suppressed carrier transmitter

简明释义

载波抑制式发射机

英英释义

例句

1.In our lab, we tested the efficiency of a suppressed carrier transmitter for long-range communication.

在我们的实验室里，我们测试了一种抑制载波发射机在长距离通信中的效率。

2.Using a suppressed carrier transmitter, the team was able to transmit data more securely.

使用抑制载波发射机，团队能够更安全地传输数据。

3.The design of the suppressed carrier transmitter allows for better bandwidth utilization.

该抑制载波发射机的设计允许更好的带宽利用。

4.The new radio system uses a suppressed carrier transmitter to enhance signal clarity.

新无线电系统使用抑制载波发射机来增强信号清晰度。

5.The suppressed carrier transmitter minimizes interference from other signals.

该抑制载波发射机最小化了来自其他信号的干扰。

作文

In the world of telecommunications, various techniques are employed to enhance the efficiency and clarity of transmitted signals. One such technique is the use of a suppressed carrier transmitter, which plays a crucial role in modern communication systems. This method involves the intentional suppression of the carrier wave while still allowing the modulated signal to be transmitted effectively. The suppressed carrier transmitter is particularly advantageous in scenarios where bandwidth conservation is essential, as it minimizes the amount of unused frequency spectrum. To understand the significance of a suppressed carrier transmitter, we must first consider the basic principles of amplitude modulation (AM). In traditional AM transmission, a carrier wave is modulated by the audio or data signal, resulting in a waveform that contains both the carrier and the sidebands. However, much of the power in this transmission is concentrated in the carrier wave itself, which does not carry any information. By employing a suppressed carrier transmitter, engineers can reduce the power allocated to the carrier, thereby allowing more of the signal's energy to be dedicated to the actual information being transmitted.The benefits of using a suppressed carrier transmitter extend beyond mere bandwidth efficiency. This method also improves the overall signal-to-noise ratio (SNR), which is a critical factor in ensuring clear communication. When the carrier is suppressed, the noise level relative to the signal is reduced, making it easier for receivers to distinguish the desired information from background interference. As a result, the quality of the received signal is significantly enhanced, leading to improved clarity and reliability in communication.Moreover, the suppressed carrier transmitter is commonly used in digital communication systems, including satellite communications and data broadcasting. In these applications, the efficient use of bandwidth is paramount, as multiple signals often share the same frequency bands. By utilizing a suppressed carrier transmitter, operators can maximize the number of simultaneous transmissions without causing interference, thus improving the overall capacity of the communication system.Despite its advantages, the implementation of a suppressed carrier transmitter does come with certain challenges. For example, the design and tuning of the transmitter require a high level of precision to ensure that the carrier is adequately suppressed while maintaining the integrity of the modulated signal. Additionally, specialized receivers are often needed to decode the transmitted information accurately, as they must be capable of detecting the nuances of the signal without the presence of a carrier wave. In conclusion, the suppressed carrier transmitter represents a significant advancement in the field of telecommunications. By suppressing the carrier wave, this technology allows for more efficient use of bandwidth, improved signal quality, and enhanced communication capabilities. As the demand for faster and more reliable communication continues to grow, the importance of understanding and implementing techniques like the suppressed carrier transmitter will only increase, paving the way for future innovations in the industry.

在电信的世界中，各种技术被用于提高传输信号的效率和清晰度。其中一种技术是使用抑制载波发射机，它在现代通信系统中发挥着至关重要的作用。这种方法涉及故意抑制载波波形，同时仍然有效地传输调制信号。抑制载波发射机在带宽节省至关重要的场景中特别有利，因为它最小化了未使用频谱的数量。要理解抑制载波发射机的重要性，我们必须首先考虑幅度调制（AM）的基本原理。在传统的AM传输中，载波波形被音频或数据信号调制，产生包含载波和边带的波形。然而，在这种传输中，载波本身集中大量的功率，而这些功率并不携带任何信息。通过采用抑制载波发射机，工程师能够减少分配给载波的功率，从而使更多的信号能量专用于实际传输的信息。使用抑制载波发射机的好处不仅限于带宽效率。这种方法还改善了整体信噪比（SNR），这是确保清晰通信的关键因素。当载波被抑制时，相对于信号的噪声水平降低，使接收器更容易从背景干扰中区分出所需的信息。因此，接收到的信号质量显著提高，导致通信的清晰度和可靠性得到改善。此外，抑制载波发射机通常用于数字通信系统，包括卫星通信和数据广播。在这些应用中，带宽的有效利用至关重要，因为多个信号通常共享相同的频率带。通过利用抑制载波发射机，运营商可以最大化同时传输的数量而不会造成干扰，从而提高通信系统的整体容量。尽管具有优势，但实施抑制载波发射机确实面临某些挑战。例如，发射机的设计和调谐需要高度精确，以确保载波得到充分抑制，同时保持调制信号的完整性。此外，通常需要专用接收器来准确解码传输的信息，因为它们必须能够在没有载波波形存在的情况下检测信号的细微变化。总之，抑制载波发射机代表了电信领域的一项重大进步。通过抑制载波波形，这项技术允许更有效地使用带宽、改善信号质量和增强通信能力。随着对更快和更可靠通信的需求不断增长，理解和实施如抑制载波发射机这样的技术的重要性只会增加，为行业未来的创新铺平道路。