Patent Number: 7,088,176

Title: Method and arrangement relating to multicarrier power amplifiers

Abstract: The present invention relates to a Multi Carrier Power Amplifier, MPCA, comprising a number of parallel Multi Carrier Power Amplifiers, each comprising an amplification loop and an error cancellation loop, said amplification loop comprising at least a first gain and phase control network and a first amplifier and a second amplifier. The MPCA comprises an external loop comprising a second Spread Spectrum Signal added to said each first loop.

Inventors: Vaktnas; Christer (Gothenburg, SE), Illipe; Hannes (Fjaras, SE)

Assignee: Telefonaktiebolaget LM Ericsson (publ)

International Classification: H03F 1/00 (20060101)

Expiration Date: 8/08/02018