1. Coherent Optical Communication Technology
2. Optical Interconnects for Future Data Center Networks
3. see e. g. Ambrosia J. D; and Kipp, S. G. “The 2015 Ethernet Roadmap,” Ethernet Alliance Whitepaper http://www. ethernetalliance. org/
4. Kogge P. et al., “DARPA/IPTO study,” http://www.nd.edu/˜kogge/reports.html
5. Optical Interconnects for Extreme Scale Computing, OSA incubator workshop,;Bergman,,2015