LOW FREQUENCY ELECTROMAGNETIC INTERFERENCE SHIELDING
First Claim
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1. A semiconductor package device, comprising:
- a substrate;
an insulation layer disposed on the substrate; and
a shielding layer disposed on the insulation layer, wherein the shielding layer includes a first conductive layer disposed on the insulation layer and a second conductive layer disposed on the first conductive layer, the first conductive layer and the second conductive layer including a filler consisting of at least a resin, andwherein the shielding layer passes a peeling test class of at least 3 B of a cross-cut method, and a shielding effectiveness of the shielding layer is at least or equal to 30 dB.
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Abstract
A semiconductor package device includes a substrate, an insulation layer disposed on the substrate, and a shielding layer. The shielding layer includes an adhesive layer and a base layer. The adhesive layer is disposed between the base layer and the insulation layer. The adhesive layer and the base layer include a filler including at least a resin. The shielding layer passes a peeling test class of at least 3 B of a cross-cut method and the shielding effectiveness of the shielding layer is at least or equal to 30 dB.
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Citations
23 Claims
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1. A semiconductor package device, comprising:
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a substrate; an insulation layer disposed on the substrate; and a shielding layer disposed on the insulation layer, wherein the shielding layer includes a first conductive layer disposed on the insulation layer and a second conductive layer disposed on the first conductive layer, the first conductive layer and the second conductive layer including a filler consisting of at least a resin, and wherein the shielding layer passes a peeling test class of at least 3 B of a cross-cut method, and a shielding effectiveness of the shielding layer is at least or equal to 30 dB. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A semiconductor package device, comprising:
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a substrate; an insulation layer disposed on the substrate; and a first conductive layer disposed on the insulation layer, wherein the first conductive layer includes a first filler; and a second conductive layer disposed on the first conductive layer, wherein the second conductive layer includes a second filler, wherein a size of the first filler is greater than that of the second filler. - View Dependent Claims (14, 15, 16, 17, 21, 22, 23)
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18-20. -20. (canceled)
Specification