delay distortion

简明释义

延迟失真

英英释义

例句

1.The delay distortion in the audio system caused an echo effect that was distracting during the presentation.

音频系统中的延迟失真导致了回声效果，在演示过程中分散了注意力。

2.Engineers often measure delay distortion to ensure signal integrity in high-speed data transmission.

工程师通常测量延迟失真以确保高速数据传输中的信号完整性。

3.To minimize delay distortion, we implemented a new routing protocol in our network.

为了最小化延迟失真，我们在网络中实施了一种新的路由协议。

4.In telecommunications, delay distortion can significantly affect the quality of voice calls.

在电信中，延迟失真会显著影响语音通话的质量。

5.The delay distortion experienced during the live stream made it difficult for viewers to follow along.

直播期间经历的延迟失真使观众很难跟上。

作文

In the realm of telecommunications and signal processing, the term delay distortion refers to the variation in the time delay of different frequency components of a signal as it travels through a medium. This phenomenon can significantly affect the quality of transmitted information, leading to issues such as reduced clarity and intelligibility. Understanding delay distortion is crucial for engineers and technicians working in these fields, as it directly impacts the performance of communication systems.To illustrate this concept, consider a simple example of a voice signal being transmitted over a telephone line. When a person speaks, their voice consists of various frequencies. Ideally, all these frequencies should arrive at the receiver simultaneously to ensure that the message is clear. However, due to delay distortion, some frequencies may take longer to arrive than others. This can cause the voice to sound unnatural or garbled, making it difficult for the listener to understand what is being said.The causes of delay distortion can vary widely. Factors such as the physical properties of the transmission medium, the design of the communication equipment, and even environmental conditions can contribute to this issue. For instance, in fiber optic communications, light signals can travel at different speeds depending on the wavelength, leading to delay distortion. Similarly, in wireless communications, multipath propagation—where signals take multiple paths to reach the receiver—can also introduce variations in delay.To mitigate the effects of delay distortion, engineers employ various techniques. One common approach is equalization, which involves adjusting the amplitude and phase of different frequency components to compensate for the delays. This process restores the original signal shape, thereby improving clarity and reducing distortion. Additionally, advanced modulation schemes can be used to minimize the susceptibility of signals to delay distortion. By spreading the signal across a wider bandwidth, these techniques can help ensure that different frequency components remain synchronized during transmission.Moreover, testing and measurement play a vital role in identifying and addressing delay distortion. Engineers utilize specialized equipment to analyze the behavior of signals as they pass through different mediums. By examining the time delay of various frequency components, they can pinpoint the sources of distortion and implement corrective measures.In conclusion, delay distortion is a critical concept in the field of telecommunications that can have a significant impact on signal quality. Understanding its causes and effects is essential for professionals in the industry, as it enables them to develop effective solutions to enhance communication systems. Through techniques such as equalization and careful testing, the challenges posed by delay distortion can be effectively managed, ensuring clearer and more reliable transmission of information.

在电信和信号处理领域，术语延迟失真指的是信号在传播过程中不同频率成分的时间延迟变化。这种现象可能会显著影响传输信息的质量，导致清晰度和可理解性降低。理解延迟失真对在这些领域工作的工程师和技术人员至关重要，因为它直接影响通信系统的性能。为了说明这个概念，考虑一个简单的例子：通过电话线路传输的声音信号。当一个人说话时，他们的声音由各种频率组成。理想情况下，所有这些频率应该同时到达接收器，以确保信息清晰。然而，由于延迟失真，某些频率可能比其他频率需要更长的时间才能到达。这会导致声音听起来不自然或模糊，使听者很难理解所说内容。导致延迟失真的原因可能各不相同。传输介质的物理特性、通信设备的设计，甚至环境条件都可能促成这一问题。例如，在光纤通信中，光信号的传播速度可能因波长而异，从而导致延迟失真。类似地，在无线通信中，多路径传播——信号以多条路径到达接收器——也可能引入延迟的变化。为了减轻延迟失真的影响，工程师采用各种技术。一种常见的方法是均衡，这涉及调整不同频率成分的幅度和相位，以补偿延迟。这个过程恢复了原始信号的形状，从而提高了清晰度并减少了失真。此外，先进的调制方案可以用来最小化信号对延迟失真的敏感性。通过将信号扩展到更宽的带宽，这些技术可以帮助确保不同频率成分在传输过程中保持同步。此外，测试和测量在识别和解决延迟失真方面发挥着至关重要的作用。工程师利用专用设备分析信号在不同介质中传递的行为。通过检查各种频率成分的时间延迟，他们可以找出失真的来源并实施纠正措施。总之，延迟失真是电信领域中的一个关键概念，可能对信号质量产生重大影响。理解其原因和影响对于行业专业人士至关重要，因为这使他们能够开发有效的解决方案来增强通信系统。通过均衡和仔细测试等技术，可以有效管理延迟失真带来的挑战，从而确保信息的更清晰和更可靠的传输。