Results 11 to 20 of about 20,301,119 (276)

Reducing BER of spectral-amplitude coding optical code-division multiple-access systems by single photodiode detection technique [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2013
In this paper, we present a single photodiode detection (SPD) technique for spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) systems.
Al-Khafaji H. M. R.   +4 more
doaj   +3 more sources

Performance analysis of a 2-D time-wavelength OCDMA wavelength-aware receiver with beat noise [PDF]

open access: yes, 2006
The effect of beat noise on two-dimensional time-wavelength optical code-division multiple-access systems utilising wavelength-aware receivers is examined. A derivation of a general formula for the bit error probability taking into consideration multiple
Taher Bazan   +5 more
core   +4 more sources

MIMO MC-CDMA Systems over indoor optical wireless communication channels [PDF]

open access: yes, 2011
Optical wireless communication systems offer a number of advantages over their radio frequency counterparts. The advantages include freedom from fading, freedom from spectrum regulations and abundant bandwidth.
Alsaadi, Fuad Eid S
core   +6 more sources

6G Network Architecture Using FSO-PDM/PV-OCDMA System with Weather Performance Analysis

open access: yesApplied Sciences, 2022
This paper presents a novel 160 Gbps free space optics (FSO) communication system for 6G applications. Polarization division multiplexing (PDM) is integrated with an optical code division multiple access (OCDMA) technique to form a PDM-OCDMA hybrid ...
Mehtab Singh   +5 more
doaj   +1 more source

A New Construction of Optimal Optical Orthogonal Codes From Sidon Sets

open access: yesIEEE Access, 2020
Two new constructions for families of optical orthogonal codes are presented. The first is a generalization of the well-known construction of Sidon sets given by I. Z. Ruzsa.
Hamilton M. Ruiz   +2 more
doaj   +1 more source

Intelligent Encoding through OCDM for High Capacity and Connectivity in Wireless 5G and Beyond Networks

open access: yesJournal of High-Frequency Communication Technologies, 2023
Multioperator multiservice support over mobile front haul networks would be an important requirement in the evolving 5G Wireless Communication architectures.
Brindha S   +6 more
doaj   +1 more source

All-optical pulse processing for advanced photonic communication system [PDF]

open access: yes, 2008
This paper investigates the use of a two-photon absorption photodetector for high speed processing of ultrashort optical pulses in advanced photonic communication systems. Specifically the paper describes how the two-photon absorption photodetector maybe
Guo, Wei Hua   +20 more
core   +2 more sources

Optical Code Division Multiple Access [PDF]

open access: yes, 2018
OPTICAL CODE DIVISION MULTIPLE ACCESS: A HISTORICAL PERSPECTIVE Antonio J. Mendez and Burke J. Anderson Introduction Early History (Before 1980) 1980-1984 1985-1989 1990-1994 1995-1999 2000-2004 Future Trends, Applications, and Unfinished Business References OPTICAL CDMA CODES Wing C.
openaire   +2 more sources

A comparative study of the performance of seven- and 63-chip optical code-division multiple-access encoders and decoders based on superstructured fiber Bragg gratings [PDF]

open access: yes, 2001
We report a range of elementary optical coding and decoding experiments employing superstructured fiber Bragg grating (SSFBG) components: first, we perform a comparative study of the relative merits of bipolar and unipolar coding: decoding schemes and ...
Teh, Peh Chiong   +3 more
core   +1 more source

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