adjacent channel attenuation

简明释义

邻信道衰减

英英释义

例句

1.Engineers need to calculate the adjacent channel attenuation 邻道衰减 when designing a multi-channel broadcasting system.

工程师在设计多频道广播系统时需要计算邻道衰减 邻道衰减 。

2.In wireless communication, achieving sufficient adjacent channel attenuation 邻道衰减 is crucial to minimize interference.

在无线通信中，实现足够的邻道衰减 邻道衰减 对于最小化干扰至关重要。

3.The design of the filter must ensure high adjacent channel attenuation 邻道衰减 to maintain signal integrity.

滤波器的设计必须确保高水平的邻道衰减 邻道衰减 以保持信号完整性。

4.The adjacent channel attenuation 邻道衰减 of the new radio system exceeded industry standards.

新无线电系统的邻道衰减 邻道衰减 超过了行业标准。

5.Testing equipment often measures adjacent channel attenuation 邻道衰减 to evaluate performance in crowded frequency bands.

测试设备通常测量邻道衰减 邻道衰减 以评估在拥挤频段中的性能。

作文

In the realm of telecommunications, various technical terms are essential for understanding how different systems operate. One such term is adjacent channel attenuation, which refers to the reduction in signal strength of a channel that is next to another channel within the frequency spectrum. This phenomenon is crucial in the context of radio frequency (RF) communications, where multiple channels are often used simultaneously. The importance of adjacent channel attenuation lies in its impact on signal quality and overall communication efficiency.To grasp the concept of adjacent channel attenuation, we must first understand the basic principles of signal transmission. In an ideal scenario, each channel transmits its signal without interference from neighboring channels. However, in reality, signals can bleed into adjacent frequencies, leading to interference. This interference can degrade signal quality, making it difficult for receivers to accurately interpret the transmitted information. Adjacent channel attenuation is the measure of how much the signal strength of an adjacent channel is reduced due to this interference.Consider a practical example in the world of television broadcasting. Broadcasters use specific frequency bands to transmit their signals. If two television stations are operating on frequencies that are close to each other, the signals can interfere with one another. This is where adjacent channel attenuation becomes important. By ensuring sufficient attenuation between adjacent channels, broadcasters can minimize interference, providing clearer and more reliable signals to viewers.The measurement of adjacent channel attenuation is typically expressed in decibels (dB). A higher dB value indicates better attenuation, meaning that the adjacent channels have less impact on each other's performance. Engineers and technicians often use filters and other technologies to enhance adjacent channel attenuation. These tools help to isolate channels and ensure that the signals remain distinct, even when they are close together in frequency.Moreover, adjacent channel attenuation is not only relevant in television broadcasting but also plays a significant role in mobile communications, including cellular networks and Wi-Fi. As the number of devices and users continues to grow, maintaining clear communication channels becomes increasingly challenging. Effective management of adjacent channel attenuation ensures that users experience minimal interruptions and high-quality connections.In addition to its technical implications, adjacent channel attenuation also has regulatory considerations. Telecommunications authorities often set standards for acceptable levels of attenuation to prevent interference among licensed operators. Compliance with these regulations is essential for maintaining a fair and efficient communication landscape.In conclusion, adjacent channel attenuation is a critical concept in the field of telecommunications, significantly affecting the quality and reliability of signal transmission. By understanding and managing adjacent channel attenuation, engineers can enhance communication systems, reduce interference, and ultimately improve user experiences across various platforms. As technology continues to evolve, the significance of adjacent channel attenuation will only continue to grow, highlighting the need for ongoing research and innovation in this area.

在电信领域，了解各种技术术语对于理解不同系统的运作至关重要。其中一个术语是邻道衰减，它指的是频谱中相邻通道的信号强度降低。这种现象在无线电频率（RF）通信的背景下尤为重要，因为多个通道通常会同时使用。邻道衰减的重要性在于它对信号质量和整体通信效率的影响。要理解邻道衰减的概念，我们必须首先了解信号传输的基本原理。在理想情况下，每个通道都能独立传输信号而不受邻近通道的干扰。然而，实际上，信号可能会渗透到相邻频率中，从而导致干扰。这种干扰会降低信号质量，使接收器难以准确解读传输的信息。邻道衰减是衡量由于这种干扰而导致的相邻通道信号强度降低的程度。考虑一下电视广播领域的实际例子。广播公司使用特定的频段来传输信号。如果两个电视台在相近的频率上运行，信号可能会相互干扰。这就是邻道衰减变得重要的地方。通过确保相邻通道之间有足够的衰减，广播公司可以最小化干扰，为观众提供更清晰、更可靠的信号。邻道衰减的测量通常以分贝（dB）表示。较高的dB值表示更好的衰减，这意味着相邻通道对彼此性能的影响较小。工程师和技术人员通常使用滤波器和其他技术来增强邻道衰减。这些工具有助于隔离通道，确保信号即使在频率接近时也能保持独立。此外，邻道衰减不仅在电视广播中相关，还在移动通信中扮演着重要角色，包括蜂窝网络和Wi-Fi。随着设备和用户数量的不断增长，保持清晰的通信通道变得愈加具有挑战性。有效管理邻道衰减可确保用户体验到最小的中断和高质量的连接。除了技术含义外，邻道衰减还有监管方面的考虑。电信当局通常设定可接受的衰减水平标准，以防止持牌运营商之间的干扰。遵守这些规定对于维护公平和高效的通信环境至关重要。总之，邻道衰减是电信领域中的一个关键概念，对信号传输的质量和可靠性产生重大影响。通过理解和管理邻道衰减，工程师可以增强通信系统，减少干扰，最终改善各个平台上的用户体验。随着技术的不断发展，邻道衰减的重要性只会继续增长，突显出在这一领域持续研究和创新的必要性。