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Hi, I am currently planning to develop a radar ranging sensor using FPGA, which uses spread spectrum technology. The RF unit of the sensor operates at 7.125GHz, and the spread spectrum code uses M-sequence pseudo-random sequence code. The spread spectrum code is generated by the desired FPGA, with a symbol rate of 150Gcps. Can this design scheme be implemented using FPGA? Or can we implement it using SOC FPGA? As shown in the figure below, cos ωt As an RF carrier, the carrier frequency operates at 7.125GHz, and m1 (t) is used as an m-sequence pseudo-random code. I want to use FPGA to generate it, with a code width of 6.7 picoseconds and a code rate of 150Gcps. The two signals are spread out through a multiplier and then transmitted from the antenna horn. From the current perspective, the clock freq required for 150Gcps is very high. I'm not sure if the clock of Stratix-10, Cyclone-10 or RF SOC FPGA integration solution can meet the requirements?
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Hi,
I don't think 7.125GHz would be supported for user interface, internal VCOs may be running at that frequency to generate the Fout of max 1.1GHz in -1 speed grade of Agilex 7, sharing the link below.
I/O PLL Specifications (intel.com)
Thank you,
Kshitij Goel
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Hi,
As we do not receive any response from you on the previous answer that we have provided. Please login to ‘https://supporttickets.intel.com’, view details of the desire request, and post a response within the next 15 days to allow me to continue to support you. After 15 days, this thread will be transitioned to community support. The community users will be able to help you on your follow-up questions.
Thank you,
Kshitij Goel
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