Integration of cellular phone detection and reporting into a prison telephone system

A device for controlling unauthorized device usage within a controlled environment facility, comprising:

• a memory that stores location information of a plurality of signal jammers distributed throughout the controlled environment facility;
• and
• one or more processors configured to:
• receive detection information from a plurality of detection devices located within the controlled environment facility that indicates a presence of an unauthorized device, the detection information including at least one of a detection device identifier or location information and a corresponding signal strength associated with the unauthorized device;
• receive an alert indicating an emergency situation, the emergency situation including one of a hostage situation or a riot situation;
• initiate a jamming procedure in response to the alert, the jamming procedure including:
• identifying a signal jammer from among the plurality of signal jammers located nearest to a location of the unauthorized device;
• and
• causing the signal jammer located nearest to the location of the unauthorized device to jam wireless communications;
• triangulate, based on the received signal strengths from the plurality of detection devices, a precise location of the unauthorized device;
• and
• transmit a message to security personnel that includes the precise location.