frequency offset
频率偏移：在无线通信中
常用释义
英式发音
美式发音
基本释义
- 频率偏移：在无线通信中，指信号的实际频率与预期频率之间的差异。频率偏移可能由于信号传输过程中的干扰、多径效应或设备本身的误差引起。
例句
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1·So frequency offset must be removed prior to demodulation.因此，解调前必须去除频率偏差。
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2·Carrier frequency offset is one of the key problems in OFDM system.载波频率偏移是OFDM系统实现的关键问题之一。
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3·One of the principal disadvantage of OFDM is sensitivity to frequency offset.OFDM的主要缺点是对载波频率偏差很敏感。
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4·Also the frequency offset was estimated based on maximum likelihood (ML) principle.然后利用最大似然原则得到频偏估计。
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5·Firstly the carrier phase with frequency offset is obtained with a parallel method.该算法利用并行方法估计有频差时的载波相位。
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6·Frequency offset tracking is one of the key technologies that affect OFDM systems' performance.频偏跟踪是影响到OFDM系统性能的关键技术之一。
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7·The time synchronization and carrier frequency offset estimation can be achieved simultaneously.该算法能够同时实现时间同步与频偏估计。
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8·Time-selective Rayleigh fading of channels is caused by Doppler shift and carrier frequency offset.接收端的高速运动或者载频的偏移，会引起信道的时间选择性衰落。
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9·This paper proposes a carrier frequency offset estimation algorithm for interleaved multi-user OFDM.提出一种针对多用户交织OFDM载频偏移估计的算法。
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10·An algorithm suitable for carrier phase and frequency offset estimation in software radio is proposed.提出一种适合软件无线电的载波相位和频差估计算法。