Patents-Review.com
ClassID:

172530 ⎘

G01S7/4916 - CPC Classification

Classification description:

Details of systems according to groups of systems according to group; Details of non-pulse systems; Receivers using self-mixing in the laser cavity

Recent Application in this class:
#1
20250027763
2025-01-23

OPTOELECTRONIC DEVICE, SELF-MIXING INTERFEROMETER AND METHOD FOR OPERATING A SELF-MIXING INTERFEROMETER

 #2
20240402315
2024-12-05

OPTICAL DEVICE FOR PROXIMITY SENSING OR ABSOLUTE DISTANCE MEASUREMENTS

 #3
20240063607
2024-02-22

LASER SENSOR AND METHOD OF MANUFACTURING A LASER SENSOR

 #4
20230296737
2023-09-21

Frequency information rapid extraction for ranging applications

 #5
20230251359
2023-08-10

Beam Displacement Apparatus for Light Detection and Ranging

 #6
20230152081
2023-05-18

Self-Mixing Interference Device for Sensing Applications

 #7
20230070733
2023-03-09

Vernier Scan Architecture for Self-Mixing Interferometry Phase Measurements

 #8
20230050363
2023-02-16

Collaborative Phase-Shift Laser Ranging Device Based on Differential Modulation and Demodulation of Coarse and Precise Measuring Wavelength and Ranging Method Thereof

 #9
20220404498
2022-12-22

DISTANCE AND SPEED MEASURING APPARATUS

 #10
20220349703
2022-11-03

Laser sensor, system and method for self-mixing interferometry

 #11
20220342057
2022-10-27

BEAM WALKOFF MITIGATION FOR LIGHT DETECTION AND RANGING

 #12
20220320820
2022-10-06

Laser-integrated balance detection for self-mixing interferometry

 #13
20220155052
2022-05-19

Configuration and Operation of Array of Self-Mixing Interferometry Sensors

 #14
20220075044
2022-03-10

Beam walkoff mitigation for light detection and ranging

 #15
20220075043
2022-03-10

Beam displacement apparatus for light detection and ranging

 #16
20220011431
2022-01-13

CAMERA SENSOR FOR LIDAR WITH DOPPLER-SENSING PIXELS

 #17
20210364273
2021-11-25

Handling obstructions and transmission element contamination for self-mixing particulate matter sensors

 #18
20210311172
2021-10-07

Frequency information rapid extraction for ranging applications

 #19
20210124118
2021-04-29

Photonic edge coupler

 #20
20210124048
2021-04-29

Photonic circulator for a LiDAR device

 #21
20210124031
2021-04-29

LiDAR device including a pseudo-random optical phased array

 #22
20210124025
2021-04-29

Apparatus and system for a LiDAR antenna

 #23
20210124024
2021-04-29

Photonic circulator for a LiDAR device

 #24
20210011131
2021-01-14

LIDAR sensor apparatus and control method thereof

 #25
20210003385
2021-01-07

Self-mixing interference device for sensing applications

 #26
20200319082
2020-10-08

Particulate matter sensors based on split beam self-mixing interferometry sensors

 #27
20200318945
2020-10-08

Handling obstructions and transmission element contamination for self-mixing particulate matter sensors

 #28
20200301011
2020-09-24

Range finding device and range finding method

 #29
20200096314
2020-03-26

Method of suppressing false positive signals during self mixing interference particle detection

 #30
20200088860
2020-03-19

COHERENT FMCW LIDAR SYSTEM

 #31
20190293543
2019-09-26

Method and apparatus for measuring the properties of a liquid

 #32
20190285753
2019-09-19

Laser sensor for particle detection

 #33
20190146065
2019-05-16

COMPACT LASER SENSOR

 #34
20180224368
2018-08-09

Laser sensor for multi parameter detection

 #35
20180209892
2018-07-26

Laser sensor for particle size detection

 #36
20180209779
2018-07-26

Laser sensor for particle density detection

 #37
20180116512
2018-05-03

Measurement of ocular parameters using vibrations induced in the eye

 #38
20170038290
2017-02-09

Floating particle detection device

 #39
20160363667
2016-12-15

Distance measurement apparatus

 #40
20160320173
2016-11-03

Method of measuring a change in an optical path length using differential laser self-mixing interferometry and a differential laser self-mixing interferometry measuring system

 #41
20160003862
2016-01-07

Velocity deviation measuring device and method

 #42
20150077735
2015-03-19

Device for determining wind speed comprising a plurality of laser sources

 #43
20140085635
2014-03-27

Determining a flow characteristic of an object being movable in an element

 #44
20130226508
2013-08-29

Velocity determination apparatus

 #45
20130215410
2013-08-22

Velocity measuring system

 #46
20130120759
2013-05-16

Apparatus, method and computer program for determining a distance to an object using a determined peak width of a self-mixing interference (SMI) signal

 #47
20130063718
2013-03-14

DEVICE FOR THE OPTICAL MEASUREMENT OF A PHYSICAL PARAMETER

 #48
20130033696
2013-02-07

Physical quantity sensor and physical quantity measuring method

 #49
20120290242
2012-11-15

COUNTING DEVICE, PHYSICAL QUANTITY SENSOR, COUNTING METHOD AND PHYSICAL QUANTITY MEASURING METHOD

 #50
20120167663
2012-07-05

LASER-BASED METHOD FOR FRICTION COEFFICIENT CLASSIFICATION IN MOTOR VEHICLES

 #51
20120092675
2012-04-19

Method and device for detecting motion

 #52
20120016615
2012-01-19

Method for adjusting a self mixing laser sensor system for measuring the velocity of a vehicle

 #53
20120010858
2012-01-12

SIGNAL EVALUATING DEVICE AND SIGNAL EVALUATING METHOD

 #54
20120004877
2012-01-05

SIGNAL EVALUATING DEVICE AND SIGNAL EVALUATING METHOD

 #55
20120004865
2012-01-05

METHOD FOR MEASURING A FLUID VELOCITY AND RELATED APPARATUS

 #56
20120002189
2012-01-05

APPARATUS FOR DETERMINING A FLOW PROPERTY OF A FLUID

 #57
20110285984
2011-11-24

Velocity measuring system

 #58
20110228254
2011-09-22

Physical quantity sensor and physical quantity measuring method

 #59
20110164243
2011-07-07

Velocity measuring device and method

 #60
20110160967
2011-06-30

Velocity determination apparatus

 #61
20110035093
2011-02-10

Sensor system, vehicle control system and driver information system for vehicle safety

 #62
20110032959
2011-02-10

Counting device, physical quantity sensor, counting method and physical quantity measuring method

 #63
20110007299
2011-01-13

Laser sensor system based on self-mixing interference

 #64
20100328680
2010-12-30

OPTICAL SENSOR

 #65
20100290030
2010-11-18

Sensor device and method for detecting the motion of a vehicle

 #66
20100177300
2010-07-15

Measuring device

 #67
20100081940
2010-04-01

Laser self-mixing sensors for biological sensing

 #68
20100073683
2010-03-25

Reflective photoelectric sensor and object detecting method

 #69
20090303458
2009-12-10

Device and method for measuring relative movement

 #70
20090279070
2009-11-12

Range finder/velocimeter and range-finding/velocimetry method

 #71
20080304042
2008-12-11

Distance/speed meter and distance/speed measuring method

 #72
20080181354
2008-07-31

Counting device, distance meter, counting method, and distance measuring method

 #73
20080007713
2008-01-10

Optical Input Device and Method of Measuring Relative Movement of an Object and an Optical Input Device

 #74
20070206180
2007-09-06

Movement sensor

 #75
20070091295
2007-04-26

Self-mixing laser range sensor

 #76
20070002013
2007-01-04

Input device using laser self-mixing velocimeter

 #77
20050062955
2005-03-24

System and method for measuring velocity using frequency modulation of laser output

 #78
16773827
2022-02-08

Configuration and operation of array of self-mixing interferometry sensors