作者: Behzad B. Mohebbi
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摘要: An OFDM modem is presented that uses a pilot sub-carrier signal structure for channel estimation to reduce link latency of the modem, or alternatively, pseudo-random number sequence inserted into later detection estimation. The includes multiple symbols, each symbol having plurality closely- spaced, orthogonal data signals carrying data. In some implementations, one more are with signals. Each sub- carrier modulated predetermined modulation scheme. placed at different location successive duration form sliding signal.