ClassID:

231329

H04Q2011/0026 - CPC Classification

Classification description:

Selecting arrangements for multiplex systems using optical switching; Switch and router aspects; Construction using free space propagation (e.g. lenses, mirrors)

Sub-classes:
Recent Application in this class:
#1
20250309984
2025-10-02

OPTICALLY INTEGRATED ANTENNA SYSTEMS AND METHODS

#2
20250280215
2025-09-04

OPTICAL ROUTING DEVICE FOR ULTRA-FLEXIBLE AND ULTRA-RELIABLE LASER BEAM BASED WIRELESS COMMUNICATION

#3
20250274685
2025-08-28

MULTI-DEVICE OPTICAL SWITCH

#4
20250097611
2025-03-20

CROSS-CONNECT SWITCH ARCHITECTURE

#5
20250030967
2025-01-23

DISTRIBUTED MULTI-ANTENNA COLLABORATIVE PHASE STABILIZATION METHOD AND APPARATUS FOR FUTURE BROADBAND WIRELESS COMMUNICATION

#6
20240340559
2024-10-10

Optical routing device for ultra-flexible and ultra-reliable laser beam based wireless communication

#7
20240323574
2024-09-26

Optical routing device for ultra-flexible and ultra-reliable laser beam based wireless communication

#8
20240276127
2024-08-15

Multi-device wavelength selective switch

#9
20240098391
2024-03-21

EFFICIENTLY INTERCONNECTING COMPUTING NODES TO ENABLE USE OF HIGH-RADIX NETWORK SWITCHES

#10
20230124153
2023-04-20

Optical switch and optical routing method and system

#11
20220360870
2022-11-10

Wavelength selective switch WSS

#12
20220229239
2022-07-21

Optical device

#13
20220166137
2022-05-26

Apparatus and methods for transmitting signals using optical lens as a beamformer

#14
20220141558
2022-05-05

Efficiently interconnecting computing nodes to enable use of high-radix network switches

#15
20210297757
2021-09-23

SPATIAL SPECTRAL MESH

#16
20210263218
2021-08-26

Multiple wavelength band optical switching unit

#17
20210067251
2021-03-04

Device system for constituting 3D image sensor capable of wireless data transmission and reception based on optical phased array

#18
20210021916
2021-01-21

Cross-connect switch architecture

#19
20200366371
2020-11-19

Focal plane assembly for multi-access free space optical communications transceivers

#20
20200359116
2020-11-12

Method and apparatus for loss-aware optical routing

#21
20200264379
2020-08-20

Calibration system for a wavelength selective switch

#22
20200064555
2020-02-27

Piezoelectrically actuated mirrors for optical communications

#23
20200021383
2020-01-16

Optical switching systems

#24
20190320248
2019-10-17

Multipoint, contentionless wavelength selective switch (WSS)

#25
20190253151
2019-08-15

Method and apparatus for transmitting optical signal, and wavelength selective switch

#26
20190235170
2019-08-01

Wavelength selective switch

#27
20190212545
2019-07-11

Optical cross connects including mirror monitoring

#28
20190149897
2019-05-16

Wide passband wavelength selective switch

#29
20180294912
2018-10-11

Optical wavelength selective switches with guard bands

#30
20180294877
2018-10-11

Reconfigurable wireless data center network using free-space optics

#31
20180278359
2018-09-27

Optical switching systems

#32
20180172915
2018-06-21

Free-space optical communication dual-fiber ferrule

#33
20180128984
2018-05-10

Wavelength selective switch, reconfigurable optical add/drop multiplexer, and wavelength selection method

#34
20180088280
2018-03-29

Free-space optical communication dual-fiber ferrule

#35
20180046909
2018-02-15

Reservoir computing device using external-feedback laser system

#36
20180027311
2018-01-25

Optical data switching circuitry

#37
20170353263
2017-12-07

Optical wavelength selective switch, an optical network node, an optical network and methods therein

#38
20170351950
2017-12-07

Reservoir computing device using external-feedback laser system

#39
20170195755
2017-07-06

Systems and methods for coupling a fiber to a polarization sensitive photonic integrated circuit

#40
20170176687
2017-06-22

2×2 wavelength selective switch array

#41
20170127158
2017-05-04

Tunable optical module for optical communication

#42
20170099531
2017-04-06

Free-space multicast switch with elliptical beams

#43
20170075075
2017-03-16

Calibration system for a wavelength selective switch

#44
20170055051
2017-02-23

Liquid crystal grating-based optical switch

#45
20160329971
2016-11-10

Information processing system using optically encoded signals

#46
20160329959
2016-11-10

Optical/radio local access network

#47
20160316281
2016-10-27

Super-channel multiplexing and de-multiplexing using a phased array switching engine

#48
20160315697
2016-10-27

Optical network monitoring and protection using a phased array switching engine

#49
20160259127
2016-09-08

3D-MEMS optical switch

#50
20160252796
2016-09-01

High power optical switch

#51
20160234576
2016-08-11

Wavelength selective switch having multi-layer reflector

#52
20160234575
2016-08-11

Wavelength selective switch with increased frequency separation to avoid crosstalk

#53
20160212510
2016-07-21

Optical switching

#54
20160211912
2016-07-21

Wavelength selective switch and method for controlling spatial phase modulator in wavelengths

#55
20160164623
2016-06-09

Wavelength selective switch having integrated channel monitor

#56
20160149664
2016-05-26

Colorless, directionless and contentionless network node

#57
20160105250
2016-04-14

Optical wavelength selective switch, an optical network node, an optical network and methods therein

#58
20160036552
2016-02-04

Reversible wavelength channels for optical communication networks

#59
20160025934
2016-01-28

Dual-ganged optical switch

#60
20160021436
2016-01-21

Optical multiplexor switch for free space optical communication

#61
20150373431
2015-12-24

Split Spectrum Spectral Domain Optical Coherence Tomography

#62
20150358699
2015-12-10

Wavelength selective switch

#63
20150294562
2015-10-15

Optical Fiber-Based Remote Gas Leakage Monitoring

#64
20150294561
2015-10-15

Optical fiber-based remote gas leakage monitoring

#65
20150185584
2015-07-02

High power optical switch

#66
20150180572
2015-06-25

Optical interconnect device, information processing device and data transmission method

#67
20150139642
2015-05-21

Wavelength selective switch and wavelength selection method

#68
20150124187
2015-05-07

Wavelength selective switch device, wavelength switching method for the same and communication apparatus

#69
20150078748
2015-03-19

Wavelength selective switch

#70
20150037031
2015-02-05

Wavelength selective switch and wavelength selection method

#71
20150036972
2015-02-05

Making lightless connections in an optical circuit switch

#72
20150023662
2015-01-22

Wavelength selective switch and method of manufacturing same

#73
20150023661
2015-01-22

Optimal positioning of reflecting optical devices

#74
20140294346
2014-10-02

Wavelength-selective cross-connect device having astigmatic optics

#75
20140226976
2014-08-14

Optical/radio local access network

#76
20140105601
2014-04-17

Optical module used in optical communication systems, method of updating firmware of optical module used in optical communication systems, and trouble tracing system

#77
20140104560
2014-04-17

Wavelength selective switch including a liquid crystal on silicon

#78
20140016182
2014-01-16

Wavelength selective optical switch device and method of controlling characteristics thereof

#79
20130336615
2013-12-19

Optical switch system and feedback control method of signal light

#80
20130243430
2013-09-19

Front end device and superposing signal detecting device

#81
20130235283
2013-09-12

Wavelength selective switch

#82
20130114957
2013-05-09

DUAL PATH WAVELENGTH SELECTIVE SWITCH

#83
20100329676
2010-12-30

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

#84
20090317081
2009-12-24

Optical digital transmission for multiple beam cross-connection, routing, and switching

#85
20090297097
2009-12-03

RECONFIGURABLE OPTICAL SWITCH

#86
20090279830
2009-11-12

Optical gate array device

#87
20090214207
2009-08-27

Packaging a reconfigurable optical add-drop module

#88
20090195853
2009-08-06

High extinction ratio and low crosstalk compact optical switches

#89
20090154923
2009-06-18

WAVELENGTH SELECTIVE SWITCH

#90
20080101747
2008-05-01

Optical gate array device

#91
20080089638
2008-04-17

Optical switch and method of controlling optical switch

#92
20070292131
2007-12-20

METHODES AND PROCESSES OF ALL-OPTICAL SWITCHING OF OPTICAL DATA PACKETS

#93
20070258679
2007-11-08

Wavelength routing optical switch

#94
20070159682
2007-07-12

Optically controlled optical-path-switching-type data distribution apparatus and distribution method

#95
20070104417
2007-05-10

Optically controlled optical-path-switching apparatus, and method of switching optical paths

#96
20070053630
2007-03-08

Planar array optical switch and method

#97
20070031105
2007-02-08

Wavelength power equalization by attenuation in an optical switch

#98
20070003186
2007-01-04

Reconfigurable optical switch

#99
20060245685
2006-11-02

Wavelength selective switch with a 2D arrangement of optical ports

#100
20060239607
2006-10-26

Wavelength selector switch

#101
20060198575
2006-09-07

Wavelength-selective switch and integrated wavelength demultiplexer using stacked planar lightwave circuits

#102
20060153563
2006-07-13

Delivering multicast services on a wavelength division multiplexed network using a configurable four-port wavelength selective crossbar switch

#103
20060104281
2006-05-18

Packet routing

#104
20060093258
2006-05-04

Optical switch

#105
20060078251
2006-04-13

Systems and methods for optical switching to colorless ports and colored ports

#106
20060077552
2006-04-13

Wavelength selective switching device and method for selectively transmitting optical signals based on wavelength

#107
20060072872
2006-04-06

Switches for changing optical path and selecting wavelength

#108
20060051013
2006-03-09

System and method for controlling deflection of optical beams

#109
20060013526
2006-01-19

Planar array optical switch and method

#110
20050152637
2005-07-14

Wavelength power equalization by attenuation in an optical switch

#111
20050117837
2005-06-02

Optical switching device for wavelength division multiplex (WDM) telecommunications network

#112
20050105909
2005-05-19

Optical add/drop multiplexing systems

#113
20050073749
2005-04-07

Wavelength selective switching device and method for selectively transmitting optical signals based on wavelength

#114
20050063056
2005-03-24

Polarization insensitive optical switching and routing systems and methods of manufacturing and operation

#115
20050058393
2005-03-17

Multi-wavelength cross-connect optical switch

#116
20050041290
2005-02-24

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

#117
20050040021
2005-02-24

Optical crossbar switch

#118
20050025411
2005-02-03

Optical switch and method of controlling optical switch

#119
20050018958
2005-01-27

Optical system for calibration and control of an optical fiber switch

#120
20050002600
2005-01-06

Wavelength cross-connect

#121
20050002597
2005-01-06

Integrated optical router and wavelength convertor matrix

#122
18469686
2024-02-13

Optical routing device for ultra-flexible and ultra-reliable laser beam based wireless communication

#123
18186995
2023-10-24

Optical routing device for ultra-flexible and ultra-reliable laser beam based wireless communication

#124
18096793
2025-06-10

Optically integrated antenna systems and methods

#125
16935412
2021-10-12

Free-space optical communications network

#126
16257677
2020-09-01

Free-space optical communications network

#127
15647835
2019-03-05

Free-space optical communications network

#128
14269385
2017-08-01

Communication device