Pfau, Timo, and Reinhold Noé. “Phase-Noise-Tolerant Two-Stage Carrier Recovery Concept for Higher Order QAM Formats.”10.1109/JSTQE.2009.2034472__IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS, vol. 16, no. 5, 2010, pp. 1210–16, doi:10.1109/JSTQE.2009.2034472.

Noé, Reinhold, et al. “Electronic Polarization Control Algorithms for Coherent Optical Transmission.”10.1109/JSTQE.2009.2039920__IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS, vol. 16, no. 5, 2010, pp. 1193–200, doi:10.1109/JSTQE.2009.2039920.

Noé, Reinhold, et al. “Electronic Polarization Control Algorithms for Coherent Optical Transmission.”10.1109/JSTQE.2009.2039920__IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS, vol. 16, no. 5, 2010, pp. 1193–200, doi:10.1109/JSTQE.2009.2039920.

Koch, Benjamin, et al. “Endless Optical Polarization Control at 56 Krad/s, Over 50 Gigaradian, and Demultiplex of 112-Gb/s PDM-RZ-DQPSK Signals at 3.5 Krad/s.”10.1109/JSTQE.2010.2042033__IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS, vol. 16, no. 5, 2010, pp. 1158–63, doi:10.1109/JSTQE.2010.2042033.

Ibrahim, Selwan K., et al. “Performance of 20 Gb/s Quaternary Intensity Modulation Based on Binary or Duobinary Modulation in Two Quadratures with Unequal Amplitudes.”10.1109/JSTQE.2006.876318__IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS, vol. 12, no. 4, 2006, pp. 596–602, doi:10.1109/JSTQE.2006.876318.

Bhandare, S., et al. “Novel Nonmagnetic 30-DB Traveling-Wave Single-Sideband Optical Isolator Integrated in III/V Material.”10.1109/JSTQE.2005.845620__IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS, vol. 11, no. 2, 2005, pp. 417–21, doi:10.1109/JSTQE.2005.845620.

Noé, Reinhold, et al. “PMD in High-Bit-Rate Transmission and Means for Its Mitigation.”10.1109/JSTQE.2004.827842__IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS, vol. 10, no. 2, 2004, pp. 341–55, doi:10.1109/JSTQE.2004.827842.

Noé, Reinhold, et al. “PMD in High-Bit-Rate Transmission and Means for Its Mitigation.”10.1109/JSTQE.2004.827842__IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS, vol. 10, no. 2, 2004, pp. 341–55, doi:10.1109/JSTQE.2004.827842.