antenna pickup

简明释义

天线噪声

英英释义

例句

1.The technician explained that the antenna pickup must be properly aligned for optimal performance.

技术人员解释说，天线接收必须正确对齐才能达到最佳性能。

2.The new design features an advanced antenna pickup for better reception.

新设计配备了先进的天线接收装置，以获得更好的接收效果。

3.To improve the signal, we adjusted the antenna pickup on the roof.

为了改善信号，我们调整了屋顶上的天线接收。

4.We upgraded our system to enhance the antenna pickup capabilities.

我们升级了系统以增强天线接收能力。

5.The radio experienced poor sound quality due to a weak antenna pickup.

由于信号弱，收音机的音质很差，这与天线接收有关。

作文

In the world of telecommunications and signal processing, the term antenna pickup refers to the method by which antennas receive electromagnetic waves from the environment. This process is crucial for various applications, including radio broadcasting, television transmission, and mobile communication. The efficiency of an antenna pickup system can significantly affect the quality of the received signal, making it a vital area of study for engineers and technicians alike.To understand the concept of antenna pickup, it is essential to grasp how antennas operate. An antenna is essentially a transducer that converts electromagnetic energy into electrical signals. When an antenna is exposed to electromagnetic waves, it generates a small voltage due to the oscillating electric and magnetic fields. This voltage is what we refer to as the 'pickup' of the antenna. The effectiveness of this process depends on several factors, including the design of the antenna, its orientation, and the frequency of the incoming signals.One of the key aspects of antenna pickup is its relationship with signal strength and quality. For instance, if an antenna is poorly designed or misaligned, it may not effectively pick up signals, resulting in weak reception or even complete loss of signal. This is particularly evident in radio communications, where a strong antenna pickup can mean the difference between clear audio and static noise. Engineers often conduct extensive testing and simulations to optimize antenna designs for maximum pickup efficiency.Moreover, antenna pickup plays a significant role in modern technologies such as wireless networks and satellite communications. In these systems, antennas must be capable of picking up signals from multiple sources simultaneously. This requires advanced techniques like diversity reception, where multiple antennas are used to improve the chances of receiving a clear signal. The importance of effective antenna pickup cannot be overstated, as it directly impacts the performance of devices such as smartphones, Wi-Fi routers, and satellite dishes.In addition to technical considerations, the concept of antenna pickup also has practical implications for everyday users. For example, when setting up a home Wi-Fi network, the placement of the router and its antennas can dramatically influence the quality of the internet connection. Users are often advised to position their routers in central locations and to avoid obstructions that could interfere with the antenna pickup of signals from their devices.In conclusion, the term antenna pickup encapsulates a fundamental aspect of how antennas function in receiving signals. Understanding this concept is essential not only for professionals in the field of telecommunications but also for everyday users who rely on various wireless technologies. As technology continues to evolve, the principles behind antenna pickup will remain a cornerstone of effective communication systems, highlighting the importance of research and innovation in this area.

在电信和信号处理的世界中，术语天线接收指的是天线从环境中接收电磁波的方法。这个过程对于各种应用至关重要，包括广播、电视传输和移动通信。天线接收系统的效率可以显著影响接收信号的质量，这使得它成为工程师和技术人员研究的重要领域。要理解天线接收的概念，必须掌握天线的工作原理。天线本质上是一个换能器，将电磁能量转化为电信号。当天线暴露于电磁波时，由于电场和磁场的振荡，会产生微弱的电压。这个电压就是我们所称的天线的“接收”。这一过程的有效性取决于多个因素，包括天线的设计、方向和输入信号的频率。天线接收的一个关键方面是它与信号强度和质量的关系。例如，如果天线设计不良或未对准，它可能无法有效接收信号，导致信号微弱甚至完全丢失。这在无线电通信中尤为明显，强大的天线接收可以决定音频清晰度与静态噪声之间的区别。工程师们通常会进行大量测试和模拟，以优化天线设计以实现最大接收效率。此外，天线接收在现代技术如无线网络和卫星通信中也发挥着重要作用。在这些系统中，天线必须能够同时接收来自多个源的信号。这需要先进的技术，如多样性接收，其中使用多个天线来提高接收清晰信号的机会。有效的天线接收的重要性不容小觑，因为它直接影响到智能手机、Wi-Fi路由器和卫星天线等设备的性能。除了技术考虑外，天线接收的概念对于普通用户也有实际意义。例如，在设置家庭Wi-Fi网络时，路由器及其天线的位置可以极大地影响互联网连接的质量。用户通常被建议将路由器放置在中央位置，并避免可能干扰设备信号接收的障碍物。总之，术语天线接收概括了天线在接收信号时如何工作的基本方面。理解这一概念不仅对电信领域的专业人士至关重要，也对依赖各种无线技术的普通用户具有重要意义。随着技术的不断发展，天线接收背后的原理将继续成为有效通信系统的基石，突显出在这一领域进行研究和创新的重要性。