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1.发明授权公开(公告)号：US10366818B2
公开(公告)日：2019-07-30
申请号：US15669988
申请日：2017-08-07
Applicant: CYNTEC CO., LTD.
Inventor： Tsung-Chan Wu , Roger Hsieh , Yi-Min Huang , Lan-Chin Hsieh , Yu-Ching Kuo
Abstract: A choke includes a single-piece core entirely made of a same material, the single-piece core having two boards and a pillar located between the two boards, a winding space being located among the two boards and the pillar, wherein the pillar has a non-circular and non-rectangular cross section along a direction substantially perpendicular to an axial direction of the pillar, the cross section of the pillar has a first axis and a second axis intersecting with each other at a center of the cross section of the pillar and are substantially perpendicular with each other, the first axis is longer than the second axis, and the cross section of the pillar is substantially symmetrical to both of the first axis and the second axis.
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公开(公告)号：US20180211759A1
公开(公告)日：2018-07-26
申请号：US15935067
申请日：2018-03-26
Applicant: CYNTEC CO., LTD.
Inventor： Chun-Tiao Liu , Lan-Chin Hsieh , Tsung-Chan Wu , Chi-Hsun Lee , Chih-Siang Chuang
CPC classification number: H01F27/022 , H01F1/14741 , H01F1/14766 , H01F1/14791 , H01F17/045 , H01F27/255 , H01F27/2828 , H01F27/29
Abstract: A magnetic device comprising a T-shaped magnetic core made of a material comprising a soft magnetic metal material and having a base and a pillar integrally formed with the base; a coil wound on the pillar; and a unitary magnetic body encapsulating the pillar, the coil and a portion of the base with a bottom surface of the base being not covered by the unitary magnetic body, wherein a contiguous portion of the unitary magnetic body encapsulates a top surface of the pillar and extends into a gap between a side surface of the pillar and an inner surface of the coil, wherein the core loss PBL (mW/cm3) of the unitary magnetic body satisfies: 2×f1.29×Bm2.2≤PBL≤14.03×f1.29×Bm1.08, where f(kHz) represents a frequency of a magnetic field applied to the T-shaped magnetic core, and Bm (kGauss) represents the operating magnetic flux density of the magnetic field at the frequency.
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公开(公告)号：US09959965B2
公开(公告)日：2018-05-01
申请号：US14941647
申请日：2015-11-15
Applicant: CYNTEC CO., LTD.
Inventor： Chun-Tiao Liu , Lan-Chin Hsieh , Tsung-Chan Wu , Chi-Hsun Lee , Chih-Siang Chuang
CPC classification number: H01F27/022 , H01F1/14741 , H01F1/14766 , H01F1/14791 , H01F17/045 , H01F27/255 , H01F27/2828 , H01F27/29
Abstract: An inductor is disclosed, the inductor comprising: a T-shaped magnetic core, being made of a material comprising an annealed soft magnetic metal material and having a base and a pillar integrally formed with the base, wherein the volume of the base is V1 and the volume of the pillar is V2; a coil wound on the pillar; and a magnetic body encapsulating the pillar, the coil and a portion of the base, wherein the ratio of V1 to V2 (V1/V2) is configured in a pre-determined range so as to reduce the total core loss of the inductor with the equivalent permeability of the inductor being between 28.511 and 52.949.
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公开(公告)号：US20150310975A1
公开(公告)日：2015-10-29
申请号：US14793752
申请日：2015-07-08
Applicant: CYNTEC CO., LTD.
Inventor： Tsung-Chan Wu , Roger Hsieh , Yi-Min Huang , Lan-Chin Hsieh , Yu-Ching Kuo , Chia-Hui LAI
IPC: H01F27/02 , H01F27/28 , H01F27/255
CPC classification number: H01F27/24 , H01F3/08 , H01F17/045 , H01F27/022 , H01F27/255 , H01F27/2823 , H01F27/2828 , H01F2017/048
Abstract: A choke includes a single-piece core made of a same material, the single-piece core having a first board, a second board, and a pillar located between the first and second boards, a winding space located among the first board, the second board and the pillar, wherein the pillar has a non-circular and non-rectangular cross section having a first axis and a second axis substantially perpendicularly intersecting with each other at a center of the cross section of the pillar, and wherein a circumference of the cross section of the pillar includes two arc edges, four first substantially straight edges substantially parallel to the first axis, and two second substantially straight edges substantially parallel to the second axis, each of the first substantially straight edges being a joint of and in direct contact with one of the arc edges and one of the second substantially straight edges.
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公开(公告)号：US09117580B2
公开(公告)日：2015-08-25
申请号：US13959441
申请日：2013-08-05
Applicant: CYNTEC CO., LTD.
Inventor： Tsung-Chan Wu , Roger Hsieh , Yi-Min Huang , Lan-Chin Hsieh , Yu-Ching Kuo , Chia-Hui Lai
CPC classification number: H01F27/24 , H01F3/08 , H01F17/045 , H01F27/022 , H01F27/255 , H01F27/2823 , H01F27/2828 , H01F2017/048
Abstract: A choke includes a single-piece core made of a same material, the single-piece core having a first board, a second board, and a pillar located between the first and second boards, a winding space located among the first board, the second board and the pillar, wherein the pillar has a non-circular and non-rectangular cross section having a first axis and a second axis substantially perpendicularly intersecting with each other at a center of the cross section of the pillar, and wherein a circumference of the cross section of the pillar includes two arc edges, four first substantially straight edges substantially parallel to the first axis, and two second substantially straight edges substantially parallel to the second axis, each of the first substantially straight edges being a joint of and in direct contact with one of the arc edges and one of the second substantially straight edges.
Abstract translation: 扼流器包括由相同材料制成的单件式芯，单件式芯具有第一板，第二板和位于第一板和第二板之间的支柱，位于第一板之间的绕组空间，第二板 板和支柱，其中所述支柱具有非圆形和非矩形横截面，所述横截面具有在所述柱的横截面的中心处彼此基本垂直相交的第一轴线和第二轴线，并且其中， 柱的横截面包括两个弧形边缘，基本上平行于第一轴线的四个第一基本上直的边缘和基本上平行于第二轴线的两个第二基本上直的边缘，每个第一基本上直的边缘是直接接触的接头 其中弧形边缘中的一个和第二基本上直的边缘中的一个。
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Patent Agency Ranking
公开(公告)号：US20140077912A1
公开(公告)日：2014-03-20
申请号：US14059472
申请日：2013-10-22
Applicant: CYNTEC CO., LTD.
Inventor： Tsung-Chan Wu
IPC: H01F3/08
CPC classification number: H05K7/026 , H01F3/08 , H01F5/00 , H01F17/043 , H01F27/02 , H01F27/24 , H01F27/2828 , H01F27/29 , H01F27/292 , H01F37/00 , H05K1/18
Abstract: An inductor includes a first core, a conducting wire, a second core and a first lead frame. There is an accommodating space formed on a first side of the first core and there is a recess portion formed on a second side of the first core, wherein the first side is opposite to the second side. The first core has a first height. The conducting wire is disposed in the accommodating space. The second core is disposed on the first side of the first core and covers the accommodating space. The first lead frame has an embedded portion embedded in the recess portion. The embedded portion has a second height. After embedding the embedded portion in the recess portion of the first core, a total height of the embedded portion and the first core is smaller than the sum of the first height and the second height.
Abstract translation: 电感器包括第一芯，导线，第二芯和第一引线框架。 在第一芯体的第一侧上形成有容纳空间，在第一芯体的第二侧形成有凹部，其中第一面与第二面相反。 第一个核心有一个高度。 导线布置在容纳空间中。 第二芯设置在第一芯的第一侧上并覆盖容纳空间。 第一引线框架具有嵌入在凹部中的嵌入部分。 嵌入部分具有第二高度。 在嵌入部分嵌入第一芯部的凹部中之后，嵌入部分和第一芯部的总高度小于第一高度和第二高度之和。
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公开(公告)号：US20130076470A1
公开(公告)日：2013-03-28
申请号：US13681394
申请日：2012-11-19
Applicant: CYNTEC CO., LTD.
Inventor： Tsung-Chan Wu
IPC: H01F37/00
CPC classification number: H05K7/026 , H01F3/08 , H01F5/00 , H01F17/043 , H01F27/02 , H01F27/24 , H01F27/2828 , H01F27/29 , H01F27/292 , H01F37/00 , H05K1/18
Abstract: An inductor includes a first core, a conducting wire, a second core and a first lead frame. There is an accommodating space formed on a first side of the first core and there is a recess portion formed on a second side of the first core, wherein the first side is opposite to the second side. The first core has a first height. The conducting wire is disposed in the accommodating space. The second core is disposed on the first side of the first core and covers the accommodating space. The first lead frame has an embedded portion embedded in the recess portion. The embedded portion has a second height. After embedding the embedded portion in the recess portion of the first core, a total height of the embedded portion and the first core is smaller than the sum of the first height and the second height.
Abstract translation: 电感器包括第一芯，导线，第二芯和第一引线框架。 在第一芯体的第一侧上形成有容纳空间，在第一芯体的第二侧形成有凹部，其中第一面与第二面相反。 第一个核心有一个高度。 导线布置在容纳空间中。 第二芯设置在第一芯的第一侧上并覆盖容纳空间。 第一引线框架具有嵌入在凹部中的嵌入部分。 嵌入部分具有第二高度。 在嵌入部分嵌入第一芯部的凹部中之后，嵌入部分和第一芯部的总高度小于第一高度和第二高度之和。
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公开(公告)号：US20250132376A1
公开(公告)日：2025-04-24
申请号：US18918089
申请日：2024-10-17
Applicant: CYNTEC CO., LTD.
Inventor： Yu-Hsiu Chang , Pei-I Wei , Tsung-Chan Wu
IPC: H01M10/0525 , H01M4/02 , H01M4/04 , H01M4/505 , H01M4/525 , H01M4/66 , H01M10/0568 , H01M10/0569 , H01M50/414
Abstract: A lithium-ion secondary battery is provided in the present disclosure, including a positive electrode with a first current collector and a first active material, a negative electrode, a separator between the positive electrode and the negative electrode, a field electrode at one side of the negative electrode opposite to the positive electrode, and a first insulating layer isolated between the negative electrode and the field electrode.
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公开(公告)号：US20180254137A1
公开(公告)日：2018-09-06
申请号：US15972238
申请日：2018-05-07
Applicant: CYNTEC CO., LTD.
Inventor： Lan-Chin Hsieh , Cheng-Chang Lee , Chih-Hung Chang , Chih-Siang Chuang , Tsung-Chan Wu , Roger Hsieh
CPC classification number: H01F27/24 , H01F3/14 , H01F17/04 , H01F27/2823 , H01F38/023 , H01F2003/106
Abstract: A variable coupled inductor comprises a first core having a first protrusion, a second protrusion, a third protrusion, a first conducting-wire groove and a second conducting-wire groove on the top surface of the first core, wherein the second protrusion is disposed between the first protrusion and the third protrusion, wherein a first conducting wire is disposed in the first conducting-wire groove, and a second conducting wire is disposed in the second conducting-wire groove, wherein a second core, disposed over the first core, wherein a magnetic structure is integrally formed with the second core and protruded on the bottom surface of the second core, wherein the bottom surface of the magnetic structure is located over the top surface of the second protrusion.
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公开(公告)号：US20160113141A1
公开(公告)日：2016-04-21
申请号：US14979564
申请日：2015-12-28
Applicant: CYNTEC CO., LTD.
Inventor： Tsung-Chan Wu
CPC classification number: H05K7/026 , H01F3/08 , H01F5/00 , H01F17/043 , H01F27/02 , H01F27/24 , H01F27/2828 , H01F27/29 , H01F27/292 , H01F37/00 , H05K1/18
Abstract: An inductor includes a first core, a conducting wire, a second core and a first lead frame. There is an accommodating space formed on a first side of the first core and there is a recess portion formed on a second side of the first core, wherein the first side is opposite to the second side. The first core has a first height. The conducting wire is disposed in the accommodating space. The second core is disposed on the first side of the first core and covers the accommodating space. The first lead frame has an embedded portion embedded in the recess portion. The embedded portion has a second height. After embedding the embedded portion in the recess portion of the first core, a total height of the embedded portion and the first core is smaller than the sum of the first height and the second height.
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