公开(公告)号：US20020047769A1

公开(公告)日：2002-04-25

申请号：US09943604

申请日：2001-08-30

Applicant: Memscap S.A.

Inventor： Jean-Marc Fedeli

IPC: H01F038/20

CPC classification number: B82Y25/00 ,  H01F10/3218 ,  H01F10/3286 ,  H01F17/0033

Abstract: Inductive microcomponent (1), such as a microinductor or microtransformer, comprising a metal winding (2) having the shape of a solenoid, and a magnetic core (4) including a strip made of a ferromagnetic material, positioned at the center of the solenoid (2), and characterized in that the core comprises at least one additional strip made of a ferromagnetic material (13), separated from the other strip (12) by a spacer layer (14) made of a non-magnetic material, the thickness of which is such that the strips (12, 13) located on either side of the spacer layer (14) are antiferromagnetically coupled.

Abstract translation: 包括具有螺线管形状的金属绕组（2）的微电子或微型变压器的感应微元件（1）和包括由铁磁材料制成的带的磁芯（4）位于螺线管的中心 （2），其特征在于，所述芯包括由铁磁材料（13）制成的至少一个附加带，所述铁磁材料通过由非磁性材料制成的间隔层（14）与另一条带（12）分离，所述厚度 位于间隔层（14）的任一侧上的条（12,13）被反铁磁耦合。

公开(公告)号：US20020050906A1

公开(公告)日：2002-05-02

申请号：US09870819

申请日：2001-05-31

Applicant: MEMSCAP, S.A.

Inventor： Jean-Marc Fedeli ,  Bertrand Guillon

IPC: H01F038/20

CPC classification number: H01F3/14 ,  H01F17/0006 ,  H01F17/0033 ,  H01F27/34

Abstract: Inductive microcomponent (1), such as a microinductor or microtransformer, comprising a metal winding (2) having the shape of a solenoid and a magnetic core (4) made of a ferromagnetic material positioned at the center of the solenoid (2), wherein the core (4) consists of several sections (13-16) separated by cutouts (17-19) oriented parallel to the main axis (20) of the solenoid (4).

Abstract translation: 包括具有螺线管形状的金属绕组（2）和位于螺线管（2）中心的铁磁材料制成的磁芯（4）的微电感器或微型变压器的感应微元件（1），其中 芯部（4）包括由平行于螺线管（4）的主轴线（20）定向的切口（17-19）分开的几个部分（13-16）。