نتایج جستجو برای: optical dispersion

تعداد نتایج: 321621  

2012
Ajay K. Sharma

In this paper, we have analyzed the performance of WDM Ethernet Passive Optical Network (EPON) with Radio over Fiber (RoF) optical link with the use of Dispersion compensating fiber at the transmission section. Performance of the system is improved with the use of DCF. The results are compared with and without DCF. The BER, Q factor and eye diagrams have been used for evaluating the performance...

Journal: :Acta Physica Polonica A 2009

Journal: :Optics express 2012
Likai Zhu Guifang Li

A computationally efficient dispersion-folded (D-folded) digital backward propagation (DBP) method for nonlinearity compensation of dispersion-managed fiber links is proposed. At the optimum power level of long-haul fiber transmission, the optical waveform evolution along the fiber is dominated by the chromatic dispersion. The optical waveform and, consequently, the nonlinear behavior of the op...

Journal: :Agricultural and Biological Chemistry 1966

Journal: :Journal of Biological Chemistry 1963

2003
V. Zakharov

Optical fiber systems with periodically varying dispersion are the most perspective candidates for high capacity communication lines in the future. An opportunity to assemble the system from pieces of fiber with a dispersion of opposite sign gives an ample freedom to a designer. If systems are completely linear it is possible to design an ideal line, transmitting the pulses to an arbitrary long...

Journal: :Optics express 2004
Haiqing Wei David Plant

Optical phase conjugation is demonstrated to enable simultaneous wide-band compensation of the residual dispersion and the fiber nonlinearities in dispersion-managed fiber transmission lines employing slope-compensating fibers. When the dispersion slope of transmission fibers is equalized by slope-compensating fibers, the residual dispersion and the slope of dispersion slope are compensated by ...

2011
Himanshu Monga Tarun Sharma R. S. Kaler

This paper presents the effect of dispersion and Multi Access Interference (MAI) of optical fiber on the Bit Error Rate (BER) performance of a Direct Sequence Optical Code Division Multiple Access (DS-OCDMA) network by means of intensity modulation and ORC. By using Mat lab simulations, Signal-toNoise Ratio (SNR) versus Received Optical Power (ROP) of an OCDMA transmission system can be evaluat...

Journal: :The Review of Laser Engineering 1996

Journal: :J. Inform. and Commun. Convergence Engineering 2013
Seong-Real Lee

Suppressing or mitigating signal distortion due to group velocity dispersion and optical Kerr effects is necessary in ultrahigh speed and long-haul wavelength division multiplexing (WDM) transmission systems. Dispersion management (DM), optical phase conjugation (OPC), and the combination of these two are promising techniques to compensate for signal distortion. In this paper, to implement a fl...

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