Invention Grant
US07761714B2 Integrated circuit and method for preventing an unauthorized access to a digital value
有权
用于防止未经授权访问数字值的集成电路和方法
- Patent Title: Integrated circuit and method for preventing an unauthorized access to a digital value
- Patent Title (中): 用于防止未经授权访问数字值的集成电路和方法
-
Application No.: US12244209Application Date: 2008-10-02
-
Publication No.: US07761714B2Publication Date: 2010-07-20
- Inventor: Raimondo Luzzi , Marco Bucci
- Applicant: Raimondo Luzzi , Marco Bucci
- Applicant Address: DE Neubiberg
- Assignee: Infineon Technologies AG
- Current Assignee: Infineon Technologies AG
- Current Assignee Address: DE Neubiberg
- Agency: Dickstein, Shapiro, LLP.
- Main IPC: G06F21/00
- IPC: G06F21/00
Abstract:
An integrated circuit including a digital key provider comprising an output and an enable-input, wherein the digital key provider is configured to provide the digital key at the output only when an enable-signal is provided to the enable-input; and a fuse unit comprising a first fuse and a second fuse, wherein the fuse unit is configured to provide the enable-signal to the enable-input when the first fuse is broken while the second fuse is intact.
Public/Granted literature
- US20100085075A1 INTEGRATED CIRCUIT AND METHOD FOR PREVENTING AN UNAUTHORIZED ACCESS TO A DIGITAL VALUE Public/Granted day:2010-04-08
Information query
