公开(公告)号：US20150260786A1

公开(公告)日：2015-09-17

申请号：US14640180

申请日：2015-03-06

Applicant: Cryptography Research, Inc.

Inventor： Craig E. Hampel ,  Scott C. Best

IPC: G01R31/28 ,  G01R21/00 ,  G01R19/00

CPC classification number: G01R31/31719 ,  G01R31/3008 ,  G06F21/73

Abstract: Systems and methods for authenticating integrated circuits. An example integrated circuit may comprise: a plurality of functional units electrically coupled to a power source; and an authenticating circuit comprising a plurality of voltage measurement units, each voltage measurement unit to measure, at one or more frequencies over one or more periods of time, a local voltage at a respective functional unit of the plurality of functional units.

Abstract translation: 用于认证集成电路的系统和方法。 示例性集成电路可以包括：电耦合到电源的多个功能单元; 以及认证电路，其包括多个电压测量单元，每个电压测量单元以一个或多个时间段的一个或多个频率测量所述多个功能单元中相应功能单元处的局部电压。