DIFF Subgroup
G01S 13/66 Radar-tracking systems; Analogous systems
Introduced: January 1980
Full Title
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 > Radar-tracking systems; Analogous systems
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
IPC defines codes here since 1980.
Child Classifications
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- G01S 13/72 for two-dimensional [2D] tracking, e.g. combination of angle and range tracking, track-while-scan radar since 1980 +1 CPC IPC+CPC Available in IPC and CPC