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What is Fiber Optic Delay Line (OFDL)
What is Fiber Optic Delay Line OFDL Fiber Optical Delay Line (OFDL) is a device that can achieve time delay of optical signals. By using delay, it can achieve phase shifting, all-optical storage and other functions. It has a wide range of applications in phased array radar, fiber optic communicat...Read More -
What is laser modulation technology
What is laser modulation technology Light is a kind of electromagnetic wave with a higher frequency. It has excellent coherence and thus, like previous electromagnetic waves (such as radios and televisions), can be used as a carrier for transmitting information. The information “carr...Read More -
Introduce the silicon photonic Mach-Zehnder modulator MZM modulator
Introduce the silicon photonic Mach-Zehnder modulator MZM modulator The Mach-Zehnder modulator is the most important component at the transmitter end in 400G/800G silicon photonic modules. Currently, there are two types of modulators at the transmitter end of mass-produced silicon photonic module...Read More -
Fiber lasers in the field of optical fiber communication
Fiber lasers in the field of optical fiber communication The Fiber Laser refers to a laser that uses rare earth-doped glass fibers as the gain medium. Fiber lasers can be developed based on fiber amplifiers, and their working principle is: take a longitudinally pumped fiber laser as an exa...Read More -
Optical amplifiers in the field of optical fiber communication
Optical amplifiers in the field of optical fiber communication An optical amplifier is a device that amplifies optical signals. In the field of optical fiber communication, it mainly plays the following roles: 1. Enhancing and amplifying optical power. By placing the optical amplifier at t...Read More -
Enhanced semiconductor optical amplifier
Enhanced semiconductor optical amplifier The enhanced semiconductor optical amplifier is an upgraded version of the semiconductor optical amplifier (SOA optical amplifier). It is an amplifier that uses semiconductors to provide the gain medium. Its structure is similar to that of the Fabry...Read More -
High-performance self-driven infrared photodetector
High-performance self-driven infrared photodetector infrared photodetector has the characteristics of strong anti-interference ability, strong target recognition ability, all-weather operation and good concealment. It is playing an increasingly important role in fields such as medicine, mi...Read More -
Factors affecting the lifespan of lasers
Factors affecting the lifespan of lasers The lifespan of a laser usually refers to the duration during which it can stably output laser under specific working conditions. This duration may be influenced by a variety of factors, including the type and design of the laser, the working environment,...Read More -
What is a PIN photodetector
What is a PIN photodetector A photodetector is precisely a highly sensitive semiconductor photonic device that converts light into electricity by utilizing the photoelectric effect. Its main component is the photodiode (PD photodetector). The most common type is composed of a PN junction, ...Read More -
Low threshold infrared avalanche photodetector
Low threshold infrared avalanche photodetector The infrared avalanche photodetector (APD photodetector) is a class of semiconductor photoelectric devices that produce high gain through collision ionization effect, so as to achieve the detection ability of few photons or even single photons. Howev...Read More -
Quantum communication: narrow linewidth lasers
Quantum communication: narrow linewidth lasers Narrow linewidth laser is a kind of laser with special optical properties, which is characterized by the ability to produce a laser beam with a very small optical linewidth (that is, narrow spectrum). The line width of a narrow linewidth laser refers...Read More -
What is a phase modulator
What is a phase modulator Phase modulator is an optical modulator that can control the phase of a laser beam. Common types of phase modulators are Pockels box-based electro-optic modulators and liquid crystal modulators, which can also take advantage of thermal fiber refractive index chang...Read More
