DVB-RCT有3种载波间隔(Carrier Spacing,CS),见表2。而且有3种突发数据结构(Burst Structure,BS),如此设计是为了覆盖更广的范...
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Because of the limitation that the MLE algorithm is invalid if the frequency offset exceeds 1/2 carrier spacing, an initial acquisition making use of correlation algorithm is presented.
出于频偏超过1/2载波间隔时,最大似然算法失效。 因此提出利用相关算法进行载波频率的初始捕获。
参考来源 - 正交频分复用频率估计技术研究·2,447,543篇论文数据,部分数据来源于NoteExpress
这将导致子载波间隔更窄,ICI的程度更严重。
This will result in a narrower sub-carrier interval and worse ICI.
该文提出了一种适用于时域正交频分复用数字传输(TDS - OFDM)系统的基于保护间隔相似特性的高精度载波细同步算法。
This paper presents a fine carrier synchronization algorithm based on the similarities of the guard interval for Time-domain synchronous OFDM (TDS-OFDM) systems.
用于无线电传输时,信号用载波传送,通过改变(调制)载波的振幅、频率或间隔来实现。
FOR radio transmission, inFORmation is imparted to a carrier wave by varying (modulating) its amplitude, frequency, or duration.
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