Inventor
EJZAK RICHARD PAUL
US25 patents
⚠️ This page may combine multiple inventors who share the name “EJZAK RICHARD PAUL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LUCENT TECHNOLOGIES INC
19 patentsUS6996087B2Feb 7, 2006
Communication system including an interworking mobile switching center for call termination
LUCENT TECHNOLOGIES INC150 citations99
US7006477B1Feb 28, 2006
Method for interleaving of half rate channels suitable for half duplex operation and statistical multiplexing
LUCENT TECHNOLOGIES INC92 citations98
US6963544B1Nov 8, 2005
System for statistically multiplexing real-time and non-real-time voice and data traffic in a wireless system
LUCENT TECHNOLOGIES INC102 citations98
US6954654B2Oct 11, 2005
Provision of services in a communication system including an interworking mobile switching center
LUCENT TECHNOLOGIES INC109 citations98
US6871070B2Mar 22, 2005
Communication system for providing roaming between an internet protocol multimedia system and a circuit-switched domain
LUCENT TECHNOLOGIES INC131 citations98
US6567375B2May 20, 2003
Method and apparatus for packet size dependent link adaptation for wireless packet
LUCENT TECHNOLOGIES INC95 citations98
US6069883AMay 30, 2000
Code division multiple access system providing enhanced load and interference based demand assignment service to users
LUCENT TECHNOLOGIES INC270 citations98
US7031747B2Apr 18, 2006
Internet protocol multimedia subsystem component providing of packet-switched switching functions to serving mobile switching center feature server
LUCENT TECHNOLOGIES INC118 citations97
US6721565B1Apr 13, 2004
Handover of wireless calls between systems supporting circuit and packet call models
LUCENT TECHNOLOGIES INC202 citations97
US5729536AMar 17, 1998
Cellular system architectures supporting data services
LUCENT TECHNOLOGIES INC113 citations97
US6772112B1Aug 3, 2004
System and method to reduce speech delay and improve voice quality using half speech blocks
LUCENT TECHNOLOGIES INC63 citations96
US7353021B2Apr 1, 2008
Network controller replacement of indication of one or more specific network connections usable by first network component in signaling message for second network component with wild card network connection information
LUCENT TECHNOLOGIES INC45 citations93
US7301938B2Nov 27, 2007
Method of transferring a packet switched to a circuit switched call
LUCENT TECHNOLOGIES INC46 citations92
US7068619B2Jun 27, 2006
Radio link control with limited retransmissions for streaming services
LUCENT TECHNOLOGIES INC36 citations92
US5797099AAug 18, 1998
Enhanced wireless communication system
LUCENT TECHNOLOGIES INC51 citations91
US7443879B2Oct 28, 2008
Communication between user agents through employment of codec format unsupported by one of the user agents
LUCENT TECHNOLOGIES INC14 citations84
US7366514B2Apr 29, 2008
Method of handing off a packet switched to a circuit switched call
LUCENT TECHNOLOGIES INC19 citations84
US7295843B2Nov 13, 2007
Server component network resource allocation for handoff between mobile switching center packet-switched portion and mobile switching center circuit-switched portion
LUCENT TECHNOLOGIES INC13 citations83
US6856625B1Feb 15, 2005
Apparatus and method of interleaving data to reduce error rate
LUCENT TECHNOLOGIES INC15 citations83
ALCATEL LUCENT USA INC
5 patentsUS7586857B2Sep 8, 2009
Fast network SIP/SDP procedures for conference operations upon request from end user with optimization of network resources
ALCATEL LUCENT USA INC33 citations92
US7680481B2Mar 16, 2010
Method and apparatus for linking charging records
ALCATEL LUCENT USA INC31 citations89
US7978683B2Jul 12, 2011
Method of transferring call transition messages between network controllers of different radio technologies
ALCATEL LUCENT USA INC18 citations82
US7499403B2Mar 3, 2009
Control component removal of one or more encoded frames from isochronous telecommunication stream based on one or more code rates of the one or more encoded frames to create non-isochronous telecommunications stream
ALCATEL LUCENT USA INC3 citations62
US7535889B2May 19, 2009
Server component redirection of new media path portion between packet-switched and circuit-switched portions of mobile switching center
ALCATEL LUCENT USA INC5 citations60