Gm Global Technolgoy Operations, Inc.

Madhu Max Seenisamy

Fan Bai

Bo Yu

Kamran Ali

Prachi Joshi

Ramesh Ramiah

A method of unlocking a vehicle of a user having a handheld device based on visual domain and radio frequency (RF) domain technologies is provided. The method comprises activating an on-board apparatus of the vehicle when the handheld device of the user is within a threshold distance from the vehicle. The method further comprises comparing a visual domain position of the user based on visual domain data with an RF domain position of the user based on RF domain data by a first equation, |d(X)&#x2212;d(X)|&#x3c;&#x3b5;and a second equation, |&#x3c6;(X)&#x2212;&#x3c6;(X)|&#x3c;&#x3b5;. The method further comprises validating the user when the first and second equations are true and unlocking the vehicle after the user is validated.

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Birmingham, MI, United States of America

Madhu Max Seenisamy