IPC Main Group
H01Q 5/00 Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
Introduced: September 1968
Last revised: January 2015
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ANTENNAS, i.e. RADIO AERIALS
Scope Notes
Limiting references: Combinations of separate active antenna units operating in different wavebands and connected to a common feeder system
5 direct subcodes
Child Classifications
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- H01Q 5/1 Resonant antennas
- H01Q 5/2 characterised by the operating wavebands
- H01Q 5/3 Arrangements for providing operation on different wavebands
- H01Q 5/4 Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
- H01Q 5/5 Feeding or matching arrangements for broad-band or multi-band operation