echo signal

简明释义

回波信号

英英释义

例句

1.The radar system sends out a pulse and waits for the echo signal to return.

雷达系统发出脉冲并等待回声信号返回。

2.The echo signal from the mountain helped us locate the source of the sound.

来自山脉的回声信号帮助我们找到声音的来源。

3.In telecommunications, an echo signal can cause disruptions in voice clarity.

在电信中，回声信号可能会导致语音清晰度的干扰。

4.During the conference call, we experienced an echo signal that made it hard to hear.

在电话会议中，我们经历了一个回声信号，这使得听起来很困难。

5.The sonar system uses an echo signal to detect underwater objects.

声纳系统使用回声信号来探测水下物体。

作文

In the field of communication technology, the term echo signal refers to a reflected sound wave that is received after bouncing off a surface. This phenomenon is not only significant in acoustics but also has vital applications in various domains such as navigation, medicine, and even telecommunications. Understanding the concept of echo signal can enhance our knowledge of how sound interacts with the environment and how we can utilize these interactions for practical purposes.To illustrate, consider the way bats navigate through dark environments. They emit high-frequency sounds that travel through the air. When these sounds hit an object, they bounce back, creating an echo signal. By interpreting the time it takes for the echo signal to return, bats can determine the distance to the object and its size. This natural form of echolocation showcases the importance of echo signals in understanding surroundings and avoiding obstacles.Similarly, in medical imaging, the concept of echo signal is utilized in ultrasound technology. An ultrasound machine emits sound waves that penetrate the body and reflect off internal structures. The returning echo signals are captured and transformed into visual images, allowing healthcare professionals to observe organs and tissues in real-time. This non-invasive technique relies heavily on the principles of echo signals, making it an invaluable tool in modern medicine.In the realm of telecommunications, echo signals can be a challenge during phone calls or video conferences. When a person speaks, their voice may reflect off walls or surfaces, creating an unwanted echo signal that disrupts the conversation. To mitigate this issue, engineers develop advanced algorithms and technologies that filter out these echo signals, ensuring clear communication. This highlights the dual nature of echo signals: while they can be beneficial in certain contexts, they can also pose challenges that need to be addressed.Moreover, the study of echo signals extends beyond practical applications; it also delves into the realms of art and music. Musicians often use echo effects to create depth and atmosphere in their compositions. The deliberate manipulation of echo signals can transform a simple melody into a rich auditory experience, showcasing the creative potential of sound reflection.In conclusion, the term echo signal encompasses a wide range of phenomena and applications. From aiding navigation in nature to enhancing medical imaging and improving communication technology, echo signals play a crucial role in our understanding of sound and its interactions with the environment. As technology continues to advance, the exploration of echo signals will undoubtedly lead to new innovations and discoveries, further demonstrating their significance in both practical and artistic fields.

在通信技术领域，术语回声信号指的是经过反射后接收到的声音波。这种现象不仅在声学中具有重要意义，而且在导航、医学甚至电信等多个领域也有着重要的应用。理解回声信号的概念可以增强我们对声音如何与环境相互作用以及我们如何利用这些相互作用来实现实际目的的认识。例如，考虑蝙蝠如何在黑暗环境中导航。它们发出高频声音，这些声音通过空气传播。当这些声音撞击物体时，会反弹回来，形成回声信号。通过解释回声信号返回所需的时间，蝙蝠可以确定物体的距离和大小。这种自然的回声定位展示了回声信号在理解周围环境和避免障碍方面的重要性。同样，在医学成像中，回声信号的概念被应用于超声技术。超声波机发出声波，穿透身体并在内部结构上反射。返回的回声信号被捕获并转化为可视图像，使医疗专业人员能够实时观察器官和组织。这种非侵入性技术在很大程度上依赖于回声信号的原理，使其成为现代医学中不可或缺的工具。在电信领域，回声信号在电话通话或视频会议中可能会造成挑战。当一个人说话时，他们的声音可能会反射在墙壁或表面上，产生不必要的回声信号，从而干扰对话。为了减轻这个问题，工程师们开发了先进的算法和技术，以过滤这些回声信号，确保清晰的沟通。这突显了回声信号的双重性质：虽然它们在某些上下文中可能是有益的，但在需要解决的情况下也可能带来挑战。此外，对回声信号的研究不仅限于实际应用；它还深入艺术和音乐的领域。音乐家们经常使用回声效果来创造深度和氛围。对回声信号的巧妙操控可以将简单的旋律转变为丰富的听觉体验，展示了声音反射的创造潜力。总之，术语回声信号涵盖了广泛的现象和应用。从帮助自然导航到增强医学成像和改善通信技术，回声信号在我们理解声音及其与环境相互作用方面发挥着至关重要的作用。随着技术的不断进步，回声信号的探索无疑将导致新的创新和发现，进一步证明它们在实际和艺术领域的重要性。