narrow band

简明释义

窄带

英英释义

例句

1.The radio signal operates on a narrow band of frequencies.

这个无线电信号在一个窄带频率范围内工作。

2.The narrow band approach reduces interference from other signals.

这种窄带方法减少了来自其他信号的干扰。

3.The narrow band filter was used to isolate specific wavelengths of light.

使用了窄带滤光器来隔离特定波长的光。

4.This technology is designed for narrow band communication in remote areas.

这项技术旨在用于偏远地区的窄带通信。

5.In medical imaging, narrow band imaging can enhance the visibility of certain tissues.

在医学成像中，窄带成像可以增强某些组织的可见性。

作文

In the field of telecommunications, the term Narrow Band refers to a specific range of frequencies that are used for transmitting signals. This concept is crucial for understanding how various communication technologies operate. Unlike wideband systems, which can transmit data over a broad spectrum of frequencies, Narrow Band systems focus on a limited range. This limitation can be advantageous in certain scenarios, particularly where bandwidth is scarce or where long-distance transmission is required. For instance, narrowband technologies are often employed in applications such as traditional voice telephony and some types of radio communications.One of the primary benefits of using Narrow Band communication is its ability to provide reliable connections over long distances. The reduced bandwidth allows for more straightforward signal processing, which can enhance the quality of the transmitted audio or data. This is particularly important in rural areas where infrastructure might not support high-speed internet or wideband services. In these regions, Narrow Band technologies can still facilitate essential communication services, ensuring that people remain connected even in remote locations.Moreover, Narrow Band technologies are also beneficial in terms of energy efficiency. Devices that utilize Narrow Band communication typically consume less power compared to those that operate on wider bands. This makes them ideal for applications like the Internet of Things (IoT), where numerous devices need to communicate with minimal energy consumption. For example, smart meters and environmental sensors often rely on Narrow Band communication protocols to transmit data back to central systems without draining their batteries quickly.However, the use of Narrow Band communication is not without its challenges. The most significant drawback is the limited data transmission capacity. Because Narrow Band systems transmit data over a smaller frequency range, they cannot handle large volumes of data simultaneously. This limitation can hinder applications that require high data throughput, such as video streaming or large file transfers. As a result, while Narrow Band is suitable for specific uses, it is essential to assess the needs of the application before deciding on the appropriate technology.In conclusion, the concept of Narrow Band is integral to the landscape of modern communication technologies. It offers distinct advantages, particularly in terms of reliability and energy efficiency, making it an excellent choice for certain applications. However, the limitations in data capacity must be considered when selecting communication methods. As technology continues to evolve, the role of Narrow Band will likely adapt, finding new applications and improving existing ones, ultimately contributing to a more connected world. Understanding the nuances of Narrow Band communication will enable individuals and organizations to make informed decisions about their communication strategies, ensuring they choose the best technologies for their needs.

在电信领域，短语窄带指的是用于传输信号的特定频率范围。这个概念对于理解各种通信技术的运作至关重要。与可以在广泛频率范围内传输数据的宽带系统不同，窄带系统专注于有限的范围。这种限制在某些情况下是有利的，特别是在带宽稀缺或需要长距离传输的情况下。例如，窄带技术通常用于传统语音电话和某些类型的无线电通信。使用窄带通信的主要好处之一是它能够在长距离上提供可靠的连接。较低的带宽使信号处理更加简单，从而提高了传输音频或数据的质量。这在基础设施可能不支持高速互联网或宽带服务的农村地区尤其重要。在这些地区，窄带技术仍然可以促进基本的通信服务，确保人们即使在偏远地区也能保持联系。此外，窄带技术在能源效率方面也具有优势。利用窄带通信的设备通常比那些在更宽频带上运行的设备消耗更少的电力。这使得它们非常适合物联网（IoT）等应用，在这些应用中，众多设备需要以最小的能量消耗进行通信。例如，智能电表和环境传感器通常依赖于窄带通信协议将数据传回中央系统，而不会迅速耗尽其电池。然而，使用窄带通信并非没有挑战。最显著的缺点是数据传输能力有限。由于窄带系统在较小的频率范围内传输数据，因此无法同时处理大量数据。这一限制可能会阻碍需要高数据吞吐量的应用，如视频流或大文件传输。因此，虽然窄带适合特定用途，但在决定适当的技术之前，评估应用需求至关重要。总之，窄带的概念是现代通信技术格局中不可或缺的一部分。它提供了明显的优势，特别是在可靠性和能源效率方面，使其成为某些应用的理想选择。然而，在选择通信方法时，必须考虑数据容量的限制。随着技术的不断发展，窄带的角色可能会适应，寻找新的应用并改善现有应用，最终为一个更加互联的世界做出贡献。理解窄带通信的细微差别将使个人和组织能够对其通信策略做出明智的决策，确保他们选择最适合其需求的技术。