Based on perfect sequences and orthogonal sequence sets, a new class of mutually orthogonal sets of zero correlation zone sequences is presented.
该文基于完备序列和正交序列集，构造出一类相互正交的零相关区序列集。
The communication mode of using shift-sequences of multiphase orthogonal sequences is brought up and the method for synchronization of sequence in receiver is presented.
提出采用多相正交序列的移位序列作为扩频序列的通信方式，并给出接收端序列同步的实现方法。
A timing and frequency synchronization scheme based on FH sequence is proposed for the free space optical communication Orthogonal frequency Division Multiplexing (FSO-OFDM).
提出了一种基于FH序列的自由空间光通信多载波调制(FSO - OFDM)时间频率同步方案。
This paper proved that a frequency stochastic sequence obtained from a stationarily correlated time series by using discrete Fourier transform is orthogonal.
本文证明了时间域内的平稳相关序列经离散傅里叶变换之后，听得到的是频域内的正交随机序列。
In a preferred embodiment, these field are orthogonal and parallel to the skin surface, respectively, and applied in a temporally alternating sequence.
在优选实施例中，这些场分别正交于和平行于皮肤表面，并以时间上交替的顺序施加。
In digital image watermarking and image encryption, researchers often require a pseudo random sequence which is statistically orthogonal to an image.
在数字图像水印、图像加密等领域，经常需要一个与图像正交的伪随机序列。
Audio information hiding algorithm based on spread spectrum is generally detected by correlation threshold but the orthogonal of pseudorandom sequence is always destroyed by perception reshaping.
基于扩频的音频隐藏算法一般都采用阈值相关法进行检测，但感知整形过程往往会破坏伪随机序列的正交性。
The idea of orthogonal expansion and sequence decomposition in random space is discussed firstly.
文中首先论述了随机函数空间中的正交展开与次序正交展开概念。
Then basing on the LS estimation, the paper researches the best design methods of the training sequence including the orthogonal training and shift orthogonal training sequences.
然后重点研究LS估计下的最优训练序列设计方法，包括正交训练序列设计和移相正交训练序列设计。
The sequence of the factors was determined by orthogonal experiments: ball gradation, milling rotational speed, ball milling time, and ratio of ball to powder.
正交试验表明四个因素的主次顺序为：磨球级配、球磨机转速、球磨时间、球料比。
The orthogonal frequency division and the direct sequence spread spectrum technology are effective methods.
正交频分复用和直接序列扩频技术是解决该问题的有效手段。
The orthogonal frequency division and the direct sequence spread spectrum technology are effective methods.
正交频分复用和直接序列扩频技术是解决该问题的有效手段。
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