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Knock Detection
Smart knock recognition for smarter doorbells
A precise knock detection engine that recognizes door knocks, window taps and table knocks, helping smart doorbells, locks and security devices sense visitors with fewer missed events and fewer false alerts.
Accuracy
95.0%
Model Size
0.2–1 MB
Inference Latency
Configurable
Supported Platforms
ARM / MIPS / x86_64 + SVP / Magik
Sample Rate
16 kHz
Inference latency and model tier are configurable to platform resources — stronger platforms can run larger variants with lower latency.
Typical Applications
Smart Doorbells
Wake up the video feed the moment a visitor knocks
Smart Locks
Add knock sensing to entry devices without extra hardware
Home Security Cameras
Detect knocking near doors and windows
Unattended Store Alerts
Nighttime knock detection for closed retail premises
Key Features
Detects door knocks and tapping sounds
High discrimination against footsteps, door slams and wind noise
Fast response to wake up video doorbells
Supports far-field knock pickup
Compact 0.2–1 MB INT8 model