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MULTIPLEX COMMUNICATION
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Optical multiplex systems
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H04J14/0265
Multiplex arrangements in bidirectional systems
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Patents Grants
last 30 patents
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Patent Grant
Bidirectional filter
Patent number
12,001,057
Issue date
Jun 4, 2024
Lumentum Operations LLC
Adrian Perrin Janssen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmission apparatus and transmission method
Patent number
10,972,188
Issue date
Apr 6, 2021
Fujitsu Limited
Tomoyuki Kato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electromagnetic signal transport and distribution systems
Patent number
10,756,840
Issue date
Aug 25, 2020
Perfectvision Manufacturing, Inc.
Charles Darwin Davidson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Bidirectional communication module
Patent number
10,637,603
Issue date
Apr 28, 2020
Finisar Corporation
Leo Yu-Yu Lin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for enabling a single fiber-working on an opti...
Patent number
10,615,904
Issue date
Apr 7, 2020
ADVA Optical Networking SE
Sander Jansen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical transceiver and control method
Patent number
10,594,431
Issue date
Mar 17, 2020
Nippon Telegraph and Telephone Corporation
Katsuhisa Taguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Low cost intensity-modulated direct-detection (IMDD) optical transm...
Patent number
10,574,382
Issue date
Feb 25, 2020
Huawei Technologies Co., Ltd.
Zhiping Jiang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for photonic distribution of microwave frequency...
Patent number
10,498,480
Issue date
Dec 3, 2019
Huawei Technologies Co., Ltd.
Ahikam Aharony
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Common cathode laser driving circuit
Patent number
10,461,498
Issue date
Oct 29, 2019
Google LLC
Tao Zhang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bidirectional communication module
Patent number
10,291,346
Issue date
May 14, 2019
Finisar Corporation
Leo Yu-Yu Lin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Tunable optical channel slicing and stitching to enable dynamic ban...
Patent number
10,277,326
Issue date
Apr 30, 2019
University of Southern California
Yinwen Cao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electromagnetic signal transport and distribution systems
Patent number
10,250,353
Issue date
Apr 2, 2019
Perfectvision Manufacturing, Inc.
Charles Darwin Davidson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dense wavelength-division multiplexing (DWDM) network and method
Patent number
10,203,454
Issue date
Feb 12, 2019
FutureWei Technologies, Inc.
Tiangong Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network unit and method for monitoring a fiber line
Patent number
9,985,725
Issue date
May 29, 2018
Telefonaktiebolaget L M Ericsson (Publ)
Gemma Vall-Llosera
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Flexible TWDM PON with load balancing and power saving
Patent number
9,967,033
Issue date
May 8, 2018
FutureWei Technologies, Inc.
Ning Cheng
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reduction of wavelength selective switch (WSS) filter-based impairm...
Patent number
9,929,826
Issue date
Mar 27, 2018
Infinera Corporation
Matthew L. Mitchell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Bi-directional optical transceiver module
Patent number
9,838,130
Issue date
Dec 5, 2017
SK Telecom Co., Ltd
Hongman Kim
G02 - OPTICS
Information
Patent Grant
TWDM passive network with extended reach and capacity
Patent number
9,749,080
Issue date
Aug 29, 2017
Google Inc.
Cedric Fung Lam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reduction of wavelength selective switch (WSS) filter-based impairm...
Patent number
9,735,913
Issue date
Aug 15, 2017
Infinera Corporation
Matthew L. Mitchell
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Increasing the capacity of a WDM-PON with wavelength reuse
Patent number
9,692,546
Issue date
Jun 27, 2017
Google Inc.
Cedric Fung Lam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical networks
Patent number
9,654,210
Issue date
May 16, 2017
Telefonaktiebolaget LM Ericsson (publ)
Fabio Cavaliere
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Wavelength-reuse fiber-optic transmitters
Patent number
9,614,622
Issue date
Apr 4, 2017
Dubravko Babic
G02 - OPTICS
Information
Patent Grant
Multiple wavelength optical assemblies for inline measurement of op...
Patent number
9,602,200
Issue date
Mar 21, 2017
AFL Telecommunications LLC
Dale Eddy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for data processing in an optical network component and opti...
Patent number
9,590,734
Issue date
Mar 7, 2017
Xieon Networks S.a.r.l.
Paulo André
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reconfigurable optical access network architectures
Patent number
9,560,428
Issue date
Jan 31, 2017
FutureWei Technologies, Inc.
Xuejin Yan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communications networks, optical line terminations and rela...
Patent number
9,331,811
Issue date
May 3, 2016
Telefonaktiebolaget L M Ericsson
Jiajia Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of operating an optical network element and optical network...
Patent number
9,294,215
Issue date
Mar 22, 2016
Adva Optical Networking SE
Klaus Grobe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transceiver for use in fibre network
Patent number
9,124,368
Issue date
Sep 1, 2015
Telefonaktiebolaget L M Ericsson (Publ)
Patryk Urban
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Bidirectional optical data packet switching interconection network
Patent number
9,031,407
Issue date
May 12, 2015
Indian Institute of Technology, Delhi
Vinod Chandra
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical communication module
Patent number
9,020,352
Issue date
Apr 28, 2015
Opticis. Co., Ltd.
Hyunee Shin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
BIDIRECTIONAL FILTER
Publication number
20240319446
Publication date
Sep 26, 2024
Lumentum Operations LLC
Adrian Perrin JANSSEN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BIDIRECTIONAL COMMUNICATION MODULE
Publication number
20190327014
Publication date
Oct 24, 2019
Finisar Corporation
Leo Yu-Yu LIN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL TRANSCEIVER AND CONTROL METHOD
Publication number
20190312661
Publication date
Oct 10, 2019
Nippon Telegraph and Telephone Corporation
Katsuhisa TAGUCHI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTROMAGNETIC SIGNAL TRANSPORT AND DISTRIBUTION SYSTEMS
Publication number
20190229829
Publication date
Jul 25, 2019
PerfectVision Manufacturing, Inc.
Charles Darwin Davidson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR PHOTONIC DISTRIBUTION OF MICROWAVE FREQUENCY...
Publication number
20190229831
Publication date
Jul 25, 2019
HUAWEI TECHNOLOGIES CO., LTD.
AHIKAM AHARONY
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Low Cost Intensity-Modulated Direct-Detection (IMDD) Optical Transm...
Publication number
20190109667
Publication date
Apr 11, 2019
Huawei Technologies Co., Ltd
ZHIPING JIANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR ENABLING A SINGLE FIBER-WORKING ON AN OPTI...
Publication number
20190020437
Publication date
Jan 17, 2019
ADVA Optical Networking SE
Sander Jansen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Dense Wavelength-Division Multiplexing (DWDM) Network and Method
Publication number
20170346592
Publication date
Nov 30, 2017
FutureWei Technologies, Inc.
Tiangong LIU
G02 - OPTICS
Information
Patent Application
TWDM Passive Network with Extended Reach and Capacity
Publication number
20170317778
Publication date
Nov 2, 2017
Google Inc.
Cedric Fung Lam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTROMAGNETIC SIGNAL TRANSPORT AND DISTRIBUTION SYSTEMS
Publication number
20170272196
Publication date
Sep 21, 2017
PerfectVision Manufacturing, Inc.
Charles Darwin Davidson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL NETWORKS
Publication number
20160087717
Publication date
Mar 24, 2016
TELEFONAKTIEBOLAGET L M ERICSSON (publ)
Fabio Cavaliere
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WAVELENGTH-REUSE FIBER-OPTIC TRANSMITTERS
Publication number
20160036531
Publication date
Feb 4, 2016
Dubravko Babic
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Reversible Wavelength Channels for Optical Communication Networks
Publication number
20160036552
Publication date
Feb 4, 2016
Versitech Limited
Chun-yin Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Reconfigurable Optical Access Network Architectures
Publication number
20140341574
Publication date
Nov 20, 2014
FutureWei Technologies, Inc.
Xuejin Yan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Full-Duplex Multi-Mode Fiber Communication
Publication number
20140314425
Publication date
Oct 23, 2014
Cisco Technology, Inc.
Luca Cafiero
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Flexible TWDM PON with Load Balancing and Power Saving
Publication number
20140314414
Publication date
Oct 23, 2014
FutureWei Technologies, Inc.
Ning Cheng
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Increasing the Capacity of a WDM-PON with Wavelength Reuse
Publication number
20140255033
Publication date
Sep 11, 2014
Google Inc.
Cedric Fung Lam
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wavelength Assignment for Multiple Operator Support
Publication number
20140241725
Publication date
Aug 28, 2014
FutureWei Technologies, Inc.
Yuanqiu Luo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Apparatus and Method for a Passive Optical Network
Publication number
20140219651
Publication date
Aug 7, 2014
TELEFONAKTIEBOLAGET L M ERICSSON (publ)
Stefano Ruffini
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
TIME AND WAVELENGTH-SHIFTED DYNAMIC BIDIRECTIONAL SYSTEM
Publication number
20140140701
Publication date
May 22, 2014
DORICA PROPERTIES NY LLC
Mohammad A. Mazed
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WAVELENGTH-TUNABLE LIGHT SOURCE AND WAVELENGTH VARIATION METHOD
Publication number
20140098828
Publication date
Apr 10, 2014
Fujitsu Limited
GOJI NAKAGAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
40, 50 AND 100 GB/S OPTICAL TRANSCEIVERS/TRANSPONDERS IN 300PIN AND...
Publication number
20140099117
Publication date
Apr 10, 2014
NEOPHOTONICS CORPORATION
Winston I. Way
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR BI-DIRECTIONAL COMMUNICATION OVER A SINGLE OP...
Publication number
20140072305
Publication date
Mar 13, 2014
TECHNOLOGY ADVANCEMENT GROUP, INC.
John A. McEwan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MODULATION AVERAGING REFLECTORS
Publication number
20140029083
Publication date
Jan 30, 2014
Tin Komljenovic
G02 - OPTICS
Information
Patent Application
COPLANAR ROUTING FOR OPTICAL TRANSMISSION
Publication number
20140029943
Publication date
Jan 30, 2014
Sagi Varghese Mathai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PASSIVE OPTICAL NETWORK SYSTEM, METHOD FOR TRANSMITTING AND RECEIVI...
Publication number
20130279900
Publication date
Oct 24, 2013
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Jong Deog Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION MODULE
Publication number
20130230327
Publication date
Sep 5, 2013
OPTICIS CO., LTD.
Hyunee Shin
G02 - OPTICS
Information
Patent Application
TIME/WAVELENGTH-DIVISION MULTIPLEXED PASSIVE OPTICAL NETWORK (TWPON)
Publication number
20130223841
Publication date
Aug 29, 2013
NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
San-liang Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL LINE TERMINAL FOR BIDIRECTIONAL WAVELENGTH-DIVISION-MULTIPL...
Publication number
20130209094
Publication date
Aug 15, 2013
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Jong Sool JEONG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BIDIRECTIONAL OPTICAL DATA PACKET SWITCHING INTERCONECTION NETWORK
Publication number
20130209102
Publication date
Aug 15, 2013
Indian Institute of Technology, Delhi
Vinod Chandra
H04 - ELECTRIC COMMUNICATION TECHNIQUE