''Beginning in the fourth quarter of this year, Delta customers will now be able to see their bags on and off the aircraft during their journey via push notifications to the Fly Delta mobile.''

http://rfid24-7.com/2016/05/02/delta-invests-50-million-in-rfid-to-track-120-million-bags/

''This new system enables agents to pinpoint specific bags with hands-free scanning and in the future, lets you know the location of your baggage via the Delta app. With RAIN RFID, you can travel knowing your bags will arrive at the right destination.''

http://resources.impinj.com/h/i/268559745-seven-ways-rain-rfid-makes-your-life-easier

Intel and Impinj are hand-n-hand on this stuff.

per active and passive RFID

emit...