TY - BOOK AU - Betti, Silvello AU - Marchi, De Giancarlo AU - Iannone, Eugenio TI - Coherent optical communications systems. SN - 0471575127 AV - TK5103.59.B46 PY - 1994/// CY - New York PB - John Wiley & Sons N1 - Includes index; Contents: Introduction -- Theory of optical communication -- Fiber devices for optical communication systems -- Integrated devices for optical communication systems -- Direct detection optical communication systems -- Coherent systems: Structure and ideal performance -- Performance degration sources in coherent optical systems -- Multilevel coherent optical systems -- Multichannel optical systems -- Present-day systems implementations -- Appendix A: The Marcum Q function -- Appendix B: Distribution of hermitian quadratic forms of gaussian random variables -- Appendix C: The Cauchy equation and its approximations -- Appendix D: Principal states of polarization in a single-mode fiber ER -