Device for high voltage applications

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11862673
APP PUB NO 20230187487A1
SERIAL NO

17548624

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Importance

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Abstract

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A device includes a buried oxide layer disposed on a substrate, a first region disposed on the buried oxide layer and a first ring region disposed in the first region. The first ring region includes a portion of a guardring. The device further includes a first terminal region disposed in the first ring region, a second ring region disposed in the first region and a second terminal region disposed in the second ring region. The first terminal region is connected to an anode and the second terminal region is connected to a cathode. The first region has a graded doping concentration. The first region, the second ring region and the second terminal region have a first conductivity type, and the first ring region and the first terminal region have a second conductivity type. The first conductivity type is different from the second conductivity type.

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Patent Owner(s)

  • GLOBALFOUNDRIES SINGAPORE PTE. LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ko, Kwangsik Singapore, SG 2 0
Mathew, Shajan Singapore, SG 7 96
Xu, Qiuyi Singapore, SG 2 0

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