| 摘要 |
A power amplifier (PA) according to an embodiment of the present invention includes a signal processing path which includes a gain stage to receive a radio frequency (RF) signal and to output an amplified RF signal; a sensor which is combined with the signal processing path to sense the operation feature of the PA; and a microcontroller which executes a command, receives the operation feature, and controls one or more parameters of the signal processing path in response to the operation feature. [Reference numerals] (115_2,115_0) Matching network; (120_1) Controller 1; (120_2) Controller 2; (120_3) Controller 3; (130_3,130_2,130_1,130_0) Peak detector; (140) Non-linear compensation circuit; (150) Temperature Monitor; (160) Voltage Monitor |
