N. Kaneda, A. Leven, "Coherent polarization-division-multiplexed QPSK receiver with fractionally
spaced CMA for PMD compensation," Photon. Technol. Lett. 21, 203-205 (2009).

Q. Yang, Y. Tang, Y. Ma, W. Shieh, "Experimental demonstration and numerical simulation of 107-Gb/s high
spectral efficiency coherent optical OFDM," J. Lightw. Technol. 27, 168-176 (2009).

S. L. Jansen, I. Morita, T. C. W. Schenk, H. Tanaka, "121.9-Gb/s PDM-OFDM transmission with 2-b/s/Hz spectral efficiency over 1
000 km of SSMF," J. Lightw. Technol. 27, 177-188 (2009).

H. Sun, K.-T. Wu, K. Roberts, "Real-time measurements of a 40 Gb/s coherent system," Opt. Exp. 16, 873-879 (2008).

W. Shieh, X. Yi, Y. Ma, Q. Yang, "Coherent optical OFDM: Has its time come? [Invited]," J. Opt. Netw. 7, 234-255 (2008).

S. L. Jansen, I. Morita, T. C. W. Schenk, N. Takeda, H. Tanaka, "Coherent optical 25.8-Gb/s OFDM transmission over 4160-km SSMF," J. Lightw. Technol. 26, 6-15 (2008).

S. Savory, "Digital filters for coherent optical receivers," Opt. Exp. 16, 804-817 (2008).

A. Leven, N. Kaneda, U.-T. Koc, Y.-K. Chen, "Frequency estimation in intradyne reception," Photon. Technol. Lett. 19, 366-368 (2007).

N. Kaneda, A. Leven, Y.-K. Chen, "Block length effect on 5.0 Gbit/s real-time QPSK intradyne receivers with
standard DFB laser," Electron. Lett. 43, 1106-1107 (2007).

T. Pfau, R. Peveling, J. Hauden, N. Grossard, H. Porte, Y. Achiam, S. Hoffman, S. K. Ibrahim, O. Adamczyk, S. Bhandare, D. Sandel, M. Porrman, R. Noe, "Coherent digital polarization diversity receiver for real-time
polarization-multiplexed QPSK transmission at 2.8 Gb/s," Photon. Technol. Lett. 19, 1988-1990 (2007).

W. Shieh, C. Athaudage, "Coherent optical orthogonal frequency division multiplexing," Electron. Lett. 42, 587-589 (2006).

A. J. Lowery, J. Armstrong, "Orthogonal frequency division multiplexing for dispersion compensation of
long-haul optical systems," Opt. Exp. 14, 2079-2084 (2006).

R. Noe, "Phase noise-tolerant synchronous QPSK/BPSK baseband-type intradyne receiver
concept with feedforward carrier recovery," J. Lightw. Technol. 23, 802-808 (2005).

M. G. Taylor, "Coherent detection method using DSP for demodulation of signal and
subsequent equalization of propagation impairments," Photon. Technol. Lett. 16, 674-676 (2004).

T. M. Schmidl, D. C. Cox, "Robust frequency and timing synchronization for OFDM," IEEE Trans. Commun. 45, 1613-1621 (1997).

F. Derr, "Coherent optical QPSK intradyne system: Concept and digital receiver
realization," J. Lightw. Technol. 10, 1290-1296 (1992).

L. G. Kazovsky, "Phase- and polarization-diversity coherent optical techniques," J. Lightw. Technol. 7, 279-292 (1989).

A. J. Viterbi, A. M. Viterbi, "Nonlinear estimation of PSK-modulated carrier phase with application to
burst digital transmission," IEEE Trans. Inf. Theory 29, 543-551 (1983).

W. Shieh, C. Athaudage, "Coherent optical orthogonal frequency division multiplexing," Electron. Lett. 42, 587-589 (2006).

N. Kaneda, A. Leven, Y.-K. Chen, "Block length effect on 5.0 Gbit/s real-time QPSK intradyne receivers with
standard DFB laser," Electron. Lett. 43, 1106-1107 (2007).

T. M. Schmidl, D. C. Cox, "Robust frequency and timing synchronization for OFDM," IEEE Trans. Commun. 45, 1613-1621 (1997).

A. J. Viterbi, A. M. Viterbi, "Nonlinear estimation of PSK-modulated carrier phase with application to
burst digital transmission," IEEE Trans. Inf. Theory 29, 543-551 (1983).

R. Noe, "Phase noise-tolerant synchronous QPSK/BPSK baseband-type intradyne receiver
concept with feedforward carrier recovery," J. Lightw. Technol. 23, 802-808 (2005).

F. Derr, "Coherent optical QPSK intradyne system: Concept and digital receiver
realization," J. Lightw. Technol. 10, 1290-1296 (1992).

L. G. Kazovsky, "Phase- and polarization-diversity coherent optical techniques," J. Lightw. Technol. 7, 279-292 (1989).

S. L. Jansen, I. Morita, T. C. W. Schenk, N. Takeda, H. Tanaka, "Coherent optical 25.8-Gb/s OFDM transmission over 4160-km SSMF," J. Lightw. Technol. 26, 6-15 (2008).

Q. Yang, Y. Tang, Y. Ma, W. Shieh, "Experimental demonstration and numerical simulation of 107-Gb/s high
spectral efficiency coherent optical OFDM," J. Lightw. Technol. 27, 168-176 (2009).

S. L. Jansen, I. Morita, T. C. W. Schenk, H. Tanaka, "121.9-Gb/s PDM-OFDM transmission with 2-b/s/Hz spectral efficiency over 1
000 km of SSMF," J. Lightw. Technol. 27, 177-188 (2009).

H. Sun, K.-T. Wu, K. Roberts, "Real-time measurements of a 40 Gb/s coherent system," Opt. Exp. 16, 873-879 (2008).

S. Savory, "Digital filters for coherent optical receivers," Opt. Exp. 16, 804-817 (2008).

A. J. Lowery, J. Armstrong, "Orthogonal frequency division multiplexing for dispersion compensation of
long-haul optical systems," Opt. Exp. 14, 2079-2084 (2006).

M. G. Taylor, "Coherent detection method using DSP for demodulation of signal and
subsequent equalization of propagation impairments," Photon. Technol. Lett. 16, 674-676 (2004).

N. Kaneda, A. Leven, "Coherent polarization-division-multiplexed QPSK receiver with fractionally
spaced CMA for PMD compensation," Photon. Technol. Lett. 21, 203-205 (2009).

T. Pfau, R. Peveling, J. Hauden, N. Grossard, H. Porte, Y. Achiam, S. Hoffman, S. K. Ibrahim, O. Adamczyk, S. Bhandare, D. Sandel, M. Porrman, R. Noe, "Coherent digital polarization diversity receiver for real-time
polarization-multiplexed QPSK transmission at 2.8 Gb/s," Photon. Technol. Lett. 19, 1988-1990 (2007).

A. Leven, N. Kaneda, U.-T. Koc, Y.-K. Chen, "Frequency estimation in intradyne reception," Photon. Technol. Lett. 19, 366-368 (2007).

Q. Yang, N. Kaneda, X. Liu, W. Shieh, "Demonstration of frequency-domain averaging based channel estimation for
40-Gb/s CO-OFDM with high PMD," Proc. OFC/NFOEC (2009) pp. 1-3.

S. Chen, Q. Yang, Y. Ma, W. Shieh, "Multi-gigabit real-time coherent optical OFDM receiver," Proc. OFC/NFOEC (2009) pp. 1-3.

Q. Yang, N. Kaneda, X. Liu, S. Chandrasekhar, W. Shieh, Y. K. Chen, "Real-time coherent optical OFDM receiver at 2.5-GS/s for receiving a
54-Gb/s multi-band signal," Proc. OFC/NFOEC (2009) pp. 1-3.

Y. Wang, Z. Pan, C. Yu, T. Luo, A. Sahin, A. E. Willner, "A multi-wavelength optical source based on supercontinuum generation using
phase and intensity modulation at the line-spacing rate," Proc. ECOC (2003) pp. 1-2.

A. Sano, E. Yamada, H. Masuda, E. Yamazaki, T. Kobayashi, E. Yoshida, Y. Miyamoto, S. Matsuoka, R. Kudo, K. Ishihara, Y. Takatori, M. Mizouchi, K. Okada, K. Hagimoto, H. Yamazaki, S. Kamei, H. Ishii, "13.4-Tb/s (134$\,\times\,$111-Gb/s/ch) no-guard-interval coherent OFDM transmission over 3 600 km of SMF
with 19-ps average PMD," Proc. ECOC (2008) pp. 1-2.

A. Leven, N. Kaneda, Y.-K. Chen, "A real-time CMA-based 10 Gb/s polarization demultiplexing coherent receiver
implmented in an FPGA," OFC/NFOEC San DiegoCA (2008).

X. Liu, F. Buchali, "Improved nonlinear tolerance of 112-Gb/s PDM-OFDM in dispersion
uncompensated transmission with efficient channel estimation," Proc. ECOC (2008) pp. 1-2.

Wireless LAN Medium Access Control (MAC) and Physical Layer Specifications
(PHY) IEEE Standard 802.11a (1999).

R. Dischler, F. Buchali, "Transmission of 1.2 Tb/s continuous waveband PDM-OFDM-FDM signal with
spectral efficiency of 3.3 bits/s/Hz over 400 km of SSMF," OFC/NFOEC San DiegoCA (2009) Paper PDPC2.