Inventor
DARCIE THOMAS EDWARD
US27 patents
⚠️ This page may combine multiple inventors who share the name “DARCIE THOMAS EDWARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AT & T CORP
16 patentsUS6577714B1Jun 10, 2003
Map-based directory system
AT & T CORP247 citations98
US6493335B1Dec 10, 2002
Method and system for providing low-cost high-speed data services
AT & T CORP173 citations98
US6195362B1Feb 27, 2001
Resource pooling system and method in communication systems
AT & T CORP86 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
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
US7068937B1Jun 27, 2006
Fiber and wire communication system
AT & T CORP15 citations92
US6654563B1Nov 25, 2003
Fiber/wired communication system
AT & T CORP27 citations92
US6137780AOct 24, 2000
Apparatus and method to monitor communication system status
AT & T CORP36 citations92
US7006804B1Feb 28, 2006
High-speed two-way point-to-point transmission
AT & T CORP37 citations90
US7450850B2Nov 11, 2008
Fiber and wire communication system
AT & T CORP9 citations83
US7283749B1Oct 16, 2007
Fiber and wire communication system
AT & T CORP15 citations83
US7734179B1Jun 8, 2010
Fiber/wired communication system
AT & T CORP5 citations63
US6785242B2Aug 31, 2004
Apparatus and method to monitor communication system status
AT & T CORP2 citations63
US6292469B1Sep 18, 2001
Apparatus and method to monitor communication system status
AT & T CORP1 citations63
LUCENT TECHNOLOGIES INC
7 patentsUS5907417AMay 25, 1999
Passive optical network with diagnostic loop-back
LUCENT TECHNOLOGIES INC149 citations99
US5694234ADec 2, 1997
Wavelength division multiplexing passive optical network including broadcast overlay
LUCENT TECHNOLOGIES INC163 citations99
US5790287AAug 4, 1998
Optical communication system with improved maintenance capabilities
LUCENT TECHNOLOGIES INC94 citations98
US5815295ASep 29, 1998
Optical communication system with improved maintenance capabilities
LUCENT TECHNOLOGIES INC91 citations96
US5680234AOct 21, 1997
Passive optical network with bi-directional optical spectral slicing and loop-back
LUCENT TECHNOLOGIES INC97 citations96
US5798858AAug 25, 1998
Method and apparatus for reducing adverse effects of optical beat interference in optical communication systems
LUCENT TECHNOLOGIES INC30 citations92
US6181453B1Jan 30, 2001
Method and apparatus for laser performance enhancement
LUCENT TECHNOLOGIES INC17 citations84
AT & T IP II LP
4 patentsUS7620375B1Nov 17, 2009
High-speed two-way point-to-point transmission
AT & T IP II LP17 citations90
US7783196B2Aug 24, 2010
Fiber and wire communication system
AT & T IP II LP2 citations62
US7894781B1Feb 22, 2011
High-speed two-way point-to-point transmission
AT & T IP II LP1 citations60
US7831147B2Nov 9, 2010
Fiber and wire communication system
AT & T IP II LP0 citations51