IPC Subgroup
H01Q 5/47 with a coaxial arrangement of the feeds
Introduced: January 2015
Full Title
Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements > Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements > using two or more feeds in association with a common reflecting, diffracting or refracting device > with a coaxial arrangement of the feeds
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ANTENNAS, i.e. RADIO AERIALS