ClassID:

175401

G02F1/3133 - CPC Classification

Classification description:

Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection; Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type the optical waveguides being made of semiconducting materials

Recent Application in this class:
#1
20260153777
2026-06-04

OPTICAL SWITCH AND LIGHT STEERING SYSTEM INCLUDING THE OPTICAL SWITCH

#2
20250123536
2025-04-17

RECONFIGURABLE ELECTRO-OPTICAL LOGIC GATE TO PERFORM MULTIPLE LOGIC OPERATIONS

#3
20240385494
2024-11-21

OPTICAL COUPLING DEVICE AND RESPECTIVE METHOD FOR TUNING

#4
20240319415
2024-09-26

Plasma dispersion effect for metasurface tuning

#5
20230168560
2023-06-01

SYSTEM, METHOD AND APPARATUS FOR NON-MECHANICAL OPTICAL AND PHOTONIC BEAM STEERING

#6
20230161219
2023-05-25

SYSTEM, METHOD AND APPARATUS FOR NON-MECHANICAL OPTICAL AND PHOTONIC BEAM STEERING

#7
20220091446
2022-03-24

Optical coupler

#8
20210311369
2021-10-07

System, method and apparatus for non-mechanical optical and photonic beam steering

#9
20210181594
2021-06-17

Thermal undercut structure for metasurface tuning

#10
20210181386
2021-06-17

Cutoff modes for metasurface tuning

#11
20210181378
2021-06-17

Plasma dispersion effect for metasurface tuning

#12
20210048725
2021-02-18

System, method and apparatus for non-mechanical optical and photonic beam steering

#13
20200365787
2020-11-19

Methods and apparatus providing thermal isolation of photonic devices

#14
20200200523
2020-06-25

Distance measuring arrangement for determining a distance from an object

#15
20190064633
2019-02-28

System and method for controlling energy flux modulation

#16
20190013452
2019-01-10

Methods and apparatus providing thermal isolation of photonic devices

#17
20180196331
2018-07-12

Integrated quantum information processing controlled phase gate

#18
20180188632
2018-07-05

Carrier-effect based optical switch

#19
20180164656
2018-06-14

Optical signal processing device

#20
20180159293
2018-06-07

Ring-resonator-based laser with multiple wavelengths

#21
20180113371
2018-04-26

Optical switch

#22
20180081254
2018-03-22

Wavelength selective switch and wavelength selection method

#23
20180081253
2018-03-22

OPTICAL MODULATOR

#24
20180074385
2018-03-15

OPTICAL ROUTER

#25
20170371226
2017-12-28

Optical device and method of controlling the same

#26
20170336564
2017-11-23

ULTRALOW-ENERGY ELECTRO-OPTICAL LOGIC AND NxN SWITCHING BY RESONANT ON-CHIP NANOBEAM WAVEGUIDE NETWORKS

#27
20170315424
2017-11-02

Carrier-Effect Based Switching Cell with Temperature Based Phase Compensation

#28
20170307911
2017-10-26

Optical modulator

#29
20170285440
2017-10-05

TE optical switch with high extinction ratio based on slab photonic crystals

#30
20170285439
2017-10-05

TM optical switch based on slab photonic crystals with high degree of polarization and large extinction ratio

#31
20170277015
2017-09-28

TM optical switch with high extinction ratio based on slab photonic crystals

#32
20170277014
2017-09-28

TE optical switch based on slab photonic crystals with high degree of polarization and large extinction ratio

#33
20170269454
2017-09-21

OPTICAL MODULATOR

#34
20170255079
2017-09-07

TUNABLE OPTICAL DIRECTIONAL COUPLER

#35
20170235207
2017-08-17

Optical modulator and optical switch

#36
20170227829
2017-08-10

METHOD FOR CONFIGURING AN OPTICAL MODULATOR

#37
20170123289
2017-05-04

Wavelength selective switch and wavelength selection method

#38
20170123288
2017-05-04

Compact optical key based on a two-dimensional photonic crystal with 120 degree folding

#39
20170082908
2017-03-23

Optical router having optical routing nodes of four bi-directional optical switches

#40
20170038659
2017-02-09

VERTICAL ELECTRO-OPTICALLY COUPLED SWITCH

#41
20160370607
2016-12-22

Optical semiconductor element, method of controlling the same and method of manufacturing the same

#42
20160313508
2016-10-27

Annular optical shifter and method for shifting optical signal

#43
20160306257
2016-10-20

Vertical electro-optically coupled switch

#44
20160306256
2016-10-20

METHOD FOR CONFIGURING AN OPTICAL MODULATOR

#45
20160181495
2016-06-23

Methods and apparatus providing thermal isolation of photonic devices

#46
20150168652
2015-06-18

Inter-mode light switch

#47
20140199015
2014-07-17

Slotted Y-coupling waveguide for slotted waveguide modulator device

#48
20140193113
2014-07-10

Optical semiconductor element, method of controlling the same and method of manufacturing the same

#49
20140185982
2014-07-03

Wave vector matched resonator and bus waveguide system

#50
20140023309
2014-01-23

Parallel-coupled dual racetrack silicon micro-resonator

#51
20130336613
2013-12-19

Methods and apparatus providing thermal isolation of photonic devices

#52
20130056623
2013-03-07

Electro-optic modulator structures, related methods and applications

#53
20120224594
2012-09-06

Wavelength tunable filter and wavelength tunable laser module

#54
20120189240
2012-07-26

Wavelength division multiplexing and optical modulation apparatus

#55
20120002914
2012-01-05

Ring resonator based optical isolator and circulator

#56
20110305456
2011-12-15

Optical router using interconnected photonic crystal elements with specific lattice-hole geometry

#57
20110026879
2011-02-03

Fabrication-tolerant waveguides and resonators

#58
20100290736
2010-11-18

Optical device with large thermal impedance

#59
20100247021
2010-09-30

Optical device with large thermal impedance

#60
20100238536
2010-09-23

INTEGRATED SILICON/SILICON-GERMANIUM MAGNETO-OPTIC ISOLATOR

#61
20100209038
2010-08-19

Hitless tuning and switching of optical resonator amplitude and phase responses

#62
20100142568
2010-06-10

Wavelength tunable filter and wavelength tunable laser module

#63
20090285519
2009-11-19

Integrated tunable optical equalizer

#64
20090245713
2009-10-01

Integrated tunable optical equalizer

#65
20090238528
2009-09-24

Methods for fabricating color-center-based quantum computer architectures

#66
20090129723
2009-05-21

Programmable optical array

#67
20090010587
2009-01-08

Electro-optical modulator with curving resonator

#68
20080166095
2008-07-10

Fabrication-tolerant waveguides and resonators

#69
20080159680
2008-07-03

Multi-semiconductor slab electro-optic modulator and process for using the same

#70
20080080803
2008-04-03

Silicon semiconductor based high-speed ring optical modulator

#71
20080063339
2008-03-13

Scalable and defect-tolerant color-center-based quantum computer architectures and methods for fabricating color-center-based quantum computer architectures

#72
20080056636
2008-03-06

Electro-optical modulator with curving resonator

#73
20070196049
2007-08-23

Tunable resonant cavity based on the field effect in semiconductors

#74
20060088239
2006-04-27

Method for controlling an optoelectronic component

#75
20060083457
2006-04-20

Polarization insensitive method and apparatus for switching and modulating an optical beam

#76
20050244125
2005-11-03

Method and apparatus for phase shifting an optical beam in an optical device

#77
20050175274
2005-08-11

Modulator based on tunable resonant cavity

#78
20050175270
2005-08-11

Electronically biased strip loaded waveguide

#79
20050147351
2005-07-07

Optical modulator

#80
20050123259
2005-06-09

Strip loaded waveguide integrated with electronics components

#81
20050094918
2005-05-05

Tunable resonant cavity based on the field effect in semiconductors

#82
20050089294
2005-04-28

Strip loaded waveguide with low-index transition layer

#83
20050052726
2005-03-10

Optical module and optical communication system

#84
20050002597
2005-01-06

Integrated optical router and wavelength convertor matrix

#85
18228619
2025-07-29

Waveguide couplers for multi-mode waveguides

#86
17694475
2023-08-01

Waveguide couplers for multi-mode waveguides

#87
16693163
2022-03-15

Waveguide couplers for multi-mode waveguides

#88
14522415
2016-04-12

Multiport photonic device with asymmetric waveguides