Control Panel Acoustic Signature Detection for Glass Break
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Solution Overview
Problem
Current security/automation systems face limitations in detecting security events without requiring dedicated sensors, especially in ambient noise analysis, and are constrained by physical hardware and communication ranges.
Innovation Solution
A deconstructed security/automation system that utilizes a control panel with built-in microphones and AI algorithms to monitor ambient noise, detect acoustic signatures associated with security events, and communicate directly with a cloud system, enabling event detection and response without separate sensors and offering virtualized control and expanded communication capabilities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If dedicated sensors are used for security event detection, then detection reliability is improved, but device complexity and system cost increase
Solution Approach 1:
The control panel is designed to perform multiple functions: it serves as both the central control unit for security system operations and the acoustic sensor for glass break detection. The microphones already present in the control panel are repurposed for dual use (voice commands and acoustic event detection), eliminating the need for separate dedicated sensors and reducing overall system complexity.
Solution Approach 2:
The patent combines the security control functions and acoustic detection functions into a single integrated control panel unit. By merging these previously separate functions into one device, the system reduces the number of components needed while maintaining reliable security event detection through multi-functional operation.
2Measurement precision
If multiple dedicated sensors are deployed for comprehensive coverage, then measurement precision is improved, but ease of operation and installation deteriorate
Solution Approach 1:
The control panel's microphones are designed to serve dual purposes: capturing user voice commands for system control and detecting acoustic signatures of security events like glass breaks. This multi-functionality allows the system to maintain precise acoustic event detection without requiring separate dedicated sensors, thereby simplifying installation and operation.
3Speed
If the control panel operates continuously in high-power mode for real-time monitoring, then detection speed is improved, but energy consumption increases
Solution Approach 1:
The control panel employs periodic action by switching between low-power sleep mode and active monitoring mode. During normal operation, the system operates in low-power mode with reduced monitoring intensity. When motion is detected or other triggering events occur, the system transitions to active mode with enhanced acoustic monitoring, thereby maintaining fast detection capability while significantly reducing overall energy consumption.
Solution Approach 2:
The monitoring system dynamically adjusts its operational state based on environmental conditions and detected events. The control panel transitions between different power states (sleep mode and active mode) and monitoring intensities, allowing it to maintain rapid response capability when needed while conserving energy during periods of lower risk.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables efficient detection and response to security events through ambient noise analysis, reduces the need for dedicated sensors, and provides a distributed, scalable security solution with enhanced communication and computing power, allowing for seamless integration with various devices and environments.
Implementation Method 1
monitor, by a control panel, an ambient noise via one or more microphones in the control panel
Data Source
AI summary
Example implementations include a method, apparatus, and computer-readable medium comprising monitoring, by a control panel, an ambient noise via one or more microphones in the control panel. The implementations further include determining, by the control panel, whether the ambient noise includes an acoustic signature associated with a security event. In some implementations, the security event may comprise a glass break event. In some implementations, the acoustic signature may comprise a first sound followed by subsequent sounds. The first sound may comprise a thump sound, and the subsequent sounds may comprise crashing sounds.