ClassID:

175500

G02F2201/17 - CPC Classification

Classification description:

Constructional arrangements not provided for in groups  -  Multi-pass arrangements, i.e. arrangements to pass light a plurality of times through the same element, e.g. by using an enhancement cavity

Recent Application in this class:
#1
20240402567
2024-12-05

DEVICE AND METHOD FOR NONLINEAR OPTICAL FREQUENCY-CONVERSION

#2
20230335964
2023-10-19

SHORT PULSE LASER SYSTEM, AND METHOD FOR GENERATING LASER PULSES

#3
20230333439
2023-10-19

OPTICAL MODULATOR, PHASE SHIFTER, AND OPTICAL COMMUNICATION APPARATUS

#4
20230194907
2023-06-22

OPTICAL MODULATOR AND CONTROL METHOD THEREFOR

#5
20230038729
2023-02-09

Apparatus for the spectral broadening of laser pulses and optical system

#6
20220326560
2022-10-13

Image capturing apparatus

#7
20210373413
2021-12-02

Optical modulator from standard fabrication processing

#8
20210278685
2021-09-09

Optical path length extender

#9
20210116735
2021-04-22

Image capturing apparatus

#10
20200012118
2020-01-09

Method and apparatus for a shaped optical path length extender

#11
20180299727
2018-10-18

DISPLAY DEVICES

#12
20180210241
2018-07-26

Ring waveguide modulators

#13
20180053450
2018-02-22

Display device

#14
20180045973
2018-02-15

Method and apparatus for an optical path length extender

#15
20180024414
2018-01-25

Dual frequency pumped optical parametric oscillator

#16
20170125964
2017-05-04

Method and arrangement for spectral broadening of laser pulses for non-linear pulse compression

#17
20170070025
2017-03-09

CW DUV laser with improved stability

#18
20160139487
2016-05-19

Optical modulator from standard fabrication processing

#19
20150124318
2015-05-07

HIGH MAGNETIC FIELD-TYPE MULTI-PASS FARADAY ROTATOR

#20
20140376853
2014-12-25

Mach-Zehnder interferometer type optical modulator

#21
20140320953
2014-10-30

Tunable optical frequency converter based on an ultrasonic grating

#22
20140300948
2014-10-09

Tunable optical frequency converter based on a phase modulator

#23
20140233090
2014-08-21

Laser light source apparatus and temperature control method of wavelength conversion element in laser light source apparatus

#24
20140104560
2014-04-17

Wavelength selective switch including a liquid crystal on silicon

#25
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

#26
20120320448
2012-12-20

Chip-based frequency comb generator with microwave repetition rate

#27
20120294564
2012-11-22

Silicon acousto-optic modulator structure and method

#28
20120212694
2012-08-23

Liquid crystal optical device configured to reduce polarization dependent loss and polarization mode dispersion

#29
20120206792
2012-08-16

Compact narrow bandwidth tunable source

#30
20120154903
2012-06-21

Monolithic fixed optical delay generators

#31
20120147457
2012-06-14

Pulse-width converting apparatus and optical amplifying system

#32
20120069427
2012-03-22

METHOD AND DEVICE FOR ACOUSTO-OPTIC FILTERING WITH LONG OPTICAL AND ACOUSTIC INTERACTION LENGTH

#33
20110243491
2011-10-06

MACH-ZEHNDER INTERFEROMETER TYPE OPTICAL MODULATOR

#34
20110206076
2011-08-25

SEED SOURCE FOR HIGH POWER OPTICAL FIBER AMPLIFIER

#35
20110182306
2011-07-28

GENERATION OF BURST OF LASER PULSES

#36
20110157684
2011-06-30

UV light generator

#37
20110149380
2011-06-23

Electro-optical deflection/modulation

#38
20110075690
2011-03-31

Pump recycling scheme for terahertz generation

#39
20110069969
2011-03-24

WAVEGUIDES AND DEVICES FOR ENHANCED THIRD ORDER NONLINEARITIES IN POLYMER-SILICON SYSTEMS

#40
20110069963
2011-03-24

Optoelectronic switches using on-chip optical waveguides

#41
20110058248
2011-03-10

Infrared frequency comb methods, arrangements and applications

#42
20110032598
2011-02-10

Wavelength conversion laser light source and image display device

#43
20110019704
2011-01-27

Laser beam source device, lighting device, image display apparatus, and monitoring apparatus

#44
20110002578
2011-01-06

Optical device, method for manufacturing the same and optical integrated device using the same

#45
20100302469
2010-12-02

Liquid crystal optical device configured to reduce polarization dependent loss and polarization mode dispersion

#46
20100265570
2010-10-21

Tuneable Optical Amplifier or Optical Parametric Oscillator

#47
20100226003
2010-09-09

Optical parametric oscillator with achromatic phase-maintaining pump return

#48
20100103966
2010-04-29

Wavelength conversion laser, image display device and laser processing device

#49
20100102204
2010-04-29

Active optical limiting semiconductor device and method with active region transparent to light becoming opaque when not biased

#50
20100040093
2010-02-18

Laser beam source device, lighting device, image display apparatus, and monitoring apparatus

#51
20100002735
2010-01-07

Laser source device, wavelength conversion element, method of manufacturing wavelength conversion element, projector, and monitoring device

#52
20090279901
2009-11-12

PASSIVE COMPONENT FOR ALL-OPTICAL REGENERATION OF HIGH LEVELS BY SATURABLE ABSORPTIONS CAVITY

#53
20090279164
2009-11-12

Bi-directional propagation optical signal regenerator and optical signal regenerating method utilizing optical nonlinear effect

#54
20090219958
2009-09-03

WAVELENGTH CONVERTING LASER AND IMAGE DISPLAY

#55
20090207618
2009-08-20

LIGHT SOURCE APPARATUS, IMAGE DISPLAY APPARATUS, AND MONITOR APPARATUS

#56
20090207480
2009-08-20

Wavelength converting apparatus

#57
20090154507
2009-06-18

Nonresonant multiple pass nonlinear structure

#58
20090141340
2009-06-04

Fiber optical parametric oscillator with high power and bandwidth

#59
20090103163
2009-04-23

Reciprocating optical modulation system

#60
20090092350
2009-04-09

Resonator-assisted control of radio-frequency response in an optical modulator

#61
20090080477
2009-03-26

Seed source for high power optical fiber amplifier

#62
20090073543
2009-03-19

High frequency acousto-optic frequency shifter having wide acceptance angle

#63
20090067852
2009-03-12

Optical modulator and optical transmitter

#64
20090040597
2009-02-12

Parametric generation with lateral beam coupling

#65
20090040431
2009-02-12

Liquid crystal display panel

#66
20090016669
2009-01-15

Optical compressor and ultra-short pulse light source

#67
20080265165
2008-10-30

Phase-matched terahertz emitter

#68
20080186710
2008-08-07

Wavelength conversion element, light source device, image display device, and monitor device

#69
20080037098
2008-02-14

Variable optical attenuator

#70
20080008215
2008-01-10

Laser apparatus and method for harmonic beam generation

#71
20070292070
2007-12-20

Optical switch

#72
20070263271
2007-11-15

Electro-optic modulator with adjustable cavity size

#73
20070248124
2007-10-25

All-optical logic gates using nonlinear elements—claim set VI

#74
20070242340
2007-10-18

Polarization controlling apparatus and polarization operation apparatus

#75
20070189706
2007-08-16

All-optical logic gates using nonlinear elements-claim set VI

#76
20070177253
2007-08-02

Near infrared twin photon source

#77
20070091412
2007-04-26

Compact multipass optical isolator

#78
20070076282
2007-04-05

Optical frequency comb generator and optical modulator

#79
20070047872
2007-03-01

Electro-optically tunable optical filter

#80
20070019274
2007-01-25

Double pass light modulator

#81
20070013995
2007-01-18

Cavity-enhanced optical parametric amplification

#82
20060268949
2006-11-30

Method and radiation source for generating pulsed coherent radiation

#83
20060263008
2006-11-23

Hitless tunable optical add drop multiplexer with vernier gratings

#84
20060227411
2006-10-12

Reciprocating optical modulator

#85
20060120414
2006-06-08

Light-emitting device having resonator and light source unit including the light-emitting device

#86
20060092500
2006-05-04

Four-wave-mixing based optical wavelength converter device

#87
20050270616
2005-12-08

System and method for programmable polarization-independent phase compensation of optical signals

#88
20050232542
2005-10-20

Hitless tunable optical add drop multiplexer with vernier gratings

#89
20050212993
2005-09-29

Liquid crystal display panel with broadband interference polarizers

#90
20050195879
2005-09-08

Slab type solid-state laser medium and slab type nonlinear optical medium each using light path formed by multiple reflection caused by three reflecting surfaces

#91
20050146769
2005-07-07

Magneto-optical devices

#92
20050134958
2005-06-23

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

#93
20050084198
2005-04-21

Variable polarization plane rotator and optical device using same

#94
20050068645
2005-03-31

Reflective adjustable optical deflector and optical device employing the same

#95
20050046837
2005-03-03

Spectroscopic apparatus

#96
20050008046
2005-01-13

Frequency conversion efficiency

#97
20050008045
2005-01-13

Laser with reflective etalon tuning element

#98
20050006630
2005-01-13

Periodically poled potassium titanyl phosphate crystal