Patent ID: 11929769
Assignee: SKYWORKS SOLUTIONS, INC.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 16:
17. A radio frequency transmit system for a mobile device, the radio frequency transmit system comprising:
a digital transmit circuit configured to generate a plurality of digital transmit signals, the digital transmit circuit including a plurality of digital pre-distortion circuits each operable to provide digital pre-distortion to a corresponding one of the plurality of digital transmit signals in a first mode of the digital transmit circuit, and a coefficient comparator circuit configured to generate a trimming control signal based on a plurality of coefficients of the plurality of digital pre-distortion circuits;
a plurality of digital to radio frequency converters configured to convert the plurality of digital transmit signals into a plurality of radio frequency signals; and
a power amplifier module including a plurality of power amplifiers each configured to amplify a respective one of the plurality of radio frequency signals, and a power amplifier trimming circuit configured to control trimming of the plurality of power amplifiers based on the trimming control signal.