Patent ID: 6800183
Filing Date: 2004-10-05
Classification: C23C,H01J

Abstract:
A sputtering device for forming a film by means of simultaneous sputtering of a plurality of targets, comprising:a sputtering chamber; a plurality of target supports which are placed opposite a film-forming surface where a film is to be formed of a substrate mounted on a substrate holder inside said sputtering chamber, respectively and which are rotatable around their central axis, respectively; a plurality of cathodes having target-mounting surfaces, respectively, and provided apart from each other on each of said supports; and a target positioning mechanism capable of rotating said supports to adjust said targets mounted on each of said target-mounting surfaces of said supports into film-forming position where said targets face said film-forming surface; and wherein a cross section shape of each of said supports is any one shape selected from the group of shapes consisting of triangular, tetragonal, pentagonal and polygon with more than five sides.