passive correlation and ranging

简明释义

被动相关测距

英英释义

例句

1.The new radar system utilizes passive correlation and ranging to detect objects without emitting signals.

新雷达系统利用被动相关和测距来探测物体而不发射信号。

2.Using passive correlation and ranging, the drones can map terrain without revealing their position.

通过使用被动相关和测距，无人机可以在不暴露其位置的情况下绘制地形。

3.The military employs passive correlation and ranging techniques for stealth operations.

军方在隐秘行动中采用被动相关和测距技术。

4.In underwater navigation, passive correlation and ranging can help submarines avoid detection.

在水下导航中，被动相关和测距可以帮助潜艇避免被发现。

5.The research team is developing a passive correlation and ranging system for wildlife monitoring.

研究团队正在开发一种用于野生动物监测的被动相关和测距系统。

作文

In the realm of modern technology and communication, the concept of passive correlation and ranging has emerged as a significant topic of discussion. This term refers to the methods used to determine the distance and relationship between two points or objects without actively transmitting signals or engaging in direct communication. Understanding passive correlation and ranging is crucial for advancements in various fields, including telecommunications, navigation, and even environmental monitoring.At its core, passive correlation and ranging involves the analysis of signals that are naturally present in the environment. For instance, in the context of telecommunications, devices can pick up on existing radio waves or signals emitted by other sources. By analyzing these passive signals, it is possible to infer the location and movement of objects without the need for active transmission. This method is particularly useful in situations where active communication may be impractical or undesirable, such as in military operations or wildlife tracking.One of the most prominent applications of passive correlation and ranging is in the field of satellite navigation. Satellites continuously emit signals that can be detected by receivers on the ground. By measuring the time it takes for these signals to reach the receiver, the system can calculate the distance to each satellite. When multiple satellites are involved, the receiver can triangulate its position with remarkable accuracy. This process exemplifies how passive correlation and ranging facilitates navigation without requiring active participation from the user.Moreover, passive correlation and ranging plays a vital role in environmental monitoring. Scientists often rely on this method to study animal behavior, track migration patterns, and monitor ecosystems. For example, researchers may use passive acoustic monitoring to detect sounds made by animals in their natural habitats. By analyzing these sounds, scientists can gain insights into animal populations and their interactions with the environment. This non-invasive approach minimizes disturbance to wildlife while providing valuable data, showcasing the benefits of passive correlation and ranging in ecological research.The advantages of passive correlation and ranging extend beyond mere convenience. It also enhances safety and efficiency in various applications. In aviation, for instance, passive systems can detect the presence of nearby aircraft without the need for them to broadcast their location actively. This capability reduces the risk of collisions and improves overall air traffic management. Similarly, in urban environments, passive correlation and ranging technologies can facilitate smart city initiatives, allowing for better traffic management and resource allocation based on real-time data.Nevertheless, while passive correlation and ranging offers numerous benefits, it is not without challenges. The accuracy of passive measurements can be influenced by environmental factors such as interference from other signals or obstacles that obstruct line-of-sight. Additionally, privacy concerns arise when passive monitoring technologies are employed, especially in public spaces. Balancing the advantages of passive correlation and ranging with ethical considerations is essential as we move forward in integrating these technologies into society.In conclusion, the concept of passive correlation and ranging represents a fascinating intersection of technology and nature. Its applications span across various fields, demonstrating its potential to enhance our understanding of the world around us. As research and development continue to advance, it is likely that the methods and technologies associated with passive correlation and ranging will evolve, leading to even greater innovations and discoveries. Embracing these advancements while remaining mindful of their implications will be key to harnessing the full potential of this powerful concept.

在现代技术和通信的领域中，被动相关和测距的概念已成为一个重要的讨论话题。这个术语指的是在不主动传输信号或进行直接通信的情况下，用于确定两个点或物体之间的距离和关系的方法。理解被动相关和测距对于电信、导航甚至环境监测等各个领域的进步至关重要。从根本上说，被动相关和测距涉及对环境中自然存在的信号进行分析。例如，在电信的背景下，设备可以接收到其他来源发出的现有无线电波或信号。通过分析这些被动信号，可以推断出物体的位置和运动，而无需主动传输。这种方法在主动通信可能不切实际或不受欢迎的情况下特别有用，例如在军事行动或野生动物跟踪中。被动相关和测距最显著的应用之一是在卫星导航领域。卫星不断发出信号，这些信号可以被地面上的接收器检测到。通过测量这些信号到达接收器所需的时间，系统可以计算到每颗卫星的距离。当涉及多颗卫星时，接收器可以以惊人的准确性三角测量其位置。这个过程展示了被动相关和测距如何在不需要用户主动参与的情况下促进导航。此外，被动相关和测距在环境监测中也发挥着至关重要的作用。科学家们经常依赖这种方法来研究动物行为、跟踪迁徙模式以及监测生态系统。例如，研究人员可能使用被动声学监测来检测动物在其自然栖息地中发出的声音。通过分析这些声音，科学家可以获得有关动物种群及其与环境相互作用的见解。这种非侵入性的方法最大限度地减少了对野生动物的干扰，同时提供了有价值的数据，展示了被动相关和测距在生态研究中的好处。被动相关和测距的优势不仅仅在于便利性。它还提高了各种应用的安全性和效率。在航空方面，例如，被动系统可以在不需要附近飞机主动广播其位置信息的情况下检测到其存在。这种能力降低了碰撞风险，并改善了整体空中交通管理。同样，在城市环境中，被动相关和测距技术可以促进智能城市计划，根据实时数据更好地管理交通和资源分配。然而，尽管被动相关和测距提供了许多好处，但它并非没有挑战。被动测量的准确性可能受到诸如其他信号的干扰或阻碍视线的障碍物等环境因素的影响。此外，当在公共场所使用被动监测技术时，会出现隐私问题。随着我们在将这些技术融入社会的过程中前进，平衡被动相关和测距的优势与伦理考虑至关重要。总之，被动相关和测距的概念代表了技术与自然的迷人交汇点。它的应用跨越多个领域，展示了其增强我们对周围世界理解的潜力。随着研究和开发的持续推进，相关的测量方法和技术可能会演变，导致更大的创新和发现。拥抱这些进步，同时保持对其影响的敏感，将是充分利用这一强大概念的关键。