crystal oscillator

简明释义

晶体振荡器

英英释义

例句

1.In radio transmitters, a crystal oscillator ensures the signal remains within the desired frequency range.

在无线电发射器中，晶体振荡器确保信号保持在所需的频率范围内。

2.The crystal oscillator in your smartphone helps synchronize data transmission.

智能手机中的晶体振荡器帮助同步数据传输。

3.Engineers often choose a crystal oscillator for its low phase noise characteristics.

工程师们常常选择晶体振荡器，因为它具有低相位噪声特性。

4.The frequency stability of the crystal oscillator is crucial for accurate timekeeping in watches.

频率稳定性对手表中准确计时的晶体振荡器至关重要。

5.Most modern computers use a crystal oscillator to maintain system clock accuracy.

大多数现代计算机使用晶体振荡器来保持系统时钟的准确性。

作文

In the world of electronics, timing and frequency control are essential for the proper functioning of devices. One of the most important components that achieve this is the crystal oscillator. A crystal oscillator is an electronic circuit that uses the mechanical resonance of a vibrating crystal to create an electrical signal with a precise frequency. Typically made from quartz, these oscillators are widely used in various applications, including clocks, radios, and computers.The operation of a crystal oscillator is based on the piezoelectric effect, which occurs when certain materials generate an electric charge in response to applied mechanical stress. When a quartz crystal is cut and shaped into a specific form, it can vibrate at a particular frequency when an electric field is applied. This vibration generates a stable and accurate frequency output, making it ideal for timekeeping and frequency control.One of the key advantages of using a crystal oscillator is its stability. Unlike other types of oscillators, which may drift in frequency due to changes in temperature or voltage, a crystal oscillator maintains its frequency with remarkable precision. This stability is crucial in applications such as telecommunications, where accurate frequency control is necessary for effective signal transmission.Moreover, crystal oscillators are relatively small and inexpensive, making them suitable for a wide range of consumer electronics. For instance, in mobile phones, crystal oscillators help synchronize the device's operations, ensuring that calls, texts, and data transmissions occur seamlessly. Similarly, in computers, they play a critical role in maintaining the timing of the processor and other components, allowing for efficient data processing and communication.The development of crystal oscillators has evolved over the years, leading to various types such as temperature-compensated and voltage-controlled oscillators. These advancements enhance the performance of crystal oscillators in different environments and applications. For example, temperature-compensated crystal oscillators are designed to minimize frequency variations caused by temperature fluctuations, making them ideal for outdoor or industrial applications.In conclusion, the crystal oscillator is a vital component in modern electronics, providing accurate and stable frequency outputs that are essential for the functioning of many devices. Its unique properties, based on the piezoelectric effect, allow it to maintain precision in various applications, from consumer electronics to complex telecommunications systems. As technology continues to advance, the role of crystal oscillators will remain significant, ensuring that our devices operate efficiently and reliably.

在电子世界中，定时和频率控制对于设备的正常运行至关重要。实现这一目标的最重要组件之一是晶体振荡器。晶体振荡器是一种电子电路，利用振动晶体的机械共振来产生具有精确频率的电信号。通常由石英制成，这些振荡器被广泛应用于各种应用，包括时钟、收音机和计算机。晶体振荡器的工作原理基于压电效应，即当某些材料在施加机械压力时会产生电荷。当石英晶体被切割并塑造成特定形状时，当施加电场时，它可以以特定频率振动。这种振动产生稳定且准确的频率输出，使其非常适合用于计时和频率控制。使用晶体振荡器的主要优点之一是其稳定性。与其他类型的振荡器相比，由于温度或电压变化而导致的频率漂移，晶体振荡器能够以惊人的精度保持其频率。这种稳定性在电信等应用中至关重要，因为准确的频率控制对于有效的信号传输是必要的。此外，晶体振荡器相对较小且价格便宜，使其适合广泛的消费电子产品。例如，在移动电话中，晶体振荡器帮助同步设备的操作，确保通话、短信和数据传输无缝进行。同样，在计算机中，它们在保持处理器和其他组件的定时方面发挥着关键作用，从而实现高效的数据处理和通信。随着晶体振荡器的发展，近年来出现了多种类型，如温度补偿和电压控制振荡器。这些进步提高了晶体振荡器在不同环境和应用中的性能。例如，温度补偿晶体振荡器旨在最小化因温度波动引起的频率变化，使其非常适合户外或工业应用。总之，晶体振荡器是现代电子设备中的重要组成部分，提供准确且稳定的频率输出，这对于许多设备的正常运行至关重要。其独特的性质基于压电效应，使其在各种应用中保持精度，从消费电子产品到复杂的电信系统。随着技术的不断进步，晶体振荡器的角色将继续保持重要性，确保我们的设备高效且可靠地运行。