Inventor · disambiguated record
Richard A. Barry
Also filed as: BARRY RICHARD · BARRY RICHARD A
18 granted patents·4 pending applications·967 citations·filing 1997–2021
96Inventor score
Files withSYCAMORE NETWORKS INC7MASSACHUSETTS INST TECHNOLOGY5HEWLETT PACKARD ENTPR DEV LP3BARRY RICHARD A1PLEXXI INC1
Top patents by PatentIndex Score
22 records- 0195US6433904B1Method and apparatus for improving transmission performance over wavelength division multiplexed optical communication links using forward error correction codingSYCAMORE NETWORKS INC·Filed 1999·Granted Aug 13, 2002·176 cites·8 claims
- 0292US6047331AMethod and apparatus for automatic protection switchingMASSACHUSETTS INST TECHNOLOGY·Filed 1997·Granted Apr 4, 2000·317 cites·38 claims
- 0389US6445850B1Method and apparatus for per-band compensation with gap-free band structure for high speed DWDM transmissionSYCAMORE NETWORKS INC·Filed 2001·Granted Sep 3, 2002·36 cites·32 claims
- 0488US9065582B2Optical architecture and channel plan employing multi-fiber configurations for data center network switchingBARRY RICHARD A·Filed 2012·Granted Jun 23, 2015·20 cites·49 claims
- 0587US6728205B1Method and apparatus for automatic protection switchingMASSACHUSETTS INST TECHNOLOGY·Filed 1998·Granted Apr 27, 2004·193 cites·22 claims
- 0686US10382315B2Framework for universally specified affinity topologies with partial path invalidation and generalized network flowsHEWLETT PACKARD ENTPR DEV LP·Filed 2017·Granted Aug 13, 2019·4 cites·17 claims
- 0786US9325604B2System and method for data center optical connectionPLEXXI INC·Filed 2014·Granted Apr 26, 2016·10 cites·12 claims
- 0886US8842988B2Optical junction nodes for use in data center networksSPOCK DEREK E·Filed 2012·Granted Sep 23, 2014·12 cites·18 claims
- 0981US11070459B2Framework for universally specified affinity topologies with partial path invalidation and generalized network flowsHEWLETT PACKARD ENTPR DEV LP·Filed 2019·Granted Jul 20, 2021·2 cites·19 claims
- 1081US6839871B2Method for transparent multiplexing of SONET/ SDH streamsSYCAMORE NETWORKS INC·Filed 2001·Granted Jan 4, 2005·19 cites·14 claims
- 1178US6433903B1Optical management channel for wavelength division multiplexed systemsSYCAMORE NETWORKS INC·Filed 1999·Granted Aug 13, 2002·49 cites·12 claims
- 1275US6400479B1Optical power balancer for optical amplified WDM networksSYCAMORE NETWORKS INC·Filed 1999·Granted Jun 4, 2002·45 cites·14 claims
- 1370US6538777B1Method for establishing connections by allocating links and channelsMASSACHUSETTS INST TECHNOLOGY·Filed 1998·Granted Mar 25, 2003·34 cites·62 claims
- 1468US11477111B2Framework for universally specified affinity topologies with partial path invalidation and generalized network flowsHEWLETT PACKARD ENTPR DEV LP·Filed 2021·Granted Oct 18, 2022·0 cites·17 claims
- 1567US6456409B2Method and apparatus for extending fiber transmission distance with multiple pre-emphases in optically amplified DWDM systemSYCAMORE NETWORKS INC·Filed 2001·Granted Sep 24, 2002·8 cites·23 claims
- 1664US6563895B2Optical bit rate converterMASSACHUSETTS INST TECHNOLOGY·Filed 2000·Granted May 13, 2003·6 cites·2 claims
- 1757US6504631B1System and method providing control channel for wavelength-division multiplexed networkSYCAMORE NETWORKS INC·Filed 1999·Granted Jan 7, 2003·21 cites·16 claims
- 1850US6175433B1Optical bit rate converterMASSACHUSETTS INST TECHNOLOGY·Filed 1997·Granted Jan 16, 2001·15 cites·30 claims
- 1939US2001024457A1Encoding signaling information at a physical layer of a network protocolFiled 2001·Application pending·0 cites
- 2039US2002141013A1Integrated optical networking transport/switching architectureFiled 2001·Application pending·0 cites
- 2135US2002118417A1Flexible optical add/drop architectureFiled 2001·Application pending·0 cites
- 2235US2003035411A1Service discovery using a user device interface to an optical transport networkFiled 2001·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Richard A. Barry files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →