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Class Information
Number: 356/73.1
Name: Optics: measuring and testing > For optical fiber or waveguide inspection
Description: Subject matter wherein there is means to examine one or more transparent elongated structures (e.g., rods, fibers, or pipes) which are used to transmit light rays from one point to another within the confines of their outer surface, and involving internal reflections or modal transmission.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6373563 |
Polarization randomized optical source having short coherence length |
Apr. 16, 2002 |
| 6373564 |
Image tracking device and method for transverse measurement of optical fiber |
Apr. 16, 2002 |
| 6369883 |
System and method for enhanced mass splice measurement |
Apr. 9, 2002 |
| 6369888 |
Method and apparatus for article inspection including speckle reduction |
Apr. 9, 2002 |
| 6366347 |
Instrument for measuring the near-end crosstalk per unit length of multicore fibers |
Apr. 2, 2002 |
| 6366348 |
Optical fiber distortion measuring apparatus and optical fiber distortion measuring method |
Apr. 2, 2002 |
| 6362874 |
Polarization mode dispersion measurement using phase-sensitive sideband detection |
Mar. 26, 2002 |
| 6344919 |
Methods and systems for producing linear polarization states of light at the end of a length of optical fiber |
Feb. 5, 2002 |
| 6342945 |
System and method for measuring polarization mode dispersion suitable for a production environment |
Jan. 29, 2002 |
| 6339470 |
Apparatus and method for aligning an energy beam |
Jan. 15, 2002 |
| 6335788 |
Optical-fiber characteristics measuring apparatus |
Jan. 1, 2002 |
| 6335823 |
Optical amplifier for use in optical communications equipment |
Jan. 1, 2002 |
| 6334007 |
Optical fiber pull tester having an acoustic sensor |
Dec. 25, 2001 |
| 6323950 |
Chromatic dispersion measurement for optical components |
Nov. 27, 2001 |
| 6317214 |
Method and apparatus to determine a measurement of optical multiple path interference |
Nov. 13, 2001 |
| 6313909 |
Fiber defect detection apparatus and method |
Nov. 6, 2001 |
| 6310718 |
Optical amplifying apparatus for detecting break point in optical transmission lines |
Oct. 30, 2001 |
| 6304322 |
Method for quality assurance testing of fiber-optic laser modules |
Oct. 16, 2001 |
| 6287020 |
Observation apparatus and fusion splicer for optical fibers |
Sep. 11, 2001 |
| 6271922 |
Transmission system and associated method for measuring interference effects of glass fiber transmission links |
Aug. 7, 2001 |
| 6260386 |
Optical fiber preform cleaning method |
Jul. 17, 2001 |
| 6259517 |
Optical fiber breakage detection system |
Jul. 10, 2001 |
| 6259993 |
Optical fiber characteristic evaluation system and computer-readable recording medium on which computer program used for the system is recorded |
Jul. 10, 2001 |
| 6256090 |
Method and apparatus for determining the shape of a flexible body |
Jul. 3, 2001 |
| 6252656 |
Apparatus and method of seismic sensing systems using fiber optics |
Jun. 26, 2001 |
| 6252660 |
Method and device for measuring the length of a light guide |
Jun. 26, 2001 |
| 6236452 |
Optical amplifier evaluation method and optical amplifier evaluation device |
May. 22, 2001 |
| 6229599 |
Apparatus for measuring characteristics of an optical fiber |
May. 8, 2001 |
| 6224830 |
Absorbance cell for microfluid devices |
May. 1, 2001 |
| 6226117 |
Noise figure measurement of optical amplifiers by power substitution |
May. 1, 2001 |
| 6215555 |
Method and apparatus for measuring endface surface topography of multi-fiber fiberoptic connectors |
Apr. 10, 2001 |
| 6211950 |
Optical pulse reflectometer |
Apr. 3, 2001 |
| 6212003 |
Optical amplifier evaluating method and optical amplifier evaluating apparatus |
Apr. 3, 2001 |
| 6203492 |
Scope tester |
Mar. 20, 2001 |
| 6204915 |
Measuring probe comprising at least one optic fiber, and a measuring device and installation comprising at least one such probe |
Mar. 20, 2001 |
| 6204924 |
Method and apparatus for measuring polarization mode dispersion of optical devices |
Mar. 20, 2001 |
| 6205263 |
Distributed optical fiber sensor with controlled response |
Mar. 20, 2001 |
| 6201599 |
Optical transmission line monitoring apparatus |
Mar. 13, 2001 |
| 6201608 |
Method and apparatus for measuring optical reflectivity and imaging through a scattering medium |
Mar. 13, 2001 |
| 6194707 |
Automatic laser shutdown method and apparatus in optical transmission system |
Feb. 27, 2001 |
| 6188472 |
System and method for direct measurement of alignment error in a fiber coupler |
Feb. 13, 2001 |
| 6177985 |
Apparatus and method for testing optical fiber system components |
Jan. 23, 2001 |
| 6160614 |
Method, apparatus and computer program product for classification of measured data from multi-core optical fiber |
Dec. 12, 2000 |
| 6157443 |
Method and system for transporting data for monitoring optical fibers |
Dec. 5, 2000 |
| 6154273 |
Wavelength dispersion measurement apparatus and a method thereof |
Nov. 28, 2000 |
| 6141089 |
Optical time domain reflectometer for measurements in optical networks with currently applied traffic signals |
Oct. 31, 2000 |
| 6141090 |
Fiber optic cable having a specified path average dispersion |
Oct. 31, 2000 |
| 6122043 |
Method and apparatus for electrically reducing coherence/polarization noise in reflectometers |
Sep. 19, 2000 |
| 6122044 |
Process for locating by reflectometry a fault on an optical transmission link and location device applying such process |
Sep. 19, 2000 |
| 6118523 |
High-resolution zero-dispersion wavelength mapping in single mode fiber |
Sep. 12, 2000 |
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