DIFF Subgroup
G01S 13/02 Systems using reflection of radio waves, e.g. primary radar 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 > Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
Of 6 combined children, 3 exist in both systems.
3 codes are CPC-only extensions.
Note: 1 CPC extensions are marked as secondary classification only.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- G01S 13/04 Systems determining presence of a target (based on relative movement of target G01S13/56) since 1980 IPC+CPC Available in IPC and CPC
- G01S 13/06 Systems determining position data of a target since 1980 IPC+CPC Available in IPC and CPC
- G01S 13/50 Systems of measurement based on relative movement of target since 1980 +1 CPC IPC+CPC Available in IPC and CPC