Patent ID: 9384641
Filing Date: 2016-07-05
CPC Classification: G08B

Claim Text:
1. A method for detecting a glass breakage event, said method comprising: responsive to receiving a plurality of acoustic event indications associated with an acoustic event, ascertaining whether said plurality of acoustic event indications together indicate a random nature of at least part of said acoustic event; and responsive to said ascertaining that said plurality of acoustic event indications together indicate a random nature of at least part of said acoustic event, ascertaining that said acoustic event corresponds to a glass breakage event; wherein said ascertaining, whether said plurality of acoustic event indications together indicate a random nature of at least part of said acoustic event comprises transforming said plurality of acoustic event indications into a virtual surface function representing a frequency distribution of said acoustic event and ascertaining a randomness of said virtual surface function representing said frequency distribution of said acoustic event.