Search Results for: 2023

Why Ground Testing Has Become a Global Priority Radio altimeter ground testing has become more common in the aviation sector due to the exponential increase in demand over the last couple of years. This demand was due to regulatory changes, concerns over interference, and concerns over the ageing avionics. What was once considered an aspect of…

A photodetector is the first device that changes light into electric signals, thus interfacing light systems with electric ones, which is quite important in all optical systems. In more advanced forms of photodetectors, we now implement them into scientific devices, imaging systems, industrial fibers, and especially in photonics devices. One of the characteristics that photodetectors emphasize is…

This emphasis on improved performance in contemporary electronic warfare and radar—based on ultra-high resolution, greater instantaneous bandwidth, and superior anti-jamming capability—makes traditional delay technologies unsuitable. Standard systems, such as coaxial or surface acoustic wave (SAW) delay lines, are not good enough to fulfill the needs of the high-fidelity systems of today. Such a requirement has…

The advancement of modern day data communications has largely relied on the effective and dependable methods of transferring data over greater distances. Key to this mechanism remains the optical transceiver, which is a sleek and portable optical transceiver. It performs the essential work of changing electric signals to optical signals and transmitting the signals back…

As the development of optical communication technology continues, optical transmitters are now part of the vital components of the modern communication system. From high-speed connections in data centers to precise signal transmission in medical devices, optical transmitters are involved. So, what are the main elements of an optical transmitter? In this article, we will introduce…

Photodetectors, as essential sensing elements capable of converting light energy into electrical energy, are widely used in numerous fields such as communication, sensing, imaging, medical diagnostics, environmental monitoring, and fundamental scientific research. In many application scenarios, the light signals to be measured are often extremely weak, such as attenuated signals in long-distance optical fiber communication,…

Photoelectric detection technology is indispensable in modern science and technology, playing a vital role in information technology, medicine, industry, and military applications. Photodetectors convert light signals into electrical signals, enabling the sensing and processing of optical information. Among the various photoelectric detection devices, photodiode arrays and photodetector arrays are two prevalent forms. This article aims to…

Fiber-coupled photodetectors are essential components in optical systems, converting optical signals transmitted through fiber into electrical signals for further processing. These detectors play a crucial role in various fields, including optical communication, remote sensing, scientific research, and industrial measurement. Selecting an appropriate photodetector requires an understanding of different detector types, their performance parameters, and application-specific requirements….

Lasers, as pivotal optoelectronic devices, play an indispensable role in various fields, including communication, medical treatment, and industrial processing. Directly modulated lasers (DML lasers), with their simple structure, low cost, and ease of integration, have found widespread applications in short-distance optical fiber communication, LiDAR, and other areas. However, transmission efficiency remains a critical factor that limits…