Patent ID: 9679896
Date: 2017-06-13
CPC Classifications: H01L

Claim:
1. A moisture blocking structure, comprising: an active fin disposed on a sealing region of a substrate, the substrate including a chip region and the sealing region surrounding a periphery of the chip region, the active fin continuously surrounding the chip region and having a winding line shape in a plan view; a gate structure covering the active fin and surrounding the periphery of the chip region; and a conductive structure disposed on the gate structure, the conductive structure surrounding the periphery of the chip region, wherein the active fin includes: a plurality of first portions each extending in a first direction substantially parallel to a top surface of the substrate, the plurality of first portions being disposed in a third direction having an acute angle with the first direction; and a plurality of second portions each extending in a second direction substantially parallel to the top surface of the substrate and substantially perpendicular to the first direction, wherein each end of each first portion of the plurality of first portions is connected to an end of a corresponding second portion of the plurality of second portions.