Patent ID: 7253715

Claim:
A cargo transportation system comprising: a movable container including an enclosure having an opening; a door movable relative to the opening between a closed position, wherein the door restricts access to the enclosure, and an open position; an electronically operable lock configured to selectively lock the door and to selectively unlock the door; a wireless receiver supported by the movable container and configured to receive information indicative of the destination for the container; an electronic position-determining system, supported by the movable container, coupled to the wireless receiver and configured to provide a signal to electronically unlock the door in response to determining that the movable container is within a predetermined distance of the destination; and a paging receiver, different from the wireless receiver, supported by the moveable container and configured to provide a signal to electronically unlock the door, even if the movable container is not within a predetermined distance of the destination, in response to receiving a page from a remote operator indicating that emergency access to the enclosure has been granted by the operator.