Patent Number: 8,793,533

Title: Method and device for performing failsafe hardware-independent floating-point arithmetic

Abstract: A method and device offering a software diversity of the cited type for floating-point arithmetic, which is applicable in a realtime environment, wherein the method and a device for high-performance validation of the calculation use floating-point numbers of any accuracy within the context of functional safety in accordance with International Electrotechnical Commission (IEC) standard 61508. The method utilizes a specific form of software diversity and has effects on both the runtime environment and the engineering environment.

Inventors: Richter; Jan (Luneburg, DE)

Assignee: Siemens Aktiengesellschaft

International Classification: G06F 11/00 (20060101)

Expiration Date: 7/29/12018