In order to analyze the effect of beam type on free space optical communication systems, bit
error rate (BER) values versus signal-to-noise ratio (SNR) are calculated for zero order and …

Atmospheric turbulence-induced fading is known to have a serious detrimental effect on the
performance of free-space optical (FSO) communication. The involvement of multiple lasers …

In this letter, transmit laser selection for multiple-input-single-output free-space optical
communication systems with intensity modulation and direct detection over strong …

Free space optical (FSO) communication systems are becoming popular since they can
provide high data rates over license-free spectrum. However, the performance of FSO …

This paper studies the average achievable rate (AAR) of spatial diversity multiple-input
multiple-output (MIMO) free-space optical (FSO) communications over correlated Gamma …

Optical communication with high photon-efficiency (many bits/photon) and high spectral
efficiency (SE)(many bits/s-Hz) cannot be achieved unless multiple spatial modes are …

In this work, a novel approximate closed-form probability density function for the sum of
Gamma–Gamma random variates with Rayleigh pointing errors is derived by means of the …

The performance of multiple-input multiple-output free space optical (MIMO-FSO)
communication systems, that adopt multipulse pulse position modulation (MPPM) …

Exact error rate performances are studied for coherent free-space optical communication
systems under strong turbulence with diversity reception. Equal gain and selection diversity …

Coherent free-space optical (FSO) communications is analyzed for long-range, high
turbulence FSO systems operating under K-distributed turbulence conditions. Exact error …