Assignee
CIENA CORP
US·1,574 granted patents·232 pending applications·25,263 citations·filing 1993–2025
Top patents by PatentIndex Score
1,806 records- 0199US10411796B1Optical fiber characterization measurement systems and methodsCIENA CORP·Filed 2018·Granted Sep 10, 2019·30 cites·20 claims
- 0299US6517221B1Heat pipe heat sink for cooling a laser diodeCIENA CORP·Filed 2000·Granted Feb 11, 2003·152 cites·14 claims
- 0398US11502950B2Universal customer premise equipmentCIENA CORP·Filed 2021·Granted Nov 15, 2022·17 cites·20 claims
- 0498US10992374B1Automatic remote node turn-up procedure using a raman amplifier on a stretched fiber spanCIENA CORP·Filed 2020·Granted Apr 27, 2021·21 cites·20 claims
- 0598US10985838B1Handling compensation for losses in optical fiber linksCIENA CORP·Filed 2020·Granted Apr 20, 2021·15 cites·20 claims
- 0698US10826641B1Swapping bundles of optical channels in a C+L band system based on frequency band sensitivityCIENA CORP·Filed 2020·Granted Nov 3, 2020·14 cites·20 claims
- 0798US10784981B2System for loading fiber optic transport systems for channel additions and deletionsCIENA CORP·Filed 2020·Granted Sep 22, 2020·10 cites·20 claims
- 0898US10750260B1Subrating and multiplexing non-standard rates in ZR and ZR+ optical interfacesCIENA CORP·Filed 2019·Granted Aug 18, 2020·19 cites·17 claims
- 0998US10680739B2Systems and methods to increase capacity in optical networks based on excess marginCIENA CORP·Filed 2018·Granted Jun 9, 2020·22 cites·20 claims
- 1098US10536235B2Logical control seams in optical networks to improve restoration speed or timing for capacity addsCIENA CORP·Filed 2019·Granted Jan 14, 2020·29 cites·20 claims
- 1198US10439709B1Handling channel holder failures in channel holder equipped optical linksCIENA CORP·Filed 2019·Granted Oct 8, 2019·35 cites·20 claims
- 1298US10397088B2Flexible ethernet operations, administration, and maintenance systems and methodsCIENA CORP·Filed 2017·Granted Aug 27, 2019·17 cites·20 claims
- 1398US9973295B2Systems and methods for channel additions over multiple cascaded optical nodesCIENA CORP·Filed 2016·Granted May 15, 2018·31 cites·20 claims
- 1498US9906294B2Systems and methods improving optical restoration time in networksCIENA CORP·Filed 2015·Granted Feb 27, 2018·38 cites·20 claims
- 1598US9768902B2Control systems and methods for spectrally overlapped flexible grid spectrum using a control bandwidthCIENA CORP·Filed 2015·Granted Sep 19, 2017·43 cites·17 claims
- 1698US7936999B1Automatic gain control in a coherent optical receiverCIENA CORP·Filed 2006·Granted May 3, 2011·84 cites·24 claims
- 1798US7899340B1Laser control in a coherent optical receiverCIENA CORP·Filed 2006·Granted Mar 1, 2011·72 cites·30 claims
- 1898US7860205B1Clock synchronization using a weighted least squares error filtering techniqueCIENA CORP·Filed 2006·Granted Dec 28, 2010·66 cites·21 claims
- 1998US7240364B1Network device identity authenticationCIENA CORP·Filed 2000·Granted Jul 3, 2007·602 cites·21 claims
- 2098US7020696B1Distributed user management information in telecommunications networksCIENA CORP·Filed 2000·Granted Mar 28, 2006·400 cites·13 claims
- 2198US6980783B2Apparatus and method of controlling low frequency load currents drawn from a DC source in a telecommunications systemCIENA CORP·Filed 2002·Granted Dec 27, 2005·187 cites·12 claims
- 2298US6049413AOptical amplifier having first and second stages and an attenuator controlled based on the gains of the first and second stagesCIENA CORP·Filed 1998·Granted Apr 11, 2000·210 cites·12 claims
- 2398US5778132AModular optical amplifier and cassette systemCIENA CORP·Filed 1997·Granted Jul 7, 1998·239 cites·16 claims
- 2497US11711270B1Creating an optimal node interconnect topology given certain constraintsCIENA CORP·Filed 2022·Granted Jul 25, 2023·7 cites·20 claims
- 2597US11276955B2Double-blind mating pluggable-modules holderCIENA CORP·Filed 2020·Granted Mar 15, 2022·13 cites·18 claims
- 2697US11272269B1Integrated band splitter for scaling dual-band ROADMCIENA CORP·Filed 2021·Granted Mar 8, 2022·5 cites·20 claims
- 2797US11184112B1OpenFEC error markingCIENA CORP·Filed 2021·Granted Nov 23, 2021·5 cites·20 claims
- 2897US11108489B1Reducing connection validation (CV) time in an optical nodeCIENA CORP·Filed 2020·Granted Aug 31, 2021·5 cites·20 claims
- 2997US11070286B1Opportunistic network defragmentation and optimizationCIENA CORP·Filed 2020·Granted Jul 20, 2021·8 cites·16 claims
- 3097US11063683B1Scalable ROADM architecture with multi-plane switchingCIENA CORP·Filed 2020·Granted Jul 13, 2021·6 cites·20 claims
- 3197US10715888B2Systems and methods for managing excess optical capacity and margin in optical networksCIENA CORP·Filed 2019·Granted Jul 14, 2020·22 cites·20 claims
- 3297US10455300B2Management of flexible grid and supercarriers in optical networks using a data modelCIENA CORP·Filed 2018·Granted Oct 22, 2019·15 cites·20 claims
- 3397US10404365B2Path computation based on dynamic performance monitoring systems and methods in optical networksCIENA CORP·Filed 2018·Granted Sep 3, 2019·18 cites·20 claims
- 3497US10348410B1Adaptive optical modem configuration based on operating conditionsCIENA CORP·Filed 2018·Granted Jul 9, 2019·58 cites·18 claims
- 3597US10277311B2Dual wavelength optical time domain reflectometer systems and methods embedded in a WDM systemCIENA CORP·Filed 2017·Granted Apr 30, 2019·18 cites·20 claims
- 3697US10263386B1Four-wave mixing reduction due to raman pumps in optical communication systemsCIENA CORP·Filed 2018·Granted Apr 16, 2019·15 cites·20 claims
- 3797US10237011B2Methods and apparatus for pre-programming layer-0 service turn up speeds for photonic service provisioning or restorationCIENA CORP·Filed 2018·Granted Mar 19, 2019·33 cites·20 claims
- 3897US10171161B1Machine learning for link parameter identification in an optical communications systemCIENA CORP·Filed 2018·Granted Jan 1, 2019·57 cites·20 claims
- 3997US9806803B2Frequency offset detection and correction in optical spectrum measurement systemsCIENA CORP·Filed 2016·Granted Oct 31, 2017·39 cites·18 claims
- 4097US9603289B1Chassis arrangement systems and methods for dual depth cards and dual depth faraday cagesCIENA CORP·Filed 2016·Granted Mar 21, 2017·26 cites·20 claims
- 4197US9485013B2Systems and methods for optical dark section conditioningCIENA CORP·Filed 2015·Granted Nov 1, 2016·23 cites·20 claims
- 4297US9419708B2Live monitoring of raman and fiber degradation in DWDM networks using in-service OTDRCIENA CORP·Filed 2014·Granted Aug 16, 2016·38 cites·19 claims
- 4397US9276696B2Systems and methods for channel additions over multiple cascaded optical nodesCIENA CORP·Filed 2012·Granted Mar 1, 2016·40 cites·20 claims
- 4497US9252913B2Systems and methods for optical dark section conditioningCIENA CORP·Filed 2013·Granted Feb 2, 2016·24 cites·33 claims
- 4597US7266595B1Accessing network device data through user profilesCIENA CORP·Filed 2000·Granted Sep 4, 2007·284 cites·35 claims
- 4697US7222147B1Processing network management data in accordance with metadata filesCIENA CORP·Filed 2000·Granted May 22, 2007·381 cites·24 claims
- 4797US7143153B1Internal network device dynamic health monitoringCIENA CORP·Filed 2000·Granted Nov 28, 2006·476 cites·27 claims
- 4897US6337737B1Fiber-Bragg-grating-based strain measuring apparatus, system and methodCIENA CORP·Filed 2001·Granted Jan 8, 2002·86 cites·31 claims
- 4997US6256127B1Modulation format adjusting optical transpondersCIENA CORP·Filed 2000·Granted Jul 3, 2001·80 cites·8 claims
- 5097US6249365B1WDM optical communication systems with wavelength-stabilized optical selectorsCIENA CORP·Filed 2000·Granted Jun 19, 2001·70 cites·4 claims
Showing the top 50 of 1,806 patent records by PatentIndex Score.
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