Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Routh-Hurwitz Criterion I01:15

Routh-Hurwitz Criterion I

228
Consider an electrical power grid, where stability is essential to prevent blackouts. The Routh-Hurwitz criterion is a valuable tool for assessing system stability under varying load conditions or faults. By analyzing the closed-loop transfer function, the Routh-Hurwitz criterion helps determine whether the system remains stable.
To apply the Routh-Hurwitz criterion, a Routh table is constructed. The table's rows are labeled with powers of the complex frequency variable s, starting from the...
228
Routh-Hurwitz Criterion II01:19

Routh-Hurwitz Criterion II

225
In the application of the Routh-Hurwitz criterion, two specific scenarios can arise that complicate stability analysis.
The first scenario occurs when a singular zero appears in the first column of the Routh table. This situation creates a division by zero issues. To resolve this, a small positive or negative number, denoted as epsilon (∈), is substituted for the zero. The stability analysis proceeds by assuming a sign for ∈. If ∈ is positive, any sign change in the first...
225

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

[Scapular belt for the treatment of comminuted fractures of scapula].

Zhongguo gu shang = China journal of orthopaedics and traumatology·2010
Same author

Manipulation of ordered nanostructures of protonated polyoxometalate through covalently bonded modification.

Chemistry (Weinheim an der Bergstrasse, Germany)·2010
Same author

Developments in nonsteroidal antiandrogens targeting the androgen receptor.

ChemMedChem·2010
Same author

Dynamic presentation of immobilized ligands regulated through biomolecular recognition.

Journal of the American Chemical Society·2010
Same author

[Research on crop-weed discrimination using a field imaging spectrometer].

Guang pu xue yu guang pu fen xi = Guang pu·2010
Same author

A palladium/copper bimetallic catalytic system: dramatic improvement for Suzuki-Miyaura-type direct C-H arylation of azoles with arylboronic acids.

Chemistry (Weinheim an der Bergstrasse, Germany)·2010

相关实验视频

Updated: Jun 24, 2025

Author Spotlight: Automated Deep Brain Stimulation for Parkinson's Disease - Exploring the Possibilities and Challenges of Home Monitoring
06:32

Author Spotlight: Automated Deep Brain Stimulation for Parkinson's Disease - Exploring the Possibilities and Challenges of Home Monitoring

Published on: July 14, 2023

1.3K

基于哈特利算法驱动的混乱方案的高安全多维数据保护系统.

Jie Cui, Bo Liu, Jianxin Ren

    Optics express
    |June 11, 2024
    PubMed
    概括

    本研究介绍了一种安全的数据保护系统,使用哈特利算法驱动的混乱来增强物理层的安全性. 这种方法降低了信号功率,并实现了用于强大的加密的大量密钥空间.

    更多相关视频

    Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit
    05:30

    Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit

    Published on: September 8, 2023

    536
    Rapid Repetition Rate Fluctuation Measurement of Soliton Crystals in a Microresonator
    07:42

    Rapid Repetition Rate Fluctuation Measurement of Soliton Crystals in a Microresonator

    Published on: December 15, 2021

    3.1K

    相关实验视频

    Last Updated: Jun 24, 2025

    Author Spotlight: Automated Deep Brain Stimulation for Parkinson's Disease - Exploring the Possibilities and Challenges of Home Monitoring
    06:32

    Author Spotlight: Automated Deep Brain Stimulation for Parkinson's Disease - Exploring the Possibilities and Challenges of Home Monitoring

    Published on: July 14, 2023

    1.3K
    Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit
    05:30

    Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit

    Published on: September 8, 2023

    536
    Rapid Repetition Rate Fluctuation Measurement of Soliton Crystals in a Microresonator
    07:42

    Rapid Repetition Rate Fluctuation Measurement of Soliton Crystals in a Microresonator

    Published on: December 15, 2021

    3.1K

    科学领域:

    • 信息安全 信息安全
    • 光学通信是指光学通信.
    • 信号处理 信号处理

    背景情况:

    • 现有的数据保护系统在实现高安全性和效率方面面临着挑战.
    • 通信系统的物理层容易受到各种安全威胁.
    • 基于快速里埃转换 (FFT) 的方法在复杂数据加密方面存在局限性.

    研究的目的:

    • 提出一个高度安全的多维数据保护系统.
    • 通过使用混乱方案来增强信号的物理层安全性.
    • 为了降低峰值到平均功率比 (PAPR) 以提高信号质量.

    主要方法:

    • 使用快速的哈特利算法,而不是快速里埃计算 (FFT).
    • 采用来自多翼混乱系统的混乱序列用于3D星座映射.
    • 集成了一个随机振幅调制器和一个随机振幅发生器,用于减少PAPR和增强安全性.

    主要成果:

    • 实现了高达2.6dB的PAPR降低.
    • 该系统提供了10131的钥匙空间,显著提高了对裂纹的抵抗力.
    • 在2公里的多核光纤上演示了27.94 Gb/s的传输速率.
    • 增加了1.1dB的前置错误校正值范围.

    结论:

    • 拟议的哈特利算法驱动的混乱方案提供了一个高度安全的多维数据保护系统.
    • 混沌系统和随机振幅调制的集成有效地减少了PAPR,并提高了物理层的安全性.
    • 该方案为安全的高速光通信提供了强大而可靠的解决方案.