CPC H05K 5/04 (2013.01) [B23H 3/00 (2013.01); C25D 11/26 (2013.01); C25D 11/34 (2013.01); G06F 1/1613 (2013.01)] | 12 Claims |
1. An electronic device comprising:
a housing; and
at least one processor disposed inside the housing,
wherein the housing comprises:
a metal member comprising a metal including an electro chemical machined first convex and concave pattern formed into a surface of the metal member, and
an oxide inclusive coating layer exposed to an outside of the housing and disposed on a surface of the first convex and concave pattern of the metal with a shape corresponding to the shape of the first convex and concave pattern, and
wherein the first convex and concave pattern has at least a portion formed at a substantially uniform pitch and a substantially uniform height.
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