delayed automatic gain control

简明释义

延迟自动增益控制

英英释义

例句

1.The smartphone's camera employs delayed automatic gain control to enhance low-light photography.

智能手机的相机采用延迟自动增益控制来增强低光照摄影效果。

2.The audio engineer implemented delayed automatic gain control to prevent sudden volume spikes during the live concert.

音频工程师实施了延迟自动增益控制以防止现场音乐会期间突然的音量激增。

3.Using delayed automatic gain control, the recording can adapt to changes in the singer's volume seamlessly.

使用延迟自动增益控制，录音可以无缝适应歌手音量的变化。

4.In video conferencing software, delayed automatic gain control helps maintain consistent audio levels despite varying background noise.

在视频会议软件中，延迟自动增益控制有助于保持一致的音频水平，即使背景噪音有所变化。

5.The new radio transmitter features delayed automatic gain control to improve sound quality in fluctuating signal conditions.

新的广播发射器具有延迟自动增益控制功能，以改善信号条件波动时的音质。

作文

In the realm of audio processing and telecommunications, the term delayed automatic gain control refers to a sophisticated technique used to manage the amplitude of audio signals. This method is particularly important in environments where sound levels can fluctuate significantly, ensuring that the output remains within an optimal range for clarity and consistency. The concept behind delayed automatic gain control involves monitoring the incoming audio signal and adjusting its gain based on predefined criteria, but with a slight delay to prevent abrupt changes that could lead to distortion or an unnatural listening experience.The primary function of delayed automatic gain control is to enhance the quality of audio transmission by mitigating the effects of sudden volume changes. For instance, in a live concert setting, the sound engineer may encounter various challenges such as sudden loud sounds from instruments or unexpected audience noise. By employing delayed automatic gain control, the system can smoothly adjust the gain without introducing noticeable delays or artifacts, thus preserving the integrity of the performance.Moreover, delayed automatic gain control is essential in broadcasting scenarios where audio signals are transmitted over long distances. In these cases, the signal can be subject to interference and degradation. The delayed aspect of this control mechanism allows for a more gradual response to fluctuations in signal strength, which helps maintain a consistent audio level throughout the broadcast.The implementation of delayed automatic gain control involves several technical considerations. Engineers must carefully select the delay time to balance responsiveness and stability. A shorter delay may react too quickly to changes, causing the audio to sound choppy, while a longer delay might result in sluggish adjustments that fail to keep up with rapid fluctuations. Therefore, finding the right balance is crucial for achieving high-quality audio output.Additionally, delayed automatic gain control can be found in various applications beyond music and broadcasting. For example, in telecommunication systems, it plays a vital role in voice transmission, ensuring that the speaker's voice is heard clearly regardless of variations in distance from the microphone or changes in background noise. This capability is particularly beneficial in mobile communications, where users may move in and out of optimal signal areas.Furthermore, the advancements in digital signal processing have significantly improved the efficiency and effectiveness of delayed automatic gain control. Modern algorithms can analyze audio signals in real-time, allowing for more precise adjustments and enhancements. As technology continues to evolve, we can expect to see even more sophisticated implementations of delayed automatic gain control, further enhancing our audio experiences.In conclusion, delayed automatic gain control is a critical component in the field of audio processing, providing a solution to the challenges posed by fluctuating sound levels. Its ability to maintain clarity and consistency in audio signals makes it indispensable in various applications, from live performances to telecommunications. As we continue to explore new technologies and methodologies in audio engineering, the importance of delayed automatic gain control will only grow, paving the way for richer and more immersive auditory experiences for audiences worldwide.

在音频处理和电信领域，术语延迟自动增益控制指的是一种用于管理音频信号幅度的复杂技术。这种方法在声音水平可能显著波动的环境中尤为重要，确保输出保持在最佳范围内，以实现清晰度和一致性。延迟自动增益控制的概念涉及监测输入音频信号，并根据预定义标准调整其增益，但存在轻微的延迟，以防止可能导致失真或不自然听觉体验的突然变化。延迟自动增益控制的主要功能是通过减轻突然音量变化的影响来增强音频传输的质量。例如，在现场音乐会环境中，音响工程师可能会遇到各种挑战，例如乐器发出的突然响声或意外的观众噪音。通过采用延迟自动增益控制，系统可以平滑地调整增益，而不会引入明显的延迟或伪影，从而保持演出的完整性。此外，在音频信号通过长距离传输的广播场景中，延迟自动增益控制也至关重要。在这些情况下，信号可能会受到干扰和退化。该控制机制的延迟特性允许对信号强度波动做出更渐进的响应，有助于在整个广播过程中保持一致的音频水平。实施延迟自动增益控制涉及多个技术考虑因素。工程师必须仔细选择延迟时间，以平衡响应性和稳定性。较短的延迟可能对变化反应过快，导致音频听起来不连贯，而较长的延迟则可能导致调整迟缓，无法跟上快速波动。因此，找到合适的平衡对于实现高质量音频输出至关重要。此外，延迟自动增益控制不仅在音乐和广播中发挥作用，还可以在各种应用中找到。例如，在电信系统中，它在语音传输中发挥着至关重要的作用，确保说话者的声音无论在离麦克风的距离或背景噪声变化时都能清晰可闻。这种能力在移动通信中尤为有利，因为用户可能会在最佳信号区域内外移动。此外，数字信号处理的进步显著提高了延迟自动增益控制的效率和有效性。现代算法可以实时分析音频信号，从而允许更精确的调整和增强。随着技术的不断发展，我们可以期待看到延迟自动增益控制的更复杂的实现，进一步提升我们的音频体验。总之，延迟自动增益控制是音频处理领域中的关键组成部分，为应对音量波动带来的挑战提供了解决方案。它在保持音频信号清晰度和一致性方面的能力使其在各种应用中不可或缺，从现场表演到电信。随着我们继续探索音频工程的新技术和方法，延迟自动增益控制的重要性只会增加，为全球观众铺平更加丰富和沉浸的听觉体验的道路。