Advanced Conventional Interconnects: State of the Art, Future Trends, and Limitations -- Optical Gain in Silicon and the Quest for a Silicon Injection Laser -- Silicon Raman Laser, Amplifier, and Wavelength Converter -- Electro-Optical Modulators in Silicon -- Silicon Photodetectors and Receivers -- Active SiGe Devices for Optical Interconnects -- An Introduction to Silicon Photonics -- Submicron Silicon Strip Waveguides -- Photonic Crystal Microcircuit Elements -- On Chip Optical Waveguide Interconnect: the Problem of the In/Out Coupling -- Si Microphotonics for Optical Interconnection -- Silicon-Integrated Optics -- Free-Space Optical Interconnects.