ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,346, issued on Feb. 10, was assigned to Nordic Semiconductor ASA (Trondheim, Norway).
"Device identity keys" was invented by Krishna Shingala (Trondheim, Norway).
According to the abstract* released by the U.S. Patent & Trademark Office: "An integrated-circuit device comprises a processor, a program memory, a hardware-based key generation system that outputs a selectable device identity key of a plurality of predetermined device identity keys, and a one-time programmable (OTP) memory for storing one or more public cryptographic keys. When a public cryptographic key is stored in the OTP memory, and when software is stored in the program memory, the device uses the public cryptogra...