主要介绍了一种典型的信噪比估计算法，并对信噪比的自相关矩阵奇异值分解估计法进行了研究。
This paper introduces a typical SNR estimation algorithm by the use of autocorrelation matrix singular value decomposition method.
本文研究的是OFDM系统中的信噪比估计算法．并利用DSP芯片．通过AD6640和AD6620组成中频接收平台，将其应用到实际的OFDM传输系统中。
This paper is the study of OFDM SNR estimation algorithm system, using DSP chips and IF receiver platform composed by AD6640 and AD6620 to apply it in actual OFDM transmission system.
提出了一种在多径瑞利衰落信道中的信噪比盲估计算法。
This paper presents a blind algorithm to estimate the signal-to-noise ratio(SNR) of a communication signal in multipath Rayleigh fading channel .
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