Inventor · disambiguated record
Stefan Dahlfort
Also filed as: DAHLFORT STEFAN
34 granted patents·11 pending applications·150 citations·filing 2007–2022
96Inventor score
Top patents by PatentIndex Score
45 records- 0195US8897639B2Methods and systems for increasing reach and/or split in passive optical networksTROJER ELMAR·Filed 2007·Granted Nov 25, 2014·26 cites·8 claims
- 0290US9209901B2Configurable single-fiber or dual-fiber optical transceiverERICSSON TELEFON AB L M·Filed 2012·Granted Dec 8, 2015·13 cites·18 claims
- 0390US8855492B2Selectable multiple-wavelength access for optical network units in arrayed waveguide based wavelength division multiplexing passive optical networkHOOD DAVID·Filed 2012·Granted Oct 7, 2014·10 cites·22 claims
- 0490US8811820B2Optical port discovery in a WDM optical networkERICSSON TELEFON AB L M·Filed 2012·Granted Aug 19, 2014·15 cites·20 claims
- 0587US9042723B2Method and apparatus for fault discovery in a passive optical network (PON)DAHLFORT STEFAN·Filed 2010·Granted May 26, 2015·8 cites·9 claims
- 0686US9178755B2Time-based link fault localizationERICSSON TELEFON AB L M·Filed 2012·Granted Nov 3, 2015·10 cites·24 claims
- 0785US9184842B2Apparatus for communicating a plurality of antenna signals at different optical wavelengthsDAHLFORT STEFAN·Filed 2012·Granted Nov 10, 2015·10 cites·6 claims
- 0885US9002197B2Sequence-based link fault localizationDAHLFORT STEFAN·Filed 2012·Granted Apr 7, 2015·8 cites·27 claims
- 0984US9164065B2Automated fault localization in pipelines and electrical power transmission linesERICSSON TELEFON AB L M·Filed 2013·Granted Oct 20, 2015·5 cites·24 claims
- 1080US9660754B2Method and devices for automatic tuning in WDM-PONDAHLFORT STEFAN·Filed 2009·Granted May 23, 2017·7 cites·7 claims
- 1177US8442401B2Method and device for fiber access physical layer unbundling using multiple uplink cardsDAHLFORT STEFAN·Filed 2011·Granted May 14, 2013·4 cites·20 claims
- 1273US11582647B2Methods and apparatus for managing resource usage across domains in a communication networkERICSSON TELEFON AB L M·Filed 2017·Granted Feb 14, 2023·2 cites·16 claims
- 1373US9654212B2Communications controller and method for wavelength controlERICSSON TELEFON AB L M·Filed 2013·Granted May 16, 2017·3 cites·29 claims
- 1473US9002194B2Optical-layer multipath protection for optical networkXIA MING·Filed 2012·Granted Apr 7, 2015·3 cites·13 claims
- 1573US8456859B2System card architecture for switching deviceDAHLFORT STEFAN·Filed 2008·Granted Jun 4, 2013·5 cites·9 claims
- 1670US9066164B2Overhead adjustment scheme for passive optical networksIN DE BETOU EINAR·Filed 2009·Granted Jun 23, 2015·4 cites·9 claims
- 1769US8616786B2Device, system and method for optical fiber networksDAHLFORT STEFAN·Filed 2008·Granted Dec 31, 2013·5 cites·9 claims
- 1868US8744263B2WDM-PON system, ONT, OLT and method for initialization of tunable laserÖHLÉN PETER·Filed 2009·Granted Jun 3, 2014·4 cites·26 claims
- 1965US9191103B2Node and method for iterative improvement of spectral useDAHLFORT STEFAN·Filed 2012·Granted Nov 17, 2015·2 cites·18 claims
- 2062US10182276B2Method and management node for deciding ports suitable to be communicatively connected to each other in a communications networkERICSSON TELEFON AB L M·Filed 2013·Granted Jan 15, 2019·1 cites·30 claims
- 2162US8554078B2Passive optical network with plural optical line terminalsCAVALIERE FABIO·Filed 2008·Granted Oct 8, 2013·2 cites·18 claims
- 2261US9100138B2Method and system for automatic topology discovery in wavelength division multiplexing (WDM) networkERICSSON TELEFON AB L M·Filed 2013·Granted Aug 4, 2015·1 cites·22 claims
- 2361US8687971B2System, laser-on-CMOS chip, and method for setting a wavelength to be used by the laser-on-CMOS chipDAHLFORT STEFAN·Filed 2011·Granted Apr 1, 2014·1 cites·17 claims
- 2460US9031408B2Method for fast wavelength division multiplexing (WDM) passive optical network (PON) initialization in heterogeneous networksDAHLFORT STEFAN·Filed 2011·Granted May 12, 2015·1 cites·18 claims
- 2558US12044891B2Thermally resistant remote radio unitERICSSON TELEFON AB L M·Filed 2019·Granted Jul 23, 2024·0 cites·10 claims
- 2655US2015043909A1Methods and Systems for Increasing Reach and/or Split in Passive Optical NetworksERICSSON TELEFON AB L M·Filed 2014·Application pending·0 cites
- 2753US2025233666A1Devices with optical-electrical-optical converterERICSSON TELEFON AB L M·Filed 2022·Application pending·0 cites
- 2852US2025287256A1Fifth generation system quality of service using medical statesERICSSON TELEFON AB L M·Filed 2022·Application pending·0 cites
- 2951US2013272707A1Optical networkERICSSON TELEFON AB L M·Filed 2013·Application pending·0 cites
- 3049US8463139B2Transmitter disabling deviceDAHLFORT STEFAN·Filed 2008·Granted Jun 11, 2013·0 cites·13 claims
- 3147US8929738B2Resilience in an access subnetwork ringDAHLFORT STEFAN·Filed 2012·Granted Jan 6, 2015·0 cites·16 claims
- 3245US2014199062A1Protection for Fibre Optic Access NetworksIN DE BETOU EINAR·Filed 2011·Application pending·0 cites
- 3344US9660756B2Method for split spectrum signalling in an optical networkDAHLFORT STEFAN·Filed 2012·Granted May 23, 2017·0 cites·17 claims
- 3444US9252912B2Method for routing and spectrum assignmentXIA MING·Filed 2012·Granted Feb 2, 2016·0 cites·16 claims
- 3544US2010303465A1Adapter, arrangement and methodERICSSON TELEFON AB L M·Filed 2007·Application pending·0 cites
- 3644US2021384979A1Information communication using equipment indicator lightsERICSSON TELEFON AB L M·Filed 2020·Application pending·0 cites
- 3743US9331807B2Service edge hub device and methods in an optical network nodeERICSSON TELEFON AB L M·Filed 2012·Granted May 3, 2016·0 cites·10 claims
- 3842US8817589B2Communications network apparatus and line coding methodCAVALIERE FABIO·Filed 2011·Granted Aug 26, 2014·0 cites·20 claims
- 3941US2015055947A1Method for quick automatic remote wavelength discovery and configurationERICSSON TELEFON AB L M·Filed 2013·Application pending·0 cites
- 4040US10531319B2Information exchange between a mobile transport network and a core networkERICSSON TELEFON AB L M·Filed 2015·Granted Jan 7, 2020·0 cites·39 claims
- 4139US2013243416A1Optical network architecture for transporting wdm trafficDAHLFORT STEFAN·Filed 2012·Application pending·0 cites
- 4238US9705625B2Optical network terminal and a method therein for maintenance of the sameLARAQUI KIM·Filed 2012·Granted Jul 11, 2017·0 cites·8 claims
- 4337US11012378B2Methods and apparatus for shared buffer allocation in a transport nodeERICSSON TELEFON AB L M·Filed 2016·Granted May 18, 2021·0 cites·19 claims
- 4437US2014193161A1Enabling Communication Between Two End Terminals in a Fibre Optic NetworkIN DE BETOU EINAR·Filed 2011·Application pending·0 cites
- 4534US2015086209A1Arrangement in a Mobile NetworkLARAQUI KIM·Filed 2012·Application pending·0 cites
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