directional reception

简明释义

定向接收

英英释义

例句

1.With directional reception, we can improve the quality of our radio broadcasts significantly.

通过定向接收，我们可以显著提高广播质量。

2.The new antenna provides excellent directional reception, allowing us to pick up signals from specific towers.

新天线提供了出色的定向接收，使我们能够从特定塔接收信号。

3.The engineers tested the system for directional reception in urban areas to minimize interference.

工程师们在城市地区测试系统的定向接收以最小化干扰。

4.The conference room is equipped with microphones that utilize directional reception to capture only the speaker's voice.

会议室配备了利用定向接收的麦克风，只捕捉发言者的声音。

5.By using directional reception, the satellite dish can focus on a single satellite for better signal strength.

通过使用定向接收，卫星天线可以集中于单一卫星以获得更强的信号。

作文

In the world of communication technology, the term directional reception refers to the ability of a device, such as an antenna, to receive signals from a specific direction while ignoring signals coming from other directions. This capability is crucial for enhancing the quality and reliability of wireless communications. In this essay, we will explore the significance of directional reception in various applications, its advantages, and how it contributes to the overall efficiency of communication systems.One of the primary applications of directional reception is in the field of radio broadcasting. Traditional omnidirectional antennas receive signals equally from all directions, which can lead to interference and noise from unwanted sources. By using antennas designed for directional reception, broadcasters can focus their signals toward specific areas, thereby improving the clarity and strength of the transmission. This targeted approach not only enhances the listener's experience but also maximizes the use of available bandwidth.Another significant area where directional reception plays a vital role is in mobile communication networks. As the number of mobile users continues to rise, network congestion becomes a pressing issue. By implementing directional reception techniques, mobile towers can effectively manage the flow of data by directing signals toward users who are in close proximity. This method reduces interference from users outside the targeted area, leading to faster data speeds and a more stable connection.Moreover, directional reception is essential in satellite communications. Satellites orbiting the Earth rely on highly focused beams to transmit data back to ground stations. The use of directional reception allows these ground stations to lock onto the satellite's signal, ensuring a reliable connection even in the presence of atmospheric disturbances. This precision is particularly important for services such as weather forecasting, global positioning systems (GPS), and emergency communication systems, where accuracy and timeliness are paramount.The advantages of directional reception extend beyond just improved signal quality. It also plays a critical role in enhancing security. In environments where sensitive information is transmitted, such as military operations or corporate communications, directional reception can help minimize the risk of eavesdropping. By focusing the reception on a specific direction, the likelihood of unauthorized interception from unintended sources is significantly reduced.In conclusion, directional reception is a fundamental aspect of modern communication technology that enhances the efficiency and reliability of various systems. Its applications in radio broadcasting, mobile communication, and satellite systems demonstrate its importance in providing high-quality services. Additionally, the security benefits associated with directional reception further underscore its relevance in today's digital landscape. As technology continues to evolve, the role of directional reception will undoubtedly expand, paving the way for even more innovative communication solutions.

在通信技术的世界中，术语定向接收指的是设备（如天线）从特定方向接收信号的能力，同时忽略来自其他方向的信号。这种能力对于提高无线通信的质量和可靠性至关重要。在本文中，我们将探讨定向接收在各种应用中的重要性、其优势以及它如何有助于通信系统的整体效率。定向接收的一个主要应用领域是广播电台。传统的全向天线从所有方向均匀接收信号，这可能导致来自不必要源的干扰和噪声。通过使用设计用于定向接收的天线，广播公司可以将信号集中在特定区域，从而改善传输的清晰度和强度。这种针对性的方法不仅增强了听众的体验，还最大化了可用带宽的使用。定向接收的另一个重要领域是移动通信网络。随着移动用户数量的不断增加，网络拥塞成为一个紧迫的问题。通过实施定向接收技术，移动塔可以有效管理数据流，向靠近的用户定向信号。这种方法减少了来自目标区域外用户的干扰，从而提高了数据速度和连接的稳定性。此外，定向接收在卫星通信中也至关重要。环绕地球轨道的卫星依赖于高度集中的波束将数据传回地面站。使用定向接收使这些地面站能够锁定卫星的信号，即使在大气干扰的情况下也能确保可靠的连接。这种精确度对于天气预报、全球定位系统（GPS）和紧急通信系统等服务尤为重要，因为这些服务对准确性和及时性要求极高。定向接收的优势不仅仅体现在信号质量的改善上。它在增强安全性方面也发挥着关键作用。在传输敏感信息的环境中，例如军事行动或企业通信，定向接收有助于减少窃听的风险。通过将接收集中在特定方向，未经授权的拦截来自意外来源的可能性显著降低。总之，定向接收是现代通信技术的基本方面，提升了各种系统的效率和可靠性。它在广播电台、移动通信和卫星系统中的应用证明了其在提供高质量服务中的重要性。此外，与定向接收相关的安全性益处进一步强调了其在当今数字环境中的相关性。随着技术的不断发展，定向接收的作用无疑会扩大，为更具创新性的通信解决方案铺平道路。