Invention Grant
US09007149B2 Common mode filter with multi spiral layer structure and method of manufacturing the same 有权
共模滤波器具有多螺旋层结构及其制造方法

Common mode filter with multi spiral layer structure and method of manufacturing the same
Abstract:
A common mode filter with a multi spiral layer structure includes a first coil, a second coil, a third coil connected in series with the first coil, a fourth coil connected in series with the second coil, a first material layer and a second material layer. The second coil is disposed between the first and third coils, and the third coil is disposed between the second and fourth coils. At least one of the first and second material layers comprises magnetic material. The first, second, third, and fourth coils are disposed between the first and second material layers.
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