Google files item pairing patent

A new Google patent details a system to allow the pairing of items such as keys or a wallet with a mobile device to alert a person when they are about to leave the house without one of the items. “The monitoring device monitors the presence of items in its vicinity using a short-range wireless communication or sensing technology such as NFC, Bluetooth, RuBee, RFID or any other method of wireless communication or sensing,” the patent says.