RF processing circuit and wireless communication device using the same

摘要

A radio-frequency (RF) processing circuit used in a wireless communication device is disclosed. The RF processing circuit comprises an RF front-end circuit, coupled to a first antenna, a second antenna, a first wireless communication module and a second wireless communication module, for switching couplings between the first antenna and the second antenna, and the first wireless communication module and the second wireless communication module according to a control signal; and a control unit, for generating the control signal to the RF front-end circuit according to operation frequency bands and operation conditions of the first wireless communication module and the second wireless communication module.

主权项

1. A radio-frequency (RF) processing circuit used in a wireless communication device, comprising:
an RF front-end circuit, coupled to a first antenna, a second antenna, a first wireless communication module and a second wireless communication module, for switching couplings between the first antenna and the second antenna, and the first wireless communication module and the second wireless communication module according to a control signal; and a control unit, for generating the control signal to the RF front-end circuit according to operation frequency bands and operation conditions of the first wireless communication module and the second wireless communication module; wherein the first wireless communication module and the second wireless communication module are coupled to the first antenna simultaneously and the second wireless communication module is also coupled to the second antenna according to the control signal generated by the control unit, when the operation frequency bands of the first wireless communication module and the second wireless communication module are different, or when the first wireless communication module stops operation.