Inventor
ALEXANDER STEPHEN B
US26 patents
⚠️ This page may combine multiple inventors who share the name “ALEXANDER STEPHEN B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIENA CORP
22 patentsUS5712932AJan 27, 1998
Dynamically reconfigurable WDM optical communication systems with optical routing systems
CIENA CORP178 citations99
US5532864AJul 2, 1996
Optical monitoring channel for wavelength division multiplexed optical communication system
CIENA CORP143 citations99
US5726784AMar 10, 1998
WDM optical communication system with remodulators and diverse optical transmitters
CIENA CORP164 citations98
US5696615ADec 9, 1997
Wavelength division multiplexed optical communication systems employing uniform gain optical amplifiers
CIENA CORP103 citations98
US5557439ASep 17, 1996
Expandable wavelength division multiplexed optical communications systems
CIENA CORP143 citations98
US5504609AApr 2, 1996
WDM optical communication system with remodulators
CIENA CORP183 citations98
US5986782ANov 16, 1999
Signal-to-noise monitoring in WDM optical communication systems
CIENA CORP104 citations97
US6281997B1Aug 28, 2001
Dense WDM optical multiplexer and demultiplexer
CIENA CORP55 citations96
US5798855AAug 25, 1998
Optical monitoring channel for wavelength division multiplexed optical communication system
CIENA CORP68 citations96
US5784184AJul 21, 1998
WDM Optical communication systems with remodulators and remodulating channel selectors
CIENA CORP115 citations96
US6233077B1May 15, 2001
Remodulating channel selectors for WDM optical communication systems
CIENA CORP59 citations95
US5715076AFeb 3, 1998
Remodulating channel selectors for WDM optical communication systems
CIENA CORP74 citations94
US6618176B2Sep 9, 2003
Remodulating channel selectors for WDM optical communication systems
CIENA CORP25 citations92
US6404948B2Jun 11, 2002
Dense WDM optical multiplexer and demultiplexer
CIENA CORP20 citations92
US6344915B1Feb 5, 2002
System and method for shutting off an optical energy source in a communication system having optical amplifiers
CIENA CORP46 citations88
US10171169B2Jan 1, 2019
Software programmable flexible and dynamic optical transceivers
CIENA CORP13 citations84
US7369780B2May 6, 2008
Remodulating channel selectors for WDM optical communication systems
CIENA CORP4 citations73
US11184234B2Nov 23, 2021
Self-optimizing fabric architecture and self-assembling network
CIENA CORP3 citations65
US12334981B2Jun 17, 2025
Software programmable flexible and dynamic optical transceivers
CIENA CORP1 citations64
US11283524B2Mar 22, 2022
Software programmable flexible and dynamic optical transceivers
CIENA CORP0 citations63
US7809270B2Oct 5, 2010
Remodulating channel selectors for WDM optical communication systems
CIENA CORP2 citations62
US11463176B2Oct 4, 2022
Optical interconnects for a programmable virtualized self-optimizing signal processor
CIENA CORP0 citations52