pulse stretcher

简明释义

脉冲扩展器脉冲展宽器

英英释义

例句

1.The pulse stretcher is crucial for achieving longer pulse durations in high-speed optical systems.

在高速光学系统中，脉冲拉伸器对实现更长的脉冲持续时间至关重要。

2.In the lab, we implemented a pulse stretcher to analyze the time-dependent behavior of the laser output.

在实验室中，我们实施了一个脉冲拉伸器来分析激光输出的时间依赖行为。

3.The technician used a pulse stretcher to enhance the signal quality in the communication system.

技术员使用了一个脉冲拉伸器来增强通信系统中的信号质量。

4.Researchers found that using a pulse stretcher significantly reduced the noise in their experiments.

研究人员发现，使用脉冲拉伸器显著降低了他们实验中的噪声。

5.To improve the resolution of the measurement, the engineer adjusted the settings on the pulse stretcher.

为了提高测量的分辨率，工程师调整了脉冲拉伸器的设置。

作文

In the realm of electronics and signal processing, the term pulse stretcher refers to a device or circuit designed to elongate the duration of a pulse signal. This is particularly useful in various applications where timing and synchronization are crucial. For instance, in digital communication systems, signals often need to be processed at specific intervals. By using a pulse stretcher (脉冲拉伸器), engineers can ensure that the pulse width meets the required specifications for reliable data transmission. The functionality of a pulse stretcher can significantly enhance the performance of systems that rely on precise timing, such as radar and telecommunications. The basic operation of a pulse stretcher involves taking a short input pulse and producing a longer output pulse. This transformation can be achieved through various methods, including RC (resistor-capacitor) networks, which create a time delay, or more sophisticated electronic components like flip-flops and monostable multivibrators. The choice of method depends on the specific requirements of the application, such as the desired output pulse width and the acceptable levels of distortion. One of the significant advantages of using a pulse stretcher is its ability to improve signal integrity. In high-speed digital circuits, short pulses can easily be distorted by noise or other interference, leading to errors in signal interpretation. By stretching the pulse, the system can better differentiate between the intended signal and any noise, thus enhancing overall reliability. Moreover, this capability is vital in applications such as automotive safety systems, where precise timing can be the difference between success and failure. Furthermore, a pulse stretcher can also be used in conjunction with other devices to create complex signal processing systems. For example, in a radar system, a stretched pulse can help in better target detection and tracking by providing a clearer signal over a longer duration. This synergy between different components illustrates how critical a pulse stretcher can be in modern electronics. In addition to its practical applications, understanding the concept of a pulse stretcher is essential for anyone studying electronics or engineering. It serves as a fundamental building block for more advanced topics in signal processing and communications. As technology continues to evolve, the role of such devices will likely become even more prominent, especially with the increasing demand for faster and more efficient data transmission methods. In conclusion, the pulse stretcher (脉冲拉伸器) is a vital component in the field of electronics, providing essential functionality for various applications. Its ability to elongate pulse signals not only improves signal integrity but also enhances the performance of systems that require precise timing. As we advance into a future that relies heavily on digital communication and high-speed processing, the significance of understanding and utilizing devices like the pulse stretcher cannot be overstated. By mastering this concept, engineers and technicians can contribute to the development of more reliable and efficient electronic systems.