coherer

简明释义

英[kəʊˈhɪərə(r)]美[koʊˈhɪrər]

n. 粉末检波器

复 数 c o h e r e r s

英英释义

单词用法

同义词

反义词

例句

1.A coherer works by changing its electrical resistance in response to incoming signals.

coherer 通过响应输入信号改变其电阻来工作。

2.Marconi's experiments relied heavily on the functionality of the coherer.

马可尼的实验在很大程度上依赖于 coherer 的功能。

3.The invention of the coherer marked a significant advancement in communication.

coherer 的发明标志着通信的重要进步。

4.In early radio technology, a coherer was used to detect radio waves.

在早期的无线电技术中，coherer 用于检测无线电波。

5.Engineers experimented with different materials for their coherer designs.

工程师们对他们的 coherer 设计进行了不同材料的实验。

作文

In the realm of early telecommunications, the invention of the coherer played a pivotal role in the development of wireless communication. The coherer is a device that was used to detect radio waves, and it marked a significant advancement in the field of radio technology. This simple yet effective device consists of a tube filled with metal filings that would 'cohere' or stick together when exposed to electromagnetic waves, thus allowing the current to flow. The operation of the coherer was based on the principle of conductivity; when the metal particles came into contact due to the presence of radio waves, they formed a conductive path that could trigger a signal. The history of the coherer dates back to the late 19th century, when inventors like Édouard Branly and Guglielmo Marconi experimented with it to improve communication over long distances. Before the advent of the coherer, communication relied heavily on wired connections, which were not only cumbersome but also limited in range. The introduction of the coherer revolutionized this by enabling the transmission of messages without the need for physical wires. This innovation opened up new possibilities for communication, especially in maritime and remote areas where laying cables was impractical.Despite its significance, the coherer was eventually replaced by more advanced technologies such as vacuum tubes and transistors. However, its legacy remains in the foundations of modern wireless communication. Understanding the function and impact of the coherer allows us to appreciate the technological advancements we enjoy today. It serves as a reminder of how far we have come in our quest for seamless communication. The evolution from the coherer to contemporary devices such as smartphones illustrates the rapid pace of innovation in the telecommunications sector.In conclusion, the coherer was not just a simple device; it was a groundbreaking invention that laid the groundwork for the future of wireless communication. Its ability to detect radio waves and convert them into electrical signals was crucial during its time and paved the way for subsequent developments in technology. As we continue to advance in the field of communication, it is essential to acknowledge the contributions of earlier inventions like the coherer that have shaped the landscape of modern technology. By studying these historical devices, we gain insight into the principles of innovation and the importance of building upon previous discoveries to create even more sophisticated solutions for the challenges we face today.

在早期电信领域，coherer 的发明在无线通信的发展中发挥了关键作用。coherer 是一种用于检测无线电波的设备，它标志着无线电技术领域的重要进步。这个简单而有效的设备由一个装满金属颗粒的管子组成，当暴露于电磁波时，这些颗粒会“粘合”或相互粘连，从而允许电流流动。coherer 的操作基于导电原理；当金属颗粒因无线电波的存在而接触时，它们形成了一条导电路径，可以触发信号。coherer 的历史可以追溯到19世纪末，当时像埃杜阿尔·布朗利和古列尔莫·马可尼这样的发明家对其进行了实验，以改善远距离通信。在coherer 出现之前，通信主要依赖有线连接，这不仅笨重，而且范围有限。coherer 的引入彻底改变了这一局面，使得信息传递无需物理电缆。这一创新为通信开辟了新的可能性，尤其是在海洋和偏远地区，铺设电缆是不切实际的。尽管coherer 具有重要意义，但它最终被更先进的技术所取代，例如真空管和晶体管。然而，它的遗产仍然存在于现代无线通信的基础上。理解coherer 的功能和影响使我们能够欣赏今天所享有的技术进步。它提醒我们，在追求无缝通信的过程中，我们走过了多远。从coherer 到现代智能手机的演变展示了电信行业创新的快速步伐。总之，coherer 不仅仅是一个简单的设备；它是一项开创性的发明，为无线通信的未来奠定了基础。它检测无线电波并将其转换为电信号的能力在其时代至关重要，并为后续技术的发展铺平了道路。随着我们在通信领域的不断进步，承认早期发明如coherer 对现代技术格局的贡献是至关重要的。通过研究这些历史设备，我们能够深入了解创新的原则以及在面对今天的挑战时，建立在先前发现之上的解决方案的重要性。