The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 2026
Filed:
Oct. 26, 2023
GM Global Technology Operations Llc, Detroit, MI (US);
Gopinath Menta, Canton, MI (US);
Curtis L. Hay, Petoskey, MI (US);
Iqbal M. Surti, Troy, MI (US);
Janak Kumar Dundigalla, Sterling Heights, MI (US);
Gaurav Talwar, Novi, MI (US);
Austin Lipinski, Houston, TX (US);
Todd Lee Chaney, Austin, TX (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A system includes data processing hardware and memory hardware in communication with the data processing hardware, the memory hardware storing instructions that when executed on the data processing hardware cause the data processing hardware to perform operations including inputting cellular range data, barometric sensor data, GNSS data, and automotive inertial data into a Kalman filter and outputting from the Kalman filter an estimate of elevation distance of a vehicle based on the cellular range data, the barometric sensor data, the GNSS data, and the automotive inertial data.