Invention Grant
- Patent Title: Integrated circuit chip protected against laser attacks
- Patent Title (中): 集成电路芯片防止激光攻击
-
Application No.: US12897231Application Date: 2010-10-04
-
Publication No.: US08779552B2Publication Date: 2014-07-15
- Inventor: Pascal Fornara , Fabrice Marinet
- Applicant: Pascal Fornara , Fabrice Marinet
- Applicant Address: FR Rousset
- Assignee: STMicroelectronics (Rousset) SAS
- Current Assignee: STMicroelectronics (Rousset) SAS
- Current Assignee Address: FR Rousset
- Agency: Wolf, Greenfield & Sacks, P.C.
- Priority: FR0956923 20091005
- Main IPC: H01L29/72
- IPC: H01L29/72
Abstract:
An integrated circuit chip formed inside and on top of a semiconductor substrate and including: in the upper portion of the substrate, an active portion in which components are formed; and under the active portion and at a depth ranging between 5 and 50 μm from the upper surface of the substrate, an area comprising sites for gettering metal impurities and containing metal atoms at a concentration ranging between 1017 and 1018 atoms/cm3.
Public/Granted literature
- US20110079881A1 INTEGRATED CIRCUIT CHIP PROTECTED AGAINST LASER ATTACKS Public/Granted day:2011-04-07
Information query
IPC分类:
