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coherent optical communication system

Comparative Analysis of Different Modulation Techniques in Coherent Optical Communication System

Comparative Analysis of Different Modulation Techniques in Coherent Optical Communication System

... In this paper, we have demonstrated the performance of the coherent optical communication system based on different modulation techniques operating at a bit rate of 10Gbps. It is observed that ...

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DSP BASED COHERENT OPTICAL COMMUNICATION SYSTEM

DSP BASED COHERENT OPTICAL COMMUNICATION SYSTEM

... on coherent detection is being widely ...single optical carrier is an attractive solution in future network, since it reduce the complexity and cost of transmitter and receiver, pushing the boundaries of ...

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Phase noise cancellation in coherent communication systems using a radio frequency pilot tone

Phase noise cancellation in coherent communication systems using a radio frequency pilot tone

... long-haul, coherent optical communication system with EDC and ...the optical fiber and the dispersion compensation unit, and thus the net CD experienced by the Tx LPN approaches ...the ...

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Analysis and Design of 2×4 90° Crystal Space Optical Hybrid for Coherent Optical Communication

Analysis and Design of 2×4 90° Crystal Space Optical Hybrid for Coherent Optical Communication

... crystal optical hybrid is ...spatial optical hybrid, this hybrid can improve the coupling effect of signal beam and local oscillator beam, and reduce the influence of crystal processing error between ...

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Design Coding Format For Optical Fiber Communications

Design Coding Format For Optical Fiber Communications

... an optical transmitter. In modern laser communication systems There are two type of optical light sources, such as Light emitting diode (LED) that give incoherent communication ...give ...

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Analytical investigations on carrier phase recovery in dispersion unmanaged n PSK coherent optical communication systems

Analytical investigations on carrier phase recovery in dispersion unmanaged n PSK coherent optical communication systems

... based coherent optical fiber communication systems, an effect of equalization enhanced phase noise (EEPN) will be generated due to the interactions between the electronic dispersion equalization ...

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Blind Equalization in Optical Communications Using Independent Component Analysis

Blind Equalization in Optical Communications Using Independent Component Analysis

... in coherent optical communication ...multi-span optical communications system impaired by both polarization mode dispersion (PMD) and polarization dependent loss ...

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Design And Construction Of Instrumentation System To Study And Model The Effects Of Dense Fog On Radio Wave Propagation At Gsm Frequency.

Design And Construction Of Instrumentation System To Study And Model The Effects Of Dense Fog On Radio Wave Propagation At Gsm Frequency.

... of coherent light from a smaller area, allowing for faster modulation and thus higher transport bandwidth ...laser communication has many advantages such as; no communication license is required, no ...

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OFDM in Free Space Optical Communication System

OFDM in Free Space Optical Communication System

... OOK system is more robust with regard to atmospheric distortion than a coherent modulation ...in optical fibre communications due to its low ...for optical links inside the ...

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Digital adaptive carrier phase estimation in multi level phase shift keying coherent optical communication systems

Digital adaptive carrier phase estimation in multi level phase shift keying coherent optical communication systems

... over optical fibers, to constitute the great part of the national and international communication infrastructures ...speed optical fiber communication systems can be significantly degraded by ...

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Optical Fiber Communication System  Theory or Analysis

Optical Fiber Communication System Theory or Analysis

... that optical frequencies supply a rise within the potential usable information measure by an element of around ten thousand over high frequency microwave ...the optical maser returning into the image the ...

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PERFORMANCE COMPARISON OF DD-DPSK-OFDM AND CO-DPSK-OFDM IN ISOWC SYSTEMS

PERFORMANCE COMPARISON OF DD-DPSK-OFDM AND CO-DPSK-OFDM IN ISOWC SYSTEMS

... intersatellite optical wireless system at 10 Gbps using coherent optical differential phase shift keying based orthogonal frequency division multiplexing is investigated in this work at ...

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Analytical Investigations on Carrier Phase Recovery in Dispersion-Unmanaged n-PSK Coherent Optical Communication Systems

Analytical Investigations on Carrier Phase Recovery in Dispersion-Unmanaged n-PSK Coherent Optical Communication Systems

... high-speed optical fiber communication systems can be significantly degraded by the impairments in the transmission channels and laser sources, such as chromatic dispersion (CD), polarization mode ...

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Carrier phase estimation in dispersion unmanaged optical transmission systems

Carrier phase estimation in dispersion unmanaged optical transmission systems

... current communication infrastructure by carrying most of digital traffic ...high-capacity optical fibre networks can be seriously deteriorated by physical impairments in the transmission systems, ...these ...

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Asymptotic analysis of V BLAST MIMO for coherent optical wireless communications in Gamma Gamma turbulence

Asymptotic analysis of V BLAST MIMO for coherent optical wireless communications in Gamma Gamma turbulence

... of coherent optical wireless communication systems in Gamma-Gamma turbulence when applying the V-BLAST MIMO ...the system and mathematical solutions for asymptotic BER performance are ...MIMO ...

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Advanced DSP for coherent optical fiber communication

Advanced DSP for coherent optical fiber communication

... long-haul coherent optical fiber transmission ...in optical transmission links need to be compensated, but also, the nonlinear impairments require proper algorithms for mitigation because they become ...

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Challenges to coherent optical communication systems and their mitigation techniques –A Review

Challenges to coherent optical communication systems and their mitigation techniques –A Review

... Block diagram of dual polarization coherent optical system is shown in the figure1 [11] .Coherent transmitter up-converts the baseband signal to the optical field. In the transmitter, ...

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Design and Implementation of Under Water
Optical Communication System

Design and Implementation of Under Water Optical Communication System

... based communication using blue-green lasers is a potential technique for high bandwidth underwater wireless communication because of its high data transfer rate, reasonably large range, small size, low ...

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Optical Wireless Communication System for Data Transfer

Optical Wireless Communication System for Data Transfer

... to optical wireless being an active area of ...infra-red optical wireless there have been demonstrations of extremely high data rate point to point links[3], as well as systems operating at ...in ...

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PC TO PC OPTICAL FIBER COMMUNICATION SYSTEM

PC TO PC OPTICAL FIBER COMMUNICATION SYSTEM

... of optical fiber in field of computers and electronics is a topic of recent research interest ...of communication in near future on replacing the metal wires linking between components in normal computers ...

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