Electromagnetic interference shield and electronic device using the same
View Patent ↗An electromagnetic interference shield includes a shell body and a magnetic material layer formed on the shell body. A number of holes are defined in the shell body. A number of through holes are defined in the magnetic material layer aligned with the holes. An electronic device having the electromagnetic interference shield is also provided.
1. An electromagnetic interference shield comprising:
a perforated shell body and a magnetic material layer formed on the shell body, a plurality of holes defined in the shell body, and a plurality of through holes defined in the magnetic material layer, the through holes aligned with the holes.
2. The electromagnetic interference shield as described in claim 1 , wherein the magnetic material layer is comprised of SmCo28.
3. The electromagnetic interference shield as described in claim 1 , wherein the magnetic material layer is comprised of NdFe35.
4. An electronic device comprising:
a main board;
an electronic component arranged on the main board; and
an electromagnetic interference shield arranged on the main board and covering the electronic component, the electromagnetic interference shield comprising a perforated shell body and a magnetic material layer formed on the shell body, a plurality of holes defined in the shell body, and a plurality of through holes defined in the magnetic material layer, the through holes aligned with the holes.
5. The electronic device as described in claim 4 , wherein the magnetic material layer is comprised of SmCo28.
6. The electronic device as described in claim 4 , wherein the magnetic material layer is comprised of NdFe35.