ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,871, issued on Dec. 9, was assigned to Zoox Inc. (Foster City, Calif.).

"Parallel processing filter for detecting object relevance to vehicle operation planning" was invented by Linjun Zhang (Foster City, Calif.) and Marin Kobilarov (Baltimore).

According to the abstract* released by the U.S. Patent & Trademark Office: "A relevance filter may determine to use additional computing resources to generate predicted trajectory(ies) for a subset object(s) detected by a vehicle that depend on a candidate action for controlling the vehicle. The relevance filter may determine the subset by a memory storage and parallel computing technique that includes determining a set of vehicle states a...