| 摘要 |
A system for a smart antenna is provided. The smart antenna system includes a plurality of antennas, a receiver section, a transmitter section and a controller. The controller outputs phase shift signals. The receiver section includes a plurality of mixers and current sources. The corresponding phase shift signal and current source are applied to each mixer in the receiver section. The transmitter section includes a plurality of mixers and current sources. The corresponding phase shift signa l and current source are applied to each mixer in the transmitter section.
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