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Patents Grants
last 30 patents
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
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
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
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
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
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
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
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
System and method for processing an electromagnetic signal
Patent number
10,404,372
Issue date
Sep 3, 2019
Rohde & Schwarz GmbH & Co. KG
Thomas Nowak
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for nonlinear interference mitigation
Patent number
10,270,537
Issue date
Apr 23, 2019
Ciena Corporation
Qunbi Zhuge
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Fiber parameter identification
Patent number
10,236,982
Issue date
Mar 19, 2019
Ciena Corporation
Qunbi Zhuge
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical transceiver, communication system, and adaptive frequency c...
Patent number
10,187,155
Issue date
Jan 22, 2019
Huawei Technologies Co., Ltd.
Zhiping Jiang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Calibration of pluggable optical module
Patent number
10,128,956
Issue date
Nov 13, 2018
Oclaro Technology Limited
Robert Griffin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication system, baseband processing device, and wire...
Patent number
10,020,887
Issue date
Jul 10, 2018
Fujitsu Limited
Daisuke Masunaga
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for eliminating nonlinear effects, transmitter and receiver
Patent number
9,973,279
Issue date
May 15, 2018
ZTE Corporation
Bailin Shen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for nonlinear interference mitigation
Patent number
9,768,880
Issue date
Sep 19, 2017
Ciena Corporation
Qunbi Zhuge
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission device, nonlinear distortion compensation meth...
Patent number
9,654,224
Issue date
May 16, 2017
Fujitsu Limited
Tomofumi Oyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communications system having chromatic dispersion and polar...
Patent number
9,520,950
Issue date
Dec 13, 2016
Ciena Corporation
James Harley
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and apparatus for pre and post equalization in optical comm...
Patent number
9,479,247
Issue date
Oct 25, 2016
ZTE (USA) INC.
Jianjun Yu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical spectral shaping for nonlinearity enhancement in high speed...
Patent number
9,337,923
Issue date
May 10, 2016
NEC Corporation
Lei Xu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission device, transmission method, and communication system
Patent number
9,312,959
Issue date
Apr 12, 2016
NEC Corporation
Junichi Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmission for binary and duobinary modulation formats
Patent number
9,306,780
Issue date
Apr 5, 2016
Semtech Corporation
Song Quan Shang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Driver circuit configured with travelling wave amplifier
Patent number
9,182,617
Issue date
Nov 10, 2015
Sumitomo Electric Industries, Ltd
Taizo Tatsumi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical multilevel signal pre-equalization circuit, optical multile...
Patent number
9,178,617
Issue date
Nov 3, 2015
Hitachi, Ltd.
Nobuhiko Kikuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for suppression of even-order photodiode distortions
Patent number
9,172,471
Issue date
Oct 27, 2015
The United States of America, as represented by the Secretary of the Navy
Meredith N. Hutchinson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transmitter and modulated optical signal generating method
Patent number
9,130,680
Issue date
Sep 8, 2015
Fujitsu Limited
Yuichi Akiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Pre-equalized optical transmitter and pre-equalized optical transmi...
Patent number
9,118,422
Issue date
Aug 25, 2015
Mitsubishi Electric Corporation
Takafumi Fujimori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical interconnect using optical transmitter pre-distortion
Patent number
9,048,954
Issue date
Jun 2, 2015
International Business Machines Corporation
Alexander V. Rylyakov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Pre-emphasis control method and optical transmission system
Patent number
9,037,002
Issue date
May 19, 2015
Fujitsu Limited
Jyunji Tanaka
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
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
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
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
INCREASE IN REACH OF UNREPEATERED FIBER TRANSMISSION
Publication number
20200119833
Publication date
Apr 16, 2020
Nikola ALIC
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
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
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
DISPERSION DOMINATED OPTICAL COMMUNICATIONS SYSTEM AND METHOD OF PR...
Publication number
20140369694
Publication date
Dec 18, 2014
Sergei Turitsyn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR SUPPRESSION OF EVEN-ORDER PHOTODIODE DISTORTIONS
Publication number
20140270807
Publication date
Sep 18, 2014
Meredith N. Hutchinson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMISSION FOR BINARY AND DUOBINARY MODULATION FORMATS
Publication number
20140255037
Publication date
Sep 11, 2014
SEMTECH CORPORATION
Song Quan Shang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMITTER AND MODULATED OPTICAL SIGNAL GENERATING METHOD
Publication number
20140212136
Publication date
Jul 31, 2014
Fujitsu Limited
Yuichi Akiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL MULTILEVEL SIGNAL PRE-EQUALIZATION CIRCUIT, OPTICAL MULTILE...
Publication number
20140147117
Publication date
May 29, 2014
Hitachi, Ltd
Nobuhiko Kikuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TRANSMISSION DEVICE, TRANSMISSION METHOD, AND COMMUNICATION SYSTEM
Publication number
20140147112
Publication date
May 29, 2014
NEC Corporation
Junichi Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PRE-EQUALIZED OPTICAL TRANSMITTER AND PRE-EQUALIZED OPTICAL TRANSMI...
Publication number
20140133867
Publication date
May 15, 2014
Mitsubishi Electric Corporation
Takafumi Fujimori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHODS AND APPARATUS FOR PRE AND POST EQUALIZATION IN OPTICAL COMM...
Publication number
20130330070
Publication date
Dec 12, 2013
Jianjun Yu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DRIVER CIRCUIT CONFIGURED WITH TRAVELLING WAVE AMPLIFIER
Publication number
20130229699
Publication date
Sep 5, 2013
Sumitomo Electric Industries, Ltd.
Taizo TATSUMI
G02 - OPTICS
Information
Patent Application
Optical Spectral Shaping for Nonlinearity Enhancement in High Speed...
Publication number
20130094851
Publication date
Apr 18, 2013
NEC Corporation
Lei Xu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SKEW SUPPRESSION METHOD AND OPTICAL TRANSMISSION SYSTEM
Publication number
20120263456
Publication date
Oct 18, 2012
Fujitsu Limited
Toshiki Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NONLINEAR COMPENSATION USING AN ENHANCED BACKPROPAGATION METHOD WIT...
Publication number
20120263481
Publication date
Oct 18, 2012
NEC Laboratories America, Inc.
Ezra Ip
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL INTERCONNECT USING OPTICAL TRANSMITTER PRE-DISTORTION
Publication number
20120224849
Publication date
Sep 6, 2012
International Business Machines Corporation
Alexander V. Rylyakov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PRE-EQUALIZATION OPTICAL TRANSMITTER AND PRE-EQUALIZATION OPTICAL F...
Publication number
20120201546
Publication date
Aug 9, 2012
Mitsubishi Electric Corporation
Takashi Mizuochi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION SYSTEM, DISPERSION SLOPE IMPARTING SECTION, AND METHO...
Publication number
20120128362
Publication date
May 24, 2012
FUJITSU LIMITED
Hiroshi Nakamoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PRE-EMPHASIS CONTROL METHOD AND OPTICAL TRANSMISSION SYSTEM
Publication number
20120121257
Publication date
May 17, 2012
Fujitsu Limited
Jyunji TANAKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION TRANSMISSION SYSTEM WITH OPTICALLY AIDED DIGITAL SIGN...
Publication number
20110318019
Publication date
Dec 29, 2011
Tyco Electronics Subsea Communication LLC
Morten Nissov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND OPTICAL COMMUNICATION METHOD
Publication number
20110293287
Publication date
Dec 1, 2011
NEC Corporation
Kiyoshi Fukuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND A SYSTEM WITH DISTORTION COMPENSATION
Publication number
20110206382
Publication date
Aug 25, 2011
Michael Elselt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSMITTER, OPTICAL TRANSMITTER AND RECEIVER SYSTEM, OPTIC...
Publication number
20110097085
Publication date
Apr 28, 2011
Fujitsu Limited
Shoichiro Oda
H04 - ELECTRIC COMMUNICATION TECHNIQUE