modulation percentage

简明释义

调制百分比

英英释义

例句

1.To achieve better signal transmission, we need to adjust the modulation percentage to 85%.

为了实现更好的信号传输，我们需要将调制百分比调整到85%。

2.The technician measured the modulation percentage during the test to ensure compliance with industry standards.

技术员在测试期间测量了调制百分比以确保符合行业标准。

3.The radio station operates at a modulation percentage of 75%, ensuring clear audio quality.

该广播电台的调制百分比为75%，确保音频质量清晰。

4.The modulation percentage affects the bandwidth of the transmitted signal.

在传输信号时，调制百分比会影响带宽。

5.A higher modulation percentage can result in better data rates for wireless communication.

更高的调制百分比可以提高无线通信的数据速率。

作文

In the field of telecommunications and signal processing, the term modulation percentage plays a crucial role in determining the effectiveness of communication systems. The modulation percentage refers to the extent to which a carrier signal is varied or modulated in accordance with the information signal being transmitted. This concept is essential for understanding how data is encoded onto a carrier wave for transmission over various media, including radio waves, optical fibers, and more.To better comprehend the importance of modulation percentage, it is necessary to explore its applications in different communication technologies. For instance, in amplitude modulation (AM), the amplitude of the carrier wave is varied in proportion to the information signal. The modulation percentage in this context indicates how much the amplitude changes relative to its unmodulated state. A higher modulation percentage typically results in better signal strength and clarity, but it can also lead to increased distortion if the modulation exceeds certain limits.Similarly, in frequency modulation (FM), the frequency of the carrier wave is altered based on the input signal. Here, modulation percentage is used to describe the degree of frequency variation. An optimal modulation percentage ensures that the transmitted signal maintains fidelity and minimizes noise interference, which is critical for clear audio and video signals.Moreover, the modulation percentage is not only relevant in traditional broadcasting but also plays a significant role in digital communications. In modern digital modulation schemes such as Quadrature Amplitude Modulation (QAM) and Phase Shift Keying (PSK), the modulation percentage determines how effectively data can be packed into the signal. A higher modulation percentage allows for more bits to be transmitted per symbol, thereby increasing the overall data rate. However, this also requires more precise signal processing and can make the system more susceptible to errors caused by noise or interference.Understanding modulation percentage is also vital for engineers and technicians working to optimize communication systems. By adjusting the modulation percentage, they can balance the trade-off between bandwidth efficiency and error rates. This balance is particularly important in environments where signal degradation is likely, such as urban areas with many obstacles or in mobile communications where users are constantly on the move.In conclusion, the concept of modulation percentage is integral to the functioning of various communication systems. Its impact spans across multiple domains, from analog broadcasting to modern digital communications. As technology continues to evolve, the understanding and application of modulation percentage will remain essential for enhancing the quality and efficiency of data transmission. By mastering this concept, professionals in the field can ensure that communication systems meet the growing demands for speed, reliability, and clarity in our increasingly connected world.

在电信和信号处理领域，术语调制百分比在确定通信系统的有效性方面起着至关重要的作用。调制百分比是指载波信号根据所传输的信息信号而变化或调制的程度。这个概念对于理解数据如何编码到载波波形上以通过各种介质（包括无线电波、光纤等）进行传输至关重要。为了更好地理解调制百分比的重要性，有必要探讨它在不同通信技术中的应用。例如，在振幅调制（AM）中，载波波形的振幅根据信息信号的变化而变化。在这种情况下，调制百分比表示相对于其未调制状态的振幅变化程度。较高的调制百分比通常会导致更好的信号强度和清晰度，但如果调制超过某些限制，也可能导致失真增加。同样，在频率调制（FM）中，载波波形的频率根据输入信号进行改变。在这里，调制百分比用于描述频率变化的程度。最佳的调制百分比确保传输信号保持保真度并最小化噪声干扰，这对于清晰的音频和视频信号至关重要。此外，调制百分比不仅与传统广播相关，还在数字通信中发挥着重要作用。在现代数字调制方案中，例如正交振幅调制（QAM）和相位移键控（PSK），调制百分比决定了数据在信号中打包的有效性。较高的调制百分比允许每个符号传输更多的比特，从而提高整体数据速率。然而，这也需要更精确的信号处理，并可能使系统更容易受到噪声或干扰造成的错误。理解调制百分比对于优化通信系统的工程师和技术人员来说也至关重要。通过调整调制百分比，他们可以在带宽效率和错误率之间取得平衡。这种平衡在信号退化可能性较大的环境中尤为重要，例如城市地区有许多障碍物或移动通信中用户不断移动的情况。总之，调制百分比的概念是各种通信系统功能的核心。其影响跨越多个领域，从模拟广播到现代数字通信。随着技术的不断发展，理解和应用调制百分比将继续对提高数据传输的质量和效率至关重要。通过掌握这一概念，该领域的专业人士可以确保通信系统满足我们日益互联的世界对速度、可靠性和清晰度的日益增长的需求。