Short wave receiving and sending integration digital signal processing module based on delayed diversity
A technology of digital signal processing and delay diversity, applied in the direction of space transmit diversity, diversity/multi-antenna system, etc., can solve the problems that it is difficult to improve the communication gain of the system, and the integrated design cannot be realized, so as to improve the communication gain and anti-interference ability , Improve the effect of versatility and compatibility
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[0013] In order to better understand the technical content of the present invention, specific embodiments are given together with the attached drawings for description as follows.
[0014] figure 1 It is a functional block diagram of an integrated digital signal processing module for short-wave transceivers based on delay diversity in an embodiment of the present invention, as figure 1 As shown, the shortwave transceiver integrated digital signal processing module based on delay diversity includes: 6 A / D chips, 2 down-conversion chips, 6 up-conversion modules, FPGA chips, DSP chips and CPCI bus, 6 A / D chips Connect to two down-conversion chips respectively, the output of the two down-conversion chips is connected to the FPGA chip, the DSP chip is respectively connected to the FPGA chip and the CPCI bus for data interaction, and the input of the six up-conversion modules is connected to the FPGA chip.
[0015] Among them, TMS320C6455 is used as the DSP chip, which has fast com...
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