P

Inventor

O'SULLIVAN MAURICE STEPHEN

CA10 patents
⚠️ This page may combine multiple inventors who share the name “O'SULLIVAN MAURICE STEPHEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NORTHERN TELECOM LTD

4 patents
US5801858ASep 1, 1998

Optical transmission systems using optical amplifiers and wavelength division multiplexing

NORTHERN TELECOM LTD106 citations96
US5774242AJun 30, 1998

Eye mask for measurement of distortion in optical transmission systems

NORTHERN TELECOM LTD60 citations94
US5822094AOct 13, 1998

Self-stimulation signal detection in an optical transmission system

NORTHERN TELECOM LTD68 citations93
US5859716AJan 12, 1999

Self-stimulation signal detection in an optical transmission system

NORTHERN TELECOM LTD39 citations91

NORTEL NETWORKS CORP

3 patents
US6064501AMay 16, 2000

Method of determining optical amplifier failures

NORTEL NETWORKS CORP206 citations96
US6101016AAug 8, 2000

Optical transmission systems using optical amplifiers and wavelength division multiplexing

NORTEL NETWORKS CORP32 citations91
US6067179AMay 23, 2000

Optical transmission systems using optical amplifiers and wavelength division multiplexing

NORTEL NETWORKS CORP12 citations72

ZHUGE QUNBI

2 patents
US9768880B2Sep 19, 2017

Method and system for nonlinear interference mitigation

ZHUGE QUNBI6 citations82
US10270537B2Apr 23, 2019

Method and system for nonlinear interference mitigation

ZHUGE QUNBI1 citations61

CIENA CORP

1 patent
US11971323B2Apr 30, 2024

Estimating nonlinear phase shift in a multi-span fiber-optic link using a coherent receiver

CIENA CORP0 citations62