伪随机稀疏序列在信息隐藏技术中有广泛的应用。
Pseudo sparse sequence has wide applications in information hiding technology.
由此可以产生数量众多相关特性优良的伪随机序列。
So it can generate enough PN sequence with good correlation property.
本文主要讨论了伪随机序列的非周期和周期相关特性。
The aperiodic and periodic correlation properties of pseudorandom sequences have been discussed.
我用一个软件线性反馈偏移寄存器来生成伪随机值；参见参考资料。
I did this by using a software linear feedback shift register to generate pseudorandom values; see Resources.
给出了数字音频信号中信息隐藏的伪随机序列生成算法。
The information is hidden in digital audio signals by an arithmetic of Preudo-random sequences generation.
利用伪随机相关仪对电液系统进行在线辨识已有成功先例。
Use is made of a quasi-randon coherence function computer to carry out on-line identification for a typical chydroelectric servo position control system.
利用混沌系统产生一个和图像大小相同的四值伪随机混沌阵列。
It USES chaotic maps to generate a four-value chaotic array whose size is as big as the image.
在伪随机测试方式下，随着测试的进行，测试矢量的效率大幅降低。
In pseudo random test mode, the efficiency of the vectors decreases sharply as the test progresses.
本文利用伪随机序列相关辨识技术，实现了快速检测视觉诱发电位。
In this paper, a fast visual evoked potential measurement technique-system identification with pseudo-random sequences is presented.
由混沌映射驱动得到的伪随机二进制序列应确保有足够的比特安全性。
Sufficient bit security is necessary for pseudorandom binary sequences drived by chaotic maps.
对一个字节进行加密，我们对伪随机字节和要加密的字节进行异或运算。
To encrypt a byte, we xor this pseudo-random byte with the byte we want to encrypt.
文中主要分析了矩阵交织器、伪随机交织器和半伪随机交织器的性能。
The paper analyses the performance of matrix interleaver, random interleaver and half random interleaver.
提出了广义伪随机屏蔽二进序列偶，给出了其变换性质、组合允许条件。
Generalized pseudorandom punctured binary sequence pair along with the transformation properties and combinatorial limited conditions are presented.
在许多密码系统中，伪随机序列生成器是系统安全的一个重要组成部分。
In many cipher system, the pseudo random sequence generator is an important part in system security.
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。
In digital image watermarking and image encryption, researchers often require a pseudo random sequence which is statistically orthogonal to an image.
介绍了伪随机序列的基本知识以及该理论在扩谱雷达波形设计中的典型应用。
The basic idea of pseudo noise sequence and its typical application in radar signal designing were introduced in this paper.
设计了一种密码安全的伪随机比特序列发生器，再将比特序列转化为浮点数序列。
A secure pseudorandom bit sequence generator is designed and the bit sequences are then transformed into floating point Numbers.
扩谱通信中一个最基本的任务就是实现本机的伪随机信号与接收的伪随机信号的同步。
In spread-spectrum communication systems, the essential task which has to be performed is the synchronization of receiver pseudonoise (PN) signal with the pseudonoise signal contained in the input.
在测试中，客户机将查询范围调整为整体地震数据集的一部分，并生成一系列伪随机请求。
In testing, the client generates a pseudo-random series of requests with the query ranges adjusted to cover some portion of the total set of earthquakes.
用伪随机振荡技术测量了高通量工程试验堆（HFETR）不同功率水平时堆的频率特性。
Using pseudorandom oscillation technique, frequency characteristics in different power levels are measured in HFETR.
本文以伪随机多频波在时间域上的表达式为基础，构建了产生伪随机多频波的二进制序列。
In this paper, the binary sequence is constructed based on the time domain expression of pseudo-random multi-frequency waveform.
研究结果表明，相对伪随机激振法适用于机床结构的动态测试，具有较高的测试精度和效率。
As a result of experiment, the relative pseudorandom exciting method is applicable in the dynamic experiment of machine tool structure, with higher precision and efficiency.
具有二值自相关特性的伪随机序列在扩频通信、流密码、雷达和声纳等领域中具有重要的应用。
Pseudorandom sequences with ideal two-level autocorrelation functions have important application in spread-spectrum communication, stream cryptography, radar and sonar.
本文介绍用以辨识船舶运动方程系数的伪随机二进制信号发生器的基本原理、使用方法和精度。
This paper introduces the basic principles, application and precision of PRBS generator which is used for the identification of coefficients of ship motion equation.
该方式给每个用户分配不同的伪随机跳时码，根据跳时码参考信号和数据信号进行相同量的跳时。
It assigns different PN time-hopping codes to different users. The signals for reference and symbol in a frame have the same time-hopping value.
结果表明，在所用分组密码是伪随机置换的条件下，方案在分块适应性攻击模型下是可证明安全的。
Investigation shows that the scheme is provable security under the blockwise adaptive attack model if the underlying block cipher is a pseudorandom permutation.
直接系列扩频通信系统的频谱扩展是借助于扩频函数而实现的，典型的扩频函数就是伪随机序列码。
Spectra expanding of Spread spectrum communication system makes use of the spread spectrum function to realize, the typical spread spectrum function is pseudo random sequence code.
本文讨论了用伪随机序列实现加密保护的原理、方法及可编程逻辑器件(PLD)实现的具体方法。
This paper discusses the principle and method of encryption using pseudo random sequence, and gives its implement on PLD.
相关处理乘法可简单地用伪随机门控采样(模拟)或伪随机控制数据保留与剔除(数字)方法实现。
The multiplication of correlation could be implemented just by pseudo random gating sampling (analog) or data reservation control and rejection (digital).
相关处理乘法可简单地用伪随机门控采样(模拟)或伪随机控制数据保留与剔除(数字)方法实现。
The multiplication of correlation could be implemented just by pseudo random gating sampling (analog) or data reservation control and rejection (digital).
应用推荐