ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,719,723, issued on Aug. 25, was assigned to QUALCOMM Incorproated (San Diego).

"Pulse amplitude modulation (PAM) slicer including threshold calibration circuit" was invented by Younwoong Chung (San Diego), Yu Song (San Diego), Chia Heng Chang (San Diego), Alan Daniel (Morehead City, N.C.) and Madjid Hafizi (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of calibrating a first threshold voltage of a first pulse amplitude modulation (PAM) slicer and a second threshold voltage of a second PAM slicer. The method includes: calibrating the first threshold voltage of the first PAM slicer based on a non-return-to-zero (NRZ) signal and a PAM s...