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:
Nov. 08, 2022

Filed:

May. 02, 2019
Applicant:

Zoox, Inc., Foster City, CA (US);

Inventor:

Andrew Lewis King, Los Altos, CA (US);

Assignee:

Zoox, Inc., Foster City, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 30/331 (2020.01); G06F 111/04 (2020.01);
U.S. Cl.
CPC ...
G06F 30/331 (2020.01); G06F 2111/04 (2020.01);
Abstract

Techniques for determining simulations to confirm programmatic logic are discussed herein. Such simulations may be used to identify errors in programmatic logic. As an example, a system may simulate an autonomous vehicle operating in an environment by setting various initialization parameters. Temporal logic, such as Linear Temporal Logic (LTL) and/or Signal Temporal Logic (STL) may be used to determine a numeric cost associated with how closely one or more policies are violated for each simulation of a group of simulations. Based on the costs computed, additional sets of simulations may be created using an evolutionary algorithm. Flaws in programmatic logic controlling the system may be identified based on the evolutionary algorithms and cost defined.


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