Patent ID: 8717429

Claim:
A method of automatically unlocking an opening member of a motor vehicle with the aid of a hands-free access system comprising a central unit intended to be installed inside the vehicle, a portable identification item, said central unit being able to communicate by radiofrequency remotely with the identification item so as to authenticate it and, in response to the authentication of the identification item, to order the locking or the unlocking of the opening member of the vehicle, the method comprising the following steps: detecting the presence of an identification item in a predefined perimeter around the vehicle; authenticating that the identification item is associated with the vehicle; in the case of positive authentication, placing the access system in a “ready to be unlocked” state for all the opening members; and remote optical recognition of a predetermined gesture of a limb of the body, and wherein, in the case of positive recognition of the gesture, the opening member in front of which the gesture executed, is unlocked, wherein the remote optical recognition comprises the recognition of a rotation movement of a foot.