dialing pulse

简明释义

拔号脉冲

英英释义

例句

1.Some modern telecommunication systems still recognize dialing pulses for compatibility.

一些现代电信系统仍然识别拨号脉冲以保持兼容性。

2.When you dial a number on a rotary phone, each digit creates a distinct dialing pulse.

当你在旋转电话上拨打一个号码时，每个数字都会产生一个独特的拨号脉冲。

3.The technician explained how a dialing pulse works when troubleshooting the phone line.

技术人员在排除电话线路故障时解释了拨号脉冲的工作原理。

4.In the past, a dialing pulse was essential for connecting calls before digital technology took over.

在过去，拨号脉冲在数字技术接管之前对于连接电话是必不可少的。

5.The old rotary phone uses a mechanism that generates a dialing pulse to connect the call.

老式旋转电话使用一种机制生成拨号脉冲来连接电话。

作文

In the world of telecommunications, the term dialing pulse refers to a specific signal or series of electrical impulses that are generated when a telephone user dials a number. This technology was prevalent in rotary dial phones, where the user would rotate a dial to the desired number and then release it. Each number on the dial corresponded to a certain number of pulses sent down the line, which were interpreted by the telephone exchange to connect the call. The concept of dialing pulse is not just a relic of the past; it represents an important phase in the evolution of communication technology.The significance of dialing pulse can be appreciated when we consider how far we have come from those early days of telephony. Initially, the use of dialing pulse allowed for direct dialing, which was a revolutionary step away from operator-assisted calls. This innovation empowered users with the ability to connect with others without needing an intermediary, thereby enhancing the efficiency and privacy of phone communications.As technology advanced, the rotary dial was eventually replaced by push-button phones, which utilized a different method known as Dual-Tone Multi-Frequency (DTMF) signaling. However, understanding dialing pulse provides insight into the foundational principles of how telecommunication systems operate. Even today, many modern systems still reference the original concepts of dialing and signaling, albeit in more sophisticated forms.Moreover, the transition from dialing pulse systems to DTMF illustrates a broader trend in technology: the move towards greater speed and reliability. DTMF tones are generated by pressing keys on a keypad, producing two simultaneous frequencies that are recognized by the receiving system almost instantaneously. This shift has not only improved the speed of call connections but has also paved the way for additional functionalities such as interactive voice response (IVR) systems, which rely on these tones for user input.Despite the advancement of technology, there are still instances where dialing pulse is relevant. Some older systems, particularly in remote or underserved areas, still utilize this method due to its simplicity and low cost. Additionally, enthusiasts and collectors of vintage technology often find value in understanding and preserving the mechanics of dialing pulse systems.In conclusion, the term dialing pulse encapsulates a significant aspect of telecommunication history. It symbolizes the transition from manual to automated systems, highlighting the ongoing quest for efficiency in communication. While we may now rely on smartphones and digital communication methods, the principles behind dialing pulse continue to influence how we connect with one another. Understanding this term not only enriches our knowledge of telecommunications but also reminds us of the rapid technological advancements that shape our daily lives.

在电信的世界中，术语拨号脉冲指的是当电话用户拨打号码时生成的特定信号或一系列电信号。这项技术在旋转拨号电话中非常普遍，用户会将拨号盘旋转到所需的数字，然后释放它。拨号盘上的每个数字对应于发送到线路上的一定数量的脉冲，这些脉冲被电话交换机解读以连接通话。拨号脉冲的概念不仅仅是过去的遗物；它代表了通信技术演变中的一个重要阶段。当我们考虑到从早期电话时代走过来的历程时，可以欣赏到拨号脉冲的重要性。最初，使用拨号脉冲允许用户直接拨号，这是一个摆脱操作员协助通话的革命性步骤。这一创新使用户能够与他人直接联系，而无需中介，从而增强了电话通信的效率和隐私。随着技术的进步，旋转拨号最终被按键电话取代，后者采用了一种不同的方法，称为双音多频（DTMF）信号。然而，理解拨号脉冲有助于深入了解电信系统的基本原理。即使在今天，许多现代系统仍然参考拨号和信号的原始概念，尽管以更复杂的形式存在。此外，从拨号脉冲系统到DTMF的过渡反映了技术的广泛趋势：向更高速度和可靠性的转变。DTMF音调是通过按下键盘上的键生成的，产生两个同时的频率，这些频率几乎瞬间被接收系统识别。这一转变不仅提高了通话连接的速度，还为附加功能铺平了道路，如依赖这些音调进行用户输入的互动语音响应（IVR）系统。尽管技术不断进步，但仍然存在一些情况下拨号脉冲是相关的。一些较旧的系统，特别是在偏远或服务不足的地区，由于其简单性和低成本，仍然使用这种方法。此外，复古技术的爱好者和收藏家通常会发现理解和保护拨号脉冲系统的机制具有价值。总之，术语拨号脉冲概括了电信历史中的一个重要方面。它象征着手动系统向自动系统的过渡，突显了对通信效率的持续追求。虽然我们现在可能依赖智能手机和数字通信方式，但拨号脉冲背后的原理仍然影响着我们彼此之间的连接。理解这个术语不仅丰富了我们对电信的知识，也提醒我们塑造日常生活的快速技术进步。