pulse width coded

简明释义

脉宽编码

英英释义

例句

1.In this project, we will implement a pulse width coded system for motor speed control.

在这个项目中，我们将实现一个用于电机速度控制的脉宽调制系统。

2.The LED dimming circuit operates on pulse width coded signals for smooth brightness adjustment.

LED调光电路基于脉宽调制信号进行平滑亮度调整。

3.The remote control uses a pulse width coded signal to communicate with the television.

遥控器使用脉宽调制信号与电视机进行通信。

4.The audio system uses pulse width coded signals to enhance sound quality.

音频系统使用脉宽调制信号来提高音质。

5.With pulse width coded data, we can achieve precise control over the servo motors.

通过脉宽调制数据，我们可以精确控制伺服电机。

作文

In the realm of digital communication and signal processing, various techniques are employed to convey information efficiently and accurately. One such technique is known as pulse width coded, which plays a crucial role in encoding data for transmission. This method involves varying the width of pulses in a signal to represent different values or information. The concept of pulse width coded signals can be likened to how we might use different lengths of words or sentences to convey varying degrees of importance or urgency in spoken language.To understand the significance of pulse width coded signals, it is essential to delve into the fundamentals of pulse modulation. In traditional pulse modulation, a signal is represented by a series of pulses that can either be present or absent. However, with pulse width coded modulation, the duration of each pulse becomes variable, allowing for a more nuanced representation of information. For instance, a longer pulse may signify a higher value, while a shorter pulse could indicate a lower one. This technique allows for a more efficient use of bandwidth, as it can encode more information within the same transmission medium.The applications of pulse width coded technology are vast and varied. In telecommunications, for instance, it is utilized in the encoding of voice signals for transmission over long distances. By employing this method, voice data can be compressed and sent more efficiently, reducing the amount of bandwidth required. Additionally, pulse width coded signals are commonly used in digital audio systems, where they help in the accurate reproduction of sound by ensuring that the audio signals maintain their integrity during transmission.Moreover, pulse width coded techniques are not limited to audio and telecommunications; they also find applications in areas such as radar and control systems. In radar technology, for example, the width of the transmitted pulse can influence the resolution of the detected objects. A narrower pulse can provide better resolution, allowing for more precise measurements of distance and speed. This capability is critical in various fields, including aviation and maritime navigation, where accuracy is paramount.Despite its advantages, pulse width coded modulation is not without its challenges. One significant issue is the potential for distortion during transmission, especially in environments with high levels of noise. If the signal is affected by interference, the receiver may misinterpret the width of the pulses, leading to errors in data interpretation. To mitigate these challenges, engineers often implement error correction techniques and filtering methods to ensure that the integrity of the pulse width coded signals is maintained throughout the transmission process.In conclusion, the concept of pulse width coded modulation represents a sophisticated and efficient approach to data encoding in modern communication systems. By varying the width of pulses, this technique enables a more effective use of bandwidth and enhances the quality of transmitted signals. Its applications span across various industries, from telecommunications to radar technology, highlighting its versatility and importance. As technology continues to evolve, the relevance of pulse width coded methods will likely grow, paving the way for even more advanced communication solutions in the future.

在数字通信和信号处理领域，为了有效且准确地传达信息，采用了各种技术。其中一种技术被称为脉宽编码，在数据传输中发挥着关键作用。这种方法涉及到在信号中改变脉冲的宽度，以表示不同的值或信息。脉宽编码信号的概念可以类比于我们在口语中使用不同长度的词语或句子来传达重要性或紧迫性的不同程度。要理解脉宽编码信号的重要性，首先需要深入了解脉冲调制的基本原理。在传统的脉冲调制中，信号由一系列脉冲表示，这些脉冲可以存在或缺失。然而，通过脉宽编码调制，每个脉冲的持续时间变得可变，从而允许对信息进行更细致的表示。例如，较长的脉冲可能表示较高的值，而较短的脉冲则可能表示较低的值。这种技术允许在同一传输介质中更有效地利用带宽，因为它可以在相同的空间内编码更多的信息。脉宽编码技术的应用广泛且多样化。例如，在电信领域，它用于语音信号的编码，以便在长距离上传输。通过采用这种方法，语音数据可以被压缩并更有效地发送，从而减少所需的带宽。此外，脉宽编码信号通常用于数字音频系统中，帮助确保音频信号在传输过程中保持完整性。此外，脉宽编码技术不仅限于音频和电信；它还在雷达和控制系统等领域找到应用。例如，在雷达技术中，发射脉冲的宽度可以影响被检测物体的分辨率。较窄的脉冲可以提供更好的分辨率，从而允许更精确的距离和速度测量。这一能力在航空和海洋导航等多个领域至关重要，准确性至关重要。尽管有其优势，脉宽编码调制也并非没有挑战。一个重要的问题是，在高噪声环境中传输时可能会出现失真。如果信号受到干扰，接收器可能会误解脉冲的宽度，从而导致数据解释错误。为了减轻这些挑战，工程师通常会实施错误纠正技术和滤波方法，以确保在整个传输过程中保持脉宽编码信号的完整性。总之，脉宽编码调制的概念代表了一种现代通信系统中复杂且高效的数据编码方法。通过改变脉冲的宽度，这种技术能够更有效地利用带宽，并提高传输信号的质量。它的应用遍及各个行业，从电信到雷达技术，突显了其多功能性和重要性。随着技术的不断发展，脉宽编码方法的相关性可能会不断增长，为未来提供更先进的通信解决方案。