azimuthal array

简明释义

1. 方位排列; 2. 方位组合;

英英释义

例句

1.The new sonar technology incorporates an azimuthal array for better underwater mapping.

新型声纳技术采用了方位阵列以便更好地进行水下测绘。

2.The azimuthal array in the telescope allows astronomers to capture a wider field of view.

望远镜中的方位阵列使天文学家能够捕捉更广阔的视野。

3.Engineers designed an azimuthal array to enhance the performance of satellite communications.

工程师设计了一个方位阵列以提高卫星通信的性能。

4.In seismic studies, an azimuthal array can help determine the direction of wave propagation.

在地震研究中，方位阵列可以帮助确定波传播的方向。

5.The radar system uses an azimuthal array to track incoming aircraft.

该雷达系统使用方位阵列来跟踪来袭的飞机。

作文

In the field of physics and engineering, particularly in the study of wave propagation and antenna design, the term azimuthal array plays a crucial role. An azimuthal array refers to a specific configuration of antennas or sensors arranged in a circular pattern around a central point. This arrangement allows for the effective capture and transmission of signals across various angles in the horizontal plane. The concept is particularly significant in applications such as radar systems, wireless communication, and sonar technology.One of the primary advantages of using an azimuthal array is its ability to enhance directional sensitivity. By positioning multiple antennas in a circular formation, the array can focus on signals coming from different directions while minimizing interference from unwanted sources. This characteristic is essential in environments where signals may come from multiple angles, such as urban areas with numerous reflective surfaces or underwater settings where sound waves can bounce off various obstacles.Moreover, the design of an azimuthal array allows for adaptive beamforming techniques. Beamforming is a signal processing technique that enables the array to dynamically adjust its sensitivity and directionality based on the incoming signal's characteristics. By employing algorithms that analyze the phase and amplitude of received signals, the array can optimize its performance, improving both the quality and reliability of communication.In radar applications, for instance, an azimuthal array can be employed to track moving targets. The circular arrangement of antennas provides a panoramic view of the surroundings, allowing for real-time tracking of objects as they move through the detection zone. This capability is vital for military operations, air traffic control, and even weather monitoring systems, where precise tracking is essential.The versatility of an azimuthal array extends beyond radar systems. In wireless communication, such arrays are utilized in base stations to manage connections with multiple user devices. By directing signals towards specific users while simultaneously serving others, an azimuthal array enhances overall network efficiency and user experience. This is particularly important in densely populated areas where demand for bandwidth is high, and maintaining a stable connection is critical.Furthermore, the application of azimuthal arrays is not limited to terrestrial environments. In underwater acoustics, these arrays are used to detect and track marine life or submarines. The circular configuration helps to capture sound waves emanating from various angles, providing valuable data for researchers and military personnel alike.However, designing an effective azimuthal array comes with its challenges. Engineers must consider factors such as the spacing between antennas, the frequency of the signals being transmitted or received, and the environmental conditions that may affect performance. Additionally, as technology advances, integrating these arrays with modern digital signal processing techniques becomes increasingly important, allowing for enhanced functionality and adaptability.In conclusion, the azimuthal array is a powerful tool in the realms of radar, wireless communication, and underwater acoustics. Its unique circular configuration enables improved directional sensitivity and adaptive beamforming capabilities, making it indispensable in various applications. As technology continues to evolve, the significance of azimuthal arrays will undoubtedly grow, paving the way for advancements in communication and detection systems across multiple fields.

在物理和工程领域，特别是在波传播和天线设计的研究中，术语azimuthal array发挥着至关重要的作用。azimuthal array指的是一种特定的天线或传感器配置，它们围绕一个中心点以圆形模式排列。这种排列允许在水平面上有效捕获和传输来自不同角度的信号。这个概念在雷达系统、无线通信和声纳技术等应用中尤为重要。使用azimuthal array的主要优势之一是它能够增强方向灵敏度。通过将多个天线放置在圆形阵列中，阵列可以专注于来自不同方向的信号，同时最小化来自不需要源的干扰。这一特性在信号可能来自多个角度的环境中至关重要，例如城市地区，那里有许多反射表面，或者水下环境，声波可能会从各种障碍物反弹。此外，azimuthal array的设计允许自适应波束形成技术。波束形成是一种信号处理技术，使阵列能够根据接收信号的特征动态调整其灵敏度和方向性。通过采用分析接收到的信号的相位和幅度的算法，阵列可以优化其性能，提高通信的质量和可靠性。例如，在雷达应用中，可以使用azimuthal array来跟踪移动目标。天线的圆形排列提供了周围环境的全景视图，使实时跟踪对象在检测区域内移动成为可能。这种能力对于军事行动、空中交通控制甚至天气监测系统至关重要，因为精确跟踪是必不可少的。azimuthal array的多功能性不仅限于雷达系统。在无线通信中，这些阵列被用于基站，以管理与多个用户设备的连接。通过将信号定向到特定用户，同时服务其他用户，azimuthal array提高了整体网络效率和用户体验。这在需求带宽高的密集人口区域尤其重要，维持稳定的连接至关重要。此外，azimuthal arrays的应用不仅限于陆地环境。在水下声学中，这些阵列被用于检测和跟踪海洋生物或潜艇。圆形配置有助于捕捉来自各个角度的声波，为研究人员和军方人员提供有价值的数据。然而，设计有效的azimuthal array面临着挑战。工程师必须考虑天线之间的间距、所传输或接收信号的频率以及可能影响性能的环境条件。此外，随着技术的发展，将这些阵列与现代数字信号处理技术集成变得越来越重要，从而增强功能和适应性。总之，azimuthal array是雷达、无线通信和水下声学领域的强大工具。其独特的圆形配置使方向灵敏度和自适应波束形成能力得到改善，使其在各种应用中不可或缺。随着技术的不断进步，azimuthal arrays的重要性无疑会增加，为各个领域的通信和探测系统的进步铺平道路。