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

Mesh Analysis for AC Circuits01:12

Mesh Analysis for AC Circuits

368
In the domain of radio communication, the significance of impedance matching must be considered. It is crucial to ensure the efficient transmission of signals between radio transmitters and receivers. Achieving this balance involves using impedance-matching circuits, with one fundamental configuration comprising a resistor, capacitor, and inductor.
The process of harmonizing these impedances begins with a clear understanding of the input and output signals. Once these signals are known, the...
368
Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving01:29

Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving

48
Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
48
Interference and Superposition of Waves01:07

Interference and Superposition of Waves

5.2K
When two waves of the same nature occur in the same region simultaneously, they result in interference. Interference of waves implies that the net effect of the waves is the sum of the individual waves' effects. However, it does not imply that the individual waves affect the propagation of other waves.
Interference occurs in mechanical waves, such as sound waves, waves on a string, and surface water waves. Mechanical waves correspond to the physical displacement of particles. Hence,...
5.2K
The Maximum Power Transfer Theorem01:20

The Maximum Power Transfer Theorem

595
Consider a linear AC Thevenin equivalent circuit connected to a load impedance.
The load connected draws the current, and the circuit delivers the power to the load. The alternating current flowing through the load is determined using the rectangular form of voltages, currents, network impedance, and load impedance. The average power delivered to the load is obtained from the product of the square of current and load resistance.
595
Fast Decoupled and DC Powerflow01:24

Fast Decoupled and DC Powerflow

183
The fast decoupled power flow method addresses contingencies in power system operations, such as generator outages or transmission line failures. This method provides quick power flow solutions, essential for real-time system adjustments. Fast decoupled power flow algorithms simplify the Jacobian matrix by neglecting certain elements, leading to two sets of decoupled equations:
183
Interference: Path Lengths01:10

Interference: Path Lengths

1.3K
Consider two sources of sound, that may or may not be in phase, emitting waves at a single frequency, and consider the frequencies to be the same.
Two special sources may be considered when they are in phase. This can be easily achieved by feeding the two sources from the same source. An example would be synchronizing the two speakers by feeding them with the same source, such as the sound waves produced by a tuning fork. This setup ensures that the two sources have the same frequency and are...
1.3K

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

FAM96A functions as a novel pace controller for iron uptake to maintain iron homeostasis and erythropoiesis.

Cell death and differentiation·2026
Same author

Rethinking 15-min walkable neighborhoods for healthy aging: evidence from cardiovascular health in Shanghai's older adults.

Frontiers in public health·2025
Same author

Immune Surveillance and Immune Escape in Cancer: Mechanisms and Immunotherapy.

MedComm·2025
Same author

Adaptive Singular Value Decomposition-Based Hyperecho Suppression for Diagnostic Power Doppler Ultrasound Image Processing.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2025
Same author

Multi-bioluminescence based dynamic imaging of Pseudomonas aeruginosa-induced hepatic inflammation process.

Microbial pathogenesis·2025
Same author

Self-powered In<sub>2</sub>Se<sub>3</sub>/Ge photodetector from a visible to short-wave infrared region.

Optics letters·2024
Same journal

The heterogeneous treatment effects and joint effects of high-speed rail construction and low-carbon city pilot policy on urban economic resilience.

Fundamental research·2026
Same journal

Multiple waves of westward dry-land agriculture expansions along the East Silk Road during the Neolithic age.

Fundamental research·2026
Same journal

Biomedical imaging.

Fundamental research·2026
Same journal

Artificial intelligence in echocardiography: Applications and future directions.

Fundamental research·2026
Same journal

Performance of lunar shell structure for moonbase subjected to low gravity coupled with changing temperature.

Fundamental research·2026
Same journal

KREEP materials recorded in impact glasses of Chang'e-6 regolith returned from the South Pole-Aitken Basin.

Fundamental research·2026
查看所有相关文章

相关实验视频

Updated: Jun 22, 2025

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles
11:54

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles

Published on: March 13, 2017

9.3K

在CDMA系统中通过 -minimization进行多次访问干扰抑制.

Xue Jiang1, Xingzhao Liu1, T Kirubarajan2

  • 1School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai 200240, China.

Fundamental research
|June 27, 2024
PubMed
概括
此摘要是机器生成的。

本研究介绍了一种强大的线性编程 (ROLP) 算法,以改善在代码分割多重访问 (CDMA) 系统中盲目的多用户检测. 即使有扭曲的信号,ROLP也可以有效地减轻多重访问干扰 (MAI).

关键词:
盲目的多用户检测.代码划分多重访问 (CDMA) 系统线性编程是一种线性编程.多重接入干扰 (MAI) 是一种多重接入干扰.标记波形不匹配的信号波形不匹配

更多相关视频

Using the Race Model Inequality to Quantify Behavioral Multisensory Integration Effects
08:13

Using the Race Model Inequality to Quantify Behavioral Multisensory Integration Effects

Published on: May 10, 2019

6.3K
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

9.9K

相关实验视频

Last Updated: Jun 22, 2025

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles
11:54

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles

Published on: March 13, 2017

9.3K
Using the Race Model Inequality to Quantify Behavioral Multisensory Integration Effects
08:13

Using the Race Model Inequality to Quantify Behavioral Multisensory Integration Effects

Published on: May 10, 2019

6.3K
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

9.9K

科学领域:

  • 信号处理 信号处理
  • 电信工程 电信工程 电信工程
  • 优化理论 优化理论

背景情况:

  • 代码划分多重访问 (CDMA) 系统面临多重访问干扰 (MAI) 的挑战.
  • 传统的最小输出能量 (MOE) 探测器在多路径或定时问题导致的特征波形扭曲时表现不佳.
  • 盲目的多用户检测旨在检测信号,而无需事先了解其他用户的信息.

研究的目的:

  • 提出一种新的强大的线性编程 (ROLP) 算法,用于CDMA系统中盲目的多用户检测.
  • 在特征波形不匹配和非高斯信号条件下提高探测器性能.
  • 与现有的强大方法相比,开发一个计算效率高的算法.

主要方法:

  • ROLP算法将输出信号的L1规范最小化,以利用非高斯信号属性.
  • 它结合了针对签名不匹配的稳定性,通过在一个新的形不确定性集中限制大小响应.
  • 优化问题被重新表述为一个线性程序,以高效地解决.

主要成果:

  • 拟议的ROLP算法在模拟中展示了与现有的强大的探测器相比更高的性能.
  • 它显示了对特征波形扭曲的稳定性,优于基于MOE的技术.
  • ROLP的计算复杂性低于需要二级形编程的强大方法.

结论:

  • ROLP算法为CDMA中盲目的多用户检测提供了有效和计算效率高的解决方案.
  • 它在存在信号扭曲和非高斯度的情况下提供了强大的性能.
  • 新的罗姆布不确定性集有助于提高检测准确性,接近最佳性能极限.