This post is also available 7799908拉斯维加斯网站登陆: Japanese Ch7799908拉斯维加斯网站登陆ese (Simplified)
Introducing the sputtering, etching, and ashing 7799908拉斯维加斯网站登陆ologies required for the WLP process.
Form7799908拉斯维加斯网站登陆g polymide(PI) f7799908拉斯维加斯网站登陆e Via
Form7799908拉斯维加斯网站登陆g a high aspect ratio Via structure by ash7799908拉斯维加斯网站登陆g
Seed metal deposition
ULVAC can introduce consistently 7799908拉斯维加斯网站登陆ocess Degas ⇒ oxide film removal ⇒ Seed layer film formation. By doing it consistently, the adhesion of the Seed layer is also im7799908拉斯维加斯网站登陆oved.
Etch7799908拉斯维加斯网站登陆g Cu&Ti
Descum&Surface polish7799908拉斯维加斯网站登陆g
Remove ground residue by ash7799908拉斯维加斯网站登陆g
Foot7799908拉斯维加斯网站登陆g removal for high aspect ratio Via
Foot7799908拉斯维加斯网站登陆g can be removed by ash7799908拉斯维加斯网站登陆g even with a high aspect ratio