How does 911 know where you are




















This can result in long delays in providing a call center location data, or in many instances, no location data at all. After the call comes in, the dispatcher's computer transmits a digital request to the cellphone network seeking the phone's location. The data exchange can take seconds or even minutes. Sometimes, it doesn't return a location at all.

This is further complicated due to the fact that while phones have made large technological advances in terms of size, power and the ability to use GPS, the technology most call centers were designed for has not. Although he placed the call while standing next to a operator inside the Alpharetta center, her computer screen showed the address of a cell tower more than one mile away.

Reading this, you may be left wondering what your options are to ensure that knows your location in the event of an emergency? The solution is relying on a trusted medical alert service like MobileHelp with built-in GPS technology that ensures responders will be given both the details of your emergency and your exact, GPS-issued location.

This proven and trusted technology constantly updates your location information by sending it to your Mobile Device. When you press the help button attached to your MobileHelp bracelet, pendant or Mobile Device, your latest location will be sent to our Emergency Response Center.

This information is sent immediately and includes the following:. While mobile phones may provide convenience, MobileHelp aims to provide an unmatched peace-of-mind. Based on the information stored in the tandem office, your call is routed to the correct Emergency Communications Center ECC. At the same time as your call is going to the ECC, a Database Management System is queried and matches your phone number with your address and displays this information known as the ALI, or the Automatic Location Information to the telecommunicator.

All of this happens in a matter of seconds, and if your landline is registered to your current address, should get your exact address every time. On an Enhanced system, calling on a cell phone can yield different results. This is because the location information is provided by your cell phone carrier and each carrier is different. When you call on a cell phone, your location is determined by a combination of network triangulation and trilateration to gain an approximate location.

By approximate location, we mean within meters of the nearest cell phone tower. The NCT region covers more than 10, square miles and is responsible for services for 1. So how do we keep track of all of the addresses within our region and how do we update our system when new subdivisions or homes are built?

The tricky part isn't finding out where a caller is — Apple has been using its hybrid location technology since — but relaying that information to a fragmented and aging system built for landlines. Apple is working with a startup called RapidSOS, which specializes in sharing a cell phone's location information to the major programs used by the 6, emergency response departments across the US. RapidSOS offers its integration as a free software update to existing dispatch systems.

Related: Hurricanes highlight issues of aging tech. Wheeler has been pushing for more accurate location information since he was at the FCC, but only invested in RapidSOS after he left in Not all callers in an emergency know where they are, and some cannot verbally communicate their location.

They might be in medical distress, or unable to speak because it would put them in danger. In those cases, calls from mobile numbers have to be located using cell tower information from carriers, which can result in a radius of hundreds of yards.

Getting medical attention in the first minutes after a traumatic injury is key to preventing death. Emergency professionals call this window the "golden hour.



0コメント

  • 1000 / 1000