| 摘要 | 第4-5页 |
| Abstract | 第5-6页 |
| Abbreviations | 第13-17页 |
| 1 Introduction | 第17-30页 |
| 1.1 Overview | 第17-18页 |
| 1.2 Basic of optical communication systems | 第18-19页 |
| 1.3 Coherent detection | 第19-21页 |
| 1.4 OFDM versus Single-Carrier Modulation in optical communication | 第21-23页 |
| 1.5 Literature Survey | 第23-26页 |
| 1.6 Thesis motivation | 第26-27页 |
| 1.7 Structure of the Thesis | 第27-28页 |
| 1.8 Contribution of the Thesis | 第28-30页 |
| 2 Structure and principles of optical OFDM systems | 第30-54页 |
| 2.1 Introduction | 第30页 |
| 2.2 OFDM history and applications | 第30-32页 |
| 2.3 Principles of OFDM | 第32-39页 |
| 2.4 Optical OFDM | 第39-41页 |
| 2.5 Direct Detection Optical OFDM | 第41-44页 |
| 2.6 Coherent OpticaI OFDM | 第44-45页 |
| 2.7 Comparison between CO-OOFDM and IM-DD OOFDM | 第45-46页 |
| 2.8 Conclusion | 第46-54页 |
| 3 Theoretical study on phase noise in Coherent Optical OFDM systems | 第54-74页 |
| 3.1 Channel impairments in CO-OFDM | 第54-58页 |
| 3.2 Nonlinearities impairments | 第58-63页 |
| 3.3 Effects of phase noise on CO-OFDM | 第63-68页 |
| 3.4 Relationship between local oscillator phase noise and sampling clock jitter | 第68-74页 |
| 4 Pilot-data-aided phase noise estimation based on feed forward maximum like-lihood in CO-OFDM | 第74-84页 |
| 4.1 Introduction | 第74-75页 |
| 4.2 Principles of pilot data aided phase noise estimation | 第75-76页 |
| 4.3 Mathematical description of estimation method | 第76-79页 |
| 4.4 Simulation results and discussions | 第79-81页 |
| 4.5 Conclusion | 第81-84页 |
| 5 Phase noise mitigation based on wieners filters (MMSE) | 第84-97页 |
| 5.1 Introduction | 第84-85页 |
| 5.2 Theoretical overview and operating principles of the proposed mitigation technique | 第85-90页 |
| 5.3 Simulations results and discussions | 第90-93页 |
| 5.4 Conclusion | 第93-97页 |
| 6 16-QAM/128 OFDM Simulation and experimental demonstration | 第97-103页 |
| 6.1 Phase noise description and estimation | 第97-98页 |
| 6.2 Simulation setup and results | 第98页 |
| 6.3 Experimental demonstration | 第98-102页 |
| 6.4 Conclusion | 第102-103页 |
| 7 Conclusions and Future Tasks | 第103-106页 |
| 7.1 Summary of the work | 第103-105页 |
| 7.2 Future tasks | 第105-106页 |
| Acknowledgments | 第106-107页 |
| References | 第107-114页 |
| Appendix 1 Publications | 第114页 |
