dual tone multiple frequency

简明释义

双音多频

英英释义

例句

1.The telephone system uses dual tone multiple frequency (DTMF) signaling to transmit the digits you press on the keypad.

电话系统使用双音多频（DTMF）信号来传输您在拨号盘上按下的数字。

2.The dual tone multiple frequency technology allows for faster communication between devices.

双音多频技术允许设备之间更快的通信。

3.In modern telecommunication, dual tone multiple frequency is essential for interactive voice response systems.

在现代电信中，双音多频对交互式语音响应系统至关重要。

4.When you dial a number, your phone sends dual tone multiple frequency signals to the central office.

当您拨打号码时，您的电话会向中央办公室发送双音多频信号。

5.Many automated systems rely on dual tone multiple frequency tones for input recognition.

许多自动化系统依赖于双音多频音调进行输入识别。

作文

In the world of telecommunications, the term dual tone multiple frequency refers to a signaling method that is widely used in telephone systems. This technique is essential for the functioning of touch-tone telephones, which have largely replaced rotary dial phones. Understanding the concept of dual tone multiple frequency is crucial for anyone interested in how modern communication devices operate.The dual tone multiple frequency system works by generating two distinct tones simultaneously when a button on the keypad is pressed. Each button corresponds to a specific combination of frequencies, allowing the telephone exchange to identify which number has been dialed. For instance, pressing the '5' key produces a combination of two specific tones, one at 770 Hz and the other at 1336 Hz. This unique pairing is what enables the system to differentiate between different keys.One of the significant advantages of the dual tone multiple frequency system is its reliability. Unlike older systems that relied on mechanical switches, this electronic method minimizes the chances of errors during dialing. The clarity of the tones ensures that even in noisy environments, the signals can be accurately detected and processed. This reliability has made dual tone multiple frequency the standard for touch-tone dialing across the globe.Moreover, the implementation of dual tone multiple frequency has facilitated various advanced features in modern telecommunication systems. For example, it allows for the integration of interactive voice response systems (IVR), where callers can navigate through a menu by pressing the corresponding keys on their phone. This technology has transformed customer service operations, making them more efficient and user-friendly.In addition to its application in traditional telephony, dual tone multiple frequency is also utilized in mobile phones and other digital communication devices. As technology has evolved, the principles behind dual tone multiple frequency have been adapted to work with various digital formats, ensuring that the core functionality remains intact while enhancing performance.Furthermore, understanding dual tone multiple frequency can provide insight into the broader field of signal processing. The concept illustrates how different frequencies can be combined to convey information, a principle that is applicable in many areas of technology, including audio engineering and data transmission. By studying dual tone multiple frequency, one can gain a deeper appreciation for the complexities involved in modern communication systems.In conclusion, the dual tone multiple frequency signaling method is a fundamental aspect of telecommunication technology that has revolutionized the way we communicate. Its reliability, efficiency, and adaptability have made it an integral part of both traditional and modern communication systems. As we continue to advance technologically, the principles behind dual tone multiple frequency will undoubtedly play a vital role in shaping the future of communication. Understanding this concept not only enhances our knowledge of telephony but also opens doors to exploring more sophisticated technologies that rely on similar principles.

在电信领域，术语双音多频指的是一种广泛应用于电话系统的信号传输方法。这项技术对于触摸音电话的运作至关重要，而触摸音电话已经在很大程度上取代了旋转拨号电话。理解双音多频的概念对于任何对现代通信设备运作感兴趣的人来说都是至关重要的。双音多频系统通过在按下键盘上的按钮时同时生成两个不同的音调来工作。每个按钮对应一组特定的频率组合，使电话交换机能够识别拨打的号码。例如，按下“5”键会产生770赫兹和1336赫兹的特定音调组合。这种独特的配对使系统能够区分不同的按键。双音多频系统的一个显著优点是其可靠性。与依赖机械开关的旧系统不同，这种电子方法最小化了拨号过程中的错误可能性。音调的清晰度确保即使在嘈杂的环境中，信号也能被准确检测和处理。这种可靠性使得双音多频成为全球触摸拨号的标准。此外，双音多频的实施促进了现代电信系统中各种先进功能的发展。例如，它允许互动语音响应系统（IVR）的集成，来电者可以通过按下相应的键在菜单中导航。这项技术改变了客户服务操作，使其更加高效和用户友好。除了在传统电话中的应用，双音多频还被用于手机和其他数字通信设备。随着技术的发展，双音多频背后的原理已被调整为适应各种数字格式，确保核心功能保持不变，同时提高性能。此外，理解双音多频可以为信号处理的更广泛领域提供见解。这个概念说明了如何组合不同的频率来传递信息，这一原理在许多技术领域中都是适用的，包括音频工程和数据传输。通过研究双音多频，人们可以更深刻地理解现代通信系统中所涉及的复杂性。总之，双音多频信号传输方法是电信技术中的一个基本方面，它彻底改变了我们的沟通方式。其可靠性、效率和适应性使其成为传统和现代通信系统的重要组成部分。随着我们在技术上的不断进步，双音多频背后的原理无疑将在塑造未来通信中发挥重要作用。理解这一概念不仅增强了我们对电话技术的知识，也为探索依赖类似原理的更复杂技术打开了大门。