The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 01, 2021
Filed:
May. 22, 2019
Infineon Technologies Ag, Neubiberg, DE;
Christian Mandl, Munich, DE;
Waldemar Marsetz, Munich, DE;
Infineon Technologies AG, Neubiberg, DE;
Abstract
In accordance with an embodiment, a system for surveillance includes an audio signal analyzer, wherein the audio signal analyzer is configured to receive one or more audio microphone signals, where the audio signal analyzer is configured to determine a pattern matching result by determining whether the one or more microphone signals comprise at least one audio pattern of one or more predefined audio patterns; an air pressure change determiner, where the air pressure change determiner is configured to receive an air pressure change signal indicating an air pressure change; and an evaluator, wherein the evaluator is configured to indicate, depending on the pattern matching result and depending on the air pressure change, that a predefined event occurred.