ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,979, issued on April 29, was assigned to Ford Global Technologies LLC (Dearborn, Mich.).
"Two-way tire pressure monitoring system (TPMS) learning and authenticated pairing" was invented by Jochen Schubert (Farmington Hills, Mich.), Dilip B. Patel (Novi, Mich.) and Arick Evan Rushing (Ypsilanti, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for implementing two-way tire pressure monitoring system (TPMS) learning and authenticated pairing. A random value may be used to determine a test value and a pairing PIN by use of a HMAC (Hash-based Message Authentication Code) function and a pre-shared key that is accessible to a TPMS s...