radio range

简明释义

无线电航向信标

英英释义

例句

1.The marine radio must be tested to ensure it operates within the required radio range.

必须测试海洋无线电，以确保其在所需的无线电范围内正常工作。

2.To improve connectivity, the company upgraded their equipment to extend the radio range.

为了改善连接，公司升级了设备以延长无线电范围。

3.During the hike, we lost our communication due to the radio range limitations of our walkie-talkies.

在徒步旅行中，由于对讲机的无线电范围限制，我们失去了通讯。

4.In urban areas, the radio range of mobile devices can be affected by tall buildings.

在城市地区，移动设备的无线电范围可能会受到高楼大厦的影响。

5.The aircraft's navigation system can operate effectively within a radio range of 200 nautical miles.

飞机的导航系统可以在200海里的无线电范围内有效运行。

作文

In today's world, communication technology plays a pivotal role in connecting people and facilitating various services. One of the key concepts in this realm is the radio range, which refers to the maximum distance over which radio signals can be transmitted and received effectively. Understanding the radio range is essential for engineers, technicians, and anyone involved in wireless communication systems. The radio range can vary significantly depending on several factors, including the frequency of the signal, the power of the transmitter, the sensitivity of the receiver, and environmental conditions such as terrain and obstacles.For instance, higher frequency signals tend to have shorter radio ranges because they are more easily absorbed by obstacles like buildings or trees. Conversely, lower frequency signals can travel further but may carry less data. This trade-off between range and data capacity is crucial when designing communication systems for different applications. For example, a mobile phone network requires a different radio range compared to a satellite communication system. Moreover, the radio range is not just a technical specification; it has practical implications for our daily lives. In rural areas, where the population is sparse, a longer radio range is often necessary to ensure that all users can access the network. In contrast, urban environments with high population density may benefit from shorter radio ranges with more base stations to handle the increased demand for data. This adaptability makes understanding the concept of radio range vital for effective communication planning.Furthermore, advancements in technology continue to influence the radio range. With the introduction of technologies such as MIMO (Multiple Input Multiple Output) and beamforming, the efficiency of radio transmissions has improved, allowing for greater distances and better quality of service. These technologies help optimize the radio range by focusing the signal in specific directions rather than broadcasting it uniformly in all directions. This targeted approach not only extends the reach of the signal but also reduces interference, leading to clearer communication.In addition to technical aspects, regulatory considerations also affect the radio range. Governments and international bodies set regulations on the frequencies that can be used for different types of communication, which in turn influences the radio range available for various applications. Compliance with these regulations ensures that the spectrum is used efficiently and minimizes interference between different communication systems.In conclusion, the concept of radio range is multifaceted, encompassing technical, practical, and regulatory dimensions. As we continue to rely on wireless communication in our everyday lives, a deeper understanding of the radio range will enable us to appreciate the complexities involved in maintaining effective connectivity. Whether it's for personal use or in a professional setting, knowing how radio range works can help us make informed decisions about the technologies we use and the services we rely on. As technology evolves, so too will our understanding of radio range, ensuring that we remain connected in an ever-changing world.

在当今世界，通信技术在连接人们和促进各种服务方面发挥着关键作用。这个领域的一个关键概念是无线电范围，它指的是无线电信号能够有效传输和接收的最大距离。理解无线电范围对于工程师、技术人员以及任何参与无线通信系统的人来说都是必不可少的。无线电范围可能会因多个因素而显著变化，包括信号的频率、发射器的功率、接收器的灵敏度以及地形和障碍物等环境条件。例如，高频信号往往具有较短的无线电范围，因为它们更容易被建筑物或树木等障碍物吸收。相反，低频信号可以传播得更远，但可能承载的数据较少。在设计不同应用的通信系统时，这种范围与数据容量之间的权衡至关重要。例如，移动电话网络所需的无线电范围与卫星通信系统所需的无线电范围是不同的。此外，无线电范围不仅仅是一个技术规格，它对我们的日常生活也有实际影响。在农村地区，由于人口稀疏，通常需要更长的无线电范围以确保所有用户都能访问网络。相比之下，人口密集的城市环境可能受益于较短的无线电范围，并通过更多的基站来处理对数据的需求增加。这种适应性使得理解无线电范围的概念对有效的通信规划至关重要。此外，技术的进步继续影响无线电范围。随着MIMO（多输入多输出）和波束成形等技术的引入，无线传输的效率得到了提高，从而允许更大的距离和更好的服务质量。这些技术通过专注于特定方向的信号，而不是均匀地向各个方向广播，帮助优化无线电范围。这种针对性的方式不仅扩展了信号的覆盖范围，还减少了干扰，从而实现更清晰的通信。除了技术方面，监管考虑也影响着无线电范围。政府和国际机构对不同类型通信可以使用的频率设定了规定，这反过来又影响了各种应用可用的无线电范围。遵守这些规定确保了频谱的高效使用，并最小化了不同通信系统之间的干扰。总之，无线电范围的概念是多方面的，涵盖了技术、实践和监管维度。随着我们越来越依赖无线通信，深入理解无线电范围将使我们能够欣赏到维护有效连接所涉及的复杂性。无论是个人使用还是在专业环境中，了解无线电范围的工作原理可以帮助我们做出关于所使用技术和所依赖服务的明智决策。随着技术的发展，我们对无线电范围的理解也将不断深化，确保我们在不断变化的世界中保持连接。