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CPC
H04Q2213/13031
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Indexing scheme relating to selecting arrangements in general and for multiplex systems
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H04Q2213/13031
Pulse code modulation, PCM
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Patents Grants
last 30 patents
Information
Patent Grant
Technique for controlling establishment of a tandem-free transcoder...
Patent number
8,369,267
Issue date
Feb 5, 2013
Telefonaktiebolaget LM Ericsson (publ)
Karl Hellwig
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hybrid fiber twisted pair local loop network service architecture
Patent number
8,355,365
Issue date
Jan 15, 2013
AT&T Intellectual Property II, L.P.
Irwin Gerszberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for transmitting data in a telecommunications network and sw...
Patent number
8,175,083
Issue date
May 8, 2012
Sigram Schindler Beteiligungsgesellschaft mbH
Sigram Schindler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for transmitting data in a telecommunications network and sw...
Patent number
7,936,751
Issue date
May 3, 2011
Sigram Schindler Beteiligungsgesellschaft mbH
Sigram Schindler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wideband-narrowband telecommunication
Patent number
7,813,378
Issue date
Oct 12, 2010
Alcatel
Raymond Gass
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and systems for digital data transmission
Patent number
7,684,496
Issue date
Mar 23, 2010
Igor Borisovich Dounaev
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system architecture and operating methods thereof
Patent number
7,675,853
Issue date
Mar 9, 2010
Nortel Networks Limited
Roy Harold Mauger
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hybrid fiber twisted pair local loop network service architecture
Patent number
7,672,298
Issue date
Mar 2, 2010
AT&T Corp.
Irwin Gerszberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for setting up and/or clearing a communications l...
Patent number
7,643,501
Issue date
Jan 5, 2010
Siemens Aktiengesellschaft
Antonius Emmerink
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for transmitting data in a telecommunications network and sw...
Patent number
7,483,431
Issue date
Jan 27, 2009
Teles AG Informations-Technologien
Sigram Schindler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hybrid fiber twisted pair local loop network service architecture
Patent number
7,466,695
Issue date
Dec 16, 2008
AT&T Corp.
Irwin Gerszberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hybrid fiber twisted pair local loop network service architecture
Patent number
7,457,284
Issue date
Nov 25, 2008
AT&T Corp.
Irwin Gerszberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
PCM-based data transmission system and method
Patent number
7,330,466
Issue date
Feb 12, 2008
NEC Corporation
Takao Hosokubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for combining an emergency standalone switching d...
Patent number
7,319,747
Issue date
Jan 15, 2008
David M. Smith
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for manifesting alarms in a telecommunication net...
Patent number
7,289,435
Issue date
Oct 30, 2007
ECI Telecom Ltd.
Eitan Yehuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and arrangement for coupling messages in a central control d...
Patent number
7,154,908
Issue date
Dec 26, 2006
Siemens Aktiengesellschaft
Antonius Emmerink
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for transmitting data in a telecommunications network and sw...
Patent number
7,145,902
Issue date
Dec 5, 2006
Teles AG Informations-Technologien
Sigram Schindler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephony end user interface in an HFC access network
Patent number
7,073,075
Issue date
Jul 4, 2006
General Instrument Corporation
Phillip Kent Freyman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-interface telephony test system using separate interface cards
Patent number
7,068,756
Issue date
Jun 27, 2006
Empirix Inc.
John D. Doyle
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for reducing the number of vocoders in a wireless network
Patent number
7,023,819
Issue date
Apr 4, 2006
Aram Falsafi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and systems for landline access to wireless networks
Patent number
6,968,205
Issue date
Nov 22, 2005
BellSouth Intellectual Property Corporation
William S. Burnham
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
μ-Law-to-a-law translating equipment and a-law-to-μ-law translating...
Patent number
6,965,596
Issue date
Nov 15, 2005
NEC Corporation
Minoru Izumiya
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for transmitting data in a telecommunications network and sw...
Patent number
6,954,453
Issue date
Oct 11, 2005
Teles AG Informationstechnologien
Sigram Schindler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system architecture and operating methods thereof
Patent number
6,917,586
Issue date
Jul 12, 2005
Nortel Networks Limited
Roy Harold Mauger
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hybrid fiber twisted pair local loop network service architecture
Patent number
6,885,662
Issue date
Apr 26, 2005
AT&T Corp.
Irwin Gerszberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Arrangement for managing multiple telephone lines terminating at a...
Patent number
6,816,512
Issue date
Nov 9, 2004
General Instrument Corporation
David B. Lazarus
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for bypassing the common control and switch ma...
Patent number
6,807,273
Issue date
Oct 19, 2004
David Matthew Smith
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
PCM upstream and downstream system for universal digital loop carrier
Patent number
6,785,340
Issue date
Aug 31, 2004
ADC DSL Systems, Inc.
John F. Stockman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for hunting for communication channel
Patent number
6,766,015
Issue date
Jul 20, 2004
Fujitsu Limited
Hirokazu Iwakura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Telephone exchange apparatus
Patent number
6,731,721
Issue date
May 4, 2004
Kabuhsiki Kaisha Toshiba
Toshiaki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Method For Transmitting Data In a Telecommunications Network And Sw...
Publication number
20110206041
Publication date
Aug 25, 2011
SIGRAM SCHINDLER BETEILIGUNGSGESELLSCHAFT MBH
Sigram Schindler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Technique for controlling establishment of a tandem-free transcoder...
Publication number
20100110980
Publication date
May 6, 2010
Karl Hellwig
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Hybrid fiber twisted pair local loop network service architecture
Publication number
20100098000
Publication date
Apr 22, 2010
Irwin Gerszberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method For Transmitting Data In a Telecommunications Network And Sw...
Publication number
20090129381
Publication date
May 21, 2009
TELES AG INFORMATIONSTECHNOLOGIEN
Sigram Schindler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Hybrid fiber twisted pair local loop network service architecture
Publication number
20090080884
Publication date
Mar 26, 2009
Irwin Gerszberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Hybrid fiber twisted pair local loop network service architecture
Publication number
20080304475
Publication date
Dec 11, 2008
Irwin Gerszberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wideband-narrowband telecommunication
Publication number
20070036229
Publication date
Feb 15, 2007
ALCATEL
Raymond Gass
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for Transmitting Data In A Telecommunications Network And Sw...
Publication number
20060239256
Publication date
Oct 26, 2006
TELES AG INFORMATIONSTECHNOLOGIEN
Sigram Schindler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Signal processing unit with serial time multiplex connections betwe...
Publication number
20050254512
Publication date
Nov 17, 2005
Stefan Schandl
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for transmitting data in a telecommunications network and sw...
Publication number
20050243851
Publication date
Nov 3, 2005
Sigram Schindler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PCM-based data transmission system and method
Publication number
20050169320
Publication date
Aug 4, 2005
NEC Corporation
Takao Hosokubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Hybrid fiber twisted pair local loop network service architecture
Publication number
20050147089
Publication date
Jul 7, 2005
Irwin Gerszberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication system architecture and operating methods thereof
Publication number
20050141550
Publication date
Jun 30, 2005
Roy Harold Mauger
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Operating system for telecommunications
Publication number
20050111363
Publication date
May 26, 2005
William Martin Snelgrove
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Methods and systems for digital data transmission
Publication number
20050078597
Publication date
Apr 14, 2005
Igor Borisovich Dounaev
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Hybrid fiber twisted pair local loop network service architecture
Publication number
20050068945
Publication date
Mar 31, 2005
Irwin Gerszberg
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for combining an emergency standalone switching d...
Publication number
20050053059
Publication date
Mar 10, 2005
David M. Smith
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for desensitizing packet-based connection of subscribers to...
Publication number
20040240433
Publication date
Dec 2, 2004
Norbert Lobig
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication system architecture to converge voice and data servic...
Publication number
20040136359
Publication date
Jul 15, 2004
David Ivancovsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Circuit arrangement for connecting several trunk lines via PCM circ...
Publication number
20040136366
Publication date
Jul 15, 2004
SIEMENS AKTIENGESELLSCHAFT
Werner Nagler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Methods and systems for landline access to wireless networks
Publication number
20030176199
Publication date
Sep 18, 2003
William S. Burnham
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Digital circuit multiplexing device
Publication number
20030154303
Publication date
Aug 14, 2003
Toshihisa Ozu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for bypassing the common control and switch ma...
Publication number
20030103614
Publication date
Jun 5, 2003
David Matthew Smith
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Telephony end user interface in an HFC access network
Publication number
20030101373
Publication date
May 29, 2003
Phillip Kent Freyman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ISDN monitoring
Publication number
20030039265
Publication date
Feb 27, 2003
Martti Yrjana
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for manifesting alarms in a telecommunication network
Publication number
20020191648
Publication date
Dec 19, 2002
Eitan Yehuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for the management of a V5 interface
Publication number
20020126826
Publication date
Sep 12, 2002
Teppo Pasanen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for negotiating telecommunication resources
Publication number
20020058532
Publication date
May 16, 2002
William Martin Snelgrove
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method for reducing the number of vocoders in a wireless network
Publication number
20020054571
Publication date
May 9, 2002
Aram Falsafi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multi-interface telephony test system using separate interface cards
Publication number
20020046302
Publication date
Apr 18, 2002
John D. Doyle
H04 - ELECTRIC COMMUNICATION TECHNIQUE