ClassID:

173910

G02B6/12016 - CPC Classification

Classification description:

Light guides of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides characterised by the input or output waveguides, e.g. tapered waveguide ends, coupled together pairs of output waveguides

Recent Application in this class:
#1
20260063838
2026-03-05

BYPASS WAVGUIDE CONFIGURED TO FACILITATE INTER-LEVEL OPTICAL COUPLING IN OPTICAL MODULE

#2
20260043965
2026-02-12

Planar Lightwave Circuit Lattice Filter and Optical Transmitter Module Using Thereof

#3
20250389555
2025-12-25

MODIFIED HIGH-CIS POLYBUTADIENE POLYMER, RELATED METHODS AND RUBBER COMPOSITIONS

#4
20250377498
2025-12-11

HYBRID INTEGRATED NARROW-LINEWIDTH OPTICAL FREQUENCY COMB

#5
20250355172
2025-11-20

CALIBRATION SYSTEM FOR WAVELENGTH-DIVISION MULTIPLEXING, WAVELENGTH-DIVISION MULTIPLEXING SYSTEM, AND CALIBRATING METHOD FOR WAVELENGTH-DIVISION MULTIPLEXING

#6
20250251546
2025-08-07

ARRAYED WAVEGUIDE GRATING DEVICE

#7
20250224559
2025-07-10

ARRAYED WAVEGUIDE GRATING DEVICE AND ARRAYED WAVEGUIDE GRATING SYSTEM USING THE SAME

#8
20250216605
2025-07-03

DIRECTIONALLY TUNABLE OPTICAL REFLECTOR

#9
20250110273
2025-04-03

BROADBAND MULTIMODE WAVEGUIDE INTERFACES

#10
20250102733
2025-03-27

LOOPBACK WAVEGUIDE

#11
20250093579
2025-03-20

ATHERMAL ARRAYED WAVEGUIDE GRATING

#12
20250012972
2025-01-09

OPTICAL DIELECTRIC WAVEGUIDE SUBASSEMBLY STRUCTURES

#13
20250004198
2025-01-02

OPTICAL COUPLING DEVICE AND RESPECTIVE METHOD FOR TUNING

#14
20240377579
2024-11-14

SENSING CABLE AND SENSING SYSTEM

#15
20240356656
2024-10-24

PHOTODETECTOR WITH SPLIT INPUTS

#16
20240353616
2024-10-24

Optical Multiplex/Demultiplex Circuit and RGB Coupler

#17
20240329297
2024-10-03

BYPASS WAVGUIDE CONFIGURED TO FACILITATE INTER-LEVEL OPTICAL COUPLING IN OPTICAL MODULE

#18
20240310576
2024-09-19

Directionally tunable optical reflector

#19
20240126135
2024-04-18

BEAM DELIVERY SYSTEM

#20
20240053610
2024-02-15

NEAR-EYE DISPLAY DEVICE AND MANUFACTURING METHOD OF THE SAME

#21
20240053539
2024-02-15

CALIBRATION SYSTEM FOR WAVELENGTH-DIVISION MULTIPLEXING, WAVELENGTH-DIVISION MULTIPLEXING SYSTEM, AND CALIBRATING METHOD FOR WAVELENGTH-DIVISION MULTIPLEXING

#22
20240053538
2024-02-15

ENERGY RELAYS WITH ENERGY PROPAGATION HAVING PREDETERMINED ORIENTATIONS

#23
20240012198
2024-01-11

UNIVERSAL LINEAR OPTICAL DEVICE

#24
20230417985
2023-12-28

PHOTONIC INTEGRATED CIRCUIT TEMPORAL AND FREQUENCY DISPERSION SQUINT CORRECTION FOR OPTICAL PHASED ARRAY

#25
20230384516
2023-11-30

Loopback waveguide

#26
20230384515
2023-11-30

Loopback waveguide

#27
20230314706
2023-10-05

Photonic integrated circuit structure with coupler for interlayer waveguide coupling

#28
20230280529
2023-09-07

PHOTONIC INTEGRATED CIRCUIT, OPTO-ELECTRONIC SYSTEM AND METHOD

#29
20230280524
2023-09-07

Optical Waveguide Device and Method for Manufacturing the Same

#30
20230258862
2023-08-17

OPTICAL COUPLER AND WAVEGUIDE SYSTEM

#31
20230258861
2023-08-17

Serpentine optical phased array with dispersion matched waveguides

#32
20230228939
2023-07-20

Directionally tunable optical reflector

#33
20230228938
2023-07-20

Optical isolator and photonic integrated circuit including the same

#34
20230194782
2023-06-22

TeraPHY chiplet optical input/output system

#35
20230194781
2023-06-22

Multilevel coupling for phase front engineering

#36
20230161102
2023-05-25

Sensing cable and sensing system

#37
20230135231
2023-05-04

Optical dielectric waveguide structure

#38
20230126378
2023-04-27

INTEGRATED PHOTONICS ASSEMBLIES

#39
20230125733
2023-04-27

PHOTONIC MODULE AND METHOD OF MANUFACTURE

#40
20230112975
2023-04-13

Systems, devices, and methods for improved optical waveguide transmission and alignment

#41
20230093290
2023-03-23

Grating and grating characteristic adjustment method and device

#42
20230038028
2023-02-09

Optical dielectric waveguide subassembly structures

#43
20220381982
2022-12-01

Wavelength checker

#44
20220381981
2022-12-01

Optical multiplexer

#45
20220373739
2022-11-24

Cascaded integrated photonic wavelength demultiplexer

#46
20220365277
2022-11-17

Beam scanning with tunable lasers

#47
20220299707
2022-09-22

Directionally tunable optical reflector

#48
20220291448
2022-09-15

Athermal arrayed waveguide grating

#49
20220276435
2022-09-01

Wavelength checker

#50
20220269001
2022-08-25

Optical multi/demultiplexing circuit

#51
20220252786
2022-08-11

Digital input circuit design for photonic integrated circuit

#52
20220252783
2022-08-11

Integrated waveguide polarizer

#53
20220229235
2022-07-21

Optical multiplexing circuit and light source

#54
20220229234
2022-07-21

Optical isolator and photonic integrated circuit including the same

#55
20220221313
2022-07-14

Device for distributing a signal for measuring wavelength shifts

#56
20220120965
2022-04-21

Interposer circuit

#57
20220099890
2022-03-31

Integrated optical multiplexer / demultiplexer with thermal compensation

#58
20220091338
2022-03-24

Tunable echelle grating

#59
20220091334
2022-03-24

Optical system with phase shifting elements

#60
20210389522
2021-12-16

Beam delivery system

#61
20210389520
2021-12-16

OPTICAL WAVEGUIDE CONNECTING DEVICE

#62
20210356517
2021-11-18

Loopback waveguide

#63
20210333473
2021-10-28

Loopback waveguide

#64
20210325924
2021-10-21

Systems and methods for photonic multiplexing

#65
20210325605
2021-10-21

Expanded photonic bell state generators

#66
20210311254
2021-10-07

Systems, devices, and methods for improved optical waveguide transmission and alignment

#67
20210294032
2021-09-23

Silicon nitride phased array chip based on a suspended waveguide structure

#68
20210286129
2021-09-16

TeraPHY chiplet optical input/output system

#69
20210255396
2021-08-19

Dual core waveguide

#70
20210255386
2021-08-19

Optical dielectric waveguide structure

#71
20210231877
2021-07-29

Dual core waveguide

#72
20210215876
2021-07-15

Methods for optical dielectric waveguide structures

#73
20210165163
2021-06-03

Optical multiplexer and RGB coupler

#74
20210149269
2021-05-20

Optical waveguide apparatus

#75
20210080649
2021-03-18

Methods for optical dielectric waveguide structure

#76
20210055476
2021-02-25

Apparatus and method for realising bilinear temperature compensation of array waveguide grating

#77
20200386942
2020-12-10

Optical wavelength multiplexer/demultiplexer

#78
20200341194
2020-10-29

Holographic Waveguide Illumination Homogenizers

#79
20200278495
2020-09-03

Optical dielectric waveguide subassembly structures

#80
20200257054
2020-08-13

Dual core waveguide

#81
20200257053
2020-08-13

Dual core waveguide

#82
20200225414
2020-07-16

Optical dielectric waveguide structure

#83
20200158957
2020-05-21

Silicon photonic integrated system in a switch

#84
20200132929
2020-04-30

Optical waveguide connecting device

#85
20200096701
2020-03-26

Input waveguide arrangement in a photonic chip

#86
20200096699
2020-03-26

Optical hybrid

#87
20200064563
2020-02-27

Multichannel optical coupler

#88
20200033533
2020-01-30

ON-WAFER TESTING OF PHOTONIC CHIPS

#89
20190317279
2019-10-17

Optical waveguide element

#90
20190265416
2019-08-29

Evanescent optical couplers employing polymer-clad fibers and tapered ion-exchanged optical waveguides

#91
20190250212
2019-08-15

Optoelectronic chip and method for testing photonic circuits of such chip

#92
20190243078
2019-08-08

Optical dielectric waveguide subassembly structures

#93
20190227234
2019-07-25

Methods for optical dielectric waveguide structures

#94
20190227232
2019-07-25

Methods for optical dielectric waveguide subassembly structure

#95
20190227231
2019-07-25

Optical dielectric waveguide structures

#96
20190227230
2019-07-25

Photonic chip with an input wavelength filter

#97
20190190640
2019-06-20

Reconfigurable interconnected nodes

#98
20190179078
2019-06-13

Systems, devices, and methods for improved optical waveguide transmission and alignment

#99
20190170932
2019-06-06

Edge sealant confinement and halo reduction for optical devices

#100
20190064436
2019-02-28

Polymer modulator and laser integrated on a common platform and method

#101
20190056551
2019-02-21

Broadband star coupler

#102
20190049665
2019-02-14

Optical hybrid

#103
20190041578
2019-02-07

Echelle grating multiplexer or demultiplexer

#104
20180301311
2018-10-18

Extended interaction device comprising a core and shell device body for supporting ring-shaped resonant cavities, electron beam tunnels and a coupling groove therein and an output waveguide at a middle portion of the shell

#105
20180299618
2018-10-18

Arrayed waveguide grating

#106
20180248632
2018-08-30

Optical apparatus with paired input and output planar waveguides coupled to a reflective modulator

#107
20180172906
2018-06-21

OPTICAL COUPLER AND WAVEGUIDE SYSTEM

#108
20180081117
2018-03-22

QSFP double density module

#109
20180059320
2018-03-01

Edge sealant confinement and halo reduction for optical devices

#110
20180039025
2018-02-08

Optical waveguide interferometer

#111
20180017745
2018-01-18

Optical transmitter or transceiver including optical multiplexer with input and output ports on a single side

#112
20170371100
2017-12-28

OPTICAL WAVEGUIDE AND MANUFACTURING METHOD THEREOF, OPTICAL DEVICE USING THE OPTICAL WAVEGUIDE

#113
20170351025
2017-12-07

Single mode waveguide with an adiabatic bend

#114
20170307819
2017-10-26

Techniques for direct optical coupling of photodetectors to optical demultiplexer outputs and an optical transceiver using the same

#115
20170293076
2017-10-12

Phase error compensating apparatus

#116
20170227713
2017-08-10

Optical multiplexing and de-multiplexing element and arrayed-waveguide grating-type optical wavelength filter

#117
20170168238
2017-06-15

WAVELENGTH DIVISION DEVICE, WAVELENGTH DIVISION MULTIPLEXING SYSTEM AND WAVELENGTH MULTIPLEXING SYSTEM

#118
20170146742
2017-05-25

Optical waveguide device and module

#119
20170059776
2017-03-02

Arrayed waveguide grating multiplexer-demultiplexer and related control method

#120
20170052317
2017-02-23

Two-stage adiabatically coupled photonic systems

#121
20170047711
2017-02-16

Grating element and external resonator type light emitting device

#122
20170023733
2017-01-26

Compound semiconductor photonic integrated circuit with dielectric waveguide

#123
20160327740
2016-11-10

Branching device for fiber optic circuits

#124
20160266331
2016-09-15

Monolithic physically displaceable optical waveguides

#125
20160246001
2016-08-25

Optical waveguide element

#126
20160223745
2016-08-04

Wavelength combiner unit and arrayed waveguide grating having the same

#127
20160170286
2016-06-16

Optical device with integrated reflector(s) comprising a loop reflector integrating a mach-zehnder interferometer

#128
20160131837
2016-05-12

Two-stage adiabatically coupled photonic systems

#129
20160116369
2016-04-28

Arrayed wave division multiplex to extend range of IOFDR fiber bragg sensing system

#130
20150378099
2015-12-31

Technologies for generating a broadband optical output

#131
20150188291
2015-07-02

High density laser optics

#132
20150055916
2015-02-26

Optical combiner and laser device using the same

#133
20140376861
2014-12-25

Arrayed waveguide grating, optical module provided with said arrayed waveguide grating, and optical communications system

#134
20140178004
2014-06-26

Tuneable AWG device for multiplexing and demultiplexing signals and method for tuning said device

#135
20140133795
2014-05-15

Scattering device on an arrayed waveguide grating

#136
20130279849
2013-10-24

Micro-ring optical resonators

#137
20130259425
2013-10-03

Optical device

#138
20120281942
2012-11-08

PLANAR LIGHTWAVE CIRCUIT AND PRODUCTION METHOD FOR PLANAR LIGHTWAVE CIRCUIT

#139
20120251047
2012-10-04

MACH-ZEHNDER INTERFEROMETER-ARRAYED WAVEGUIDE GRATING AND PLANAR LIGHT-WAVE CIRCUIT CHIP

#140
20120251041
2012-10-04

Optical waveguide device and module

#141
20120224820
2012-09-06

Spot-size converter

#142
20120170891
2012-07-05

Optical wavelength multi/demultiplexer

#143
20120087667
2012-04-12

AWG supporting multiple frequency bands and channel plans through respective multiple inputs

#144
20110268447
2011-11-03

Optical wavelength multiplexing/demultiplexing circuit, optical module using optical wavelength multiplexing/demultiplexing circuit, and communication system

#145
20110123153
2011-05-26

ARRAYED WAVEGUIDE GRATING

#146
20110110624
2011-05-12

Arrayed waveguide grating

#147
20110088631
2011-04-21

Padding Material for Mice in Laboratories

#148
20100290737
2010-11-18

Optical wavelength division multiplexed multiplexer/demultiplexer for an optical printed circuit board and a method of manufacturing the same

#149
20100272394
2010-10-28

Arrayed waveguide grating (AWG) with different radii in the input and output slab regions

#150
20100239248
2010-09-23

Optical interleavers and de-interleavers

#151
20100067900
2010-03-18

Optical waveguide-type wavelength domain switch

#152
20090274458
2009-11-05

Compact optical multiplexer and demultiplexer

#153
20090263084
2009-10-22

Arrayed waveguide grating circuit

#154
20090263075
2009-10-22

Temperature insensitive arrayed waveguide grating multiplexer for optical property compensation and the manufacturing method thereof

#155
20090245719
2009-10-01

Reflection suppression in a photonic integrated circuit

#156
20090154928
2009-06-18

Wavelength division multiplexer/demultiplexer having flat wavelength response

#157
20090154880
2009-06-18

PHOTONICS DEVICE

#158
20090123113
2009-05-14

Shared slab AWG circuits and systems

#159
20090116789
2009-05-07

Tunable optical dispersion compensating apparatus

#160
20090021835
2009-01-22

Tilted combiners/decombiners and photonic integrated circuits (PICs) employing the same

#161
20090016679
2009-01-15

Ultra-wide band AWG multiplexer

#162
20080226232
2008-09-18

Optical device with reduced temperature dependence

#163
20080135169
2008-06-12

Packaging method of temperature insensitive arrayed waveguide grating

#164
20080107417
2008-05-08

Optical wavelength division multiplexed multiplexer/demultiplexer for an optical printed circuit board and a method of manufacturing the same

#165
20080089646
2008-04-17

Arrayed waveguide grating device

#166
20080044122
2008-02-21

Asymmetric Mach-Zehnder interferometer having a reduced drive voltage coupled to a compact low-loss arrayed waveguide grating

#167
20070274632
2007-11-29

Arrayed waveguide grating with reduced channel passband asymmetry

#168
20070258678
2007-11-08

Wavelength selective and level adjusting optical device

#169
20070086702
2007-04-19

Tilted combiners/decombiners and photonic integrated circuit (PIC) employing the same

#170
20070071388
2007-03-29

Arrayed waveguide grating device

#171
20070065076
2007-03-22

Duplex arrayed waveguide grating

#172
20060274994
2006-12-07

Optical device

#173
20060233491
2006-10-19

Arrayed waveguide grating type optical multiplexer/demultiplexer circuit

#174
20060222296
2006-10-05

Optical wavelength division multiplexer

#175
20060215960
2006-09-28

Optical demultiplexing device and optical monitoring device

#176
20060198579
2006-09-07

Optical device with reduced temperature dependence

#177
20060198577
2006-09-07

Colorless tunable dispersion compensator employing a planar lightwave circuit and a deformable mirror

#178
20060177180
2006-08-10

Multichannel array waveguide diffraction grating multiplexer/demultiplexer and method of connecting array waveguide and output waveguide

#179
20060141649
2006-06-29

Method of reducing insertion loss in a transition region between a plurality of input or output waveguides to a free space coupler region

#180
20060140574
2006-06-29

Formation of cleaved grooves in a passivation layer formed over a surface of a wafer prior to wafer singulation

#181
20060138433
2006-06-29

Optical combiner/decombiner with reduced insertion loss

#182
20060133717
2006-06-22

Method of adjusting a center wavelength of modulated sources wavelength grid with the passband of an optical combiner

#183
20060029324
2006-02-09

Benzocyclobutene polymer (BCB) as a passivation layer for optical passive elements

#184
20060013536
2006-01-19

Arrayed waveguide grating with increased uniformity of a performance parameter

#185
20050152641
2005-07-14

Dual-band wavelength division multiplexer

#186
20050147350
2005-07-07

Arrayed waveguide grating and optical communication system using arrayed waveguide grating

#187
20050117834
2005-06-02

Passivation of photonic integrated circuits (PICs)

#188
20050111780
2005-05-26

Method of reducing insertion loss in a transition region between a plurality of input or output waveguides to a free space coupler region

#189
20050111779
2005-05-26

In-wafer testing of integrated optical components in photonic integrated circuits (PICs)

#190
20050105843
2005-05-19

In-wafer testing of integrated optical components in photonic integrated circuits (PICs)

#191
20050100300
2005-05-12

Method for forming and apparatus comprising optical waveguides leading to a free space coupler region

#192
20050100279
2005-05-12

Optical waveguide device with reduced insertion loss between optical waveguides coupled to a free space region

#193
20050100278
2005-05-12

Method and apparatus for a polarization insensitive arrayed waveguide grating (AWG)

#194
20050089273
2005-04-28

Combination wavelength multiplexer and wavelength stabilizer

#195
20050089269
2005-04-28

Optical grating based multiplexer device with power tap capability

#196
20050047722
2005-03-03

Wideband arrayed waveguide grating

#197
20050031257
2005-02-10

Optical component with spectral separation

#198
17946105
2024-04-23

Method, system, and apparatus for a lidar sensor with a large grating

#199
17843940
2023-12-05

Calibration system for wavelength-division multiplexing, wavelength-division multiplexing system, and calibrating method for wavelength-division multiplexing

#200
17700077
2023-06-06

Optical filter having a tapered profile

#201
16366384
2020-09-01

Multi-channel, densely-spaced wavelength division multiplexing transceiver

#202
15659220
2018-11-13

Optical hybrid

#203
15369649
2020-06-16

Optical transceiver

#204
14819752
2016-06-07

Flat-top mode generating device and arrayed waveguide grating having the same

#205
14590284
2016-03-01

On-chip path-entangled photonic sources based on periodical poling and waveguide circuits in ferroelectric crystals