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HELECTRICITY H04Electric communication H04JMULTIPLEX COMMUNICATION H04J2203/00Aspects of optical multiplex systems other than those covered by H04J14/00

Current Industry

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Patents Grantslast 30 patents

Information Patent Grant
Protection group superposition switching method, control apparatus,...
- Patent number 10,979,138
- Issue date Apr 13, 2021
- SINO-TELECOM TECHNOLOGY CO., INC.
- Lei Hou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile telecommunications network with distributed base stations
- Patent number 9,504,093
- Issue date Nov 22, 2016
- Alcatel Lucent
- Thierry Lucidarme
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical line terminal capable of active bandwidth allocation for pa...
- Patent number 8,184,977
- Issue date May 22, 2012
- Hitachi, Ltd.
- Tohru Kazawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System, device and method for transporting signals through passive...
- Patent number 7,949,255
- Issue date May 24, 2011
- Huawei Technologies Co., Ltd.
- Shimin Zou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical line terminal capable of active bandwidth allocation for pa...
- Patent number 7,889,990
- Issue date Feb 15, 2011
- Hitachi, Ltd.
- Tohru Kazawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Node detection and ring configuration for physical star connected n...
- Patent number 7,801,062
- Issue date Sep 21, 2010
- Cisco Systems Israel Ltd.
- Doron Oz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
IP-TV broadcasting service system and method using physical layer's...
- Patent number 7,675,870
- Issue date Mar 9, 2010
- Electronics and Telecommunications Research Institute
- Kyung Gyu Chun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Providing embedded protection in a network cross-connect device for...
- Patent number 7,633,858
- Issue date Dec 15, 2009
- CIENA Corporation
- Ghassan Semaan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for measuring and compensating delay between m...
- Patent number 7,359,408
- Issue date Apr 15, 2008
- Samsung Electronics Co., Ltd.
- Kyou-Seung Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile telecommunications network with distributed base stations
- Patent number 7,245,603
- Issue date Jul 17, 2007
- Nortel Networks Limited
- Thierry Lucidarme
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Expansion of telecommunications networks with automatic protection...
- Patent number 7,173,902
- Issue date Feb 6, 2007
- Bay Microsystems, Inc.
- Piers John Daniell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communications system
- Patent number 7,139,264
- Issue date Nov 21, 2006
- Marconi UK Intellectual Property Ltd.
- Iain J Slater
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Architectural arrangement for bandwidth management in large central...
- Patent number 7,127,171
- Issue date Oct 24, 2006
- Nortel Networks Limited
- David Wright Martin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Node detection and ring configuration for physical star connected n...
- Patent number 7,099,287
- Issue date Aug 29, 2006
- Cisco Systems O.I.A. (1988) Ltd.
- Doron Oz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated digital loop carrier system with virtual tributary mappe...
- Patent number 7,079,555
- Issue date Jul 18, 2006
- Pulse Communications, Inc.
- Ertugrul Baydar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Flexible SONET access and transmission system
- Patent number 6,768,745
- Issue date Jul 27, 2004
- Zhone Technologies, Inc.
- Steven Scott Gorshe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Add-drop multiplexer in an SDH transmission unit
- Patent number 6,600,742
- Issue date Jul 29, 2003
- Fujitsu Limited
- Masaki Hiromori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Synchronous optical network using a ring architecture
- Patent number 6,452,931
- Issue date Sep 17, 2002
- Sprint Communications Company L.P.
- Charles William Norman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Add-drop multiplexer of duplicated configuration having increased t...
- Patent number 6,385,165
- Issue date May 7, 2002
- NEC Corporation
- Junichi Kumata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated digital loop carrier system with virtual tributary mappe...
- Patent number 6,333,940
- Issue date Dec 25, 2001
- Hubbell Incorporated
- Ertugrul Baydar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Platform for coupling a circuit-switched network to a data network
- Patent number 6,278,707
- Issue date Aug 21, 2001
- MCI Communications Corporation
- Ian MacMillan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cable modem optimized for high-speed data transmission from the hom...
- Patent number 6,272,681
- Issue date Aug 7, 2001
- Conexant Systems, Inc.
- P. Michael Henderson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Providing services in a telecommunications network
- Patent number 6,222,843
- Issue date Apr 24, 2001
- Nortel Networks Limited
- Roy Harold Mauger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Programmable gateway for a virtual bearer channel platform
- Patent number 6,208,657
- Issue date Mar 27, 2001
- MCI Communications Corporation
- Ranga R. Dendi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reverse path multiplexer for use in high speed data transmissions
- Patent number 6,137,793
- Issue date Oct 24, 2000
- Com21, Inc.
- Kenneth Gorman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for centrally-managing switching functions
- Patent number 6,128,321
- Issue date Oct 3, 2000
- Alcatel USA Sourcing, L.P.
- Shaun Bennett
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network node for switching quality detector to incoming signal spec...
- Patent number 6,125,104
- Issue date Sep 26, 2000
- NEC Corporation
- Tatsuya Shiragaki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Synchronous optical network using a ring architecture
- Patent number 6,108,339
- Issue date Aug 22, 2000
- Sprint Communications Company, L.P.
- Charles William Norman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated multi-fabric digital cross-connect integrated office links
- Patent number 6,061,328
- Issue date May 9, 2000
- Alcatel USA, Inc.
- E. Lawrence Read
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated digital loop carrier system with virtual tributary mappe...
- Patent number 6,049,550
- Issue date Apr 11, 2000
- Hubbell Incorporated
- Ertugrul Baydar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
PROTECTION GROUP SUPERPOSITION SWITCHING METHOD, CONTROL APPARATUS,...
- Publication number 20200382209
- Publication date Dec 3, 2020
- SINO-TELECOM TECHNOLOGY CO., INC.
- LEI HOU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL LINE TERMINAL CAPABLE OF ACTIVE BANDWIDTH ALLOCATION FOR PA...
- Publication number 20110091211
- Publication date Apr 21, 2011
- Hitachi, Ltd
- Tohru KAZAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PASSIVE OPTICAL NETWORK REMOTE PROTOCOL TERMINATION
- Publication number 20090208210
- Publication date Aug 20, 2009
- Elmar Trojer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL LINE TERMINAL CAPABLE OF ACTIVE BANDWIDTH ALLOCATION FOR PA...
- Publication number 20080279554
- Publication date Nov 13, 2008
- Tohru Kazawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM, DEVICE AND METHOD FOR TRANSPORTING SIGNALS THROUGH PASSIVE...
- Publication number 20080095535
- Publication date Apr 24, 2008
- Huawei Technologies Co., Ltd
- Shimin Zou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IP-TV BROADCASTING SERVICE SYSTEM AND METHOD USING PHYSICAL LAYER'S...
- Publication number 20080080499
- Publication date Apr 3, 2008
- Kyung Gyu CHUN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NODE DETECTION AND RING CONFIGURATION FOR PHYSICAL STAR CONNECTED N...
- Publication number 20070280132
- Publication date Dec 6, 2007
- Doron Oz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mobile Telecommunications Network with Distributed Base Stations
- Publication number 20070253389
- Publication date Nov 1, 2007
- Nortel Networks Limited
- Thierry Lucidarme
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and communication system for establishing at least one fail...
- Publication number 20040257982
- Publication date Dec 23, 2004
- Norbert Boll
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus and method for measuring and compensating delay between m...
- Publication number 20040184487
- Publication date Sep 23, 2004
- Kyou-Seung Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Expansion of telecommunications networks with automatic protection...
- Publication number 20030185149
- Publication date Oct 2, 2003
- Piers John Daniell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Ethernet passive optical network with framing structure for native...
- Publication number 20030137975
- Publication date Jul 24, 2003
- Jian Song
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Architectural arrangement for bandwidth management in large central...
- Publication number 20030113115
- Publication date Jun 19, 2003
- David Wright Martin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Providing embedded protection in a network cross-connect device for...
- Publication number 20030048748
- Publication date Mar 13, 2003
- CIENA Corporation
- Ghassan Semaan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Integrated multi-rate cross-connect system
- Publication number 20030007491
- Publication date Jan 9, 2003
- E. Lawrence Read
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TDM/WDMA passive optical network
- Publication number 20020145775
- Publication date Oct 10, 2002
- Quantum Bridge Communications, Inc.
- Frank J. Effenberger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Integrated digital loop carrier system with virtual tributary mappe...
- Publication number 20020097743
- Publication date Jul 25, 2002
- Ertugrul Baydar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Passive optical network transmission system, ATM-passive optical ne...
- Publication number 20020067529
- Publication date Jun 6, 2002
- FUJITSU DENSO LTD.
- Tetsuya Yokomoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Processor device for terminating and creating synchronous transport...
- Publication number 20010053146
- Publication date Dec 20, 2001
- Alcatel U.S.A., Inc., Delaware corporation
- Daniel P. Lyon
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for providing client layer cross-connect funct...
- Publication number 20010036187
- Publication date Nov 1, 2001
- Alberto Lometti
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Protection group superposition switching method, control apparatus,...

Mobile telecommunications network with distributed base stations

Optical line terminal capable of active bandwidth allocation for pa...

System, device and method for transporting signals through passive...

Optical line terminal capable of active bandwidth allocation for pa...

Node detection and ring configuration for physical star connected n...

IP-TV broadcasting service system and method using physical layer's...

Providing embedded protection in a network cross-connect device for...

Apparatus and method for measuring and compensating delay between m...

Mobile telecommunications network with distributed base stations

Expansion of telecommunications networks with automatic protection...

Communications system

Architectural arrangement for bandwidth management in large central...

Node detection and ring configuration for physical star connected n...

Integrated digital loop carrier system with virtual tributary mappe...

Flexible SONET access and transmission system

Add-drop multiplexer in an SDH transmission unit

Synchronous optical network using a ring architecture

Add-drop multiplexer of duplicated configuration having increased t...

Integrated digital loop carrier system with virtual tributary mappe...

Platform for coupling a circuit-switched network to a data network

Cable modem optimized for high-speed data transmission from the hom...

Providing services in a telecommunications network

Programmable gateway for a virtual bearer channel platform

Reverse path multiplexer for use in high speed data transmissions

System and method for centrally-managing switching functions

Network node for switching quality detector to incoming signal spec...

Synchronous optical network using a ring architecture

Integrated multi-fabric digital cross-connect integrated office links

Integrated digital loop carrier system with virtual tributary mappe...

Patents Applicationslast 30 patents

PROTECTION GROUP SUPERPOSITION SWITCHING METHOD, CONTROL APPARATUS,...

OPTICAL LINE TERMINAL CAPABLE OF ACTIVE BANDWIDTH ALLOCATION FOR PA...

PASSIVE OPTICAL NETWORK REMOTE PROTOCOL TERMINATION

OPTICAL LINE TERMINAL CAPABLE OF ACTIVE BANDWIDTH ALLOCATION FOR PA...

SYSTEM, DEVICE AND METHOD FOR TRANSPORTING SIGNALS THROUGH PASSIVE...

IP-TV BROADCASTING SERVICE SYSTEM AND METHOD USING PHYSICAL LAYER'S...

NODE DETECTION AND RING CONFIGURATION FOR PHYSICAL STAR CONNECTED N...

Mobile Telecommunications Network with Distributed Base Stations

Method and communication system for establishing at least one fail...

Apparatus and method for measuring and compensating delay between m...

Expansion of telecommunications networks with automatic protection...

Ethernet passive optical network with framing structure for native...

Architectural arrangement for bandwidth management in large central...

Providing embedded protection in a network cross-connect device for...

Integrated multi-rate cross-connect system

TDM/WDMA passive optical network

Integrated digital loop carrier system with virtual tributary mappe...

Passive optical network transmission system, ATM-passive optical ne...

Processor device for terminating and creating synchronous transport...

Method and apparatus for providing client layer cross-connect funct...