[1] The Emergency Notification System (ENS) was created by Dialogic Communication Corporation (DCC) in the early 1980s.
DCC, including its patent portfolio, was purchased by Motorola Solutions as part of their 2018 acquisition of Airbus DS Communications.
For example, in 2013 the Dallas YMCA Thanksgiving "turkey trot" race, with over 40,000 participants, implemented an alert system called RedFlag.
[2] Most major telecommunications providers offer Public Safety Answering Points (PSAPs) access to their subscriber data (in the areas serviced by the PSAP) in order to facilitate the effective use of one-way emergency notifications [3] One click notification is a method of clicking one button within a mobile app or emergency notification platform to initiate the dissemination of a message.
Organizations use a one-click notification service to trigger the sending of messages via pre-saved configurations such as selected contact groups, chosen delivery methods etc.