G08B13/1681 - CPC Classification Index

ClassID:

194713 ⎘

G08B13/1681 - CPC Classification

Classification description:

Burglar, theft or intruder alarms; Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems using infrasonic detecting means, e.g. a microphone operating below the audible frequency range

Recent Application in this class:

20250118179

2025-04-10

ALERT SYSTEM FOR REDUCING FALSE POSITIVES

20210304587

2021-09-30

System and method for providing enhanced security of physical assets within a physical infrastructure

20210012643

2021-01-14

Security system with distributed audio and video sources

20210012631

2021-01-14

Security system with distributed audio and video sources

20200007357

2020-01-02

APPARATUS AND METHOD FOR SMART HOME MONITORING

20190355229

2019-11-21

Method and system for detecting inaudible sounds

20190244496

2019-08-08

Infrasonic smart home security system

20180038954

2018-02-08

Anomaly detection system and method

20120163127

2012-06-28

METHOD FOR MONITORING A VICINITY USING SEVERAL ACOUSTIC SENSORS

#10

20120010835

2012-01-12

INTRUSION DETECTION SYSTEM WITH SIGNAL RECOGNITION

#11

20090303025

2009-12-10

Occupant detection system for vehicle

#12

20090289782

2009-11-26

Car security alarm device

#13

20090212943

2009-08-27

System and method for intrusion detection

#14

20080055079

2008-03-06

Alarm system with air pressure detector

#15

20050122201

2005-06-09

Thermal switch containing preflight test feature and fault location detection

#16

20050068177

2005-03-31

Security device for detecting change of air pressure and method thereof