frequency synthesis

简明释义

频率合成

英英释义

例句

1.The engineer explained how frequency synthesis 频率合成 is used to generate precise signals in communication systems.

工程师解释了如何使用频率合成来在通信系统中生成精确的信号。

2.In modern radio transmitters, frequency synthesis 频率合成 allows for the generation of multiple frequencies from a single reference oscillator.

在现代无线电发射器中，频率合成使得从单一参考振荡器生成多个频率成为可能。

3.The development of frequency synthesis 频率合成 technology has greatly improved the capabilities of mobile communication devices.

频率合成技术的发展极大地提高了移动通信设备的能力。

4.Using frequency synthesis 频率合成, we can create a stable frequency output that is essential for accurate measurements.

通过使用频率合成，我们可以创建一个稳定的频率输出，这对于准确测量是必不可少的。

5.The concept of frequency synthesis 频率合成 is crucial in designing high-performance radar systems.

在设计高性能雷达系统时，频率合成的概念至关重要。

作文

In the world of electronics and communication, the concept of frequency synthesis plays a crucial role in generating precise frequencies needed for various applications. Frequency synthesis refers to the process of creating a range of frequencies from a single reference frequency. This technique is essential in modern technology, especially in radio communications, signal processing, and instrumentation. By using frequency synthesis, engineers can produce stable and accurate signals that are fundamental for transmitting and receiving information effectively.One of the most common applications of frequency synthesis is in the design of oscillators, which are devices that generate periodic signals. These oscillators are used in everything from clocks to radios. The ability to synthesize different frequencies allows for greater flexibility and functionality in these devices. For instance, in a radio transmitter, the ability to generate specific frequencies enables the transmission of signals over long distances without significant loss of quality.The process of frequency synthesis typically involves two main techniques: direct synthesis and indirect synthesis. Direct synthesis generates the desired frequency directly from a stable reference frequency using various methods such as phase-locked loops (PLLs). Indirect synthesis, on the other hand, may involve mixing several frequencies together to create new frequencies through processes like frequency multiplication or division. Both methods have their advantages and disadvantages, depending on the application requirements.Moreover, frequency synthesis is not only limited to electronic circuits. It also has applications in optical systems, where it is used to generate laser frequencies. In telecommunications, frequency synthesis enables the creation of frequency-hopping spread spectrum signals, which enhance security and reduce interference in wireless communication.The importance of frequency synthesis cannot be overstated. It allows for the miniaturization of devices, making them more efficient and cost-effective. As technology continues to advance, the demand for higher precision and stability in frequency generation will only increase. This makes the study and implementation of frequency synthesis an essential area of research and development in engineering fields.In conclusion, frequency synthesis is a vital process in the realm of electronics and communication. It provides a means to generate a wide range of frequencies from a single reference point, enabling the development of advanced technologies that improve our daily lives. Understanding the principles and applications of frequency synthesis is crucial for anyone interested in pursuing a career in electronics, telecommunications, or related fields. As we continue to explore new frontiers in technology, the role of frequency synthesis will undoubtedly remain significant, paving the way for innovations that enhance connectivity and communication worldwide.

频率合成在电子和通信领域中扮演着至关重要的角色，它用于生成各种应用所需的精确频率。频率合成是指从单一参考频率创建一系列频率的过程。这种技术在现代技术中至关重要，特别是在无线电通信、信号处理和仪器仪表等方面。通过使用频率合成，工程师可以生成稳定且准确的信号，这对于有效传输和接收信息至关重要。频率合成最常见的应用之一是振荡器的设计，振荡器是一种产生周期性信号的设备。这些振荡器在从时钟到收音机的各种设备中都被使用。合成不同频率的能力使这些设备具有更大的灵活性和功能性。例如，在无线电发射器中，生成特定频率的能力使信号能够在较长距离内传输，而不会显著损失质量。频率合成的过程通常涉及两种主要技术：直接合成和间接合成。直接合成使用相位锁定环（PLL）等多种方法直接从稳定的参考频率生成所需频率。而间接合成则可能涉及将多个频率混合在一起，通过频率倍增或除法等过程创建新频率。根据应用要求，这两种方法各有优缺点。此外，频率合成不仅限于电子电路。它在光学系统中也有应用，用于生成激光频率。在电信领域，频率合成使得创建频率跳跃扩频信号成为可能，这增强了安全性并减少了无线通信中的干扰。频率合成的重要性不可低估。它允许设备的小型化，使其更高效且具有成本效益。随着技术的不断进步，对频率生成的更高精度和稳定性的需求只会增加。这使得对频率合成的研究和实施成为工程领域一个重要的研究和开发方向。总之，频率合成是电子和通信领域中一个重要的过程。它提供了一种从单一参考点生成广泛频率的方法，使得先进技术的发展得以改善我们的日常生活。理解频率合成的原理和应用对于任何有意从事电子、电信或相关领域职业的人来说都是至关重要的。随着我们继续探索技术的新前沿，频率合成的作用无疑将保持重要性，为增强全球的连接和通信铺平道路。