receiving oscillator

简明释义

接收振荡器

英英释义

例句

1.Adjusting the frequency of the receiving oscillator can help improve signal clarity.

调整接收振荡器的频率可以帮助提高信号清晰度。

2.Engineers often test the receiving oscillator to ensure it meets the required specifications.

工程师们经常测试接收振荡器以确保其符合所需规格。

3.The performance of the receiving oscillator directly affects the overall efficiency of the communication system.

接收振荡器的性能直接影响通信系统的整体效率。

4.The receiving oscillator is crucial for demodulating signals in radio communication.

在无线通信中，接收振荡器对于解调信号至关重要。

5.In a superheterodyne receiver, the receiving oscillator generates a frequency that mixes with the incoming signal.

在超外差接收机中，接收振荡器生成一个与输入信号混合的频率。

作文

In the world of telecommunications and radio frequency communication, the term receiving oscillator plays a crucial role. A receiving oscillator is a vital component in radio receivers that helps to convert incoming radio signals into a format that can be easily processed and understood. This process is essential for the successful reception of signals, whether they are for music, news, or other forms of communication. Understanding the function and importance of a receiving oscillator can enhance one’s knowledge of how modern communication systems operate.The primary function of a receiving oscillator is to generate a specific frequency that matches the frequency of the incoming signal. By doing so, it allows the receiver to isolate the desired signal from a multitude of other signals present in the environment. This frequency matching is achieved through a process known as mixing, where the incoming signal is combined with the output of the receiving oscillator. The result of this mixing process is a new signal that carries the information from the original transmission while eliminating unwanted frequencies.To elaborate further, a receiving oscillator typically works in conjunction with other components of a radio receiver, such as amplifiers and filters. The oscillator generates a local oscillator signal, which is then mixed with the incoming radio frequency (RF) signal. The frequency difference between these two signals results in what is called an intermediate frequency (IF) signal. This IF signal is much easier to process and can be amplified and filtered to improve sound quality and clarity.Moreover, the stability of the receiving oscillator is paramount. Any fluctuations in its frequency can lead to distortion or loss of the incoming signal. Therefore, modern receivers often employ highly stable oscillators, such as crystal oscillators, to ensure that the frequency remains constant. This stability is particularly important in applications where precision is required, such as in aviation communication or satellite transmissions.In addition to its technical functions, the receiving oscillator also has implications for the design and efficiency of communication devices. Engineers must carefully consider the characteristics of the receiving oscillator when designing radio receivers. Factors such as power consumption, size, and cost all play a significant role in the selection of an appropriate oscillator. Advances in technology have led to the development of more compact and energy-efficient oscillators, allowing for the creation of smaller and more portable communication devices.Furthermore, the concept of a receiving oscillator extends beyond traditional radio communication. In modern wireless technologies, such as Wi-Fi and Bluetooth, similar principles apply. These technologies rely on the ability to receive and process signals effectively, making the role of the receiving oscillator just as relevant in these contexts.In conclusion, the receiving oscillator is an indispensable element in the realm of communication technology. Its ability to generate precise frequencies for signal processing is fundamental to the functioning of radio receivers and other wireless communication devices. As technology continues to evolve, the importance of understanding components like the receiving oscillator will remain critical for engineers and enthusiasts alike. By grasping the significance of this component, one gains a deeper appreciation for the intricate workings of modern communication systems.

在电信和射频通信的世界中，术语接收振荡器起着至关重要的作用。接收振荡器是无线电接收器中的一个重要组成部分，帮助将传入的无线电信号转换为易于处理和理解的格式。这个过程对于成功接收信号至关重要，无论这些信号是用于音乐、新闻还是其他形式的通信。理解接收振荡器的功能和重要性可以增强人们对现代通信系统运作方式的认识。接收振荡器的主要功能是生成与传入信号相匹配的特定频率。通过这样做，它允许接收器从环境中众多信号中隔离出所需信号。这个频率匹配是通过一种称为混合的过程实现的，在这个过程中，传入信号与接收振荡器的输出相结合。这一混合过程的结果是一个新信号，携带着原始传输的信息，同时消除了不必要的频率。进一步阐述，接收振荡器通常与无线电接收器的其他组件协同工作，如放大器和滤波器。振荡器生成一个本地振荡器信号，然后与传入的射频（RF）信号混合。这两个信号之间的频率差异产生了所谓的中频（IF）信号。这个IF信号更容易处理，可以被放大和过滤，以改善音质和清晰度。此外，接收振荡器的稳定性至关重要。其频率的任何波动都可能导致失真或信号丢失。因此，现代接收器通常采用高度稳定的振荡器，如晶体振荡器，以确保频率保持恒定。这种稳定性在需要精确的应用中尤其重要，例如航空通信或卫星传输。除了技术功能外，接收振荡器还对通信设备的设计和效率具有影响。工程师在设计无线电接收器时必须仔细考虑接收振荡器的特性。功耗、尺寸和成本等因素在选择合适的振荡器时都发挥着重要作用。技术的进步导致开发出更紧凑和节能的振荡器，从而使得更小、更便携的通信设备的制造成为可能。此外，接收振荡器的概念超越了传统的无线电通信。在现代无线技术中，如Wi-Fi和蓝牙，类似的原理也适用。这些技术依赖于有效接收和处理信号的能力，使得接收振荡器在这些背景下同样相关。总之，接收振荡器是在通信技术领域中不可或缺的元素。其为信号处理生成精确频率的能力是无线电接收器和其他无线通信设备正常运行的基础。随着技术的不断发展，理解像接收振荡器这样的组件的重要性将继续对工程师和爱好者来说至关重要。通过掌握这一组件的意义，人们对现代通信系统的复杂运作有了更深刻的认识。