Assignee
XTERA COMMUNICATIONS INC
US·60 granted patents·4 pending applications·1,477 citations·filing 1998–2016
Top patents by PatentIndex Score
64 records- 0197US6631025B2Low-noise distributed Raman amplifier using bi-directional pumping using multiple Raman ordersXTERA COMMUNICATIONS INC·Filed 2001·Granted Oct 7, 2003·80 cites·28 claims
- 0297US6574037B2All band amplifierXTERA COMMUNICATIONS INC·Filed 2001·Granted Jun 3, 2003·77 cites·60 claims
- 0397US6374006B1Chirped period gratings for raman amplification in circulator loop cavitiesXTERA COMMUNICATIONS INC·Filed 1999·Granted Apr 16, 2002·163 cites·80 claims
- 0497US6370164B1Broadband sagnac raman amplifiers and cascade lasersXTERA COMMUNICATIONS INC·Filed 2000·Granted Apr 9, 2002·62 cites·17 claims
- 0596US6943936B2Co-propagating Raman amplifiersXTERA COMMUNICATIONS INC·Filed 2002·Granted Sep 13, 2005·67 cites·68 claims
- 0696US6885498B2Multi-stage optical amplifier and broadband communication systemXTERA COMMUNICATIONS INC·Filed 2001·Granted Apr 26, 2005·75 cites·102 claims
- 0794US6760148B2Nonlinear polarization amplifiers in nonzero dispersion shifted fiberXTERA COMMUNICATIONS INC·Filed 2001·Granted Jul 6, 2004·71 cites·30 claims
- 0892US7058311B1System and method for dispersion compensation in an optical communication systemXTERA COMMUNICATIONS INC·Filed 2002·Granted Jun 6, 2006·51 cites·31 claims
- 0992US6359725B1Multi-stage optical amplifier and broadband communication systemXTERA COMMUNICATIONS INC·Filed 1999·Granted Mar 19, 2002·121 cites·68 claims
- 1092US6239903B1Nonlinear fiber amplifiers for a 1430-1530nm low-loss window in optical fibersXTERA COMMUNICATIONS INC·Filed 2000·Granted May 29, 2001·57 cites·23 claims
- 1192US6101024ANonlinear fiber amplifiers used for a 1430-1530nm low-loss window in optical fibersXTERA COMMUNICATIONS INC·Filed 1998·Granted Aug 8, 2000·97 cites·49 claims
- 1289US6532101B2System and method for wide band Raman amplificationXTERA COMMUNICATIONS INC·Filed 2001·Granted Mar 11, 2003·35 cites·143 claims
- 1387US6833946B2Optical amplification using polarization diversity pumpingXTERA COMMUNICATIONS INC·Filed 2002·Granted Dec 21, 2004·16 cites·81 claims
- 1487US6819479B1Optical amplification using launched signal powers selected as a function of a noise figureXTERA COMMUNICATIONS INC·Filed 2001·Granted Nov 16, 2004·28 cites·133 claims
- 1587US6335820B1Multi-stage optical amplifier and broadband communication systemXTERA COMMUNICATIONS INC·Filed 1999·Granted Jan 1, 2002·63 cites·44 claims
- 1686US7254337B1Band optical add/drop multiplexingXTERA COMMUNICATIONS INC·Filed 2006·Granted Aug 7, 2007·12 cites·20 claims
- 1786US6580548B2Broadband amplifier and communication systemXTERA COMMUNICATIONS INC·Filed 2001·Granted Jun 17, 2003·25 cites·83 claims
- 1885US7068938B1Band optical add/drop multiplexingXTERA COMMUNICATIONS INC·Filed 2002·Granted Jun 27, 2006·23 cites·50 claims
- 1985US6819478B1Fiber optic transmission system with low cost transmitter compensationXTERA COMMUNICATIONS INC·Filed 2002·Granted Nov 16, 2004·29 cites·93 claims
- 2085US6587259B2System and method for controlling noise figureXTERA COMMUNICATIONS INC·Filed 2001·Granted Jul 1, 2003·22 cites·112 claims
- 2184US6744553B1System and method for converting a plurality of wavelengthsXTERA COMMUNICATIONS INC·Filed 2001·Granted Jun 1, 2004·29 cites·135 claims
- 2282US9985727B2Feedback controlled Raman amplification in optical systemXTERA COMMUNICATIONS INC·Filed 2015·Granted May 29, 2018·3 cites·20 claims
- 2382US7233432B2Pre-emphasized optical communicationXTERA COMMUNICATIONS INC·Filed 2002·Granted Jun 19, 2007·17 cites·71 claims
- 2481US9838136B2Optical transmission system and related remote optically pumped amplifier (ROPA) and methodXTERA COMMUNICATIONS INC·Filed 2016·Granted Dec 5, 2017·2 cites·23 claims
- 2581US7197245B1System and method for managing system marginXTERA COMMUNICATIONS INC·Filed 2002·Granted Mar 27, 2007·20 cites·61 claims
- 2680US6810214B2Method and system for reducing degradation of optical signal to noise ratioXTERA COMMUNICATIONS INC·Filed 2001·Granted Oct 26, 2004·28 cites·109 claims
- 2779US9831943B2Repeater OTDR using repeater based raman pumpsXTERA COMMUNICATIONS INC·Filed 2013·Granted Nov 28, 2017·4 cites·23 claims
- 2878US7822348B2Adaptive pulse shape controlXTERA COMMUNICATIONS INC·Filed 2006·Granted Oct 26, 2010·9 cites·15 claims
- 2977US9461437B2Tilt control through optical pump power adjustmentXTERA COMMUNICATIONS INC·Filed 2014·Granted Oct 4, 2016·3 cites·20 claims
- 3076US7254341B2System and method for dispersion compensation in an optical communication systemXTERA COMMUNICATIONS INC·Filed 2006·Granted Aug 7, 2007·5 cites·20 claims
- 3175US7665909B2System and method for implementing a high capacity unrepeatered optical communication systemXTERA COMMUNICATIONS INC·Filed 2008·Granted Feb 23, 2010·5 cites·20 claims
- 3275US6646788B2System and method for wide band Raman amplificationXTERA COMMUNICATIONS INC·Filed 2002·Granted Nov 11, 2003·12 cites·45 claims
- 3375US6631028B1Broadband amplifier and communication systemXTERA COMMUNICATIONS INC·Filed 2000·Granted Oct 7, 2003·12 cites·26 claims
- 3473US9184848B2Optical repeater amplifier insertion and removal technologyXTERA COMMUNICATIONS INC·Filed 2015·Granted Nov 10, 2015·3 cites·4 claims
- 3573US7684711B2Pulsed high loss loop back signalling schemeXTERA COMMUNICATIONS INC·Filed 2005·Granted Mar 23, 2010·8 cites·40 claims
- 3673US6600592B2S+ band nonlinear polarization amplifiersXTERA COMMUNICATIONS INC·Filed 2001·Granted Jul 29, 2003·11 cites·22 claims
- 3771US6603594B2Multi-stage optical amplifier and broadband communication systemXTERA COMMUNICATIONS INC·Filed 2002·Granted Aug 5, 2003·11 cites·69 claims
- 3870US6876489B2All band amplifierXTERA COMMUNICATIONS INC·Filed 2003·Granted Apr 5, 2005·10 cites·102 claims
- 3970US6693737B2Dispersion compensating nonlinear polarization amplifiersXTERA COMMUNICATIONS INC·Filed 2001·Granted Feb 17, 2004·11 cites·52 claims
- 4069US6567430B1Raman oscillator including an intracavity filter and amplifiers utilizing sameXTERA COMMUNICATIONS INC·Filed 1999·Granted May 20, 2003·33 cites·119 claims
- 4167US6914717B1Multiple wavelength pumping of raman amplifier stagesXTERA COMMUNICATIONS INC·Filed 2002·Granted Jul 5, 2005·8 cites·115 claims
- 4267US6778321B1Fiber optic transmission system for a metropolitan area networkXTERA COMMUNICATIONS INC·Filed 2002·Granted Aug 17, 2004·9 cites·93 claims
- 4366US6594071B1Method and apparatus for amplifier controlXTERA COMMUNICATIONS INC·Filed 2001·Granted Jul 15, 2003·12 cites·50 claims
- 4465US7336869B2System and method for implementing a high capacity unrepeatered optical communication systemXTERA COMMUNICATIONS INC·Filed 2006·Granted Feb 26, 2008·2 cites·20 claims
- 4564US6618192B2High efficiency raman amplifierXTERA COMMUNICATIONS INC·Filed 2001·Granted Sep 9, 2003·8 cites·118 claims
- 4662US9398354B2Integrated assembly for switching optical signalsXTERA COMMUNICATIONS INC·Filed 2013·Granted Jul 19, 2016·3 cites·20 claims
- 4762US6954303B2Multi-stage optical amplifier and broadband communication systemXTERA COMMUNICATIONS INC·Filed 2001·Granted Oct 11, 2005·5 cites·97 claims
- 4861US6714342B2Low-noise distributed Raman amplifier using bi-directional pumping using multiple Raman ordersXTERA COMMUNICATIONS INC·Filed 2003·Granted Mar 30, 2004·5 cites·49 claims
- 4959US6919986B2Nonlinear polarization amplifiers in nonzero dispersion shifted fiberXTERA COMMUNICATIONS INC·Filed 2003·Granted Jul 19, 2005·4 cites·30 claims
- 5056US6807197B2Gain control in nonlinear polarization amplifier stagesXTERA COMMUNICATIONS INC·Filed 2002·Granted Oct 19, 2004·2 cites·79 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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