High-Speed Quantum Key Distribution and Beyond. - Martin Stierle; Christoph Pacher (ERCIM News, 2011)

Mitigation of Rayleigh backscattering and reflection crosstalk in NG-PON2 through wavelength-stack shifting. - Bernhard Schrenk; Andreas Poppe; Martin Stierle; Helmut Leopold (ECOC, 2014)

Passive optical switching engine for flexible metro-access. - Bernhard Schrenk; Andreas Poppe; Martin Stierle; Helmut Leopold (ECOC, 2014)

Split extension beyond 1: 1000 for fully-passive coherent PONs with infrastructure-defined self-amplification. - Bernhard Schrenk; Martin Stierle (ICTON, 2014)

Analogue Nyquist-filtering in DSP-less ONU for mitigation of bidirectional channel crosstalk in coherent PON. - Bernhard Schrenk; Gerhard Humer; Christoph Pacher; Martin Stierle; Helmut Leopold (ECOC, 2015)

Fully-passive ROADM for flexible in metro-access networks. - Bernhard Schrenk; Fabian Laudenbach; Roland Lieger; Thomas Lorünser; Paraskevas Bakopoulos; Andreas Poppe; Martin Stierle; Hercules Avramopoulos; Helmut Leopold (ECOC, 2015)

Low-cost transceiver in single TO-can outline supporting WDM-overlay in filterless PONs. - Bernhard Schrenk; Gerhard Humer; Martin Stierle; Helmut Leopold (OFC, 2015)

Fully-passive resiliency switch for agile PON restoration. - Bernhard Schrenk; Roland Lieger; Thomas Lorünser; Paraskevas Bakopoulos; Andreas Poppe; Martin Stierle; Hercules Avramopoulos; Helmut Leopold (OFC, 2015)

Fully Passive Resiliency Node for Optical Access [Invited]. - Bernhard Schrenk; Roland Lieger; Thomas Lorünser; Paraskevas Bakopoulos; Andreas Poppe; Martin Stierle; Hercules Avramopoulos; Helmut Leopold (JOCN, 2015)

Passive ROADM Flexibility in Optical Access With Spectral and Spatial Reconfigurability. - Bernhard Schrenk; Fabian Laudenbach; Roland Lieger; Thomas Lorünser; Paraskevas Bakopoulos; Andreas Poppe; Martin Stierle; Hercules Avramopoulos; Helmut Leopold (IEEE J. Sel. Areas Commun., 2015)

Scalable mobile fronthaul with spatial and spectral reconfigurability through virtually passive nodes. - Bernhard Schrenk; Thomas Zemen; Martin Stierle; Helmut Leopold (EuCNC, 2016)