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Method and apparatus for filling low aspect ratio

来源:个人技术集锦
专利内容由知识产权出版社提供

专利名称:Method and apparatus for filling low aspect

ratio cavities with conductive material at highrate

发明人:Bulent M. Basol申请号:US09919788申请日:20010731公开号:US06858121B2公开日:20050222

专利附图:

摘要:The present invention relates to methods and apparatus for plating aconductive material on a substrate surface in a highly desirable manner. The invention

removes at least one additive adsorbed on the top portion of the workpiece more thanat least one additive disposed on a cavity portion, using an indirect external influence,thereby allowing plating of the conductive material take place before the additive fullyre-adsorbs onto the top portion, thus causing greater plating of the cavity portionrelative to the top portion.

申请人:Bulent M. Basol

地址:Manhattan Beach CA US

国籍:US

代理机构:NuTool Legal Department

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