amplitude modulation single sideband

简明释义

单边带调幅系统

英英释义

例句

1.During the emergency drill, we relied on amplitude modulation single sideband 幅度调制单边带 for reliable communication.

在应急演习期间，我们依靠幅度调制单边带 amplitude modulation single sideband 进行可靠的通信。

2.The new transceiver supports amplitude modulation single sideband 幅度调制单边带 for better signal transmission.

新的收发器支持幅度调制单边带 amplitude modulation single sideband 以实现更好的信号传输。

3.The radio technician explained how amplitude modulation single sideband 幅度调制单边带 can reduce bandwidth usage.

无线电技术员解释了如何使用幅度调制单边带 amplitude modulation single sideband 来减少带宽使用。

4.In aviation, amplitude modulation single sideband 幅度调制单边带 is used for communication between pilots and air traffic control.

在航空领域，幅度调制单边带 amplitude modulation single sideband 被用于飞行员与空中交通管制之间的通信。

5.Many amateur radio operators prefer amplitude modulation single sideband 幅度调制单边带 for its clarity over long distances.

许多业余无线电爱好者更喜欢幅度调制单边带 amplitude modulation single sideband，因为它在长距离传输中的清晰度。

作文

In the world of communication technology, various methods are employed to transmit information effectively. One such method is known as amplitude modulation single sideband, which is a sophisticated technique used primarily in radio broadcasting and telecommunications. Understanding this concept requires a dive into its components and how they function together to enhance signal transmission.To begin with, let’s break down the term itself. Amplitude modulation (AM) is a technique where the amplitude of a carrier wave is varied in proportion to the message signal being sent. This means that the strength of the transmitted signal changes according to the information being conveyed. However, traditional amplitude modulation has some limitations, particularly in terms of bandwidth and efficiency.This is where amplitude modulation single sideband comes into play. It is an advanced form of AM that eliminates one sideband and reduces the power of the carrier wave, thus allowing for more efficient use of bandwidth. In standard AM transmission, both upper and lower sidebands are transmitted along with the carrier wave. However, with single sideband modulation (SSB), only one of these sidebands is transmitted, which significantly reduces the required bandwidth and increases the power efficiency of the transmission.The advantages of using amplitude modulation single sideband are numerous. For instance, because it uses less bandwidth, more channels can be accommodated within the same frequency range, making it ideal for crowded frequency bands. Additionally, since the carrier wave is suppressed, the overall power consumption is lower, which is particularly beneficial for mobile and portable communication devices.Another key aspect of amplitude modulation single sideband is its ability to provide clearer audio quality over long distances. Traditional AM signals can suffer from interference and fading, especially when traveling over vast geographical areas. In contrast, SSB signals maintain their integrity better, resulting in clearer communication. This is particularly important in aviation and maritime communications, where reliable communication is critical for safety.Moreover, amplitude modulation single sideband is widely used in amateur radio and professional broadcasting. Enthusiasts and professionals alike appreciate its efficiency and clarity, which allows for extended communication ranges without the need for excessive power output.In conclusion, amplitude modulation single sideband represents a significant advancement in the field of communication technology. By optimizing bandwidth usage and enhancing signal clarity, it has become a preferred choice for many applications. As technology continues to evolve, understanding and utilizing such techniques will be vital for effective communication in an increasingly connected world.

在通信技术的世界中，采用各种方法有效地传输信息。其中一种方法被称为幅度调制单边带，这是一种主要用于广播和电信的复杂技术。理解这个概念需要深入了解其组成部分以及它们如何共同作用以增强信号传输。首先，让我们分解一下这个术语。幅度调制（AM）是一种技术，其中载波波的幅度根据所发送的信息信号进行变化。这意味着所传输信号的强度根据所传达的信息而变化。然而，传统的幅度调制存在一些局限性，特别是在带宽和效率方面。这就是幅度调制单边带发挥作用的地方。它是一种先进的AM形式，消除了一个边带并降低了载波波的功率，从而允许更有效地使用带宽。在标准的AM传输中，上下两个边带以及载波波都被传输。然而，在单边带调制（SSB）中，仅传输其中一个边带，这显著减少了所需的带宽，并提高了传输的功率效率。使用幅度调制单边带的优点是很多的。例如，由于它使用较少的带宽，因此可以在相同的频率范围内容纳更多的频道，非常适合频率拥挤的频段。此外，由于载波波被抑制，整体功耗降低，这对移动和便携式通信设备尤其有利。幅度调制单边带的另一个关键方面是它能够在长距离上提供更清晰的音频质量。传统的AM信号在广袤的地理区域传播时可能会受到干扰和衰减。相比之下，SSB信号更好地保持其完整性，从而实现更清晰的通信。这在航空和海事通信中尤为重要，因为可靠的通信对于安全至关重要。此外，幅度调制单边带广泛应用于业余无线电和专业广播。爱好者和专业人士都欣赏其效率和清晰度，使得在不需要过多功率输出的情况下实现更长的通信范围。总之，幅度调制单边带代表了通信技术领域的重大进步。通过优化带宽使用和增强信号清晰度，它已成为许多应用的首选。随着技术的不断发展，理解和利用这样的技术将对在日益互联的世界中实现有效沟通至关重要。