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H04Q2011/0083
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Patents Grants
last 30 patents
Information
Patent Grant
Wavelength cross connect device and wavelength cross connect method
Patent number
11,979,226
Issue date
May 7, 2024
Nippon Telegraph and Telephone Corporation
Hiroki Kawahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mapping ports in a passive optical network
Patent number
11,956,575
Issue date
Apr 9, 2024
Viavi Solutions Inc.
David Hering
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system and OLT system
Patent number
11,936,432
Issue date
Mar 19, 2024
Nippon Telegraph and Telephone Corporation
Tomoya Hatano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission apparatus and optical transmission method
Patent number
11,929,787
Issue date
Mar 12, 2024
Nippon Telegraph and Telephone Corporation
Akihiro Tanabe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Signal transfer device and signal transfer method
Patent number
11,924,111
Issue date
Mar 5, 2024
Nippon Telegraph and Telephone Corporation
Naotaka Shibata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Repeater design for distributed acoustic sensing on multispan fiber...
Patent number
11,920,975
Issue date
Mar 5, 2024
NEC Corporation
Ezra Ip
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for fast end-to-end, bi-directional, fiber trun...
Patent number
11,848,699
Issue date
Dec 19, 2023
VeEX Inc.
Paul Chang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical cross-connect device, optical transmission system, and opti...
Patent number
11,812,205
Issue date
Nov 7, 2023
Nippon Telegraph and Telephone Corporation
Masatoshi Namiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Service path switching method and related device
Patent number
11,800,262
Issue date
Oct 24, 2023
Huawei Technologies Co., Ltd.
Liang Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Calibration system for a wavelength selective switch
Patent number
11,782,220
Issue date
Oct 10, 2023
II-VI DELAWARE, INC.
Steven James Frisken
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Identifying and segmenting performance issues over optical networks...
Patent number
11,664,892
Issue date
May 30, 2023
Viavi Solutions Inc.
Hans Joerg Wolf
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
OTDR measurement apparatus and control method
Patent number
11,632,172
Issue date
Apr 18, 2023
Anritsu Corporation
Ryota Takasu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus, systems, and methods for optical channel management
Patent number
11,595,146
Issue date
Feb 28, 2023
Juniper Networks, Inc.
Gert Grammel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data collection method and related device
Patent number
11,589,141
Issue date
Feb 21, 2023
Huawei Technologies Co., Ltd.
Yuming Xie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Simulation signal light generation device and simulation signal lig...
Patent number
11,575,981
Issue date
Feb 7, 2023
Nippon Telegraph and Telephone Corporation
Takui Uematsu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Home automation controller and system for optically safely linking...
Patent number
11,502,491
Issue date
Nov 15, 2022
Elbex Video Ltd.
David Elberbaum
G08 - SIGNALLING
Information
Patent Grant
Fast probing of signal quality in a WDM network
Patent number
11,496,213
Issue date
Nov 8, 2022
Arizona Board of Regents on behalf of the University of Arizona
Daniel Kilper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Identifying border gateway protocol (BGP) anomalies at scale
Patent number
11,444,828
Issue date
Sep 13, 2022
Ciena Corporation
Anurag Prakash
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Secure and attested all-photonics network
Patent number
11,388,493
Issue date
Jul 12, 2022
Dell Products L.P.
Rowland Shaw
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reachability determination in wavelength division multiplexing netw...
Patent number
11,349,566
Issue date
May 31, 2022
AT&T Intellectual Property I, L.P.
Sheryl Woodward
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and systems for reducing outage scope in cable networks wit...
Patent number
11,350,193
Issue date
May 31, 2022
MaxLinear, Inc.
Steven J. Krapp
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus, systems, and methods for optical channel management
Patent number
11,349,591
Issue date
May 31, 2022
Juniper Networks, Inc.
Gert Grammel
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for topology discovery and fiber continuity verif...
Patent number
11,343,599
Issue date
May 24, 2022
Xieon Networks S.a.r.l.
Michael Marti
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and a method for optically linking AC power line with dc...
Patent number
11,329,463
Issue date
May 10, 2022
Elbex Video Ltd.
David Elberbaum
G08 - SIGNALLING
Information
Patent Grant
Large-scale distributed timing, calibration and control system
Patent number
11,323,789
Issue date
May 3, 2022
BAE SYSTEMS AUSTRALIA LIMITED
Robert Dennis Averay
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical time-domain reflectometer interoperable trunk switch
Patent number
11,258,509
Issue date
Feb 22, 2022
Ciena Corporation
Paul Chedore
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Self-set home automation and method for operating the home automation
Patent number
11,239,641
Issue date
Feb 1, 2022
Elbex Video Ltd.
David Elberbaum
G08 - SIGNALLING
Information
Patent Grant
Optical fiber characterization measurement systems and methods
Patent number
11,201,667
Issue date
Dec 14, 2021
Ciena Corporation
Jean-Luc Archambault
G01 - MEASURING TESTING
Information
Patent Grant
Monitoring device and monitoring method
Patent number
11,196,482
Issue date
Dec 7, 2021
Nippon Telegraph and Telephone Corporation
Osamu Okino
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and apparatus for maintenance in an optical communication n...
Patent number
11,196,483
Issue date
Dec 7, 2021
Telefonaktiebolaget LM Ericsson (publ)
Antonio D'errico
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND APPARATUS FOR DETECTING FAILURE OF PASSIVE WAVELENGTH DI...
Publication number
20240146411
Publication date
May 2, 2024
ZTE Corporation
Lei XIAO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR MONITORING VOICE SERVICES
Publication number
20240146848
Publication date
May 2, 2024
Adtran, Inc
Daniel Weatherford
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PASSIVE OPTICAL NETWORK MONITORING
Publication number
20240146410
Publication date
May 2, 2024
Corning Research & Development Corporation
David Francis Dawson-Elli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SURVEILLANCE CONTROL DEVICE AND OPTICAL POWER SUPPLY SYSTEM
Publication number
20240056708
Publication date
Feb 15, 2024
Nippon Telegraph and Telephone Corporation
Tomohiro KAWANO
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MAPPING PORTS IN A PASSIVE OPTICAL NETWORK
Publication number
20240048875
Publication date
Feb 8, 2024
VIAVI SOLUTIONS INC.
David HERING
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MAPPING PORTS IN A PASSIVE OPTICAL NETWORK
Publication number
20240048876
Publication date
Feb 8, 2024
VIAVI SOLUTIONS INC.
David HERING
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DCN PACKET PROCESSING METHOD, NETWORK DEVICE, AND SYSTEM
Publication number
20240040288
Publication date
Feb 1, 2024
Huawei Technologies Co., Ltd
Jichuan WEI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Localized span launch power control for network level optimization
Publication number
20240031023
Publication date
Jan 25, 2024
CIENA CORPORATION
Alex W. MacKay
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CABLE IDENTIFICATION AND PHYSICAL ROUTE TRACING USING STATE OF POLA...
Publication number
20240031710
Publication date
Jan 25, 2024
Cisco Technology, Inc.
Luca Della Chiesa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MODULATION FORMATS IN OPTICAL NETWORKS
Publication number
20240015424
Publication date
Jan 11, 2024
Nokia Solutions and Networks Oy
Lefevre YANNICK
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM, CONTROL METHOD AND OPTICAL SUBSCRIBER...
Publication number
20240007776
Publication date
Jan 4, 2024
Nippon Telegraph and Telephone Corporation
Haruka NAGOSHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION APPARATUS, OPTICAL COMMUNICATION SYSTEM AND O...
Publication number
20230421933
Publication date
Dec 28, 2023
Nippon Telegraph and Telephone Corporation
Manabu YOSHINO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION SYSTEM, ORCHESTRATOR, CONTROL METHOD AND PROGRAM
Publication number
20230412950
Publication date
Dec 21, 2023
Nippon Telegraph and Telephone Corporation
Kazuya ANAZAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL BUS COMMUNICATION METHOD AND SYSTEM, DEVICE, AND MEDIUM
Publication number
20230403488
Publication date
Dec 14, 2023
Huawei Technologies Co., Ltd
Lun Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR EVALUATING TRANSMITTER PERFORMANCE CAPABIL...
Publication number
20230379607
Publication date
Nov 23, 2023
Nokia Solutions and Networks Oy
Doutje Van Veen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SERVICE MANAGEMENT METHOD AND APPARATUS FOR PASSIVE OPTICAL NETWORK...
Publication number
20230379606
Publication date
Nov 23, 2023
ZTE Corporation
Yu XIE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IDENTIFYING AND SEGMENTING PERFORMANCE ISSUES OVER OPTICAL NETWORKS...
Publication number
20230370164
Publication date
Nov 16, 2023
VIAVI SOLUTIONS INC.
Hans Joerg WOLF
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION APPARATUS AND OPTICAL COMMUNICATION METHOD
Publication number
20230319449
Publication date
Oct 5, 2023
HUAWEI TECHNOLOGIES CO., LTD.
Xiaofeng LU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AUTOMATED PHYSICAL NETWORK SYSTEMS BASED ON ROBOTIC CONTROL AND MAN...
Publication number
20230300499
Publication date
Sep 21, 2023
Telescent Inc.
Anthony Stephen KEWITSCH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL NODE DEVICE, OPTICAL TRANSPORT NETWORK SYSTEM, OPTICAL PATH...
Publication number
20230254611
Publication date
Aug 10, 2023
Nippon Telegraph and Telephone Corporation
Hiroki Kawahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PORT IDENTIFICATION METHOD, APPARATUS, AND SYSTEM
Publication number
20230208515
Publication date
Jun 29, 2023
Huawei Technologies Co., Ltd
Zhenhua Dong
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical Port Identification
Publication number
20230188210
Publication date
Jun 15, 2023
Telefonaktiebolaget LM Ericsson (publ)
Riccardo Ceccatelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM TO IMPLEMENT A DEMARCATION POINT BETWEEN A PROVID...
Publication number
20230140721
Publication date
May 4, 2023
Deutsche Telekom AG
Markus Lautenschlager
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Single span calibration in a multi-span optical line system
Publication number
20230116474
Publication date
Apr 13, 2023
CIENA CORPORATION
Choudhury A. Al Sayeed
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WAVELENGTH CROSS CONNECT DEVICE AND WAVELENGTH CROSS CONNECT METHOD
Publication number
20230067932
Publication date
Mar 2, 2023
Nippon Telegraph and Telephone Corporation
Hiroki Kawahara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SECURE AND ATTESTED ALL-PHOTONICS NETWORK
Publication number
20220345801
Publication date
Oct 27, 2022
Dell Products L.P.
Rowland Shaw
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL CROSS-CONNECT DEVICE, OPTICAL TRANSMISSION SYSTEM, AND OPTI...
Publication number
20220286762
Publication date
Sep 8, 2022
Nippon Telegraph and Telephone Corporation
Masatoshi Namiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SIGNAL TRANSFER DEVICE AND SIGNAL TRANSFER METHOD
Publication number
20220263762
Publication date
Aug 18, 2022
Nippon Telegraph and Telephone Corporation
Naotaka SHIBATA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS, SYSTEMS, AND METHODS FOR OPTICAL CHANNEL MANAGEMENT
Publication number
20220255656
Publication date
Aug 11, 2022
Juniper Networks, Inc.
Gert GRAMMEL
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HOME AUTOMATION CONTROLLER AND SYSTEM FOR OPTICALLY SAFELY LINKING...
Publication number
20220158429
Publication date
May 19, 2022
ELBEX VIDEO LTD.
David Elberbaum
H01 - BASIC ELECTRIC ELEMENTS