signal power

简明释义

信号功率

英英释义

例句

1.During the test, we found that the signal power was too low for reliable communication.

在测试过程中，我们发现信号功率过低，无法可靠通信。

2.A higher signal power can improve the quality of the audio in a wireless speaker.

更高的信号功率可以改善无线扬声器的音频质量。

3.The technician measured the signal power to ensure optimal performance of the network.

技术员测量了信号功率以确保网络的最佳性能。

4.Adjusting the signal power can help reduce interference from other devices.

调整信号功率可以帮助减少其他设备的干扰。

5.The signal power of the Wi-Fi router affects the range of the wireless network.

Wi-Fi路由器的信号功率影响无线网络的范围。

作文

In the realm of telecommunications and signal processing, the term signal power refers to the average power of a signal transmitted over a communication channel. It is a crucial parameter that determines how well a signal can be detected and interpreted by receiving devices. Understanding signal power is essential for engineers and technicians who design and maintain communication systems, as it directly impacts the quality and reliability of data transmission.The concept of signal power can be better understood when we consider the relationship between signal strength and noise. In any communication system, signals are often accompanied by noise, which can distort or interfere with the intended message. The ability to distinguish a signal from the noise depends on the ratio of signal power to noise power, commonly referred to as the Signal-to-Noise Ratio (SNR). A higher signal power relative to the noise means a clearer and more reliable communication.For instance, in wireless communications, such as mobile phones or Wi-Fi networks, the distance between the transmitter and receiver plays a significant role in determining signal power. As the distance increases, the signal power typically decreases due to factors like free-space loss and environmental obstructions. Therefore, engineers must carefully calculate the required signal power to ensure that the signal remains strong enough to be received clearly at the desired range.Moreover, the modulation technique used in transmitting signals can also affect signal power. Different modulation schemes have different efficiencies in terms of power usage. For example, some modern digital modulation techniques allow for higher data rates at lower signal power, making them suitable for environments where power conservation is critical.In addition to telecommunications, signal power has applications in various fields such as audio engineering, broadcasting, and even medical imaging. In these fields, the measurement and control of signal power are vital for ensuring optimal performance and achieving desired outcomes. For example, in audio systems, maintaining appropriate signal power levels can prevent distortion and ensure high-quality sound reproduction.As technology continues to advance, the need for efficient management of signal power becomes increasingly important. With the rise of the Internet of Things (IoT) and smart devices, there is a growing demand for low-power communication solutions that can transmit data effectively without draining battery life. This has led to the development of innovative technologies that optimize signal power usage while maintaining robust communication links.In conclusion, signal power is a fundamental concept in the field of communication that influences the effectiveness of signal transmission. By understanding and managing signal power, engineers can enhance the performance of communication systems, improve user experiences, and pave the way for future technological advancements. As we continue to rely on interconnected devices and real-time communication, mastering the principles of signal power will be essential for anyone involved in the technology sector.

在电信和信号处理领域，术语信号功率指的是通过通信通道传输的信号的平均功率。这是一个关键参数，决定了信号被接收设备检测和解释的效果。理解信号功率对设计和维护通信系统的工程师和技术人员至关重要，因为它直接影响数据传输的质量和可靠性。当我们考虑信号强度与噪声之间的关系时，可以更好地理解信号功率的概念。在任何通信系统中，信号通常伴随着噪声，这可能会扭曲或干扰预期的信息。区分信号与噪声的能力取决于信号功率与噪声功率的比率，通常称为信噪比（SNR）。相对于噪声而言，信号功率越高，通信就越清晰可靠。例如，在无线通信中，如手机或Wi-Fi网络，发射器与接收器之间的距离在确定信号功率方面起着重要作用。随着距离的增加，信号功率通常会由于自由空间损失和环境阻碍而减少。因此，工程师必须仔细计算所需的信号功率，以确保信号在所需范围内保持足够强大，以便清晰接收。此外，传输信号所使用的调制技术也会影响信号功率。不同的调制方案在功率使用效率上有所不同。例如，一些现代数字调制技术允许在较低的信号功率下实现更高的数据传输速率，使其适用于对节能要求严格的环境。除了电信之外，信号功率在音频工程、广播甚至医学成像等多个领域都有应用。在这些领域，测量和控制信号功率对于确保最佳性能和实现预期结果至关重要。例如，在音频系统中，保持适当的信号功率水平可以防止失真，确保高质量的声音再现。随着技术的不断进步，对信号功率的有效管理变得越来越重要。随着物联网（IoT）和智能设备的兴起，对能够有效传输数据而不消耗电池寿命的低功耗通信解决方案的需求日益增长。这导致开发出优化信号功率使用的创新技术，同时保持强大的通信链路。总之，信号功率是通信领域的一个基本概念，影响信号传输的有效性。通过理解和管理信号功率，工程师可以提高通信系统的性能，改善用户体验，并为未来的技术进步铺平道路。随着我们继续依赖互联设备和实时通信，掌握信号功率的原理将对任何参与技术行业的人都至关重要。