ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,699,827, issued on Aug. 4, was assigned to Cadence Design Systems Inc. (San Jose, Calif.).

"Modeling of four-state-aware content-addressable memories in an emulation system" was invented by Mitchell G. Poplack (San Jose, Calif.) and Viktor Salitrennik (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The systems and methods described herein include an emulation system for modeling user integrated circuit (IC) designs having content-addressable memory (CAM) or ternary content-addressable memory (TCAM) design elements. The emulator includes compiling software performing synthesis and compiling operations that compile netlist logic for IC des...