ClassID:

175386

G02F1/2257 - 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 in an optical waveguide structure the optical waveguides being made of semiconducting material

Recent Application in this class:
#1
20260153776
2026-06-04

SEMICONDUCTOR DEVICE INCLUDING OPTICAL RING WAVEGUIDE

#2
20260140406
2026-05-21

METHOD FOR MANUFACTURING AN ELECTRO-OPTICAL DEVICE AND ELECTRO-OPTICAL DEVICE

#3
20260140313
2026-05-21

THIN FILM LITHIUM-CONTAINING ELECTRO-OPTIC DEVICES HAVING COMPACT TAPERS

#4
20260086416
2026-03-26

OPTICAL MODULATOR

#5
20260086415
2026-03-26

SEMICONDUCTOR DEVICE AND FABRICATING METHOD THEREOF

#6
20260063964
2026-03-05

OPTICAL MODULATOR

#7
20260031591
2026-01-29

A CONTINUOUSLY TUNEABLE SIGNAL DEVICE, FOR EXAMPLE A CONTINUOUSLY TUNEABLE LASER DEVICE

#8
20260016710
2026-01-15

OPTICAL DEVICE INCLUDING WAVEGUIDE HEATER

#9
20260010023
2026-01-08

SLOT MODULATORS WITH IMPROVED RF AND BANDWIDTH PERFORMANCE

#10
20250370310
2025-12-04

TRANSVERSE-MAGNETIC POLARIZATION SILICON-PHOTONIC MODULATOR

#11
20250370309
2025-12-04

SEMICONDUCTOR PHOTONICS DEVICE AND METHODS OF FORMATION

#12
20250347935
2025-11-13

PHASE AND AMPLITUDE TUNING IN A SILICON PHOTONICS CIRCUIT

#13
20250347934
2025-11-13

PHASE AND AMPLITUDE TUNING IN A SILICON PHOTONICS CIRCUIT

#14
20250341754
2025-11-06

OPTICAL DIGITAL-TO-ANALOG CONVERTER

#15
20250328055
2025-10-23

MODULATORS BASED ON CASCADED MACH-ZEHNDER INTERFEROMETERS

#16
20250321442
2025-10-16

DEVICES AND METHODS FOR LOW VOLTAGE OPTICAL MODULATION

#17
20250306427
2025-10-02

TECHNOLOGIES FOR PROGRAMMABLE MICRORING RESONATORS

#18
20250306276
2025-10-02

PROCESS INTEGRATION FLOW FOR STAIRCASE GRATINGS

#19
20250284174
2025-09-11

Optical Circuit

#20
20250271725
2025-08-28

PHOTONIC DEVICES HAVING A FIELD-EFFECT TRANSISTOR (FET)

#21
20250237925
2025-07-24

SEMICONDUCTOR PHOTONICS DEVICES AND METHODS OF FORMING THE SAME

#22
20250237924
2025-07-24

RIB WAVEGUIDES FOR TRANSVERSE-MAGNETIC POLARIZATION SILICON-PHOTONIC MODULATOR

#23
20250224649
2025-07-10

EXCITONIC MACH ZEHNDER MODULATOR

#24
20250199374
2025-06-19

TWO-DIMENSIONAL PHOTONIC INTEGRATED QUANTUM WALK CHIP AND SYSTEM

#25
20250199347
2025-06-19

ELECTCRO-OPTIC MODULATOR AND A METHOD FOR FABRICATING THE ELECTRO-OPTIC MODULATOR

#26
20250192002
2025-06-12

ELECTRONIC PRODUCTS HAVING EMBEDDED POROUS DIELECTRIC, RELATED SEMICONDUCTOR PRODUCTS, AND THEIR METHODS OF MANUFACTURE

#27
20250180936
2025-06-05

SILICON PHOTONIC DEVICE WITH BACKUP LIGHT PATHS

#28
20250155770
2025-05-15

ACTIVE PHOTONIC DEVICES INCORPORATING HIGH DIELECTRIC CONSTANT MATERIALS

#29
20250155736
2025-05-15

OPTICAL RING MODULATOR

#30
20250130446
2025-04-24

HETEROGENEOUS III-V/SI (DE-) INTERLEAVER FILTERS WITH NON-VOLATILE MEMRISTIVE FUNCTIONALITY

#31
20250123534
2025-04-17

TRANSVERSE-MAGNETIC POLARIZATION SILICON-PHOTONIC MODULATOR

#32
20250102877
2025-03-27

POWER SPLITTERS INCLUDING A TUNABLE MULTIMODE INTERFERENCE COUPLER

#33
20250076727
2025-03-06

TEMPERATURE STABILIZED DIELECTRIC BASED ON-CHIP INTERFEROMETERS

#34
20250044622
2025-02-06

APPARATUS AND METHOD FOR DRIVING AN OPTICAL MODULATOR WITH INDEPENDENT MODULATOR ARM BIAS

#35
20250038857
2025-01-30

Optical Circuit

#36
20250020967
2025-01-16

SEMICONDUCTOR DEVICE INCLUDING OPTICAL RING WAVEGUIDE

#37
20250004349
2025-01-02

OPTICAL COUPLER, OPTICAL COUPLING MEMBER, VISIBLE LIGHT SOURCE MODULE, AND OPTICAL ENGINE

#38
20250004348
2025-01-02

INTEGRATED PHASE MODULATED INTERFEROMETER ARMS

#39
20250004347
2025-01-02

ELECTRO-OPTICAL ELEMENT, LIGHT SOURCE MODULE, OPTICAL ENGINE, AND XR GLASSES

#40
20240411199
2024-12-12

ELECTRO-OPTIC MODULATOR

#41
20240393529
2024-11-28

INTEGRATED SLOT WAVEGUIDE OPTICAL PHASE MODULATOR

#42
20240377697
2024-11-14

High-gain differential electro-optic modulator

#43
20240377696
2024-11-14

OPTICAL DEVICE

#44
20240369898
2024-11-07

OPTICAL ARCHITECTURE WITH HYBRID ON-SILICON III-V MODULATOR

#45
20240319559
2024-09-26

CHIP AND OPTICAL COMMUNICATION DEVICE

#46
20240310688
2024-09-19

RF crossing in an optical modulator for equalization

#47
20240288744
2024-08-29

ELECTRO-OPTICAL MODULATOR

#48
20240272512
2024-08-15

OPTICAL DEVICE, OPTICAL MODULE, AND OPTICAL TRANSCEIVER

#49
20240272511
2024-08-15

SEMICONDUCTOR OPTICAL INTEGRATED DEVICE AND OPTICAL INTEGRATED APPARATUS

#50
20240272369
2024-08-15

TUNABLE SILICON NITRIDE WAVEGUIDE STRUCTURE

#51
20240241425
2024-07-18

OPTICAL DIGITAL-TO-ANALOG CONVERTER

#52
20240241309
2024-07-18

OPTICAL WAFER-SCALE PHOTODIODE BANDWIDTH MEASUREMENT SYSTEM

#53
20240231176
2024-07-11

SEMICONDUCTOR OPTICAL PHASE MODULATOR AND METHOD OF TESTING THE SAME

#54
20240231175
2024-07-11

Active photonic devices incorporating high dielectric constant materials

#55
20240231173
2024-07-11

OPTICAL PHASE SHIFTER WITH ONE OR MORE INTEGRATED THERMOELECTRIC DEVICES

#56
20240231132
2024-07-11

SILICON OPTICAL PHASE SHIFTER WITH A SERIES OF P-N JUNCTIONS

#57
20240219803
2024-07-04

ELECTRO-OPTICAL MODULATOR

#58
20240184182
2024-06-06

OPTICAL DEVICE HAVING A MACH-ZEHNDER INTERFEROMETER WITH IMPROVED LINEARITY

#59
20240184039
2024-06-06

Method and Apparatus of Hybrid Integrated Photonics Devices

#60
20240160084
2024-05-16

Temporal resolution and fidelity enhancement of arbitrary waveforms

#61
20240160080
2024-05-16

FOLDED WAVEGUIDE PHASE SHIFTERS

#62
20240142849
2024-05-02

PHOTONIC ASSEMBLY

#63
20240134243
2024-04-25

Active photonic devices incorporating high dielectric constant materials

#64
20240134215
2024-04-25

SILICON OPTICAL PHASE SHIFTER WITH A SERIES OF P-N JUNCTIONS

#65
20240118582
2024-04-11

RECONFIGURABLE ALL-OPTICAL NONLINEAR ACTIVATION FUNCTIONS ON SILICON-INTEGRATED PLATFORM

#66
20240103334
2024-03-28

OPTICAL MODULE

#67
20240094567
2024-03-21

ELECTRO-OPTICAL MODULATOR USING WAVEGUIDES WITH OVERLAPPING RIDGES

#68
20240053652
2024-02-15

MACH-ZEHNDER INTERFEROMETRIC OPTICAL MODULATOR WITH SHALLOW RIDGE WAVEGUIDE STRUCTURE AND METHOD FOR MANUFACTURING THE SAME

#69
20240019756
2024-01-18

METHOD FOR PREPARING PN JUNCTION, PN JUNCTION, AND MODULATOR

#70
20240019755
2024-01-18

OPTICAL WAVEGUIDE TERMINATORS WITH DOPED WAVEGUIDES

#71
20240019632
2024-01-18

PLANAR BURIED OPTICAL WAVEGUIDES IN SEMICONDUCTOR SUBSTRATE AND METHODS OF FORMING

#72
20240004260
2024-01-04

METHOD AND SYSTEM FOR A VERTICAL JUNCTION HIGH-SPEED PHASE MODULATOR

#73
20240004259
2024-01-04

MACH-ZEHNDER INTERFEROMETER INTEGRATED WITH MEMRISTOR

#74
20230393425
2023-12-07

METHOD FOR MAXIMIZING THE PHASE SHIFT IN A BIMODAL PHOTONIC CRYSTAL GUIDE

#75
20230375894
2023-11-23

DUAL-FACET DISTRIBUTED FEEDBACK LASER IN MACH-ZEHNDER MODULATOR STRUCTURE

#76
20230375862
2023-11-23

Silicon photonic device with backup light paths

#77
20230367145
2023-11-16

SEMICONDUCTOR DEVICE INCLUDING WAVEGUIDE HEATER

#78
20230358955
2023-11-09

SILICON PHOTONICS-BASED OPTICAL MODULATION DEVICE WITH TWO METAL LAYERS

#79
20230350238
2023-11-02

Optical device for phase shifting an optical signal

#80
20230333441
2023-10-19

APPARATUS AND METHOD FOR INTENSITY MODULATION IN A PHOTONIC COMPUTING SYSTEM BASED ON INTERFEROMETRIC COUPLING

#81
20230333440
2023-10-19

OPTICAL DEVICE WITH VERTICAL WAVEGUIDE STRUCTURE

#82
20230305356
2023-09-28

PROVIDING DRIVE SIGNALS FOR A DIFFERENTIAL DRIVE MODULATOR

#83
20230296957
2023-09-21

Active photonic devices incorporating high dielectric constant materials

#84
20230280630
2023-09-07

Method of making a capacitive optical modulator

#85
20230280605
2023-09-07

SLOT MODULATORS WITH IMPROVED RF AND BANDWIDTH PERFORMANCE

#86
20230273468
2023-08-31

OPTICAL WAVEGUIDE COMPONENT, PREPARATION METHOD THEREFOR, AND ELECTRO-OPTIC MODULATOR

#87
20230273467
2023-08-31

Semiconductor Optical Modulator

#88
20230229031
2023-07-20

OPTICAL PHASE SHIFTER USING KTN (KTaNbO3) AND MANUFACTURING METHOD THEREOF

#89
20230229029
2023-07-20

OPTICAL PHASE SHIFTER HAVING L-SHAPED PN JUNCTION AND MANUFACTURING METHOD THEREFOR

#90
20230194907
2023-06-22

OPTICAL MODULATOR AND CONTROL METHOD THEREFOR

#91
20230194904
2023-06-22

Optical modulator and optical transmitter

#92
20230185119
2023-06-15

Devices and methods for low voltage optical modulation

#93
20230152662
2023-05-18

Transverse-magnetic polarization silicon-photonic modulator

#94
20230152661
2023-05-18

High frequency optical modulator with laterally displaced conduction plane relative to modulating electrodes

#95
20230145767
2023-05-11

High-gain differential electro-optic modulator

#96
20230117534
2023-04-20

METHOD FOR MANUFACTURING AN ELECTRO-OPTICAL DEVICE AND ELECTRO-OPTICAL DEVICE

#97
20230114667
2023-04-13

Suppressing leakage currents in periodic travelling wave electrode structures

#98
20230112992
2023-04-13

PHOTONIC CRYSTAL ELEMENT

#99
20230102304
2023-03-30

Optical modulator robust to fabrication errors through an RF electrical crossing

#100
20230068004
2023-03-02

Silicon photonics-based optical modulator

#101
20230057015
2023-02-23

LIGHT MODULATOR

#102
20230046863
2023-02-16

Method and apparatus for bias control with a large dynamic range for Mach-Zehnder modulators

#103
20230030971
2023-02-02

SILICON GERMANIUM-BASED SEMICONDUCTOR-INSULATOR-SEMICONDUCTOR CAPACITOR (SISCAP) MODULATOR

#104
20230018578
2023-01-19

Generation of an optical PAM-4 signal in a Mach-Zehnder modulator

#105
20230010874
2023-01-12

Optical Phase Modulator

#106
20220416511
2022-12-29

SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

#107
20220397802
2022-12-15

OPTICAL MODULATOR AND METHOD OF MANUFACTURING OPTICAL MODULATOR

#108
20220390808
2022-12-08

Radio frequency (RF) phase velocity tuner for setting an electrooptic (EO) modulator bandwidth at different optical wavelengths

#109
20220390774
2022-12-08

Optical modulator

#110
20220373854
2022-11-24

Folded waveguide phase shifters

#111
20220365377
2022-11-17

Optical circuit with common ground configuration for resistors and thermo-optic phase shifters

#112
20220357629
2022-11-10

Optical module

#113
20220357603
2022-11-10

WAVEGUIDE HAVING DOPED PILLAR STRUCTURES TO IMPROVE MODULATOR EFFICIENCY

#114
20220350178
2022-11-03

Frequency- and process-insensitive splitting use multiple splitters in series

#115
20220350177
2022-11-03

Method and system for generating layout diagram of semiconductor device including waveguide heater and method of forming same

#116
20220343149
2022-10-27

Photonic semiconductor devices and methods for manufacturing the same

#117
20220342240
2022-10-27

Optoelectronic device and method of manufacturing an optoelectronic device

#118
20220342239
2022-10-27

Silicon photonic device with backup light paths

#119
20220334449
2022-10-20

Electro-optic modulator

#120
20220326588
2022-10-13

PHASE SHIFT KEYING MODULATOR

#121
20220326587
2022-10-13

Semiconductor Mach-Zehnder optical modulator and IQ modulator

#122
20220326586
2022-10-13

High-gain differential electro-optic modulator

#123
20220317539
2022-10-06

PHASE SHIFT KEYING MODULATOR

#124
20220299836
2022-09-22

Linearized modulator

#125
20220299835
2022-09-22

RF chirp reduction in MZ modulator

#126
20220291531
2022-09-15

Optical ring modulator

#127
20220260862
2022-08-18

Semiconductor Optical Modulator and Method of Manufacturing the Same

#128
20220252910
2022-08-11

Optical power modulators with unloaded transmission lines

#129
20220244614
2022-08-04

Method for producing an electro-optical phase shifter based on ferroelectric materials

#130
20220244613
2022-08-04

Method for manufacturing optical modulator, testing method, non-transitory storage medium, and light transmission apparatus

#131
20220236620
2022-07-28

Method for manufacturing optical modulator, testing method, non-transitory storage medium, and light transmission apparatus

#132
20220236618
2022-07-28

Heterogeneously integrated optical modulator and manufacturing method thereof

#133
20220229316
2022-07-21

Response shaping by multiple injection in a ring-type structure

#134
20220187676
2022-06-16

Optical ring modulator with photonic crystal

#135
20220179246
2022-06-09

Apparatus and method for driving an optical modulator with independent modulator arm bias

#136
20220146306
2022-05-12

Ring resonator with integrated photodetector for power monitoring

#137
20220137478
2022-05-05

Optical modulator

#138
20220137477
2022-05-05

Silicon photonics-based optical transmission apparatus

#139
20220121085
2022-04-21

Temporal resolution and fidelity enhancement of arbitrary waveforms

#140
20220113564
2022-04-14

Heater structure configured to improve thermal efficiency in a modulator device

#141
20220107542
2022-04-07

Hybrid photonic ring modulators

#142
20220082875
2022-03-17

Electro-optical modulator using waveguides with overlapping ridges

#143
20220069908
2022-03-03

Power-efficient integrated photonic switch

#144
20220066281
2022-03-03

Semiconductor Mach-Zehnder optical modulator and IQ modulator

#145
20220066280
2022-03-03

OPTICAL MODULATOR

#146
20220066244
2022-03-03

Optical signal processing apparatus and manufacturing method thereof

#147
20220057690
2022-02-24

Semiconductor electro-optical modulator

#148
20220050351
2022-02-17

Optical waveguide device

#149
20220050349
2022-02-17

Semiconductor Mach Zehnder optical modulator

#150
20220019121
2022-01-20

Method and system for a vertical junction high-speed phase modulator

#151
20220011641
2022-01-13

Monolithic III-V-on-silicon opto-electronic phase modulator with a ridge waveguide

#152
20220004076
2022-01-06

Capacitive optical modulator

#153
20210397064
2021-12-23

Active photonic devices incorporating high dielectric constant materials

#154
20210373413
2021-12-02

Optical modulator from standard fabrication processing

#155
20210373412
2021-12-02

MULTIPLE TRAVELING WAVEGUIDES TO FACILITATE OPTICAL MODULATION

#156
20210373410
2021-12-02

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

#157
20210373409
2021-12-02

Optical waveguide modulator

#158
20210356775
2021-11-18

Method And System For A Low-Voltage Integrated Silicon High-Speed Modulator

#159
20210341813
2021-11-04

Mach-Zehnder type optical modulator

#160
20210341812
2021-11-04

Optical modulator module

#161
20210326545
2021-10-21

Methods and systems related to remote measuring and sensing

#162
20210311371
2021-10-07

Apparatus and methods for upconversion of a millimeter-wave signal and detection of the upconverted signal

#163
20210311335
2021-10-07

PN-JUNCTION PHASE MODULATOR IN A LARGE SILICON WAVEGUIDE PLATFORM

#164
20210302801
2021-09-30

Semiconductor device

#165
20210232016
2021-07-29

Semiconductor Mach-Zehnder optical modulator and IQ optical modulator using same

#166
20210215992
2021-07-15

Radio-frequency loss reduction in photonic circuits

#167
20210208470
2021-07-08

Forward-biased modulator for cryogenic optical readout

#168
20210181545
2021-06-17

Semiconductor device including waveguide heater, and method and system for generating layout diagram of same

#169
20210181543
2021-06-17

Silicon thermal-optic phase shifter with improved optical performance

#170
20210173281
2021-06-10

Electro-optical modulator and a method for obtaining an electro-optical modulator

#171
20210173238
2021-06-10

Optical modulation for optoelectronic processing

#172
20210149228
2021-05-20

Photonic transmitter having III-V gain media and adiabatically-coupled waveguides

#173
20210132462
2021-05-06

Heater structure configured to improve thermal efficiency in a modulator device

#174
20210132461
2021-05-06

Silicon photonic components fabricated using a bulk substrate

#175
20210124232
2021-04-29

Optical modulator

#176
20210116775
2021-04-22

Optical modulator

#177
20210116726
2021-04-22

Dual-slab-layer low-loss silicon optical modulator

#178
20210109383
2021-04-15

Semiconductor device and manufacturing method thereof

#179
20210103198
2021-04-08

Semiconductor Mach-Zehnder modulator

#180
20210103094
2021-04-08

Photonic integrated circuit devices and methods of forming same

#181
20210096441
2021-04-01

Optical modulator

#182
20210080799
2021-03-18

High-efficiency multi-slot waveguide nano-opto-electromechanical phase modulator

#183
20210080798
2021-03-18

ELECTRICAL-OPTICAL MODULATOR

#184
20210080797
2021-03-18

Electrical-optical modulator

#185
20210080796
2021-03-18

Electrical-optical modulator

#186
20210072615
2021-03-11

Folded waveguide phase shifters

#187
20210072614
2021-03-11

Silicon-based optical modulator

#188
20210055623
2021-02-25

Optical module and process of assembling the same

#189
20210041726
2021-02-11

Semiconductor optical device and method for manufacturing the same

#190
20210018815
2021-01-21

Capacitive optical modulator

#191
20210011311
2021-01-14

Circular resonator, and optical modulator and optical element comprising same

#192
20200409231
2020-12-31

Semiconductor device and method of manufacturing the same

#193
20200371153
2020-11-26

Fabrication variation analysis method of silicon Mach-Zehnder electro- optic modulator

#194
20200363695
2020-11-19

Optical semiconductor device

#195
20200363694
2020-11-19

Planar-lightwave-type optical device

#196
20200363665
2020-11-19

Optical modulator robust to fabrication errors through an RF electrical crossing

#197
20200363664
2020-11-19

Optical integrated element and optical module

#198
20200355981
2020-11-12

ELECTRONIC PRODUCTS HAVING EMBEDDED POROUS DIELECTRIC, RELATED SEMICONDUCTOR PRODUCTS, AND THEIR METHODS OF MANUFACTURE

#199
20200348577
2020-11-05

High frequency optical modulator with laterally displaced conduction plane relative to modulating electrodes

#200
20200341345
2020-10-29

MACH-ZEHNDER MODULATOR AND OPTICAL MODULATION DEVICE

#201
20200326605
2020-10-15

Optical modulator and optical transmission device using same

#202
20200310217
2020-10-01

Optical device

#203
20200310035
2020-10-01

Ring resonator with integrated photodetector for power monitoring

#204
20200301238
2020-09-24

Active photonic devices incorporating high dielectric constant materials

#205
20200301178
2020-09-24

Method of fabricating a modulator of the propagation losses and of the index of propagation of an optical signal

#206
20200292908
2020-09-17

Optical modulator having interconnecting ground electrodes for coplanar waveguides

#207
20200292855
2020-09-17

Method and system for a low-voltage integrated silicon high-speed modulator

#208
20200285084
2020-09-10

Electro-optic modulator

#209
20200278589
2020-09-03

Optical architecture with hybrid on-silicon III-V modulator

#210
20200272018
2020-08-27

Mach-zehnder optical modulator and optical modulation method

#211
20200257180
2020-08-13

Vertical junction based silicon modulator

#212
20200257065
2020-08-13

Dispersion compensation for light coupling through slanted facet of optical waveguide

#213
20200233241
2020-07-23

Method and system for a low parasitic silicon high-speed phase modulator using PN finger waveguides

#214
20200225556
2020-07-16

Semiconductor optical modulator

#215
20200225555
2020-07-16

High-efficiency multi-slot waveguide nano-opto-electromechanical phase modulator

#216
20200213028
2020-07-02

Method of transmitting data and transmission system

#217
20200209704
2020-07-02

Method and system for an all-optical wafer acceptance test

#218
20200194964
2020-06-18

Optical device based on series push-pull operation

#219
20200192132
2020-06-18

Optical modulator

#220
20200186253
2020-06-11

DISTRIBUTED TRAVELLING-WAVE MACH-ZEHNDER MODULATOR DRIVER

#221
20200183198
2020-06-11

Electro-optical modulator using waveguides with overlapping ridges

#222
20200161832
2020-05-21

Semiconductor laser source and method for emitting with this laser source

#223
20200142274
2020-05-07

Optical waveguide modulator

#224
20200133091
2020-04-30

PN-junction phase modulator in a large silicon waveguide platform

#225
20200124792
2020-04-23

Photonic integrated circuit devices and methods of forming same

#226
20200110290
2020-04-09

High swing AC-coupled Mach-Zehnder interferometer (MZI) driver

#227
20200106526
2020-04-02

Extinction ratio improvements in silicon photonics

#228
20200099454
2020-03-26

Optical modulator and method of use

#229
20200096835
2020-03-26

Optical switch

#230
20200089076
2020-03-19

Optical modulator

#231
20200073197
2020-03-05

Monolithic electro-optical modulator having RCBC electrode structure

#232
20200064707
2020-02-27

Optical modulator and optical modulator driver devices and methods utilizing independent arm bias to mitigate fabrication errors

#233
20200064548
2020-02-27

Electro-optic waveguide device and optical module

#234
20200057351
2020-02-20

Folded waveguide phase shifters

#235
20200057320
2020-02-20

Optical modulator robust to fabrication errors

#236
20200026147
2020-01-23

Optical waveguide modulator

#237
20200026145
2020-01-23

IQ optical modulator

#238
20200012164
2020-01-09

Method for fabricating Mach-Zehnder modulator, Mach-Zehnder modulator

#239
20200012163
2020-01-09

Optical modulator

#240
20190384135
2019-12-19

Electro-optic modulator

#241
20190384073
2019-12-19

Electro-optically active device

#242
20190348814
2019-11-14

Tunable lasers

#243
20190342026
2019-11-07

Method and system for a polarization immune wavelength division multiplexing demultiplexer

#244
20190339584
2019-11-07

Optical ring circuit with electrical filter

#245
20190339549
2019-11-07

Phase modulator, control method for phase modulator, and fringe projector apparatus

#246
20190324345
2019-10-24

Optical waveguide modulator

#247
20190324298
2019-10-24

Method and apparatus for bias control with a large dynamic range for Mach-Zehnder modulators

#248
20190285964
2019-09-19

Metal-oxide-semiconductor (MOS) optical modulator and method of manufacturing same

#249
20190271897
2019-09-05

Optical waveguide element and optical modulator using the same

#250
20190271896
2019-09-05

Optical modulator, and optical transceiver module using the same

#251
20190265520
2019-08-29

Ultra-responsive phase shifters for depletion mode silicon modulators

#252
20190253149
2019-08-15

Distributed travelling-wave mach-zehnder modulator driver

#253
20190243167
2019-08-08

Method of fabricating a modulator of the propagation losses and of the index of propagation of an optical signal

#254
20190243165
2019-08-08

Optical modulator with automatic bias correction

#255
20190235285
2019-08-01

Compact, energy efficient mach-zehnder interferometers and optical attenuators

#256
20190204515
2019-07-04

Optical modulator and optical transmission device using the same

#257
20190196296
2019-06-27

Multimode interference based VPIN diode waveguides

#258
20190187369
2019-06-20

Semiconductor optical integrated device having buried hetero structure waveguide and deep ridge waveguide

#259
20190180065
2019-06-13

Methods and systems related to remote measuring and sensing

#260
20190173261
2019-06-06

Multimode interference device, mach-zehnder modulation device

#261
20190171084
2019-06-06

Radio-frequency loss reduction in photonic circuits

#262
20190162988
2019-05-30

Method and system for a low parasitic silicon high-speed phase modulator using raised fingers along a PN junction waveguide

#263
20190155064
2019-05-23

Dual-drive push-pull optical modulator with electrical common-mode suppression

#264
20190146304
2019-05-16

Waveguide modulator structures

#265
20190137842
2019-05-09

Mach-Zehnder modulator driver

#266
20190129273
2019-05-02

Optical modulator

#267
20190113823
2019-04-18

Method and system for a vertical junction high-speed phase modulator

#268
20190113822
2019-04-18

Method and system for a vertical junction high-speed phase modulator

#269
20190109647
2019-04-11

Distributed traveling-wave Mach-Zehnder modulator driver

#270
20190094649
2019-03-28

Mach-zehnder modulator

#271
20190094648
2019-03-28

Optical waveguide modulator

#272
20190079366
2019-03-14

Optical waveguide element and optical modulator using the same

#273
20190072834
2019-03-07

Mach-Zehnder modulator, light modulating apparatus

#274
20190064633
2019-02-28

System and method for controlling energy flux modulation

#275
20190049816
2019-02-14

Optical signal generator comprising a phase shifter

#276
20190041717
2019-02-07

Optical modulator and optical transmission device using same

#277
20190027899
2019-01-24

Rapidly tunable silicon modulated laser

#278
20190027898
2019-01-24

Single-pass ring-modulated laser

#279
20190025615
2019-01-24

Optical modulator

#280
20190020419
2019-01-17

Optical phase modulators

#281
20190018263
2019-01-17

Optical phase modulator with sinusoidal PN junction

#282
20190011800
2019-01-10

SEMICONDUCTOR OPTICAL MODULATOR

#283
20180364502
2018-12-20

Ultra-responsive phase shifters for depletion mode silcon modulators

#284
20180358675
2018-12-13

Serially connected transmission line sections each having a conductive shield member overlying a portion of a strip conductor

#285
20180356654
2018-12-13

Drive circuit

#286
20180351651
2018-12-06

Distributed traveling-wave Mach-Zehnder modulator driver

#287
20180348550
2018-12-06

Method and system for a low-voltage integrated silicon high-speed modulator

#288
20180348430
2018-12-06

Optical waveguide element

#289
20180341165
2018-11-29

Semiconductor device

#290
20180341164
2018-11-29

Optical waveguide modulator

#291
20180335569
2018-11-22

Optical element having a lower core height portion and manufacturing method thereof and optical modulator

#292
20180331498
2018-11-15

Tunable waveguide devices

#293
20180331497
2018-11-15

Tunable waveguide devices

#294
20180323879
2018-11-08

Photonic integrated circuit

#295
20180323877
2018-11-08

PHOTONIC INTEGRATED CIRCUIT

#296
20180321521
2018-11-08

Method and system for a low parasitic silicon high-speed phase modulator with intermittent P-and N-doped raised fingers

#297
20180321520
2018-11-08

Mach-zehnder modulator driver

#298
20180321519
2018-11-08

Method and system for integrated differential electro-absorption modulator device

#299
20180314083
2018-11-01

Optical modulator robust to fabrication errors

#300
20180307062
2018-10-25

Optical modulator with improved efficiency