Title :
Improved reflection tolerance by near-threshold operation of DFB seed light for a 80km reach loop-back WDM-PON
Author :
Lee, J.H. ; Park, M. ; Cho, S.H. ; Lee, H. ; Kim, B.W.
Author_Institution :
Electron. & Telecommun. Res. Inst., Daejeon
Abstract :
Reflection tolerance was improved for long-reach WDM-PON by operating DFB seed-light near its threshold region. With such a spectrally broadened seed light, error-free transmission over 80 km fiber reach was demonstrated under -32dB reflection.
Keywords :
distributed feedback lasers; optical fibre networks; optical transmitters; semiconductor lasers; spectral line broadening; wavelength division multiplexing; DFB laser; WDM-PON; distance 80 km; reflection tolerance; spectrally broadened seed light; Bandwidth; Diode lasers; Optical fiber communication; Optical fiber networks; Optical fiber polarization; Optical network units; Optical reflection; Phase modulation; Radio frequency; Semiconductor optical amplifiers; (060.4250) Networks; (060.4510) Optical communications;
Conference_Titel :
Optical Fiber Communication - incudes post deadline papers, 2009. OFC 2009. Conference on
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-4244-2606-5
Electronic_ISBN :
978-1-55752-865-0
