Arrangements for monitoring or testing transmission systems Arrangements for fault measurement of transmission systems

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HELECTRICITY H04Electric communication H04BTRANSMISSION H04B10/00Transmission systems employing electromagnetic waves other than radio-waves

Current Industry

H04B10/07Arrangements for monitoring or testing transmission systems Arrangements for fault measurement of transmission systems

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Time synchronization system, receiving server and time synchronizat...
- Patent number 12,225,103
- Issue date Feb 11, 2025
- Nippon Telegraph and Telephone Corporation
- Kei Fujimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical time domain reflector structure and the optical assembly th...
- Patent number 12,224,793
- Issue date Feb 11, 2025
- EZconn Corporation
- Chin-Tsung Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical emission apparatus, optical communication system, and optic...
- Patent number 12,224,805
- Issue date Feb 11, 2025
- Huawei Technologies Co., Ltd.
- Chunhui Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical time-domain reflectometer (OTDR) event detection and light...
- Patent number 12,224,794
- Issue date Feb 11, 2025
- Viavi Solutions Inc.
- Benoit Morel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission system and transmission quality monitoring method
- Patent number 12,224,795
- Issue date Feb 11, 2025
- Nippon Telegraph and Telephone Corporation
- Toshiaki Shitaba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for identifying and highlighting available fibers in a fiber...
- Patent number 12,224,796
- Issue date Feb 11, 2025
- FRONTIER COMMUNICATIONS HOLDINGS, LLC
- Carlo Nino Alba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Monitoring apparatus, monitoring method, and non-transitory compute...
- Patent number 12,224,850
- Issue date Feb 11, 2025
- NEC Corporation
- Morihiko Ota
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and apparatus of controlling ring resonator operating points
- Patent number 12,210,198
- Issue date Jan 28, 2025
- Tongqing Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Spatially resolved monitoring of cable perturbations using multicha...
- Patent number 12,212,360
- Issue date Jan 28, 2025
- SubCom, LLC
- Maxim A. Bolshtyansky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network system modeling using nested models combining machine learn...
- Patent number 12,210,944
- Issue date Jan 28, 2025
- Ciena Corporation
- Michael Y. Frankel
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical transmission line determination apparatus, optical transmis...
- Patent number 12,206,457
- Issue date Jan 21, 2025
- NEC Corporation
- Morihiko Ota
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Hybrid telecommunication and sensing systems and methods
- Patent number 12,206,449
- Issue date Jan 21, 2025
- Cable Television Laboratories, Inc.
- Luis Alberto Campos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal processing algorithm for detecting red palm weevils using op...
- Patent number 12,203,895
- Issue date Jan 21, 2025
- King Abdullah University of Science and Technology
- Boon Siew Ooi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system, master device, slave device and communication...
- Patent number 12,199,850
- Issue date Jan 14, 2025
- MegaChips Corporation
- Akihiro Takata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light leakage confirmation method, light leakage confirmation appar...
- Patent number 12,199,664
- Issue date Jan 14, 2025
- Nippon Telegraph and Telephone Corporation
- Ryo Igarashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light transmission device, and control method of same
- Patent number 12,199,674
- Issue date Jan 14, 2025
- NEC Corporation
- Koji Seki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical monitor device
- Patent number 12,199,665
- Issue date Jan 14, 2025
- Nippon Telegraph and Telephone Corporation
- Ryo Koyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical signal processing method and apparatus
- Patent number 12,199,677
- Issue date Jan 14, 2025
- Huawei Technologies Co., Ltd.
- Shiyi Cao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Network anomaly detection based on customer light level signals
- Patent number 12,191,906
- Issue date Jan 7, 2025
- FRONTIER COMMUNICATIONS HOLDINGS, LLC
- Milad Mostavi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device, communication controlling method, and non-tra...
- Patent number 12,191,907
- Issue date Jan 7, 2025
- NEC Corporation
- Yohei Hasegawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical communication system and protection method for optical comm...
- Patent number 12,191,905
- Issue date Jan 7, 2025
- Nippon Telegraph and Telephone Corporation
- Shin Kaneko
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Secured fiber link system
- Patent number 12,181,713
- Issue date Dec 31, 2024
- APRIORI NETWORK SYSTEMS, LLC
- Gary M. Weiner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Enhanced line monitoring and parameter reporting for high fiber cou...
- Patent number 12,185,035
- Issue date Dec 31, 2024
- SubCom, LLC
- Yunlu Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal detection method and optical time-domain reflectometer
- Patent number 12,181,370
- Issue date Dec 31, 2024
- Huawei Technologies Co., Ltd.
- Chao Pan
- G01 - MEASURING TESTING
Information Patent Grant
Quantum probability encoding for communication systems
- Patent number 12,184,341
- Issue date Dec 31, 2024
- General Dynamics MIssion Systems, Inc.
- Todd Hodges
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Temperature control of an optical source in free space optical comm...
- Patent number 12,184,336
- Issue date Dec 31, 2024
- ATTOCHRON, LLC
- Thomas M. Chaffee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Laser safety shutoff or power reduction for optically amplified fib...
- Patent number 12,176,946
- Issue date Dec 24, 2024
- Ciena Corporation
- Paul Chedore
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Test device and test method for DFB-LD for RoF system
- Patent number 12,176,950
- Issue date Dec 24, 2024
- Electronics and Telecommunications Research Institute
- Seung-Hyun Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Protection switching based on SNR calculations
- Patent number 12,176,944
- Issue date Dec 24, 2024
- Ciena Corporation
- Michael Lapp
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
10G rate OLT terminal transceiver integrated chip based on XGPON wi...
- Patent number 12,170,862
- Issue date Dec 17, 2024
- Jinghu Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR DISTRIBUTED FIBER SENSING FOR ULTRA-LONG-HA...
- Publication number 20250055563
- Publication date Feb 13, 2025
- VERIZON PATENT AND LICENSING INC.
- Tiejun J. Xia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
In-service measurements of nonlinear interference in an optical net...
- Publication number 20250055564
- Publication date Feb 13, 2025
- CIENA CORPORATION
- Alex W. MacKay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Calibrating a Raman amplifier by maximizing gain and minimizing int...
- Publication number 20250055572
- Publication date Feb 13, 2025
- CIENA CORPORATION
- Choudhury A. Al Sayeed
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR INSPECTING A FIBERED OPTICAL PATH
- Publication number 20250047378
- Publication date Feb 6, 2025
- Huawei Technologies Co., Ltd
- ZHIPING JIANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COMMUNICATION MODULE, DEVICE, AND SYSTEM
- Publication number 20250047387
- Publication date Feb 6, 2025
- CHENGDU POWERVIEW SCIENCE AND TECHNOLOGY CO., LTD.
- Xiaohua WU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACTIVITY DETECTION IN FIBER OPTIC NETWORK
- Publication number 20250044528
- Publication date Feb 6, 2025
- CyberSecure Innovations, LLC
- Bobby NAKANELUA
- G02 - OPTICS
Information Patent Application
DYNAMIC ERROR QUANTIZER TUNING SYSTEMS AND METHODS
- Publication number 20250047377
- Publication date Feb 6, 2025
- MAXIM INTEGRATED PRODUCTS, INC.
- Charles Razzell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION SYSTEM AND OPTICAL TRANSMISSION METHOD
- Publication number 20250047405
- Publication date Feb 6, 2025
- NEC Corporation
- Takeshi Takemura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DEVICE AND METHOD FOR PERFORMING QUANTUM SECURE DIRECT COMMUNICATIO...
- Publication number 20250038846
- Publication date Jan 30, 2025
- LG ELECTRONICS INC.
- Byungkyu AHN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION SYSTEM AND METHOD FOR CONTROLLING OPTICAL TRAN...
- Publication number 20250038847
- Publication date Jan 30, 2025
- NEC Corporation
- Keiichi MATSUMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND DEVICE FOR LOW-COMPLEXITY QUANTUM DIRECT COMMUNICATION U...
- Publication number 20250038845
- Publication date Jan 30, 2025
- LG ELECTRONICS INC.
- Byungkyu AHN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TERMINAL APPARATUS, COMMUNICATION METHOD, AND PROGRAM
- Publication number 20250038843
- Publication date Jan 30, 2025
- Nippon Telegraph and Telephone Corporation
- Hiroshi OIWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ALIEN WAVE INTEROPERABILITY SYSTEM
- Publication number 20250038848
- Publication date Jan 30, 2025
- Level 3 Communications, LLC
- Paul M. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Coherent receiver having low VOA-induced phase changes
- Publication number 20250038859
- Publication date Jan 30, 2025
- CIENA CORPORATION
- Michel Poulin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ESTIMATION METHOD, OPTICAL RECEIVING APPARATUS, AND COMPUTER PROGRAM
- Publication number 20250038860
- Publication date Jan 30, 2025
- Nippon Telegraph and Telephone Corporation
- Kyo MINOGUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Determination of optical performance of distributed Raman amplifier...
- Publication number 20250038844
- Publication date Jan 30, 2025
- CIENA CORPORATION
- Jeff Gar Don Wong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION DEVICE, SERVICE DEVICE, AND SERVICE TRANSMISSI...
- Publication number 20250039583
- Publication date Jan 30, 2025
- Huawei Technologies Co., Ltd
- Yuanhua Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL PATH DESIGN APPARATUS, OPTICAL PATH DESIGN METHOD AND PROGRAM
- Publication number 20250030480
- Publication date Jan 23, 2025
- Nippon Telegraph and Telephone Corporation
- Hanami YOKOI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL SUB-ASSEMBLY WITH OTDR FILTER AND METHOD OF ASSEMBLING THEREOF
- Publication number 20250020541
- Publication date Jan 16, 2025
- EZconn Corporation
- Chin-Tsung Wu
- G01 - MEASURING TESTING
Information Patent Application
EQUALIZATION SETTING VALUE DETERMINATIONS FOR ELECTRICAL SIGNALS TR...
- Publication number 20250023636
- Publication date Jan 16, 2025
- VIAVI SOLUTIONS INC.
- Sunitha VeerendraKumar MADALA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CALIBRATION METHOD FOR CALIBRATING A MEASUREMENT SYSTEM
- Publication number 20250020752
- Publication date Jan 16, 2025
- ROHDE &SCHWARZ GMBH & CO. KG
- Julius SEEGER
- G01 - MEASURING TESTING
Information Patent Application
System, Method, and Computer Program Product for a Configurable Cha...
- Publication number 20250023644
- Publication date Jan 16, 2025
- II-VI Delaware, Inc.
- Qingyu Li
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COEXISTENCE MODULE FOR ACCOMODATING OPTICAL TIME DOMAIN REFLECTOMET...
- Publication number 20250023635
- Publication date Jan 16, 2025
- CommScope Technologies LLC
- Jill Anne MALECHA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL TRANSMISSION LINE MONITORING DEVICE, OPTICAL TRANSMISSION L...
- Publication number 20250015885
- Publication date Jan 9, 2025
- NEC Corporation
- Naofumi KUROSAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNAL QUALITY MONITORING METHOD
- Publication number 20250015886
- Publication date Jan 9, 2025
- Telefonaktiebolaget LM Ericsson (publ)
- Roberto MAGRI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MONITORING IN DISTRIBUTED ACOUSTIC SENSING SYSTEMS
- Publication number 20250015887
- Publication date Jan 9, 2025
- SubCom, LLC
- William W. PATTERSON
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONTROL DEVICE, COMPENSATION DEVICE, PROGRAM, AND CONTROL METHOD
- Publication number 20250015894
- Publication date Jan 9, 2025
- MEIJI UNIVERSITY
- Shiro RYU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INTELLIGENT TIME TO FAIL PREDICTION FOR OPTICAL TRANSCEIVERS
- Publication number 20250016063
- Publication date Jan 9, 2025
- HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP.
- VENUGOPAL VEMBRAKAT RANGANATH PRABHU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Methods for Estimating Modal Bandwidth Spectral Dependence
- Publication number 20250007605
- Publication date Jan 2, 2025
- Panduit Corp.
- Jose M. Castro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POLARIZATION FLUCTUATION MONITORING APPARATUS, COMMUNICATION SYSTEM...
- Publication number 20250007618
- Publication date Jan 2, 2025
- NEC Corporation
- Yusuke SASAKI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Arrangements for monitoring or testing transmission systems Arrangements for fault measurement of transmission systems

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Time synchronization system, receiving server and time synchronizat...

Optical time domain reflector structure and the optical assembly th...

Optical emission apparatus, optical communication system, and optic...

Optical time-domain reflectometer (OTDR) event detection and light...

Optical transmission system and transmission quality monitoring method

Method for identifying and highlighting available fibers in a fiber...

Monitoring apparatus, monitoring method, and non-transitory compute...

System and apparatus of controlling ring resonator operating points

Spatially resolved monitoring of cable perturbations using multicha...

Network system modeling using nested models combining machine learn...

Optical transmission line determination apparatus, optical transmis...

Hybrid telecommunication and sensing systems and methods

Signal processing algorithm for detecting red palm weevils using op...

Communication system, master device, slave device and communication...

Light leakage confirmation method, light leakage confirmation appar...

Light transmission device, and control method of same

Optical monitor device

Optical signal processing method and apparatus

Network anomaly detection based on customer light level signals

Communication device, communication controlling method, and non-tra...

Optical communication system and protection method for optical comm...

Secured fiber link system

Enhanced line monitoring and parameter reporting for high fiber cou...

Signal detection method and optical time-domain reflectometer

Quantum probability encoding for communication systems

Temperature control of an optical source in free space optical comm...

Laser safety shutoff or power reduction for optically amplified fib...

Test device and test method for DFB-LD for RoF system

Protection switching based on SNR calculations

10G rate OLT terminal transceiver integrated chip based on XGPON wi...

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR DISTRIBUTED FIBER SENSING FOR ULTRA-LONG-HA...

In-service measurements of nonlinear interference in an optical net...

Calibrating a Raman amplifier by maximizing gain and minimizing int...

METHOD AND SYSTEM FOR INSPECTING A FIBERED OPTICAL PATH

OPTICAL COMMUNICATION MODULE, DEVICE, AND SYSTEM

ACTIVITY DETECTION IN FIBER OPTIC NETWORK

DYNAMIC ERROR QUANTIZER TUNING SYSTEMS AND METHODS

OPTICAL TRANSMISSION SYSTEM AND OPTICAL TRANSMISSION METHOD

DEVICE AND METHOD FOR PERFORMING QUANTUM SECURE DIRECT COMMUNICATIO...

OPTICAL TRANSMISSION SYSTEM AND METHOD FOR CONTROLLING OPTICAL TRAN...

METHOD AND DEVICE FOR LOW-COMPLEXITY QUANTUM DIRECT COMMUNICATION U...

TERMINAL APPARATUS, COMMUNICATION METHOD, AND PROGRAM

ALIEN WAVE INTEROPERABILITY SYSTEM

Coherent receiver having low VOA-induced phase changes

ESTIMATION METHOD, OPTICAL RECEIVING APPARATUS, AND COMPUTER PROGRAM

Determination of optical performance of distributed Raman amplifier...

OPTICAL TRANSMISSION DEVICE, SERVICE DEVICE, AND SERVICE TRANSMISSI...

OPTICAL PATH DESIGN APPARATUS, OPTICAL PATH DESIGN METHOD AND PROGRAM

OPTICAL SUB-ASSEMBLY WITH OTDR FILTER AND METHOD OF ASSEMBLING THEREOF

EQUALIZATION SETTING VALUE DETERMINATIONS FOR ELECTRICAL SIGNALS TR...

CALIBRATION METHOD FOR CALIBRATING A MEASUREMENT SYSTEM

System, Method, and Computer Program Product for a Configurable Cha...

COEXISTENCE MODULE FOR ACCOMODATING OPTICAL TIME DOMAIN REFLECTOMET...

OPTICAL TRANSMISSION LINE MONITORING DEVICE, OPTICAL TRANSMISSION L...

SIGNAL QUALITY MONITORING METHOD

MONITORING IN DISTRIBUTED ACOUSTIC SENSING SYSTEMS

CONTROL DEVICE, COMPENSATION DEVICE, PROGRAM, AND CONTROL METHOD

INTELLIGENT TIME TO FAIL PREDICTION FOR OPTICAL TRANSCEIVERS

Methods for Estimating Modal Bandwidth Spectral Dependence

POLARIZATION FLUCTUATION MONITORING APPARATUS, COMMUNICATION SYSTEM...