Inventor · disambiguated record
Guifang Li
Also filed as: LI GUIFANG
42 granted patents·12 pending applications·341 citations·filing 1993–2025
97Inventor score
Files withUNIV CENTRAL FLORIDA RES FOUND INC17LI GUIFANG15UNIV CENTRAL FLORIDA RES FOUND7EVERDISPLAY OPTRONICS (SHANGHAI) LTD3WISCONSIN ALUMNI RES FOUND2
Top patents by PatentIndex Score
54 records- 0194US5619103AInductively coupled plasma generating devicesWISCONSIN ALUMNI RES FOUND·Filed 1995·Granted Apr 8, 1997·97 cites·6 claims
- 0292US7369779B1Regeneration of optical phase modulated signalsRESEARCH FOUNDATION UNIV CENTRAL FLORIDA INC·Filed 2005·Granted May 6, 2008·29 cites·18 claims
- 0391US7856184B2Systems and methods for adaptive interference cancellationUNIV CENTRAL FLORIDA RES FOUND·Filed 2007·Granted Dec 21, 2010·19 cites·30 claims
- 0490US7983570B2Direct detection differential polarization-phase-shift keying for high spectral efficiency optical communicationUNIV CENTRAL FLORIDA RES FOUND·Filed 2009·Granted Jul 19, 2011·20 cites·20 claims
- 0589US10277354B1Efficient mode coupling using ladder fibersFUTUREWEI TECHNOLOGIES INC·Filed 2018·Granted Apr 30, 2019·10 cites·20 claims
- 0688US7433604B1Direct-detection optical differential 8-level phase shift keying (OD8PSK) for spectrally efficient transmissionUNIV CENTRAL FLORIDA RES FOUND·Filed 2005·Granted Oct 7, 2008·18 cites·16 claims
- 0787US7643760B1Direct detection differential polarization-phase-shift keying for high spectral efficiency optical communicationUNIV CENTRAL FLORIDA RES FOUND·Filed 2006·Granted Jan 5, 2010·15 cites·27 claims
- 0885US8204389B2Electronic post-compensation of optical transmission impairments using digital backward propagationLI GUIFANG·Filed 2009·Granted Jun 19, 2012·11 cites·25 claims
- 0984US8503881B1Systems for extending WDM transmission into the O-bandLI GUIFANG·Filed 2008·Granted Aug 6, 2013·11 cites·8 claims
- 1081US10715251B2Free-space optical communications using few-mode pre-amplified receiversUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2018·Granted Jul 14, 2020·3 cites·12 claims
- 1181US9263846B2Systems and methods for amplifying space-multiplexed optical signalsUNIV CENTRAL FLORIDA RES FOUND·Filed 2012·Granted Feb 16, 2016·5 cites·28 claims
- 1279US8447191B2Compensation of optical transmission impairments using digital backward propagationLI GUIFANG·Filed 2010·Granted May 21, 2013·6 cites·15 claims
- 1378US8805209B2Efficient computation and compensation of linear and nonlinear distortion in dispersion-managed fiber-opic transmissionLI GUIFANG·Filed 2012·Granted Aug 12, 2014·6 cites·14 claims
- 1477US2025047054A1Optically-pumped semiconductor waveguide amplifierUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2024·Application pending·0 cites
- 1575US9546094B2Silicon photonic fiber and method of manufactureUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2014·Granted Jan 17, 2017·1 cites·19 claims
- 1675US7224863B1All optical regenerationUNIV CENTRAL FLORIDA RES FOUND·Filed 2003·Granted May 29, 2007·14 cites·48 claims
- 1774US8813522B2Silicon photonic fiber and method of manufactureLI GUIFANG·Filed 2009·Granted Aug 26, 2014·5 cites·9 claims
- 1873US9214645B1Inverted top emitting device and method for producing sameEVERDISPLAY OPTRONICS SHANGHAI LTD·Filed 2014·Granted Dec 15, 2015·3 cites·9 claims
- 1973US8027588B2Systems and methods for optical carrier recoveryUNIV CENTRAL FLORIDA RES FOUND·Filed 2008·Granted Sep 27, 2011·4 cites·18 claims
- 2072US9794016B2Systems and methods for processing space-multiplexed optical signalsUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2012·Granted Oct 17, 2017·3 cites·28 claims
- 2170US11668803B1Few-mode amplified receiver for LIDARUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2019·Granted Jun 6, 2023·3 cites·32 claims
- 2270US8326159B2Electronic compensation of impairments using wavelet filters for backward propagationLI GUIFANG·Filed 2010·Granted Dec 4, 2012·3 cites·20 claims
- 2369US2024322528A1High-power coherent semiconductor optical amplifier arrayUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2024·Application pending·0 cites
- 2468US9103961B2Systems and methods for optical transmission using supermodesLI GUIFANG·Filed 2012·Granted Aug 11, 2015·3 cites·20 claims
- 2568US8699889B2Polarization demultiplexing using independent component analysisXIE XIAOBO·Filed 2011·Granted Apr 15, 2014·3 cites·19 claims
- 2668US8103711B1Dispersion compensation using digital infinite impulse response filteringLI GUIFANG·Filed 2008·Granted Jan 24, 2012·4 cites·23 claims
- 2767US6501579B2Apparatus, system, and method for extracting an optical clock signal from an optical data signalOPTIUM INC·Filed 2001·Granted Dec 31, 2002·17 cites·54 claims
- 2866US12387094B2Photonic tensor accelerators for artificial neural networksUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2019·Granted Aug 12, 2025·1 cites·20 claims
- 2966US12160078B2Optically-pumped semiconductor waveguide amplifierUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2021·Granted Dec 3, 2024·0 cites·16 claims
- 3065US8437643B2Compensation of transmission impairments in polarization multiplexed systemsLI GUIFANG·Filed 2010·Granted May 7, 2013·2 cites·12 claims
- 3164US9563011B2Optical transmission using few-mode fibersLI GUIFANG·Filed 2011·Granted Feb 7, 2017·2 cites·20 claims
- 3263US8213795B2Systems and methods of polarization time coding for optical communicationsHAN YAN·Filed 2008·Granted Jul 3, 2012·4 cites·5 claims
- 3359US2024364423A1Wavefront correction for free-space optical communicationsUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2024·Application pending·0 cites
- 3458US2025231347A1Tapered mode transformerUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2025·Application pending·0 cites
- 3558US2024311081A1Floating-point multiplication unit and floating point photonic tensor acceleratorUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2024·Application pending·0 cites
- 3657US2024319006A1Serial array of modulators and detectorsUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2024·Application pending·0 cites
- 3756US11108469B2Mode demultiplexing hybrid apparatus, methods, and applicationsUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2020·Granted Aug 31, 2021·0 cites·6 claims
- 3852US11809996B2Adjusting parameters in an adaptive systemUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2020·Granted Nov 7, 2023·0 cites·23 claims
- 3952US9301805B2Systems and methods for performing digital holographyLI GUIFANG·Filed 2012·Granted Apr 5, 2016·0 cites·25 claims
- 4050US8699840B2Waveguides configured to simultaneously guide electromagnetic waves of different wavelengthsLI GUIFANG·Filed 2011·Granted Apr 15, 2014·0 cites·27 claims
- 4147US9374158B2Electronic wavefront correction for free-space optical communicationsLI GUIFANG·Filed 2008·Granted Jun 21, 2016·0 cites·19 claims
- 4243US11221205B2Iterative optical diffraction tomography (iODT) method and applicationsUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2020·Granted Jan 11, 2022·0 cites·7 claims
- 4343US9608235B2Thin film encapsulation structure and organic light emitting device having the sameEVERDISPLAY OPTRONICS (SHANGHAI) LTD·Filed 2016·Granted Mar 28, 2017·0 cites·14 claims
- 4442US8452191B2Electronic compensation of nonlinear effects of semiconductor optical amplifiersLI GUIFANG·Filed 2010·Granted May 28, 2013·0 cites·4 claims
- 4541US5519362AOptical current controlled oscillatorsUS ARMY·Filed 1995·Granted May 21, 1996·11 cites·12 claims
- 4641US2014248052A1Mode-routed optical networksLI GUIFANG·Filed 2013·Application pending·0 cites
- 4740US5304255APhotovoltaic cell with photoluminescent plasma polymerized filmWISCONSIN ALUMNI RES FOUND·Filed 1993·Granted Apr 19, 1994·8 cites·3 claims
- 4838US2024135118A1Hybrid analog and digital computational systemUNIV CENTRAL FLORIDA RES FOUND INC·Filed 2021·Application pending·0 cites
- 4936US8849126B2Electronic phase conjugation for impairment compensation in a fiber communication systemZHOU XIANG·Filed 2011·Granted Sep 30, 2014·0 cites·15 claims
- 5035US11987507B2UV/O3/H2O2 advanced oxidation reactor and processSHANDONG WATER & WASTEWATER MONITORING CENTER·Filed 2019·Granted May 21, 2024·0 cites·2 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →