US 11,876,392 B2
Security system with USB sensor
David M. Adams, Stone Park, IL (US); and Emily Craig, Westmont, IL (US)
Assigned to Se-Kure Controls, Inc., Franklin Park, IL (US)
Filed by SE-KURE CONTROLS, INC., Franklin Park, IL (US)
Filed on Jan. 13, 2020, as Appl. No. 16/740,768.
Prior Publication US 2021/0218254 A1, Jul. 15, 2021
Int. Cl. H02J 7/00 (2006.01)
CPC H02J 7/0036 (2013.01) [H02J 7/00034 (2020.01); H02J 7/0047 (2013.01); H02J 7/00302 (2020.01); H02J 7/00306 (2020.01); H02J 2207/30 (2020.01); H02J 2207/40 (2020.01)] 20 Claims
OG exemplary drawing
 
1. A USB sensor for use with an alarm system for monitoring a chargeable electrical device having a USB port with a configuration channel, comprising:
a sensor housing;
a first cable extending from the sensor housing and having a first USB plug receivable in the USB port, in use;
a second cable extending from the sensor housing and having a second USB plug receivable in a power source;
a third cable extending from the sensor housing and having an alarm plug receivable in an alarm receptacle for the alarm system, in use; and
a sensor circuit in the sensor housing, the sensor circuit electrically connecting the second USB plug to the first USB plug to charge a chargeable electrical device to be monitored, and comprising a switch circuit for monitoring the configuration channel of the USB port to determine if power is being provided to the chargeable electrical device and responsive thereto controlling a switch electrically connected to the alarm plug so that the alarm system monitors status of the switch.