1. [1] CWDM4 MSA Group (2014) http://www.cwdm4-msa.org/.
2. [2] IEEE 802.3 Ethernet Working Group (2017) http://www.ieee802.org/3/.
3. [3] T. Nakajima, et al.: “25.8 Gbps error free transmission over 10 km at wavelengths from 1271 to 1331nm by uncooled (25 to 85°C) directly modulated DFB lasers for 100G-CWDM4,” Proc. OFC (2015) Th1G.6 (DOI: 10.1364/ofc.2015.th1g.6).
4. [4] H. Yu, et al.: “100Gbps CWDM4 silicon photonics transmitter for 5G applications,” Proc. OFC (2019) W3E.4 (DOI: 10.1364/ofc.2019.w3e.4).
5. [5] L. Lu, et al.: “Four channel DFB laser array based on the reconstruction-equivalent-chirp technique for 1.3 µm CWDM systems,” Proc. OFC (2013) JTh2A.29 (DOI: 10.1364/nfoec.2013.jth2a.29).