Method for setting transceiving system integrating mixer circuit and digital subscriber loop
A technology of digital subscriber loop and transceiver system, applied in transmission hybrid circuit, transmission system, wired transmission system, etc., can solve problems such as unoptimized upload and download rates, poor echo cancellation ability, etc.
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[0042] Please refer to figure 2 , figure 2 A schematic diagram of a transceiver system 200 for digital subscriber loops is illustrated for an embodiment of the present invention. Such as figure 2 As shown, the transceiver system 200 includes a transmitting unit 202 , a transmitting and receiving coil 204 , a transmitting and receiving circuit 206 , a mixing and matching circuit 208 and a receiving unit 210 . The transmission unit 202 is used to receive a user transmission signal US, and generate a pair of upload signals according to the user transmission signal US; terminal 218, and receive a pair of download signals from the local terminal 218 through the twisted pair 216, wherein the transmitting and receiving coil 204 can be a transformer; the transceiver circuit 206 is connected after the transmission unit 202, and is used to couple the upload signal to the transmitting and receiving coil 204, or couple the download signal from the transmitting and receiving coil 204...
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