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Indexing scheme relating to optical transmission systems
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Distortion or dispersion compensation
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Patents Grants
last 30 patents
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Patent Grant
Method and system for performing signal analysis using a correlativ...
Patent number
12,028,114
Issue date
Jul 2, 2024
Raytheon Company
Vahid Ataie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and devices for multi-core fiber data transmission using da...
Patent number
11,916,597
Issue date
Feb 27, 2024
INSTITUT MINES-TELECOM
Akram Abouseif
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transceiver, spatial light frequency transmission system and spatia...
Patent number
11,881,900
Issue date
Jan 23, 2024
Nippon Telegraph and Telephone Corporation
Hiroki Sakuma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Receiver and system for transporting and demodulating complex optic...
Patent number
11,791,904
Issue date
Oct 17, 2023
Raytheon Company
Andrew Kowalevicz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for nonlinear compensation of coherent high-capacity high-or...
Patent number
11,777,612
Issue date
Oct 3, 2023
Soochow University
Mingyi Gao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for performing signal analysis using a correlativ...
Patent number
11,742,953
Issue date
Aug 29, 2023
Raytheon Company
Vahid Ataie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hybrid compensation of chromatic dispersion in optical networks
Patent number
11,637,637
Issue date
Apr 25, 2023
Equinix, Inc.
Qiang Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Increase in reach of unrepeatered fiber transmission
Patent number
11,632,191
Issue date
Apr 18, 2023
Raytheon Company
Nikola Alic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and methods for digital signal constellation transformation
Patent number
11,469,824
Issue date
Oct 11, 2022
MARVELL ASIA PTE. LTD.
Shu Hao Fan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Interference suppression with mitigation of intermodulation distortion
Patent number
11,431,413
Issue date
Aug 30, 2022
Photonic Systems, Inc.
Edward I. Ackerman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Broadcast free space optical communications via diffusion
Patent number
11,418,256
Issue date
Aug 16, 2022
United States of America as represented by the Secretary of the Navy
Samuel Nicholas Mellon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Nonlinearity cancellation in fiber optic transmission based on freq...
Patent number
11,418,260
Issue date
Aug 16, 2022
The Regents of the University of California
Nikola Alic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for improved data transmission in short-reach l...
Patent number
11,381,426
Issue date
Jul 5, 2022
Georgia Tech Research Corporation
Siddharth Jacob Varughese
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
OTDR method targeting identified event
Patent number
11,181,440
Issue date
Nov 23, 2021
Exfo Inc.
Stephane Perron
G01 - MEASURING TESTING
Information
Patent Grant
Increase in reach of unrepeatered fiber transmission
Patent number
11,095,395
Issue date
Aug 17, 2021
Nikola Alic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for processing a digital signal in a frequency...
Patent number
11,082,135
Issue date
Aug 3, 2021
Huawei Technologies Co., Ltd.
Michael Zarubinsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for improved data transmission in short-reach l...
Patent number
10,958,486
Issue date
Mar 23, 2021
Georgia Tech Research Corporation
Siddharth Jacob Varughese
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Interference suppression with mitigation of intermodulation distortion
Patent number
10,958,344
Issue date
Mar 23, 2021
Photonic Systems, Inc.
Edward I. Ackerman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and methods for digital signal constellation transformation
Patent number
10,880,011
Issue date
Dec 29, 2020
INPHI CORPORATION
Shu Hao Fan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication system and method
Patent number
10,819,431
Issue date
Oct 27, 2020
Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V.
Christian Schmidt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Adjustment of control parameters of section of optical fiber network
Patent number
10,784,980
Issue date
Sep 22, 2020
Ciena Corporation
Kim B. Roberts
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Free space optical communication system, apparatus and a method the...
Patent number
10,673,525
Issue date
Jun 2, 2020
THE SECRETARY, DEPARTMENT OF ELECTRONICS AND INFORMATION TECHNOLOGY
Bosanta Ranjan Boruah
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and methods for digital signal constellation transformation
Patent number
10,651,941
Issue date
May 12, 2020
Inphi Corporation
Shu Hao Fan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical wavelength multiplexing transmission apparatus and optical...
Patent number
10,541,749
Issue date
Jan 21, 2020
Fujitsu Limited
Shigeru Ishii
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Systems and methods for error-free reconstruction of transmitted sy...
Patent number
10,523,362
Issue date
Dec 31, 2019
Ciena Corporation
Michael Andrew Reimer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for equalization and compensation of chromatic...
Patent number
10,523,323
Issue date
Dec 31, 2019
Electronics and Telecommunications Research Institute
Hun Sik Kang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electronic dispersion compensation methods and implementations usin...
Patent number
10,491,299
Issue date
Nov 26, 2019
OE SOLUTIONS AMERICA, INC.
Moon Soo Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Power control in an optical fiber network
Patent number
10,439,751
Issue date
Oct 8, 2019
Ciena Corporation
Kim B. Roberts
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and methods for digital signal constellation transformation
Patent number
10,432,313
Issue date
Oct 1, 2019
Inphi Corporation
Shu Hao Fan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Host device preventing distortion of optical signal due to nonlinea...
Patent number
10,425,953
Issue date
Sep 24, 2019
Electronics and Telecommunication Research Institute
Minkyu Sung
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Optical Transmission System, Optical Transmission Method, Transmitt...
Publication number
20240380491
Publication date
Nov 14, 2024
Nippon Telegraph and Telephone Corporation
Nikolaos-Panteleimon Diamantopoulos
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Distributed Optical Amplifier, Distributed Optical Amplifier System...
Publication number
20240258760
Publication date
Aug 1, 2024
Nippon Telegraph and Telephone Corporation
Hiroto KAWAKAMI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RF STEGANOGRAPHY BASED ON PHOTONICS
Publication number
20240080101
Publication date
Mar 7, 2024
University of Georgia Research Foundation, Inc.
Mable P. Fok
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR PERFORMING SIGNAL ANALYSIS USING A CORRELATIV...
Publication number
20230283382
Publication date
Sep 7, 2023
Raytheon Company
Vahid Ataie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHODS AND DEVICES FOR MULTI-CORE FIBER DATA TRANSMISSION USING DA...
Publication number
20220376789
Publication date
Nov 24, 2022
INSTITUT MINES TELECOM
Akram ABOUSEIF
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR PERFORMING SIGNAL ANALYSIS USING A CORRELATIV...
Publication number
20220286209
Publication date
Sep 8, 2022
RAM Photonics, LLC
Vahid Ataie
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INCREASE IN REACH OF UNREPEATERED FIBER TRANSMISSION
Publication number
20210359783
Publication date
Nov 18, 2021
Nikola ALIC
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Systems and Methods For Improved Data Transmission In Short-Reach L...
Publication number
20210211334
Publication date
Jul 8, 2021
Georgia Tech Research Corporation
Siddharth Jacob Varughese
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Interference Suppression with Mitigation of Intermodulation Distortion
Publication number
20210184768
Publication date
Jun 17, 2021
Photonic Systems, Inc.
Edward I. Ackerman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHODS FOR DIGITAL SIGNAL CONSTELLATION TRANSFORMATION
Publication number
20210119705
Publication date
Apr 22, 2021
INPHI CORPORATION
Shu Hao FAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NONLINEARITY CANCELLATION IN FIBER OPTIC TRANSMISSION BASED ON FREQ...
Publication number
20210050919
Publication date
Feb 18, 2021
The Regents of the University of California
Nikola ALIC
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHODS FOR DIGITAL SIGNAL CONSTELLATION TRANSFORMATION
Publication number
20200244366
Publication date
Jul 30, 2020
INPHI CORPORATION
Shu Hao FAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INCREASE IN REACH OF UNREPEATERED FIBER TRANSMISSION
Publication number
20200119833
Publication date
Apr 16, 2020
Nikola ALIC
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OTDR METHOD TARGETING IDENTIFIED EVENT
Publication number
20200116591
Publication date
Apr 16, 2020
EXFO INC.
Stephane PERRON
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS AND METHODS FOR DIGITAL SIGNAL CONSTELLATION TRANSFORMATION
Publication number
20190372673
Publication date
Dec 5, 2019
INPHI CORPORATION
Shu Hao FAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR EQUALIZATION AND COMPENSATION OF CHROMATIC...
Publication number
20190319708
Publication date
Oct 17, 2019
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Hun Sik KANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL WAVELENGTH MULTIPLEXING TRANSMISSION APPARATUS AND OPTICAL...
Publication number
20190312641
Publication date
Oct 10, 2019
Fujitsu Limited
Shigeru ISHII
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HOST DEVICE PREVENTING DISTORTION OF OPTICAL SIGNAL DUE TO NONLINEA...
Publication number
20190166602
Publication date
May 30, 2019
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Minkyu SUNG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Power Control in an Optical Fiber Network
Publication number
20180343078
Publication date
Nov 29, 2018
CIENA CORPORATION
Kim B. Roberts
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
REDUCTION OF SECOND-ORDER NON-LINEAR DISTORTION IN A WIDEBAND COMMU...
Publication number
20180337641
Publication date
Nov 22, 2018
Zinwave, Ltd
John Prentice
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
APPARATUS AND METHODS FOR DIGITAL SIGNAL CONSTELLATION TRANSFORMATION
Publication number
20180309520
Publication date
Oct 25, 2018
INPHI CORPORATION
Shu Hao FAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION WITH SOME COMPENSATION OF NONLINEAR DISTORTIONS
Publication number
20180287712
Publication date
Oct 4, 2018
Alcatel-Lucent USA Inc.
Ronen Dar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CALIBRATION OF PLUGGABLE OPTICAL MODULE
Publication number
20180183526
Publication date
Jun 28, 2018
Robert Griffin
G02 - OPTICS
Information
Patent Application
OPTICAL TRANSCEIVER, COMMUNICATION SYSTEM, AND ADAPTIVE FREQUENCY C...
Publication number
20180138980
Publication date
May 17, 2018
Huawei Technologies Co., Ltd
ZHIPING JIANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHODS FOR DIGITAL SIGNAL CONSTELLATION TRANSFORMATION
Publication number
20180083707
Publication date
Mar 22, 2018
INPHI CORPORATION
Shu Hao FAN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR NONLINEAR INTERFERENCE MITIGATION
Publication number
20180083712
Publication date
Mar 22, 2018
CIENA CORPORATION
Qunbi Zhuge
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND RADIO NODE FOR CONTROLLING RADIO TRANSMISSION
Publication number
20170195005
Publication date
Jul 6, 2017
Telefonaktiebolaget LM Ericsson (publ)
Kauko HEINIKOSKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Compensation of Non-Linear Transmitter Impairments in Optical Commu...
Publication number
20170111117
Publication date
Apr 20, 2017
FutureWei Technologies, Inc.
Clarence Kan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD OF NON-LINEARITY COMPENSATION IN OPTICAL FIBRE COMMUNICATIONS
Publication number
20170041078
Publication date
Feb 9, 2017
ASTON UNIVERSITY
Son Thai LE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISPERSION DOMINATED OPTICAL COMMUNICATIONS SYSTEM AND METHOD OF PR...
Publication number
20140369694
Publication date
Dec 18, 2014
Sergei Turitsyn
H04 - ELECTRIC COMMUNICATION TECHNIQUE