The first phase Development in Fiber Optic Communication

The first phase of development in the fiber optic communication was started in 1980s. At the beginning, 850nm was used for optical transmission. This optical…

Early Stages of Fiber Optic Communication

Laser is 56 years old this year, the age at which most women and men attain wisdom We are lucky to witness the developments in…

Example of a Specification Common to Loosetube Fiber Optic Cable

The buffer tubes containing one or more optical fibers shall be stranded over a central strength member using reverse helical method. Reverse helical also known…

Example of Specification for Buffer Tubes in Loosetube Cables

Buffer tubes or loose tubes in loose tube cables shall be able to meet deployment conditions applied in the installation field. Each buffer tube shall…

Specification of Optical Fiber in a Cable

The optical fibers used in the cable shall meet the following properties. Cladding Diameter of 125.0µm with a tolerance of ±7µm Core Concentricity Error: <0.5…

Maximum Discrete Reflectance Between MPI-S and MPI-R

Optical reflectance is dealt seriously in high bit rate transmission systems. Optical reflectance is defined as the ratio of the reflected optical power present at…

Four-Wave Mixing

Four-Wave Mixing is one of the four Non-linear attributes in optical fiber communication. As the name indicates, the fourth wave gets generated when three (or…

Maximum Differential Group Delay

In fiber optics, the differential group delay, which is often shorted as DGD is the time difference between the fractions of a pulse that are…

Broadband in Telecommunication Technology

The term “Broadband” is ambiguous and is often confused in telecommunication field. Often people use the word broadband without thinking or knowing the real interpretation…

SFP Transceivers and SFP+

SFP transceivers are always plugged into the SFP port of a network switch and connects to Fibre Channel and Gigabit Ethernet (GbE) optical fiber cables…