receiving antenna

简明释义

接收天线

英英释义

例句

1.We need to install a new receiving antenna (接收天线) to improve our satellite communication.

我们需要安装一个新的接收天线来改善我们的卫星通信。

2.The signal was weak because the receiving antenna (接收天线) was not properly aligned.

信号很弱，因为接收天线没有正确对齐。

3.The technician explained how to connect the receiving antenna (接收天线) to the receiver.

技术员解释了如何将接收天线连接到接收器。

4.After adjusting the position of the receiving antenna (接收天线), the picture quality improved significantly.

调整了接收天线的位置后，画质显著改善。

5.The receiving antenna (接收天线) picked up the broadcast from the nearby radio station.

这根接收天线接收到了附近广播电台的信号。

作文

In the realm of communication technology, the importance of antennas cannot be overstated. Among various types of antennas, the receiving antenna plays a crucial role in enabling wireless communication. A receiving antenna is designed to capture electromagnetic waves and convert them into electrical signals that can be processed by a receiver. This process is fundamental for various applications, including radio broadcasting, television transmission, and mobile communications.The basic principle behind a receiving antenna involves the interaction between the antenna and incoming radio waves. When these waves hit the antenna, they induce a small electrical current that flows through the antenna's conductive material. This current is then transmitted to a receiver, where it is amplified and decoded into audio or video signals. The efficiency of a receiving antenna depends on several factors, including its size, shape, and orientation relative to the incoming signal.There are different types of receiving antennas, each suited for specific applications. For instance, dipole antennas are commonly used for FM radio reception due to their simplicity and effectiveness. On the other hand, parabolic dish antennas are often employed in satellite communications, as they can focus signals from a wide area onto a small receiver. Understanding the characteristics of various receiving antennas is essential for engineers and technicians working in the field of telecommunications.One of the key challenges faced by receiving antennas is interference from other signals. In densely populated areas, multiple sources of electromagnetic radiation can create noise that disrupts the quality of the received signal. To mitigate this issue, engineers often design receiving antennas with specific frequency ranges in mind, ensuring that they can effectively filter out unwanted signals while capturing the desired ones.Moreover, the advent of digital communication has led to the development of advanced receiving antennas capable of handling multiple signals simultaneously. This technology is particularly important for modern devices such as smartphones and tablets, which rely on various wireless standards like Wi-Fi and Bluetooth. By using sophisticated algorithms, these receiving antennas can distinguish between different signals, allowing users to enjoy seamless connectivity.In conclusion, the receiving antenna is a vital component of modern communication systems. Its ability to capture and convert electromagnetic waves into usable signals underpins the functionality of numerous devices we rely on daily. As technology continues to evolve, so too will the designs and capabilities of receiving antennas, enabling even more efficient and reliable communication in the future. Understanding the principles and challenges associated with receiving antennas is essential for anyone interested in the field of telecommunications, as it lays the groundwork for further innovations in wireless technology.

在通信技术领域，天线的重要性不容小觑。在各种类型的天线中，接收天线在实现无线通信方面发挥着至关重要的作用。接收天线旨在捕捉电磁波并将其转换为可以由接收器处理的电信号。这一过程对于包括广播、电视传输和移动通信在内的多种应用至关重要。接收天线的基本原理涉及天线与入射无线电波之间的相互作用。当这些波击中天线时，会在天线的导电材料中感应出微小的电流。然后，这个电流被传输到接收器，在那里被放大并解码为音频或视频信号。接收天线的效率取决于多个因素，包括其大小、形状以及相对于入射信号的方向。有不同类型的接收天线，每种都适合特定的应用。例如，偶极子天线因其简单有效而常用于调频广播接收。另一方面，抛物面碟形天线通常用于卫星通信，因为它们可以将来自广泛区域的信号聚焦到一个小接收器上。了解各种接收天线的特性对于在电信领域工作的工程师和技术人员至关重要。接收天线面临的一个主要挑战是来自其他信号的干扰。在人口稠密的地区，多种电磁辐射源可能会产生噪声，干扰接收信号的质量。为了减轻这个问题，工程师们通常设计具有特定频率范围的接收天线，确保它们能够有效地过滤掉不需要的信号，同时捕获所需的信号。此外，数字通信的出现促使了先进的接收天线的发展，这些天线能够同时处理多个信号。这项技术对于现代设备（如智能手机和平板电脑）尤为重要，因为这些设备依赖于Wi-Fi和蓝牙等各种无线标准。通过使用复杂的算法，这些接收天线能够区分不同的信号，使用户能够享受无缝的连接。总之，接收天线是现代通信系统的重要组成部分。它捕捉和转换电磁波为可用信号的能力支撑着我们日常依赖的众多设备的功能。随着技术的不断发展，接收天线的设计和能力也将不断演变，从而在未来实现更高效、更可靠的通信。理解与接收天线相关的原理和挑战对于任何对电信领域感兴趣的人来说都是必不可少的，因为这为无线技术的进一步创新奠定了基础。