Patents-Review.com
ClassID:

215913 ⎘

H01S5/06817 - CPC Classification

Classification description:

Semiconductor lasers; Arrangements for controlling the laser output parameters, e.g. by operating on the active medium; Stabilisation of laser output parameters Noise reduction

Recent Application in this class:
#1
20250337219
2025-10-30

ELECTRONIC MODULE FOR GENERATING LIGHT PULSES FOR LIDAR APPLICATIONS AND METHOD FOR MANUFACTURING THE ELECTRONIC MODULE

 #2
20250149854
2025-05-08

GUIDANCE FOR INTRAORAL SCANNING

 #3
20240213742
2024-06-27

Guidance for positioning and orienting field of view of intraoral scanning

 #4
20240014631
2024-01-11

MANAGING LASER SYSTEM OPTICAL CHARACTERISTICS

 #5
20230268716
2023-08-24

NARROW LINEWIDTH LASER WITH FLAT FREQUENCY MODULATION RESPONSE

 #6
20230208100
2023-06-29

Negative bias to improve phase noise

 #7
20230198231
2023-06-22

Semiconductor Laser Component and Method for Operating at Least One Semiconductor Laser

 #8
20230045492
2023-02-09

LASER DIODE DRIVER CIRCUITS AND METHODS OF OPERATING THEREOF

 #9
20220368107
2022-11-17

Vertical cavity surface emitting device

 #10
20220360043
2022-11-10

Electronics driver for pulsed discharge

 #11
20220302677
2022-09-22

Guidance for intraoral scanning

 #12
20220214430
2022-07-07

ELECTRONIC MODULE FOR GENERATING LIGHT PULSES FOR LIDAR APPLICATIONS AND METHOD FOR MANUFACTURING THE ELECTRONIC MODULE

 #13
20210376558
2021-12-02

Semiconductor optical integrated device

 #14
20210336416
2021-10-28

External-cavity laser with reduced frequency noise

 #15
20210234336
2021-07-29

Laser diode driver circuits and methods of operating thereof

 #16
20210175684
2021-06-10

Laser diode drive system

 #17
20210028602
2021-01-28

Systems and methods for chip-scale lasers with low spatial coherence and directional emission

 #18
20200348005
2020-11-05

Intraoral scanner with integrated viewfinder

 #19
20200067273
2020-02-27

Multi-wavelength semiconductor lasers

 #20
20200006918
2020-01-02

Sweeping signal generating device

 #21
20190386455
2019-12-19

Light source device

 #22
20190363510
2019-11-28

Optical module

 #23
20190252854
2019-08-15

VCSEL based low coherence emitter for confocal 3D scanner

 #24
20190235059
2019-08-01

Transmitting unit and lidar device using at least two radiation sources having at least one of a settable operating temperature and a settable emission wavelength to generate and emit punctiform or linear electromagnetic beams for scanning a scanning range

 #25
20190229494
2019-07-25

Integrated pound-drever-hall laser stabilization system

 #26
20190214789
2019-07-11

Guiding and confining of electromagnetic modes in low-index materials

 #27
20190190608
2019-06-20

Integrated optical transceiver

 #28
20190190234
2019-06-20

Digitally integrated self-trained pre-distortion curve finder for linearly frequency swept semiconductor laser systems

 #29
20190131769
2019-05-02

Laser power adjustment during tuning to compensate for detector response and varying background absorption

 #30
20190036305
2019-01-31

Stable linewidth narrowing of a coherent comb laser

 #31
20190036304
2019-01-31

Stable linewidth narrowing of a coherent comb laser

 #32
20190027897
2019-01-24

Method and apparatus for coherence enhancement of sweep velocity locked lasers via all-electronic upconversion

 #33
20180261978
2018-09-13

Multi-wavelength semiconductor lasers

 #34
20180109074
2018-04-19

GaNFET as energy store for fast laser pulser

 #35
20180048117
2018-02-15

Method to tune emission wavelength of wavelength tunable laser apparatus and laser apparatus

 #36
20180006432
2018-01-04

Light-emitting component and light-emitting device

 #37
20170250521
2017-08-31

Optical transmission module

 #38
20170222404
2017-08-03

VCSEL based low coherence emitter for confocal 3D scanner

 #39
20170149209
2017-05-25

Optical transmitter implementing wavelength tunable diode

 #40
20170117684
2017-04-27

Vertical external cavity surface emitting laser devices allowing high coherence, high power and large tunability

 #41
20160276803
2016-09-22

Optical transmitter emitting light with narrowed linewidth

 #42
20160254646
2016-09-01

Optical frequency divider based on an electro-optical-modulator frequency comb

 #43
20160149378
2016-05-26

Optical amplification device

 #44
20160149377
2016-05-26

Optoelectronic oscillator

 #45
20160099543
2016-04-07

Semiconductor laser device

 #46
20160013781
2016-01-14

Laser diode driver damping circuit

 #47
20160013617
2016-01-14

Laser diode driver damping circuit

 #48
20150349485
2015-12-03

System and method to compensate for frequency distortions and polarization induced effects in optical systems

 #49
20150295385
2015-10-15

Switched radio frequency (RF) driver for tunable laser with multiple in-line sections

 #50
20150263486
2015-09-17

Light source apparatus, light source unit, and image display apparatus

 #51
20150110139
2015-04-23

Actuation device for a laser diode, laser projection system and method for speckle reduction in a laser diode

 #52
20150049777
2015-02-19

High SMSR unidirectional etched lasers and low back-reflection photonic device

 #53
20150030045
2015-01-29

Noise detection, diagnostics, and control of modelocked lasers

 #54
20140247847
2014-09-04

Laser system

 #55
20140177659
2014-06-26

Semiconductor laser device

 #56
20140153083
2014-06-05

RIN REDUCED OPTICAL SOURCE FOR OPTICAL COHERENCE TOMOGRAPHY

 #57
20130208746
2013-08-15

Laser system with wavelength converter

 #58
20130076266
2013-03-28

Laser diode driver damping circuit

 #59
20110019708
2011-01-27

High SMSR unidirectional etched lasers and low back-reflection photonic device

 #60
20100245990
2010-09-30

Semiconductor optical amplifier and optical module

 #61
20100103805
2010-04-29

SEMICONDUCTOR LASER DRIVING DEVICE, OPTICAL HEAD DEVICE AND OPTICAL INFORMATION RECORDING/REPRODUCING DEVICE

 #62
20100054288
2010-03-04

Method and device for reducing laser phase noise

 #63
20070071040
2007-03-29

Method and system for noise control in semiconductor spectroscopy system

 #64
20070047599
2007-03-01

Piezo activated mode tracking system for widely tunable mode-hop-free external cavity mid-IR semiconductor lasers

 #65
20060171436
2006-08-03

Solid laser apparatus

 #66
20060078339
2006-04-13

System and method for reducing interferometric distortion and relative intensity noise in directly modulated fiber optic links

 #67
20060065834
2006-03-30

Method and system for noise control in semiconductor spectroscopy system

 #68
20050180474
2005-08-18

Low relative intensity noise fiber grating type laser diode

 #69
16177281
2020-01-14

GaNFET as energy store for fast laser pulser

 #70
15841715
2018-06-19

Circuit layout of laser source driving circuit

 #71
15647772
2018-08-14

Cavity stabilized laser drift compensation

 #72
15425889
2018-01-16

Mode-hop-free hybrid external-cavity laser with passive thermo-optic coefficient compensation

 #73
13902651
2014-11-11

Ultra-low frequency noise external cavity semiconductor laser with integrated waveguide grating and modulation section electronically stabilized by dual frequency feedback control circuitry