| 主权项 |
1. A system for controlling a door lock comprising:
a 3-dimensional barcode scanner in communication with a processor, said processor having access to memory, said memory storing a current date and time, said processor in communication with a door lock mechanism adapted to open said door lock; a set of executable instructions executing in said processor; a table stored in said memory, said table containing at least one particular 3-dimensional barcode currently valid for said door lock; said one particular 3-dimensional barcode including at least a check-in date, a check-out date, and a lock ID; said executable instructions configured to compare a 3-dimensional barcodes received at said scanner with 3-dimensional barcodes stored in said table, 3-dimensional barcodes received at the 3-dimensional barcode scanner displayed on a handheld device by a user, said user having received at least one 3-dimensional barcode on said handheld device by email or photographing it, and upon finding a match between a 3-dimensional barcode received at the 3-dimensional barcode scanner and said one particular 3-dimensional barcode, verifying that the current date and time are between the check-in date and the check-out date, and that the lock ID matches a stored lock ID for said door lock, said processor upon successfully performing said verifying, configured to sends a command to said door lock mechanism to open said door lock; and said executable instructions also configured to verify that said lock has opened, and to send a command to said door lock mechanism to re-lock after a predetermined period. |
