baseband noise ratio

简明释义

基带噪声比

英英释义

例句

1.The baseband noise ratio can be affected by environmental factors such as temperature and humidity.

环境因素如温度和湿度会影响基带噪声比。

2.The engineer measured the baseband noise ratio to ensure the signal quality was adequate for transmission.

工程师测量了基带噪声比以确保信号质量足以进行传输。

3.In telecommunications, maintaining a good baseband noise ratio is crucial for effective communication.

在电信中，保持良好的基带噪声比对有效沟通至关重要。

4.A higher baseband noise ratio indicates a cleaner signal with less interference.

更高的基带噪声比表示信号更干净，干扰更少。

5.During the test, we observed that the baseband noise ratio dropped significantly under heavy load.

在测试过程中，我们观察到在重负载下基带噪声比显著下降。

作文

In the realm of telecommunications and signal processing, understanding various metrics is essential for optimizing performance and ensuring reliable communication. One such critical metric is the baseband noise ratio, which plays a significant role in evaluating the quality of a transmitted signal. The baseband noise ratio (BBNR) is a measure that compares the level of the desired signal to the level of background noise within the baseband frequency range. This ratio is crucial because it directly influences the clarity and integrity of the information being transmitted.To understand the importance of the baseband noise ratio, consider a scenario where audio signals are transmitted over a communication channel. If the background noise is too high relative to the audio signal, the listener may struggle to hear the intended message. This situation can lead to misunderstandings or miscommunications, which can be particularly detrimental in critical applications such as emergency services or air traffic control.The baseband noise ratio is typically expressed in decibels (dB), and a higher ratio indicates a clearer signal with less interference from noise. For example, a BBNR of 20 dB suggests that the signal level is significantly stronger than the noise level, making it easier for receivers to decode the information accurately. Conversely, a low BBNR, such as 5 dB, indicates that the noise is nearly as strong as the signal, which can result in poor reception and data loss.In practical applications, engineers and technicians often work to improve the baseband noise ratio by employing various techniques. These may include using advanced filtering methods to eliminate unwanted noise, optimizing the transmission power of the signal, or employing modulation schemes that enhance the robustness of the signal against noise. By focusing on improving the BBNR, they can ensure that the communication systems operate efficiently and effectively.Moreover, the baseband noise ratio is not only limited to audio signals; it is also applicable in video transmission, data communication, and any other form of signal processing where noise can interfere with the desired output. In video applications, for instance, a high BBNR ensures that the images transmitted are clear and free from artifacts caused by noise, thus enhancing the viewer's experience.In conclusion, the baseband noise ratio is a fundamental concept in the field of telecommunications that directly impacts the quality of signal transmission. By understanding and optimizing this ratio, professionals can significantly improve communication systems, leading to better clarity, fewer errors, and enhanced overall performance. As technology continues to evolve, the importance of metrics like the baseband noise ratio will only grow, underscoring the need for ongoing research and development in this critical area of study.

在电信和信号处理领域，理解各种指标对于优化性能和确保可靠通信至关重要。其中一个关键指标是基带噪声比，它在评估传输信号质量方面发挥着重要作用。基带噪声比（BBNR）是一个度量，它比较了所需信号的水平与基带频率范围内背景噪声的水平。这个比率至关重要，因为它直接影响到传输信息的清晰度和完整性。为了理解基带噪声比的重要性，可以考虑一个音频信号通过通信通道传输的场景。如果背景噪声相对于音频信号过高，听众可能会难以听到预期的信息。这种情况可能导致误解或错误沟通，这在紧急服务或空中交通控制等关键应用中尤其有害。基带噪声比通常以分贝（dB）表示，较高的比率表明信号更清晰，干扰噪声较少。例如，20 dB的BBNR表明信号水平明显强于噪声水平，使接收方更容易准确解码信息。相反，低BBNR，如5 dB，则表明噪声几乎与信号一样强，这可能导致接收不良和数据丢失。在实际应用中，工程师和技术人员通常通过采用各种技术来改善基带噪声比。这些方法可能包括使用先进的过滤方法消除不必要的噪声，优化信号的传输功率，或采用增强信号抗噪声能力的调制方案。通过专注于改善BBNR，他们可以确保通信系统高效、有效地运行。此外，基带噪声比不仅限于音频信号；它也适用于视频传输、数据通信以及任何其他形式的信号处理，其中噪声可能干扰所需的输出。例如，在视频应用中，高BBNR确保传输的图像清晰且没有由于噪声造成的伪影，从而增强观众的体验。总之，基带噪声比是电信领域的一个基本概念，直接影响信号传输的质量。通过理解和优化这一比率，专业人员可以显著改善通信系统，从而提高清晰度、减少错误并增强整体性能。随着技术的不断发展，像基带噪声比这样的指标的重要性只会增加，这突显了在这一关键研究领域持续进行研究和开发的必要性。