Group Velocity Dispersion
já. Úvod
A. Definition of Group Velocity Dispersion
B. Importance of Group Velocity Dispersion in Optical Communication
II. Understanding Group Velocity Dispersion
A. Definition of Group Velocity
B. Concept of Dispersion
C. Group Velocity Dispersion as a Measure of Signal Distortion
III. Causes of Group Velocity Dispersion
A. Material Dispersion
1. Explanation of Material Dispersion
2. Factors Affecting Material Dispersion
B. Waveguide Dispersion
1. Explanation of Waveguide Dispersion
2. Factors Affecting Waveguide Dispersion
C. Polarization Mode Dispersion
1. Explanation of Polarization Mode Dispersion
2. Factors Affecting Polarization Mode Dispersion
IV. Measurement and Characterization of Group Velocity Dispersion
A. Methods for Measurement
1. Time Domain Methods
2. Frequency Domain Methods
B. Characterization of Group Velocity Dispersion
1. Calculation of Group Velocity Dispersion Coefficient
2. Dispersion Compensation Techniques
PROTI. Effects of Group Velocity Dispersion in Optical Communication
A. Pulse Broadening
1. Explanation of Pulse Broadening
2. Impact on Data Transmission Rates
B. Signal Distortion
1. Explanation of Signal Distortion
2. Impact on Signal Quality and Error Rates
VI. Mitigation Techniques for Group Velocity Dispersion
A. Dispersion Compensating Fibers
1. Principle of Dispersion Compensation
2. Types of Dispersion Compensating Fibers
B. Optical Filters and Equalizers
1. Role of Optical Filters and Equalizers
2. Types of Optical Filters and Equalizers
VII. Závěr
A. Recap of Group Velocity Dispersion and Its Importance
B. Summary of Causes and Effects of Group Velocity Dispersion
C. Overview of Mitigation Techniques
D. Future Trends and Advancements in Group Velocity Dispersion Compensation
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