ClassID:

175434

G02F1/3544 - 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; Non-linear optics; Frequency conversion, i.e. wherein a light beam is generated with frequency components different from those of the incident light beams Particular phase matching techniques

Sub-classes:
Recent Application in this class:
#1
20260079380
2026-03-19

TERAHERTZ WAVE GENERATING DEVICE

#2
20260036870
2026-02-05

TERAHERTZ WAVE GENERATING DEVICE

#3
20260003246
2026-01-01

NONLINEAR OPTICAL SYSTEM FOR GENERATING HIGH AVERAGE POWER TUNABLE LIGHT

#4
20250377574
2025-12-11

CRYSTAL WAVEGUIDE FOR FREQUENCY CONVERSION

#5
20250266653
2025-08-21

WAVELENGTH-TUNABLE LASER FOR HIGH-AVERAGE POWER

#6
20250155774
2025-05-15

NONLINEAR SOLID STATE DEVICES FOR OPTICAL RADIATION IN FAR-UV SPECTRUM

#7
20250062588
2025-02-20

DEVICE FOR MEASURING CARRIER-ENVELOPE PHASE, STABILIZED LIGHT SOURCE, AND METHOD FOR MEASURING CARRIER-ENVELOPE PHASE

#8
20240402567
2024-12-05

DEVICE AND METHOD FOR NONLINEAR OPTICAL FREQUENCY-CONVERSION

#9
20240235143
2024-07-11

LASER GENERATION APPARATUS AND SOURCES USING THE SAME

#10
20240201560
2024-06-20

RADIATION FIELD PROVISION DEVICE

#11
20240192574
2024-06-13

Nonlinear wave mixing system with grating-assisted phase matching

#12
20230393331
2023-12-07

ARRANGEMENT AND METHOD FOR EFFICIENT NON-LINEAR LIGHT CONVERSION

#13
20230358948
2023-11-09

Hollow-core fibre and method of manufacturing thereof

#14
20230178957
2023-06-08

SOLID-STATE LASER SYSTEM, PHASE MATCHING METHOD, AND ELECTRONIC DEVICE MANUFACTURING METHOD

#15
20230116165
2023-04-13

Gain balanced nonlinear optical interferometer

#16
20230107007
2023-04-06

Systems and methods for hybrid-mode-family optical parametric oscillation for robust coherent light generation on-chip

#17
20220229345
2022-07-21

OPTICAL WAVEGUIDE STRUCTURE

#18
20220229344
2022-07-21

System and method for dual-comb microwave imaging

#19
20220155650
2022-05-19

WAVELENGTH CONVERSION SYSTEM, LASER SYSTEM, AND ELECTRONIC DEVICE MANUFACTURING METHOD

#20
20220146907
2022-05-12

Hollow-core fibre and method of manufacturing thereof

#21
20220146906
2022-05-12

Laser beams methods and systems

#22
20220128884
2022-04-28

Optical frequency conversion method, apparatus, and device

#23
20220100050
2022-03-31

Method for transposing the frequency of an optical signal by mixing a plurality of waves

#24
20220011645
2022-01-13

Reflection and/or diffraction-based method and setup to generate high-energy terahertz pulses

#25
20210389644
2021-12-16

Parametric light generation method and its application

#26
20210208473
2021-07-08

Laser beams methods and systems

#27
20210208472
2021-07-08

Liquid crystal phase shifter and manufacturing method thereof

#28
20210141284
2021-05-13

Nonlinear optical crystal with corrected phase matching angle

#29
20210088871
2021-03-25

High-speed real-time sampling and measuring device and method for mid-infrared ultrafast light signal

#30
20200387047
2020-12-10

Wavelength converter

#31
20200363697
2020-11-19

Wavelength conversion system and processing method

#32
20200341347
2020-10-29

Gain balanced nonlinear optical interferometer

#33
20200333684
2020-10-22

OPTICAL SYSTEM FOR NARROWING THE BANDWIDTH OF RADIATION

#34
20200264491
2020-08-20

Optical wavelength conversion device

#35
20200233280
2020-07-23

Kind of visible ultraviolet band optical frequency converter

#36
20200225558
2020-07-16

Densely-packed optical phased arrays via k-vector mismatch and metamaterial rods

#37
20200218127
2020-07-09

Optical wavelength conversion device and method for manufacturing the same

#38
20200142277
2020-05-07

OPTICAL PARAMETRIC OSCILLATOR FOR GENERATING AN OPTICAL FREQUENCY COMB

#39
20200041868
2020-02-06

Temporal modes of electromagnetic radiation using nonlinear optical cavities and shaped laser pulses

#40
20200041867
2020-02-06

Method and setup to generate terahertz radiation scalable in energy

#41
20190372300
2019-12-05

Generation of VUV, EUV, and X-ray light using VUV-UV-VIS lasers

#42
20190346739
2019-11-14

Gain balanced nonlinear optical interferometer

#43
20190155125
2019-05-23

High order harmonic generation optimization system and method in tight focusing geometry

#44
20190129277
2019-05-02

Variable-astigmatism beam adaptation device and frequency conversion units

#45
20190011803
2019-01-10

Optical solid-state beam steering using non-linear converter

#46
20180373119
2018-12-27

Method to generate terahertz radiation and terahertz radiation source

#47
20180307117
2018-10-25

Frequency-conversion crystal for femtosecond-laser pulses

#48
20180292729
2018-10-11

Method to generate terahertz radiation and terahertz radiation source

#49
20180252985
2018-09-06

Method and apparatus for frequency comb generation using an optical manipulator

#50
20180143510
2018-05-24

Terahertz wave generator

#51
20180073981
2018-03-15

Light source apparatus, and information acquisition apparatus using the same

#52
20180031949
2018-02-01

Heterogeneous waveguides and methods of manufacture

#53
20170356734
2017-12-14

High-sensitive swept-source optical coherence tomography system and methods of use thereof

#54
20170307957
2017-10-26

Optical frequency shift device and method

#55
20170269456
2017-09-21

Nonlinear optical crystal material, method for preparation thereof, and application thereof

#56
20170269455
2017-09-21

Method and apparatus for generating THz radiation

#57
20170264070
2017-09-14

Optical comb carrier envelope-offset frequency control using intensity modulation

#58
20170261832
2017-09-14

Optical comb carrier envelope frequency control using a rotating waveplate frequency shifter

#59
20170235209
2017-08-17

Optical amplifier arrangement, laser amplifier system and process

#60
20170214474
2017-07-27

Devices and methods for converting electromagnetic signals into optical signals

#61
20170199443
2017-07-13

Systems for nonlinear optical wave-mixing

#62
20170146887
2017-05-25

Apparatus and methods for generating nonlinear effects in centrosymmetric materials

#63
20170090270
2017-03-30

Frequency converter system conversion cell and frequency conversion system

#64
20170067783
2017-03-09

Systems and methods for high-contrast, near-real-time acquisition of terahertz images

#65
20170059963
2017-03-02

Terahertz-wave generating element terahertz-wave detecting element and terahertz time-domain spectroscopy device

#66
20160320686
2016-11-03

Laser apparatus with cascade of nonlinear frequency mixers

#67
20160315442
2016-10-27

Generation of VUV, EUV, and X-ray light using VUV-UV-VIS lasers

#68
20160306258
2016-10-20

Direct entangled triplet-photon sources and methods for their design and fabrication

#69
20160231639
2016-08-11

Method of fabricating wavelength conversion device

#70
20160202595
2016-07-14

Periodic polarization reversal electrode, periodic polarization reversal structure forming method and periodic polarization reversal element

#71
20160195676
2016-07-07

Integrated photonic devices based on waveguides patterned with optical antenna arrays

#72
20160072247
2016-03-10

Device for frequency conversion of a laser beam generated with a first frequency by a laser beam source

#73
20160020576
2016-01-21

Laser device

#74
20160004139
2016-01-07

TUNABLE NONLINEAR BEAM SHAPING BY A NON-COLLINEAR INTERACTION

#75
20150354940
2015-12-10

Light source apparatus and information acquisition apparatus including the same

#76
20150248047
2015-09-03

Terahertz Mixer and Optical Fiber Coupled Terahertz Mixer

#77
20150244143
2015-08-27

Methods and apparatus for generating terahertz radiation

#78
20150180194
2015-06-25

Controllable multi-wavelength laser source

#79
20150139262
2015-05-21

Photonic micro-structured vacuum-ultraviolet radiation source based on solid-state frequency conversion

#80
20150131068
2015-05-14

Laser device, and exposure device and inspection device provided with laser device

#81
20150117826
2015-04-30

Direct entangled triplet-photon sources and methods for their design and fabrication

#82
20150109660
2015-04-23

Method of fabricating wavelength conversion device

#83
20150086148
2015-03-26

High harmonic optical generator

#84
20150036210
2015-02-05

Optical amplifier

#85
20150002921
2015-01-01

Point-wise phase matching for nonlinear frequency generation in dielectric resonators

#86
20150001375
2015-01-01

System and method for processing electromagnetic radiation

#87
20140191131
2014-07-10

Terahertz wave generator and terahertz wave measurement method

#88
20130314767
2013-11-28

Systems and methods for fiber optic parametric amplification and nonlinear optical fiber for use therein

#89
20130293942
2013-11-07

METHOD FOR OPTIMIZING HYPERFINE APERIODIC OPTICAL SUPERLATTICE

#90
20130293895
2013-11-07

LIGHT SOURCE DEVICE, ANALYSIS DEVICE, AND LIGHT GENERATION METHOD

#91
20130272323
2013-10-17

Methods and apparatus for generating terahertz radiation

#92
20130250979
2013-09-26

Stabilizing beam pointing of a frequency-converted laser system

#93
20130202003
2013-08-08

Wavelength converter, wavelength converting device, solid state laser device, and laser system

#94
20130182303
2013-07-18

Atom phase-controlled double rephasing-based quantum memory and double-rephased photon echo method therefor

#95
20130128340
2013-05-23

Optical parametric generator based on a slant-stripe periodically poled nonlinear material with optimized lateral output coupling of a terahertz signal

#96
20130075629
2013-03-28

TERAHERTZ WAVE GENERATOR

#97
20130075597
2013-03-28

Electromagnetic wave detection device

#98
20130068971
2013-03-21

Electromagnetic wave emission device

#99
20130064256
2013-03-14

Controllable multi-wavelength laser source

#100
20130044489
2013-02-21

Laser light source

#101
20130028277
2013-01-31

Frequency conversion of laser radiation

#102
20130010351
2013-01-10

Bent structures and resonators with quasi-phase-matched four-wave-mixing and methods for converting or amplifying light

#103
20120318983
2012-12-20

Terahertz-wave generating element, terahertz-wave detecting element, and terahertz time-domain spectroscopy device

#104
20120262779
2012-10-18

Nested-cavity optical parametric oscillator for fast frequency tuning

#105
20120257270
2012-10-11

Systems and methods for fiber optic parametric amplification and nonlinear optical fiber for use therein

#106
20120236894
2012-09-20

WAVELENGTH CONVERSION DEVICE, SOLID-STATE LASER APPARATUS, AND LASER SYSTEM

#107
20120218763
2012-08-30

Wavelength Conversion Light Source Device

#108
20120200911
2012-08-09

High-power electromagnetic sum frequency generator system

#109
20120176666
2012-07-12

LASER APPARATUS AND METHOD TO GENERATE UV LASER LIGHT

#110
20120153190
2012-06-21

METHOD FOR MANUFACTURING WAVELENGTH CONVERSION ELEMENT

#111
20120110820
2012-05-10

QUASI NON-CRITICAL PHASE MATCHED AND CONTRA-PHASE MATCHED STRUCTURES

#112
20120099184
2012-04-26

Wavelength conversion laser light source and image display device

#113
20110243163
2011-10-06

WEDGE-FACETED NONLINEAR CRYSTAL FOR HARMONIC GENERATION

#114
20110243161
2011-10-06

Frequency conversion of a laser beam using a partially phase-mismatched nonlinear crystal

#115
20110228380
2011-09-22

Non-linear optical device

#116
20110206314
2011-08-25

Method for Generating a Spectral Broadband Source by Phase Matching Including Leaky Modes

#117
20110063719
2011-03-17

Compensation for the Gouy phase shift in quasi-phase matching

#118
20110063718
2011-03-17

Optical frequency up-conversion of femtosecond pulses into targeted single bands in the visible and ultraviolet

#119
20110013264
2011-01-20

Quasi non-critical phase matched and contra-phase matched structures

#120
20110012036
2011-01-20

Compact high power terahertz radiation cell

#121
20110007772
2011-01-13

Phase-matched generation of coherent soft and hard X-rays using IR lasers

#122
20100321767
2010-12-23

Methods and devices for generation of broadband pulsed radiation

#123
20100303108
2010-12-02

Wavelength converting element and wavelength converting laser apparatus

#124
20100296153
2010-11-25

Method and arrangement for the frequency conversion of coherent optical radiation

#125
20100254413
2010-10-07

Semiconductor laser excited solid-state laser device

#126
20100220384
2010-09-02

Laser device, laser display apparatus, laser radiating apparatus, and nonlinear optical element

#127
20100110533
2010-05-06

Laser light source, and image display apparatus and processing apparatus using the same

#128
20100073110
2010-03-25

Solid state terahertz radiation frequency multiplier

#129
20100054296
2010-03-04

TERAHERTZ WAVE GENERATING APPARATUS AND TERAHERTZ WAVE GENERATING METHOD

#130
20100039699
2010-02-18

Wavelength converter and wavelength conversion apparatus

#131
20100008387
2010-01-14

Wavelength conversion apparatus, laser light generating apparatus and wavelength conversion method

#132
20100002283
2010-01-07

Kerr effect compensated optical ring resonator

#133
20090073543
2009-03-19

High frequency acousto-optic frequency shifter having wide acceptance angle

#134
20090028195
2009-01-29

SYSTEM AND METHOD FOR FREQUENCY CONVERSION OF COHERENT LIGHT

#135
20080265165
2008-10-30

Phase-matched terahertz emitter

#136
20080247428
2008-10-09

Efficient harmonic generation and frequency conversion in multi-mode cavities

#137
20080232406
2008-09-25

Optical continuum source including light generation beyond wavelength edges of continuum

#138
20080179769
2008-07-31

Repositionable electrode for poling of ferroelectric crystal materials

#139
20080175282
2008-07-24

Wavelength conversion device

#140
20080174736
2008-07-24

Mobile charge induced periodic poling and device

#141
20080160329
2008-07-03

MULTILAYER COATING FOR QUASI-PHASE-MATCHING ELEMENT

#142
20080144672
2008-06-19

Phase matching of high order harmonic generation using dynamic phase modulation caused by a non-collinear modulation pulse

#143
20080049796
2008-02-28

Optical wavelength conversion light source

#144
20080037600
2008-02-14

Wavelength conversion laser device

#145
20080037599
2008-02-14

Wavelength conversion laser apparatus

#146
20070297033
2007-12-27

Hybrid nonlinear optical conversion and optical parametric oscillation

#147
20070133082
2007-06-14

Amplitude modulation for quasi-phasematched nonlinear optical frequency converters

#148
20070058240
2007-03-15

Design of quasi-phasematched optical frequency converters

#149
20060250677
2006-11-09

Methods and systems to enhance multiple wave mixing process

#150
20060209912
2006-09-21

Monolithic microchip laser with intracavity beam combining and sum frequency or difference frequency mixing

#151
20060193231
2006-08-31

Optical multilayer disk, multiwavelength light source, and optical system using them

#152
20060132902
2006-06-22

Design of quasi-phasematched optical frequency converters

#153
20060044642
2006-03-02

Blue-light generating femtosecond wavelength-tunable non-collinear optical parametric amplifier

#154
20050280886
2005-12-22

Multiple channel optical frequency mixers for all-optical signal processing

#155
20050254532
2005-11-17

Solid state UV laser

#156
20050213193
2005-09-29

Optical communication-use wavelength conversion device

#157
20050174629
2005-08-11

Wavelength conversion element

#158
20050134958
2005-06-23

High-efficiency multiple-pass nonlinear optical wavelength converter with an electro-optic phase compensator and amplitude modulator

#159
20050025422
2005-02-03

Nonlinear optical guided mode resonance filter

#160
20050008046
2005-01-13

Frequency conversion efficiency

#161
20050008045
2005-01-13

Laser with reflective etalon tuning element

#162
20050006630
2005-01-13

Periodically poled potassium titanyl phosphate crystal

#163
18243776
2026-02-10

Electro-optic THZ emitter and receiver devices and method of fabrication

#164
16503258
2020-12-01

System and method for generating multiple simultaneous, co-propagating wavelengths via nonlinear wavelength conversion

#165
16126968
2020-03-03

Waveguide having a phase-matching region

#166
16054233
2020-11-03

Optical-frequency up-converting spectrometric imager

#167
16025990
2019-01-29

Multi-parameter noncollinear phase-matching for high-average-power optical parametric chirped-pulse amplifier

#168
15433128
2018-04-03

Optimized wavelength-tuned nonlinear frequency conversion using a liquid crystal clad waveguide

#169
14627925
2017-08-22

Double lens device for tunable harmonic generation of laser beams in KBBF/RBBF crystals or other non-linear optic materials