dispersion compensation for optical fiber systems
Báo cáo hóa học: " Fiber over Wireless Chromatic Dispersion Compensation for a Better Quality of Service" pptx
... wireless-fiber systems allow for easy integration and upgrades since the electrical-to -optical conversion is independent of basebandto-RF modulation format Fourth, the introduction of the optical link ... the second- and third-order dispersion parameters referred to as the group velocity dispersion (GVD) and third-order dispersion (TOD) While dispersion is responsible for a temporal broadening of ... simulated results using the optical post -compensation S Guizani et al Fiber (Tx) Z1 Fiber (Rx) Periodizer Filtered Z2 ZT = Z1 + Z2 Figure 3: Schematic model of the post -compensation model Figure...
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wdm optical interfaces for future fiber radio systems phần 1 ppt
... CHARACTERISATION AND ENHANCEMENT OF LINKS PERFORMANCE INCORPORATING WDM OPTICAL INTERFACE……121 4.1 INTRODUCTION 121 4.2 OPTICAL IMPAIRMENTS INTRODUCED BY THE WDM OPTICAL INTERFACE 123 4.3 SIMULATION ... PERFORMANCE OF SINGLE AND CASCADED WDM OPTICAL INTERFACES 134 4.4.1 Characteristics of Optical Components………… ……………………134 4.4.1.1 Fibre Bragg Grating 134 xii 4.4.1.2 8-Port Optical ... signal The introduction of optical transport of mm-wave signals to BSs in BWA systems then leads to a hybrid optical and wireless technology termed as “MM-Wave FibreRadio Systems , which is described...
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wdm optical interfaces for future fiber radio systems phần 2 potx
... Lim, Dispersion tolerant novel base station optical interface for future WDM fibre-radio systems presented at the Conference on Optical Internet Network (COIN) / Australian Conference on Optical ... “Radio-over -fiber distribution using an optical millimeter-wave/DWDM overlay,” Proc Conference on Optical Fiber Communication and the International Conference on Integrated Optics and Optical Fiber ... no.12, pp.1745-1748, 2000 [37] G Smith et al., "Technique for optical SSB generation to overcome dispersion penalties in fiber- radio systems, " Electron Lett., vol 33, pp 74-75, 1997 [38] K Kojucharow,...
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wdm optical interfaces for future fiber radio systems phần 3 ppsx
... additional optical carrier even for lower optically modulated microwave signals (3 GHz microwave), irrespective of optical modulation formats The difference in a typical OSSB+C modulated optical ... WDM/SCM fiber- radio access network,” Proc Conference on Optical Fiber Communication (OFC'98), Washington DC, USA, vol 2, pp 18-19, 1998 [37] M A Al-mumin and G Li, “WDM/SCM optical fiber backbone for ... "Technique for optical SSB generation to overcome dispersion penalties in fiber- radio systems, " Electron Lett., vol 33, pp 74-75, 1997 [60] G H Smith, D Novak, and Z Ahmed, “Overcoming chromatic dispersion...
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wdm optical interfaces for future fiber radio systems phần 4 ppt
... desirable for the practical deployment of such systems If the OADM interface in the BS can be provisioned to provide optical carrier for the generation of uplink optical mm- 82 Chapter 3: WDM Optical ... reused at the BS as the optical carrier for the uplink path In the uplink direction, a dispersion- tolerant OSSB+C formatted optical signal is generated using the recovered optical carrier and the ... OSSB+C modulation format The spectra of the recovered 53% optical carrier and 95 53% λ2 -30 -60 λ2 UP 22 dB Optical Power (dBm) Optical Power (dBm) Chapter 3: WDM Optical Interface for Simplified...
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wdm optical interfaces for future fiber radio systems phần 5 pot
... Dispersion Tolerant Novel Base Station Optical Interface for Future WDM Fiber- Radio Systems, ” Proc of Conference on Optical Internet/ Australian Conference on Optical Fiber Technology (COIN/ACOFT’03), ... "Technique for optical SSB generation to overcome dispersion penalties in fiber- radio systems, " Electron Lett., vol 33, pp 74-75, 1997 [54] G H Smith, D Novak, and Z Ahmed, “Overcoming chromatic dispersion ... Links Performance Incorporating WDM Optical Interface direction Therefore, the optical mm-wave signals in a WI-DWDM network incorporating the WDM optical interface will be contaminated by the optical...
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wdm optical interfaces for future fiber radio systems phần 6 potx
... WDM optical interface enabling modulation depth enhancement of the downlink signal and recovering greater optical carrier for the uplink path, while performing optical add-drop functionality for ... well as the performance degradation due to traversing WDM Optical Interface1 before entering to WDM Optical Interface2 143 Chapter 4: Characterisation and Enhancement of Links Performance Incorporating ... Experimental setup for the evaluation of the performance of modified WDM optical interface enabling performance improvement of the link, both in downlink and uplink direction, for a WI-DWDM fibre-radio...
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wdm optical interfaces for future fiber radio systems phần 7 docx
... Performance Incorporating WDM Optical Interface 4.10 References [1] M Bakaul, A Nirmalathas, and C Lim, Dispersion Tolerant Novel Base Station Optical Interface for Future WDM Fiber- Radio Systems, ” ... “Radio-over -fiber distribution using an optical millimeter-wave/DWDM overlay,” Proc Conference on Optical Fiber Communication and the International Conference on Integrated Optics and Optical Fiber ... 2000 [31] D Castleford, A Nirmalathas, and D Novak, “Impact of optical crosstalk in fiber- radio systems incorporating WDM,” IEEE Top Meet On Microwave Photonics (MWP '00), Oxford, UK, pp 51-54,...
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wdm optical interfaces for future fiber radio systems phần 8 potx
... 1556.6 Wavelength (nm) (b) (c) Fig 5.9: Measured optical spectra for the optical mm-wave signals: (a): (S1, C1), (b): (S2, C2) and (c): (S3, C3) before entering the proposed multiplexer 197 Chapter ... optical mm-wave signals with suppressed unwanted modulation sidebands Figs 5.9 (a) - (c) show the optical spectra of the modulated optical mm-wave signals, (S1, C1), (S2, C2) and (S3, C3) before ... indicate the presence of optical crosstalk in the demultiplexed signals, which Optical Power (dBm) is defined here as the ratio of the undesired optical carriers to the desired optical C1 -20 S1 -30...
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wdm optical interfaces for future fiber radio systems phần 9 pot
... optical spectra for Optical Power (dBm) the recovered optical carrier and the generated uplink (SU3, CU3) before entering the 50%CD3 SD3 -20 -40 -60 -80 1555.9 1556.3 1556.7 Wavelength (nm) Optical ... "Technique for optical SSB generation to overcome dispersion penalties in fiber- radio systems, " Electron Lett., vol 33, pp 74-75, 1997 [13] G H Smith, D Novak, and Z Ahmed, “Overcoming chromatic dispersion ... Willner, Dispersion division multiplexing technique for doubling the spectral efficiency of subcarrier multiplexed data transmission over fiber optical links,” Proc Conference on Optical Fiber Communication...
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