CPC Subgroup
G01S 15/50 Systems of measurement, based on relative movement of the target
Full Title
Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems > using reflection of acoustic waves (G01S15/66 takes precedence) > Systems of measurement, based on relative movement of the target
2 direct subcodes
Child Classifications
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- G01S 15/52 Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S 15/58 Velocity or trajectory determination systems; Sense-of-movement determination systems