Patent ID: 11961377
Assignee: JOHNSON CONTROLS TYCO IP HOLDINGS LLP
Field: Control (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. A method comprising:
monitoring, by a control panel, an ambient noise via one or more microphones in the control panel;
detecting, by the control panel, a glass break event in response to determining that the ambient noise includes an acoustic signature associated with the glass break event, comprising:
detecting a first sound by the one or more microphones while the control panel is operating in a low-power sleep mode;
waking up from the low-power sleep mode in response to determining that the first sound has a first frequency associated with an object impacting glass; and
detecting, by the one or more microphones, one or more subsequent sounds having a second frequency associated with glass breaking into multiple pieces or glass falling onto a surface; and

at least one of initiating an alarm or sending a notification by the control panel in response to detecting the glass break event.