Dictionary

Explore our Knowledge Base for insights on optical fiber technology.

Raman Amplifiers in Telecommunications Networks

Raman amplifiers (RAs) are fiber-optic amplifiers that use the transmission fiber itself as the gain medium via stimulated Raman scattering (SRS). Unlike erbium-doped fiber amplifiers (EDFA), RAs require no special doping; instead, high-power pump...

Raman Scattering

Raman scattering, also known as the Raman effect, is a quantum optical phenomenon in which light undergoes inelastic scattering when interacting with matter. In this process, a small fraction of incident photons exchange energy with molecular vibrations represented by quantized lattice vibrations called phonons...

Erbium-Doped Fiber Amplifiers (EDFAs): Foundations and Applications in Modern Telecom

Optical communication is the invisible backbone of our modern digital society. Whether browsing the Internet, streaming high-definition video, or conducting real-time international meetings, all of these...

Hollow-Core Fibers (HCF): The Next Frontier in Optical Communication

For decades, optical fibers have relied on a solid glass core to guide light and have formed the backbone of global telecommunications. However, glass imposes a fundamental physical limitation because light travels through it approximately 30 percent slower than through air. In standard...

The Importance of Optical Fiber in Modern Communication

For centuries, humans have sought ways to use light for communication - from beacon fires and semaphore telegraphs to modern laser links. In free space, however, light energy spreads out and diminishes rapidly with distance. This follows the inverse-square-law, which states...

CWDM 20nm Spacing Table

Coarse Wavelength Division Multiplexing (CWDM) is a technology used in fiber-optic networks to increase bandwidth by transmitting multiple signals on different wavelengths over a single fiber. CWDM typically uses 20 nm channel spacing and operates in the wavelength range of...

DWDM C-Band 100GHz Spacing Table

Dense Wavelength Divison Multiplexing (DWDM) is a technology used in fiber-optic communications. It allows multiple optical carrier signals to be multiplexed onto a single optical fiber by using different wavelengths (frequencies) of laser light. The C-band (Conventional band) typically ranges from 1530 nm to 1565 nm...

DWDM O-Band 200GHz Spacing Table

Dense Wavelength Division Multiplexing (DWDM) in the O-band (Original band) operates in the 1260-1360 nm wavelength range. This band is particularly useful for short-reach optical communication due to its low chromatic dispersion in standard single-mode fiber. The following table lists 16 channels based on...

NETGEAR® Certified Supported Transceivers and Direct Attach Cables

NETGEAR® has partnered with Optic.ca, a global leader in optical fiber transmission products, for transceivers and direct attach cable solutions for their latest-generation. Limited lifetime warranty and Tier 1 component quality. All our products are pre-tested before shipment...

Bidirectional Fiber Optic Communication (BIDI)

Bidirectional (BIDI) fiber optic communication is a method that enables data transmission in both directions over a single optical fiber strand. Unlike traditional duplex systems that require two fibers—one for sending and one for receiving—BIDI technology uses two different wavelengths on the same fiber...

Multimode SR-BIDI Technology in 40G QSFP+ and 100G QSFP28

Multimode SR-BIDI (Short Range Bidirectional) technology is a cost-effective and efficient optical transceiver solution designed to support high-speed data transmission over existing multimode fiber (MMF) infrastructure. It enables data center operators to upgrade from...

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