ClassID:

223784

H04B10/038 - CPC Classification

Classification description:

Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication; Arrangements for fault recovery using bypasses

Recent Application in this class:
#1
20260128788
2026-05-07

TRANSCEIVER RESILIENCY FOR EMBEDDED OPTICAL DEVICES

#2
20260121742
2026-04-30

Method and Apparatus for Establishing PCIe Optical Interconnection Link, Device, Medium, and System

#3
20260121741
2026-04-30

SYSTEMS AND METHODS FOR IMPROVING PERFORMANCE AND RELIABILITY OF A FIBER OPTIC NETWORK

#4
20260113107
2026-04-23

FAULT TOLERANT PHYSICAL LAYER DEVICE WITH DYNAMIC LANE MAPPING FOR ELECTRO-OPTICAL COMMUNICATION SYSTEMS

#5
20260106666
2026-04-16

OPTICAL FIBER PERFORMANCE DETECTION SYSTEM

#6
20250392392
2025-12-25

OPTICAL TRANSMISSION DEVICE AND RELATED NETWORK

#7
20250323720
2025-10-16

DWDM PATH OUTAGE PREDICTION AND ALTERNATIVE PATH RECOMMENDATION

#8
20250279826
2025-09-04

OPTICAL COMMUNICATION NETWORK CONFIGURATION

#9
20250175249
2025-05-29

SYSTEM AND METHOD FOR PROVIDING TRANSIENT RESILIENT TRANSMISSIONS IN AN OPTICAL NETWORK

#10
20250055562
2025-02-13

TRANSCEIVER MODULE

#11
20240430004
2024-12-26

PROACTIVE PATH COMPUTATION ELEMENT TO ACCELERATE PATH COMPUTATION

#12
20240413901
2024-12-12

REVERSED FIBER DETECTION AND CORRECTION IN OPTICAL TRANSCEIVERS

#13
20240405864
2024-12-05

FAULT-TOLERANT DATA DIODES FOR ONE-WAY TRANSFER SYSTEMS

#14
20240357266
2024-10-24

Calibration data from modules for an incremental noise metric for rapid modeling of optical networks

#15
20240235667
2024-07-11

OPTICAL COMMUNICATION NETWORK CONFIGURATION

#16
20240223273
2024-07-04

SYSTEM AND METHOD FOR TRAFFIC DISTRIBUTION WITH OPTICAL SWITCH

#17
20240187765
2024-06-06

PASSIVE OPTICAL NETWORK FOR UTILITY INFRASTRUCTURE RESILIENCY

#18
20240171270
2024-05-23

OPTICAL COMMUNICATION SYSTEM, VEHICLE, AND INDUSTRIAL OPTICAL NETWORK

#19
20240097786
2024-03-21

COMMUNICATION CONTROL SYSTEM, COMMUNICATION CONTROL APPARATUS, AND COMMUNICATION CONTROL METHOD

#20
20240064445
2024-02-22

Enhanced line monitoring and parameter reporting for high fiber count undersea fiber optic transmission systems with multiple switchable branches

#21
20240056180
2024-02-15

DWDM PATH OUTAGE PREDICTION AND ALTERNATIVE PATH RECOMMENDATION

#22
20230412265
2023-12-21

Transceiver module

#23
20230388682
2023-11-30

10G rate OLT terminal transceiver integrated chip based on XGPON with DFB laser

#24
20230388011
2023-11-30

10G rate OLT terminal transceiver integrated chip based on XGPON with EML laser

#25
20230388010
2023-11-30

10G rate OLT terminal transceiver integrated chip based on XGSPON with DFB laser

#26
20230336244
2023-10-19

MULTIPLEX TRANSMISSION SYSTEM, RESOURCE CONTROL METHOD FOR MULTIPLEX TRANSMISSION SYSTEM

#27
20230283364
2023-09-07

Reduce link repair rate with added redundancy in parallel optical links

#28
20230275655
2023-08-31

FLEXE NETWORK-BASED REROUTING METHOD AND APPARATUS, AND ELECTRONIC DEVICE AND READABLE STORAGE MEDIUM

#29
20230239598
2023-07-27

Enhanced line monitoring and parameter reporting for high fiber count undersea fiber optic transmission systems with multiple switchable branches

#30
20230232139
2023-07-20

Service Protection Method and Network Node

#31
20230199452
2023-06-22

Selection and use of backup communication mode for vehicle-to-vehicle messaging

#32
20230146640
2023-05-11

Utilizing an incremental noise metric for rapid modeling of optical networks

#33
20220417626
2022-12-29

Passive optical network for utility infrastructure resiliency

#34
20220416885
2022-12-29

Optronic transceiver module with integrated protection

#35
20220385357
2022-12-01

Reordering a list of restoration paths based on retuning penalties

#36
20220279256
2022-09-01

Network device with integrated optical line system

#37
20220263571
2022-08-18

Path protection method and network node

#38
20220166513
2022-05-26

Polarization dependent loss (PDL) compensation systems

#39
20220103989
2022-03-31

Selection and use of backup communication mode for vehicle-to-vehicle messaging

#40
20220007093
2022-01-06

Proactively detecting failures on restoration paths in an optical network and visualizations thereof

#41
20210281932
2021-09-09

Network device with integrated optical line system

#42
20210227366
2021-07-22

Selection and use of backup communication mode for vehicle-to-vehicle messaging

#43
20210211192
2021-07-08

OPTICAL SIGNAL REPEATER AND FAILURE DETERMINATION METHOD FOR OPTICAL SIGNAL REPEATER

#44
20200343971
2020-10-29

Protection switching method and node

#45
20200260163
2020-08-13

Protection switching method and node

#46
20200259584
2020-08-13

Submarine branching apparatus, optical submarine cable system, and optical communication method

#47
20200228200
2020-07-16

Methods and apparatus for adaptively detecting signal degradation in an optical communication system using the pre-forward error correction bit error rate

#48
20200228198
2020-07-16

Multi-lane optical transport network recovery

#49
20200127733
2020-04-23

Method and system for assigning spectral resources

#50
20200127732
2020-04-23

Methods and systems for supporting redundancy and outage resolution in coaxial networks with ideal taps

#51
20200059711
2020-02-20

Optical transmission line switching apparatus, optical transmission system, and transmission line switching method

#52
20200014462
2020-01-09

Optical branching unit

#53
20190379950
2019-12-12

Intelligence-defined optical tunnel network system and network system control method

#54
20190363787
2019-11-28

Multi-lane optical transport network recovery

#55
20190238222
2019-08-01

Systems and methods for managing multi-layer communication networks

#56
20190238221
2019-08-01

SYSTEMS AND METHODS FOR MANAGING MULTILAYER COMMUNICATION NETWORKS

#57
20190238220
2019-08-01

Systems and methods for managing multilayer communication networks

#58
20190215060
2019-07-11

Protection switching method and node

#59
20190182569
2019-06-13

Passive optical network communications method, apparatus and system

#60
20190173575
2019-06-06

Apparatus for controlling operations of a communication device and methods thereof

#61
20190149230
2019-05-16

System architecture for power control in an optical transmission line

#62
20190123817
2019-04-25

External network to network interface and optical express power controls

#63
20190098521
2019-03-28

SDN-based channel estimation for multiplexing between LOS mmWaves, NLOS sub-6 GHz and FSO

#64
20190089455
2019-03-21

Systems and methods for managing multi-layer communication networks

#65
20190074895
2019-03-07

Systems and methods for managing multi-layer communication networks

#66
20180324505
2018-11-08

Protection switching method and node

#67
20180302152
2018-10-18

Systems and methods for managing multilayer communication networks

#68
20180278326
2018-09-27

Optical branching unit

#69
20180234357
2018-08-16

Method for operating a line switching component, line switching component, line card, and network node thereof

#70
20180183523
2018-06-28

Upstream failure recovery in an RFoG FFTP network

#71
20180152238
2018-05-31

Apparatus for controlling operations of a communication device and methods thereof

#72
20180123685
2018-05-03

Rerouting bus data signals from faulty signal carriers to existing healthy signal carriers

#73
20180109312
2018-04-19

Rerouting bus data signals from faulty signal carriers to existing healthy signal carriers

#74
20180091220
2018-03-29

Optical network system

#75
20180063731
2018-03-01

SDN-based channel estimation for multiplexing between LOS mmWaves NLOS sub-6 GHz and FSO

#76
20180062746
2018-03-01

Station-side device and optical transmission system

#77
20180054257
2018-02-22

WDM comb source based optical link with improved optical amplification

#78
20180013489
2018-01-11

Apparatus for controlling operations of a communication device and methods thereof

#79
20170353235
2017-12-07

Transmission system, transmission device, and transmission method

#80
20170346549
2017-11-30

System and method for enhancing reliability in a transport network

#81
20170302371
2017-10-19

Optical path fault recovery

#82
20170264361
2017-09-14

Joint IP/optical layer restoration after a router failure

#83
20170257163
2017-09-07

Rogue optical network interface device detection

#84
20170230109
2017-08-10

Optical communication device, optical communication system, and optical communication method

#85
20170201452
2017-07-13

Multi-drop unidirectional services in a network

#86
20170187452
2017-06-29

METHOD AND APPARATUS FOR PROCESSING UPSTREAM DATA ANOMALY

#87
20170171647
2017-06-15

Passive optical network communications method, apparatus and system

#88
20170126312
2017-05-04

In-service optical fault isolation systems and methods

#89
20170111110
2017-04-20

Integrated driver redundancy for a silicon photonics device

#90
20170093487
2017-03-30

Packet routing using optical supervisory channel data for an optical transport system

#91
20170070284
2017-03-09

Relay method, relay system, recording medium, and method

#92
20170063449
2017-03-02

Dynamic link repair from lane failure with minimal link down-time while sparing fault channels

#93
20170063448
2017-03-02

Dynamic link repair from lane failure with minimal link-down time while sparing fault channels

#94
20160380879
2016-12-29

Rerouting bus data signals from faulty signal carriers to existing healthy signal carriers

#95
20160380694
2016-12-29

Rerouting bus data signals from faulty signal carriers to existing healthy signal carriers

#96
20160352418
2016-12-01

Method and apparatus for performing path protection for rate-adaptive optics

#97
20160315695
2016-10-27

Optical communication system and optical communication method

#98
20160308604
2016-10-20

Transmission apparatus and network control method

#99
20160285545
2016-09-29

Network controller having predictable analytics and failure avoidance in packet-optical networks

#100
20160261936
2016-09-08

Method of allocating wavelength and wavelength allocation device

#101
20160261363
2016-09-08

Optical reception apparatus, optical transmission apparatus, optical communication system, optical communication method, and storage medium storing program

#102
20160248623
2016-08-25

APPARATUS AND METHOD FOR TRANSMITTING ERROR OCCURRENCE INFORMATION TO RESPECTIVE END NODES TERMINATING PATHS

#103
20160204856
2016-07-14

Survivable hybrid optical/electrical data center networks using loss of light detection

#104
20160191151
2016-06-30

Integrated driver redundancy for a silicon photonics device

#105
20160182147
2016-06-23

Protection against dual failures for resilient two layer networks

#106
20160182146
2016-06-23

Network controller having predictable analytics and failure avoidance in packet-optical networks

#107
20160149636
2016-05-26

Apparatus for controlling operations of a communication device and methods thereof

#108
20160134899
2016-05-12

Serial networking fiber-to-the-seat inflight entertainment system

#109
20160134363
2016-05-12

Dynamic optical channel sparing in an industry standard input/output subsystem

#110
20160134362
2016-05-12

Dynamic optical channel sparing in an industry standard input/output subsystem

#111
20160127035
2016-05-05

Optical network system

#112
20160099831
2016-04-07

Transmitter and transmission system

#113
20160080075
2016-03-17

Method and apparatus for performing path protection for rate-adaptive optics

#114
20160056888
2016-02-25

Active and Standby Changeover Method, Apparatus, Device, and System for Network Device

#115
20160050016
2016-02-18

Method, topology and point of presence equipment for serving a plurlaity of users via a multiplex module

#116
20160043797
2016-02-11

Fast mesh restoration systems and method with real time detection of fault location

#117
20160028483
2016-01-28

Apparatus for modular implementation of multi-function active optical cables

#118
20160013864
2016-01-14

Communications network

#119
20150365163
2015-12-17

Proactive optical restoration system

#120
20150333821
2015-11-19

Multi-failure resolution optical node, optical communication system using same, and wavelength path switching method

#121
20150326958
2015-11-12

Rogue optical network interface device detection

#122
20150326591
2015-11-12

Rogue optical network interface device detection

#123
20150326311
2015-11-12

Rogue optical network interface device detection

#124
20150326310
2015-11-12

Transmission apparatus and method

#125
20150270894
2015-09-24

Relay method, relay system, recording medium, and method

#126
20150236783
2015-08-20

Apparatus and method for protection in a data center

#127
20150229387
2015-08-13

Joint IP/optical layer restoration after a router failure

#128
20150215034
2015-07-30

PON SYSTEM AND OLT

#129
20150208147
2015-07-23

Optical path fault recovery

#130
20150043904
2015-02-12

Method and apparatus for performing path protection for rate-adaptive optics

#131
20150010298
2015-01-08

Method, topology and point of presence equipment for serving a plurality of users via a multiplex module

#132
20140314401
2014-10-23

Transmission equipment and path selection method

#133
20140286633
2014-09-25

Transponder and optical transmission apparatus

#134
20140270749
2014-09-18

Free-space optical network with agile beam-based protection switching

#135
20140241712
2014-08-28

Large-capacity fiber optical switching device and optical transmission system

#136
20140241711
2014-08-28

Low latency data transmission network

#137
20140219649
2014-08-07

Managing alternate site switching in an optical communication system

#138
20140199061
2014-07-17

Determination device and determination method

#139
20140147106
2014-05-29

Rapid recovery in packet and optical networks

#140
20140099097
2014-04-10

Troubleshooting method, aggregation node, and optical network protection system

#141
20140072295
2014-03-13

Communication system and optical transmission device

#142
20140065949
2014-03-06

Passive bypass for network extending

#143
20140064721
2014-03-06

Single fiber bi-directional optical module, and transport system and method based thereon

#144
20140050471
2014-02-20

Apparatus And Method For Providing Protection In A Passive Optical Network

#145
20140016923
2014-01-16

MULTILAYER COMMUNICATIONS NETWORK SYSTEM FOR DISTRIBUTING MULTICAST SERVICES AND A METHOD FOR SUCH A DISTRIBUTION

#146
20140010529
2014-01-09

Method for Detecting and Excluding Failed Optical Network Termination

#147
20130343757
2013-12-26

Optical path switching

#148
20130302026
2013-11-14

APPARATUS AND METHOD FOR SEARCHING A COMMUNICATION NETWORK INCLUDING AN ASYMMETRY NODE FOR A ROUTE

#149
20130294762
2013-11-07

Optical transmission device and optical transmission method

#150
20130259467
2013-10-03

Communications network

#151
20130243419
2013-09-19

Comprehensive end-to-end storage area network (SAN) application transport service

#152
20130230310
2013-09-05

Self-healing repeater node

#153
20130216216
2013-08-22

OPTICAL NETWORK NODE WITH RESTORATION PATH

#154
20130195440
2013-08-01

Wavelength multiplexing optical transmission system, transmitter, and receiver

#155
20130170825
2013-07-04

Solution for hitless protection in high-speed OTN framer and front-end

#156
20130163984
2013-06-27

Fiber optic wall plate with redundancy system

#157
20130163981
2013-06-27

Signalling in optical transmission networks

#158
20130129340
2013-05-23

Dual optical electrical conversion module

#159
20130101283
2013-04-25

Data synchronization method and system, and optical network unit

#160
20130077960
2013-03-28

UTILIZING OPTICAL BYPASS LINKS IN A COMMUNICATION NETWORK

#161
20130034356
2013-02-07

Rogue Optical Network Unit Mitigation in Multiple-Wavelength Passive Optical Networks

#162
20130011136
2013-01-10

Apparatus and method for protection in a data center

#163
20120321296
2012-12-20

Light path characterization, traffic protection, and wavelength defragmentation

#164
20110107377
2011-05-05

Serial networking fiber-to-the-seat inflight entertainment system

#165
20100322620
2010-12-23

Self-healing repeater node

#166
20100061719
2010-03-11

Utilizing optical bypass links in a communication network

#167
20090257742
2009-10-15

Joint IP/optical layer restoration after a router failure

#168
20090074404
2009-03-19

System, Device and Method for Managing Alternate Site Switching in an Optical Communication System

#169
20090028566
2009-01-29

System and method for signaling between elements in an undersea optical communication system and system incorporating the same

#170
20060115268
2006-06-01

System and method for bypassing a faulty node in an optical network

#171
18353749
2024-02-13

Optical communication network configuration

#172
17222710
2022-06-07

Passive optical network for utility infrastructure resiliency

#173
16402736
2020-08-25

Broadband subscriber switchover in a ring network

#174
15177491
2017-09-05

Subsea optical communication network

#175
14616447
2016-02-16

Fast re-route for optical networks