Patent · US Expired

Method and apparatus for thermally reducing coherence/polarization noise in reflectometers

US5923414A · kind A · utility

3Cited by
8References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 1997
Grant dateJul 13, 1999
Priority date
Expiry dateJun 5, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01M11/3127
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Apparatus (OTDR) for accurately locating and measuring the optical parameters and characteristics of fiberoptic cables which reduces the adverse effects of coherence noise without effecting the stability and repeatability of the acquired locating and measuring information.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.