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- optimal spreading sequences 最优扩频序列
- Optimal Spreading Sequence Set 最优扩谱序列集
- In order to expand the group of ades on communication system with asynchronous code division multiaddress (CDMA), the possibility of using chaotic spreading sequences was researched. 为了增加异步码分多址通信系统的可用码组，研究了在该系统中使用混沌扩频序列的可能性。
- Trinomial properties of three families of nonlinear spreading sequences (GMW sequences, No sequences and Kasami sequences) are discussed in this paper. Using the trace representation, we prove that these sequences have regular trinomial pairs. 讨论了三类非线性扩频序列(GMW序列、No序列和Kasami序列)的三项式特性,利用这三类序列的迹表示,证明了GMW序列、No序列和Kasami序列均具有正则三项式对。
- The constructive method of new spreading sequence with ideal two-level autocorrelation function is obtained from the ideas of the d-form sequence and extended sequences. 利用d-型序列和扩展序列的思想，给出了新的具有二值自相关特性的扩频序列构造表达式。
- Trinomial property of nonlinear spreading sequences 非线性扩频序列的三项式特性
- Research on Spreading Sequences with Chaotic Maps 一类混沌映射扩频序列的研究
- Research on spreading sequences with a novel chaos 一类新的混沌扩频序列研究
- Related problems, such as quick capture of direct spread sequence, MSK coherent demodulation, are also involved. 讨论了存在强干扰条件下MSK中频数字接收机的频域窄带干扰抑制、伪码快速捕获、MSK相干解调等实现方法。
- Abstract ：In this paper，A multicarrier signaling technique is applied to a direct-sequence CDMA system．A data sequence multiplied by a spreading sequence modulates multipte. 摘 要： 本文将多载波发送信号技术应用于直接序列扩频码分多址系统中．发射机中直接扩频序列与数据序列相乘，然后调制多个载波；
- UK-based company has launched a portable, temperature-controlled butter dish, ButterWizard, which keeps butter at what it says is the optimal spreadable temperature of 65 degrees Fahrenheit. 这种被称做“黄油奇才”的小装置可以将黄油本身的温度保持在最适宜于被涂抹的摄氏18.;3度的水平上。
- The Performance of the Spreading Sequences Generated by AR-SESS AR自编码扩频系统中扩频序列的特性研究
- What can we do to prevent the disease spreading? 我们能做什么来防止这种疾病蔓延呢？
- Aiming at that spread sequence isn't strict balanceable in the basic SEDS system, we set up three improved models, which can make the sequence balanceable. 本文针对基本自编码直扩系统的扩频序列无严格的0/1平衡特性,建立了三种都能达到扩频序列平衡、但系统误码性能不同的改进模型。
- The smoke from chimney is spreading out in the sky. 烟囱冒出的烟正在空中散开。
- The principle of direct spread sequence spectrum(DSSS) is discussed to show character of antidisturbance,and the receiver model and dispatcher model of DSSS is given. 详细阐述了直接序列扩频技术的原理及其抗干扰特性,并给出该通信模式接收机和发送机的模型。
- The principle of direct spread sequence spectrum (DSSS) is discussed to show character of antidisturbance, and the receiver model and dispatcher model of DSSS is given. 详细阐述了直接序列扩频技术的原理及其抗干扰特性，并给出该通信模式接收机和发送机的模型。
- Moral taint has spread among young people. 道德的败坏在年轻人之间蔓延。
- He spread the map flat out on the floor. 他把地图平铺在地上。
- It is John that/who is spreading the news. 传出消息的人乃是约翰。
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