Being similar yet different to Light Emitting Diodes (LEDs) and Laser Diodes (LDs), Superluminescent Diodes exclude Built-in optical feedback/reflector mechanisms, so that laser action could be avoided. Superluminescent Diodes promote the high intensity of power/light source and efficient use of light containing electronically driven p-n junction and an optical waveguide. The amplified spontaneous emission used […]
Lidar laser technology or light detection and ranging technology is transforming the world of safety and sustainability across several industries. It is used in 3D mapping, imaging and sensing technologies. Therefore it has become a critical component of various businesses. But Lidar is a continuously evolving technology and we need to adopt its current and […]
Superluminescent diodes (SLDs) are a type of semiconductor device that emits broad-spectrum light. They have become increasingly popular in various fields due to their unique features and advantages over traditional light sources. This blog post will provide an overview of SLDs and their various applications. How Superluminescent Diodes Work Superluminescent diodes (SLDs) combine the principles […]
With its advent in the 1990s, the semiconductor optical amplifier (SOA) revolutionized optical communication by surpassing regenerator technology and paving the way for Wavelength Division Multiplexing (WDM) technology. It is primarily used to directly amplify an optical signal without converting it to an electrical signal. Optical amplifiers are classified into three types: Raman amplifiers, erbium-doped […]
LiDAR Laser: An Introduction to the Technology LiDAR, or Light Detection and Ranging, is a remote sensing technology that uses laser pulses to measure distance and create 3D models of objects and environments. LiDAR laser is a crucial component of this technology and plays a key role in enabling high-precision measurements and mapping. In this […]
In this article, we will discuss the operational principle of the swept laser. This type of laser is increasingly being used in various industrial and scientific applications, from laser surgery to spectroscopy. We will explore the fundamental concept behind the swept laser and explain why it is becoming so widely used. We will also consider […]
Semiconductor optical amplifiers (SOAs) leverage semiconductors as the gain medium to increase optical launch power, compensating for the loss of optical power in other optical devices. Primarily seen in telecommunication systems as Fiber-Pigtailed components, these components operate at signals with wavelengths between 0.85 and 1.6 micrometers (1 micrometer = 0.000001m). For compensating the loss, the […]
Optical devices, optoelectronic devices and semiconductor optical devices are used to control and generate light as well as manipulate light for different applications. Such devices are used in many different industries like military, health, medicine and telecommunications. They have also transformed communication on an entirely different scale as optical devices are the reason television exists. […]
Introduced in the 1990s, the optical amplifier gave new dimensions to the regenerator technology and opened new opportunities to the WDM (Wavelength Division Multiplexing) technology as well. Mainly, it is used for directly amplifying an optical signal without having to convert it into an electrical signal. As you may already know, there are several kinds […]
Laser diodes are a fascinating and essential technology that has transformed various industries. Understanding their history, types, characteristics, advantages, and applications can provide valuable insights into their significance and potential. A Brief History of Laser Diodes The journey of laser diodes begins with Albert Einstein, who in 1917 laid the foundation for the concept of […]