein L1 represents an entire length of the oscillation substrate, L2 represents a length of the oscillating part, T1 represents a thickness of the oscillating part, and T2 represents a step height between the oscillating part and the surrounding part.
摘要翻译： 压电振荡器及其制造方法包括振荡基板，其包括振荡部和周围部，其中周围部比振荡部更薄，振荡电极设置在振荡部的上表面和下表面 摆动部分。 振荡基板根据H = 400.59×X + 1.75±1.5配置，其中H = 100×（T2 / T1）和S = T2 /（L1-L2），其中L1表示振荡基板的整个长度，L2 表示振荡部的长度，T1表示振动部的厚度，T2表示振动部与周围部之间的台阶高度。
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