N. Amaya, I. Muhammad, G. S. Zervas, R. Nejabati, D. Simeonidou, Y. R. Zhou, and A. Lord, “Experimental demonstration of a gridless multi-granular optical network supporting flexible spectrum switching,” in Proc. OFC/NFOEC, 2011, OMW3.

E. L. Rouzic, P. Gavignet, B. Arzur, and N. Brochier, “Future optical core networks for novel applications,” in Proc. ECOC, 2011, Tu.6.K.1.

E. L. Rouzic, P. Gavignet, B. Arzur, and N. Brochier, “Future optical core networks for novel applications,” in Proc. ECOC, 2011, Tu.6.K.1.

R. Dischler, F. Buchali, and A. Klekamp, “Demonstration of bit rate variable ROADM functionality on an optical OFDM superchannel,” in Proc. OFC/NFOEC, 2010, OTuM7.

Y. Wang, X. Cao, and Q. Hu, “Routing and spectrum allocation in spectrum-sliced elastic optical path networks,” in Proc. IEEE Int. Conf. on Communications (ICC), June 2011.

Y. Ma, Q. Yang, Y. Tang, S. Chen, and W. Shieh, “1-Tb/s single-channel coherent optical OFDM transmission with orthogonal-band multiplexing and sub-wavelength bandwidth access,” J. Lightwave Technol., vol. 28, no. 4, pp. 308–315, Feb.2010.

A. Morea, A. F. Chong, and O. Rival, “Impact of transparent network constraints on capacity gain of elastic channel spacing,” in Proc. OFC/NFOEC, 2011, JWA62.

K. Christodoulopoulos, I. Tomkos, and A. Varvarigos, “Routing and spectrum allocation in OFDM-based optical networks with elastic bandwidth allocation,” in Proc. IEEE Globecom, 2010.

R. Dischler, F. Buchali, and A. Klekamp, “Demonstration of bit rate variable ROADM functionality on an optical OFDM superchannel,” in Proc. OFC/NFOEC, 2010, OTuM7.

W. Shieh and I. Djordjevic, OFDM for Optical Communications. Academic Press, 2010.

D. J. Geisler, N. K. Fontaine, R. P. Scott, T. He, L. Paraschis, O. Gerstel, J. P. Heritage, and S. J. B. Yoo, “Bandwidth scalable, coherent transmitter based on parallel synthesis of multiple spectral slices,” in Proc. OFC/NFOEC, 2011, OTuE3.

E. L. Rouzic, P. Gavignet, B. Arzur, and N. Brochier, “Future optical core networks for novel applications,” in Proc. ECOC, 2011, Tu.6.K.1.

D. J. Geisler, N. K. Fontaine, R. P. Scott, T. He, L. Paraschis, O. Gerstel, J. P. Heritage, and S. J. B. Yoo, “Bandwidth scalable, coherent transmitter based on parallel synthesis of multiple spectral slices,” in Proc. OFC/NFOEC, 2011, OTuE3.

O. Gerstel, M. Jinno, A. Lord, and S. J. B. Yoo, “Elastic optical networking: A new dawn for the optical layer?” IEEE Commun. Mag., vol. 50, no. 2, pp. s12–s20, Feb.2012.

O. Gerstel, “Flexible use of spectrum and photonic grooming,” in Proc. IPR/PS, 2010, PMD3.

D. J. Geisler, N. K. Fontaine, R. P. Scott, T. He, L. Paraschis, O. Gerstel, J. P. Heritage, and S. J. B. Yoo, “Bandwidth scalable, coherent transmitter based on parallel synthesis of multiple spectral slices,” in Proc. OFC/NFOEC, 2011, OTuE3.

H. Takara, T. Goh, K. Shibahara, K. Yonenaga, S. Kawai, and M. Jinno, “Experimental demonstration of 400 Gb/s multi-flow, multirate, multi-reach optical transmitter for efficient elastic spectral routing,” in Proc. ECOC, 2011, Tu.5.A.4.

D. J. Geisler, N. K. Fontaine, R. P. Scott, T. He, L. Paraschis, O. Gerstel, J. P. Heritage, and S. J. B. Yoo, “Bandwidth scalable, coherent transmitter based on parallel synthesis of multiple spectral slices,” in Proc. OFC/NFOEC, 2011, OTuE3.

D. J. Geisler, N. K. Fontaine, R. P. Scott, T. He, L. Paraschis, O. Gerstel, J. P. Heritage, and S. J. B. Yoo, “Bandwidth scalable, coherent transmitter based on parallel synthesis of multiple spectral slices,” in Proc. OFC/NFOEC, 2011, OTuE3.

M. Jinno, Y. Sone, H. Takara, A. Hirano, K. Yonenaga, and S. Kawai, “IP traffic offloading to elastic optical layer using multi-flow optical transponder,” in Proc. ECOC, 2011, Mo.2.K.2.

M. Jinno, T. Ohara, Y. Sone, A. Hirano, O. Ishida, and M. Tomizawa, “Introducing elasticity and adaptation into the optical domain toward more efficient and scalable optical transport networks,” in ITU-T Kaleidoscope Academic Conf., 2010, S2.2.

Y. Wang, X. Cao, and Q. Hu, “Routing and spectrum allocation in spectrum-sliced elastic optical path networks,” in Proc. IEEE Int. Conf. on Communications (ICC), June 2011.

Y. Zhang, X. Zheng, Q. Li, N. Hua, Y. Li, and H. Zhang, “Traffic grooming in spectrum-elastic optical path networks,” in Proc. OFC/NFOEC, 2011, OTuI1.

M. Jinno, T. Ohara, Y. Sone, A. Hirano, O. Ishida, and M. Tomizawa, “Introducing elasticity and adaptation into the optical domain toward more efficient and scalable optical transport networks,” in ITU-T Kaleidoscope Academic Conf., 2010, S2.2.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

A. N. Patel, P. N. Ji, J. P. Jue, and T. Wang, “Defragmentation of transparent flexible optical WDM (FWDM) networks,” in Proc. OFC/NFOEC, 2011, OTuI8.

O. Gerstel, M. Jinno, A. Lord, and S. J. B. Yoo, “Elastic optical networking: A new dawn for the optical layer?” IEEE Commun. Mag., vol. 50, no. 2, pp. s12–s20, Feb.2012.

B. Kozicki, H. Takara, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, K. Yonenaga, and M. Jinno, “Optical path aggregation for 1-Tb/s transmission in spectrum-sliced elastic optical path network,” IEEE Photon. Technol. Lett., vol. 22, no. 17, pp. 1315–1317, Sept.2010.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, Y. Sone, and S. Matsuoka, “Spectrum-efficient and scalable elastic optical path network: Architecture, benefits, and enabling technologies,” IEEE Commun. Mag., vol. 47, no. 11, pp. 66–73, Nov.2009.

M. Jinno, T. Ohara, Y. Sone, A. Hirano, O. Ishida, and M. Tomizawa, “Introducing elasticity and adaptation into the optical domain toward more efficient and scalable optical transport networks,” in ITU-T Kaleidoscope Academic Conf., 2010, S2.2.

M. Jinno, Y. Sone, H. Takara, A. Hirano, K. Yonenaga, and S. Kawai, “IP traffic offloading to elastic optical layer using multi-flow optical transponder,” in Proc. ECOC, 2011, Mo.2.K.2.

H. Takara, T. Goh, K. Shibahara, K. Yonenaga, S. Kawai, and M. Jinno, “Experimental demonstration of 400 Gb/s multi-flow, multirate, multi-reach optical transmitter for efficient elastic spectral routing,” in Proc. ECOC, 2011, Tu.5.A.4.

B. Kozicki, H. Takara, T. Yoshimatsu, K. Yonenaga, and M. Jinno, “Filtering characteristics of highly-spectrum efficient spectrum-sliced elastic optical path (SLICE) network,” in Proc. OFC/NFOEC, 2009, JWA43.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

A. N. Patel, P. N. Ji, J. P. Jue, and T. Wang, “Defragmentation of transparent flexible optical WDM (FWDM) networks,” in Proc. OFC/NFOEC, 2011, OTuI8.

H. Takara, T. Goh, K. Shibahara, K. Yonenaga, S. Kawai, and M. Jinno, “Experimental demonstration of 400 Gb/s multi-flow, multirate, multi-reach optical transmitter for efficient elastic spectral routing,” in Proc. ECOC, 2011, Tu.5.A.4.

M. Jinno, Y. Sone, H. Takara, A. Hirano, K. Yonenaga, and S. Kawai, “IP traffic offloading to elastic optical layer using multi-flow optical transponder,” in Proc. ECOC, 2011, Mo.2.K.2.

R. Dischler, F. Buchali, and A. Klekamp, “Demonstration of bit rate variable ROADM functionality on an optical OFDM superchannel,” in Proc. OFC/NFOEC, 2010, OTuM7.

B. Kozicki, H. Takara, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, K. Yonenaga, and M. Jinno, “Optical path aggregation for 1-Tb/s transmission in spectrum-sliced elastic optical path network,” IEEE Photon. Technol. Lett., vol. 22, no. 17, pp. 1315–1317, Sept.2010.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

B. Kozicki, H. Takara, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, K. Yonenaga, and M. Jinno, “Optical path aggregation for 1-Tb/s transmission in spectrum-sliced elastic optical path network,” IEEE Photon. Technol. Lett., vol. 22, no. 17, pp. 1315–1317, Sept.2010.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, Y. Sone, and S. Matsuoka, “Spectrum-efficient and scalable elastic optical path network: Architecture, benefits, and enabling technologies,” IEEE Commun. Mag., vol. 47, no. 11, pp. 66–73, Nov.2009.

B. Kozicki, H. Takara, T. Yoshimatsu, K. Yonenaga, and M. Jinno, “Filtering characteristics of highly-spectrum efficient spectrum-sliced elastic optical path (SLICE) network,” in Proc. OFC/NFOEC, 2009, JWA43.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

G. Zhang, M. D. Leenheer, A. Morea, and B. Mukherjee, “A survey on OFDM-based elastic core optical networking,” IEEE Commun. Surv. Tutorials, to be published.

G. Zhang, M. D. Leenheer, and B. Mukherjee, “Optical grooming in OFDM-based elastic optical networks,” in Proc. OFC/NFOEC, 2012, OTh1A.

Y. Zhang, X. Zheng, Q. Li, N. Hua, Y. Li, and H. Zhang, “Traffic grooming in spectrum-elastic optical path networks,” in Proc. OFC/NFOEC, 2011, OTuI1.

Y. Zhang, X. Zheng, Q. Li, N. Hua, Y. Li, and H. Zhang, “Traffic grooming in spectrum-elastic optical path networks,” in Proc. OFC/NFOEC, 2011, OTuI1.

O. Gerstel, M. Jinno, A. Lord, and S. J. B. Yoo, “Elastic optical networking: A new dawn for the optical layer?” IEEE Commun. Mag., vol. 50, no. 2, pp. s12–s20, Feb.2012.

N. Amaya, I. Muhammad, G. S. Zervas, R. Nejabati, D. Simeonidou, Y. R. Zhou, and A. Lord, “Experimental demonstration of a gridless multi-granular optical network supporting flexible spectrum switching,” in Proc. OFC/NFOEC, 2011, OMW3.

Y. Ma, Q. Yang, Y. Tang, S. Chen, and W. Shieh, “1-Tb/s single-channel coherent optical OFDM transmission with orthogonal-band multiplexing and sub-wavelength bandwidth access,” J. Lightwave Technol., vol. 28, no. 4, pp. 308–315, Feb.2010.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, Y. Sone, and S. Matsuoka, “Spectrum-efficient and scalable elastic optical path network: Architecture, benefits, and enabling technologies,” IEEE Commun. Mag., vol. 47, no. 11, pp. 66–73, Nov.2009.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

G. Zhang, M. D. Leenheer, A. Morea, and B. Mukherjee, “A survey on OFDM-based elastic core optical networking,” IEEE Commun. Surv. Tutorials, to be published.

A. Morea, A. F. Chong, and O. Rival, “Impact of transparent network constraints on capacity gain of elastic channel spacing,” in Proc. OFC/NFOEC, 2011, JWA62.

N. Amaya, I. Muhammad, G. S. Zervas, R. Nejabati, D. Simeonidou, Y. R. Zhou, and A. Lord, “Experimental demonstration of a gridless multi-granular optical network supporting flexible spectrum switching,” in Proc. OFC/NFOEC, 2011, OMW3.

G. Zhang, M. D. Leenheer, and B. Mukherjee, “Optical grooming in OFDM-based elastic optical networks,” in Proc. OFC/NFOEC, 2012, OTh1A.

G. Zhang, M. D. Leenheer, A. Morea, and B. Mukherjee, “A survey on OFDM-based elastic core optical networking,” IEEE Commun. Surv. Tutorials, to be published.

N. Amaya, I. Muhammad, G. S. Zervas, R. Nejabati, D. Simeonidou, Y. R. Zhou, and A. Lord, “Experimental demonstration of a gridless multi-granular optical network supporting flexible spectrum switching,” in Proc. OFC/NFOEC, 2011, OMW3.

M. Jinno, T. Ohara, Y. Sone, A. Hirano, O. Ishida, and M. Tomizawa, “Introducing elasticity and adaptation into the optical domain toward more efficient and scalable optical transport networks,” in ITU-T Kaleidoscope Academic Conf., 2010, S2.2.

D. J. Geisler, N. K. Fontaine, R. P. Scott, T. He, L. Paraschis, O. Gerstel, J. P. Heritage, and S. J. B. Yoo, “Bandwidth scalable, coherent transmitter based on parallel synthesis of multiple spectral slices,” in Proc. OFC/NFOEC, 2011, OTuE3.

A. N. Patel, P. N. Ji, J. P. Jue, and T. Wang, “Defragmentation of transparent flexible optical WDM (FWDM) networks,” in Proc. OFC/NFOEC, 2011, OTuI8.

A. Morea, A. F. Chong, and O. Rival, “Impact of transparent network constraints on capacity gain of elastic channel spacing,” in Proc. OFC/NFOEC, 2011, JWA62.

E. L. Rouzic, P. Gavignet, B. Arzur, and N. Brochier, “Future optical core networks for novel applications,” in Proc. ECOC, 2011, Tu.6.K.1.

K. Sato, “Recent developments in and challenges of elastic optical path networking,” in Proc. ECOC, 2011, Mo.2.K.1.

D. J. Geisler, N. K. Fontaine, R. P. Scott, T. He, L. Paraschis, O. Gerstel, J. P. Heritage, and S. J. B. Yoo, “Bandwidth scalable, coherent transmitter based on parallel synthesis of multiple spectral slices,” in Proc. OFC/NFOEC, 2011, OTuE3.

H. Takara, T. Goh, K. Shibahara, K. Yonenaga, S. Kawai, and M. Jinno, “Experimental demonstration of 400 Gb/s multi-flow, multirate, multi-reach optical transmitter for efficient elastic spectral routing,” in Proc. ECOC, 2011, Tu.5.A.4.

W. Shieh, “OFDM for flexible high-speed optical networks,” J. Lightwave Technol., vol. 29, no. 10, pp. 1560–1577, May2011.

Y. Ma, Q. Yang, Y. Tang, S. Chen, and W. Shieh, “1-Tb/s single-channel coherent optical OFDM transmission with orthogonal-band multiplexing and sub-wavelength bandwidth access,” J. Lightwave Technol., vol. 28, no. 4, pp. 308–315, Feb.2010.

W. Shieh and I. Djordjevic, OFDM for Optical Communications. Academic Press, 2010.

N. Amaya, I. Muhammad, G. S. Zervas, R. Nejabati, D. Simeonidou, Y. R. Zhou, and A. Lord, “Experimental demonstration of a gridless multi-granular optical network supporting flexible spectrum switching,” in Proc. OFC/NFOEC, 2011, OMW3.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, Y. Sone, and S. Matsuoka, “Spectrum-efficient and scalable elastic optical path network: Architecture, benefits, and enabling technologies,” IEEE Commun. Mag., vol. 47, no. 11, pp. 66–73, Nov.2009.

M. Jinno, T. Ohara, Y. Sone, A. Hirano, O. Ishida, and M. Tomizawa, “Introducing elasticity and adaptation into the optical domain toward more efficient and scalable optical transport networks,” in ITU-T Kaleidoscope Academic Conf., 2010, S2.2.

M. Jinno, Y. Sone, H. Takara, A. Hirano, K. Yonenaga, and S. Kawai, “IP traffic offloading to elastic optical layer using multi-flow optical transponder,” in Proc. ECOC, 2011, Mo.2.K.2.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

B. Kozicki, H. Takara, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, K. Yonenaga, and M. Jinno, “Optical path aggregation for 1-Tb/s transmission in spectrum-sliced elastic optical path network,” IEEE Photon. Technol. Lett., vol. 22, no. 17, pp. 1315–1317, Sept.2010.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, Y. Sone, and S. Matsuoka, “Spectrum-efficient and scalable elastic optical path network: Architecture, benefits, and enabling technologies,” IEEE Commun. Mag., vol. 47, no. 11, pp. 66–73, Nov.2009.

M. Jinno, Y. Sone, H. Takara, A. Hirano, K. Yonenaga, and S. Kawai, “IP traffic offloading to elastic optical layer using multi-flow optical transponder,” in Proc. ECOC, 2011, Mo.2.K.2.

B. Kozicki, H. Takara, T. Yoshimatsu, K. Yonenaga, and M. Jinno, “Filtering characteristics of highly-spectrum efficient spectrum-sliced elastic optical path (SLICE) network,” in Proc. OFC/NFOEC, 2009, JWA43.

H. Takara, T. Goh, K. Shibahara, K. Yonenaga, S. Kawai, and M. Jinno, “Experimental demonstration of 400 Gb/s multi-flow, multirate, multi-reach optical transmitter for efficient elastic spectral routing,” in Proc. ECOC, 2011, Tu.5.A.4.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

Y. Ma, Q. Yang, Y. Tang, S. Chen, and W. Shieh, “1-Tb/s single-channel coherent optical OFDM transmission with orthogonal-band multiplexing and sub-wavelength bandwidth access,” J. Lightwave Technol., vol. 28, no. 4, pp. 308–315, Feb.2010.

M. Jinno, T. Ohara, Y. Sone, A. Hirano, O. Ishida, and M. Tomizawa, “Introducing elasticity and adaptation into the optical domain toward more efficient and scalable optical transport networks,” in ITU-T Kaleidoscope Academic Conf., 2010, S2.2.

K. Christodoulopoulos, I. Tomkos, and A. Varvarigos, “Routing and spectrum allocation in OFDM-based optical networks with elastic bandwidth allocation,” in Proc. IEEE Globecom, 2010.

B. Kozicki, H. Takara, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, K. Yonenaga, and M. Jinno, “Optical path aggregation for 1-Tb/s transmission in spectrum-sliced elastic optical path network,” IEEE Photon. Technol. Lett., vol. 22, no. 17, pp. 1315–1317, Sept.2010.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, Y. Sone, and S. Matsuoka, “Spectrum-efficient and scalable elastic optical path network: Architecture, benefits, and enabling technologies,” IEEE Commun. Mag., vol. 47, no. 11, pp. 66–73, Nov.2009.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

K. Christodoulopoulos, I. Tomkos, and A. Varvarigos, “Routing and spectrum allocation in OFDM-based optical networks with elastic bandwidth allocation,” in Proc. IEEE Globecom, 2010.

A. N. Patel, P. N. Ji, J. P. Jue, and T. Wang, “Defragmentation of transparent flexible optical WDM (FWDM) networks,” in Proc. OFC/NFOEC, 2011, OTuI8.

Y. Wang, X. Cao, and Q. Hu, “Routing and spectrum allocation in spectrum-sliced elastic optical path networks,” in Proc. IEEE Int. Conf. on Communications (ICC), June 2011.

Y. Ma, Q. Yang, Y. Tang, S. Chen, and W. Shieh, “1-Tb/s single-channel coherent optical OFDM transmission with orthogonal-band multiplexing and sub-wavelength bandwidth access,” J. Lightwave Technol., vol. 28, no. 4, pp. 308–315, Feb.2010.

B. Kozicki, H. Takara, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, K. Yonenaga, and M. Jinno, “Optical path aggregation for 1-Tb/s transmission in spectrum-sliced elastic optical path network,” IEEE Photon. Technol. Lett., vol. 22, no. 17, pp. 1315–1317, Sept.2010.

H. Takara, T. Goh, K. Shibahara, K. Yonenaga, S. Kawai, and M. Jinno, “Experimental demonstration of 400 Gb/s multi-flow, multirate, multi-reach optical transmitter for efficient elastic spectral routing,” in Proc. ECOC, 2011, Tu.5.A.4.

B. Kozicki, H. Takara, T. Yoshimatsu, K. Yonenaga, and M. Jinno, “Filtering characteristics of highly-spectrum efficient spectrum-sliced elastic optical path (SLICE) network,” in Proc. OFC/NFOEC, 2009, JWA43.

M. Jinno, Y. Sone, H. Takara, A. Hirano, K. Yonenaga, and S. Kawai, “IP traffic offloading to elastic optical layer using multi-flow optical transponder,” in Proc. ECOC, 2011, Mo.2.K.2.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

O. Gerstel, M. Jinno, A. Lord, and S. J. B. Yoo, “Elastic optical networking: A new dawn for the optical layer?” IEEE Commun. Mag., vol. 50, no. 2, pp. s12–s20, Feb.2012.

D. J. Geisler, N. K. Fontaine, R. P. Scott, T. He, L. Paraschis, O. Gerstel, J. P. Heritage, and S. J. B. Yoo, “Bandwidth scalable, coherent transmitter based on parallel synthesis of multiple spectral slices,” in Proc. OFC/NFOEC, 2011, OTuE3.

B. Kozicki, H. Takara, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, K. Yonenaga, and M. Jinno, “Optical path aggregation for 1-Tb/s transmission in spectrum-sliced elastic optical path network,” IEEE Photon. Technol. Lett., vol. 22, no. 17, pp. 1315–1317, Sept.2010.

B. Kozicki, H. Takara, T. Yoshimatsu, K. Yonenaga, and M. Jinno, “Filtering characteristics of highly-spectrum efficient spectrum-sliced elastic optical path (SLICE) network,” in Proc. OFC/NFOEC, 2009, JWA43.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

N. Amaya, I. Muhammad, G. S. Zervas, R. Nejabati, D. Simeonidou, Y. R. Zhou, and A. Lord, “Experimental demonstration of a gridless multi-granular optical network supporting flexible spectrum switching,” in Proc. OFC/NFOEC, 2011, OMW3.

G. Zhang, M. D. Leenheer, and B. Mukherjee, “Optical grooming in OFDM-based elastic optical networks,” in Proc. OFC/NFOEC, 2012, OTh1A.

G. Zhang, M. D. Leenheer, A. Morea, and B. Mukherjee, “A survey on OFDM-based elastic core optical networking,” IEEE Commun. Surv. Tutorials, to be published.

Y. Zhang, X. Zheng, Q. Li, N. Hua, Y. Li, and H. Zhang, “Traffic grooming in spectrum-elastic optical path networks,” in Proc. OFC/NFOEC, 2011, OTuI1.

Y. Zhang, X. Zheng, Q. Li, N. Hua, Y. Li, and H. Zhang, “Traffic grooming in spectrum-elastic optical path networks,” in Proc. OFC/NFOEC, 2011, OTuI1.

Y. Zhang, X. Zheng, Q. Li, N. Hua, Y. Li, and H. Zhang, “Traffic grooming in spectrum-elastic optical path networks,” in Proc. OFC/NFOEC, 2011, OTuI1.

N. Amaya, I. Muhammad, G. S. Zervas, R. Nejabati, D. Simeonidou, Y. R. Zhou, and A. Lord, “Experimental demonstration of a gridless multi-granular optical network supporting flexible spectrum switching,” in Proc. OFC/NFOEC, 2011, OMW3.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, Y. Sone, and S. Matsuoka, “Spectrum-efficient and scalable elastic optical path network: Architecture, benefits, and enabling technologies,” IEEE Commun. Mag., vol. 47, no. 11, pp. 66–73, Nov.2009.

O. Gerstel, M. Jinno, A. Lord, and S. J. B. Yoo, “Elastic optical networking: A new dawn for the optical layer?” IEEE Commun. Mag., vol. 50, no. 2, pp. s12–s20, Feb.2012.

G. Zhang, M. D. Leenheer, A. Morea, and B. Mukherjee, “A survey on OFDM-based elastic core optical networking,” IEEE Commun. Surv. Tutorials, to be published.

B. Kozicki, H. Takara, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, K. Yonenaga, and M. Jinno, “Optical path aggregation for 1-Tb/s transmission in spectrum-sliced elastic optical path network,” IEEE Photon. Technol. Lett., vol. 22, no. 17, pp. 1315–1317, Sept.2010.

Y. Ma, Q. Yang, Y. Tang, S. Chen, and W. Shieh, “1-Tb/s single-channel coherent optical OFDM transmission with orthogonal-band multiplexing and sub-wavelength bandwidth access,” J. Lightwave Technol., vol. 28, no. 4, pp. 308–315, Feb.2010.

W. Shieh, “OFDM for flexible high-speed optical networks,” J. Lightwave Technol., vol. 29, no. 10, pp. 1560–1577, May2011.

K. Christodoulopoulos, I. Tomkos, and A. Varvarigos, “Routing and spectrum allocation in OFDM-based optical networks with elastic bandwidth allocation,” in Proc. IEEE Globecom, 2010.

Y. Wang, X. Cao, and Q. Hu, “Routing and spectrum allocation in spectrum-sliced elastic optical path networks,” in Proc. IEEE Int. Conf. on Communications (ICC), June 2011.

M. Jinno, H. Takara, B. Kozicki, Y. Tsukishima, T. Yoshimatsu, T. Kobayashi, Y. Miyamoto, K. Yonenaga, A. Takada, O. Ishida, and S. Matsuoka, “Demonstration of novel spectrum-efficient elastic optical path network with per-channel variable capacity of 40 Gb/s to over 400 Gb/s,” in Proc. ECOC, 2008, Th.3.F.6.

A. N. Patel, P. N. Ji, J. P. Jue, and T. Wang, “Defragmentation of transparent flexible optical WDM (FWDM) networks,” in Proc. OFC/NFOEC, 2011, OTuI8.

G. Zhang, M. D. Leenheer, and B. Mukherjee, “Optical grooming in OFDM-based elastic optical networks,” in Proc. OFC/NFOEC, 2012, OTh1A.

B. Kozicki, H. Takara, T. Yoshimatsu, K. Yonenaga, and M. Jinno, “Filtering characteristics of highly-spectrum efficient spectrum-sliced elastic optical path (SLICE) network,” in Proc. OFC/NFOEC, 2009, JWA43.

R. Dischler, F. Buchali, and A. Klekamp, “Demonstration of bit rate variable ROADM functionality on an optical OFDM superchannel,” in Proc. OFC/NFOEC, 2010, OTuM7.

N. Amaya, I. Muhammad, G. S. Zervas, R. Nejabati, D. Simeonidou, Y. R. Zhou, and A. Lord, “Experimental demonstration of a gridless multi-granular optical network supporting flexible spectrum switching,” in Proc. OFC/NFOEC, 2011, OMW3.

H. Takara, T. Goh, K. Shibahara, K. Yonenaga, S. Kawai, and M. Jinno, “Experimental demonstration of 400 Gb/s multi-flow, multirate, multi-reach optical transmitter for efficient elastic spectral routing,” in Proc. ECOC, 2011, Tu.5.A.4.

D. J. Geisler, N. K. Fontaine, R. P. Scott, T. He, L. Paraschis, O. Gerstel, J. P. Heritage, and S. J. B. Yoo, “Bandwidth scalable, coherent transmitter based on parallel synthesis of multiple spectral slices,” in Proc. OFC/NFOEC, 2011, OTuE3.

A. Morea, A. F. Chong, and O. Rival, “Impact of transparent network constraints on capacity gain of elastic channel spacing,” in Proc. OFC/NFOEC, 2011, JWA62.

Y. Zhang, X. Zheng, Q. Li, N. Hua, Y. Li, and H. Zhang, “Traffic grooming in spectrum-elastic optical path networks,” in Proc. OFC/NFOEC, 2011, OTuI1.

K. Sato, “Recent developments in and challenges of elastic optical path networking,” in Proc. ECOC, 2011, Mo.2.K.1.

O. Gerstel, “Flexible use of spectrum and photonic grooming,” in Proc. IPR/PS, 2010, PMD3.

M. Jinno, Y. Sone, H. Takara, A. Hirano, K. Yonenaga, and S. Kawai, “IP traffic offloading to elastic optical layer using multi-flow optical transponder,” in Proc. ECOC, 2011, Mo.2.K.2.

W. Shieh and I. Djordjevic, OFDM for Optical Communications. Academic Press, 2010.

E. L. Rouzic, P. Gavignet, B. Arzur, and N. Brochier, “Future optical core networks for novel applications,” in Proc. ECOC, 2011, Tu.6.K.1.

M. Jinno, T. Ohara, Y. Sone, A. Hirano, O. Ishida, and M. Tomizawa, “Introducing elasticity and adaptation into the optical domain toward more efficient and scalable optical transport networks,” in ITU-T Kaleidoscope Academic Conf., 2010, S2.2.