G
PHYSICS
G
PHYSICS
G01
MEASURING; TESTING
G01
MEASURING; TESTING
G01S
RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
G01S
RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
15/00
Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
15/00
Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
G01S15/02
using reflection of acoustic waves
G01S15/02
using reflection of acoustic waves
G01S15/06
Systems determining the position data of a target
G01S15/06
Systems determining the position data of a target
G01S15/08
Systems for measuring distance only
G01S15/08
Systems for measuring distance only
G01S15/10
using transmission of interrupted, pulse-modulated waves
G01S15/10
using transmission of interrupted, pulse-modulated waves