phase deviation

简明释义

相位偏移

英英释义

例句

1.In telecommunications, phase deviation 相位偏差 can lead to distortion in the transmitted signals.

在电信领域，相位偏差phase deviation可能导致传输信号的失真。

2.The control system was designed to compensate for any phase deviation 相位偏差 that occurred during operation.

该控制系统被设计为补偿操作过程中发生的任何相位偏差phase deviation。

3.To ensure accurate measurements, the team had to correct the phase deviation 相位偏差 in their data.

为了确保准确的测量，团队必须纠正他们数据中的相位偏差phase deviation。

4.During the experiment, we observed a phase deviation 相位偏差 that indicated a problem with the setup.

在实验过程中，我们观察到一个相位偏差phase deviation，这表明设置存在问题。

5.The engineer noticed a significant phase deviation 相位偏差 in the signal, which could affect the system's performance.

工程师注意到信号中存在显著的相位偏差phase deviation，这可能会影响系统的性能。

作文

In the realm of engineering and physics, understanding various concepts is crucial for innovation and problem-solving. One such concept that often arises in discussions about waveforms and signal processing is phase deviation. This term refers to the difference in phase between two signals or waveforms, which can significantly affect their interaction and overall performance. To grasp the importance of phase deviation, we must first understand what phase means in this context. Phase describes the position of a point in time on a waveform cycle. It is typically measured in degrees or radians, where a complete cycle is 360 degrees or 2π radians. When two waves are perfectly in sync, they are said to be in phase, meaning their peaks and troughs align perfectly. However, when there is a shift in one wave relative to another, we encounter phase deviation, which can lead to constructive or destructive interference, depending on the extent and direction of the deviation. For instance, consider two sound waves generated by musical instruments playing the same note. If these waves are in phase, they will amplify each other, creating a richer sound. However, if one instrument is slightly delayed in its output, resulting in a phase deviation, the sound may become muddled or even cancel out at certain frequencies, leading to a phenomenon known as phase cancellation. This illustrates how critical phase deviation can be in audio engineering, where clarity and quality of sound are paramount.In telecommunications, phase deviation plays a significant role in the transmission of signals over long distances. When signals travel through various mediums, they can experience shifts in phase due to changes in temperature, pressure, or medium density. Engineers must account for phase deviation to ensure that the signals remain coherent and intelligible upon reaching their destination. Failure to do so can result in data loss or corruption, which is particularly detrimental in applications such as satellite communications or fiber optics.Moreover, in the field of control systems, phase deviation is a critical factor in system stability and response. Control engineers utilize feedback loops to maintain desired outputs, and any unexpected phase deviation can lead to oscillations or instability in the system. Therefore, understanding and managing phase deviation is essential for designing robust control systems that operate efficiently under varying conditions.In conclusion, phase deviation is a multifaceted concept that has far-reaching implications across various fields such as audio engineering, telecommunications, and control systems. By comprehending the nature of phase deviation and its effects on waveforms and signals, professionals can better design systems that optimize performance and reliability. As technology continues to evolve, the significance of understanding phase deviation will only increase, making it a vital area of study for engineers and scientists alike.

在工程和物理学领域，理解各种概念对创新和解决问题至关重要。一个经常出现在波形和信号处理讨论中的概念是相位偏差。这个术语指的是两个信号或波形之间的相位差异，这可能会显著影响它们的相互作用和整体性能。要掌握相位偏差的重要性，我们首先必须了解在此上下文中相位的含义。相位描述了波形周期中某一点在时间上的位置。它通常以度或弧度为单位进行测量，其中完整的周期为360度或2π弧度。当两条波完全同步时，它们被称为同相位，意味着它们的波峰和波谷完全对齐。然而，当一条波相对于另一条波发生偏移时，我们就遇到了相位偏差，这可能导致建设性或破坏性的干涉，具体取决于偏差的程度和方向。例如，考虑两种乐器演奏同一音符产生的声波。如果这些波同相位，它们将相互增强，创造出更丰富的声音。然而，如果一种乐器的输出稍微延迟，导致相位偏差，声音可能会变得模糊，甚至在某些频率上相互抵消，导致称为相位抵消的现象。这说明了在音频工程中相位偏差的关键性，在这里声音的清晰度和质量至关重要。在电信领域，相位偏差在长距离信号传输中扮演着重要角色。当信号通过各种介质传播时，由于温度、压力或介质密度的变化，它们可能会经历相位的变化。工程师必须考虑相位偏差，以确保信号在到达目的地时保持一致性和可理解性。如果不这样做，可能会导致数据丢失或损坏，这在卫星通信或光纤等应用中尤其有害。此外，在控制系统领域，相位偏差是系统稳定性和响应的关键因素。控制工程师利用反馈回路来维持期望的输出，任何意外的相位偏差都可能导致系统中的振荡或不稳定。因此，理解和管理相位偏差对于设计在不同条件下高效运行的稳健控制系统至关重要。总之，相位偏差是一个多方面的概念，在音频工程、电信和控制系统等多个领域具有深远的影响。通过理解相位偏差的性质及其对波形和信号的影响，专业人员可以更好地设计优化性能和可靠性的系统。随着技术的不断发展，理解相位偏差的重要性只会增加，使其成为工程师和科学家研究的关键领域。