ClassID:

167126

G01M11/332 - CPC Classification

Classification description:

Testing of optical apparatus; Testing structures by optical methods not otherwise provided for; Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using discrete input signals

Recent Application in this class:
#1
20260153670
2026-06-04

ANTI-RESONANT HOLLOW CORE OPTICAL ASSEMBLY HAVING DIAGNOSTIC RING STRUCTURE AND METHOD

#2
20250283782
2025-09-11

Light Generator

#3
20240353290
2024-10-24

SYSTEM AND METHOD FOR CALIBRATING THE LIGHT SENSITIVITY OF A CAMERA

#4
20240302246
2024-09-12

Estimation of a parameter of a cavity on an integrated photonic chip

#5
20240183746
2024-06-06

Mode field diameter measuring method and mode field diameter measuring device

#6
20230288289
2023-09-14

Several mode fiber test method and several mode fiber test device

#7
20230136742
2023-05-04

Optoelectronic chip and method for testing photonic circuits of such chip

#8
20200209108
2020-07-02

Calibration apparatus and method, and wavelength division multiplexing system

#9
20200174182
2020-06-04

Method of selecting wideband multimode fiber from 850 nm differential mode delays

#10
20200124498
2020-04-23

Method and system for multi-link connection testing

#11
20200096417
2020-03-26

Method and apparatus for chromatic dispersion measurement based on optoelectronic oscillations

#12
20190383999
2019-12-19

Method of identifying wideband MMF from 850 nm DMD measurements

#13
20190250213
2019-08-15

Optoelectronic chip and method for testing photonic circuits of such chip

#14
20180202896
2018-07-19

Optical fibers and methods associated therewith

#15
20170363508
2017-12-21

Optical fiber leakage loss measurement method

#16
20170315018
2017-11-02

Optical fibers and methods associated therewith

#17
20170205311
2017-07-20

Method of measuring time delays with respect to differential mode delay (DMD) of a multi-mode fiber (MMF) or a few-mode fiber (FMF)

#18
20170199026
2017-07-13

Optical fiber length measurement method and apparatus

#19
20170043559
2017-02-16

Composite weldable panel with embedded devices

#20
20160254861
2016-09-01

Method of characterizing a multimode optical fiber link and corresponding methods of fabricating multimode optical fiber links and of selecting multimode optical fibers from a batch of multimode optical fibers

#21
20150206404
2015-07-23

Composite weldable panel with embedded devices

#22
20150034635
2015-02-05

Container having composite weldable panel with embedded devices

#23
20130188177
2013-07-25

Monitoring for disturbance of optical fiber

#24
20110222052
2011-09-15

Test systems that include a centering system for aligning an optical pulse launching device with a multi-mode fiber and methods of operating the same

#25
20110054861
2011-03-03

Methods for calculating multimode fiber system bandwidth and manufacturing improved multimode fiber

#26
20110032517
2011-02-10

Optical fiber characteristic measuring device and method

#27
20100238428
2010-09-23

METHOD FOR DETECTING FIBER OPTIC FIBERS AND RIBBONS

#28
20100149521
2010-06-17

Apparatus and method for monitoring extinction ratio of optical signals

#29
20090297154
2009-12-03

Transmission-path-type specifying apparatus and transmission-path-type specifying method

#30
20090240473
2009-09-24

Optical noise index calculation method, optical noise index calculation apparatus, and optical sampling oscilloscope

#31
20090109437
2009-04-30

Method and device for measuring polarization state and polarization mode dispersion in photonic transmission systems

#32
20090066937
2009-03-12

Method of measuring the differential group delay of an optical fiber connection

#33
20080211669
2008-09-04

Composite weldable panel with embedded devices

#34
20070274712
2007-11-29

Method for detecting and localizing faults in an optical transmission path, and optical transmission system

#35
20070058158
2007-03-15

Measurement and characterization of nonlinear phase shifts

#36
20060274318
2006-12-07

Interferometric determination of a transfer function of a device under test

#37
20060244949
2006-11-02

Method of estimating and measuring longitudinal dispersion in optical fibers

#38
20050206878
2005-09-22

Optical fiber propagation time measurement

#39
20050024645
2005-02-03

Method and apparatus for measurement of group delay