172669 ⎘
Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified; Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems; Systems determining position data of a target; Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception
Sub-classes:DIRECTIONAL SPEED AND DISTANCE SENSOR
#2DIRECTIONAL SPEED AND DISTANCE SENSOR
#3Switching circuits to calculate transmission and reception circuit delays in a distance measuring device
#4Directional speed and distance sensor
#5Avalanche pulser
#6Directional speed and distance sensor
#7Method and system for presence detection
#8Directional speed and distance sensor