optical communication IEEE PAPER 2016
A NOVEL PROPAGATION TECHNIQUE IN FREE SPACE OPTICAL COMMUNICATION
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ABSTRACT This paper focus on mitigating the atmospheric turbulence effect in free space optical communication using a dual diffuser modulation (DDM) technique. The most deteriorate the FSOC is scintillation where it affected the wave front cause to fluctuating
Special optical communication filter based on Thue–Morse photonic crystal structure
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In this paper we proposed a novel narrowband optical filter for wavelength division multiplexing applications. Due to their high transmission efficiency and very narrowband properties, we used the 5th generation Thue–Morse structure for designing our proposed
Investigating Wavelength Dependency of Terrestrial Free Space Optical CommunicationLink
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ABSTRACT Free space optical communication involves fiber-less optical based data transmission using visible and infrared bands of the spectrum. This technology has gained huge popularity in the past decades. In recent past a lot of research has been carried out
Optical Fibres by using Digital Communication without Direct Current to Detect CFD
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Abstract-This paper describes a cable fault detection system (CFD) in Optical Fibres by using Digital communication technology without Direct Current A fault detection system is provided for detecting and locating faulty connections in a Optical cable system. First and
Optical wireless communication using LED and improvement in noise parameter
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Abstract-There are many challenges which come across during wireless optical communication. Optical noise is the factor which leads to deterioration of signal during light emitting diode optical wireless communication. For this reason, here we first
Iterative Receiver for Flip-OFDM in Optical Wireless Communication
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Abstract: To guarantee nonnegative signals in optical wireless communication (OWC) systems, flipped orthogonal frequency division multiplexing (Flip-OFDM) transmits the positive and negative parts of the signal over two consecutive OFDM sub frames (positive
Optical Design of Dilute Nitride Quantum Wells Vertical Cavity Semiconductor OpticalAmplifiers for Communication Systems
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Arsenic (GaAs), Indium Antimony (InSb), Aluminum Arsenic (AlAs) and Indium Arsenic (InAs) have high carrier mobilities and direct energy gaps. This is making them indispensable for today's optoelectronic devices such as semiconductor lasers and optical amplifiers at 1.3
Effect of Various Optic Fibers on WDM Optical Communication System with High-order Modulation
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Abstract. Four-wave mixing is the major degrading factor in wavelength division multiplexing system together with other nonlinearities. This paper deals with comparison of wavelength division optical communication system with phase-shift keying and quadrature amplitude
Comparative Study of the Conventional and Optical Communication Analog Fire Detector Signal Attenuations with Various Number of Fire Detectors
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Abstract Comparative investigations of the conventional analog and optical communication analog fire detector signal attenuations with various numbers of fire detectors were performed in this research. The conventional fire detector signals with 1, 2, 16 and 32 fire
SCIENCESRESEARCH TECHNOLOGY PERFORMANCE INVESTIGATION OF A FREE SPACE OPTICAL COMMUNICATION LINK OPERATING AT 1550
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ABSTRACT Over the last two and half decades free space optical communication is preferred over microwave and radio frequency communication systems because of its license free long range operations. Also it has many advantages such as low cost, high
Raman Amplification in WDM Optical Communication Systems: A System Perceptive
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Abstract Statistical study on stimulated Raman scattering (SRS) crosstalk has been done by many researchers while ignoring pulse walk-off effect due to analytically unsolvable nonlinear coupled equations. To our knowledge there is no treatise, which deals with
Wireless Communication-Moving from RF to Optical
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Abstract–This paper provides study of popular radio frequency based wireless communication standards, their main features, advantages, disadvantages and applications. It further lists down the drawbacks of using radio frequency spectrum and the need to
Design and analysis of VCSEL LASER for third window of optical communication system
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Surface Emitting Lasers. In this paper design, simulation and analysis of VCSEL at different wavelengths near the third transparent window ie 1550nm is presented. Comparative analysis is done for three wavelengths that are 1510nm, 1540nm, and 1580nm. The
PERFORMANCE EVALUATION OF TRANSMISSION DISTANCE AND BIT RATES IN INTER-SATELLITE OPTICAL WIRELESS COMMUNICATION SYSTEM
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ABSTRACT The day to day development has advanced the optical communication system from long-lasting fibers to wireless system such as inter-satellite transmission system. This can be accomplished as the optical systems have resulted to be used in space
Optical communication
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Converged ultra-wideband and multi-level wired signal downstream transport over single wavelength in wavelength-division multiplexing passive optical network HUAN MA, FEI WANG, WEIBIN WANG, XIN ZHANG, QIONG YU . . . . . . . . . . . . . . . . . . . . . . . . 433 Study of all-optical logic
Design of an efficient 8-bit Flash ADC for Optical Communication Receivers
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Abstract:The proposed 8-bit Flash ADC design does not require resistor ladder circuit and it can operate at Giga Hz range with concurrent bubble error correction of 2nd order. It consists of 28–1 comparators and two encoding blocks. First encoding block is a 1–out of–
A Review on Inter-satellite Link in Inter-satellite Optical Wireless Communication
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Abstract In this paper, inter-satellite optical wireless communication (IsOWC) system is proposed, one of the imperative utilizations of free space optics/wireless space optics (FSO)/WSO innovation. IsOWC frameworks give a high bandwidth, small size, small
Asymmetrically And Symmetrically Clipping Optical OFDM Channel Capacity In WirelessCommunication
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Abstract:In this paper, we compare the asymmetrically and symmetrically clipping optical (ASCO)-OFDM and asymmetrically clipping optical (ACO)-OFDM in two dimensional (2D) intensity modulation direct detection (IM/DD) optical wireless communication (OWC). In 2D
Video on Demand Over Optical Wireless Communication Links
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The video on demand application (VoD) is a very popular internet service occupying 27% of the internet traffic [1]. According to a survey more than 74.1% of business and personal users access streaming media at least twice or thrice a week [2]. In the United States, 66
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