sky wave interference

简明释义

天波干扰

英英释义

例句

1.The radio signal was weak due to sky wave interference.

由于天波干扰，无线电信号很弱。

2.The engineer explained how sky wave interference can distort audio quality.

工程师解释了天波干扰如何扭曲音频质量。

3.Some frequencies are more susceptible to sky wave interference than others.

某些频率比其他频率更容易受到天波干扰。

4.We had to adjust our antenna to minimize sky wave interference during the broadcast.

在广播期间，我们必须调整天线以最小化天波干扰。

5.During the storm, we experienced significant sky wave interference affecting our communication.

在暴风雨期间，我们经历了严重的天波干扰，影响了我们的通信。

作文

In the realm of radio communications, understanding various phenomena that affect signal transmission is crucial. One such phenomenon is sky wave interference, which plays a significant role in how radio waves propagate through the atmosphere. To grasp the concept of sky wave interference, it is essential to first understand what sky waves are. Sky waves are radio waves that are reflected off the ionosphere, a layer of the Earth's atmosphere that is ionized by solar and cosmic radiation. This reflection allows radio signals to travel beyond the horizon, making long-distance communication possible. However, while this can be advantageous, it also leads to complications, particularly when it comes to sky wave interference.When multiple radio signals are transmitted simultaneously, they can interfere with one another as they reflect off the ionosphere. This interference can lead to distortion, fading, or even complete loss of signal. The extent of sky wave interference depends on several factors, including the frequency of the radio waves, the angle at which they hit the ionosphere, and the current conditions of the ionosphere itself. For instance, during periods of high solar activity, the ionosphere can become more turbulent, leading to increased sky wave interference. This unpredictability poses challenges for radio operators and engineers who rely on stable communication channels.Moreover, sky wave interference is not limited to just two signals. In crowded frequency bands, numerous signals can overlap, leading to a phenomenon known as multi-path interference. This occurs when signals take different paths to reach the receiver, causing them to arrive at slightly different times. The result can be a garbled message or a complete inability to decode the intended information. Radio engineers often employ various techniques to mitigate the effects of sky wave interference. These methods include using directional antennas, adjusting transmission power, and selecting frequencies that are less susceptible to interference.Understanding sky wave interference is crucial for anyone working in the field of telecommunications. It highlights the complexities of radio wave propagation and the need for careful planning and execution in communication strategies. As technology continues to evolve, the study of sky wave interference will remain relevant, especially as the demand for reliable wireless communication increases globally. In conclusion, while sky wave interference can pose significant challenges, recognizing its implications allows for better design and implementation of communication systems, ultimately enhancing our ability to connect across vast distances. By continuing to research and understand these phenomena, we can improve the reliability and clarity of our radio communications, ensuring that we can communicate effectively regardless of the obstacles presented by the atmosphere.

在无线电通信领域，理解影响信号传输的各种现象至关重要。其中一个现象是天波干扰，它在无线电波通过大气传播时起着重要作用。要掌握天波干扰的概念，首先需要了解什么是天波。天波是指反射在电离层上的无线电波，电离层是地球大气的一层，由太阳和宇宙辐射电离。这种反射使无线电信号能够超越地平线，从而实现远距离通信。然而，尽管这可能是有利的，但它也会导致复杂的问题，特别是在天波干扰方面。当多个无线电信号同时发射时，它们在反射电离层时可能会相互干扰。这种干扰可能导致失真、衰减甚至信号完全丢失。天波干扰的程度取决于几个因素，包括无线电波的频率、它们撞击电离层的角度以及电离层本身的当前条件。例如，在高太阳活动期间，电离层可能会变得更加动荡，从而导致天波干扰增加。这种不可预测性给依赖稳定通信通道的无线电操作员和工程师带来了挑战。此外，天波干扰不仅限于两个信号。在拥挤的频率带中，众多信号可能会重叠，导致一种现象称为多径干扰。这发生在信号通过不同路径到达接收器时，导致它们稍微不同的时间到达。结果可能是信息混乱或完全无法解码。无线电工程师通常采用各种技术来减轻天波干扰的影响。这些方法包括使用定向天线、调整发射功率以及选择不易受到干扰的频率。理解天波干扰对任何在电信领域工作的人来说都是至关重要的。它突显了无线电波传播的复杂性，以及在通信策略中需要进行仔细规划和执行。随着技术的不断发展，研究天波干扰将继续保持相关性，尤其是在全球对可靠无线通信的需求日益增加的情况下。总之，虽然天波干扰可能带来重大挑战，但认识到其影响可以更好地设计和实施通信系统，最终增强我们跨越广阔距离进行连接的能力。通过继续研究和理解这些现象，我们可以提高无线电通信的可靠性和清晰度，确保我们能够有效沟通，无论大气所带来的障碍如何。