Patent ID: 6270633
Filing Date: 2001-08-07
Classification: B82Y,C23C,H01F,H01J,H01L

Abstract:
An artificial latticed multi-layer film deposition apparatus comprising:a target;a magnetron magnet disposed on a lower side of said target;a chimney put in place covering said target, said chimney having an end left open formed at an end thereof situated opposite to said target;a disc shaped dome disposed above said chimney; anda substrate disposed on a lower surface of said disc shaped dome,wherein a plasma ring is generated from an upper surface of said target by an excitation of said magnetron magnet;said disc shaped dome is disposed in such a way as allowed to pass over said target a multiple number of times;a configuration of said plasma ring has a straight line section perpendicular to the moving direction of said substrate; andmolecules sputtered by said plasma ring are deposited on said substrate,wherein said plasma ring is substantially trapezoidal in shape on said upper surface of said target.