pulse rate modulation

简明释义

脉冲重复率调制

英英释义

例句

1.The control system employs pulse rate modulation to adjust the speed of the motor based on load conditions.

控制系统采用脉冲频率调制根据负载条件调整电机速度。

2.By using pulse rate modulation, the device can maintain a stable output even with fluctuating input power.

通过使用脉冲频率调制，该设备即使在输入功率波动时也能保持稳定输出。

3.Researchers are investigating how pulse rate modulation can improve the efficiency of wireless communication.

研究人员正在调查脉冲频率调制如何提高无线通信的效率。

4.In telecommunications, pulse rate modulation is used to encode data for transmission over long distances.

在电信中，脉冲频率调制用于对数据进行编码，以便远距离传输。

5.The new heart monitor utilizes pulse rate modulation to provide accurate readings of the patient's heart rate.

新的心脏监测仪利用脉冲频率调制提供患者心率的准确读数。

作文

In the realm of modern technology, particularly in the fields of telecommunications and signal processing, the concept of pulse rate modulation plays a crucial role. This technique involves varying the frequency of pulses to encode information, making it an essential method for transmitting data efficiently over various mediums. The significance of pulse rate modulation lies in its ability to optimize bandwidth usage and enhance the quality of the transmitted signal. To understand pulse rate modulation, we must first look at its basic principles. In traditional modulation techniques, such as amplitude modulation (AM) or frequency modulation (FM), the information is encoded by varying the amplitude or frequency of a carrier wave. However, pulse rate modulation takes a different approach by changing the rate at which pulses are sent. This means that instead of altering the characteristics of a continuous wave, pulse rate modulation uses discrete pulses to convey information.One of the primary advantages of pulse rate modulation is its robustness against noise and interference. In environments where signals are prone to distortion, this method allows for clearer communication. For instance, in digital communications, where data integrity is paramount, pulse rate modulation ensures that even if some pulses are lost or altered, the overall message can still be accurately reconstructed. This characteristic makes it a preferred choice for applications such as satellite communications and fiber-optic systems.Moreover, pulse rate modulation is not limited to just telecommunications. It also finds applications in various fields, including medical devices, where monitoring heart rate and other vital signs is critical. In these instances, the pulse rate of the signals can be modulated to represent different physiological states, providing healthcare professionals with real-time data to make informed decisions. Another fascinating aspect of pulse rate modulation is its implementation in audio and video technologies. By modulating the pulse rates of sound waves or visual signals, engineers can create high-quality audio and video streams that are less susceptible to degradation during transmission. This has revolutionized media consumption, allowing for seamless streaming of content over the internet. As technology continues to advance, the importance of pulse rate modulation will only grow. With the advent of the Internet of Things (IoT) and smart devices, the need for efficient data transmission methods becomes increasingly critical. Pulse rate modulation provides a viable solution to meet these demands, ensuring that devices can communicate effectively while minimizing energy consumption. In conclusion, pulse rate modulation is a pivotal concept in modern technology that facilitates efficient data transmission across various platforms. Its unique ability to encode information through varying pulse rates offers significant advantages in terms of noise resistance and data integrity. As we continue to explore new technological frontiers, understanding and leveraging pulse rate modulation will be essential for innovation in telecommunications, healthcare, and beyond.

在现代科技领域，特别是在电信和信号处理领域，脉冲频率调制的概念发挥着至关重要的作用。这种技术涉及通过改变脉冲的频率来编码信息，使其成为在各种媒介上有效传输数据的基本方法。脉冲频率调制的重要性在于其优化带宽使用和增强传输信号质量的能力。要理解脉冲频率调制，我们必须首先了解其基本原理。在传统的调制技术中，例如幅度调制（AM）或频率调制（FM），信息通过改变载波波的幅度或频率进行编码。然而，脉冲频率调制采取了不同的方法，通过改变发送脉冲的速率来传达信息。这意味着，与其改变连续波的特性，不如使用离散脉冲来传递信息。脉冲频率调制的一个主要优点是其对噪声和干扰的抗干扰能力。在信号易受失真影响的环境中，这种方法可以实现更清晰的通信。例如，在数字通信中，数据完整性至关重要，脉冲频率调制确保即使某些脉冲丢失或改变，整体消息仍然可以准确重构。这一特性使其成为卫星通信和光纤系统等应用的首选。此外，脉冲频率调制不仅限于电信。它还在医疗设备中找到了应用，在这些设备中，监测心率和其他生命体征至关重要。在这些情况下，信号的脉冲频率可以调制以表示不同的生理状态，为医疗专业人员提供实时数据，以做出明智的决策。脉冲频率调制的另一个迷人方面是其在音频和视频技术中的实施。通过调制声音波或视觉信号的脉冲频率，工程师可以创建高质量的音频和视频流，这些流在传输过程中不易退化。这彻底改变了媒体消费，使得互联网内容的无缝流媒体播放成为可能。随着技术的不断进步，脉冲频率调制的重要性只会增加。随着物联网（IoT）和智能设备的出现，对高效数据传输方法的需求变得越来越关键。脉冲频率调制提供了一种可行的解决方案，以满足这些需求，确保设备能够有效通信，同时最小化能耗。总之，脉冲频率调制是现代技术中的一个关键概念，它促进了各种平台上的高效数据传输。通过变化脉冲频率编码信息的独特能力，在抗噪声和数据完整性方面提供了显著优势。随着我们继续探索新的技术前沿，理解和利用脉冲频率调制将对电信、医疗保健等领域的创新至关重要。