The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 05, 2020

Filed:

Jun. 29, 2018
Applicant:

Cadence Design Systems, Inc., San Jose, CA (US);

Inventors:

Alessandra Nardi, San Jose, CA (US);

Antonino Armato, San Jose, CA (US);

Assignee:

Cadence Design Systems, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 30/30 (2020.01); G06F 30/394 (2020.01); G06F 30/3323 (2020.01); G06F 111/04 (2020.01); G06F 111/20 (2020.01);
U.S. Cl.
CPC ...
G06F 30/30 (2020.01); G06F 30/3323 (2020.01); G06F 30/394 (2020.01); G06F 2111/04 (2020.01); G06F 2111/20 (2020.01);
Abstract

Devices, methods, computer readable media, and other embodiments are described for design and verification of safety critical electronic systems. Some embodiments integrate functional safety (FS) data with circuit design data for use in electronic design automation (EDA) operations. One embodiment involves a device accessing FS and circuit design data; automatically analyzing register transfer level (RTL) design data using the FS data to perform one or more FS quality checks; and placing and routing the circuit design using the RTL design data and the set of FS data to perform FS-aware placement and routing. In some embodiments, failure modes and associated safety mechanisms to improve safety metrics associated with failure modes are automatically added to the circuit design during EDA operations. In other embodiments, additional FS-aware operations are performed. In some embodiments, the FS data is structured as a single Unified Safety Format (USF) file.


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