Chung-Zin Liu

Person

Naperville, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of call conferencing to support session continuity for multi...
- Patent number 9,130,965
- Issue date Sep 8, 2015
- Alcatel Lucent
- Edward Grinshpun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Approach for quality of service control on un-wanted services (e.g....
- Patent number 8,792,823
- Issue date Jul 29, 2014
- Alcatel Lucent
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of providing transcoding during voice-over-internet protocol...
- Patent number 8,204,022
- Issue date Jun 19, 2012
- Alcatel Lucent
- Harold Aaron Lassers
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Online charging for roaming users in a proxy online charging system...
- Patent number 8,175,575
- Issue date May 8, 2012
- Alcatel Lucent
- Yigang Cai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Charging in LTE/EPC communication networks
- Patent number 8,116,728
- Issue date Feb 14, 2012
- Alcatel Lucent
- Yigang Cai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of transferring call transition messages between network con...
- Patent number 7,978,683
- Issue date Jul 12, 2011
- Alcatel-Lucent USA Inc.
- Dan Anthony Balogh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of supporting quality-of-service application session continu...
- Patent number 7,920,523
- Issue date Apr 5, 2011
- Alcatel-Lucent USA Inc.
- Edward Grinshpun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet filtering/classification and/or policy control support from...
- Patent number 7,844,728
- Issue date Nov 30, 2010
- Alcatel-Lucent USA Inc.
- Thomas W. Anderson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fast network SIP/SDP procedures for conference operations upon requ...
- Patent number 7,586,857
- Issue date Sep 8, 2009
- Alcatel-Lucent USA Inc.
- Richard Paul Ejzak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Architecture to support service features for wireless calls in a wi...
- Patent number 7,062,265
- Issue date Jun 13, 2006
- Lucent Technologies Inc.
- Young-fu Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Queuing for radio channel availability
- Patent number 7,013,129
- Issue date Mar 14, 2006
- Lucent Technologies Inc.
- Stephen C. Goss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Enhanced wireless radio channel utilization
- Patent number 6,658,255
- Issue date Dec 2, 2003
- Lucent Technologies Inc.
- Stephen Clifford Goss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distributed cellular communication system architecture for the co-e...
- Patent number 6,625,153
- Issue date Sep 23, 2003
- Lucent Technologies Inc.
- Chung Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cellular call processor having concurrent instances of call models...
- Patent number 6,434,382
- Issue date Aug 13, 2002
- Lucent Technologies Inc.
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for optimizing mobile wireless communications routed across...
- Patent number 6,434,139
- Issue date Aug 13, 2002
- Lucent Technologies Inc.
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Implementing and selecting between virtual private wireless telecom...
- Patent number 6,405,040
- Issue date Jun 11, 2002
- Lucent Technologies Inc.
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Conferencing and announcement generation for wireless VoIP and VoAT...
- Patent number 6,392,999
- Issue date May 21, 2002
- Lucent Technologies Inc.
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Virtual resource allocation method and apparatus for wireless data...
- Patent number 6,377,572
- Issue date Apr 23, 2002
- Lucent Technologies Inc.
- Michael F. Dolan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cellular call processor having concurrent instances of call models...
- Patent number 6,285,877
- Issue date Sep 4, 2001
- Lucent Technologies Inc.
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for CDMA handoff using telemetry to determine the...
- Patent number 6,061,337
- Issue date May 9, 2000
- Lucent Technologies Inc.
- Jeffrey Ross Light
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for assigning feature sets on virtual private telecommunicat...
- Patent number 6,002,679
- Issue date Dec 14, 1999
- Lucent Technologies Inc.
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for assigning feature sets on virtual private telecommunicat...
- Patent number 5,949,770
- Issue date Sep 7, 1999
- Lucent Technologies Inc.
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for implementing virtual private wireless telecommunications...
- Patent number 5,943,332
- Issue date Aug 24, 1999
- Lucent Technologies Inc.
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for implementing private wireless telecommunications networks
- Patent number 5,905,953
- Issue date May 18, 1999
- Lucent Technologies Inc.
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ONLINE CHARGING FOR ROAMING USERS IN A PROXY ONLINE CHARGING SYSTEM...
- Publication number 20120157041
- Publication date Jun 21, 2012
- Yigang CAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Approach for QoS control on un-wanted services (e.g. VoIP or Multim...
- Publication number 20110090849
- Publication date Apr 21, 2011
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Detection of bearer loss in an IP-based multimedia session
- Publication number 20100128613
- Publication date May 27, 2010
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ONLINE CHARGING FOR ROAMING USERS IN A PROXY ONLINE CHARGING SYSTEM...
- Publication number 20090264096
- Publication date Oct 22, 2009
- Yigang CAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CHARGING IN LTE/EPC COMMUNICATION NETWORKS
- Publication number 20090264097
- Publication date Oct 22, 2009
- Yigang Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD OF PROVDING TRANSCODING DURING VOICE-OVER-INTERNET PROTOCOL...
- Publication number 20090209255
- Publication date Aug 20, 2009
- Harold Aaron LASSERS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD OF SUPPORTING QUALITY-OF-SERVICE APPLICATION SESSION CONTINU...
- Publication number 20090175239
- Publication date Jul 9, 2009
- Edward Grinshpun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD OF BEST EFFORT HANDOFF TO MAINTAIN RADIO BEARER AND MIP SESS...
- Publication number 20090141683
- Publication date Jun 4, 2009
- Edward Grinshpun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD OF CALL CONFERENCING TO SUPPORT SESSION CONTINUITY FOR MULTI...
- Publication number 20090129296
- Publication date May 21, 2009
- EDWARD GRINSHPUN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Packet filtering/classification and/or policy control support from...
- Publication number 20090037999
- Publication date Feb 5, 2009
- Thomas W. Anderson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Approach for QoS control on un-wanted service (e.g. VoIP or Multime...
- Publication number 20080095136
- Publication date Apr 24, 2008
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of transferring call transition messages between network con...
- Publication number 20050243870
- Publication date Nov 3, 2005
- Dan Anthony Balogh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System for providing interoperability of call pickup service in a p...
- Publication number 20050113077
- Publication date May 26, 2005
- William Jackson Bushnell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System for providing interoperability of a proprietary enterprise c...
- Publication number 20050113134
- Publication date May 26, 2005
- William Jackson Bushnell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Methods and apparatus for provision of centralized calling informat...
- Publication number 20050043017
- Publication date Feb 24, 2005
- Lucent Technologies, Inc.
- Daniel Esposito
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Fast network SIP/SDP procedures for conference operations upon requ...
- Publication number 20040196867
- Publication date Oct 7, 2004
- Richard Paul Ejzak
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Call reservation for wireless systems
- Publication number 20020193117
- Publication date Dec 19, 2002
- Stephen C. Goss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Queuing for radio channel availability
- Publication number 20020193119
- Publication date Dec 19, 2002
- Stephen C. Goss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Shared capacity for wireless networks
- Publication number 20020193120
- Publication date Dec 19, 2002
- Stephen C. Goss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Rate change notification
- Publication number 20020107000
- Publication date Aug 8, 2002
- Stephen Clifford Goss
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Cellular call processor having concurrent instances of call models...
- Publication number 20010009852
- Publication date Jul 26, 2001
- LUCENT TECHNOLOGIES INC.
- Chung-Zin Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Chung-Zin Liu

Person

Patents Grantslast 30 patents

Method of call conferencing to support session continuity for multi...

Approach for quality of service control on un-wanted services (e.g....

Method of providing transcoding during voice-over-internet protocol...

Online charging for roaming users in a proxy online charging system...

Charging in LTE/EPC communication networks

Method of transferring call transition messages between network con...

Method of supporting quality-of-service application session continu...

Packet filtering/classification and/or policy control support from...

Fast network SIP/SDP procedures for conference operations upon requ...

Architecture to support service features for wireless calls in a wi...

Queuing for radio channel availability

Enhanced wireless radio channel utilization

Distributed cellular communication system architecture for the co-e...

Cellular call processor having concurrent instances of call models...

Method for optimizing mobile wireless communications routed across...

Implementing and selecting between virtual private wireless telecom...

Conferencing and announcement generation for wireless VoIP and VoAT...

Virtual resource allocation method and apparatus for wireless data...

Cellular call processor having concurrent instances of call models...

System and method for CDMA handoff using telemetry to determine the...

Method for assigning feature sets on virtual private telecommunicat...

Method for assigning feature sets on virtual private telecommunicat...

Method for implementing virtual private wireless telecommunications...

Method for implementing private wireless telecommunications networks

Patents Applicationslast 30 patents

ONLINE CHARGING FOR ROAMING USERS IN A PROXY ONLINE CHARGING SYSTEM...

Approach for QoS control on un-wanted services (e.g. VoIP or Multim...

Detection of bearer loss in an IP-based multimedia session

ONLINE CHARGING FOR ROAMING USERS IN A PROXY ONLINE CHARGING SYSTEM...

CHARGING IN LTE/EPC COMMUNICATION NETWORKS

METHOD OF PROVDING TRANSCODING DURING VOICE-OVER-INTERNET PROTOCOL...

METHOD OF SUPPORTING QUALITY-OF-SERVICE APPLICATION SESSION CONTINU...

METHOD OF BEST EFFORT HANDOFF TO MAINTAIN RADIO BEARER AND MIP SESS...

METHOD OF CALL CONFERENCING TO SUPPORT SESSION CONTINUITY FOR MULTI...

Packet filtering/classification and/or policy control support from...

Approach for QoS control on un-wanted service (e.g. VoIP or Multime...

Method of transferring call transition messages between network con...

System for providing interoperability of call pickup service in a p...

System for providing interoperability of a proprietary enterprise c...

Methods and apparatus for provision of centralized calling informat...

Fast network SIP/SDP procedures for conference operations upon requ...

Call reservation for wireless systems

Queuing for radio channel availability

Shared capacity for wireless networks

Rate change notification

Cellular call processor having concurrent instances of call models...