Patent ID: 9688529
Date: 2017-06-27
CPC Classifications: B81B,B81C,H01L

Claim:
1. A glass wafer assembly comprising: a first glass wafer comprising an upper surface, a lower surface, and a plurality of first conductive through glass vias (TGVs) that extend from the upper surface to the lower surface of the first glass wafer; a second glass wafer comprising an upper surface, a lower surface, and a plurality of second conductive TGVs that extend from the upper surface to the lower surface of the second glass wafer; at least one active device provided on the upper surface of the second glass wafer; and a sealing ring formed by a conductive sealing structure and disposed between the lower surface of the first glass wafer and the upper surface of the second glass wafer, the sealing ring encapsulating the at least one active device to define a substantially hermetically sealed cavity; wherein: