Inventor · disambiguated record
Shahab Oveis Gharan
Also filed as: OVEIS GHARAN SHAHAB
59 granted patents·2 pending applications·413 citations·filing 2010–2023
98Inventor score
Top patents by PatentIndex Score
61 records- 0198US10374623B1Digital-to-analog converter and generation of high-bandwidth analog signalsOVEIS GHARAN SHAHAB·Filed 2018·Granted Aug 6, 2019·60 cites·17 claims
- 0297US11233568B1Feedback equalization with delay compensationOVEIS GHARAN SHAHAB·Filed 2020·Granted Jan 25, 2022·11 cites·20 claims
- 0397US11038599B1Nonlinear digital signal processing for additive noise removalOVEIS GHARAN SHAHAB·Filed 2020·Granted Jun 15, 2021·6 cites·20 claims
- 0496US10985900B1Estimating clock phase error based on channel conditionsCIENA CORP·Filed 2020·Granted Apr 20, 2021·8 cites·20 claims
- 0596US10938483B1Training-aided feedforward channel equalizationBABAEE RAMIN·Filed 2020·Granted Mar 2, 2021·10 cites·20 claims
- 0696US10389447B1Dimensional transformationKHANDANI AMIR·Filed 2018·Granted Aug 20, 2019·49 cites·20 claims
- 0796US9143238B2Optical modulation schemes having reduced nonlinear optical transmission impairmentsROBERTS KIM B·Filed 2013·Granted Sep 22, 2015·32 cites·29 claims
- 0895US11070312B1Compression forward error correction coding using a tree structureOVEIS GHARAN SHAHAB·Filed 2020·Granted Jul 20, 2021·6 cites·20 claims
- 0994US11239929B1Approximation of recursive least squares equalizationBABAEE RAMIN·Filed 2021·Granted Feb 1, 2022·6 cites·20 claims
- 1094US9698939B2Variable spectral efficiency optical modulation schemesCIENA CORP·Filed 2013·Granted Jul 4, 2017·28 cites·20 claims
- 1193US11336367B1Low-power pre-compensation of linear and nonlinear transmitter effects in narrow-spectrum optical signalsOVEIS GHARAN SHAHAB·Filed 2021·Granted May 17, 2022·6 cites·20 claims
- 1293US11190277B1Blind estimation of residual chromatic dispersion and carrier frequency offsetNguyen Tung Trong·Filed 2021·Granted Nov 30, 2021·10 cites·20 claims
- 1393US10848269B2Probabilistic constellation shaping of multi-dimensional symbols for improved tolerance to nonlinear impairmentsCIENA CORP·Filed 2019·Granted Nov 24, 2020·10 cites·21 claims
- 1493US9768875B2Optical modulation schemes having reduced nonlinear optical transmission impairmentsZHUGE QUNBI·Filed 2015·Granted Sep 19, 2017·12 cites·20 claims
- 1593US9319137B2Methods and systems for reduced complexity nonlinear compensationZHUGE QUNBI·Filed 2014·Granted Apr 19, 2016·16 cites·19 claims
- 1692US11277206B1Modulation formats with fractional spectral efficiencyOVEIS GHARAN SHAHAB·Filed 2020·Granted Mar 15, 2022·3 cites·20 claims
- 1791US11817873B1Digital-to-analog converter (DAC) architecture optimizationBABAEE RAMIN·Filed 2022·Granted Nov 14, 2023·3 cites·20 claims
- 1891US11233523B1Digital-to-analog conversion with sign modulationOVEIS GHARAN SHAHAB·Filed 2021·Granted Jan 25, 2022·3 cites·20 claims
- 1991US9749058B2Nonlinear tolerant optical modulation formats at high spectral efficiencyREIMER MICHAEL ANDREW·Filed 2015·Granted Aug 29, 2017·17 cites·23 claims
- 2090US9325427B1Maximum likelihood decodingOVEIS GHARAN SHAHAB·Filed 2012·Granted Apr 26, 2016·10 cites·20 claims
- 2189US10615913B2Forward error correction with compression codingOVEIS GHARAN SHAHAB·Filed 2017·Granted Apr 7, 2020·6 cites·15 claims
- 2289US8805206B2Single pin coherent receiverROBERTS KIM B·Filed 2010·Granted Aug 12, 2014·11 cites·13 claims
- 2388US10419109B1Pseudo frequency division multiplexingOVEIS GHARAN SHAHAB·Filed 2018·Granted Sep 17, 2019·5 cites·20 claims
- 2488US10367600B2Forward error correction with contrast codingOVEIS GHARAN SHAHAB·Filed 2017·Granted Jul 30, 2019·6 cites·18 claims
- 2588US9537608B2Staggered parityOVEIS GHARAN SHAHAB·Filed 2014·Granted Jan 3, 2017·9 cites·20 claims
- 2687US11126219B2Clock phase detection using interior spectral componentsOVEIS GHARAN SHAHAB·Filed 2019·Granted Sep 21, 2021·5 cites·18 claims
- 2786US11831431B2Probabilistic constellation shaping of multi-dimensional symbols for improved tolerance to nonlinear impairmentsCIENA CORP·Filed 2019·Granted Nov 28, 2023·4 cites·14 claims
- 2886US11463105B2Forward error correction coding using a tree structureCIENA CORP·Filed 2020·Granted Oct 4, 2022·2 cites·20 claims
- 2986US8983309B2Constrained continuous phase modulation and demodulation in an optical communications systemHARLEY JAMES·Filed 2012·Granted Mar 17, 2015·9 cites·25 claims
- 3084US10819432B1Fast estimation of chromatic dispersionOVEIS GHARAN SHAHAB·Filed 2019·Granted Oct 27, 2020·4 cites·20 claims
- 3184US9088387B2Chain encoding and decoding of high speed signalsOVEIS GHARAN SHAHAB·Filed 2013·Granted Jul 21, 2015·8 cites·18 claims
- 3284US8929749B2Minimum variance carrier recoveryROBERTS KIM B·Filed 2011·Granted Jan 6, 2015·8 cites·18 claims
- 3383US11082157B2Assessing operating conditions of a receiver in a communication network based on forward error correction decoding propertiesSHINER ANDREW D·Filed 2019·Granted Aug 3, 2021·3 cites·7 claims
- 3481US11876525B2Digital-to-analog converter (DAC) distortion pre-compensationBABAEE RAMIN·Filed 2022·Granted Jan 16, 2024·1 cites·10 claims
- 3581US10735135B2Variable spectral efficiency optical modulation schemesCIENA CORP·Filed 2019·Granted Aug 4, 2020·2 cites·18 claims
- 3681US10211919B2Mitigation of narrow-band degradations in a broadband communication systemOVEIS GHARAN SHAHAB·Filed 2015·Granted Feb 19, 2019·4 cites·19 claims
- 3778US8818209B1System and apparatus for distributing a signal to the front end of a multipath analog to digital converterSNELGROVE WILLIAM MARTIN·Filed 2012·Granted Aug 26, 2014·5 cites·18 claims
- 3875US9071362B1Noise-tolerant optical modulationTAHERZADEHBOROUJENI MAHMOUD·Filed 2012·Granted Jun 30, 2015·4 cites·23 claims
- 3973US12483352B2Probabilistic constellation shaping of multi-dimensional symbols for improved tolerance to nonlinear impairmentsCIENA CORP·Filed 2023·Granted Nov 25, 2025·0 cites·20 claims
- 4073US10484131B2Communications with conditional chain decodingOVEIS GHARAN SHAHAB·Filed 2017·Granted Nov 19, 2019·2 cites·24 claims
- 4172US9831987B2Staggered parityOVEIS GHARAN SHAHAB·Filed 2016·Granted Nov 28, 2017·2 cites·18 claims
- 4269US9596035B2Minimum variance carrier recovery with increased phase noise toleranceCIENA CORP·Filed 2012·Granted Mar 14, 2017·2 cites·20 claims
- 4369US9461751B2Frequency domain multiplex optical transmissionHARLEY JAMES·Filed 2012·Granted Oct 4, 2016·2 cites·14 claims
- 4468US12034456B2Forward error correction coding using a tree structureCIENA CORP·Filed 2022·Granted Jul 9, 2024·0 cites·7 claims
- 4565US11201695B2Forward error correction with compression codingOVEIS GHARAN SHAHAB·Filed 2021·Granted Dec 14, 2021·0 cites·20 claims
- 4665US9859984B2Frequency domain multiplex optical transmissionHARLEY JAMES·Filed 2016·Granted Jan 2, 2018·1 cites·8 claims
- 4764US9973277B2Reduced complexity nonlinear compensationZHUGE QUNBI·Filed 2016·Granted May 15, 2018·1 cites·20 claims
- 4863US12191994B2Assessing operating conditions of a receiver in a communication network based on forward error correction decoding propertiesCIENA CORP·Filed 2020·Granted Jan 7, 2025·0 cites·20 claims
- 4963US2021083798A1Variable Spectral Efficiency Optical Modulation SchemesCIENA CORP·Filed 2020·Application pending·0 cites
- 5062US10992416B2Forward error correction with compression codingOVEIS GHARAN SHAHAB·Filed 2020·Granted Apr 27, 2021·0 cites·20 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →