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

Time and frequency -Domain Interpretation of Phase-lag Control01:21

Time and frequency -Domain Interpretation of Phase-lag Control

87
Phase-lag controllers are widely used in control systems to improve stability and reduce steady-state errors. A dimmer switch controlling the brightness of a light bulb serves as a practical example of phase-lag control, gradually adjusting the bulb's brightness. Mathematically, phase-lag control or low-pass filtering is represented when the factor 'a' is less than 1.
Phase-lag controllers do not place a pole at zero, but instead influence the steady-state error by amplifying any...
87
Time and frequency -Domain Interpretation of Phase-lead Control01:24

Time and frequency -Domain Interpretation of Phase-lead Control

80
Phase-lead controllers are commonly used in various control systems to enhance response speed and stability. Adjusting the brightness on a television screen offers a practical example of phase-lead control. When contrast is enhanced, a phase-lead controller is employed. Mathematically, phase-lead control is identified when the first parameter is smaller than the second.
The design of phase-lead control involves the strategic placement of poles and zeros to balance steady-state error and system...
80

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

Identification of TXNIP, FTCD, and HAGH as Key Genes in a Cancer Stem Cell-Driven Prognostic Model for Hepatocellular Carcinoma.

Endocrine, metabolic & immune disorders drug targets·2026
Same author

Edge-Bound Doping Effect in Oxidation-Etched CVD MoS<sub>2</sub>.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

Nanosecond-latency all-optical fiber sensing with in-sensor computing.

Light, science & applications·2026
Same author

Effective recycling of spent lithium-ion batteries via radiolytic radical reactions.

Nature communications·2026
Same author

Reconfigurable silicon photonic transceiver for WDM BPSK non-coherent detection.

Optics express·2026
Same author

Molecular detection of Clostridium and Bacillus species in foods: recent advances and applications.

Food research international (Ottawa, Ont.)·2026
Same journal

Denoising algorithm of Φ-OTDR systems based on adaptive fractional wavelet transform denoising.

Optics express·2026
Same journal

Millisecond photon-to-photon latency and high-speed volumetric projection system for optogenetics.

Optics express·2026
Same journal

Polarization-encoded coaxial structured light for high-precision 3D surface profilometry.

Optics express·2026
Same journal

Discrete freeform optical design based on collaborative optimization of point cloud and local normals.

Optics express·2026
Same journal

Ultrafast ghost imaging with 25 GHz speckle switching and wavelength-division multiplexing.

Optics express·2026
Same journal

Atomic vapor cells fabricated by femtosecond laser welding of standard-optical-quality glass.

Optics express·2026
查看所有相关文章

相关实验视频

Updated: Jun 16, 2025

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator
08:39

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

9.8K

基于无色时间透镜的光脉冲处理器,辅助复合相调制.

Huabei Liu, Qijie Xie, Chunyang Ma

    Optics express
    |June 14, 2025
    PubMed
    概括
    此摘要是机器生成的。

    研究人员开发了一种新型的无色时间镜头,以扩大时间孔径,以实现超快的光学处理. 这种新系统克服了传统方法的局限性,使得完美的富里埃变换能够在量子光学中得到更广泛的应用.

    更多相关视频

    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
    09:43

    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

    Published on: March 20, 2017

    9.8K
    Direct Imaging of Laser-driven Ultrafast Molecular Rotation
    10:52

    Direct Imaging of Laser-driven Ultrafast Molecular Rotation

    Published on: February 4, 2017

    9.7K

    相关实验视频

    Last Updated: Jun 16, 2025

    Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator
    08:39

    Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

    Published on: January 28, 2019

    9.8K
    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
    09:43

    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

    Published on: March 20, 2017

    9.8K
    Direct Imaging of Laser-driven Ultrafast Molecular Rotation
    10:52

    Direct Imaging of Laser-driven Ultrafast Molecular Rotation

    Published on: February 4, 2017

    9.7K

    科学领域:

    • 光学和光子学 在光学和光子学.
    • 量子光学是一种量子光学.
    • 超快的光学处理.

    背景情况:

    • 时间镜头系统传统上使用正弦波形进行相位调制,限制线性声持续时间和时间孔径.
    • 这种限制阻碍了超高速光学处理中完美的富里埃变换能力.

    研究的目的:

    • 提出和演示一种新的无色时间镜头系统.
    • 为了扩大时间孔,以增强光脉冲处理.

    主要方法:

    • 使用复合相调制,使用基本和二次波的加权组合.
    • 采用了两阶段的过程:初始脉冲压缩,然后使用复合波形引入声.
    • 通过数值模拟和高斯脉冲的实验处理来验证.

    主要成果:

    • 在延长的脉冲持续时间内实现了持续的线性声,显著扩大了有效的时间孔径.
    • 实验证明了高斯脉冲的无扭曲处理.
    • 压缩脉冲宽度从34ps增加到2.2ps,光谱带宽从0.32nm扩大到1.6nm,保持波形和光谱外.

    结论:

    • 新型无色时间镜头有效地扩大时间孔径,并支持完美的富里埃转换.
    • 该系统展示了在超高速光脉冲处理应用中芯片内集成的潜力.
    • 在处理过程中保持脉冲形状和光谱特征.