direct adjacent channel interference

简明释义

直接相邻波道干扰

英英释义

例句

1.Using filters can help reduce direct adjacent channel interference 直接相邻频道干扰 in radio communications.

使用滤波器可以帮助减少无线电通信中的直接相邻频道干扰 direct adjacent channel interference。

2.The technician explained that direct adjacent channel interference 直接相邻频道干扰 often occurs in densely populated areas.

技术员解释说，直接相邻频道干扰 direct adjacent channel interference 通常发生在人口密集的地区。

3.In wireless communication, direct adjacent channel interference 直接相邻频道干扰 can degrade the signal quality significantly.

在无线通信中，直接相邻频道干扰 direct adjacent channel interference 可以显著降低信号质量。

4.To minimize direct adjacent channel interference 直接相邻频道干扰, it is crucial to use proper frequency planning.

为了最小化直接相邻频道干扰 direct adjacent channel interference，合理的频率规划至关重要。

5.The new protocol aims to address issues related to direct adjacent channel interference 直接相邻频道干扰 in mobile networks.

新协议旨在解决移动网络中与直接相邻频道干扰 direct adjacent channel interference 相关的问题。

作文

In the realm of telecommunications, the efficiency and clarity of signal transmission are paramount. One of the significant challenges faced by engineers and technicians is related to the phenomenon known as direct adjacent channel interference. This term refers to the disruption that occurs when two or more communication channels operate in close frequency proximity, leading to a degradation of signal quality. Understanding this concept is essential for anyone involved in the design and maintenance of communication systems.The essence of direct adjacent channel interference lies in its impact on various forms of communication, including radio broadcasting, television transmission, and mobile phone networks. When channels are too close together in frequency, their signals can overlap, causing interference. This overlap can result in noise, reduced audio quality, and even dropped calls in mobile communications. For instance, if two radio stations broadcast on frequencies that are only a few kilohertz apart, listeners may experience static or distortion when trying to tune into one station due to the presence of the other.To mitigate the effects of direct adjacent channel interference, engineers employ several strategies. One common approach is to increase the spacing between frequencies assigned to different channels. By ensuring that channels are sufficiently separated, the likelihood of interference decreases significantly. Additionally, advanced modulation techniques can be utilized to make signals more resilient to interference. For example, digital signals can be designed to include error correction codes, allowing them to maintain integrity even in the presence of some level of interference.Another method to combat direct adjacent channel interference is the use of filters. Filters can be employed at both the transmitter and receiver ends of a communication system to block unwanted frequencies. This ensures that only the desired signal is transmitted or received, thereby reducing the chances of interference from adjacent channels. Furthermore, spectrum management plays a crucial role in minimizing this type of interference. Regulatory bodies allocate frequency bands to different services, taking into account potential interference issues. This careful planning helps maintain a clear and efficient communication environment.The implications of direct adjacent channel interference extend beyond technical challenges; they also have economic and social consequences. Poor signal quality can lead to customer dissatisfaction, resulting in a loss of revenue for service providers. In areas where communication is critical, such as emergency services and public safety, interference can have dire consequences. Therefore, addressing direct adjacent channel interference is not merely a technical issue but also a matter of public safety and service reliability.In conclusion, direct adjacent channel interference is a crucial concept in telecommunications that highlights the importance of frequency management and signal integrity. As technology continues to evolve, the need for effective strategies to combat this interference will only grow. Engineers and technicians must remain vigilant in their efforts to ensure that communication systems operate smoothly, free from the disruptions caused by adjacent channel interference. By understanding and addressing this phenomenon, we can pave the way for clearer, more reliable communication in our increasingly connected world.

在电信领域，信号传输的效率和清晰度至关重要。工程师和技术人员面临的一个重大挑战与被称为直接相邻频道干扰的现象有关。这个术语指的是当两个或多个通信频道在频率上非常接近时发生的干扰，导致信号质量下降。理解这一概念对于任何参与通信系统设计和维护的人来说都是至关重要的。直接相邻频道干扰的本质在于其对各种形式通信的影响，包括广播、电视传输和移动电话网络。当频道在频率上过于接近时，它们的信号可能会重叠，导致干扰。这种重叠可能会导致噪声、音质降低，甚至在移动通信中掉线。例如，如果两个广播电台在仅相差几个千赫兹的频率上播出，听众在尝试调谐到一个电台时可能会因另一个电台的存在而经历静电或失真。为了减轻直接相邻频道干扰的影响，工程师采用几种策略。一种常见的方法是增加不同频道分配的频率之间的间距。通过确保频道有足够的分离，干扰的可能性显著降低。此外，可以利用先进的调制技术使信号对干扰更具抵抗力。例如，数字信号可以设计成包含错误更正代码，使其即使在存在一定程度干扰的情况下也能保持完整性。另一种应对直接相邻频道干扰的方法是使用滤波器。滤波器可以在通信系统的发射端和接收端使用，以阻止不必要的频率。这确保只有所需的信号被传输或接收，从而减少来自相邻频道的干扰的可能性。此外，频谱管理在最小化这种类型的干扰中起着至关重要的作用。监管机构分配不同服务的频率带时，会考虑潜在的干扰问题。这种精心规划有助于维持清晰高效的通信环境。直接相邻频道干扰的影响不仅限于技术挑战；它们还具有经济和社会后果。信号质量差可能导致客户不满，从而导致服务提供商的收入损失。在通信至关重要的区域，如紧急服务和公共安全，干扰可能会产生严重后果。因此，解决直接相邻频道干扰不仅仅是一个技术问题，也是公共安全和服务可靠性的问题。总之，直接相邻频道干扰是电信中一个重要的概念，突显了频率管理和信号完整性的重要性。随着技术的不断发展，解决这种干扰的有效策略的需求只会增加。工程师和技术人员必须在确保通信系统平稳运行、免受相邻频道干扰造成的干扰方面保持警惕。通过理解和解决这一现象，我们可以为在日益互联的世界中实现更清晰、更可靠的通信铺平道路。