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ELECTRICITY
H04
Electric communication
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MULTIPLEX COMMUNICATION
H04J2203/00
Aspects of optical multiplex systems other than those covered by H04J14/00
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H04J2203/0096
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Patents Grants
last 30 patents
Information
Patent Grant
Data transmission apparatus and data transmission method
Patent number
9,525,509
Issue date
Dec 20, 2016
Fujitsu Limited
Hidetaka Kawahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical layer status exchange over OSC-OAM method for ROADM networks
Patent number
9,485,015
Issue date
Nov 1, 2016
Infinera Corporation
Rajan Rao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission apparatus and switching method
Patent number
9,253,553
Issue date
Feb 2, 2016
Fujitsu Limited
Shigeo Tani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-rate, multi-protocol, multi-port line interface for a multise...
Patent number
7,822,022
Issue date
Oct 26, 2010
Cisco Technology, Inc.
Matthew L. Heston
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus enabling concurrent processing of contiguously...
Patent number
7,656,891
Issue date
Feb 2, 2010
Intel Corporation
Juan-Carlos Calderon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for terminating/generating physically and virt...
Patent number
7,620,030
Issue date
Nov 17, 2009
Exar Corporation
David Kirk
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method of multiplexing TDM and packet data
Patent number
7,609,729
Issue date
Oct 27, 2009
Fujitsu Limited
Paul Elias
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signal distribution method and a signal distribution apparatus
Patent number
7,593,425
Issue date
Sep 22, 2009
Fujitsu Limited
Yoshiyuki Karakawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for translating SDH/SONET frames to ethernet f...
Patent number
7,586,941
Issue date
Sep 8, 2009
Rumi S. Gonda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Any size and location of concatenated packet data across SONET fram...
Patent number
7,460,554
Issue date
Dec 2, 2008
Redback Networks Inc.
Anurag Nigam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Received path trace detection apparatus
Patent number
7,433,318
Issue date
Oct 7, 2008
Fujitsu Limited
Ritsuko Isonuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Pointer processing and path BIP-8 computation for large concatenate...
Patent number
7,428,249
Issue date
Sep 23, 2008
Nortel Networks Limited
Luca R. Diaconescu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Virtual private network (VPN) with channelized ethernet over sonet...
Patent number
7,366,181
Issue date
Apr 29, 2008
Fujitsu Limited
Paul F. Havala
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for centralized processing of contiguously and...
Patent number
7,298,744
Issue date
Nov 20, 2007
Intel Corporation
Soowan Suh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Any size and location of concatenated packet data across SONET fram...
Patent number
7,272,157
Issue date
Sep 18, 2007
Redback Networks Inc.
Anurag Nigam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Non-standard concatenation mapping for payloads
Patent number
7,227,844
Issue date
Jun 5, 2007
Cisco Technology, Inc.
Robert A. Hall
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transparent flexible concatenation
Patent number
7,173,930
Issue date
Feb 6, 2007
CIENA Corporation
Tom Wellbaum
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Validation of a connection between arbitrary end-nodes in a communi...
Patent number
7,162,536
Issue date
Jan 9, 2007
Nortel Networks Limited
Kim B. Roberts
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Pointer processing and path BIP-8 computation for large concatenate...
Patent number
7,046,699
Issue date
May 16, 2006
Nortel Networks Limited
Luca R. Diaconescu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Rearrangement of data streams
Patent number
7,023,848
Issue date
Apr 4, 2006
ECI Telecom Ltd.
Eitan Yehuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scalable modular architecture for parity calculation
Patent number
7,000,176
Issue date
Feb 14, 2006
Intel Corporation
Ajay K. Dubey
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Any size and location of concatenated packet data across SONET fram...
Patent number
6,993,047
Issue date
Jan 31, 2006
Redback Networks Inc.
Anurag Nigam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for automatic concatenation detection of synchron...
Patent number
6,956,874
Issue date
Oct 18, 2005
Fujitsu Limited
Francois G. Moore
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-rate, multi-protocol, multi-port line interface for a multise...
Patent number
6,956,847
Issue date
Oct 18, 2005
Cisco Technology, Inc.
Matthew L. Heston
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adaptive rate traffic recovery mechanism for communication networks
Patent number
6,940,808
Issue date
Sep 6, 2005
Nortel Networks Limited
James A. Shields
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission apparatus
Patent number
6,850,660
Issue date
Feb 1, 2005
Fujitsu Limited
Morihito Notani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for converting virtually concatenated data stream...
Patent number
6,842,787
Issue date
Jan 11, 2005
Siemens AG Osterreich
Andreas Stadler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transfer of SONET traffic over a packet-switched network
Patent number
6,831,932
Issue date
Dec 14, 2004
Level 3 Communications, Inc.
James Patrick Boyle
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Frame based data transmission over synchronous digital hierarchy ne...
Patent number
6,816,496
Issue date
Nov 9, 2004
Nortel Networks LTD
John Paul Russell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light transmission equipment
Patent number
6,763,038
Issue date
Jul 13, 2004
Fujitsu Limited
Nobuhiko Usui
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
DATA TRANSMISSION APPARATUS AND DATA TRANSMISSION METHOD
Publication number
20130259484
Publication date
Oct 3, 2013
Fujitsu Limited
Hidetaka KAWAHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION APPARATUS AND SWITCHING METHOD
Publication number
20130195453
Publication date
Aug 1, 2013
Fujitsu Limited
Shigeo TANI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL LAYER STATUS EXCHANGE OVER OSC - OAM METHOD FOR ROADM NETWORKS
Publication number
20130121685
Publication date
May 16, 2013
Rajan Rao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multi-Rate, Multi-Protocol, Multi-Port Line Interface for a Multise...
Publication number
20090175289
Publication date
Jul 9, 2009
Matthew L. Heston
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMITTING APPARATUS, TRANSMITTING-APPARATUS TESTING METHOD, AND...
Publication number
20070291652
Publication date
Dec 20, 2007
Fujitsu Limited
Hisashi Oyamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INTERFACE BETWEEN A SYNCHRONOUS NETWORK AND HIGH-SPEED ETHERNET
Publication number
20070242676
Publication date
Oct 18, 2007
CORRIGENT SYSTEMS LTD.
Amit Fridman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for automatically providing and adjusting optical...
Publication number
20060285542
Publication date
Dec 21, 2006
FutureWei Technologies, Inc.
Linda Dunbar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multi-channel video pump
Publication number
20060262813
Publication date
Nov 23, 2006
Digital Networks North America, Inc.
Timothy W. Dygert
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Pointer processing and path BIP-8 computation for large concatenate...
Publication number
20060159089
Publication date
Jul 20, 2006
Nortel Networks Limited
Luca R. Diaconescu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MULTI-RATE, MULTI-PROTOCOL, MULTI-PORT LINE INTERFACE FOR A MULTISE...
Publication number
20060002415
Publication date
Jan 5, 2006
Matthew L. Heston
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication method and apparatus
Publication number
20050201277
Publication date
Sep 15, 2005
FUJITSU LIMITED
Kazuhiro Ohnuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Received path trace detection apparatus
Publication number
20050174948
Publication date
Aug 11, 2005
Ritsuko Isonuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Any size and location of concatenated packet data across SONET fram...
Publication number
20050135436
Publication date
Jun 23, 2005
Anurag Nigam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Any size and location of concatenated packet data across SONET fram...
Publication number
20050122969
Publication date
Jun 9, 2005
Anurag Nigam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Signal distribution method and a signal distribution apparatus
Publication number
20050117608
Publication date
Jun 2, 2005
Yoshiyuki Karakawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Frame based data transmission over synchronous digital hierarchy ne...
Publication number
20050068993
Publication date
Mar 31, 2005
John Paul Russell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Virtual private network (VPN) with channelized ethernet over sonet...
Publication number
20050053079
Publication date
Mar 10, 2005
Paul F. Havala
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Multi-rate, multi-protocol, multi-port line interface for a multise...
Publication number
20040258058
Publication date
Dec 23, 2004
Cisco Technology, Inc.
Matthew L. Heston
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Pointer processing and path BIP8 computation for large concatenated...
Publication number
20040187128
Publication date
Sep 23, 2004
NORTEL NETWORKS LIMITED
Luca R. Diaconescu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Scalable modular architecture for parity calculation
Publication number
20040054961
Publication date
Mar 18, 2004
Ajay K. Dubey
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transmission apparatus
Publication number
20030228093
Publication date
Dec 11, 2003
Morihito Notani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Transparent flexible concatenation
Publication number
20030189925
Publication date
Oct 9, 2003
CIENA Corporation
Tom Wellbaum
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and method of multiplexing TDM and packet data
Publication number
20030147379
Publication date
Aug 7, 2003
Fujitsu Network Communications, Inc.
Paul Elias
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Virtual path ring protection method and apparatus
Publication number
20030142678
Publication date
Jul 31, 2003
Eric L. Chan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparaturs for translating SDH/SONET frames to ethernet...
Publication number
20030056017
Publication date
Mar 20, 2003
Rumi S. Gonda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Frame based data transmission over synchronous digital hierarchy ne...
Publication number
20030021294
Publication date
Jan 30, 2003
John Paul Russell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and method for transporting channelized ethernet over SONET/SDH
Publication number
20020191617
Publication date
Dec 19, 2002
Luc Duplessis
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Concatenation signal communication system
Publication number
20020126695
Publication date
Sep 12, 2002
Hiroshi Yoshida
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Bus interface for transfer of multiple SONET/SDH rates over a seria...
Publication number
20020114348
Publication date
Aug 22, 2002
Carl D. McCrosky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and device for converting virtually concatenated data stream...
Publication number
20020080812
Publication date
Jun 27, 2002
Andreas Stadler
H04 - ELECTRIC COMMUNICATION TECHNIQUE