CLAVE 1 / 4China’s People’s Liberation Army Navy has compiled a database of warship sound signatures to improve submarine target tracking.
CLAVE 2 / 4The system was developed after PLAN submariners lost contact with a target vessel during a training exercise due to high waves masking acoustic signals.
CLAVE 3 / 4Chinese sonar operators identified targets by cross-referencing frequency and speed patterns from the database with real-time acoustic data.
CLAVE 4 / 4The database includes sound data from training exercises, field operations, and sonar operator performance, centralised by the PLAN.
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