发明名称 Integrated circuit chip with seal ring structure
摘要 An integrated circuit chip includes an analog and/or RF circuit block, a digital circuit, and a seal ring structure surrounding and protecting the analog and/or RF circuit block. The seal ring structure comprises a continuous outer seal ring, and a discontinuous inner seal ring divided into at least a first portion and a second portion. The second portion is situated in front of the analog and/or RF circuit block for shielding a noise from interfering the analog and/or RF circuit block.
申请公布号 US7667302(B1) 申请公布日期 2010.02.23
申请号 US20080207490 申请日期 2008.09.09
申请人 MEDIATEK INC. 发明人 CHANG TIEN-CHANG;CHEN SHI-BAI;CHENG TAO
分类号 H01L23/552 主分类号 H01L23/552
代理机构 代理人
主权项
地址