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Conferences > CLEO_Europe > 2011 > CI > CI_P5
  • CLEO/Europe and EQEC 2011 Conference Digest
  • OSA Technical Digest (CD) (Optica Publishing Group, 2011),
  • paper CI_P5

Nonlinear Distortion of 16QAM Constellations in Intradyne Coherent Receiver

Takahide Sakamoto, Akito Chiba, and Tetsuya Kawanishi

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Abstract

We investigate nonlinear distortions of constellations revealed in intradyne receivers for 16QAM signal reception. It is shown that symbols of constellations are circularly spread by impairments of balanced detectors and amplifiers, increasing excess bit errors.

© 2011 Optical Society of America

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