?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=MB2.1+-+Coherent+Technologies+for+Passive+Optical+Networks+(Invited)&rft.creator=Lavery%2C+D&rft.creator=Bayvel%2C+P&rft.creator=Killey%2C+R&rft.description=To+date%2C+optical+access+networks+have+been+exclusively+based+on+intensity+modulation+with+direct+detection.+However%2C+recent+advances+in+coherent+transceivers+offer+the+potential+to+overcome+the+many+limitations+of+these+systems.+This+work+reviews+such+candidate+technologies+for+low+complexity+coherent+optical+access+networks.&rft.publisher=IEEE&rft.date=2019-08-15&rft.type=Proceedings+paper&rft.language=eng&rft.source=+++++In%3A++Proceedings+of+the+2019+IEEE+Photonics+Society+Summer+Topical+Meeting+Series+(SUM).++++IEEE%3A+Ft.+Lauderdale%2C+FL%2C+USA.+(2019)+++++&rft.format=text&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10083527%2F1%2Fistinviteddl.pdf&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10083527%2F&rft.rights=open