基于自我安全的反控制方案,用于超可靠和低延迟的通信
Zheng Yang1, Xiaofang Wang1, Shuguang Lu2
1Geely University of China, Chengdu, China.
PloS one
|January 9, 2026
概括
超可靠和低延迟通信 (URLLC) 的新编码方案消除了增强移动宽带 (eMBB) 信号的干扰. 这种自我安全的方法接近最大的URLLC速率,提高了无线通信性能.
科学领域:
- 无线通信系统无线通信系统
- 信息理论是信息理论.
- 编码理论编码理论
背景情况:
- 超可靠和低延迟通信 (URLLC) 对未来的无线网络至关重要.
- 在共享道上同时传输URLLC和增强移动宽带 (eMBB) 消息会带来干扰挑战.
- 现有的URLLC编码设计通常将eMBB信号视为噪声,降低性能.
研究的目的:
- 在eMBB干扰的情况下开发URLLC消息传输的新编码方案.
- 调查反控制机制在缓解干扰和提高URLLC性能方面的潜力.
- 评估拟议的编码方案对物理层安全的影响.
主要方法:
- 该研究提出了一个基于反控制的编码方案,用于通过添加式白色高斯噪声 (AWGN) 通道传输URLLC消息.
- 该方案利用无噪声通道反来积极管理同时传输的eMBB代码单词的干扰.
- 理论分析得到数值示例的支持,以证明该方案的有效性.
主要成果:
- 拟议的方案有效地消除了eMBB代码词对URLLC消息造成的干扰.
- 随着代码词长度的增加,编码方案接近URLLC消息的理论最大速率.
- 该方案本质上满足物理层的安全要求,作为一个自我保护系统.
结论:
- 基于反控制的编码方案为与eMBB数据一起无干扰的URLLC传输提供了可行的解决方案.
- 拟议的方法实现了高的URLLC率和固有的安全性,解决了无线通信的关键挑战.
- 这项研究为为下一代无线系统设计高效和安全的编码方案提供了途径.
相关概念视频
Feedback control systems
685
Feedback control systems are categorized in various ways based on their design, analysis, and signal types.
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...
685
Effects of feedback
987
Feedback in control systems plays a critical role in shaping various operational parameters, extending beyond simple error reduction to influence stability, bandwidth, gain, impedance, and sensitivity. Understanding these effects requires examining a basic feedback system characterized by defined input, output, error, and feedback signals.
Feedback significantly modifies the gain of a control system. The gain of a system without feedback is altered by a factor of one plus GH, where G represents...
Feedback significantly modifies the gain of a control system. The gain of a system without feedback is altered by a factor of one plus GH, where G represents...
987
Control Systems
1.8K
Control systems are everywhere in contemporary society, influencing diverse applications from aerospace to automated manufacturing. These systems can be found naturally within biological processes, such as blood sugar regulation and heart rate adjustment in response to stress, as well as in man-made systems like elevators and automated vehicles. A control system is essentially a network of subsystems and processes that collaboratively convert specific inputs into desired outputs.
At the heart...
At the heart...
1.8K
Root Loci for Positive-Feedback Systems
318
The Hartley oscillator is a positive feedback system that sustains oscillations by feeding the output back to the input in phase, thereby reinforcing the signal. Positive feedback systems can be viewed as negative feedback systems with inverted feedback signals. In these systems, the root locus encompasses all points on the s-plane where the angle of the system transfer function equals 360 degrees.
The construction rules for the root locus in positive feedback systems are similar to those in...
The construction rules for the root locus in positive feedback systems are similar to those in...
318
Open and closed-loop control systems
1.6K
Control systems are foundational elements in automation and engineering. They are broadly categorized into open-loop and closed-loop systems. These classifications hinge on the presence or absence of feedback mechanisms, significantly influencing the system's performance, complexity, and application.
An open-loop control system operates without feedback from the output. It consists of two primary elements: the controller and the controlled process. The controller receives an input signal...
An open-loop control system operates without feedback from the output. It consists of two primary elements: the controller and the controlled process. The controller receives an input signal...
1.6K
Controller Configurations
346
Controller configurations are crucial in a car's cruise control system because they manage speed over time to maintain a consistent pace regardless of road conditions, thereby meeting design goals. In traditional control systems, fixed-configuration design involves predetermined controller placement. System performance modifications are known as compensation.
Control-system compensation involves various configurations, most commonly series or cascade compensation, in which the controller...
Control-system compensation involves various configurations, most commonly series or cascade compensation, in which the controller...
346


