Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Cheng-Chou Hung0
Yu-Hua Huang0
Tung-Hsing Lee0
Ming-Tzong Yang0
Date of Patent
May 2, 2017
Patent Application Number
14320725
Date Filed
July 1, 2014
Patent Citations Received
Patent Primary Examiner
Patent abstract
A semiconductor device includes a semiconductor substrate of a first conductivity type having a chip region enclosed by a seal ring region. An insulating layer is on the semiconductor substrate. A seal ring structure is embedded in the insulating layer corresponding to the seal ring region. And, a plurality of doping regions are located beneath the first seal ring structure.
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