wideband noise

简明释义

宽频带噪声

英英释义

例句

1.To improve sound quality, we need to minimize wideband noise 宽带噪声 in our recordings.

为了提高音质，我们需要尽量减少录音中的wideband noise 宽带噪声。

2.During the experiment, we measured the effects of wideband noise 宽带噪声 on signal transmission.

在实验中，我们测量了wideband noise 宽带噪声对信号传输的影响。

3.The audio engineer used a filter to reduce the wideband noise 宽带噪声 in the recording.

音频工程师使用滤波器来减少录音中的wideband noise 宽带噪声。

4.We conducted a study on how wideband noise 宽带噪声 affects human hearing.

我们进行了一项研究，探讨wideband noise 宽带噪声对人类听力的影响。

5.The communication system was designed to operate effectively even in the presence of wideband noise 宽带噪声.

该通信系统设计为即使在存在wideband noise 宽带噪声的情况下也能有效运行。

作文

In the field of signal processing and telecommunications, understanding various types of noise is crucial for optimizing performance and ensuring effective communication. One such type of noise that often arises in these contexts is wideband noise. This term refers to a type of noise that occupies a wide range of frequencies, typically covering a bandwidth much greater than that of the signals of interest. wideband noise can be generated from various sources, including electronic devices, environmental factors, and even thermal noise from components within a system. To better understand wideband noise, it is important to consider its characteristics and implications. Unlike narrowband noise, which is confined to a small frequency range, wideband noise affects a broader spectrum. This can lead to challenges in communication systems, as the presence of wideband noise can mask or interfere with the desired signals. For instance, in radio communications, if a signal is transmitted over a frequency that overlaps with a wideband noise source, the receiver may struggle to distinguish between the signal and the noise, resulting in reduced clarity and reliability.In practical applications, engineers and technicians must take into account the impact of wideband noise when designing systems. One common approach to mitigate the effects of wideband noise is through filtering techniques. By employing filters that can selectively attenuate certain frequency ranges, it is possible to enhance the signal-to-noise ratio (SNR) and improve overall system performance. However, the design of such filters requires a deep understanding of both the noise characteristics and the desired signal properties.Another important consideration when dealing with wideband noise is its measurement. Accurately quantifying the level of wideband noise present in a system is essential for diagnosing issues and optimizing performance. Various instruments and methodologies exist for measuring noise, including spectrum analyzers and noise figure analyzers. These tools allow engineers to visualize the noise floor and identify the specific frequency ranges where wideband noise is most prominent.Moreover, wideband noise plays a significant role in various fields beyond telecommunications. In audio engineering, for example, wideband noise can affect sound quality in recording and playback systems. Understanding how to manage wideband noise is vital for achieving high-fidelity audio experiences. Similarly, in scientific research, wideband noise can introduce uncertainties in measurements, necessitating careful calibration and noise reduction techniques.In conclusion, wideband noise is an important concept in the realms of signal processing and telecommunications. Its broad frequency range poses challenges for communication systems, requiring engineers to implement effective strategies for mitigation and measurement. By understanding the nature of wideband noise and its implications across various applications, professionals can enhance system performance and ensure clearer, more reliable communication. As technology continues to advance, the ability to manage and understand wideband noise will remain a critical skill for those working in fields related to signal processing and telecommunications.

在信号处理和电信领域，理解各种类型的噪声对于优化性能和确保有效通信至关重要。其中一种在这些上下文中经常出现的噪声类型是wideband noise。这个术语指的是占据宽频率范围的一种噪声，通常覆盖的带宽远大于感兴趣信号的带宽。wideband noise可以由各种来源产生，包括电子设备、环境因素，甚至系统中组件的热噪声。为了更好地理解wideband noise，重要的是考虑其特性和影响。与局部噪声不同，后者限于狭小的频率范围，wideband noise影响着更广泛的频谱。这可能会给通信系统带来挑战，因为wideband noise的存在可能会掩盖或干扰所需的信号。例如，在无线电通信中，如果信号在与wideband noise源重叠的频率上进行传输，接收器可能会难以区分信号和噪声，从而导致清晰度和可靠性降低。在实际应用中，工程师和技术人员在设计系统时必须考虑wideband noise的影响。减轻wideband noise影响的一种常见方法是通过滤波技术。通过采用可以选择性衰减某些频率范围的滤波器，可以提高信噪比(SNR)，改善整体系统性能。然而，设计这样的滤波器需要对噪声特性和所需信号特性有深入的理解。处理wideband noise时另一个重要的考虑因素是其测量。准确量化系统中存在的wideband noise水平对于诊断问题和优化性能至关重要。各种仪器和方法可用于测量噪声，包括频谱分析仪和噪声系数分析仪。这些工具使工程师能够可视化噪声底并识别出wideband noise最突出的特定频率范围。此外，wideband noise在电信以外的各个领域也扮演着重要角色。在音频工程中，例如，wideband noise可能会影响录音和播放系统中的音质。理解如何管理wideband noise对于实现高保真音频体验至关重要。同样，在科学研究中，wideband noise可能会引入测量的不确定性，因此需要仔细校准和噪声减少技术。总之，wideband noise是信号处理和电信领域的重要概念。其广泛的频率范围对通信系统构成挑战，要求工程师实施有效的减轻和测量策略。通过理解wideband noise的性质及其在各个应用中的影响，专业人员可以提高系统性能，确保更清晰、更可靠的通信。随着技术的不断进步，管理和理解wideband noise的能力将继续成为信号处理和电信相关领域工作者的一项关键技能。