Patent Number: 7,826,553

Title: Multilevel LINC transmitter

Abstract: A multilevel LINC transmitter. The multilevel LINC transmitter comprises a multilevel signal component separator, a phase modulator block, a mixer block, an up-converter block, a predistorter and an RF block. The multilevel signal component separator comprises a multilevel scaler and converts an input signal to phase signals. The phase modulator block and the predistorter are coupled to the multilevel signal component separator. The mixer block is coupled to the phase modulator block and the predistorter. The up-converter block is coupled to the mixer block. The RF block comprises a plurality of power amplifiers coupled to the up-converter block and a power combiner coupled to the power amplifiers.

Inventors: Chen; Yuan-Jyue (Taipei, TW), Jheng; Kai-Yuan (Taoyuan County, TW), Wu; An-Yeu (Taipei, TW)

Assignee: Mediatek Inc.

International Classification: H04K 1/02 (20060101); H04L 25/03 (20060101)

Expiration Date: 2019-11-02 0:00:00