signal amplitude

简明释义

信号幅度

英英释义

例句

1.Adjusting the signal amplitude can help reduce interference in communication systems.

调整信号幅度可以帮助减少通信系统中的干扰。

2.The technician adjusted the signal amplitude to ensure a clearer transmission.

技术员调整了信号幅度以确保更清晰的传输。

3.Engineers monitored the signal amplitude during the test to identify any anomalies.

工程师在测试期间监测信号幅度以识别任何异常。

4.A higher signal amplitude can improve the quality of the audio in the recording.

更高的信号幅度可以改善录音中的音频质量。

5.In radar systems, the signal amplitude is crucial for detecting distant objects.

在雷达系统中，信号幅度对检测远处物体至关重要。

作文

In the realm of electronics and telecommunications, the term signal amplitude refers to the strength or intensity of a signal. It is a crucial parameter that determines how well information can be transmitted over various mediums, including air, cable, or fiber optics. Understanding signal amplitude is essential for engineers and technicians who design and maintain communication systems.The concept of signal amplitude can be understood through its relationship with other signal properties such as frequency and phase. Amplitude represents the maximum extent of a vibration or oscillation, measured from the position of equilibrium. In simpler terms, if we visualize a wave, the amplitude would be the height of the wave from its center line. A higher signal amplitude indicates a stronger signal, which generally translates to better clarity and reliability in communication.For instance, when using a mobile phone, the strength of the call quality often depends on the signal amplitude of the radio waves being received. If the signal amplitude is high, the voice will be clear, and there will be fewer interruptions. Conversely, a low signal amplitude can lead to dropped calls and poor audio quality. This principle applies not only to mobile phones but also to Wi-Fi networks, television broadcasts, and satellite communications.Moreover, the significance of signal amplitude extends beyond mere communication quality; it also plays a vital role in the efficiency of data transmission. In digital communications, data is often represented as binary signals (0s and 1s), and the signal amplitude is used to distinguish between these two states. A clear distinction in amplitude helps in accurately interpreting the transmitted data, minimizing errors that could lead to data loss or corruption.In practical applications, measuring and adjusting signal amplitude is a common task. Engineers utilize various tools and techniques to ensure that the amplitude remains within optimal levels. For example, amplifiers are devices specifically designed to increase the signal amplitude of weak signals, thereby enhancing their reach and effectiveness. On the other hand, attenuators may be used to decrease the amplitude of a signal when it is too strong, preventing distortion and maintaining the integrity of the signal.Furthermore, environmental factors can greatly influence signal amplitude. Obstacles such as buildings, trees, and even weather conditions can cause attenuation, reducing the strength of the signal as it travels. Understanding these factors allows engineers to implement solutions like repeaters or boosters to maintain a strong signal amplitude across larger distances.In conclusion, the importance of signal amplitude in communications cannot be overstated. It serves as a fundamental characteristic that affects the quality, reliability, and efficiency of signal transmission. As technology continues to evolve and the demand for faster, clearer communication grows, understanding and managing signal amplitude will remain a critical focus for professionals in the field of electronics and telecommunications. By grasping this concept, one can appreciate the intricate workings of modern communication systems and the engineering efforts that go into making them seamless and effective.

在电子和电信领域，术语信号幅度指的是信号的强度或强烈程度。这是一个关键参数，决定了信息如何通过各种媒介（包括空气、电缆或光纤）进行传输的效果。理解信号幅度对于设计和维护通信系统的工程师和技术人员至关重要。信号幅度的概念可以通过其与其他信号属性（如频率和相位）的关系来理解。幅度表示振动或振荡的最大程度，从平衡位置测量。简单来说，如果我们想象一个波，幅度就是波从中心线的高度。较高的信号幅度表示信号更强，这通常意味着通信的清晰度和可靠性更好。例如，在使用手机时，通话质量的强度往往取决于接收到的无线电波的信号幅度。如果信号幅度很高，声音将会清晰，并且中断会更少。相反，低信号幅度可能导致通话中断和音频质量差。这一原则不仅适用于手机，还适用于Wi-Fi网络、电视广播和卫星通信。此外，信号幅度的重要性不仅仅体现在通信质量上；它在数据传输的效率方面也发挥着重要作用。在数字通信中，数据通常表示为二进制信号（0和1），而信号幅度用于区分这两个状态。清晰的幅度区分有助于准确解读传输的数据，最小化可能导致数据丢失或损坏的错误。在实际应用中，测量和调整信号幅度是一项常见任务。工程师利用各种工具和技术来确保幅度保持在最佳水平。例如，放大器是专门设计用来增加微弱信号的信号幅度的设备，从而增强它们的覆盖范围和有效性。另一方面，当信号过强时，衰减器可用于降低信号的幅度，以防止失真并保持信号的完整性。此外，环境因素也会对信号幅度产生重大影响。建筑物、树木甚至天气条件等障碍物可能导致衰减，减少信号在传播过程中的强度。理解这些因素使工程师能够实施解决方案，如中继器或增益器，以维持较大的距离内的强信号幅度。总之，信号幅度在通信中的重要性不容低估。它作为一个基本特征，影响信号传输的质量、可靠性和效率。随着技术的不断发展和对更快、更清晰通信的需求增长，理解和管理信号幅度将继续成为电子和电信领域专业人士的关键焦点。通过掌握这一概念，人们可以欣赏现代通信系统的复杂运作以及实现无缝和有效通信所需的工程努力。