spurious response

简明释义

假信号

英英释义

例句

1.In the experiment, we noticed a spurious response that was not consistent with our hypothesis.

在实验中，我们注意到一个虚假响应，这与我们的假设不一致。

2.The sensor produced a spurious response when exposed to electromagnetic interference.

当传感器暴露于电磁干扰时，产生了虚假响应。

3.The algorithm filtered out the spurious responses to improve accuracy.

该算法过滤掉了虚假响应以提高准确性。

4.To avoid spurious responses, we calibrated the equipment carefully before the test.

为了避免虚假响应，我们在测试前仔细校准了设备。

5.We had to repeat the measurements due to spurious responses from environmental factors.

由于环境因素导致的虚假响应，我们不得不重复测量。

作文

In the field of signal processing, the term spurious response refers to an unwanted signal that appears in addition to the desired signal. This phenomenon can occur in various systems, including audio equipment, radio communications, and measurement instruments. Understanding the implications of a spurious response is crucial for engineers and technicians who aim to achieve high-quality output in their designs. The presence of a spurious response can significantly affect the performance of a system. For instance, in audio systems, if a spurious response is present, it may lead to distortion or interference, making the listening experience unpleasant. Similarly, in radio communications, a spurious response can cause cross-talk between channels, leading to miscommunication and loss of information. One of the primary causes of spurious response is non-linearities in the system components. When signals pass through amplifiers or other electronic devices that exhibit non-linear behavior, they can generate harmonics and intermodulation products that manifest as spurious responses. These unwanted signals can mask the desired signal, complicating the analysis and interpretation of the data. To mitigate the effects of spurious response, engineers often employ various techniques. Filtering is one common method used to eliminate unwanted frequencies from the signal. By using band-pass filters, which allow only a specific range of frequencies to pass through, it is possible to reduce the impact of spurious responses. Additionally, careful design and selection of components can help minimize non-linearities, thereby reducing the likelihood of spurious responses occurring in the first place. Another important aspect to consider when dealing with spurious response is the testing and measurement of systems. Engineers must regularly test their equipment to ensure that any spurious responses are identified and addressed promptly. Advanced measurement techniques, such as spectrum analysis, can help detect these unwanted signals, allowing for corrective actions to be taken before the system is deployed in a real-world environment. In conclusion, the concept of spurious response plays a significant role in the fields of engineering and technology. By understanding its causes and effects, professionals can take proactive measures to enhance the quality and reliability of their systems. Whether in audio production, telecommunications, or scientific measurements, addressing spurious responses is essential for achieving optimal performance and ensuring clear communication. As technology continues to evolve, the importance of managing spurious responses will remain a critical area of focus for engineers worldwide.

在信号处理领域，术语spurious response指的是除了期望信号之外出现的一个不必要的信号。这种现象可以发生在各种系统中，包括音频设备、无线通信和测量仪器。理解spurious response的影响对于工程师和技术人员来说至关重要，他们旨在在设计中实现高质量的输出。spurious response的存在可能会显著影响系统的性能。例如，在音频系统中，如果存在spurious response，可能会导致失真或干扰，使听音体验变得不愉快。同样，在无线通信中，spurious response可能导致通道之间的串扰，导致误通信和信息丢失。spurious response的主要原因之一是系统组件中的非线性。当信号通过表现出非线性行为的放大器或其他电子设备时，它们可能会生成谐波和互调产物，这些都会以spurious response的形式表现出来。这些不必要的信号可能会掩盖期望信号，复杂化数据的分析和解释。为了减轻spurious response的影响，工程师通常采用各种技术。过滤是一种常用的方法，用于消除信号中的不必要频率。通过使用带通滤波器，仅允许特定范围的频率通过，可以减少spurious response的影响。此外，仔细设计和选择组件可以帮助最小化非线性，从而降低spurious response首次发生的可能性。处理spurious response时，另一个重要方面是系统的测试和测量。工程师必须定期测试他们的设备，以确保任何spurious response都能及时被识别和处理。先进的测量技术，如频谱分析，可以帮助检测这些不必要的信号，从而使纠正措施能够在系统部署到现实环境之前采取。总之，spurious response的概念在工程和技术领域中扮演着重要角色。通过理解其原因和影响，专业人员可以采取主动措施来提高系统的质量和可靠性。无论是在音频制作、通信还是科学测量中，解决spurious response问题对实现最佳性能和确保清晰通信至关重要。随着技术的不断发展，管理spurious response的重要性仍将是全球工程师关注的关键领域。