Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 23, 2017
Patent Application Number
14346622
Date Filed
September 22, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
A front-end circuit for a wireless communication unit includes at least two antenna feeds. At least one of the antennas is coupled to an antenna switch. The circuit comprises filters and duplexers and is prepared to operate a number of FDD frequency bands. Each FDD band comprises an Rx band for receive signals and a Tx band for transmit signals. The circuit provides a single band operation mode for each frequency band and aggregated band operation modes. In an aggregated band operation mode Rx signals can be received in two different frequency bands at the same time as well as Tx signals can be transmitted in at least one of the two different frequency bands. In addition, TDD bands as well as GSM bands are covered.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.