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PCE
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DIFF Subgroup
G01S 11/04

using angle measurements

Introduced: January 1990

Full Title

Full titles differ between systems:

IPC:

Systems for determining distance or velocity not using reflection or reradiation > using radio waves > using angle measurements

CPC:

Systems for determining distance or velocity not using reflection or reradiation (position-fixing by co-ordinating two or more distance determinations G01S5/00) > using radio waves (G01S19/00 takes precedence) > using angle measurements

No child classifications to compare. This is a leaf node in both IPC and CPC.