ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,773, issued on July 21, was assigned to Synopsys Inc. (Sunnyvale, Calif.).

"Pattern-based hierarchy exploration for compressing an integrated circuit design layout" was invented by Yuan He (Mountain View, Calif.), Joshua P. Tuttle (Beaverton, Ore.), Lin Wang (Austin, Texas) and Yongdong Wang (Portland, Ore.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An integrated circuit (IC) design layout may be partitioned into a set of content areas. A content area in the set of content areas may be divided into a set of zones based on an image-based representation of the content area. A repetition unit may be identified in a zone in the set of zones, where t...