Patent ID: 7589614
Filing Date: 2009-09-15
Classification: G01S,G07C,H04L

Abstract:
1. A method of allowing access to an electronic device ( 218 ) disposed in a working space ( 14 ) by a user ( 16 ) having a remote device ( 212 ) in proximity to the electronic device ( 218 ), said method comprising the steps of: disposing the electronic device ( disposing an access point ( detecting the remote device ( transmitting an initial signal from the access point ( detecting the initial signal with the remote device ( transmitting a response signal from the remote device ( detecting the response signal with the access point ( measuring a period interval from the transmission of the initial signal to the detection of the response signal by the access point ( determining a distance of the remote device ( comparing the distance to a predetermined distance range; enabling the electronic device ( disabling the electronic device (