Patent · US Expired

Fiber optic directional coupler

US4601541A · kind A · utility

43Cited by
7References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 21, 1983
Grant dateJul 22, 1986
Priority date
Expiry dateOct 21, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S359/90
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Apparatus and method of manufacture for coupling optical power between two strands of fiber optic material in a given direction of propagation. The coupler employs generally parallel, intersecting strands of fiber optic material having the cladding removed on one side thereof to within a few microns of the fiber cores in the region of intersection to permit light transfer between the strands.

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