Signal amplification circuit, radio frequency transceiver circuit and electronic equipment
The utility model belongs to the technical field of communication, and provides a signal amplification circuit, a radio frequency transmit-receive circuit and electronic equipment, a first port of a first circulator is connected with a transmit-receive port of a radio frequency transceiver, and a fi...
Gespeichert in:
| Hauptverfasser: | , , |
|---|---|
| Format: | Patent |
| Sprache: | chi ; eng |
| Schlagworte: | |
| Online-Zugang: | Volltext bestellen |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
| Zusammenfassung: | The utility model belongs to the technical field of communication, and provides a signal amplification circuit, a radio frequency transmit-receive circuit and electronic equipment, a first port of a first circulator is connected with a transmit-receive port of a radio frequency transceiver, and a first port of a second circulator is connected with a transmit-receive antenna, so that the design of collinear transmit-receive lines is realized; at least one of a power amplifier and a low-noise amplifier is arranged on a line between the first circulator and the second circulator, the input end of the power amplifier is connected with a second port of the first circulator, and the output end of the power amplifier is connected with a third port of the second circulator. The input end of the low-noise amplifier is connected with the second port of the second circulator, the output end of the low-noise amplifier is connected with the third port of the first circulator, an additional control time sequence is not nee |
|---|