direction-finding receiver

简明释义

测向接收机

英英释义

例句

1.The search team used a direction-finding receiver to locate the lost hiker in the dense forest.

搜索小组使用方向探测接收器来定位在茂密森林中迷路的徒步旅行者。

2.The police deployed a direction-finding receiver to track the source of illegal transmissions.

警方部署了方向探测接收器来追踪非法传输的来源。

3.A marine direction-finding receiver can assist ships in determining their position relative to land.

海洋方向探测接收器可以帮助船只确定相对于陆地的位置。

4.In aviation, a direction-finding receiver helps pilots navigate by identifying radio signals from ground stations.

在航空领域，方向探测接收器通过识别来自地面站的无线电信号帮助飞行员导航。

5.During the training exercise, soldiers utilized a direction-finding receiver to improve their communication skills.

在训练演习中，士兵们利用方向探测接收器来提高他们的沟通技巧。

作文

In the realm of navigation and communication, the term direction-finding receiver plays a crucial role. This specialized device is designed to determine the direction of incoming radio signals, which is vital for various applications such as aviation, maritime navigation, and search and rescue operations. The direction-finding receiver functions by analyzing the phase and amplitude of radio waves, allowing operators to pinpoint the source of the signal with remarkable accuracy.Understanding how a direction-finding receiver works is essential for anyone involved in fields that rely on precise location tracking. These receivers typically utilize multiple antennas to capture signals from different angles. By comparing the signals received at each antenna, the device can calculate the direction from which the signal originated. This capability is particularly important in situations where conventional GPS systems may fail or provide inaccurate information.For instance, in aviation, pilots and air traffic controllers rely on direction-finding receivers to enhance situational awareness and ensure safe navigation. When flying in remote areas or during adverse weather conditions, these devices provide an additional layer of safety by enabling pilots to locate navigational beacons and other aircraft. Similarly, in maritime contexts, ships equipped with direction-finding receivers can detect distress signals from nearby vessels, facilitating timely rescue operations.Moreover, the military employs direction-finding receivers for strategic purposes. In combat scenarios, these devices are invaluable for locating enemy communications and coordinating tactical responses. By intercepting and analyzing radio signals, military personnel can gain insights into enemy movements and intentions, enhancing their operational effectiveness.The advancements in technology have significantly improved the performance and accessibility of direction-finding receivers. Modern devices are often compact, portable, and integrated with advanced software that enhances their functionality. For example, digital signal processing techniques allow for real-time analysis of signals, making it easier for users to interpret data and make informed decisions quickly.In conclusion, the direction-finding receiver is an essential tool in various fields, providing critical information that aids in navigation, communication, and safety. Its ability to accurately determine the direction of radio signals makes it indispensable for pilots, mariners, and military personnel alike. As technology continues to evolve, we can expect further enhancements in the capabilities of these devices, ultimately leading to safer and more efficient operations in the air, at sea, and on land.

在导航和通信领域，术语方向探测接收器发挥着至关重要的作用。这种专业设备旨在确定传入无线电信号的方向，这对于航空、海洋导航和搜救等各种应用至关重要。方向探测接收器通过分析无线电波的相位和幅度，使操作员能够准确地定位信号源。理解方向探测接收器的工作原理对于任何参与依赖精确位置跟踪领域的人来说都是必不可少的。这些接收器通常利用多个天线从不同角度捕获信号。通过比较每个天线接收到的信号，该设备可以计算出信号来源的方向。这种能力在传统GPS系统可能失效或提供不准确的信息的情况下尤为重要。例如，在航空领域，飞行员和空中交通管制员依靠方向探测接收器来增强情境意识并确保安全导航。当在偏远地区或恶劣天气条件下飞行时，这些设备通过使飞行员能够定位导航信标和其他飞机，提供了额外的安全层。同样，在海洋环境中，配备方向探测接收器的船只可以检测到来自附近船只的求救信号，从而促进及时的救援行动。此外，军方也将方向探测接收器用于战略目的。在战斗场景中，这些设备对于定位敌方通信和协调战术响应非常宝贵。通过拦截和分析无线电信号，军事人员可以获得有关敌方动向和意图的见解，从而提高其作战有效性。技术的进步显著改善了方向探测接收器的性能和可及性。现代设备通常体积小巧、便携，并与先进的软件集成，增强了其功能。例如，数字信号处理技术允许实时分析信号，使用户更容易解释数据并迅速做出明智决策。总之，方向探测接收器是各个领域的重要工具，提供关键的信息，帮助导航、通信和安全。它准确确定无线电信号方向的能力使其对飞行员、海员和军事人员至关重要。随着技术的不断发展，我们可以期待这些设备在能力上的进一步增强，最终导致在空中、海上和陆地的操作更加安全和高效。