US Patent 9508239 Doorbell package detection systems and methods

Delivery parcel detection systems can include a remote computing device and a doorbell configured to detect a delivery parcel. The doorbell can have a wireless communication system and a radio frequency identification reader. The remote computing device can be communicatively coupled with the doorbell via the wireless communication system. The delivery parcel can have a radio-frequency identification tag. The doorbell can be configured to detect the delivery parcel by detecting the radio-frequency identification tag.