DIFF Subgroup
H01Q 3/10 to produce a conical or spiral scan
Introduced: September 1968
Full Title
Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system > using mechanical movement of antenna or antenna system as a whole > for varying two co-ordinates of the orientation > to produce a conical or spiral scan
No child classifications to compare. This is a leaf node in both IPC and CPC.