ClassID:

165784

G01J1/0295 - CPC Classification

Classification description:

Photometry, e.g. photographic exposure meter; Details Constructional arrangements for removing other types of optical noise or for performing calibration

Recent Application in this class:
#1
20260098754
2026-04-09

LIGHT SOURCE CORRECTION METHOD FOR LOW-LIGHT DETECTION

#2
20260029274
2026-01-29

SYSTEMS AND METHODS FOR DETERMINING A SENSOR POWER RATIO

#3
20250389578
2025-12-25

LUMINANCE CALIBRATION DEVICE

#4
20250383231
2025-12-18

OPTICAL CALIBRATION STRUCTURES FOR OPTICAL PROBES, OPTICAL PROBE SYSTEMS THAT INCLUDE THE OPTICAL CALIBRATION STRUCTURES, AND METHODS OF CALIBRATING A PLURALITY OF OPTICAL PROBES

#5
20250290795
2025-09-18

COHERENT DETECTION FOR THE IDENTIFICATION OF SCATTERED LASER LIGHT IN A BRIGHT INCOHERENT BACKGROUND

#6
20250109983
2025-04-03

MODULE PACKAGING ARCHITECTURE TO REDUCE CROSSTALK IN AN OPTICAL SENSOR

#7
20250020507
2025-01-16

PHOTOMETRIC APPARATUS, CALIBRATION SYSTEM, CALIBRATION METHOD, AND NON-TRANSITORY RECORDING MEDIUM

#8
20240271995
2024-08-15

MEASURING INSTRUMENT WITH BUILT-IN CALIBRATION DATA

#9
20240247977
2024-07-25

MEASUREMENT METHOD FOR CHARACTERIZATION OF A PHOTODETECTOR

#10
20240201010
2024-06-20

SENSOR WITH AN OMNIDIRECTIONAL FIELD OF VIEW

#11
20240044701
2024-02-08

LIGHT SENSOR STRUCTURE AND MANUFACTURING METHOD THEREOF

#12
20240035881
2024-02-01

DEVICE AND METHOD FOR MEASURING IRRADIANCE

#13
20240035880
2024-02-01

Low noise optical assembly

#14
20230332942
2023-10-19

ELECTROMAGNETIC WAVE DETECTOR AND ELECTROMAGNETIC WAVE DETECTOR ARRAY

#15
20230304854
2023-09-28

Optical-path calibration module

#16
20230131042
2023-04-27

Optoelectronic sensor device, detector and electronic device, and method of operating such a sensor device or detector

#17
20230034351
2023-02-02

SYSTEMS AND METHODS OF SENSOR CALIBRATION USING SWITCHABLE IN-PATH OPTICAL DIFFUSER

#18
20220260414
2022-08-18

Methods and apparatuses for detecting ambient light illuminance and for computing correction coefficient and electronic device

#19
20220214213
2022-07-07

Sensing System for the Detection of Electromagnetic Radiation

#20
20220128400
2022-04-28

LIGHT SENSOR STRUCTURE AND MANUFACTURING METHOD THEREOF

#21
20210231489
2021-07-29

Cover for testing a light sensor

#22
20210207993
2021-07-08

Photoelectric detection circuit comprising a first photoelectric sensing element for optical signal detection and a second photosensing element with a light shield

#23
20210055156
2021-02-25

Method for calibrating a photodetector

#24
20210020797
2021-01-21

Electromagnetic wave detector, and electromagnetic wave detector array

#25
20200326234
2020-10-15

Optical sensing circuit, display panel and display sensing panel

#26
20200292379
2020-09-17

Rear surface incident type light receiving device comprising an uppermost part of an electrode with a larger diameter than lowermost part of the electrode

#27
20200241113
2020-07-30

Lidar system including a transceiver array

#28
20200166531
2020-05-28

Stray light compensating methods and apparatus for characterizing a specimen

#29
20200088569
2020-03-19

Device and method for detecting and calibrating illuminance

#30
20190368923
2019-12-05

Optical sensing module

#31
20190353517
2019-11-21

Infrared safety beam system

#32
20190257688
2019-08-22

Photonic apparatus with bias control to provide substantially constant responsivity of a photodetector

#33
20190212262
2019-07-11

Automatic analysis apparatus including a reaction container holding part having a surface that reflects light emitted from a light source

#34
20190187459
2019-06-20

Optical scanner comprising a calibrating unit to calibrate intensity of the drive signal applied to a mirror driving unit

#35
20190162642
2019-05-30

Particle concentration sensing method and portable electronic apparatus applying the particle concentration sensing method

#36
20190107434
2019-04-11

Cross-sensor standardization

#37
20190056263
2019-02-21

Optoelectronic apparatus

#38
20180266879
2018-09-20

Ambient light sensor with photodiode leakage current compensation

#39
20180266877
2018-09-20

Optical devices and methods of making same

#40
20180259387
2018-09-13

Method for manufacturing rear surface incident type light receiving device including an electrode and characteristic inspection thereof

#41
20180209841
2018-07-26

Systems and methods for calibrating an optical distance sensor

#42
20180180467
2018-06-28

Photocell cover and method of use

#43
20180113076
2018-04-26

Light detection system and method of using same

#44
20180113021
2018-04-26

Laser source direction finding under non-uniform illumination conditions

#45
20180080820
2018-03-22

Ambient light sensor

#46
20180073922
2018-03-15

COMPOSITION, FILM FOR ULTRAVIOLET LIGHT INTENSITY DETECTION, METHOD FOR PREPARING THE FILM AND METHOD FOR ULTRAVIOLET LIGHT INTENSITY DETECTION

#47
20180058927
2018-03-01

Reference light source device used for calibration of spectral luminance meter and calibration method using same

#48
20180038731
2018-02-08

Light receiver and portable electronic apparatus

#49
20180017434
2018-01-18

MULTIPLE-OPTICAL-AXIS PHOTOELECTRIC SENSOR

#50
20170350815
2017-12-07

Methods, systems, and devices for calibrating light sensing devices

#51
20170307791
2017-10-26

Optical head for receiving light and optical system using the same

#52
20170284865
2017-10-05

Multifunctional infrared module

#53
20170219426
2017-08-03

Systems and methods for calibrating an optical distance sensor

#54
20170219425
2017-08-03

Apparatus for an optical in-situ gas analysis

#55
20170211976
2017-07-27

Variable modulation of radiation and components

#56
20170205279
2017-07-20

Optical sensor

#57
20170199280
2017-07-13

System and method of tracking multiple targets designated by pulse-coded lasers

#58
20170141241
2017-05-18

Optical device

#59
20170123114
2017-05-04

Deployable light baffle

#60
20170108374
2017-04-20

Methods and apparatus for improved sensor vibration cancellation

#61
20170089757
2017-03-30

Concealed optoelectronic module

#62
20160377477
2016-12-29

Brightness calibration method used in optical detection system with a plurality of diffusers

#63
20160349144
2016-12-01

Method and system for non-contact optical-power measurement

#64
20160348058
2016-12-01

APPARATUS FOR MEASURING CELL ACTIVITY AND METHOD FOR ANALYZING CELL ACTIVITY

#65
20160313176
2016-10-27

USER-WEARABLE DEVICES INCLUDING UV LIGHT EXPOSURE DETECTOR WITH CALIBRATION FOR SKIN TONE

#66
20160282179
2016-09-29

Detecting, tracking, and decoding pulse repetition frequency laser energy from laser designators

#67
20160282178
2016-09-29

Laser designator pulse detection

#68
20160219674
2016-07-28

Luminaire controllers

#69
20160149105
2016-05-26

Radiation detector comprising a compensating sensor

#70
20160097785
2016-04-07

Calibration method for photometry

#71
20150369656
2015-12-24

Cross-Sensor Standardization

#72
20150363931
2015-12-17

Photometric and radiometric calibration using optical feedback

#73
20150336015
2015-11-26

Ride vehicle tracking and control system using passive tracking elements

#74
20150336014
2015-11-26

Enhanced interactivity in an amusement park environment using passive tracking elements

#75
20150316410
2015-11-05

Method of testing an optical sensor

#76
20150292938
2015-10-15

System for non-contact optical-power measurement

#77
20150192773
2015-07-09

Variable modulation of radiation and components

#78
20150092186
2015-04-02

Ambient light detection and data processing

#79
20150064833
2015-03-05

Connector of connecting light sensor and substrate and method of fabricating light sensor

#80
20150050684
2015-02-19

Apparatus for measuring cell activity and method for analyzing cell activity

#81
20150022543
2015-01-22

Light sensor having partially opaque optic

#82
20150009501
2015-01-08

Absolute measurement method and apparatus thereof for non-linear error

#83
20150009494
2015-01-08

Optical touch device having a plurality of light guide components each with an acute angle between light emitting surfaces

#84
20140339665
2014-11-20

IMAGE SENSOR

#85
20140110569
2014-04-24

Optical head for receiving light and optical system using the same

#86
20140064966
2014-03-06

Systems and methods of tracking rotor blades

#87
20130327929
2013-12-12

Optical measurement system, optical measurement method, and mirror plate for optical measurement system

#88
20130043390
2013-02-21

Calibration system for detector

#89
20130015356
2013-01-17

Reflection Sensing System

#90
20120318957
2012-12-20

Optical touch device having an auxiliary light guide component disposed between the two neighboring ends of first and second light guide components

#91
20120229801
2012-09-13

Integrating sphere photometer and measuring method of the same

#92
20120147362
2012-06-14

Transferring optical energy

#93
20120038974
2012-02-16

Systems and methods for measuring power levels in an optical device

#94
20110084903
2011-04-14

Light detector, optical position detection apparatus, and display apparatus with position detection capability

#95
20100295822
2010-11-25

Connector of connecting light sensor and substrate and method of fabricating light sensor

#96
20100294914
2010-11-25

Method and device for controlling the light power emitted by an LED light source

#97
20100276596
2010-11-04

Output ratio adjusting method for optic sensor

#98
20100079747
2010-04-01

Instrument and method for measuring total luminous flux of luminous elements

#99
20100001653
2010-01-07

OPTICAL LIGHTING DEVICE

#100
20090177426
2009-07-09

Light Measurement Method and Apparatus

#101
20090000348
2009-01-01

Sensor calibration system and method

#102
20080173826
2008-07-24

Radiation image detector

#103
20080173796
2008-07-24

High linearity CMOS ambient light sensor

#104
20080111079
2008-05-15

Method for stabilizing the temperature dependency of light emission of an LED

#105
20080088722
2008-04-17

Photoelectric converter

#106
20070295912
2007-12-27

Method for Stabilizing the Temperature Dependency of Light Emission of an Led

#107
20070262234
2007-11-15

Stray charged particle removal device

#108
20070200052
2007-08-30

Apparatus, microscope with an apparatus, and method for calibration of a photosensor chip

#109
20060243909
2006-11-02

System and method for sensitive photon detection

#110
20050263680
2005-12-01

Method for stabilizing the temperature dependency of light emission of an LED

#111
20050023467
2005-02-03

Photodetector for weak light with UV transparent substrates

#112
15983973
2019-08-20

Infrared safety beam system

#113
15423216
2018-05-01

Differential goniophotometer

#114
14474637
2018-10-30

Ambient light sensor calibration