|
This page displays all 「FI」 in main group H01Q21/00. |
HB:Handbook | ||||
|
CC:Concordance | |||||
|
|
Antenna arrays or systems (arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system H01Q3/00) | HB | CC | 5J021 | |
|
|
.Arrays of individually energised antenna units similarly polarised and spaced apart | HB | CC | 5J021 | |
|
|
..the units being spaced along, or adjacent to, a rectilinear path | HB | CC | 5J021 | |
|
|
...Collinear arrangements of substantially straight elongated conductive units | HB | CC | 5J021 | |
|
|
...Parallel arrangements of substantially straight elongated conductive units (travelling-wave antennas comprising transmission line loaded with transverse elements H01Q0011020000;Yagi antennas H01Q19/30) | HB | CC | 5J021 | |
|
|
....Adcock antennas | HB | CC | 5J021 | |
|
|
.....U-type | HB | CC | 5J021 | |
|
|
.....H-type | HB | CC | 5J021 | |
|
|
..the units being spaced along, or adjacent to, a curvilinear path | HB | CC | 5J021 | |
|
|
..Antenna units of the array energised non-uniformly in amplitude or phase, e.g. tapered array or binomial array | HB | CC | 5J021 | |
|
|
.Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction | HB | CC | 5J021 | |
|
|
..Turnstile or like antennas comprising arrangements of three or more elongated elements disposed radially and symmetrically in a horizontal plane about a common centre | HB | CC | 5J021 | |
|
|
.Combinations of substantially independent non-interacting antenna units or systems | HB | CC | 5J021 | |
|
|
.Combinations of different interacting antenna units for giving a desired directional characteristic (H01Q25/00 takes precedence) | HB | CC | 5J021 | |
|
|
.Combinations of separate antenna units operating in different wavebands and connected to a common feeder system | HB | CC | 5J021 | |