modulation rate

简明释义

调制率

英英释义

例句

1.The modulation rate of the signal was adjusted to improve clarity.

信号的调制速率被调整以提高清晰度。

2.In wireless communications, a higher modulation rate can increase data transmission speed.

在无线通信中，较高的调制速率可以提高数据传输速度。

3.The modulation rate affects the bandwidth required for the transmission.

该调制速率影响传输所需的带宽。

4.A low modulation rate can result in a more stable connection.

低调制速率可能导致连接更加稳定。

5.Engineers often experiment with different modulation rates to find the best performance for their systems.

工程师们经常尝试不同的调制速率以寻找系统最佳性能。

作文

In the realm of communication technology, the term modulation rate refers to the speed at which a signal can be varied or changed. This concept is crucial in various fields, including telecommunications, audio processing, and even in the transmission of data over the internet. Understanding modulation rate is essential for engineers and technicians who design and maintain communication systems, as it directly affects the quality and efficiency of data transmission.To delve deeper into this topic, let’s first explore what modulation means. Modulation is the process of varying one or more properties of a periodic waveform, such as amplitude, frequency, or phase, in accordance with a desired signal. This allows for the encoding of information onto a carrier wave, which can then be transmitted over distances. The modulation rate determines how quickly these changes can occur and is typically measured in bits per second (bps).A higher modulation rate indicates that more bits of information can be transmitted in a given amount of time. This is particularly important in high-speed data applications, such as streaming video or online gaming, where large amounts of data need to be sent quickly and efficiently. However, increasing the modulation rate also poses challenges. Higher rates can lead to increased susceptibility to noise and interference, which can degrade the quality of the transmitted signal. Therefore, engineers must find a balance between speed and reliability when designing communication systems.Different modulation techniques can be employed to achieve various modulation rates. For instance, amplitude modulation (AM) and frequency modulation (FM) are two traditional methods used in radio broadcasting. In modern digital communications, techniques such as quadrature amplitude modulation (QAM) and phase shift keying (PSK) allow for much higher modulation rates. These advanced methods can transmit multiple bits per symbol, significantly increasing the overall data throughput.Moreover, the modulation rate is not only relevant in wired communications but also plays a vital role in wireless technologies. In mobile networks, for example, the modulation rate can vary depending on the distance from the cell tower and the current network conditions. As users move further away or as obstacles interfere with the signal, the network may adjust the modulation rate to maintain a stable connection. This adaptability is crucial for providing seamless service in today’s fast-paced digital world.In conclusion, the concept of modulation rate is fundamental to understanding how information is transmitted across various communication platforms. It encompasses the speed of signal variation, which directly impacts data transfer rates and overall communication quality. As technology continues to evolve, the importance of optimizing modulation rate will only grow, making it a key area of study for future innovations in telecommunications and beyond. By grasping the intricacies of modulation rate, we can better appreciate the complexities of modern communication systems and their significance in our daily lives.

在通信技术领域，术语调制速率指的是信号变化或改变的速度。这个概念在多个领域中至关重要，包括电信、音频处理，甚至互联网数据传输。理解调制速率对设计和维护通信系统的工程师和技术人员来说是必不可少的，因为它直接影响数据传输的质量和效率。为了更深入地探讨这个话题，让我们首先了解什么是调制。调制是根据所需信号变化一个或多个周期波形的属性（例如幅度、频率或相位）的过程。这允许将信息编码到载波上，然后可以在一定距离内进行传输。调制速率决定了这些变化发生的速度，通常以每秒比特数（bps）来衡量。更高的调制速率表示在给定时间内可以传输更多的信息位。这在高速数据应用中尤为重要，例如视频流或在线游戏，这些应用需要快速有效地发送大量数据。然而，提高调制速率也带来了挑战。更高的速率可能导致对噪声和干扰的敏感性增加，从而降低传输信号的质量。因此，工程师在设计通信系统时必须在速度和可靠性之间找到平衡。可以采用不同的调制技术来实现各种调制速率。例如，幅度调制（AM）和频率调制（FM）是用于广播的两种传统方法。在现代数字通信中，像正交幅度调制（QAM）和相位移键控（PSK）这样的技术可以实现更高的调制速率。这些先进的方法可以每个符号传输多个比特，从而显著提高整体数据吞吐量。此外，调制速率不仅与有线通信相关，在无线技术中也发挥着重要作用。在移动网络中，例如，调制速率可能会根据与基站的距离和当前网络条件而变化。当用户远离基站或障碍物干扰信号时，网络可能会调整调制速率以保持稳定的连接。这种适应性对于在当今快节奏的数字世界中提供无缝服务至关重要。总之，调制速率的概念对于理解信息如何通过各种通信平台传输是基础。它涵盖了信号变化的速度，直接影响数据传输速率和整体通信质量。随着技术的不断发展，优化调制速率的重要性只会增加，使其成为未来电信及其他领域创新研究的关键领域。通过掌握调制速率的复杂性，我们可以更好地理解现代通信系统的复杂性及其在我们日常生活中的重要性。