发明名称 Monitoring apparatus for polishing pad and method thereof
摘要 A monitoring apparatus for a polishing pad. A chemical mechanical polishing machine, a polishing pad, a measuring device, and a display device are provided. The polishing pad is situated in a predetermined position in the chemical mechanical polishing machine. The measuring device is coupled to the chemical mechanical polishing machine to measure the thickness of the polishing pad. The measured thickness of the polishing pad is displayed on the display device.
申请公布号 US6995850(B2) 申请公布日期 2006.02.07
申请号 US20020327000 申请日期 2002.12.24
申请人 VANGUARD INTERNATIONAL SEMICONDUCTOR CORPORATION 发明人 CHUANG SZU-YUAN
分类号 G01B11/28;B24B37/04;B24B49/12 主分类号 G01B11/28
代理机构 代理人
主权项
地址