Inventor
POSTHUMA CARL ROBERT
US23 patents
⚠️ This page may combine multiple inventors who share the name “POSTHUMA CARL ROBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LUCENT TECHNOLOGIES INC
20 patentsUS6694012B1Feb 17, 2004
System and method to provide control of music on hold to the hold party
LUCENT TECHNOLOGIES INC109 citations98
US6959184B1Oct 25, 2005
Method for determining the security status of transmissions in a telecommunications network
LUCENT TECHNOLOGIES INC170 citations97
US7058174B2Jun 6, 2006
System and method for providing lifeline power service to digital subscriber line customers
LUCENT TECHNOLOGIES INC62 citations96
US6496566B1Dec 17, 2002
Metallic testing of a subscriber loop that provides both voice and digital subscriber line services
LUCENT TECHNOLOGIES INC69 citations96
US6456694B1Sep 24, 2002
Method for prequalifying subscriber lines for high speed data service
LUCENT TECHNOLOGIES INC59 citations96
US6898280B1May 24, 2005
Line card and method for supporting pots, asymmetric DSL and symmetric DSL services
LUCENT TECHNOLOGIES INC26 citations92
US6748078B1Jun 8, 2004
System and method for allocating overhead voltage in the transmission of pots and XDSL signals
LUCENT TECHNOLOGIES INC37 citations92
US6647024B1Nov 11, 2003
System and method for an all digital communication system with a life line
LUCENT TECHNOLOGIES INC22 citations91
US6072793AJun 6, 2000
Electronically controlled main distributing frame
LUCENT TECHNOLOGIES INC41 citations90
US5673255ASep 30, 1997
Apparatus for providing service to telephone subscribers connected to a remote terminal from multiple telephone service providers
LUCENT TECHNOLOGIES INC26 citations90
US6144659ANov 7, 2000
Telecommunication equipment support of high speed data services
LUCENT TECHNOLOGIES INC38 citations88
US6229846B1May 8, 2001
Apparatus and method for implementing high speed modem communication support
LUCENT TECHNOLOGIES INC19 citations83
US6952417B1Oct 4, 2005
System and method for selectively providing data communications in an XDSL communication system
LUCENT TECHNOLOGIES INC8 citations74
US6836509B1Dec 28, 2004
Dsl- compatible pots line card
LUCENT TECHNOLOGIES INC10 citations70
US6694015B1Feb 17, 2004
Universal line interface in telecommunications system
LUCENT TECHNOLOGIES INC5 citations62
US7039056B2May 2, 2006
High quality audio and video over digital subscriber lines (DSLs)
LUCENT TECHNOLOGIES INC4 citations59
US7027590B2Apr 11, 2006
Dynamic allocation of overhead voltage to support simultaneous transmission of signals on a telecommunication line
LUCENT TECHNOLOGIES INC0 citations52
US7016474B2Mar 21, 2006
Reduced cost digital subscriber line (DSL) interface arrangement
LUCENT TECHNOLOGIES INC0 citations49
US6925173B2Aug 2, 2005
Optimization of a DSL-compatible POTS line card
LUCENT TECHNOLOGIES INC0 citations48
US7236484B2Jun 26, 2007
Methods and systems for providing wide-band voice service via a telephone switch system
LUCENT TECHNOLOGIES INC0 citations38
ALCATEL LUCENT USA INC
2 patentsUS7676031B2Mar 9, 2010
Method and apparatus for selectively terminating current in a digital subscriber line (DSL) modem
ALCATEL LUCENT USA INC6 citations63
US7860044B2Dec 28, 2010
Methods and apparatus for providing synchronization in a multi-channel communication system
ALCATEL LUCENT USA INC0 citations48