Dual -frenquency doherty power amplifier
The utility model discloses a dual -frenquency doherty power amplifier, divide input coupler, main power amplifier input matching network, main power amplifier, main power amplifier output matching network, main power amplifier phase -shift network, supplementary power amplifier input matching netwo...
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| Hauptverfasser: | , , , |
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| Format: | Patent |
| Sprache: | chi ; eng |
| Schlagworte: | |
| Online-Zugang: | Volltext bestellen |
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| Zusammenfassung: | The utility model discloses a dual -frenquency doherty power amplifier, divide input coupler, main power amplifier input matching network, main power amplifier, main power amplifier output matching network, main power amplifier phase -shift network, supplementary power amplifier input matching network, supplementary power amplifier, supplementary power amplifier output matching network, supplementary power amplifier phase -shift network, an impedance transforming network and the 2nd impedance transforming network including the merit that varies. The utility model discloses a dual -frenquency varies merit branch technique, dual -frenquency and matches and move the little frequency ratio's of looks technology dual -frenquency power amplifier, especially, the impedance conversion between arbitrary impedance on two specific frequency points is realized to one section microstrip line in input/output network part adopts three -section series connection microstrip line structure replacement prior art to the combinat |
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