| 摘要 |
An electronically tunable RF Front End Module, comprising a first tunable bandpass filter, said first tunable bandpass filter capable of being tuned to receive a plurality of distinct frequency bands, a first lowpass filter capable of transmitting predetermined frequency bands, a first switch (225) in communication with said first lowpass filter and said first tunable bandpass filter for switching between said first tunable bandpass filter and said first low pass filter to enable switching between transmitting and reception of RF signals, a second tunable bandpass filter, said second tunable bandpass filter capable of being tuned to receive a plurality of distinct frequency bands, a second lowpass filter capable of transmitting predetermined frequency bands, a second switch (240) in communication with said second lowpass filter and said second tunable bandpass filter for switching between said second tunable bandpass filter and said second low pass filter to enable switching between transmitting and reception of RF signals, and an antenna in communication with a third switch, said third switch enabling switching between said first and said second switch. |
