intermodulation

简明释义

英[ˈɪntəˌmɒdjʊˈleɪʃən]美[ˌɪntəˌmɑːdʒəˈleɪʃən]

n. [电子] 互调，相互调制

英英释义

单词用法

同义词

反义词

例句

1.A modulated high-frequency signal is distorted by the thermal behaviour through complex intermodulation phenomena, although the temperature response of the circuit is slow.

虽然电路对温度响应性很低，调制的高频率信号也会由于热行为产生的复杂的互相调制现象而发生失真。

2.Features: High power gain, low noise figure, very low intermodulation distortion.

特点：高功率增益，低噪声输出，非常低的。

3.With coherent detection, radio frequency (RF) signal can be recovered with simultaneously suppressed second-order distortion and third-order intermodulation.

通过相干检测的方式，可以恢复出不受二阶和三阶干扰的射频信号。

4.It is studied that intermodulation products of transparent transponder satcom system with interference.

研究了有干扰时透明转发器卫星通信系统中的互调分量。

5.The intermodulation distortion and envelope domain characterization technology are very important concepts of LSNA technology.

而互调失真表征技术和包络域表征技术是其中非常重要的概念。

6.There are various types of interference, e. g. spurious emission, blocking, intermodulation and etc.

干扰的种类很多，比如杂散干扰、阻塞干扰、互调干扰等等。

7.The results show that: when two signals are inputted into TWT, the output power includes the intermodulation components, and the intermodulation components have important effect on broadband TWT.

分析结果表明：在多信号输入时，输出功率中确实有输入信号的互调制分量产生，同时可以发现，对于宽频带的行波管，互调制分量对主工作频率输出功率有比较大的影响。

8.We observed significant intermodulation products during our frequency testing.

在我们的频率测试中观察到了显著的互调产物。

9.Engineers must account for intermodulation in the design of multi-channel audio systems.

工程师在设计多通道音频系统时必须考虑互调。

10.The study of intermodulation effects is crucial for improving wireless network performance.

研究互调效应对于提高无线网络性能至关重要。

11.The phenomenon of intermodulation can lead to unexpected interference in radio communications.

现象互调可能导致无线通信中的意外干扰。

12.In telecommunications, intermodulation distortion can severely degrade signal quality.

在电信中，互调失真会严重降低信号质量。

作文

In the realm of telecommunications and signal processing, the phenomenon known as intermodulation plays a crucial role in understanding how different signals interact with each other. Intermodulation refers to the process that occurs when two or more signals mix together, producing additional frequencies that are not present in the original signals. This mixing can lead to the creation of new frequency components, which can interfere with the desired signals and degrade the overall quality of communication systems.To illustrate this concept, consider a scenario where two radio frequencies are transmitted simultaneously. When these frequencies interact, they may generate new frequencies that are the sum and difference of the original frequencies. For example, if one signal operates at 100 MHz and another at 150 MHz, intermodulation could produce frequencies at 50 MHz (the difference) and 250 MHz (the sum). These unwanted frequencies can create interference, leading to distortion and loss of information in the transmitted signal.The implications of intermodulation are significant in various applications, including mobile communications, broadcasting, and audio processing. In mobile networks, for instance, intermodulation distortion can result in poor call quality, dropped calls, and reduced data rates. Therefore, engineers must take great care in designing systems to minimize the effects of intermodulation. This often involves careful frequency planning, filtering, and the use of advanced modulation techniques to ensure that the signals remain clear and distinct.Moreover, intermodulation is not limited to just radio frequencies; it can also occur in audio systems. In music production, when multiple instruments are recorded and mixed, intermodulation can introduce unwanted artifacts that affect the clarity and balance of the final mix. Sound engineers must be aware of these interactions and employ techniques such as equalization and compression to manage the intermodulation effects and achieve a polished sound.In summary, intermodulation is a critical concept in the fields of telecommunications and audio processing. It highlights the importance of understanding how different signals can interact and the potential consequences of these interactions. By recognizing the challenges posed by intermodulation, professionals in these fields can develop strategies to mitigate its effects, ultimately leading to clearer and more reliable communication systems. As technology continues to evolve and the demand for high-quality signals increases, a thorough understanding of intermodulation will remain essential for engineers and technicians alike.In conclusion, intermodulation is a phenomenon that arises from the mixing of multiple signals, resulting in new frequencies that can interfere with the original signals. Whether in telecommunications or audio processing, understanding and managing intermodulation is vital for ensuring high-quality performance in various applications. As we move forward in an increasingly interconnected world, the significance of intermodulation will only continue to grow, making it a key area of focus for researchers and practitioners in the field.

互调是电信和信号处理领域中的一个重要现象，理解这一现象对于了解不同信号如何相互作用至关重要。互调是指两个或多个信号混合在一起时发生的过程，产生原始信号中不存在的额外频率。这种混合可能导致新频率成分的产生，这可能会干扰所需信号并降低通信系统的整体质量。为了说明这个概念，考虑一个场景，其中两个无线电频率同时传输。当这些频率相互作用时，它们可能会生成原始频率的和与差的新频率。例如，如果一个信号在100 MHz工作，另一个在150 MHz工作，互调可能会产生50 MHz（差值）和250 MHz（和）的频率。这些不必要的频率可能会造成干扰，导致传输信号的失真和信息丢失。互调的影响在各种应用中都非常重要，包括移动通信、广播和音频处理。在移动网络中，例如，互调失真可能导致通话质量差、掉话和数据速率降低。因此，工程师必须在设计系统时非常小心，以尽量减少互调的影响。这通常涉及仔细的频率规划、过滤以及使用先进的调制技术，以确保信号保持清晰和独特。此外，互调不仅限于无线电频率；它也可能发生在音频系统中。在音乐制作中，当多种乐器被录制和混合时，互调可能引入不必要的伪影，影响最终混音的清晰度和平衡。声音工程师必须意识到这些相互作用，并采用均衡和压缩等技术来管理互调效应，以实现精致的声音。总之，互调是电信和音频处理领域中的一个关键概念。它突显了理解不同信号如何相互作用的重要性，以及这些相互作用的潜在后果。通过认识到互调带来的挑战，这些领域的专业人士可以制定策略来减轻其影响，最终实现更清晰、更可靠的通信系统。随着技术的不断发展和对高质量信号需求的增加，对互调的全面理解将继续成为工程师和技术人员的重要任务。最后，互调是由多个信号混合而产生的现象，导致新的频率可能干扰原始信号。无论是在电信还是音频处理领域，理解和管理互调对于确保各种应用中的高质量性能至关重要。随着我们在一个日益互联的世界中前进，互调的重要性只会继续增加，使其成为该领域研究人员和从业者关注的关键领域。