degraded spectrum

简明释义

软化谱

英英释义

例句

1.The research focused on analyzing the effects of a degraded spectrum on data transmission.

研究集中在分析频谱退化对数据传输的影响。

2.A degraded spectrum can lead to poor audio quality during calls.

频谱退化可能导致通话时音质差。

3.The satellite's signal was affected, resulting in a degraded spectrum.

卫星信号受到影响，导致频谱退化。

4.During the storm, the network experienced a degraded spectrum, causing interruptions.

在暴风雨期间，网络经历了频谱退化，导致中断。

5.Engineers are working to improve the degraded spectrum for better communication.

工程师们正在努力改善频谱退化以提高通信质量。

作文

In the realm of telecommunications and signal processing, the concept of a degraded spectrum plays a crucial role in understanding the quality of transmitted signals. A degraded spectrum refers to a situation where the frequency components of a signal have been altered or diminished due to various factors such as noise, interference, or distortion during transmission. This phenomenon can significantly impact the clarity and reliability of communication, making it essential for engineers and researchers to address these issues effectively.The importance of recognizing a degraded spectrum cannot be overstated. In modern communication systems, especially those relying on wireless technologies, maintaining signal integrity is paramount. When a signal is transmitted over a distance, it may encounter obstacles that lead to attenuation or scattering. As a result, the original spectrum of the signal becomes degraded, leading to potential loss of information. For instance, in mobile phone communications, if the signal experiences a degraded spectrum, users may encounter dropped calls or poor audio quality.Moreover, the implications of a degraded spectrum extend beyond mere inconvenience. In critical applications such as emergency services, military communications, and medical telemetry, a clear and reliable signal is vital. Any degradation in the spectrum could lead to miscommunication or delayed responses, potentially resulting in dire consequences. Therefore, understanding the factors contributing to a degraded spectrum is essential for developing strategies to mitigate its effects.One common cause of a degraded spectrum is environmental interference. For example, physical barriers like buildings and trees can obstruct signals, leading to multipath propagation, where signals take multiple paths to reach the receiver. This can create phase shifts and destructive interference, ultimately degrading the quality of the received signal. To combat this, engineers employ various techniques such as equalization and diversity reception to restore the integrity of the signal.Another factor that can lead to a degraded spectrum is electronic noise, which is an inherent characteristic of all electronic devices. Noise can introduce random fluctuations in the signal, obscuring the desired information. Advanced filtering techniques are often implemented to minimize the impact of noise, allowing for clearer signal reception.Furthermore, the design of communication systems must consider the potential for a degraded spectrum. By incorporating robust modulation schemes and error correction protocols, engineers can enhance the resilience of signals against degradation. For instance, using spread spectrum techniques can help disperse the signal across a wider frequency range, making it less susceptible to interference and resulting in a more reliable transmission.In conclusion, a degraded spectrum is a significant concern in the field of telecommunications, affecting the quality and reliability of signal transmission. Understanding the causes and implications of spectrum degradation is vital for engineers and researchers dedicated to improving communication systems. By employing advanced techniques and technologies, it is possible to mitigate the effects of a degraded spectrum and ensure clearer, more reliable communication. As we continue to advance in the field of technology, addressing the challenges posed by a degraded spectrum will remain a priority for ensuring effective communication in our increasingly connected world.

在电信和信号处理领域，degraded spectrum（退化频谱）这一概念在理解传输信号的质量方面起着至关重要的作用。degraded spectrum指的是由于噪声、干扰或传输过程中的失真等各种因素，信号的频率成分被改变或减弱的情况。这种现象会显著影响通信的清晰度和可靠性，因此工程师和研究人员必须有效地解决这些问题。认识到degraded spectrum的重要性不容小觑。在现代通信系统中，尤其是依赖无线技术的系统，保持信号的完整性至关重要。当信号在一段距离内传输时，它可能会遇到障碍物，从而导致衰减或散射。因此，信号的原始频谱变得退化，可能导致信息的丢失。例如，在手机通信中，如果信号经历了degraded spectrum，用户可能会遭遇通话中断或音质不佳。此外，degraded spectrum的影响不仅限于不便。在紧急服务、军事通信和医疗遥测等关键应用中，清晰和可靠的信号至关重要。频谱的任何退化都可能导致误通信或响应延迟，可能导致严重后果。因此，理解导致degraded spectrum的因素对于制定减轻其影响的策略至关重要。环境干扰是导致degraded spectrum的常见原因之一。例如，建筑物和树木等物理障碍物可能会阻挡信号，导致多径传播，即信号通过多条路径到达接收器。这可能会造成相位偏移和破坏性干扰，最终降低接收信号的质量。为了应对这一问题，工程师采用各种技术，如均衡和多样性接收，以恢复信号的完整性。另一个可能导致degraded spectrum的因素是电子噪声，这是所有电子设备固有的特性。噪声会在信号中引入随机波动，模糊所需的信息。通常会实施先进的滤波技术，以最小化噪声的影响，从而实现更清晰的信号接收。此外，通信系统的设计必须考虑到degraded spectrum的潜在影响。通过采用稳健的调制方案和错误纠正协议，工程师可以增强信号抵抗退化的能力。例如，使用扩频技术可以帮助将信号分散到更宽的频率范围，从而使其不易受到干扰，从而实现更可靠的传输。总之，degraded spectrum在电信领域是一个重要的问题，影响信号传输的质量和可靠性。理解频谱退化的原因和影响对于致力于改善通信系统的工程师和研究人员至关重要。通过采用先进的技术和方法，可以减轻degraded spectrum的影响，确保更清晰、更可靠的通信。随着我们在技术领域的不断进步，应对degraded spectrum带来的挑战将始终是确保我们日益互联的世界中有效通信的优先事项。