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Performance monitoring; Measurement of transmission parameters
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H04B10/0795
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H
ELECTRICITY
H04
Electric communication
H04B
TRANSMISSION
H04B10/00
Transmission systems employing electromagnetic waves other than radio-waves
Current Industry
H04B10/0795
Performance monitoring; Measurement of transmission parameters
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Patents Grants
last 30 patents
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Patent Grant
Systems and methods for real-time polarization drift compensation i...
Patent number
12,361,308
Issue date
Jul 15, 2025
Qunnect, Inc.
Mael Flament
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical devices and systems for optical source redundancy
Patent number
12,355,494
Issue date
Jul 8, 2025
Hewlett Packard Enterprise Development LP
Stanley Cheung
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Temperature control of an optical source in free space optical comm...
Patent number
12,355,495
Issue date
Jul 8, 2025
ATTOCHRON, LLC
Thomas M. Chaffee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and systems for monitoring optical networks
Patent number
12,355,486
Issue date
Jul 8, 2025
Comcast Cable Communications, LLC
Venk Mutalik
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optimization of spectrum sharing in optical line systems
Patent number
12,348,265
Issue date
Jul 1, 2025
Ciena Corporation
Priyanth Mehta
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Characterization of inter-channel crosstalk in an optical network
Patent number
12,341,556
Issue date
Jun 24, 2025
Microsoft Technology Licensing, LLC
Yawei Yin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Detection device, optical reception device, optical communication s...
Patent number
12,341,555
Issue date
Jun 24, 2025
MEIJI UNIVERSITY & SoftBank Corp.
Shiro Ryu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Information sampling analysis method, optical splitter, fiber splic...
Patent number
12,334,976
Issue date
Jun 17, 2025
Chengdu Zhuoguang Technology Co., Ltd.
Hangyu Xu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Fiber optic signal monitoring
Patent number
12,334,977
Issue date
Jun 17, 2025
Schweitzer Engineering Laboratories, Inc.
David J. Dolezilek
G08 - SIGNALLING
Information
Patent Grant
Optical wavelength multiplexing transmission device and optical wav...
Patent number
12,334,979
Issue date
Jun 17, 2025
Fujitsu Limited
Shigeru Ishii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Measurement apparatus and method for nonlinear damages in optical link
Patent number
12,328,140
Issue date
Jun 10, 2025
Fujitsu Limited
Yangyang Fan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Power adjustment of a communication link based on state disturbance...
Patent number
12,328,146
Issue date
Jun 10, 2025
TAARA CONNECT, INC.
Paul Csonka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spectrum-aware cross-layer optimization
Patent number
12,323,340
Issue date
Jun 3, 2025
Google LLC
Rodolfo Enrique Alvizu Gomez
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for determining actual values of one or more characteristics...
Patent number
12,323,185
Issue date
Jun 3, 2025
ADVA Optical Networking SE
Tobias Fehenberger
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical signal monitoring device, and optical signal monitoring method
Patent number
12,316,373
Issue date
May 27, 2025
NEC Corporation
Takeshi Takemura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-modal monitoring of links between multiple points
Patent number
12,308,878
Issue date
May 20, 2025
International Business Machines Corporation
Robert Lynch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Performance monitoring device, method for performance monitoring of...
Patent number
12,308,877
Issue date
May 20, 2025
ADTRAN NETWORKS SE
Tobias Fehenberger
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication station, optical communication system, data transmiss...
Patent number
12,308,948
Issue date
May 20, 2025
Accelink Technologies Co., Ltd.
Li Xiao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for registering new terminal using chromatic d...
Patent number
12,301,281
Issue date
May 13, 2025
Eletronics and Telecommunications Research Institute
Jung-yeol Oh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical signal transmission
Patent number
12,301,282
Issue date
May 13, 2025
British Telecommunications public limited company
Andrew Lord
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Noise detection and localization
Patent number
12,301,283
Issue date
May 13, 2025
Promptlink Communications, Inc.
Foad Towfiq
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for optically-carried information transmission ba...
Patent number
12,283,989
Issue date
Apr 22, 2025
XUYU OPTOELECTRONICS (SHENZHEN) CO., LTD.
Xiaobing Cao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical wavemeter
Patent number
12,283,986
Issue date
Apr 22, 2025
Keysight Technologies, Inc.
Marcel Zeiler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical cable mismatch error detection/remediation
Patent number
12,273,141
Issue date
Apr 8, 2025
International Business Machines Corporation
John S. Werner
G02 - OPTICS
Information
Patent Grant
Frequency domain method and system for measuring modal bandwidth, c...
Patent number
12,267,106
Issue date
Apr 1, 2025
Corning Incorporated
Xin Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for performing tests and measurements using an...
Patent number
12,267,110
Issue date
Apr 1, 2025
Viavi Solutions Inc.
Guylain Barlow
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical port identification
Patent number
12,250,022
Issue date
Mar 11, 2025
Telefonaktiebolaget LM Ericsson (publ)
Riccardo Ceccatelli
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmitter for a quantum communication system, a receiver for a qu...
Patent number
12,244,339
Issue date
Mar 4, 2025
Kabushiki Kaisha Toshiba
Robert Ian Woodward
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical power commissioning method, commissioning system, control d...
Patent number
12,244,340
Issue date
Mar 4, 2025
Huawei Technologies Co., Ltd.
Ping Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for tuning a power characteristic of an optical...
Patent number
12,244,349
Issue date
Mar 4, 2025
Cable Television Laboratories, Inc.
Lin Cheng
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ELECTRONIC APPARATUS AND NETWORK SYSTEM
Publication number
20250233656
Publication date
Jul 17, 2025
NEC Corporation
Masashi HAYASHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR MAPPING MULTI-STRAND FIBER-OPTIC CABLES
Publication number
20250233657
Publication date
Jul 17, 2025
Mark A. Dinjian
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONFIGURABLE DISPERSION COMPENSATION IN A PLUGGABLE OPTICAL TRANSCE...
Publication number
20250233658
Publication date
Jul 17, 2025
Precision Optical Technologies, Inc.
David M. CALHOUN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION SYSTEM, SIGNAL QUALITY MEASUREMENT APPARATUS A...
Publication number
20250233659
Publication date
Jul 17, 2025
Nippon Telegraph and Telephone Corporation
Masanori NAKAMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR PERFORMING TESTS AND MEASUREMENTS USING AN...
Publication number
20250233668
Publication date
Jul 17, 2025
VIAVI SOLUTIONS INC.
Guylain BARLOW
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL CABLE SAG IDENTIFICATION METHOD AND APPARATUS
Publication number
20250226882
Publication date
Jul 10, 2025
Huawei Technologies Co., Ltd
Xiaochun LIU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and Method for Mapping Multi-Strand Fiber Optic Cables
Publication number
20250219728
Publication date
Jul 3, 2025
Mark A. Dinjian
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PASSIVE OPTICAL NETWORK PERFORMANCE PARAMETER MEASUREMENT AND ONLIN...
Publication number
20250219727
Publication date
Jul 3, 2025
MaxLinear, Inc.
Gert Schedelbeck
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for Testing TDEC and Related Device
Publication number
20250219726
Publication date
Jul 3, 2025
Huawei Technologies Co., Ltd
Haiyun Xin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR REAL-TIME MONITORING DELAY SKEW OF SUBSIGN...
Publication number
20250211329
Publication date
Jun 26, 2025
Fujitsu Limited
Tong YE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR DETERMINING OPTICAL PHASE DIFFERENCE OF SU...
Publication number
20250211330
Publication date
Jun 26, 2025
Fujitsu Limited
Tong YE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM, OPTICAL SIGNAL CONTROL METHOD, AND OP...
Publication number
20250211358
Publication date
Jun 26, 2025
NEC Corporation
Kenji MORIMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DATA SYNCHRONIZATION IN OPTICAL NETWORKS AND DEVICES
Publication number
20250211337
Publication date
Jun 26, 2025
Infinera Corporation
Mehdi Torbatian
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FREQUENCY DOMAIN METHOD AND SYSTEM FOR MEASURING MODAL BANDWIDTH, C...
Publication number
20250202576
Publication date
Jun 19, 2025
Corning Incorporated
Xin Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ANOMALY MONITORING OF BIDIRECTIONAL OPTICAL LINKS
Publication number
20250202577
Publication date
Jun 19, 2025
Fujitsu Limited
Inwoong KIM
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTROLLER, TRAINING COST REDUCTION METHOD, AND NON-TRANSITORY COMP...
Publication number
20250192884
Publication date
Jun 12, 2025
NEC Corporation
Kenji FUKUI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DATA SYNCHRONIZATION IN OPTICAL NETWORKS AND DEVICES
Publication number
20250192894
Publication date
Jun 12, 2025
Infinera Corporation
Mehdi Torbatian
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DATA SYNCHRONIZATION IN OPTICAL NETWORKS AND DEVICES
Publication number
20250192895
Publication date
Jun 12, 2025
Infinera Corporation
Mehdi Torbatian
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ALTERING REFRACTIVE INDEX OF AN EXPANDED BEAM CONNECTOR LENS
Publication number
20250184002
Publication date
Jun 5, 2025
International Business Machines Corporation
Faezeh GHOLAMI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION APPARATUS AND OPTICAL TRANSMISSION METHOD
Publication number
20250184001
Publication date
Jun 5, 2025
Fujitsu Limited
Yusaku YAMAMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL TIME-DOMAIN REFLECTOMETER (OTDR) EVENT DETECTION AND LIGHT...
Publication number
20250175250
Publication date
May 29, 2025
VIAVI SOLUTIONS INC.
Benoit MOREL
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical delay compensation in optical modules
Publication number
20250175254
Publication date
May 29, 2025
CIENA CORPORATION
Benard J. Rhody
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PHOTONIC COMMUNICATION PLATFORM AND RELATED METHODS FOR INCREASING...
Publication number
20250175260
Publication date
May 29, 2025
Lightmatter, Inc
Mykhailo Tymchenko
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTIC POWER MONITORING SYSTEM
Publication number
20250168060
Publication date
May 22, 2025
CITIBANK, N.A.
Raja Balasubramanian
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
AUTOMATED USER INTERFACE ALERTS FOR VOICE QUALITY
Publication number
20250166481
Publication date
May 22, 2025
QUALCOMM Incorporated
Sony AKKARAKARAN
G08 - SIGNALLING
Information
Patent Application
OPTICAL TRANSMISSION SYSTEM, TRANSMISSION METHOD OF OPTICAL TRANSMI...
Publication number
20250158708
Publication date
May 15, 2025
Nippon Telegraph and Telephone Corporation
Kana MASUMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MEASUREMENT APPARATUS, MANAGEMENT SYSTEM, AND MEASUREMENT METHOD
Publication number
20250141546
Publication date
May 1, 2025
Nippon Telegraph and Telephone Corporation
Kazuya ANAZAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
UNDERWATER OPTICAL COMMUNICATION SYSTEM AND UNDERWATER OPTICAL COMM...
Publication number
20250141565
Publication date
May 1, 2025
Shimadzu Corporation
Naoki NISHIMURA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND SYSTEM FOR DETERMINING A ROUND-TRIP LATENCY OF A QUANTUM...
Publication number
20250141545
Publication date
May 1, 2025
Q*BIRD B.V.
Joshua Alexander Slater
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION LINE MONITORING DEVICE AND OPTICAL TRANSMISSIO...
Publication number
20250141547
Publication date
May 1, 2025
FUJITSU LIMITED
Junichi SUGIYAMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE