This paper presents the recent progress on several kinds of photonic devices for WDM applications. Wavelength-tunable light sources for optical transmitters, wavelength selectors for optical cross-connect, and wavelength converters fro WDM routing will be discussed.
Yuichi Tohmori, Yuichi Tohmori,
"Semiconductor photonic devices for WDM applications", Proc. SPIE 4532, Active and Passive Optical Components for WDM Communication, (30 July 2001); doi: 10.1117/12.436004; https://doi.org/10.1117/12.436004