Inventor · disambiguated record
Vipul Bhatnagar
Also filed as: BHATNAGAR VIPUL
17 granted patents·1 pending application·294 citations·filing 1998–2022
94Inventor score
Top patents by PatentIndex Score
18 records- 0196US10063313B1Synchronization of optical protection switching and loading of path specific characteristicsCIENA CORP·Filed 2017·Granted Aug 28, 2018·44 cites·20 claims
- 0294US6765659B1Optical supervisory channel apparatus and method for measuring optical propertiesCIENA CORP·Filed 2002·Granted Jul 20, 2004·69 cites·21 claims
- 0392US10826601B2Optical switch with path continuity monitoring for optical protection switchingCIENA CORP·Filed 2019·Granted Nov 3, 2020·12 cites·20 claims
- 0492US10615867B1Optical amplifier signaling systems and methods for shutoff coordination and topology discoveryCIENA CORP·Filed 2019·Granted Apr 7, 2020·6 cites·16 claims
- 0592US6795607B1Use of tunable laser for optical performance monitoring in WDM systemCIENA CORP·Filed 2001·Granted Sep 21, 2004·40 cites·29 claims
- 0689US9806808B2Signal detection systems and methods on a fiber carrying multiple wavelengthsCIENA CORP·Filed 2015·Granted Oct 31, 2017·5 cites·20 claims
- 0787US7512343B2Bidirectional communication systemCIENA CORP·Filed 2005·Granted Mar 31, 2009·14 cites·28 claims
- 0885US9496980B2Method for detecting wavelength usage conflicts in an optical networkCIENA CORP·Filed 2014·Granted Nov 15, 2016·6 cites·22 claims
- 0981US7054562B1Method and system for suppressing ASE on a WDM networkCIENA CORP·Filed 2002·Granted May 30, 2006·25 cites·25 claims
- 1077US7075711B2Optical communication system having dynamic gain equalizationCIENA CORP·Filed 2004·Granted Jul 11, 2006·11 cites·15 claims
- 1170US7343096B1Method and apparatus for in-service upgrading of OADM to wavelength selective switch of higher degreeCIENA CORP·Filed 2004·Granted Mar 11, 2008·9 cites·25 claims
- 1269US7092148B1Optical communication system having dynamic gain equalizationCIENA CORP·Filed 2002·Granted Aug 15, 2006·7 cites·38 claims
- 1365US8625993B2Wavelength-switched optical add-drop multiplexer with wavelength broadcasting capabilityBHATNAGAR VIPUL·Filed 2008·Granted Jan 7, 2014·4 cites·15 claims
- 1460US12278693B2Stretched single optical span communications system and method avoiding hazardous power levelsCIENA CORP·Filed 2022·Granted Apr 15, 2025·0 cites·20 claims
- 1557US11664921B2Rapid node insertion into or removal from a photonic networkCIENA CORP·Filed 2021·Granted May 30, 2023·0 cites·19 claims
- 1654US6532087B1Multiple signal Q-testerCIENA CORP·Filed 1999·Granted Mar 11, 2003·24 cites·20 claims
- 1748US6351322B1Q detection circuitCIENA CORP·Filed 1998·Granted Feb 26, 2002·18 cites·16 claims
- 1840US2014126912A1Systems and methods for interconnection discovery in optical communication systemsCIENA CORP·Filed 2012·Application pending·0 cites
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