ClassID:

175382

G02F1/218 - 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 intensity, phase, polarisation or colour  by interference using semi-conducting materials

Recent Application in this class:
#1
20250347970
2025-11-13

SOLID-STATE FREQUENCY AGILE FILTER FOR LIDAR: MULTILAYER OPTICAL DESIGN AND EXOTIC PHASE-CHANGE MATERIALS-BASED ACTIVE TUNING

#2
20250306427
2025-10-02

TECHNOLOGIES FOR PROGRAMMABLE MICRORING RESONATORS

#3
20250284174
2025-09-11

Optical Circuit

#4
20250102716
2025-03-27

ARTICLES AND METHODS FOR GENERATING TUNABLE COLORATION AND INTERFERENCE UPON REFLECTION OF INCIDENT ELECTROMAGNETIC RADIATION

#5
20240332273
2024-10-03

OPTICAL MODULE AND FLEXIBLE SUBSTRATE

#6
20220382117
2022-12-01

Optical modulation device and phase modulation method using the same

#7
20220337320
2022-10-20

Systems and methods for optical full-field transmission using photonic integration

#8
20210405498
2021-12-30

Multilayer thin-film structure and phase shifting device using the same

#9
20210373410
2021-12-02

Traveling waveguide in Mach-Zehnder modulator to facilitate phase match and impedance match

#10
20210157210
2021-05-27

Semiconductor device

#11
20200355983
2020-11-12

Chip-scale optical phased array for projecting visible light

#12
20200336211
2020-10-22

Systems and methods for optical full-field transmission using photonic integration

#13
20200096833
2020-03-26

Multilayer thin-film structure and phase shifting device using the same

#14
20200073057
2020-03-05

Optical fiber array and optical measurement device

#15
20190271896
2019-09-05

Optical modulator, and optical transceiver module using the same

#16
20190243165
2019-08-08

Optical modulator with automatic bias correction

#17
20190164659
2019-05-30

Phosphor screen for MEMS image intensifiers

#18
20190044301
2019-02-07

Semiconductor light-emitting device

#19
20180321569
2018-11-08

CHIP SCALE OPTICAL SYSTEMS

#20
20180216992
2018-08-02

Burnout protection for optical sensors

#21
20170307953
2017-10-26

Electromagnetic Tunable Interferometric Device

#22
20170199399
2017-07-13

Optical modulator with automatic bias correction

#23
20170168233
2017-06-15

Integrated planar optical phased array

#24
20170082905
2017-03-23

Transmissive optical shutter and method of fabricating the same

#25
20160266415
2016-09-15

Optical modulator with automatic bias correction

#26
20160011439
2016-01-14

Semiconductor optical modulator and method for manufacturing semiconductor optical modulator

#27
20150293427
2015-10-15

Optical modulation device

#28
20150212385
2015-07-30

Semiconductor interferometric device

#29
20150153628
2015-06-04

OPTICAL MODULATOR USING MULTIPLE FABRY-PEROT RESONANT MODES AND APPARATUS FOR CAPTURING 3D IMAGE INCLUDING THE OPTICAL MODULATOR

#30
20150116809
2015-04-30

OPTICAL MODULE

#31
20150062691
2015-03-05

Tunable optical metamaterial

#32
20150062689
2015-03-05

Distributed CMOS driver with enhanced drive voltage for silicon optical push-pull Mach-Zehnder modulators

#33
20140241657
2014-08-28

Optical modulator with automatic bias correction

#34
20140241656
2014-08-28

Electro-optic modulator

#35
20140199014
2014-07-17

Electro-optic mach-zehnder modulator and method for fabricating an electro-optic mach-zehnder modulator

#36
20140192394
2014-07-10

Optical phased arrays with evanescently-coupled antennas

#37
20140063583
2014-03-06

Infrared transmission large-area shutter

#38
20140055832
2014-02-27

Integrated two-dimensional planar optical phased array

#39
20130322808
2013-12-05

Semiconductor Mach-Zehnder modulator and method for manufacturing semiconductor Mach-Zehnder modulators

#40
20130188902
2013-07-25

Electro-optic PN junction modulator formed with a self-aligned process

#41
20120288228
2012-11-15

Semiconductor optical device

#42
20120162380
2012-06-28

OPTICAL MODULATOR USING MULTIPLE FABRY-PEROT RESONANT MODES AND APPARATUS FOR CAPTURING 3D IMAGE INCLUDING THE OPTICAL MODULATOR

#43
20120075692
2012-03-29

Multi-layered hybrid metamaterial structure

#44
20110287940
2011-11-24

Optical element and apparatus comprising transparent superconducting material

#45
20110181936
2011-07-28

Optical modulator

#46
20110170161
2011-07-14

Nested Mach-Zehnder modulator

#47
20100278477
2010-11-04

Semiconductor integrated circuits including optoelectronic device for changing optical phase

#48
20090303568
2009-12-10

Optical phase shifting plate

#49
20080085120
2008-04-10

Optical transceiver integratable with silicon VLSI

#50
20050123242
2005-06-09

Optical modulators operated in parallel push-pull mode

#51
20050105185
2005-05-19

Tunable optical filter with heater on a CTE-matched transparent substrate

#52
20050012984
2005-01-20

Thermal tuning of a laser using doped silicon etalon

#53
18214191
2024-10-29

Systems and methods for optical full-field transmission using photonic integration

#54
15946061
2019-09-10

Optical transmitter having an array of surface-coupled electro-absorption modulators

#55
14183261
2017-03-14

Tuneable photonic device including an array of metamaterial resonators

#56
14151637
2016-01-12

Thermally tuneable optical modulator adapted for differential signaling