Inventor
WOODWARD SHERYL LEIGH
US43 patents
⚠️ This page may combine multiple inventors who share the name “WOODWARD SHERYL LEIGH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AT & T CORP
24 patentsUS5936754AAug 10, 1999
Transmission of CDMA signals over an analog optical link
AT & T CORP187 citations99
US7007297B1Feb 28, 2006
Fiber-optic access network utilizing CATV technology in an efficient manner
AT & T CORP63 citations98
US6493335B1Dec 10, 2002
Method and system for providing low-cost high-speed data services
AT & T CORP173 citations98
US5864672AJan 26, 1999
System for converter for providing downstream second FDM signals over access path and upstream FDM signals sent to central office over the second path
AT & T CORP129 citations98
US6993353B2Jan 31, 2006
Cable data service method
AT & T CORP84 citations97
US6661976B1Dec 9, 2003
Method and system for single-sideband optical signal generation and transmission
AT & T CORP66 citations96
US5822102AOct 13, 1998
Passive optical network employing upconverted 16-cap signals
AT & T CORP65 citations96
US7190903B1Mar 13, 2007
Fiber and wire communication system
AT & T CORP37 citations95
US6751417B1Jun 15, 2004
Fiber and wire communication system
AT & T CORP67 citations95
US7095958B1Aug 22, 2006
Fiber access architecture capable of being seamlessly upgraded
AT & T CORP23 citations93
US6249373B1Jun 19, 2001
Semiconductor optical amplifier with adjustable gain
AT & T CORP34 citations93
US5963570AOct 5, 1999
Current control for an analog optical link
AT & T CORP21 citations93
US5959658ASep 28, 1999
Network apparatus and method to provide compressed digital video over mini-fiber nodes
AT & T CORP44 citations93
US7068937B1Jun 27, 2006
Fiber and wire communication system
AT & T CORP15 citations92
US6993050B2Jan 31, 2006
Transmit and receive system for cable data service
AT & T CORP17 citations92
US6654563B1Nov 25, 2003
Fiber/wired communication system
AT & T CORP27 citations92
USH2075HAug 5, 2003
Restorable architectures for fiber-based broadband local access networks
AT & T CORP51 citations92
US7394984B1Jul 1, 2008
Fiber access architecture capable of being seamlessly upgraded
AT & T CORP9 citations84
US6339487B1Jan 15, 2002
Bi-directional optical transmission system
AT & T CORP15 citations84
US7450850B2Nov 11, 2008
Fiber and wire communication system
AT & T CORP9 citations83
US7283749B1Oct 16, 2007
Fiber and wire communication system
AT & T CORP15 citations83
US6607312B1Aug 19, 2003
Method and device for broadcasting signals over a wavelength-division multiplexed network
AT & T CORP8 citations74
US7734179B1Jun 8, 2010
Fiber/wired communication system
AT & T CORP5 citations63
US7068940B1Jun 27, 2006
System and method for monitoring and controlling light propagation in an optical transmission system
AT & T CORP4 citations63
AT & T IP I LP
8 patentsUS10432342B1Oct 1, 2019
Routing and regenerator planning in a carrier's core reconfigurable optical network
AT & T IP I LP22 citations93
US7990977B2Aug 2, 2011
Method, system, and device for sending data in a cable data service
AT & T IP I LP6 citations73
US11552723B2Jan 10, 2023
Routing and regenerator planning in a carrier's core reconfigurable optical network
AT & T IP I LP3 citations72
US9735912B2Aug 15, 2017
Method and apparatus for routing traffic using asymmetrical optical connections
AT & T IP I LP2 citations72
US9246623B2Jan 26, 2016
Method and apparatus for routing traffic using asymmetrical optical connections
AT & T IP I LP3 citations72
US12323231B2Jun 3, 2025
Routing and regenerator planning in a carrier's core reconfigurable optical network
AT & T IP I LP0 citations61
US10171197B2Jan 1, 2019
Method and apparatus for routing traffic using asymmetrical optical connections
AT & T IP I LP0 citations51
US9413640B2Aug 9, 2016
Method and apparatus for routing traffic using asymmetrical optical connections
AT & T IP I LP0 citations51
AT & T IP II LP
6 patentsUS7865081B1Jan 4, 2011
Fiber access architecture capable of being seamlessly upgraded
AT & T IP II LP7 citations84
US8000331B2Aug 16, 2011
Receive device for a cable data service
AT & T IP II LP3 citations71
US10965490B2Mar 30, 2021
Data service including channel group
AT & T IP II LP0 citations62
US7783196B2Aug 24, 2010
Fiber and wire communication system
AT & T IP II LP2 citations62
US10009190B2Jun 26, 2018
Data service including channel group
AT & T IP II LP0 citations52
US7831147B2Nov 9, 2010
Fiber and wire communication system
AT & T IP II LP0 citations51
LUCENT TECHNOLOGIES INC
4 patentsUS5880865AMar 9, 1999
Wavelength-division-multiplexed network having broadcast capability
LUCENT TECHNOLOGIES INC121 citations98
US5708753AJan 13, 1998
Method of recovering from a fiber-cable cut using random splicing reconnection
LUCENT TECHNOLOGIES INC77 citations96
US5798858AAug 25, 1998
Method and apparatus for reducing adverse effects of optical beat interference in optical communication systems
LUCENT TECHNOLOGIES INC30 citations92
US6078417AJun 20, 2000
Spectral compaction via cross-modulation wavelength conversion
LUCENT TECHNOLOGIES INC25 citations88