Inventor · disambiguated record
Ornan Gerstel
Also filed as: GERSTEL ORNAN · GERSTEL ORNAN A · GERSTEL ORNAN ALEXANDER
69 granted patents·8 pending applications·1,266 citations·filing 1996–2021
99Inventor score
Files withCISCO TECH INC19TELLABS OPERATIONS INC19SEDONASYS SYSTEMS LTD11GERSTEL ORNAN5GERSTEL ORNAN ALEXANDER5
Top patents by PatentIndex Score
77 records- 0199US11469992B2Systems and methods for managing multi-layer communication networksSEDONASYS SYSTEMS LTD·Filed 2019·Granted Oct 11, 2022·149 cites·16 claims
- 0297US9698910B2Network server layer providing disjoint channels in response to client-layer disjoint path requestsFILSFILS CLARENCE·Filed 2015·Granted Jul 4, 2017·38 cites·20 claims
- 0397US5867289AFault detection for all-optical add-drop multiplexerIBM·Filed 1996·Granted Feb 2, 1999·192 cites·20 claims
- 0496US9634924B2Server-layer shared link risk group analysis to identify potential client-layer network connectivity lossFILSFILS CLARENCE·Filed 2013·Granted Apr 25, 2017·40 cites·15 claims
- 0596US8743679B2Client diversity policy sharing with the transport layerGERSTEL ORNAN·Filed 2011·Granted Jun 3, 2014·49 cites·25 claims
- 0695US9258174B1Server-layer path negotiation between client and server network layersGERSTEL ORNAN ALEXANDER·Filed 2013·Granted Feb 9, 2016·45 cites·19 claims
- 0794US10484267B2Systems and methods for managing multi-layer communication networksSEDONASYS SYSTEMS LTD·Filed 2016·Granted Nov 19, 2019·12 cites·12 claims
- 0894US9391704B2Replacing an existing network communications path with a new path using some exclusive physical resources of the existing pathGERSTEL ORNAN ALEXANDER·Filed 2013·Granted Jul 12, 2016·40 cites·20 claims
- 0992US7110668B2Optical network connection test apparatus and methodsTELLABS OPERATIONS INC·Filed 2004·Granted Sep 19, 2006·33 cites·16 claims
- 1091US7613392B21:N protection in an optical terminalTELLABS OPERATIONS INC·Filed 2006·Granted Nov 3, 2009·18 cites·21 claims
- 1189US7724676B2Proactive protection mechanism based on advanced failure warningCISCO TECH INC·Filed 2007·Granted May 25, 2010·26 cites·23 claims
- 1289US7542653B2Passive fiber organizer for mesh network node interconnectionsCISCO TECH INC·Filed 2006·Granted Jun 2, 2009·14 cites·47 claims
- 1389US7099578B11:N protection in an optical terminalTELLABS OPERATIONS INC·Filed 1999·Granted Aug 29, 2006·94 cites·87 claims
- 1488US9014562B2Optical line terminal arrangement, apparatus and methodsGERSTEL ORNAN A·Filed 2008·Granted Apr 21, 2015·9 cites·11 claims
- 1587US8565598B2Selecting an optical path for a new connection with the minimum number of optical regeneratorsGERSTEL ORNAN·Filed 2010·Granted Oct 22, 2013·9 cites·20 claims
- 1687US5793746AFault-tolerant multichannel multiplexer ring configurationIBM·Filed 1996·Granted Aug 11, 1998·75 cites·12 claims
- 1786US9621260B2Proactive optical restoration systemCISCO TECH INC·Filed 2015·Granted Apr 11, 2017·5 cites·20 claims
- 1886US6785438B2Strictly non-blocking optical switch core having optimized switchingTELLABS OPERATIONS INC·Filed 2003·Granted Aug 31, 2004·20 cites·30 claims
- 1984US7983558B1Optical control plane determination of lightpaths in a DWDM networkCISCO TECH INC·Filed 2007·Granted Jul 19, 2011·13 cites·34 claims
- 2083US8023825B2Optical switching architectures for nodes in WDM mesh and ring networksCISCO TECH INC·Filed 2006·Granted Sep 20, 2011·7 cites·11 claims
- 2182US8831423B2Optical switching architectures for nodes in WDM mesh and ring networksCISCO TECH INC·Filed 2013·Granted Sep 9, 2014·4 cites·7 claims
- 2282US7773539B2Method for separation of IP+optical management domainsCISCO TECH INC·Filed 2006·Granted Aug 10, 2010·7 cites·28 claims
- 2381US7054262B2Line-level path protection in the optical layerCISCO TECH INC·Filed 2004·Granted May 30, 2006·31 cites·29 claims
- 2480US11316728B2Method and system for assessing network resource failures using passive shared risk resource groupsSEDONASYS SYSTEMS LTD·Filed 2020·Granted Apr 26, 2022·1 cites·20 claims
- 2579US5729527AFault management in a multichannel transmission systemTELLABS OPERATIONS INC·Filed 1996·Granted Mar 17, 1998·43 cites·11 claims
- 2678US6141325AParadigm for enabling interoperability between different subnetworksIBM·Filed 1996·Granted Oct 31, 2000·105 cites·18 claims
- 2777US7930616B2Variable forward error correction for optical communication linksCISCO TECH INC·Filed 2007·Granted Apr 19, 2011·9 cites·20 claims
- 2876US11329862B2Method and system for assigning resource failure severity in communication networksSEDONASYS SYSTEMS LTD·Filed 2018·Granted May 10, 2022·2 cites·21 claims
- 2975US7808623B2Measurement of optical fiber length and determination of chromatic dispersion over the optical fiberCISCO TECH INC·Filed 2007·Granted Oct 5, 2010·7 cites·16 claims
- 3075US6591028B2Strictly non-blocking switch core having optimized switching architecture based on reciprocity conditionsTELLABS OPERATIONS INC·Filed 2001·Granted Jul 8, 2003·10 cites·11 claims
- 3174US7924746B2Method for separation of packet network+optical management domainsCISCO TECH INC·Filed 2007·Granted Apr 12, 2011·4 cites·20 claims
- 3274US7369772B2Optical line terminal arrangement, apparatus and methodsTELLABS OPERATIONS INC·Filed 2003·Granted May 6, 2008·6 cites·24 claims
- 3374US7231145B2Processing of optical performance data in an optical wavelength division multiplexed communication systemTELLABS OPERATIONS INC·Filed 2001·Granted Jun 12, 2007·9 cites·18 claims
- 3472US6853763B1Photonic switching including photonic pass-through and add/drop capabilitiesNORTEL NETWORKS LTD·Filed 2002·Granted Feb 8, 2005·10 cites·20 claims
- 3572US6366713B1Strictly non-blocking optical switch core having optimized switching architecture based on reciprocity conditionsTELLABS OPERATIONS INC·Filed 1998·Granted Apr 2, 2002·24 cites·16 claims
- 3670US7715715B2Shared optical ring protection in a multi-fiber ringTELLABS OPERATIONS INC·Filed 2001·Granted May 11, 2010·9 cites·49 claims
- 3767US8914711B2Variable forward error correction for optical communication linksGERSTEL ORNAN·Filed 2011·Granted Dec 16, 2014·3 cites·18 claims
- 3867US8830989B2Automatic configuration of packet network services over dense wavelength division multiplex communication links using optical transport network framesSPRAGGS SIMON JAMES TREVOR·Filed 2011·Granted Sep 9, 2014·3 cites·22 claims
- 3967US7924875B2Variable priority of network connections for preemptive protectionCISCO TECH INC·Filed 2006·Granted Apr 12, 2011·3 cites·18 claims
- 4064US9154859B2Proactive optical restoration systemCISCO TECH INC·Filed 2013·Granted Oct 6, 2015·1 cites·19 claims
- 4163US9049266B2Network server layer providing disjoint channels in response to client-layer disjoint path requestsFILSFILS CLARENCE·Filed 2013·Granted Jun 2, 2015·1 cites·18 claims
- 4262US11622012B2System and method for network migration with minimal traffic impactSEDONASYS SYSTEMS LTD·Filed 2021·Granted Apr 4, 2023·0 cites·20 claims
- 4362US8724984B1Automated notification of upcoming network disruptive maintenance events to allow traffic to be reroutedGERSTEL ORNAN ALEXANDER·Filed 2009·Granted May 13, 2014·2 cites·22 claims
- 4461US7634196B2Optical add/drop multiplexer with reconfigurable add wavelength selective switchCISCO TECH INC·Filed 2004·Granted Dec 15, 2009·5 cites·28 claims
- 4560US10530471B2Systems and methods for managing multi-layer communication networksSEDONASYS SYSTEMS LTD·Filed 2019·Granted Jan 7, 2020·0 cites·3 claims
- 4660US10516476B2Systems and methods for managing multilayer communication networksSEDONASYS SYSTEMS LTD·Filed 2019·Granted Dec 24, 2019·0 cites·5 claims
- 4760US6898376B1Optical ring protection apparatus and methodsTELLABS OPERATIONS INC·Filed 1999·Granted May 24, 2005·27 cites·37 claims
- 4860US6256293B1Fault management in a multichannel transmission systemTELLABS OPERATIONS INC·Filed 1998·Granted Jul 3, 2001·18 cites·23 claims
- 4959US8923699B2Optical switching architectures for nodes in WDM mesh and ring networksCISCO TECH INC·Filed 2014·Granted Dec 30, 2014·0 cites·10 claims
- 5059US8045853B2Mechanism for tracking wavelengths in a DWDM network without specialized hardwareCISCO TECH INC·Filed 2006·Granted Oct 25, 2011·2 cites·19 claims
Showing the top 50 of 77 patent records by PatentIndex Score.
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