-
公开(公告)号:US09493877B1
公开(公告)日:2016-11-15
申请号:US15144735
申请日:2016-05-02
Applicant: Innovative Micro Technology
Inventor: John Harley , Jeffery F. Summers , Tao Gilbert
IPC: C23F1/02 , C23F4/00 , C23F1/12 , H01J37/32 , C23F1/16 , C23F1/38 , C23F1/44 , B81C1/00 , G03F7/004
CPC classification number: C23F1/02 , B81C1/00531 , B81C1/00539 , B81C2201/0132 , B81C2201/0133 , C23F1/16 , C23F1/38 , C23F1/44 , C23F4/00 , G03F7/0041 , H01J37/32009 , H01J2237/334 , H01L21/02244 , H01L21/31111 , H01L21/32134 , H01L21/32136 , H01L21/32139
Abstract: A method for creating small features in an Al/Ag/Ti multilayer stack is disclosed. The method uses a combination of wet and dry etching techniques to anisotropically etch the layers.
Abstract translation: 公开了一种用于在Al / Ag / Ti多层叠层中形成小特征的方法。 该方法使用湿式和干式蚀刻技术的组合来各向异性地蚀刻层。