Optical equipment protection

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CPC
H04J14/0297

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Parent Industries

HELECTRICITY H04Electric communication H04JMULTIPLEX COMMUNICATION H04J14/00Optical multiplex systems

Current Industry

H04J14/0297Optical equipment protection

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Fiber indexing systems
- Patent number 11,960,135
- Issue date Apr 16, 2024
- CommScope Technologies LLC
- Erik J. Gronvall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fiber indexing systems
- Patent number 11,650,389
- Issue date May 16, 2023
- CommScope Technologies LLC
- Erik J. Gronvall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical protection switching for single fibre bidirectional WDM opt...
- Patent number 11,431,433
- Issue date Aug 30, 2022
- Telefonaktiebolaget LM Ericsson (publ)
- Stefano Orsi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus for improving reliability of an optical devic...
- Patent number 11,063,672
- Issue date Jul 13, 2021
- Calix, Inc.
- Gilbert Levesque
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fiber indexing systems
- Patent number 10,942,325
- Issue date Mar 9, 2021
- CommScope Technologies LLC
- Erik J. Gronvall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sparing configurations and protocols for parallel fiber optics
- Patent number 10,784,956
- Issue date Sep 22, 2020
- II-VI Delaware Inc.
- Frank J. Flens
- G02 - OPTICS
Information Patent Grant
Methods and apparatus for improving reliability of an optical devic...
- Patent number 10,756,821
- Issue date Aug 25, 2020
- Calix, Inc.
- Gilbert Levesque
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical device, wavelength division multiplexing transmitter, wavel...
- Patent number 10,718,899
- Issue date Jul 21, 2020
- Fujikura Ltd.
- Kazuhiro Goi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transport network and method
- Patent number 10,667,024
- Issue date May 26, 2020
- Telefonaktiebolaget LM Ericsson (publ)
- Paola Iovanna
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Intelligence-defined optical tunnel network system and network syst...
- Patent number 10,666,378
- Issue date May 26, 2020
- Delta Electronics, Inc.
- Maria Chi-Jui Yuang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fiber indexing systems
- Patent number 10,606,010
- Issue date Mar 31, 2020
- CommScope Technologies LLC
- Erik J. Gronvall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical safety and connections discovery
- Patent number 10,397,091
- Issue date Aug 27, 2019
- Cisco Technology, Inc.
- Luca Gumier
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sparing configurations and protocols for parallel fiber optics
- Patent number 10,361,776
- Issue date Jul 23, 2019
- Finisar Corporation
- Frank J. Flens
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus for improving reliability of an optical devic...
- Patent number 10,277,327
- Issue date Apr 30, 2019
- Calix Inc.
- Gilbert Levesque
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus for self healing of an optical transceiver in...
- Patent number 10,153,833
- Issue date Dec 11, 2018
- Juniper Networks, Inc.
- Theodore J. Schmidt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fiber indexing systems
- Patent number 10,151,897
- Issue date Dec 11, 2018
- CommScope Technologies LLC
- Erik J. Gronvall
- G02 - OPTICS
Information Patent Grant
Flexible TWDM PON with load balancing and power saving
- Patent number 9,967,033
- Issue date May 8, 2018
- FutureWei Technologies, Inc.
- Ning Cheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Intra-chassis protection systems and methods for passive optical ne...
- Patent number 9,960,840
- Issue date May 1, 2018
- ARRIS Enterprises LLC
- Thomas J. Cloonan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for optical transmitter and receiver redundanc...
- Patent number 9,941,993
- Issue date Apr 10, 2018
- Mark E. Boduch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for optical transmitter and receiver redundanc...
- Patent number 9,935,728
- Issue date Apr 3, 2018
- Mark E. Boduch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus for self healing of an optical transceiver in...
- Patent number 9,882,633
- Issue date Jan 30, 2018
- Juniper Networks, Inc.
- Theodore J. Schmidt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength redundancy device and wavelength redundancy method
- Patent number 9,872,090
- Issue date Jan 16, 2018
- Mitsubishi Electric Corporation
- Kenichi Maeda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Photonic routing systems and methods computing loop-free topologies
- Patent number 9,831,977
- Issue date Nov 28, 2017
- Ciena Corporation
- David Weldon Boertjes
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmitter and transmission method, and optical receiver a...
- Patent number 9,831,946
- Issue date Nov 28, 2017
- Huawei Technologies Co., Ltd.
- Xiaoping Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Protection method and optical communication system
- Patent number 9,768,908
- Issue date Sep 19, 2017
- Nippon Telegraph and Telephone Corporation
- Shin Kaneko
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Protection in metro optical networks
- Patent number 9,680,564
- Issue date Jun 13, 2017
- Verizon Patent and Licensing Inc.
- Glenn A Wellbrock
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low cost secure ROADM branching unit with redundancy protection
- Patent number 9,654,209
- Issue date May 16, 2017
- NEC Corporation
- Philip Nan Ji
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Node apparatus
- Patent number 9,515,766
- Issue date Dec 6, 2016
- Huawei Technologies Co., Ltd.
- Han Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Photonic routing systems and methods computing loop-free topologies
- Patent number 9,509,428
- Issue date Nov 29, 2016
- Ciena Corporation
- David Weldon Boertjes
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for optical transmitter and receiver redundanc...
- Patent number 9,413,488
- Issue date Aug 9, 2016
- Mark E. Boduch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
FIBER INDEXING SYSTEMS
- Publication number 20240369791
- Publication date Nov 7, 2024
- CommScope Technologies LLC
- Erik J. Gronvall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Stretched single optical span communications system and method avoi...
- Publication number 20240187123
- Publication date Jun 6, 2024
- CIENA CORPORATION
- Kevan Peter Jones
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FIBER OPTIC TERMINALS WITH WAVELENGTH DIVISION MULTIPLEXING AND PHY...
- Publication number 20230418014
- Publication date Dec 28, 2023
- Corning Research & Development Corporation
- Raman Kumar Selli
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FIBER INDEXING SYSTEMS
- Publication number 20230358982
- Publication date Nov 9, 2023
- CommScope Technologies LLC
- Erik J. Gronvall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical Protection Switching for Single Fibre Bidirectional WDM Opt...
- Publication number 20210399824
- Publication date Dec 23, 2021
- Stefano Orsi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FIBER INDEXING SYSTEMS
- Publication number 20210191058
- Publication date Jun 24, 2021
- CommScope Technologies LLC
- Erik J. Gronvall
- G02 - OPTICS
Information Patent Application
Reconfigurable Point to Mulitpoint Connections
- Publication number 20200382234
- Publication date Dec 3, 2020
- Rushmere Technology Limited
- Alistair POUSTIE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FIBER INDEXING SYSTEMS
- Publication number 20200285012
- Publication date Sep 10, 2020
- CommScope Technologies LLC
- Erik J. Gronvall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPARING CONFIGURATIONS AND PROTOCOLS FOR PARALLEL FIBER OPTICS
- Publication number 20190312636
- Publication date Oct 10, 2019
- Finisar Corporation
- Frank J. Flens
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL DEVICE, WAVELENGTH DIVISION MULTIPLEXING TRANSMITTER, WAVEL...
- Publication number 20190302363
- Publication date Oct 3, 2019
- FUJIKURA LTD.
- Kazuhiro Goi
- G02 - OPTICS
Information Patent Application
METHODS AND APPARATUS FOR IMPROVING RELIABILITY OF AN OPTICAL DEVIC...
- Publication number 20190253150
- Publication date Aug 15, 2019
- Calix, Inc.
- Gilbert Levesque
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND APPARATUS FOR IMPROVING RELIABILITY OF AN OPTICAL DEVIC...
- Publication number 20190245625
- Publication date Aug 8, 2019
- Calix, Inc.
- Gilbert Levesque
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FIBER INDEXING SYSTEMS
- Publication number 20190187393
- Publication date Jun 20, 2019
- CommScope Technologies LLC
- Erik J. Gronvall
- G02 - OPTICS
Information Patent Application
METHODS AND APPARATUS FOR SELF HEALING OF AN OPTICAL TRANSCEIVER IN...
- Publication number 20180138970
- Publication date May 17, 2018
- Juniper Networks, Inc.
- Theodore J. Schmidt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FIBER INDEXING SYSTEMS
- Publication number 20170212321
- Publication date Jul 27, 2017
- CommScope Technologies LLC
- Erik J. Gronvall
- G02 - OPTICS
Information Patent Application
WAVELENGTH REDUNDANCY DEVICE AND WAVELENGTH REDUNDANCY METHOD
- Publication number 20170180834
- Publication date Jun 22, 2017
- MITSUBISHI ELECTRIC CORPORATION
- Kenichi MAEDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR OPTICAL TRANSMITTER AND RECEIVER REDUNDANC...
- Publication number 20160315730
- Publication date Oct 27, 2016
- Mark E. Boduch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR OPTICAL TRANSMITTER AND RECEIVER REDUNDANC...
- Publication number 20160315731
- Publication date Oct 27, 2016
- Mark E. Boduch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROTECTION METHOD AND OPTICAL COMMUNICATION SYSTEM
- Publication number 20160248539
- Publication date Aug 25, 2016
- NIPPON TELEGRAPH AND TELEPHONE CORPORATION
- Shin KANEKO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NODE APPARATUS
- Publication number 20160036553
- Publication date Feb 4, 2016
- Huawei Technologies Co., Ltd
- Han ZHAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR OPTICAL TRANSMITTER AND RECEIVER REDUNDANC...
- Publication number 20150086191
- Publication date Mar 26, 2015
- Mark E. Boduch
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wave Division Multiplexer Arrangement for Small Cell Networks
- Publication number 20150055954
- Publication date Feb 26, 2015
- ADC TELECOMMUNICATIONS, INC.
- Erik Gronvall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Flexible TWDM PON with Load Balancing and Power Saving
- Publication number 20140314414
- Publication date Oct 23, 2014
- FutureWei Technologies, Inc.
- Ning Cheng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Protected Optical Single-Fiber WDM System
- Publication number 20140226987
- Publication date Aug 14, 2014
- Michael Eiselt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BIDIRECTIONAL WAVELENGTH CROSS CONNECT ARCHITECTURES USING WAVELENG...
- Publication number 20140140696
- Publication date May 22, 2014
- Altera Corporation
- Edward J. Bortolini
- G02 - OPTICS
Information Patent Application
Method for protection of multi-wavelength passive optical network
- Publication number 20140093232
- Publication date Apr 3, 2014
- David Hood
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SOFTWARE DEFINED NETWORKING PHOTONIC ROUTING SYSTEMS AND METHODS
- Publication number 20130315580
- Publication date Nov 28, 2013
- CIENA CORPORATION
- David Weldon Boertjes
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH MULTIPLEXING OPTICAL TRANSMISSION SYSTEM, TRANSMITTER, A...
- Publication number 20130195440
- Publication date Aug 1, 2013
- Mitsubishi Electric Corporation
- Shigeo Tominaga
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BIDIRECTIONAL WAVELENGTH CROSS CONNECT ARCHITECTURES USING WAVELENG...
- Publication number 20130148923
- Publication date Jun 13, 2013
- Altera Corporation
- Edward J. Bortolini
- G02 - OPTICS
Information Patent Application
OPTICAL COMMUNICATION SYSTEM
- Publication number 20130039643
- Publication date Feb 14, 2013
- Mitsubishi Electric Corporation
- Toshiyuki Tokura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Optical equipment protection

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Fiber indexing systems

Fiber indexing systems

Optical protection switching for single fibre bidirectional WDM opt...

Methods and apparatus for improving reliability of an optical devic...

Fiber indexing systems

Sparing configurations and protocols for parallel fiber optics

Methods and apparatus for improving reliability of an optical devic...

Optical device, wavelength division multiplexing transmitter, wavel...

Transport network and method

Intelligence-defined optical tunnel network system and network syst...

Fiber indexing systems

Optical safety and connections discovery

Sparing configurations and protocols for parallel fiber optics

Methods and apparatus for improving reliability of an optical devic...

Methods and apparatus for self healing of an optical transceiver in...

Fiber indexing systems

Flexible TWDM PON with load balancing and power saving

Intra-chassis protection systems and methods for passive optical ne...

Method and apparatus for optical transmitter and receiver redundanc...

Method and apparatus for optical transmitter and receiver redundanc...

Methods and apparatus for self healing of an optical transceiver in...

Wavelength redundancy device and wavelength redundancy method

Photonic routing systems and methods computing loop-free topologies

Optical transmitter and transmission method, and optical receiver a...

Protection method and optical communication system

Protection in metro optical networks

Low cost secure ROADM branching unit with redundancy protection

Node apparatus

Photonic routing systems and methods computing loop-free topologies

Method and apparatus for optical transmitter and receiver redundanc...

Patents Applicationslast 30 patents

FIBER INDEXING SYSTEMS

Stretched single optical span communications system and method avoi...

FIBER OPTIC TERMINALS WITH WAVELENGTH DIVISION MULTIPLEXING AND PHY...

FIBER INDEXING SYSTEMS

Optical Protection Switching for Single Fibre Bidirectional WDM Opt...

FIBER INDEXING SYSTEMS

Reconfigurable Point to Mulitpoint Connections

FIBER INDEXING SYSTEMS

SPARING CONFIGURATIONS AND PROTOCOLS FOR PARALLEL FIBER OPTICS

OPTICAL DEVICE, WAVELENGTH DIVISION MULTIPLEXING TRANSMITTER, WAVEL...

METHODS AND APPARATUS FOR IMPROVING RELIABILITY OF AN OPTICAL DEVIC...

METHODS AND APPARATUS FOR IMPROVING RELIABILITY OF AN OPTICAL DEVIC...

FIBER INDEXING SYSTEMS

METHODS AND APPARATUS FOR SELF HEALING OF AN OPTICAL TRANSCEIVER IN...

FIBER INDEXING SYSTEMS

WAVELENGTH REDUNDANCY DEVICE AND WAVELENGTH REDUNDANCY METHOD

METHOD AND APPARATUS FOR OPTICAL TRANSMITTER AND RECEIVER REDUNDANC...

METHOD AND APPARATUS FOR OPTICAL TRANSMITTER AND RECEIVER REDUNDANC...

PROTECTION METHOD AND OPTICAL COMMUNICATION SYSTEM

NODE APPARATUS

METHOD AND APPARATUS FOR OPTICAL TRANSMITTER AND RECEIVER REDUNDANC...

Wave Division Multiplexer Arrangement for Small Cell Networks

Flexible TWDM PON with Load Balancing and Power Saving

Protected Optical Single-Fiber WDM System

BIDIRECTIONAL WAVELENGTH CROSS CONNECT ARCHITECTURES USING WAVELENG...

Method for protection of multi-wavelength passive optical network

SOFTWARE DEFINED NETWORKING PHOTONIC ROUTING SYSTEMS AND METHODS

WAVELENGTH MULTIPLEXING OPTICAL TRANSMISSION SYSTEM, TRANSMITTER, A...

BIDIRECTIONAL WAVELENGTH CROSS CONNECT ARCHITECTURES USING WAVELENG...

OPTICAL COMMUNICATION SYSTEM