Inventor · disambiguated record
Alexei N. Pilipetskii
Also filed as: PILIPETSKII ALEXEI · PILIPETSKII ALEXEI N
40 granted patents·11 pending applications·268 citations·filing 1997–2024
97Inventor score
Files withSUBCOM LLC17TYCO TELECOMM US INC13TYCO ELECTRONICS SUBSEA COMMUNICATIONS LLC5TYCOM US INC4CAI YI3
Top patents by PatentIndex Score
51 records- 0188US8401402B2Detection of data in signals with data pattern dependent signal distortionCAI YI·Filed 2010·Granted Mar 19, 2013·10 cites·20 claims
- 0285US11956011B2Architecture, apparatus, and power delivery method for environmental measurement in subsea systemSUBCOM LLC·Filed 2022·Granted Apr 9, 2024·1 cites·18 claims
- 0385US9634803B1Optical subcarrier multiplex system with joint forward error correction codingTYCO ELECTRONICS SUBSEA COMMUNICATIONS LLC·Filed 2016·Granted Apr 25, 2017·7 cites·14 claims
- 0484US12360005B2Extending DAS range in undersea cables using loopbacksSUBCOM LLC·Filed 2024·Granted Jul 15, 2025·0 cites·10 claims
- 0584US9337935B2Coded modulation for small step-size variable spectral efficiencyTYCO ELECTRONICS SUBSEA COMM·Filed 2013·Granted May 10, 2016·7 cites·12 claims
- 0681US10135221B2Spatial division multiplexed optical communication systems and amplifiers for the sameTYCO ELECTRONICS SUBSEA COMMUNICATIONS LLC·Filed 2016·Granted Nov 20, 2018·3 cites·22 claims
- 0781US7924497B2System and method for gain equalization and optical communication system incorporating the sameTYCO ELECTRONICS SUBSEA COMM·Filed 2006·Granted Apr 12, 2011·8 cites·19 claims
- 0880US9806840B2Transmission system and method using mixed modulation formatsTYCO ELECTRONICS SUBSEA COMMUNICATIONS LLC·Filed 2016·Granted Oct 31, 2017·4 cites·10 claims
- 0980US7373040B2Optical transmission system including dispersion slope compensationTYCO TELECOMM US INC·Filed 2007·Granted May 13, 2008·7 cites·6 claims
- 1079US8401400B2Detection of data in signals with data pattern dependent signal distortionCAI YI·Filed 2010·Granted Mar 19, 2013·5 cites·21 claims
- 1176US11923651B2Gain equalization in C+L erbium-doped fiber amplifiersSUBCOM LLC·Filed 2020·Granted Mar 5, 2024·1 cites·5 claims
- 1271US12184403B2Semiconductor based system and method for broad bandwidth transmissionSUBCOM LLC·Filed 2023·Granted Dec 31, 2024·0 cites·18 claims
- 1371US12038345B2Extending DAS range in undersea cables using loopbacksSUBCOM LLC·Filed 2020·Granted Jul 16, 2024·0 cites·10 claims
- 1471US6584262B1Method and apparatus for the optimization of dispersion map using slope-compensating optical fibersTYCO TELECOMM US INC·Filed 2000·Granted Jun 24, 2003·12 cites·18 claims
- 1571US6259543B1Efficient method for assessing the system performance of an optical transmission system while accounting for penalties arising from nonlinear interactionsTYCOM US INC·Filed 1999·Granted Jul 10, 2001·44 cites·6 claims
- 1667US11863296B2Semiconductor based system and method for broad bandwidth transmissionSUBCOM LLC·Filed 2022·Granted Jan 2, 2024·0 cites·20 claims
- 1767US8621307B2Soft decision threshold control in a signal receiver using soft decision error correctionCAI YI·Filed 2008·Granted Dec 31, 2013·4 cites·25 claims
- 1866US8913901B2System and method for blind equalization and carrier phase recovery in a quadrature amplitude modulated systemZHANG HONGBIN·Filed 2012·Granted Dec 16, 2014·2 cites·17 claims
- 1966US7209671B1Multiple detector decision receiverTYCO TELECOMM US INC·Filed 2002·Granted Apr 24, 2007·14 cites·37 claims
- 2066US6873798B1Method and apparatus for optimizing the dispersion and dispersion slope for a dispersion map with slope-compensating optical fibersTYCO TELECOMM US INC·Filed 2000·Granted Mar 29, 2005·11 cites·6 claims
- 2165US2025137837A1Quasi-distributed sensing using enhanced sensing structuresSUBCOM LLC·Filed 2023·Application pending·0 cites
- 2264US12111204B2Extending dynamic acoustic sensing range and localization in undersea cables using loopbacksSUBCOM LLC·Filed 2022·Granted Oct 8, 2024·0 cites·20 claims
- 2364US9503197B2Spatial division multiplexing in limited power optical communication systemsTYCO ELECTRONICS SUBSEA COMMUNICATIONS LLC·Filed 2014·Granted Nov 22, 2016·1 cites·10 claims
- 2464US7203429B2Optical transmission system using optical signal processing in terminals for improved system performanceTYCO TELECOMM US INC·Filed 2001·Granted Apr 10, 2007·5 cites·23 claims
- 2563US6311002B1Method and apparatus for reducing nonlinear penalties by proper arrangement of the dispersion map in an optical communication systemTYCOM US INC·Filed 1998·Granted Oct 30, 2001·30 cites·15 claims
- 2663US2024027261A1Multispan optical fiber system and techniques for improved distributed acoustic sensingSUBCOM LLC·Filed 2023·Application pending·0 cites
- 2760US6327250B1Method and apparatus for supressing crosstalk between data and monitoring channel in an optical communication systemTYCOM US INC·Filed 1998·Granted Dec 4, 2001·28 cites·26 claims
- 2860US2025141551A1Bi-directional optical components for multi-core amplified transmissionSUBCOM LLC·Filed 2024·Application pending·0 cites
- 2958US11914040B2Spatially resolved perturbation detection using line monitoring systemSUBCOM LLC·Filed 2021·Granted Feb 27, 2024·0 cites·18 claims
- 3058US7336908B2Optical transmission system using optical signal processing in terminals for improved system performanceTYCO TELECOMM US INC·Filed 2006·Granted Feb 26, 2008·1 cites·27 claims
- 3158US6604872B2Method and apparatus for improving spectral efficiency in fiber-optic communication systemsTYCO TELECOMM US INC·Filed 2002·Granted Aug 12, 2003·4 cites·10 claims
- 3258US2025279827A1Bidirectional loopback amplifier for optical sensing applicationsSUBCOM LLC·Filed 2024·Application pending·0 cites
- 3357US7363553B2System and method for adjusting soft decision thresholds in a soft-decision error correction systemTYCO TELECOMM US INC·Filed 2004·Granted Apr 22, 2008·9 cites·25 claims
- 3457US2024267124A1Architecture, apparatus, and power delivery method for environmental measurement in subsea systemSUBCOM LLC·Filed 2024·Application pending·0 cites
- 3557US2025015887A1Monitoring in distributed acoustic sensing systemsSUBCOM LLC·Filed 2024·Application pending·0 cites
- 3657US2025300739A1Interrogator unit for multi-span distributed acoustic sensingSUBCOM LLC·Filed 2024·Application pending·0 cites
- 3756US7295728B2Optical transmission system including dispersion slope compensationTYCO TELECOMM US INC·Filed 2006·Granted Nov 13, 2007·1 cites·25 claims
- 3856US7085039B2Hybrid Raman/erbium-doped fiber amplifier and transmission system with dispersion mapTYCO TELECOMM US INC·Filed 2003·Granted Aug 1, 2006·4 cites·25 claims
- 3956US6571032B1Apparatus and method for multiplexing and/or demultiplexing optical signals having substantially equal dispersionTYCO TELECOMM US INC·Filed 2000·Granted May 27, 2003·4 cites·14 claims
- 4055US2025137838A1Multi-span distributed acoustic sensing from the shore with different sensing frequency ranges and sensing span lengthsSUBCOM LLC·Filed 2023·Application pending·0 cites
- 4154US6407841B1Reduction of collision induced timing jitter by periodic dispersion management in soliton WDM transmissionUNIV MARYLAND·Filed 2000·Granted Jun 18, 2002·3 cites·17 claims
- 4253US7734187B2Dispersion management in optical networks using a differential phase shift keying modulation formatTYCO ELECTRONICS SUBSEA COMM L·Filed 2005·Granted Jun 8, 2010·1 cites·20 claims
- 4352US7154670B2Methods and apparatus for polarization controlTYCO TELECOMM US INC·Filed 2004·Granted Dec 26, 2006·4 cites·51 claims
- 4451US6452707B1Method and apparatus for improving spectral efficiency in fiber-optic communication systemsTYCOM US INC·Filed 1999·Granted Sep 17, 2002·16 cites·32 claims
- 4551US6243181B1Reduction of collision induced timing jitter by periodic dispersion management in soliton WDM transmissionUNIV MARYLAND·Filed 1997·Granted Jun 5, 2001·17 cites·3 claims
- 4649US10454611B2Spatial division multiplexing in limited power optical communication systemsSUBCOM LLC·Filed 2016·Granted Oct 22, 2019·0 cites·18 claims
- 4748US9450678B2System and method using spectral shaping and expanded channel spacingTYCO ELECTRONICS SUBSEA COMMUNICATIONS LLC·Filed 2014·Granted Sep 20, 2016·0 cites·10 claims
- 4843US2006029398A1Transmission of optical signals of different modulation formats in discrete bandsLIU LI·Filed 2004·Application pending·0 cites
- 4942US2007206960A1Transmission Formats for High Bit-Rate SystemsTYCO TELECOMM US INC·Filed 2007·Application pending·0 cites
- 5040US9300402B2Dispersion management in optical networks including both coherent and direct detection receiversANDERSON WILLIAM·Filed 2011·Granted Mar 29, 2016·0 cites·10 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →