directional transmission

简明释义

定向发射

英英释义

例句

1.For better audio quality, the microphone uses directional transmission to pick up sound from one direction only.

为了获得更好的音质，麦克风采用定向传输仅从一个方向拾取声音。

2.The satellite employs directional transmission to focus its signal on specific areas of the Earth.

该卫星采用定向传输将信号集中在地球的特定区域。

3.Using directional transmission can help reduce interference from other signals in crowded environments.

使用定向传输可以帮助减少拥挤环境中来自其他信号的干扰。

4.In our lab, we are testing the effects of directional transmission on wireless communication systems.

在我们的实验室，我们正在测试定向传输对无线通信系统的影响。

5.The new antenna design improves directional transmission significantly, allowing for clearer signals over long distances.

新天线设计显著改善了定向传输，使得长距离信号更清晰。

作文

In the realm of communication technology, the concept of directional transmission plays a pivotal role in enhancing the efficiency and clarity of signal delivery. This term refers to the method of transmitting signals in a specific direction rather than dispersing them uniformly in all directions. By focusing the transmission towards a particular target, directional transmission minimizes interference and maximizes the strength of the signal received by the intended recipient. This is particularly important in various applications, such as wireless communications, broadcasting, and even in networking systems where optimal performance is desired.One of the most common examples of directional transmission can be found in the use of antennas. Directional antennas are designed to emit or receive signals more effectively in a specific direction. Unlike omnidirectional antennas that radiate signals equally in all directions, directional antennas concentrate their energy into a narrow beam. This design allows for long-range communication with less power consumption, making it an ideal choice for applications such as point-to-point communication links and satellite communications.Moreover, directional transmission is not limited to radio frequencies; it also finds its application in optical communications. For instance, laser beams used in fiber optic systems exhibit highly directional properties. The focused nature of the light allows for data to be transmitted over long distances with minimal loss of signal quality. As industries continue to evolve and require faster data transfer rates, the significance of directional transmission in optical networks becomes increasingly apparent.In addition to enhancing signal quality, directional transmission provides significant advantages in reducing interference from unwanted sources. In crowded environments, such as urban areas filled with various electronic devices, the potential for signal degradation due to interference is high. By utilizing directional transmission techniques, systems can effectively filter out noise and focus on the desired signal, resulting in clearer communication. This is particularly beneficial in scenarios such as cellular networks and Wi-Fi systems, where maintaining a stable connection is crucial.Furthermore, the implementation of directional transmission techniques can lead to improved security. When signals are transmitted in a specific direction, it becomes more challenging for unauthorized users to intercept the communication. This characteristic is especially valuable in military and sensitive corporate communications, where data security is paramount. By ensuring that signals are directed only towards intended recipients, organizations can mitigate the risks associated with eavesdropping and data breaches.In conclusion, directional transmission is a fundamental concept in modern communication technologies that enhances the efficiency, clarity, and security of signal transmission. Its applications span across various fields, including wireless communications and optical networks, demonstrating its versatility and importance. As technology continues to advance, the role of directional transmission will undoubtedly become even more critical in meeting the growing demands for reliable and secure communication systems.

在通信技术领域，定向传输的概念在提高信号传递的效率和清晰度方面发挥着重要作用。这个术语指的是以特定方向传输信号的方法，而不是均匀地向所有方向散布信号。通过将传输集中在特定目标上，定向传输可以最小化干扰并最大化接收方接收到的信号强度。这在无线通信、广播甚至网络系统等各种应用中尤为重要，因为这些领域都希望获得最佳性能。定向传输的一个常见例子可以在天线的使用中找到。定向天线旨在更有效地在特定方向上发射或接收信号。与全向天线均匀地向所有方向辐射信号不同，定向天线将其能量集中在一个狭窄的波束中。这种设计允许在较少的功耗下进行长距离通信，使其成为点对点通信链路和卫星通信等应用的理想选择。此外，定向传输不仅限于无线电频率；它还在光通信中找到了应用。例如，光纤系统中使用的激光束表现出高度的定向特性。光的聚焦特性使得数据能够以最小的信号质量损失在长距离上传输。随着行业的不断发展，对更快的数据传输速率的需求日益增加，定向传输在光网络中的重要性变得愈加明显。除了增强信号质量外，定向传输还在减少来自不必要源的干扰方面提供了显著优势。在拥挤的环境中，例如充满各种电子设备的城市地区，由于干扰导致信号降级的潜力很高。通过利用定向传输技术，系统可以有效过滤噪声，专注于所需信号，从而实现更清晰的通信。这在移动网络和Wi-Fi系统等场景中尤为有利，因为保持稳定连接至关重要。此外，实施定向传输技术可以提高安全性。当信号以特定方向传输时，未经授权的用户拦截通信变得更加困难。这一特性在军事和敏感企业通信中尤为宝贵，因为数据安全至关重要。通过确保信号仅定向于预期接收者，组织可以降低窃听和数据泄露相关风险。总之，定向传输是现代通信技术中的一个基本概念，它提高了信号传输的效率、清晰度和安全性。它的应用遍及无线通信和光网络等多个领域，展示了其多功能性和重要性。随着技术的不断进步，定向传输的角色无疑将在满足对可靠和安全通信系统日益增长的需求中变得更加关键。