US 12,294,452 B2
System and method for detecting and controlling contraband devices in a correctional facility utilizing portable electronic devices
Stephen Lee Hodge, Aubrey, TX (US)
Assigned to Global Tel*Link Corporation, Reston, VA (US)
Filed by Global Tel*Link Corporation, Reston, VA (US)
Filed on Mar. 10, 2023, as Appl. No. 18/120,200.
Application 18/120,200 is a continuation of application No. 16/942,031, filed on Jul. 29, 2020, granted, now 11,606,162.
Application 16/942,031 is a continuation of application No. 15/245,925, filed on Aug. 24, 2016, granted, now 10,735,131, issued on Aug. 4, 2020.
Prior Publication US 2023/0283399 A1, Sep. 7, 2023
Int. Cl. H04K 3/00 (2006.01); H04W 4/02 (2018.01); H04W 4/029 (2018.01); H04W 48/02 (2009.01)
CPC H04K 3/825 (2013.01) [H04W 4/02 (2013.01); H04W 4/027 (2013.01); H04W 4/029 (2018.02); H04W 48/02 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system for detecting and monitoring an unmanned aerial vehicle (UAV) unauthorized to enter air space of a correctional facility, the system comprising:
a fixed monitoring device configured to:
detect the UAV in the air space of the facility by detecting transmission of a signal from the UAV;
identify a location of the UAV and a speed of the UAV based on the detected transmission; and
transmit an alert that the UAV has been detected to a contraband monitoring center; and
the contraband monitoring center, configured to:
receive the alert from the fixed monitoring device; and
perform an intervention operation in response to the alert, until a predetermined time since the intervention operation began.