The influence of signal's parameters on frequency-discrimination characteristics is analyzed and discussed, and the precision of the convolution frequencydiscrimination algorithm is given.
Aiming at the disadvantages of analog frequency estimation in traditional receiver, this article proposes an algorithm of digital frequencydiscrimination based on distributed arithmetic.
针对传统接收机中模拟鉴频方法的缺点，提出了一种基于分布式算法的数字鉴频方法。
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In this paper a distant image play-out system designed with the principle of frequencydiscrimination, main technical measures and main technical specifications are described.