In parallel with the development of fiber optics for transmission of digital information, the
1970s and 1980s saw the development of techniques for the transmission of wide …

A modal noise model is presented that combines many features of previous theories such as
varying fibre contrast, exponential noise pdf and Gaussian noise pdf The model also …

This paper investigates the effects of speckle noise on analog video transmission systems
using semiconductor laser diodes. The system linearity degradation due to speckle noise is …

Modal noise at fiber connecting points is studied theoretically and experimentally. Simple
formulas for calculating modal-noise power, noise bandwidth, and nonlinear distortions are …

Investigations are carried out on the performance of video transmission systems employing
square wave frequency modulation (SWFM). A simple formula for the signal-to-noise ratio …

The harmonic distortion and the intermodulation distortion of a laser diode are calculated to
be severely influenced by the coherent interaction with reflected waves and are given to be …

Investigations are carried out on the SNR performance in fiber optic FM transmission
systems which use multimode fibers and 1.3 μm laser diodes. Both laser diode noise and …

Future subscriber loops will provide various services including broad-band video. Fiber optic
technology is the key for introducing these services. The Electrical Communication …

The influence of the coherent reflected waves on the non-linear distortion performance of
semiconductor laser diodes excited by an arbitrary number of input sinusoids with arbitrary …

A 400 Mb/s optical fiber fransmission system was designed for field trial using single-mode
fibers. The system is targeted to 20 km repeater spacing using InGaAsP/InP DH laser diode …