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本文介绍的瞬时相位差测量方法具有如下特点:无需事先知道被测信号的频率;对计数器和鉴相器实现软件反复清零,提高了可靠性和抗干扰能力;测量精度较高;测量范围不受任何限制。
This article describes the instantaneous phase difference measurement method has the following characteristics: No need to know in advance the frequency of the signal under test; Counter and phase detector to achieve software repeatedly cleared to improve the reliability and anti-interference ability; High measurement accuracy; Measurement range Subject to any restrictions.