fluctuation noise

简明释义

起伏噪声

英英释义

例句

1.Engineers must account for fluctuation noise when designing circuits to ensure reliable operation.

工程师在设计电路时必须考虑波动噪声，以确保可靠运行。

2.In audio processing, fluctuation noise can degrade sound quality, making it harder to hear the intended signals.

在音频处理过程中，波动噪声会降低音质，使得听到预期信号变得更加困难。

3.To improve data accuracy, the team implemented filters to reduce fluctuation noise in their measurements.

为了提高数据准确性，团队实施了过滤器以减少测量中的波动噪声。

4.The sensor's performance was affected by fluctuation noise, which caused inaccuracies in the readings.

传感器的性能受到波动噪声的影响，导致读数不准确。

5.The research highlighted how fluctuation noise impacts the stability of quantum systems.

研究强调了波动噪声对量子系统稳定性的影响。

作文

Fluctuation noise is a term often encountered in the fields of physics and engineering, particularly in the study of electronic devices and signal processing. It refers to the random variations in the output signal of a system caused by the inherent instability of the components involved. This type of noise can significantly affect the performance of various systems, especially in sensitive applications like telecommunications and medical devices. Understanding fluctuation noise (波动噪声) is essential for engineers and scientists striving to improve the accuracy and reliability of their designs.In electronics, fluctuation noise (波动噪声) arises from the thermal agitation of charge carriers within a conductor or semiconductor. As temperature increases, the movement of these charge carriers becomes more vigorous, leading to greater fluctuations in current and voltage. This phenomenon is not limited to thermal effects; it can also occur due to variations in material properties or external influences, such as electromagnetic interference. The impact of fluctuation noise (波动噪声) can be particularly pronounced in low-signal environments, where the noise level approaches the magnitude of the actual signal being measured.To mitigate the effects of fluctuation noise (波动噪声), engineers employ various techniques. One common method is to use filtering, which involves the removal of unwanted frequency components from the signal. Low-pass filters, for instance, can help to smooth out rapid fluctuations, allowing for a clearer representation of the desired signal. Additionally, shielding and grounding techniques can reduce the susceptibility of circuits to external noise sources, thereby enhancing overall system performance.Another approach to addressing fluctuation noise (波动噪声) is through the design of more robust systems. By selecting high-quality components with better stability characteristics, engineers can minimize the amount of noise generated. Moreover, implementing feedback mechanisms can help to stabilize the output of a system, reducing the impact of random fluctuations.In the realm of telecommunications, fluctuation noise (波动噪声) poses significant challenges. For example, in wireless communication systems, the presence of noise can lead to errors in data transmission, resulting in degraded service quality. To combat this issue, advanced modulation techniques and error correction algorithms are employed. These strategies aim to improve the signal-to-noise ratio, ensuring that the transmitted information remains intelligible despite the presence of fluctuation noise (波动噪声).Furthermore, research continues to explore new materials and technologies that could reduce fluctuation noise (波动噪声). For instance, the development of superconducting materials has shown promise in minimizing thermal noise, enabling the creation of highly sensitive detectors and amplifiers. As technology advances, the understanding and management of fluctuation noise (波动噪声) will remain a critical area of focus for researchers and practitioners alike.In conclusion, fluctuation noise (波动噪声) is an important concept that impacts various fields, particularly in electronics and communications. Its random nature poses challenges to the accuracy and reliability of systems, necessitating the implementation of effective strategies for noise reduction. As we continue to develop more sophisticated technologies, a deeper understanding of fluctuation noise (波动噪声) will be crucial in overcoming the limitations imposed by this phenomenon, paving the way for advancements in numerous applications.

波动噪声是一个常常出现在物理学和工程学领域的术语，特别是在电子设备和信号处理的研究中。它指的是由于系统中组成部分固有的不稳定性而导致的输出信号的随机变化。这种噪声类型可以显著影响各种系统的性能，尤其是在电信和医疗设备等敏感应用中。理解fluctuation noise（波动噪声）对工程师和科学家而言至关重要，他们努力提高设计的准确性和可靠性。在电子学中，fluctuation noise（波动噪声）源于导体或半导体中电荷载体的热激动。当温度升高时，这些电荷载体的运动变得更加剧烈，导致电流和电压的波动加大。这种现象不仅限于热效应；也可能由于材料特性的变化或外部影响（如电磁干扰）而发生。在低信号环境中，fluctuation noise（波动噪声）的影响尤其明显，因为噪声水平接近所测量的实际信号的大小。为了减轻fluctuation noise（波动噪声）的影响，工程师采用了各种技术。一种常见的方法是使用滤波，这涉及到从信号中去除不需要的频率成分。例如，低通滤波器可以帮助平滑快速的波动，从而使所需信号的表示更加清晰。此外，屏蔽和接地技术可以减少电路对外部噪声源的敏感性，从而增强整体系统性能。解决fluctuation noise（波动噪声）的另一种方法是设计更为稳健的系统。通过选择具有更好稳定特性的高质量组件，工程师可以最小化产生的噪声。此外，实施反馈机制可以帮助稳定系统的输出，减少随机波动的影响。在电信领域，fluctuation noise（波动噪声）带来了重大挑战。例如，在无线通信系统中，噪声的存在可能导致数据传输错误，从而导致服务质量下降。为了应对这一问题，采用了先进的调制技术和错误校正算法。这些策略旨在改善信噪比，确保尽管存在fluctuation noise（波动噪声），传输的信息仍然保持可理解性。此外，研究还持续探索能够减少fluctuation noise（波动噪声）的新材料和技术。例如，超导材料的发展在最小化热噪声方面显示出希望，使得高度灵敏的探测器和放大器的创建成为可能。随着技术的进步，对fluctuation noise（波动噪声）的理解和管理将继续成为研究人员和从业者关注的关键领域。总之，fluctuation noise（波动噪声）是一个重要的概念，影响着多个领域，特别是在电子学和通信中。它的随机性质对系统的准确性和可靠性构成了挑战，因此需要实施有效的噪声减少策略。随着我们继续开发更复杂的技术，对fluctuation noise（波动噪声）的更深入理解将对克服这一现象所带来的限制至关重要，为众多应用的进步铺平道路。