ClassID:

231355

H04Q2011/0075 - CPC Classification

Classification description:

Selecting arrangements for multiplex systems using optical switching; Network aspects Wavelength grouping or hierarchical aspects

Recent Application in this class:
#1
20250260914
2025-08-14

Carrier Allocation Method and Apparatus in Optical Communication Network

#2
20250119670
2025-04-10

Reconfigurable mesh interconnect for hybrid electrical-optical connectivity between regional data centers

#3
20240322928
2024-09-26

APPARATUS AND METHOD FOR TWO-WAY DELAY ERROR COMPENSATION IN COMMUNICATION SYSTEM

#4
20240235683
2024-07-11

COMMUNICATION ROUTE ALLOCATION DEVICE, COMMUNICATION ROUTE ALLOCATION METHOD, AND PROGRAM

#5
20240073567
2024-02-29

APPARATUSES AND METHODS FOR FACILITATING COMMUNICATIONS AND PROVISIONING POWER IN CONJUNCTION WITH PHASES OF UTILITY OPERATOR INFRASTRUCTURE

#6
20240056706
2024-02-15

Electrical Switching Cluster System

#7
20230421932
2023-12-28

Systems and methods for preventing service interruption when troubleshooting a passive optical network

#8
20230232139
2023-07-20

Service Protection Method and Network Node

#9
20230024349
2023-01-26

Data center interconnect

#10
20220271858
2022-08-25

Wavelength switching and configuration method and device for passive optical network

#11
20210345024
2021-11-04

Virtual fiber adapter for wavelength-as-a-service communications

#12
20210083791
2021-03-18

Flexible grid optical spectrum transmitter, receiver, and transceiver

#13
20210083790
2021-03-18

Flexible grid optical spectrum transmitter, receiver, and transceiver

#14
20200044767
2020-02-06

Flexible grid optical spectrum transmitter, receiver, and transceiver

#15
20200007965
2020-01-02

Management of flexible grid and supercarriers in optical networks using a data model

#16
20190379458
2019-12-12

Optical transceiver having switchable modes corresponding to different data bandwidths

#17
20190174211
2019-06-06

Management of flexible grid and supercarriers in optical networks using a data model

#18
20190036608
2019-01-31

Optical transceiver having switchable modes corresponding to different data bandwidths

#19
20180295429
2018-10-11

Management of flexible grid and supercarriers in optical networks using a data model

#20
20180220210
2018-08-02

Multi-layer mechanisms to optimize optical transport network margin allocation

#21
20180213306
2018-07-26

Bus FC-AE-1553 network system and a method of data transmission and acquisition

#22
20170134114
2017-05-11

Flexible grid optical spectrum transmitter, receiver, and transceiver

#23
20170078774
2017-03-16

OSPFTE extension to support GMPLS for flexible grid

#24
20160173964
2016-06-16

Hybrid optical switch for software-defined networking

#25
20150312657
2015-10-29

Data center network and method for deploying the data center network

#26
20150055953
2015-02-26

Channel wavelength assignment with transient reduction

#27
20140314104
2014-10-23

Flexible remote node (RN) for dynamic traffic allocation in passive optical networking (PON) and mobile backhaul (MBH) applications

#28
20140219657
2014-08-07

Optical node for switching signals between optical fibers

#29
20140140696
2014-05-22

Bidirectional wavelength cross connect architectures using wavelength routing elements

#30
20130308945
2013-11-21

OSPFTE extension to support GMPLS for flexible grid

#31
20130236174
2013-09-12

Method for generalized multi-protocol label switching routing to support wavelength switched optical network signal characteristics and network element compatibility constraints

#32
20120237219
2012-09-20

Wavelength selective switch and optical transmission apparatus

#33
20110217038
2011-09-08

METHOD AND DEVICE FOR OPTICAL SWITCHING

#34
20110091202
2011-04-21

Method for generalized multi-protocol label switching routing to support wavelength switched optical network signal characteristics and network element compatibility constraints

#35
20110038636
2011-02-17

Optical add/drop multiplexer

#36
20110038628
2011-02-17

Routing in multilayer optical networks

#37
20100329676
2010-12-30

Method, and system for a re-configurable optical multiplexer, demultiplexer and optical add-drop multiplexer

#38
20100260501
2010-10-14

Bidirectional wavelength cross connect architectures using wavelength routing elements

#39
20100215366
2010-08-26

Routing method of optical communication network node apparatus and optical communication network node apparatus

#40
20100028006
2010-02-04

Channel wavelength assignment with transient reduction

#41
20090220234
2009-09-03

Optical waveband demultiplexer, optical waveband multiplexer, and optical waveband selective switch

#42
20090148166
2009-06-11

Optical add/drop multiplexer

#43
20090129775
2009-05-21

Optical packet switching apparatus and methods

#44
20090116392
2009-05-07

Communication network, path setting method, network management system and node

#45
20090041460
2009-02-12

Method and apparatus to provide bonded optical network devices

#46
20090010649
2009-01-08

Optical access network with legacy support

#47
20080232800
2008-09-25

Method and apparatus for switching optical wavelengths

#48
20080166123
2008-07-10

Bidirectional wavelength cross connect architectures using wavelength routing elements

#49
20080095534
2008-04-24

Method for Operating a Telecommunications Access Network

#50
20080085116
2008-04-10

Traffic signal node cross scheduling method and system

#51
20080019692
2008-01-24

Cross-connector for optical signals

#52
20070098408
2007-05-03

Optical packet switching apparatus and methods

#53
20070098319
2007-05-03

Non-blocking cyclic AWG-based node architectures

#54
20070092248
2007-04-26

Highly scalable multi-granular node architecture

#55
20070086781
2007-04-19

Bidirectional wavelength cross connect architectures using wavelength routing elements

#56
20060263088
2006-11-23

Optical packet switching apparatus and methods

#57
20060251356
2006-11-09

Modular, reconfigurable optical switching device

#58
20060120722
2006-06-08

Method for composite packet-switching over WDM by transparent photonic slot routing

#59
20060078334
2006-04-13

Protection switching arrangement for an optical switching system

#60
20060072918
2006-04-06

Optical add/drop multiplexer with reconfigurable add wavelength selective switch

#61
20060051094
2006-03-09

Optical communication network system, wavelength routing apparatus, communication node, optical path managing method for use in optical cross connect apparatus, and apparatus for that method

#62
20060034610
2006-02-16

Optical add/drop multiplexer

#63
20060029392
2006-02-09

Method for providing high connectivity communications over a packet-switched optical ring network using composite packets

#64
20060013587
2006-01-19

Modular wavelength selective switch

#65
20050281504
2005-12-22

Flexible waveband aggregator and deaggregator and hierarchical hybrid optical cross-connect system

#66
20050276563
2005-12-15

Method and an improved device for controlling the power delivered at the output of a node of an optical network that switches bands of wavelengths

#67
20050249496
2005-11-10

Optical cross-connector of multi-granular architecture

#68
20050244157
2005-11-03

Methods and apparatus for communicating dynamic optical wavebands (DOWBs)

#69
20050089027
2005-04-28

Intelligent optical data switching system

#70
20050084265
2005-04-21

Method of allocating a resource in a multigranular telecommunications network

#71
20050078666
2005-04-14

Temporal-spatial burst switching

#72
20050063370
2005-03-24

Multi-grained network

#73
20050041290
2005-02-24

Optical interleaver, filter cell, and component design with reduced chromatic dispersion

#74
14575637
2015-07-07

Wavelength and spectrum assignment within packet-optical networks