Superior Lowest TDECQ (3.3 dB at 106 Gb/s, 4.4 dB at 112 Gb/s) under PAM-4 Operation at up to 85°C with High Extinction Ratio (4 dB) in 1.3-µm Uncooled Directly modulated InGaAlAs MQW-BH Lasers | IEEE Conference Publication | IEEE Xplore