Ring

Industry

CPC
H04J2203/0042

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Parent Industries

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

Current Industry

H04J2203/0042Ring

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Protected ethernet ring with small form-factor pluggable devices
- Patent number 9,998,225
- Issue date Jun 12, 2018
- OE SOLUTIONS CO., LTD.
- Gwangyong Yi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Redundancy for port extender chains
- Patent number 9,984,028
- Issue date May 29, 2018
- ARRIS Enterprises LLC
- Bipin Agarwal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission apparatus
- Patent number 9,204,209
- Issue date Dec 1, 2015
- Fujitsu Limited
- Yasuki Fujii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Robust mesh transport network comprising conjoined rings
- Patent number 8,625,411
- Issue date Jan 7, 2014
- Bay Microsystems, Inc.
- Santhanam Srivivasan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sonet add/drop multiplexer with packet over sonet capability
- Patent number 8,571,018
- Issue date Oct 29, 2013
- Fujitsu Limited
- Donald O'Connor
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Graphic rendering of circuit positions
- Patent number 8,566,775
- Issue date Oct 22, 2013
- Verizon Patent and Licensing Inc.
- Joseph David Shulmister
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network architecture for a packet aware transport network
- Patent number 8,532,137
- Issue date Sep 10, 2013
- AT&T Intellectual Property II, L.P.
- Thomas Scott Afferton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for detecting network asymmetrical status and asymmetrical c...
- Patent number 8,526,333
- Issue date Sep 3, 2013
- ABB Research Ltd.
- Youyi Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transport network decoupling using optical data unit and op...
- Patent number 8,503,880
- Issue date Aug 6, 2013
- Verizon Patent and Licensing Inc.
- Deepak Kakadia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mesh restoration in optical transport networks
- Patent number 8,457,001
- Issue date Jun 4, 2013
- Ciena Corporation
- Vagish Madrahalli
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telecommunication network
- Patent number 8,457,141
- Issue date Jun 4, 2013
- Telefonaktiebolaget LM Ericsson (publ)
- Giovanni Fiaschi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission apparatus
- Patent number 8,355,632
- Issue date Jan 15, 2013
- Fujitsu Limited
- Mitsuhiro Kawaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus for aligning a communications frame to a pred...
- Patent number 8,335,240
- Issue date Dec 18, 2012
- Tellabs Operations, Inc.
- Mark E. Boduch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus for improved communications networks
- Patent number 8,320,409
- Issue date Nov 27, 2012
- Tellabs Operations, Inc.
- Mark E. Boduch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmission system
- Patent number 8,265,063
- Issue date Sep 11, 2012
- Fujitsu Limited
- Futoshi Izumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Ring overlay network dedicated to carry broadcast traffic to DSLAMs
- Patent number 8,144,721
- Issue date Mar 27, 2012
- AT&T Intellectual Property 1, LP
- Albert Chungbor Wan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Graphic rendering of circuit positions
- Patent number 8,136,080
- Issue date Mar 13, 2012
- Verizon Patent and Licensing Inc.
- Joseph David Shulmister, Jr.
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus for identifying errors and stranded resources...
- Patent number 8,116,209
- Issue date Feb 14, 2012
- Alcatel Lucent
- Swarup Acharya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for a secure bi-directional line switched ring
- Patent number 8,078,051
- Issue date Dec 13, 2011
- Verizon Patent and Licensing Inc.
- Scott David Arena
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for controlling redundancy and transmission device using the...
- Patent number 8,000,232
- Issue date Aug 16, 2011
- Fujitsu Limited
- Tomoyoshi Fujimori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and methods for the communication and fault management of...
- Patent number 7,979,579
- Issue date Jul 12, 2011
- Cox Communications
- Nishith Sinha
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method of adaptively managing bandwidth on optical links...
- Patent number 7,885,186
- Issue date Feb 8, 2011
- CIENA Corporation
- Mark D. MacLean
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
1+N network protection for mesh networks: network coding-based prot...
- Patent number 7,869,344
- Issue date Jan 11, 2011
- Iowa State University Research Foundation, Inc.
- Ahmed E. Kamal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network-based data transport architecture
- Patent number 7,808,991
- Issue date Oct 5, 2010
- Agere Systems Inc.
- Seong-Hwan Kim
- 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
Method and apparatus for automatically establishing bi-directional...
- Patent number 7,747,727
- Issue date Jun 29, 2010
- Cisco Technology, Inc.
- David A. Friedman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for implementing and managing a network archit...
- Patent number 7,720,050
- Issue date May 18, 2010
- Conxx, Inc.
- Jeffrey T. Blank
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for load balancing and protecting data traffic...
- Patent number 7,680,031
- Issue date Mar 16, 2010
- Redback Networks Inc.
- Siegfried Luft
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bidirectional line switched partial rings, mesh networks, and metho...
- Patent number 7,680,032
- Issue date Mar 16, 2010
- CIENA Corporation
- Brian Pheiffer
- 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

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL TRANSMISSION APPARATUS
- Publication number 20130259473
- Publication date Oct 3, 2013
- Fujitsu Limited
- Yasuki FUJII
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSPORT NETWORK DECOUPLING USING OPTICAL DATA UNIT AND OP...
- Publication number 20120155872
- Publication date Jun 21, 2012
- VERIZON PATENT AND LICENSING INC.
- Deepak KAKADIA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GRAPHIC RENDERING OF CIRCUIT POSITIONS
- Publication number 20120116708
- Publication date May 10, 2012
- VERIZON PATENT AND LICENSING INC.
- Joseph David SHULMISTER, JR.
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for Detecting Network Asymmetrical Status and Asymmetrical C...
- Publication number 20110286361
- Publication date Nov 24, 2011
- ABB Research Ltd.
- Youyi Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MESH RESTORATION IN OPTICAL TRANSPORT NETWORKS
- Publication number 20110262128
- Publication date Oct 27, 2011
- Vagish Madrahalli
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL TRANSMISSION METHOD AND TRANSMISSION DEVICE
- Publication number 20110103222
- Publication date May 5, 2011
- Fujitsu Limited
- Ryoichi MUTOH
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TELECOMMUNICATION NETWORK
- Publication number 20100265819
- Publication date Oct 21, 2010
- Giovanni Fiaschi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transmission apparatus
- Publication number 20100124416
- Publication date May 20, 2010
- FUJITSU LIMITED
- Mitsuhiro Kawaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GRAPHIC RENDERING OF CIRCUIT POSITIONING
- Publication number 20100077365
- Publication date Mar 25, 2010
- Verizon Data Services LLC
- Joseph David SHULMISTER, JR.
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS OF RING NETWORK PROTECTION
- Publication number 20100014417
- Publication date Jan 21, 2010
- Yingliang ZHOU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus and Methods for the Communication and Fault Management of...
- Publication number 20090222579
- Publication date Sep 3, 2009
- Nishith Sinha
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Interactive Topology Graphs for Visualization and Characterization...
- Publication number 20090116409
- Publication date May 7, 2009
- SBC TECHNOLOGY RESOURCES, INC.
- Chuxin CHEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR AUTOMATICALLY ESTABLISHING BI-DIRECTIONAL...
- Publication number 20090013256
- Publication date Jan 8, 2009
- David A. Friedman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR A SECURE BI-DIRECTIONAL LINE SWITCHED RING
- Publication number 20080152346
- Publication date Jun 26, 2008
- Verizon Services Corp.
- Scott David Arena
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Methods and apparatus for improved communications networks
- Publication number 20080095197
- Publication date Apr 24, 2008
- Mark E. Boduch
- 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
RING OVERLAY NETWORK DEDICATED TO CARRY BROADCAST TRAFFIC TO DSLAMS
- Publication number 20080080537
- Publication date Apr 3, 2008
- SBC Knowledge Ventures, L.P.
- Albert Chungbor Wan
- 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
Plug-in card for optical transmission apparatus
- Publication number 20070263646
- Publication date Nov 15, 2007
- FUJITSU LIMITED
- Hideki Matsui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Sonet Add/Drop Multiplexer With Packet Over Sonet Capability
- Publication number 20070253408
- Publication date Nov 1, 2007
- Fujitsu Limited
- Donald O'Connor
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transmission system
- Publication number 20070223496
- Publication date Sep 27, 2007
- FUJITSU LIMITED
- Futoshi Izumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RPR span BW protection scheme for RPR transported over SONET paths
- Publication number 20070091791
- Publication date Apr 26, 2007
- Fujitsu Network Communications, Inc.
- Michael Charles Green
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for controlling redundancy and transmission device using the...
- Publication number 20070081451
- Publication date Apr 12, 2007
- FUJITSU LIMITED
- Tomoyoshi Fujimori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and System for Designing Ring-Based Telecommunications Networks
- Publication number 20070076636
- Publication date Apr 5, 2007
- Timothy Y. Chow
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Methods and apparatus for identifying errors and stranded resources...
- Publication number 20060256727
- Publication date Nov 16, 2006
- Swarup Acharya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus for transmitting/receiving communication and broadcasting...
- Publication number 20060133398
- Publication date Jun 22, 2006
- Dong-Joon Choi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Mechanism for automatic protection switching and apparatus utilizin...
- Publication number 20060098660
- Publication date May 11, 2006
- Rajesh Pal
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Routing frames in an IP sonet ring using an IP proxy server
- Publication number 20060092916
- Publication date May 4, 2006
- Fujitsu Network Communications, Inc.
- David S. Harmon
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Interactive topology graphs for visualization and characterization...
- Publication number 20060080611
- Publication date Apr 13, 2006
- Chuxin Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for protection of ethernet traffic in optical ring networks
- Publication number 20060064479
- Publication date Mar 23, 2006
- Michael Meged
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Protected ethernet ring with small form-factor pluggable devices

Redundancy for port extender chains

Optical transmission apparatus

Robust mesh transport network comprising conjoined rings

Sonet add/drop multiplexer with packet over sonet capability

Graphic rendering of circuit positions

Network architecture for a packet aware transport network

Method for detecting network asymmetrical status and asymmetrical c...

Optical transport network decoupling using optical data unit and op...

Mesh restoration in optical transport networks

Telecommunication network

Transmission apparatus

Methods and apparatus for aligning a communications frame to a pred...

Methods and apparatus for improved communications networks

Transmission system

Ring overlay network dedicated to carry broadcast traffic to DSLAMs

Graphic rendering of circuit positions

Methods and apparatus for identifying errors and stranded resources...

Method and system for a secure bi-directional line switched ring

Method for controlling redundancy and transmission device using the...

Apparatus and methods for the communication and fault management of...

System and method of adaptively managing bandwidth on optical links...

1+N network protection for mesh networks: network coding-based prot...

Network-based data transport architecture

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

Method and apparatus for automatically establishing bi-directional...

Method and apparatus for implementing and managing a network archit...

Method and apparatus for load balancing and protecting data traffic...

Bidirectional line switched partial rings, mesh networks, and metho...

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

Patents Applicationslast 30 patents

OPTICAL TRANSMISSION APPARATUS

OPTICAL TRANSPORT NETWORK DECOUPLING USING OPTICAL DATA UNIT AND OP...

GRAPHIC RENDERING OF CIRCUIT POSITIONS

Method for Detecting Network Asymmetrical Status and Asymmetrical C...

MESH RESTORATION IN OPTICAL TRANSPORT NETWORKS

SIGNAL TRANSMISSION METHOD AND TRANSMISSION DEVICE

TELECOMMUNICATION NETWORK

Transmission apparatus

GRAPHIC RENDERING OF CIRCUIT POSITIONING

METHOD AND APPARATUS OF RING NETWORK PROTECTION

Apparatus and Methods for the Communication and Fault Management of...

Interactive Topology Graphs for Visualization and Characterization...

METHOD AND APPARATUS FOR AUTOMATICALLY ESTABLISHING BI-DIRECTIONAL...

METHOD AND SYSTEM FOR A SECURE BI-DIRECTIONAL LINE SWITCHED RING

Methods and apparatus for improved communications networks

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

RING OVERLAY NETWORK DEDICATED TO CARRY BROADCAST TRAFFIC TO DSLAMS

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

Plug-in card for optical transmission apparatus

Sonet Add/Drop Multiplexer With Packet Over Sonet Capability

Transmission system

RPR span BW protection scheme for RPR transported over SONET paths

Method for controlling redundancy and transmission device using the...

Method and System for Designing Ring-Based Telecommunications Networks

Methods and apparatus for identifying errors and stranded resources...

Apparatus for transmitting/receiving communication and broadcasting...

Mechanism for automatic protection switching and apparatus utilizin...

Routing frames in an IP sonet ring using an IP proxy server

Interactive topology graphs for visualization and characterization...

Method for protection of ethernet traffic in optical ring networks