Difference between Direct modulation vs External modulation
Modulation Basics – Wavelength Electronics
Directly modulated active distributed reflector distributed feedback lasers over wide temperature range operation (−40 to 85°C) Download: 709次 | Chinese Optics Letters -- 中国光学期刊网
Optical simulation of direct and externally modulated laser diode spectra - Fiberguide
DIQDOT Project
Different modulation schemes for direct and external modulators based on various laser sources
Lasers for Communications: Optical injection locking brings back direct- modulation telecom lasers | Laser Focus World
Researching | Beyond the 100 Gbaud directly modulated laser for short reach applications
Fujitsu achieves 40-Gbps optical-fiber transmission using directly-modulated laser
Electroabsorption‐modulated laser as optical transmitter and receiver: status and opportunities - Schrenk - 2020 - IET Optoelectronics - Wiley Online Library