The OFDM is sensitive to the synchronization of the OFDM symbol and the carriers' frequency excursion.
OFDM系统存在对数据符号同步和载波频率偏移极为敏感的问题。
To get high quality quartz tuning forks, mechanical coupling error and frequency excursion by machining errors must be resolved.
加工高质量的石英音叉需要解决工艺误差导致的机械耦合误差及频率漂移等问题。
According to the frequency excursion in power systems, this paper proposes a detecting method of harmonic negative current instructions.
针对电网出现的频率偏差，提出一种谐波负序电流指令的检测方法。
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