The cards would contain passive EPC Gen 2 RFID tags, with a read range up to 20 feet to facilitate the processing of multiple travelers simultaneously.
Patients at risk of falling or wandering off will wear wristbands with active RFID tags, allowing staff members to monitor their locations at all times.
A platform called Tetragate combines RFID-enabled ID cards with cameras and facial-recognition software to monitor and authenticate people as they enter facilities.
At this week's conference, attendees heard from vendors, public-policy analysts and their peers about how they could gain value from RFID in their specific industries.
Ospedale Maggiore, a hospital in Bologna, Italy, has been using a system involving RFID-enabled seals to be sure patients are given only the blood intended for them.
Logistics provider Unipart is using radio frequency identification to monitor the security status and location of containers sealed with Savi Network's active tags.